Version 1.0.20

Add API to block incoming requests

AUTHORS

@@ -1,2 +1,4 @@
 Slava Monich <slava.monich@jolla.com>
 Matti Lehtimäki <matti.lehtimaki@gmail.com>
+Franz-Josef Haider <franz.haider@jolla.com>
+Juho Hämäläinen <juho.hamalainen@jolla.com>

Makefile

@@ -24,7 +24,7 @@ all: debug release pkgconfig
 
 VERSION_MAJOR = 1
 VERSION_MINOR = 0
-VERSION_RELEASE = 5
+VERSION_RELEASE = 20
 
 # Version for pkg-config
 PCVERSION = $(VERSION_MAJOR).$(VERSION_MINOR).$(VERSION_RELEASE)
@@ -62,6 +62,7 @@ SRC = \
   gbinder_remote_reply.c \
   gbinder_remote_request.c \
   gbinder_rpc_protocol.c \
+  gbinder_servicepoll.c \
   gbinder_writer.c
 
 SRC += \
@@ -247,7 +248,7 @@ $(COVERAGE_LIB): $(COVERAGE_OBJS)
 	$(AR) rc $@ $?
 	ranlib $@
 
-$(PKGCONFIG): $(LIB_NAME).pc.in
+$(PKGCONFIG): $(LIB_NAME).pc.in Makefile
 	sed -e 's/\[version\]/'$(PCVERSION)/g $< > $@
 
 #

README

@@ -1 +1,7 @@
 GLib-style interface to binder (Android IPC mechanism)
+
+Provides:
+
+1. Integration with GLib event loop
+2. Detection of 32 vs 64 bit kernel at runtime
+3. Asynchronous transactions that don't block the event thread

debian/changelog

@@ -1,3 +1,106 @@
+libgbinder (1.0.20) unstable; urgency=low
+
+  * Added API to block incoming requests.
+
+ -- Slava Monich <slava.monich@jolla.com>  Mon, 17 Dec 2018 16:06:43 +0200
+
+libgbinder (1.0.19) unstable; urgency=low
+
+  * Added GBinderWriter memory allocation and cleanup API
+
+ -- Slava Monich <slava.monich@jolla.com>  Fri, 14 Dec 2018 16:27:51 +0200
+
+libgbinder (1.0.18) unstable; urgency=low
+
+  * Implemented support for file descritors
+  * Allow GBinderClient without RPC header
+  * Added binder-dump test
+
+ -- Slava Monich <slava.monich@jolla.com>  Mon, 10 Dec 2018 13:17:22 +0200
+
+libgbinder (1.0.17) unstable; urgency=low
+
+  * Added gbinder_writer_append_string16_utf16()
+  * Added gbinder_reader_read_nullable_string16_utf16()
+
+ -- Slava Monich <slava.monich@jolla.com>  Fri, 07 Dec 2018 02:54:07 +0200
+
+libgbinder (1.0.16) unstable; urgency=low
+
+  * Added GBinderHidlVec and GBinderHidlString types
+  * Added gbinder_reader_copy()
+
+ -- Slava Monich <slava.monich@jolla.com>  Thu, 06 Dec 2018 19:03:32 +0200
+
+libgbinder (1.0.15) unstable; urgency=low
+
+  * Implemented service polling for old servicemanager
+  * Added new tests and improved coverage for existing ones
+
+ -- Slava Monich <slava.monich@jolla.com>  Wed, 05 Dec 2018 12:11:34 +0200
+
+libgbinder (1.0.14) unstable; urgency=low
+
+  * Changed bool padding from 0xff to 0x00
+
+ -- Slava Monich <slava.monich@jolla.com>  Tue, 27 Nov 2018 17:20:18 +0200
+
+libgbinder (1.0.13) unstable; urgency=low
+
+  * Support for service registration notifications
+  * Make sure looper is started before gbinder_ipc_looper_new() returns
+
+ -- Slava Monich <slava.monich@jolla.com>  Sat, 17 Nov 2018 01:52:28 +0200
+
+libgbinder (1.0.12) unstable; urgency=low
+
+  * Add byte array reader and writer
+
+ -- Slava Monich <slava.monich@jolla.com>  Wed, 31 Oct 2018 17:04:38 +0300
+
+libgbinder (1.0.11) unstable; urgency=low
+
+  * Use BINDER_TYPE_WEAK_HANDLE for NULL objects
+
+ -- Slava Monich <slava.monich@jolla.com>  Wed, 24 Oct 2018 18:57:28 +0300
+
+libgbinder (1.0.10) unstable; urgency=low
+
+  * Fixed dependencies for unit tests
+  * Plugged memory leak in unit_reader
+
+ -- Slava Monich <slava.monich@jolla.com>  Wed, 10 Oct 2018 14:44:44 +0300
+
+libgbinder (1.0.9) unstable; urgency=low
+
+  * Respect strong refs to GBinderLocalObject
+  * Added gbinder_reader_read_hidl_struct macro
+  * Added gbinder_reader_read_hidl_type_vec macro
+  * Added gbinder_reader_read_hidl_byte_vec macro
+
+ -- Slava Monich <slava.monich@jolla.com>  Mon, 08 Oct 2018 11:41:33 +0300
+
+libgbinder (1.0.8) unstable; urgency=low
+
+  * Added gbinder_writer_append_hidl_vec()
+  * Added Added gbinder_reader_read_hidl_vec()
+
+ -- Slava Monich <slava.monich@jolla.com>  Tue, 25 Sep 2018 01:08:54 +0300
+
+libgbinder (1.0.7) unstable; urgency=low
+
+  * Added gbinder_remote_request_copy_to_local()
+  * Added gbinder_remote_reply_copy_to_local()
+  * Make sure RPC protocol matches servicemanager type
+
+ -- Slava Monich <slava.monich@jolla.com>  Sun, 23 Sep 2018 22:47:16 +0300
+
+libgbinder (1.0.6) unstable; urgency=low
+
+  * Fixed GBinderServiceManager lifecycle management
+
+ -- Slava Monich <slava.monich@jolla.com>  Fri, 21 Sep 2018 21:15:28 +0300
+
 libgbinder (1.0.5) unstable; urgency=low
 
   * Added double and float support

debian/control

@@ -2,13 +2,13 @@ Source: libgbinder
 Section: libs
 Priority: optional
 Maintainer: Slava Monich <slava.monich@jolla.com>
-Build-Depends: debhelper (>= 7), libglib2.0-dev (>= 2.0), libglibutil (>= 1.0.29)
+Build-Depends: debhelper (>= 7), libglib2.0-dev (>= 2.0), libglibutil (>= 1.0.34)
 Standards-Version: 3.8.4
 
 Package: libgbinder
 Section: libs
 Architecture: any
-Depends: libglibutil (>= 1.0.29), ${shlibs:Depends}, ${misc:Depends}
+Depends: libglibutil (>= 1.0.34), ${shlibs:Depends}, ${misc:Depends}
 Description: Binder client library
 
 Package: libgbinder-dev

include/gbinder_reader.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -53,7 +53,7 @@ struct gbinder_reader {
 
 gboolean
 gbinder_reader_at_end(
-    GBinderReader* reader);
+    const GBinderReader* reader);
 
 gboolean
 gbinder_reader_read_byte(
@@ -95,6 +95,15 @@ gbinder_reader_read_double(
     GBinderReader* reader,
     gdouble* value);
 
+int
+gbinder_reader_read_fd(
+    GBinderReader* reader); /* Since 1.0.18 */
+
+int
+gbinder_reader_read_dup_fd(
+    GBinderReader* reader) /* Since 1.0.18 */
+    G_GNUC_WARN_UNUSED_RESULT;
+
 gboolean
 gbinder_reader_read_nullable_object(
     GBinderReader* reader,
@@ -113,6 +122,31 @@ gbinder_reader_read_buffer(
     GBinderReader* reader)
     G_GNUC_WARN_UNUSED_RESULT;
 
+const void*
+gbinder_reader_read_hidl_struct1(
+    GBinderReader* reader,
+    gsize size); /* since 1.0.9 */
+
+#define gbinder_reader_read_hidl_struct(reader,type) \
+    ((const type*)gbinder_reader_read_hidl_struct1(reader, sizeof(type)))
+
+const void*
+gbinder_reader_read_hidl_vec(
+    GBinderReader* reader,
+    gsize* count,
+    gsize* elemsize);
+
+const void*
+gbinder_reader_read_hidl_vec1(
+    GBinderReader* reader,
+    gsize* count,
+    guint expected_elemsize); /* since 1.0.9 */
+
+#define gbinder_reader_read_hidl_type_vec(reader,type,count) \
+    ((const type*)gbinder_reader_read_hidl_vec1(reader, count, sizeof(type)))
+#define gbinder_reader_read_hidl_byte_vec(reader,count) /* vec<uint8_t> */ \
+    gbinder_reader_read_hidl_type_vec(reader,guint8,count)
+
 char*
 gbinder_reader_read_hidl_string(
     GBinderReader* reader)
@@ -140,17 +174,33 @@ gbinder_reader_read_nullable_string16(
     GBinderReader* reader,
     char** out);
 
+gboolean
+gbinder_reader_read_nullable_string16_utf16(
+    GBinderReader* reader,
+    gunichar2** out,
+    gsize* len); /* since 1.0.17 */
+
 gboolean
 gbinder_reader_skip_string16(
     GBinderReader* reader);
 
+const void*
+gbinder_reader_read_byte_array(
+    GBinderReader* reader,
+    gsize* len); /* since 1.0.12 */
+
 gsize
 gbinder_reader_bytes_read(
-    GBinderReader* reader);
+    const GBinderReader* reader);
 
 gsize
 gbinder_reader_bytes_remaining(
-    GBinderReader* reader);
+    const GBinderReader* reader);
+
+void
+gbinder_reader_copy(
+    GBinderReader* dest,
+    const GBinderReader* src); /* Since 1.0.16 */
 
 G_END_DECLS
 

include/gbinder_remote_reply.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -50,6 +50,11 @@ gbinder_remote_reply_init_reader(
     GBinderRemoteReply* reply,
     GBinderReader* reader);
 
+GBinderLocalReply*
+gbinder_remote_reply_copy_to_local(
+    GBinderRemoteReply* reply) /* since 1.0.6 */
+    G_GNUC_WARN_UNUSED_RESULT;
+
 /* Convenience function to decode replies with just one data item */
 
 gboolean

include/gbinder_remote_request.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -62,6 +62,21 @@ uid_t
 gbinder_remote_request_sender_euid(
     GBinderRemoteRequest* req); /* since 1.0.2 */
 
+GBinderLocalRequest*
+gbinder_remote_request_copy_to_local(
+    GBinderRemoteRequest* req) /* since 1.0.6 */
+    G_GNUC_WARN_UNUSED_RESULT;
+
+void
+gbinder_remote_request_block(
+    GBinderRemoteRequest* req); /* Since 1.0.20 */
+
+void
+gbinder_remote_request_complete(
+    GBinderRemoteRequest* req,
+    GBinderLocalReply* reply,
+    int status); /* Since 1.0.20 */
+
 /* Convenience function to decode requests with just one data item */
 
 gboolean

include/gbinder_servicemanager.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -61,6 +61,13 @@ void
     int status,
     void* user_data);
 
+typedef
+void
+(*GBinderServiceManagerRegistrationFunc)(
+    GBinderServiceManager* sm,
+    const char* name,
+    void* user_data);
+
 GBinderServiceManager*
 gbinder_servicemanager_new(
     const char* dev);
@@ -130,6 +137,18 @@ gbinder_servicemanager_cancel(
     GBinderServiceManager* sm,
     gulong id);
 
+gulong
+gbinder_servicemanager_add_registration_handler(
+    GBinderServiceManager* sm,
+    const char* name,
+    GBinderServiceManagerRegistrationFunc func,
+    void* user_data); /* Since 1.0.13 */
+
+void
+gbinder_servicemanager_remove_handler(
+    GBinderServiceManager* sm,
+    gulong id); /* Since 1.0.13 */
+
 G_END_DECLS
 
 #endif /* GBINDER_SERVICEMANAGER_H */

include/gbinder_types.h

@@ -72,6 +72,30 @@ typedef struct gbinder_servicemanager GBinderServiceManager;
 typedef struct gbinder_writer GBinderWriter;
 typedef struct gbinder_parent GBinderParent;
 
+/* Basic HIDL types */
+
+typedef struct gbinder_hidl_vec {
+    union {
+        guint64 value;
+        const void* ptr;
+    } data;
+    guint32 count;
+    guint32 owns_buffer;
+} GBinderHidlVec;
+
+#define GBINDER_HIDL_VEC_BUFFER_OFFSET (0)
+
+typedef struct gbinder_hidl_string {
+    union {
+        guint64 value;
+        const char* str;
+    } data;
+    guint32 len;
+    guint32 owns_buffer;
+} GBinderHidlString;
+
+#define GBINDER_HIDL_STRING_BUFFER_OFFSET (0)
+
 /*
  * Each RPC call is identified by the interface name returned
  * by gbinder_remote_request_interface() the transaction code.

include/gbinder_writer.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -86,6 +86,12 @@ gbinder_writer_append_string16_len(
     const char* utf8,
     gssize num_bytes);
 
+void
+gbinder_writer_append_string16_utf16(
+    GBinderWriter* writer,
+    const gunichar2* utf16,
+    gssize length); /* Since 1.0.17 */
+
 void
 gbinder_writer_append_string8(
     GBinderWriter* writer,
@@ -108,6 +114,11 @@ gbinder_writer_append_bytes(
     const void* data,
     gsize size);
 
+void
+gbinder_writer_append_fd(
+    GBinderWriter* writer,
+    int fd); /* Since 1.0.18 */
+
 guint
 gbinder_writer_append_buffer_object_with_parent(
     GBinderWriter* writer,
@@ -121,6 +132,13 @@ gbinder_writer_append_buffer_object(
     const void* buf,
     gsize len);
 
+void
+gbinder_writer_append_hidl_vec(
+    GBinderWriter* writer,
+    const void* base,
+    guint count,
+    guint elemsize); /* since 1.0.8 */
+
 void
 gbinder_writer_append_hidl_string(
     GBinderWriter* writer,
@@ -142,6 +160,40 @@ gbinder_writer_append_remote_object(
     GBinderWriter* writer,
     GBinderRemoteObject* obj);
 
+void
+gbinder_writer_append_byte_array(
+    GBinderWriter* writer,
+    const void* byte_array,
+    gint32 len); /* since 1.0.12 */
+
+void*
+gbinder_writer_malloc(
+    GBinderWriter* writer,
+    gsize size); /* since 1.0.19 */
+
+void*
+gbinder_writer_malloc0(
+    GBinderWriter* writer,
+    gsize size); /* since 1.0.19 */
+
+#define gbinder_writer_new(writer,type) \
+    ((type*) gbinder_writer_malloc(writer, sizeof(type)))
+
+#define gbinder_writer_new0(writer,type) \
+    ((type*) gbinder_writer_malloc0(writer, sizeof(type)))
+
+void*
+gbinder_writer_memdup(
+    GBinderWriter* writer,
+    const void* buf,
+    gsize size); /* since 1.0.19 */
+
+void
+gbinder_writer_add_cleanup(
+    GBinderWriter* writer,
+    GDestroyNotify destroy,
+    gpointer data); /* since 1.0.19 */
+
 G_END_DECLS
 
 #endif /* GBINDER_WRITER_H */

rpm/libgbinder.spec

@@ -1,14 +1,14 @@
 Name: libgbinder
-Version: 1.0.5
+Version: 1.0.20
 Release: 0
 Summary: Binder client library
 Group: Development/Libraries
 License: BSD
 URL: https://github.com/mer-hybris/libgbinder
 Source: %{name}-%{version}.tar.bz2
-Requires: libglibutil >= 1.0.29
+Requires: libglibutil >= 1.0.34
 BuildRequires: pkgconfig(glib-2.0)
-BuildRequires: pkgconfig(libglibutil) >= 1.0.29
+BuildRequires: pkgconfig(libglibutil) >= 1.0.34
 Requires(post): /sbin/ldconfig
 Requires(postun): /sbin/ldconfig
 

src/gbinder_buffer.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -36,55 +36,62 @@
 
 #include <gutil_macros.h>
 
-typedef struct gbinder_buffer_memory {
+struct gbinder_buffer_contents {
     gint refcount;
     void* buffer;
     gsize size;
+    void** objects;
     GBinderDriver* driver;
-} GBinderBufferMemory;
+};
 
 typedef struct gbinder_buffer_priv {
     GBinderBuffer pub;
-    GBinderBufferMemory* memory;
+    GBinderBufferContents* contents;
 } GBinderBufferPriv;
 
 static inline GBinderBufferPriv* gbinder_buffer_cast(GBinderBuffer* buf)
     { return G_CAST(buf, GBinderBufferPriv, pub); }
 
 /*==========================================================================*
- * GBinderBufferMemory
+ * GBinderBufferContents
  *==========================================================================*/
 
 static
-GBinderBufferMemory*
-gbinder_buffer_memory_new(
+GBinderBufferContents*
+gbinder_buffer_contents_new(
     GBinderDriver* driver,
     void* buffer,
-    gsize size)
+    gsize size,
+    void** objects)
 {
-    GBinderBufferMemory* self = g_slice_new0(GBinderBufferMemory);
+    GBinderBufferContents* self = g_slice_new0(GBinderBufferContents);
 
     g_atomic_int_set(&self->refcount, 1);
     self->buffer = buffer;
     self->size = size;
+    self->objects = objects;
     self->driver = gbinder_driver_ref(driver);
     return self;
 }
 
 static
 void
-gbinder_buffer_memory_free(
-    GBinderBufferMemory* self)
+gbinder_buffer_contents_free(
+    GBinderBufferContents* self)
 {
+    if (self->objects) {
+        gbinder_driver_close_fds(self->driver, self->objects,
+            ((guint8*)self->buffer) + self->size);
+        g_free(self->objects);
+    }
     gbinder_driver_free_buffer(self->driver, self->buffer);
     gbinder_driver_unref(self->driver);
-    g_slice_free(GBinderBufferMemory, self);
+    g_slice_free(GBinderBufferContents, self);
 }
 
-static
-GBinderBufferMemory*
-gbinder_buffer_memory_ref(
-    GBinderBufferMemory* self)
+GBinderBufferContents*
+gbinder_buffer_contents_ref(
+    GBinderBufferContents* self)
 {
     if (G_LIKELY(self)) {
         GASSERT(self->refcount > 0);
@@ -93,15 +100,14 @@ gbinder_buffer_memory_ref(
     return self;
 }
 
-static
 void
-gbinder_buffer_memory_unref(
-    GBinderBufferMemory* self)
+gbinder_buffer_contents_unref(
+    GBinderBufferContents* self)
 {
     if (G_LIKELY(self)) {
         GASSERT(self->refcount > 0);
         if (g_atomic_int_dec_and_test(&self->refcount)) {
-            gbinder_buffer_memory_free(self);
+            gbinder_buffer_contents_free(self);
         }
     }
 }
@@ -113,14 +119,14 @@ gbinder_buffer_memory_unref(
 static
 GBinderBuffer*
 gbinder_buffer_alloc(
-    GBinderBufferMemory* memory,
+    GBinderBufferContents* contents,
     void* data,
     gsize size)
 {
     GBinderBufferPriv* priv = g_slice_new0(GBinderBufferPriv);
     GBinderBuffer* self = &priv->pub;
 
-    priv->memory = memory;
+    priv->contents = contents;
     self->data = data;
     self->size = size;
     return self;
@@ -133,7 +139,7 @@ gbinder_buffer_free(
     if (G_LIKELY(self)) {
         GBinderBufferPriv* priv = gbinder_buffer_cast(self);
 
-        gbinder_buffer_memory_unref(priv->memory);
+        gbinder_buffer_contents_unref(priv->contents);
         g_slice_free(GBinderBufferPriv, priv);
     }
 }
@@ -142,10 +148,12 @@ GBinderBuffer*
 gbinder_buffer_new(
     GBinderDriver* driver,
     void* data,
-    gsize size)
+    gsize size,
+    void** objects)
 {
     return gbinder_buffer_alloc((driver && data) ?
-        gbinder_buffer_memory_new(driver, data, size) : NULL, data, size);
+        gbinder_buffer_contents_new(driver, data, size, objects) : NULL,
+        data, size);
 }
 
 GBinderBuffer*
@@ -155,10 +163,30 @@ gbinder_buffer_new_with_parent(
     gsize size)
 {
     return gbinder_buffer_alloc(parent ?
-        gbinder_buffer_memory_ref(gbinder_buffer_cast(parent)->memory) : NULL,
+        gbinder_buffer_contents_ref(gbinder_buffer_contents(parent)) : NULL,
         data, size);
 }
 
+gconstpointer
+gbinder_buffer_data(
+    GBinderBuffer* self,
+    gsize* size)
+{
+    GBinderBufferContents* contents = gbinder_buffer_contents(self);
+
+    if (G_LIKELY(contents)) {
+        if (size) {
+            *size = contents->size;
+        }
+        return contents->buffer;
+    } else {
+        if (size) {
+            *size = 0;
+        }
+        return NULL;
+    }
+}
+
 GBinderDriver*
 gbinder_buffer_driver(
     GBinderBuffer* self)
@@ -166,13 +194,43 @@ gbinder_buffer_driver(
     if (G_LIKELY(self)) {
         GBinderBufferPriv* priv = gbinder_buffer_cast(self);
 
-        if (priv->memory) {
-            return priv->memory->driver;
+        if (priv->contents) {
+            return priv->contents->driver;
         }
     }
     return NULL;
 }
 
+const GBinderIo*
+gbinder_buffer_io(
+    GBinderBuffer* buf)
+{
+    GBinderDriver* driver = gbinder_buffer_driver(buf);
+
+    return driver ? gbinder_driver_io(driver) : NULL;
+}
+
+void**
+gbinder_buffer_objects(
+    GBinderBuffer* self)
+{
+    if (G_LIKELY(self)) {
+        GBinderBufferPriv* priv = gbinder_buffer_cast(self);
+
+        if (priv->contents) {
+            return priv->contents->objects;
+        }
+    }
+    return NULL;
+}
+
+GBinderBufferContents*
+gbinder_buffer_contents(
+    GBinderBuffer* self)
+{
+    return G_LIKELY(self) ? gbinder_buffer_cast(self)->contents : NULL;
+}
+
 /*
  * Local Variables:
  * mode: C

src/gbinder_buffer_p.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -41,7 +41,8 @@ GBinderBuffer*
 gbinder_buffer_new(
     GBinderDriver* driver,
     void* data,
-    gsize size);
+    gsize size,
+    void** objects);
 
 GBinderBuffer*
 gbinder_buffer_new_with_parent(
@@ -53,8 +54,30 @@ GBinderDriver*
 gbinder_buffer_driver(
     GBinderBuffer* buf);
 
-#define gbinder_buffer_io(buf) \
-    gbinder_driver_io(gbinder_buffer_driver(buf))
+GBinderBufferContents*
+gbinder_buffer_contents(
+    GBinderBuffer* buf);
+
+gconstpointer
+gbinder_buffer_data(
+    GBinderBuffer* buf,
+    gsize* size);
+
+const GBinderIo*
+gbinder_buffer_io(
+    GBinderBuffer* buf);
+
+void**
+gbinder_buffer_objects(
+    GBinderBuffer* buffer);
+
+GBinderBufferContents*
+gbinder_buffer_contents_ref(
+    GBinderBufferContents* contents);
+
+void
+gbinder_buffer_contents_unref(
+    GBinderBufferContents* contents);
 
 #endif /* GBINDER_BUFFER_PRIVATE_H */
 

src/gbinder_cleanup.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -48,11 +48,33 @@ struct gbinder_cleanup {
 G_STATIC_ASSERT(sizeof(GBinderCleanup) == sizeof(GArray));
 #define ELEMENT_SIZE (sizeof(GBinderCleanupItem))
 
+static
+void
+gbinder_cleanup_destroy_func(
+    gpointer data)
+{
+    GBinderCleanupItem* item = data;
+
+    item->destroy(item->pointer);
+}
+
 static
 GBinderCleanup*
 gbinder_cleanup_new()
 {
-    return (GBinderCleanup*)g_array_sized_new(FALSE, FALSE, ELEMENT_SIZE, 0);
+    GArray* array = g_array_sized_new(FALSE, FALSE, ELEMENT_SIZE, 0);
+
+    g_array_set_clear_func(array, gbinder_cleanup_destroy_func);
+    return (GBinderCleanup*)array;
+}
+
+void
+gbinder_cleanup_reset(
+    GBinderCleanup* self)
+{
+    if (G_LIKELY(self)) {
+        g_array_set_size((GArray*)self, 0);
+    }
 }
 
 void
@@ -60,11 +82,6 @@ gbinder_cleanup_free(
     GBinderCleanup* self)
 {
     if (G_LIKELY(self)) {
-        guint i;
-
-        for (i = 0; i < self->count; i++) {
-            self->items[i].destroy(self->items[i].pointer);
-        }
         g_array_free((GArray*)self, TRUE);
     }
 }

src/gbinder_cleanup.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -39,6 +39,10 @@ void
 gbinder_cleanup_free(
     GBinderCleanup* cleanup);
 
+void
+gbinder_cleanup_reset(
+    GBinderCleanup* cleanup);
+
 GBinderCleanup*
 gbinder_cleanup_add(
     GBinderCleanup* cleanup,

src/gbinder_client.c

@@ -75,7 +75,9 @@ gbinder_client_free(
     gbinder_remote_object_unref(self->remote);
     gbinder_local_request_unref(priv->basic_req);
     g_free(priv->iface);
-    g_bytes_unref(priv->rpc_header);
+    if (priv->rpc_header) {
+        g_bytes_unref(priv->rpc_header);
+    }
     g_slice_free(GBinderClientPriv, priv);
 }
 
@@ -117,13 +119,13 @@ gbinder_client_new(
     GBinderRemoteObject* remote,
     const char* iface)
 {
-    if (G_LIKELY(remote) && G_LIKELY(iface)) {
+    if (G_LIKELY(remote)) {
         GBinderClientPriv* priv = g_slice_new0(GBinderClientPriv);
         GBinderClient* self = &priv->pub;
-        GBinderIpc* ipc = remote->ipc;
-        GBinderOutputData* hdr;
+        GBinderDriver* driver = remote->ipc->driver;
 
         g_atomic_int_set(&priv->refcount, 1);
+        self->remote = gbinder_remote_object_ref(remote);
 
         /*
          * Generate basic request (without additional parameters) and pull
@@ -131,12 +133,17 @@ gbinder_client_new(
          * transactions which has no additional parameters. The header data
          * are needed for building non-trivial requests.
          */
-        priv->basic_req = gbinder_driver_local_request_new(ipc->driver, iface);
-        hdr = gbinder_local_request_data(priv->basic_req);
-        priv->rpc_header = g_bytes_new(hdr->bytes->data, hdr->bytes->len);
+        if (iface) {
+            GBinderOutputData* hdr;
 
-        self->remote = gbinder_remote_object_ref(remote);
-        self->iface = priv->iface = g_strdup(iface);
+            priv->basic_req = gbinder_driver_local_request_new(driver, iface);
+            hdr = gbinder_local_request_data(priv->basic_req);
+            priv->rpc_header = g_bytes_new(hdr->bytes->data, hdr->bytes->len);
+            self->iface = priv->iface = g_strdup(iface);
+        } else {
+            priv->basic_req = gbinder_local_request_new
+                (gbinder_driver_io(driver), NULL);
+        }
         return self;
     }
     return NULL;

src/gbinder_defaultservicemanager.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -31,6 +31,8 @@
  */
 
 #include "gbinder_servicemanager_p.h"
+#include "gbinder_rpc_protocol.h"
+#include "gbinder_servicepoll.h"
 #include "gbinder_log.h"
 
 #include <gbinder_client.h>
@@ -42,13 +44,31 @@
 #include <errno.h>
 #include <pthread.h>
 
-typedef GBinderServiceManager GBinderDefaultServiceManager;
+typedef struct gbinder_defaultservicemanager_watch {
+    GBinderServicePoll* poll;
+    char* name;
+    gulong handler_id;
+    guint notify_id;
+} GBinderDefaultServiceManagerWatch;
+
 typedef GBinderServiceManagerClass GBinderDefaultServiceManagerClass;
+typedef struct gbinder_defaultservicemanager {
+    GBinderServiceManager manager;
+    GBinderServicePoll* poll;
+    GHashTable* watch_table;
+} GBinderDefaultServiceManager;
 
 G_DEFINE_TYPE(GBinderDefaultServiceManager,
     gbinder_defaultservicemanager,
     GBINDER_TYPE_SERVICEMANAGER)
 
+#define PARENT_CLASS gbinder_defaultservicemanager_parent_class
+#define GBINDER_TYPE_DEFAULTSERVICEMANAGER \
+    gbinder_defaultservicemanager_get_type()
+#define GBINDER_DEFAULTSERVICEMANAGER(obj) \
+    G_TYPE_CHECK_INSTANCE_CAST((obj), GBINDER_TYPE_DEFAULTSERVICEMANAGER, \
+    GBinderDefaultServiceManager)
+
 enum gbinder_defaultservicemanager_calls {
     GET_SERVICE_TRANSACTION = GBINDER_FIRST_CALL_TRANSACTION,
     CHECK_SERVICE_TRANSACTION,
@@ -65,7 +85,76 @@ gbinder_defaultservicemanager_new(
     const char* dev)
 {
     return gbinder_servicemanager_new_with_type
-        (gbinder_defaultservicemanager_get_type(), dev);
+        (GBINDER_TYPE_DEFAULTSERVICEMANAGER, dev);
+}
+
+static
+void
+gbinder_defaultservicemanager_watch_proc(
+    GBinderServicePoll* poll,
+    const char* name_added,
+    void* user_data)
+{
+    GBinderDefaultServiceManagerWatch* watch = user_data;
+
+    if (!g_strcmp0(name_added, watch->name)) {
+        GBinderServiceManager* manager =
+            gbinder_servicepoll_manager(watch->poll);
+
+        if (watch->notify_id) {
+            g_source_remove(watch->notify_id);
+            watch->notify_id = 0;
+        }
+        gbinder_servicemanager_service_registered(manager, name_added);
+    }
+}
+
+static
+gboolean
+gbinder_defaultservicemanager_watch_notify(
+    gpointer user_data)
+{
+    GBinderDefaultServiceManagerWatch* watch = user_data;
+    GBinderServiceManager* manager = gbinder_servicepoll_manager(watch->poll);
+    char* name = g_strdup(watch->name);
+
+    GASSERT(watch->notify_id);
+    watch->notify_id = 0;
+    gbinder_servicemanager_service_registered(manager, name);
+    g_free(name);
+    return G_SOURCE_REMOVE;
+}
+
+static
+void
+gbinder_defaultservicemanager_watch_free(
+    gpointer user_data)
+{
+    GBinderDefaultServiceManagerWatch* watch = user_data;
+
+    if (watch->notify_id) {
+        g_source_remove(watch->notify_id);
+    }
+    gbinder_servicepoll_remove_handler(watch->poll, watch->handler_id);
+    gbinder_servicepoll_unref(watch->poll);
+    g_free(watch->name);
+    g_slice_free(GBinderDefaultServiceManagerWatch, watch);
+}
+
+static
+GBinderDefaultServiceManagerWatch*
+gbinder_defaultservicemanager_watch_new(
+    GBinderDefaultServiceManager* manager,
+    const char* name)
+{
+    GBinderDefaultServiceManagerWatch* watch =
+        g_slice_new0(GBinderDefaultServiceManagerWatch);
+
+    watch->name = g_strdup(name);
+    watch->poll = gbinder_servicepoll_new(&manager->manager, &manager->poll);
+    watch->handler_id = gbinder_servicepoll_add_handler(watch->poll,
+        gbinder_defaultservicemanager_watch_proc, watch);
+    return watch;
 }
 
 static
@@ -150,11 +239,61 @@ gbinder_defaultservicemanager_add_service(
     return status;
 }
 
+static
+GBINDER_SERVICEMANAGER_NAME_CHECK
+gbinder_defaultservicemanager_check_name(
+    GBinderServiceManager* self,
+    const char* name)
+{
+    return GBINDER_SERVICEMANAGER_NAME_OK;
+}
+
+static
+gboolean
+gbinder_defaultservicemanager_watch(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+    GBinderDefaultServiceManager* self = GBINDER_DEFAULTSERVICEMANAGER(manager);
+    GBinderDefaultServiceManagerWatch* watch =
+        gbinder_defaultservicemanager_watch_new(self, name);
+
+    g_hash_table_replace(self->watch_table, watch->name, watch);
+    if (gbinder_servicepoll_is_known_name(watch->poll, name)) {
+        watch->notify_id =
+            g_idle_add(gbinder_defaultservicemanager_watch_notify, watch);
+    }
+    return TRUE;
+}
+
+static
+void
+gbinder_defaultservicemanager_unwatch(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+    g_hash_table_remove(GBINDER_DEFAULTSERVICEMANAGER(manager)->watch_table,
+        name);
+}
+
 static
 void
 gbinder_defaultservicemanager_init(
     GBinderDefaultServiceManager* self)
 {
+    self->watch_table = g_hash_table_new_full(g_str_hash, g_str_equal,
+        NULL, gbinder_defaultservicemanager_watch_free);
+}
+
+static
+void
+gbinder_defaultservicemanager_finalize(
+    GObject* object)
+{
+    GBinderDefaultServiceManager* self = GBINDER_DEFAULTSERVICEMANAGER(object);
+
+    g_hash_table_destroy(self->watch_table);
+    G_OBJECT_CLASS(PARENT_CLASS)->finalize(object);
 }
 
 static
@@ -165,10 +304,16 @@ gbinder_defaultservicemanager_class_init(
     klass->handle = DEFAULTSERVICEMANAGER_HANDLE;
     klass->iface = DEFAULTSERVICEMANAGER_IFACE;
     klass->default_device = GBINDER_DEFAULT_BINDER;
+    klass->rpc_protocol = &gbinder_rpc_protocol_binder;
 
     klass->list = gbinder_defaultservicemanager_list;
     klass->get_service = gbinder_defaultservicemanager_get_service;
     klass->add_service = gbinder_defaultservicemanager_add_service;
+    klass->check_name = gbinder_defaultservicemanager_check_name;
+    /* normalize_name is not needed */
+    klass->watch = gbinder_defaultservicemanager_watch;
+    klass->unwatch = gbinder_defaultservicemanager_unwatch;
+    G_OBJECT_CLASS(klass)->finalize = gbinder_defaultservicemanager_finalize;
 }
 
 /*

src/gbinder_driver.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -439,11 +439,10 @@ gbinder_driver_handle_transaction(
     /* Transfer data ownership to the request */
     if (tx.data && tx.size) {
         gbinder_driver_verbose_dump(' ', (uintptr_t)tx.data, tx.size);
-        gbinder_remote_request_set_data(req,
-            gbinder_buffer_new(self, tx.data, tx.size),
-            tx.objects);
+        gbinder_remote_request_set_data(req, tx.code,
+            gbinder_buffer_new(self, tx.data, tx.size, tx.objects));
     } else {
-        g_free(tx.objects);
+        GASSERT(!tx.objects);
         gbinder_driver_free_buffer(self, tx.data);
     }
 
@@ -637,10 +636,9 @@ gbinder_driver_txstatus(
             if (tx.data && tx.size) {
                 gbinder_driver_verbose_dump(' ', (uintptr_t)tx.data, tx.size);
                 gbinder_remote_reply_set_data(reply,
-                    gbinder_buffer_new(self, tx.data, tx.size),
-                    tx.objects);
+                    gbinder_buffer_new(self, tx.data, tx.size, tx.objects));
             } else {
-                g_free(tx.objects);
+                GASSERT(!tx.objects);
                 gbinder_driver_free_buffer(self, tx.data);
             }
 
@@ -672,7 +670,8 @@ gbinder_driver_txstatus(
 
 GBinderDriver*
 gbinder_driver_new(
-    const char* dev)
+    const char* dev,
+    const GBinderRpcProtocol* protocol)
 {
     const int fd = gbinder_system_open(dev, O_RDWR | O_CLOEXEC);
     if (fd >= 0) {
@@ -711,8 +710,10 @@ gbinder_driver_new(
                         GERR("%s failed to set max threads (%u): %s", dev,
                             max_threads, strerror(errno));
                     }
-                    /* Choose the protocol based on the device name */
-                    self->protocol = gbinder_rpc_protocol_for_device(dev);
+                    /* Choose the protocol based on the device name
+                     * if none is explicitely specified */
+                    self->protocol = protocol ? protocol :
+                        gbinder_rpc_protocol_for_device(dev);
                     return self;
                 } else {
                     GERR("%s failed to mmap: %s", dev, strerror(errno));
@@ -860,6 +861,32 @@ gbinder_driver_release(
     return gbinder_driver_cmd_int32(self, self->io->bc.release, handle);
 }
 
+void
+gbinder_driver_close_fds(
+    GBinderDriver* self,
+    void** objects,
+    const void* end)
+{
+    const GBinderIo* io = self->io;
+    void** ptr;
+
+    /* Caller checks objects for NULL */
+    for (ptr = objects; *ptr; ptr++) {
+        void* obj = *ptr;
+
+        GASSERT(obj < end);
+        if (obj < end) {
+            int fd;
+
+            if (io->decode_fd_object(obj, (guint8*)end - (guint8*)obj, &fd)) {
+                if (close(fd) < 0) {
+                    GWARN("Error closing fd %d: %s", fd, strerror(errno));
+                }
+            }
+        }
+    }
+}
+
 void
 gbinder_driver_free_buffer(
     GBinderDriver* self,

src/gbinder_driver.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -39,7 +39,8 @@ struct pollfd;
 
 GBinderDriver*
 gbinder_driver_new(
-    const char* dev);
+    const char* dev,
+    const GBinderRpcProtocol* protocol);
 
 GBinderDriver*
 gbinder_driver_ref(
@@ -96,6 +97,12 @@ gbinder_driver_release(
     GBinderDriver* driver,
     guint32 handle);
 
+void
+gbinder_driver_close_fds(
+    GBinderDriver* self,
+    void** objects,
+    const void* end);
+
 void
 gbinder_driver_free_buffer(
     GBinderDriver* driver,

src/gbinder_hwservicemanager.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -31,23 +31,40 @@
  */
 
 #include "gbinder_servicemanager_p.h"
+#include "gbinder_rpc_protocol.h"
 #include "gbinder_log.h"
 
 #include <gbinder_client.h>
+#include <gbinder_local_object.h>
 #include <gbinder_local_request.h>
 #include <gbinder_remote_reply.h>
+#include <gbinder_remote_request.h>
 #include <gbinder_reader.h>
 
 #include <errno.h>
 #include <pthread.h>
 
-typedef GBinderServiceManager GBinderHwServiceManager;
+typedef struct gbinder_hwservicemanager_watch {
+    char* name;
+    GBinderLocalObject* callback;
+} GBinderHwServiceManagerWatch;
+
 typedef GBinderServiceManagerClass GBinderHwServiceManagerClass;
+typedef struct gbinder_hwservicemanager {
+    GBinderServiceManager manager;
+    GHashTable* watch_table;
+} GBinderHwServiceManager;
 
 G_DEFINE_TYPE(GBinderHwServiceManager,
     gbinder_hwservicemanager,
     GBINDER_TYPE_SERVICEMANAGER)
 
+#define PARENT_CLASS gbinder_hwservicemanager_parent_class
+#define GBINDER_TYPE_HWSERVICEMANAGER (gbinder_hwservicemanager_get_type())
+#define GBINDER_HWSERVICEMANAGER(obj) \
+    G_TYPE_CHECK_INSTANCE_CAST((obj), GBINDER_TYPE_HWSERVICEMANAGER, \
+    GBinderHwServiceManager)
+
 enum gbinder_hwservicemanager_calls {
     GET_TRANSACTION = GBINDER_FIRST_CALL_TRANSACTION,
     ADD_TRANSACTION,
@@ -59,9 +76,76 @@ enum gbinder_hwservicemanager_calls {
     REGISTER_PASSTHROUGH_CLIENT_TRANSACTION
 };
 
+enum gbinder_hwservicemanager_notifications {
+    ON_REGISTRATION_TRANSACTION = GBINDER_FIRST_CALL_TRANSACTION
+};
+
 /* As a special case, ServiceManager's handle is zero */
 #define HWSERVICEMANAGER_HANDLE (0)
 #define HWSERVICEMANAGER_IFACE  "android.hidl.manager@1.0::IServiceManager"
+#define HWSERVICEMANAGER_NOTIFICATION_IFACE \
+    "android.hidl.manager@1.0::IServiceNotification"
+
+static
+void
+gbinder_hwservicemanager_handle_registration(
+    GBinderHwServiceManager* self,
+    GBinderReader* reader)
+{
+    char* fqname = gbinder_reader_read_hidl_string(reader);
+    char* name = gbinder_reader_read_hidl_string(reader);
+    gboolean preexisting;
+
+    /* (string fqName, string name, bool preexisting) */
+    if (fqname && name && gbinder_reader_read_bool(reader, &preexisting) &&
+        gbinder_reader_at_end(reader)) {
+        char* full_name = g_strconcat(fqname, "/", name, NULL);
+
+        GDEBUG("%s %s", full_name, preexisting ? "true" : "false");
+        gbinder_servicemanager_service_registered(&self->manager, full_name);
+        g_free(full_name);
+    } else {
+        GWARN("Failed to parse IServiceNotification::onRegistration payload");
+    }
+    g_free(fqname);
+    g_free(name);
+}
+
+static
+GBinderLocalReply*
+gbinder_hwservicemanager_notification(
+    GBinderLocalObject* obj,
+    GBinderRemoteRequest* req,
+    guint code,
+    guint flags,
+    int* status,
+    void* user_data)
+{
+    GBinderHwServiceManager* self = GBINDER_HWSERVICEMANAGER(user_data);
+    const char* iface = gbinder_remote_request_interface(req);
+
+    if (!g_strcmp0(iface, HWSERVICEMANAGER_NOTIFICATION_IFACE)) {
+        GBinderReader reader;
+
+        gbinder_remote_request_init_reader(req, &reader);
+        switch (code) {
+        case ON_REGISTRATION_TRANSACTION:
+            GDEBUG(HWSERVICEMANAGER_NOTIFICATION_IFACE " %u onRegistration",
+                code);
+            gbinder_hwservicemanager_handle_registration(self, &reader);
+            *status = GBINDER_STATUS_OK;
+            break;
+        default:
+            GDEBUG(HWSERVICEMANAGER_NOTIFICATION_IFACE " %u", code);
+            *status = GBINDER_STATUS_FAILED;
+            break;
+        }
+    } else {
+        GDEBUG("%s %u", iface, code);
+        *status = GBINDER_STATUS_FAILED;
+    }
+    return NULL;
+}
 
 GBinderServiceManager*
 gbinder_hwservicemanager_new(
@@ -74,7 +158,7 @@ gbinder_hwservicemanager_new(
 static
 char**
 gbinder_hwservicemanager_list(
-    GBinderHwServiceManager* self)
+    GBinderServiceManager* self)
 {
     GBinderLocalRequest* req = gbinder_client_new_request(self->client);
     GBinderRemoteReply* reply = gbinder_client_transact_sync_reply
@@ -110,6 +194,7 @@ gbinder_hwservicemanager_get_service(
     /* e.g. "android.hardware.radio@1.1::IRadio/slot1" */
     const char* sep = strchr(fqinstance, '/');
     GBinderRemoteObject* obj = NULL;
+
     if (sep) {
         GBinderRemoteReply* reply;
         GBinderLocalRequest* req = gbinder_client_new_request(self->client);
@@ -169,11 +254,123 @@ gbinder_hwservicemanager_add_service(
     return status;
 }
 
+static
+void
+gbinder_hwservicemanager_watch_free(
+    gpointer data)
+{
+    GBinderHwServiceManagerWatch* watch = data;
+
+    g_free(watch->name);
+    gbinder_local_object_drop(watch->callback);
+    g_free(watch);
+}
+
+static
+GBINDER_SERVICEMANAGER_NAME_CHECK
+gbinder_hwservicemanager_check_name(
+    GBinderServiceManager* self,
+    const char* name)
+{
+    if (name) {
+        const gsize len = strlen(name);
+        static const char allowed_chars[] = "./0123456789:@"
+            "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+            "abcdefghijklmnopqrstuvwxyz";
+
+        if (len && strspn(name, allowed_chars) == len) {
+            return strchr(name, '/') ?
+                GBINDER_SERVICEMANAGER_NAME_NORMALIZE :
+                GBINDER_SERVICEMANAGER_NAME_OK;
+        }
+    }
+    return GBINDER_SERVICEMANAGER_NAME_INVALID;
+}
+
+static
+char*
+gbinder_hwservicemanager_normalize_name(
+    GBinderServiceManager* self,
+    const char* name)
+{
+    /* Slash must be there, see gbinder_hwservicemanager_check_name() above */
+    return g_strndup(name, strchr(name, '/') - name);
+}
+
+static
+gboolean
+gbinder_hwservicemanager_watch(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+    GBinderHwServiceManager* self = GBINDER_HWSERVICEMANAGER(manager);
+    GBinderLocalRequest* req = gbinder_client_new_request(manager->client);
+    GBinderRemoteReply* reply;
+    GBinderHwServiceManagerWatch* watch =
+        g_new0(GBinderHwServiceManagerWatch, 1);
+    gboolean success = FALSE;
+    int status;
+
+    watch->name = g_strdup(name);
+    watch->callback = gbinder_servicemanager_new_local_object(manager,
+        HWSERVICEMANAGER_NOTIFICATION_IFACE,
+        gbinder_hwservicemanager_notification, self);
+    g_hash_table_replace(self->watch_table, watch->name, watch);
+
+    /* registerForNotifications(string fqName, string name,
+     * IServiceNotification callback) generates (bool success); */
+    gbinder_local_request_append_hidl_string(req, name);
+    gbinder_local_request_append_hidl_string(req, "");
+    gbinder_local_request_append_local_object(req, watch->callback);
+    reply = gbinder_client_transact_sync_reply(manager->client,
+        REGISTER_FOR_NOTIFICATIONS_TRANSACTION, req, &status);
+
+    if (status == GBINDER_STATUS_OK && reply) {
+        GBinderReader reader;
+
+        gbinder_remote_reply_init_reader(reply, &reader);
+        if (gbinder_reader_read_int32(&reader, &status) &&
+            status == GBINDER_STATUS_OK) {
+            gbinder_reader_read_bool(&reader, &success);
+        }
+    }
+    gbinder_remote_reply_unref(reply);
+    gbinder_local_request_unref(req);
+
+    if (!success) {
+        /* unwatch() won't be called if we return FALSE */
+        g_hash_table_remove(self->watch_table, watch->name);
+    }
+    return success;
+}
+
+static
+void
+gbinder_hwservicemanager_unwatch(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+    g_hash_table_remove(GBINDER_HWSERVICEMANAGER(manager)->watch_table, name);
+}
+
 static
 void
 gbinder_hwservicemanager_init(
     GBinderHwServiceManager* self)
 {
+    self->watch_table = g_hash_table_new_full(g_str_hash, g_str_equal,
+        NULL, gbinder_hwservicemanager_watch_free);
+}
+
+static
+void
+gbinder_hwservicemanager_finalize(
+    GObject* object)
+{
+    GBinderHwServiceManager* self = GBINDER_HWSERVICEMANAGER(object);
+
+    g_hash_table_destroy(self->watch_table);
+    G_OBJECT_CLASS(PARENT_CLASS)->finalize(object);
 }
 
 static
@@ -184,10 +381,16 @@ gbinder_hwservicemanager_class_init(
     klass->handle = HWSERVICEMANAGER_HANDLE;
     klass->iface = HWSERVICEMANAGER_IFACE;
     klass->default_device = GBINDER_DEFAULT_HWBINDER;
+    klass->rpc_protocol = &gbinder_rpc_protocol_hwbinder;
 
     klass->list = gbinder_hwservicemanager_list;
     klass->get_service = gbinder_hwservicemanager_get_service;
     klass->add_service = gbinder_hwservicemanager_add_service;
+    klass->check_name = gbinder_hwservicemanager_check_name;
+    klass->normalize_name = gbinder_hwservicemanager_normalize_name;
+    klass->watch = gbinder_hwservicemanager_watch;
+    klass->unwatch = gbinder_hwservicemanager_unwatch;
+    G_OBJECT_CLASS(klass)->finalize = gbinder_hwservicemanager_finalize;
 }
 
 /*

src/gbinder_io.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -90,6 +90,21 @@ GBINDER_IO_FN(write_read)(
     return ret;
 }
 
+/* Returns size of the object's extra data */
+static
+gsize
+GBINDER_IO_FN(object_data_size)(
+    const void* obj)
+{
+    const struct binder_buffer_object* buf = obj;
+
+    if (buf && buf->hdr.type == BINDER_TYPE_PTR) {
+        return buf->length;
+    } else {
+        return 0;
+    }
+}
+
 /* Writes pointer to the buffer */
 static
 guint
@@ -113,7 +128,7 @@ GBINDER_IO_FN(encode_local_object)(
     struct flat_binder_object* dest = out;
 
     memset(dest, 0, sizeof(*dest));
-    dest->hdr.type = BINDER_TYPE_BINDER;
+    dest->hdr.type = obj ? BINDER_TYPE_BINDER : BINDER_TYPE_WEAK_HANDLE;
     dest->flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS;
     dest->binder = (uintptr_t)obj;
     return sizeof(*dest);
@@ -138,6 +153,21 @@ GBINDER_IO_FN(encode_remote_object)(
     return sizeof(*dest);
 }
 
+static
+guint
+GBINDER_IO_FN(encode_fd_object)(
+    void* out,
+    int fd)
+{
+    struct flat_binder_object* dest = out;
+
+    memset(dest, 0, sizeof(*dest));
+    dest->hdr.type = BINDER_TYPE_FD;
+    dest->flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS;
+    dest->handle = fd;
+    return sizeof(*dest);
+}
+
 /* Encodes binder_buffer_object */
 static
 guint
@@ -396,6 +426,28 @@ GBINDER_IO_FN(decode_buffer_object)(
     return 0;
 }
 
+static
+guint
+GBINDER_IO_FN(decode_fd_object)(
+    const void* data,
+    gsize size,
+    int* fd)
+{
+    const struct flat_binder_object* obj = data;
+
+    if (size >= sizeof(*obj)) {
+        switch (obj->hdr.type) {
+        case BINDER_TYPE_FD:
+            if (fd) *fd = obj->handle;
+            return sizeof(*obj);
+        default:
+            break;
+        }
+    }
+    if (fd) *fd = -1;
+    return 0;
+}
+
 const GBinderIo GBINDER_IO_PREFIX = {
     .version = BINDER_CURRENT_PROTOCOL_VERSION,
     .pointer_size = GBINDER_POINTER_SIZE,
@@ -445,10 +497,13 @@ const GBinderIo GBINDER_IO_PREFIX = {
         .failed_reply = BR_FAILED_REPLY
     },
 
+    .object_data_size = GBINDER_IO_FN(object_data_size),
+
     /* Encoders */
     .encode_pointer = GBINDER_IO_FN(encode_pointer),
     .encode_local_object = GBINDER_IO_FN(encode_local_object),
     .encode_remote_object = GBINDER_IO_FN(encode_remote_object),
+    .encode_fd_object = GBINDER_IO_FN(encode_fd_object),
     .encode_buffer_object = GBINDER_IO_FN(encode_buffer_object),
     .encode_death_notification = GBINDER_IO_FN(encode_death_notification),
     .encode_transaction = GBINDER_IO_FN(encode_transaction),
@@ -461,6 +516,7 @@ const GBinderIo GBINDER_IO_PREFIX = {
     .decode_binder_ptr_cookie = GBINDER_IO_FN(decode_binder_ptr_cookie),
     .decode_binder_object = GBINDER_IO_FN(decode_binder_object),
     .decode_buffer_object = GBINDER_IO_FN(decode_buffer_object),
+    .decode_fd_object = GBINDER_IO_FN(decode_fd_object),
 
     /* ioctl wrappers */
     .write_read = GBINDER_IO_FN(write_read)

src/gbinder_io.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -118,6 +118,9 @@ struct gbinder_io {
         guint failed_reply;
     } br;
 
+    /* Size of the object's extra data */
+    gsize (*object_data_size)(const void* obj);
+
     /* Writes pointer to the buffer. The destination buffer must have
      * at least GBINDER_IO_MAX_POINTER_SIZE bytes available. The
      * actual size is returned. */
@@ -128,6 +131,7 @@ struct gbinder_io {
 #define GBINDER_MAX_BINDER_OBJECT_SIZE (24)
     guint (*encode_local_object)(void* out, GBinderLocalObject* obj);
     guint (*encode_remote_object)(void* out, GBinderRemoteObject* obj);
+    guint (*encode_fd_object)(void* out, int fd);
 
     /* Encode binder_buffer_object */
 #define GBINDER_MAX_BUFFER_OBJECT_SIZE (40)
@@ -164,6 +168,7 @@ struct gbinder_io {
        GBinderObjectRegistry* reg, GBinderRemoteObject** obj);
     guint (*decode_buffer_object)(GBinderBuffer* buf, gsize offset,
         GBinderBuffer** out);
+    guint (*decode_fd_object)(const void* data, gsize size, int* fd);
 
     /* ioctl wrappers */
     int (*write_read)(int fd, GBinderIoBuf* write, GBinderIoBuf* read);

src/gbinder_ipc.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -68,9 +68,9 @@ struct gbinder_ipc_priv {
     GMutex local_objects_mutex;
     GHashTable* local_objects;
 
-    /* We may need more loopers... But let's start with just one */
     GMutex looper_mutex;
-    GBinderIpcLooper* looper;
+    GBinderIpcLooper* primary_loopers;
+    GBinderIpcLooper* blocked_loopers;
 };
 
 typedef GObjectClass GBinderIpcClass;
@@ -88,6 +88,7 @@ static pthread_mutex_t gbinder_ipc_mutex = PTHREAD_MUTEX_INITIALIZER;
 
 #define GBINDER_IPC_MAX_TX_THREADS (15)
 #define GBINDER_IPC_MAX_LOOPERS (15)
+#define GBINDER_IPC_LOOPER_START_TIMEOUT_SEC (2)
 
 /*
  * When looper receives the transaction:
@@ -99,7 +100,7 @@ static pthread_mutex_t gbinder_ipc_mutex = PTHREAD_MUTEX_INITIALIZER;
  * When the main thread receives GBinderIpcLooperTx:
  *
  * 1. Lets the object to process it and produce the response (GBinderOutput).
- * 2. Writes one byte to the sending end of the tx pipe.
+ * 2. Writes one byte (TX_DONE) to the sending end of the tx pipe.
  * 3. Unreferences GBinderIpcLooperTx
  *
  * When tx pipe wakes up the looper:
@@ -110,11 +111,26 @@ static pthread_mutex_t gbinder_ipc_mutex = PTHREAD_MUTEX_INITIALIZER;
  * Note that GBinderIpcLooperTx can be deallocated on either looper or
  * main thread, depending on whether looper gives up on the transaction
  * before it gets processed.
+ *
+ * When transaction is blocked by gbinder_remote_request_block() call, it
+ * gets slightly more complicated. Then the main thread writes TX_BLOCKED
+ * to the pipe (rather than TX_DONE) and then looper thread spawn another
+ * looper and keeps waiting for TX_DONE.
  */
 
 #define TX_DONE (0x2a)
+#define TX_BLOCKED (0x3b)
 
-typedef struct gbinder_ipc_looper_tx {
+typedef enum gbinder_ipc_looper_tx_state {
+    GBINDER_IPC_LOOPER_TX_SCHEDULED,
+    GBINDER_IPC_LOOPER_TX_PROCESSING,
+    GBINDER_IPC_LOOPER_TX_PROCESSED,
+    GBINDER_IPC_LOOPER_TX_BLOCKING,
+    GBINDER_IPC_LOOPER_TX_BLOCKED,
+    GBINDER_IPC_LOOPER_TX_COMPLETE
+} GBINDER_IPC_LOOPER_TX_STATE;
+
+struct gbinder_ipc_looper_tx {
     /* Reference count */
     gint refcount;
     /* These are filled by the looper: */
@@ -124,16 +140,23 @@ typedef struct gbinder_ipc_looper_tx {
     GBinderLocalObject* obj;
     GBinderRemoteRequest* req;
     /* And these by the main thread processing the transaction: */
+    GBINDER_IPC_LOOPER_TX_STATE state;
     GBinderLocalReply* reply;
     int status;
-} GBinderIpcLooperTx;
+} /* GBinderIpcLooperTx */;
 
 struct gbinder_ipc_looper {
     gint refcount;
+    GBinderIpcLooper* next;
+    char* name;
     GBinderHandler handler;
     GBinderDriver* driver;
     GBinderIpc* ipc; /* Not a reference! */
     GThread* thread;
+    GMutex mutex;
+    GCond start_cond;
+    gint exit;
+    gint started;
     int pipefd[2];
     int txfd[2];
 };
@@ -174,6 +197,11 @@ typedef struct gbinder_ipc_tx_custom {
 GBINDER_INLINE_FUNC const char* gbinder_ipc_name(GBinderIpc* self)
     { return gbinder_driver_dev(self->driver); }
 
+static
+GBinderIpcLooper*
+gbinder_ipc_looper_new(
+    GBinderIpc* ipc);
+
 /*==========================================================================*
  * GBinderIpcLooperTx
  *==========================================================================*/
@@ -241,6 +269,91 @@ gbinder_ipc_looper_tx_unref(
     return dropped;
 }
 
+/*==========================================================================*
+ * State machine of transaction handling. All this is happening on the event
+ * thread and therefore doesn't need to be synchronized.
+ *
+ * SCHEDULED
+ * =========
+ *     |
+ * PROCESSING
+ * ==========
+ *     |
+ * --------------------- handler is called ---------------------------------
+ *     |
+ *     +---------------- request doesn't need to be blocked ----------+
+ *     |                                                              |
+ *   gbinder_remote_request_block()                                   |
+ *     |                                                              |
+ * BLOCKING -- gbinder_remote_request_complete() --> PROCESSED        |
+ * ========                                          =========        |
+ *     |                                                 |            |
+ * --------------------- handler returns -----------------------------------
+ *     |                                                 |            |
+ * BLOCKED                                           COMPLETE <-------+
+ * =======                                           ========
+ *                                                       ^
+ *   ...                                                 |
+ * gbinder_remote_request_complete() is called later ----+
+ *==========================================================================*/
+
+void
+gbinder_remote_request_block(
+    GBinderRemoteRequest* req) /* Since 1.0.20 */
+{
+    if (G_LIKELY(req)) {
+        GBinderIpcLooperTx* tx = req->tx;
+
+        GASSERT(tx);
+        if (G_LIKELY(tx)) {
+            GASSERT(tx->state == GBINDER_IPC_LOOPER_TX_PROCESSING);
+            if (tx->state == GBINDER_IPC_LOOPER_TX_PROCESSING) {
+                tx->state = GBINDER_IPC_LOOPER_TX_BLOCKING;
+            }
+        }
+    }
+}
+
+void
+gbinder_remote_request_complete(
+    GBinderRemoteRequest* req,
+    GBinderLocalReply* reply,
+    int status) /* Since 1.0.20 */
+{
+    if (G_LIKELY(req)) {
+        GBinderIpcLooperTx* tx = req->tx;
+
+        GASSERT(tx);
+        if (G_LIKELY(tx)) {
+            const guint8 done = TX_DONE;
+
+            switch (tx->state) {
+            case GBINDER_IPC_LOOPER_TX_BLOCKING:
+                /* Called by the transaction handler */
+                tx->status = status;
+                tx->reply = gbinder_local_reply_ref(reply);
+                tx->state = GBINDER_IPC_LOOPER_TX_PROCESSED;
+                break;
+            case GBINDER_IPC_LOOPER_TX_BLOCKED:
+                /* Really asynchronous completion */
+                tx->status = status;
+                tx->reply = gbinder_local_reply_ref(reply);
+                tx->state = GBINDER_IPC_LOOPER_TX_COMPLETE;
+                /* Wake up the looper */
+                (void)write(tx->pipefd[1], &done, sizeof(done));
+                break;
+            default:
+                GWARN("Unexpected state %d in request completion", tx->state);
+                break;
+            }
+
+            /* Clear the transaction reference */
+            gbinder_ipc_looper_tx_unref(tx, FALSE);
+            req->tx = NULL;
+       }
+    }
+}
+
 /*==========================================================================*
  * GBinderIpcLooper
  *==========================================================================*/
@@ -251,11 +364,70 @@ gbinder_ipc_looper_tx_handle(
     gpointer data)
 {
     GBinderIpcLooperTx* tx = data;
-    guint8 done = TX_DONE;
+    GBinderRemoteRequest* req = tx->req;
+    GBinderLocalReply* reply;
+    int status = GBINDER_STATUS_OK;
+    guint8 done;
+
+    /*
+     * Transaction reference for gbinder_remote_request_block()
+     * and gbinder_remote_request_complete().
+     */
+    req->tx = gbinder_ipc_looper_tx_ref(tx);
+
+    /* See state machine */
+    GASSERT(tx->state == GBINDER_IPC_LOOPER_TX_SCHEDULED);
+    tx->state = GBINDER_IPC_LOOPER_TX_PROCESSING;
 
     /* Actually handle the transaction */
-    tx->reply = gbinder_local_object_handle_transaction(tx->obj, tx->req,
-        tx->code, tx->flags, &tx->status);
+    reply = gbinder_local_object_handle_transaction(tx->obj, req,
+        tx->code, tx->flags, &status);
+
+    /* Handle all possible return states */
+    switch (tx->state) {
+    case GBINDER_IPC_LOOPER_TX_PROCESSING:
+        /* Result was returned by the handler */
+        tx->reply = reply;
+        tx->status = status;
+        tx->state = GBINDER_IPC_LOOPER_TX_COMPLETE;
+        reply = NULL;
+        break;
+    case GBINDER_IPC_LOOPER_TX_PROCESSED:
+        /* Result has been provided to gbinder_remote_request_complete() */
+        tx->state = GBINDER_IPC_LOOPER_TX_COMPLETE;
+        break;
+    case GBINDER_IPC_LOOPER_TX_BLOCKING:
+        /* Result will be provided to gbinder_remote_request_complete() */
+        tx->state = GBINDER_IPC_LOOPER_TX_BLOCKED;
+        break;
+    default:
+        break;
+    }
+
+    /* In case handler returns a reply which it wasn't expected to return */
+    GASSERT(!reply);
+    gbinder_local_reply_unref(reply);
+
+    /* Drop the transaction reference unless blocked */
+    if (tx->state == GBINDER_IPC_LOOPER_TX_BLOCKED) {
+        done = TX_BLOCKED;
+        /*
+         * From this point on, it's GBinderRemoteRequest who's holding
+         * reference to GBinderIpcLooperTx, not the other way around and
+         * not both ways. Even if gbinder_remote_request_complete() never
+         * gets called, transaction will still be completed when the last
+         * reference to GBinderRemoteRequest goes away. And if request
+         * never gets deallocated... oh well.
+         */
+        gbinder_remote_request_unref(tx->req);
+        tx->req = NULL;
+    } else {
+        done = TX_DONE;
+        if (req->tx) {
+            gbinder_ipc_looper_tx_unref(req->tx, FALSE);
+            req->tx = NULL;
+        }
+    }
 
     /* And wake up the looper */
     (void)write(tx->pipefd[1], &done, sizeof(done));
@@ -270,6 +442,52 @@ gbinder_ipc_looper_tx_done(
     gbinder_ipc_looper_tx_unref(data, FALSE);
 }
 
+static
+gboolean
+gbinder_ipc_looper_remove_from_list(
+    GBinderIpcLooper* looper,
+    GBinderIpcLooper** list)
+{
+    /* Caller holds looper_mutex */
+    if (*list) {
+        if ((*list) == looper) {
+            (*list) = looper->next;
+            looper->next = NULL;
+            return TRUE;
+        } else {
+            GBinderIpcLooper* prev = (*list);
+
+            while (prev->next) {
+                if (prev->next == looper) {
+                    prev->next = looper->next;
+                    looper->next = NULL;
+                    return TRUE;
+                }
+                prev = prev->next;
+            }
+        }
+    }
+    return FALSE;
+}
+
+static
+gboolean
+gbinder_ipc_looper_remove_primary(
+    GBinderIpcLooper* looper)
+{
+    return gbinder_ipc_looper_remove_from_list(looper,
+        &looper->ipc->priv->primary_loopers);
+}
+
+static
+gboolean
+gbinder_ipc_looper_remove_blocked(
+    GBinderIpcLooper* looper)
+{
+    return gbinder_ipc_looper_remove_from_list(looper,
+        &looper->ipc->priv->blocked_loopers);
+}
+
 static
 GBinderLocalReply*
 gbinder_ipc_looper_transact(
@@ -314,11 +532,65 @@ gbinder_ipc_looper_transact(
         if ((fds[1].revents & POLLIN) &&
             read(fds[1].fd, &done, sizeof(done)) == 1) {
             /* Normal completion */
+            if (done == TX_BLOCKED) {
+                /*
+                 * We are going to block this looper for potentially
+                 * significant period of time. Start new looper to
+                 * accept normal incoming requests and terminate this
+                 * one when we are done with this transaction.
+                 *
+                 * For the duration of the transaction, this looper is
+                 * moved to the blocked_loopers list.
+                 */
+                GBinderIpcPriv* priv = looper->ipc->priv;
+
+                /* Lock */
+                g_mutex_lock(&priv->looper_mutex);
+                if (gbinder_ipc_looper_remove_primary(looper)) {
+                    GBinderIpcLooper* new_looper;
+
+                    GDEBUG("Primary looper %s is blocked", looper->name);
+                    looper->next = priv->blocked_loopers;
+                    priv->blocked_loopers = looper;
+
+                    /* Looper will exit once transaction completes */
+                    g_atomic_int_set(&looper->exit, 1);
+
+                    /* Create new primary looper to replace this one */
+                    new_looper = gbinder_ipc_looper_new(ipc);
+                    if (new_looper) {
+                        new_looper->next = priv->primary_loopers;
+                        priv->primary_loopers = new_looper;
+                    }
+                }
+                g_mutex_unlock(&priv->looper_mutex);
+                /* Unlock */
+
+                /* Block until asynchronous transaction gets completed. */
+                done = 0;
+                memset(fds, 0, sizeof(fds));
+                fds[0].fd = looper->pipefd[0];
+                fds[0].events = POLLIN | POLLERR | POLLHUP | POLLNVAL;
+                fds[1].fd = tx->pipefd[0];
+                fds[1].events = POLLIN | POLLERR | POLLHUP | POLLNVAL;
+                poll(fds, 2, -1);
+                if ((fds[1].revents & POLLIN) &&
+                    read(fds[1].fd, &done, sizeof(done)) == 1) {
+                    GASSERT(done == TX_DONE);
+                }
+            }
+        }
+        if (done) {
             GASSERT(done == TX_DONE);
             reply = gbinder_local_reply_ref(tx->reply);
             status = tx->status;
             if (!gbinder_ipc_looper_tx_unref(tx, TRUE)) {
-                /* gbinder_ipc_looper_tx_free() will close those */
+                /*
+                 * This wasn't the last references meaning that
+                 * gbinder_ipc_looper_tx_free() will close the
+                 * descriptors and we will have to create a new
+                 * pipe for the next transaction.
+                 */
                 looper->txfd[0] = looper->txfd[1] = -1;
             }
         } else {
@@ -344,6 +616,9 @@ gbinder_ipc_looper_free(
         close(looper->txfd[1]);
     }
     gbinder_driver_unref(looper->driver);
+    g_free(looper->name);
+    g_cond_clear(&looper->start_cond);
+    g_mutex_clear(&looper->mutex);
     g_slice_free(GBinderIpcLooper, looper);
 }
 
@@ -378,38 +653,45 @@ gbinder_ipc_looper_thread(
 
     if (gbinder_driver_enter_looper(driver)) {
         struct pollfd pipefd;
-        int result;
+        int res;
+
+        GDEBUG("Looper %s running", looper->name);
+        g_mutex_lock(&looper->mutex);
+        g_atomic_int_set(&looper->started, TRUE);
+        g_cond_broadcast(&looper->start_cond);
+        g_mutex_unlock(&looper->mutex);
 
-        GDEBUG("Looper %s running", gbinder_driver_dev(driver));
         memset(&pipefd, 0, sizeof(pipefd));
         pipefd.fd = looper->pipefd[0]; /* read end of the pipe */
         pipefd.events = POLLIN | POLLERR | POLLHUP | POLLNVAL;
 
-        result = gbinder_driver_poll(driver, &pipefd);
-        while (looper->ipc && ((result & POLLIN) || !result)) {
-            if (result & POLLIN) {
-                /* No need to synchronize access to looper->ipc because
+        res = gbinder_driver_poll(driver, &pipefd);
+        while (!g_atomic_int_get(&looper->exit) && ((res & POLLIN) || !res)) {
+            if (res & POLLIN) {
+                /*
+                 * No need to synchronize access to looper->ipc because
                  * the other thread would wait until this thread exits
-                 * before setting looper->ipc to NULL */
+                 * before setting looper->ipc to NULL.
+                 */
                 GBinderIpc* ipc = gbinder_ipc_ref(looper->ipc);
                 GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
                 /* But that gbinder_driver_read() may unref GBinderIpc */
                 int ret = gbinder_driver_read(driver, reg, &looper->handler);
+
                 /* And this gbinder_ipc_unref() may release the last ref: */
                 gbinder_ipc_unref(ipc);
                 /* And at this point looper->ipc may be NULL */
                 if (ret < 0) {
-                    GDEBUG("Looper %s failed", gbinder_driver_dev(driver));
+                    GDEBUG("Looper %s failed", looper->name);
                     break;
                 }
             }
-            if (pipefd.revents) {
-                /* Any event from this pipe terminates the loop */
-                GDEBUG("Looper %s is asked to exit",
-                    gbinder_driver_dev(driver));
+            /* Any event from this pipe terminates the loop */
+            if (pipefd.revents || g_atomic_int_get(&looper->exit)) {
+                GDEBUG("Looper %s is requested to exit", looper->name);
                 break;
             }
-            result = gbinder_driver_poll(driver, &pipefd);
+            res = gbinder_driver_poll(driver, &pipefd);
         }
 
         gbinder_driver_exit_looper(driver);
@@ -421,21 +703,28 @@ gbinder_ipc_looper_thread(
          */
         if (looper->ipc) {
             GBinderIpcPriv* priv = looper->ipc->priv;
+
             /* Lock */
             g_mutex_lock(&priv->looper_mutex);
-            if (priv->looper == looper) {
+            if (gbinder_ipc_looper_remove_blocked(looper) ||
+                gbinder_ipc_looper_remove_primary(looper)) {
                 /* Spontaneous exit */
-                priv->looper = NULL;
-                GDEBUG("Looper %s exits", gbinder_driver_dev(driver));
+                GDEBUG("Looper %s exits", looper->name);
+                gbinder_ipc_looper_unref(looper);
             } else {
                 /* Main thread is shutting it down */
-                GDEBUG("Looper %s done", gbinder_driver_dev(driver));
+                GDEBUG("Looper %s done", looper->name);
             }
             g_mutex_unlock(&priv->looper_mutex);
             /* Unlock */
         } else {
-            GDEBUG("Looper %s is abandoned", gbinder_driver_dev(driver));
+            GDEBUG("Looper %s is abandoned", looper->name);
         }
+    } else {
+        g_mutex_lock(&looper->mutex);
+        g_atomic_int_set(&looper->started, TRUE);
+        g_cond_broadcast(&looper->start_cond);
+        g_mutex_unlock(&looper->mutex);
     }
 
     gbinder_ipc_looper_unref(looper);
@@ -456,18 +745,24 @@ gbinder_ipc_looper_new(
         };
         GError* error = NULL;
         GBinderIpcLooper* looper = g_slice_new0(GBinderIpcLooper);
+        static gint gbinder_ipc_next_looper_id = 1;
+        guint id = (guint)g_atomic_int_add(&gbinder_ipc_next_looper_id, 1);
 
         memcpy(looper->pipefd, fd, sizeof(fd));
         looper->txfd[0] = looper->txfd[1] = -1;
         g_atomic_int_set(&looper->refcount, 1);
+        g_cond_init(&looper->start_cond);
+        g_mutex_init(&looper->mutex);
+        looper->name = g_strdup_printf("%s#%u", gbinder_ipc_name(ipc), id);
         looper->handler.f = &handler_functions;
         looper->ipc = ipc;
         looper->driver = gbinder_driver_ref(ipc->driver);
-        looper->thread = g_thread_try_new(gbinder_ipc_name(ipc),
+        looper->thread = g_thread_try_new(looper->name,
             gbinder_ipc_looper_thread, looper, &error);
         if (looper->thread) {
             /* gbinder_ipc_looper_thread() will release this reference: */
             gbinder_ipc_looper_ref(looper);
+            GDEBUG("Starting looper %s", looper->name);
             return looper;
         } else {
             GERR("Failed to create looper thread: %s", GERRMSG(error));
@@ -487,19 +782,85 @@ gbinder_ipc_looper_check(
     if (G_LIKELY(self)) {
         GBinderIpcPriv* priv = self->priv;
 
-        if (!priv->looper) {
+        if (!priv->primary_loopers) {
+            GBinderIpcLooper* looper;
+
             /* Lock */
             g_mutex_lock(&priv->looper_mutex);
-            if (!priv->looper) {
-                GDEBUG("Starting looper %s", gbinder_ipc_name(self));
-                priv->looper = gbinder_ipc_looper_new(self);
+            looper = priv->primary_loopers;
+            if (!looper) {
+                looper = priv->primary_loopers = gbinder_ipc_looper_new(self);
             }
             g_mutex_unlock(&priv->looper_mutex);
             /* Unlock */
+
+            /* We are not ready to accept incoming transactions until
+             * looper has started. We may need to wait a bit. */
+            if (looper && !g_atomic_int_get(&looper->started)) {
+                /* Lock */
+                g_mutex_lock(&looper->mutex);
+                if (!g_atomic_int_get(&looper->started)) {
+                    g_cond_wait_until(&looper->start_cond, &looper->mutex,
+                        g_get_monotonic_time() +
+                        GBINDER_IPC_LOOPER_START_TIMEOUT_SEC *
+                        G_TIME_SPAN_SECOND);
+                    GASSERT(g_atomic_int_get(&looper->started));
+                }
+                g_mutex_unlock(&looper->mutex);
+                /* Unlock */
+            }
         }
     }
 }
 
+static
+void
+gbinder_ipc_looper_stop(
+    GBinderIpcLooper* looper)
+{
+    /* Caller checks looper for NULL */
+    if (looper->thread && looper->thread != g_thread_self()) {
+        guint8 done = TX_DONE;
+
+        GDEBUG("Stopping looper %s", looper->name);
+        g_atomic_int_set(&looper->exit, TRUE);
+        if (write(looper->pipefd[1], &done, sizeof(done)) <= 0) {
+            looper->thread = NULL;
+        }
+    }
+}
+
+static
+GBinderIpcLooper*
+gbinder_ipc_looper_stop_all(
+    GBinderIpcLooper* loopers,
+    GBinderIpcLooper* list)
+{
+    while (list) {
+        GBinderIpcLooper* looper = list;
+        GBinderIpcLooper* next = looper->next;
+
+        gbinder_ipc_looper_stop(looper);
+        looper->next = loopers;
+        loopers = looper;
+        list = next;
+    }
+    return loopers;
+}
+
+static
+void
+gbinder_ipc_looper_join(
+    GBinderIpcLooper* looper)
+{
+    /* Caller checks looper for NULL */
+    if (looper->thread && looper->thread != g_thread_self()) {
+        g_thread_join(looper->thread);
+        looper->thread = NULL;
+    }
+    looper->ipc = NULL;
+}
+
 /*==========================================================================*
  * GBinderObjectRegistry
  *==========================================================================*/
@@ -981,7 +1342,8 @@ gbinder_ipc_tx_proc(
 
 GBinderIpc*
 gbinder_ipc_new(
-    const char* dev)
+    const char* dev,
+    const GBinderRpcProtocol* protocol)
 {
     GBinderIpc* self = NULL;
 
@@ -994,7 +1356,7 @@ gbinder_ipc_new(
     if (self) {
         gbinder_ipc_ref(self);
     } else {
-        GBinderDriver* driver = gbinder_driver_new(dev);
+        GBinderDriver* driver = gbinder_driver_new(dev, protocol);
 
         if (driver) {
             GBinderIpcPriv* priv;
@@ -1195,7 +1557,7 @@ gbinder_ipc_dispose(
 {
     GBinderIpc* self = GBINDER_IPC(object);
     GBinderIpcPriv* priv = self->priv;
-    GBinderIpcLooper* looper;
+    GBinderIpcLooper* loopers = NULL;
 
     GVERBOSE_("%s", self->dev);
     /* Lock */
@@ -1216,22 +1578,19 @@ gbinder_ipc_dispose(
 
     /* Lock */
     g_mutex_lock(&priv->looper_mutex);
-    looper = priv->looper;
-    priv->looper = NULL;
+    loopers = gbinder_ipc_looper_stop_all(loopers, priv->primary_loopers);
+    loopers = gbinder_ipc_looper_stop_all(loopers, priv->blocked_loopers);
+    priv->blocked_loopers = NULL;
+    priv->primary_loopers = NULL;
     g_mutex_unlock(&priv->looper_mutex);
     /* Unlock */
 
-    if (looper) {
-        if (looper->thread && looper->thread != g_thread_self()) {
-            guint8 done = TX_DONE;
+    while (loopers) {
+        GBinderIpcLooper* looper = loopers;
 
-            GDEBUG("Stopping looper %s", gbinder_ipc_name(looper->ipc));
-            if (write(looper->pipefd[1], &done, sizeof(done)) > 0) {
-                g_thread_join(looper->thread);
-                looper->thread = NULL;
-            }
-        }
-        looper->ipc = NULL;
+        loopers = looper->next;
+        looper->next = NULL;
+        gbinder_ipc_looper_join(looper);
         gbinder_ipc_looper_unref(looper);
     }
 

src/gbinder_ipc.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -70,7 +70,8 @@ void
 
 GBinderIpc*
 gbinder_ipc_new(
-    const char* dev);
+   const char* dev,
+   const GBinderRpcProtocol* protocol);
 
 GBinderIpc*
 gbinder_ipc_ref(

src/gbinder_local_object.c

@@ -271,6 +271,7 @@ gbinder_local_object_handle_release_proc(
     self->strong_refs--;
     g_signal_emit(self, gbinder_local_object_signals
         [SIGNAL_STRONG_REFS_CHANGED], 0);
+    gbinder_local_object_unref(self);
     return G_SOURCE_REMOVE;
 }
 
@@ -440,6 +441,7 @@ void
 gbinder_local_object_handle_acquire(
     GBinderLocalObject* self)
 {
+    gbinder_local_object_ref(self);
     gbinder_local_object_handle_later(self,
         gbinder_local_object_handle_acquire_proc);
 }
@@ -487,6 +489,7 @@ gbinder_local_object_finalize(
     GBinderLocalObject* self = GBINDER_LOCAL_OBJECT(local);
     GBinderLocalObjectPriv* priv = self->priv;
 
+    GASSERT(!self->strong_refs);
     gbinder_ipc_unref(self->ipc);
     g_free(priv->iface);
     G_OBJECT_CLASS(gbinder_local_object_parent_class)->finalize(local);

src/gbinder_local_reply.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -33,6 +33,7 @@
 #include "gbinder_local_reply_p.h"
 #include "gbinder_output_data.h"
 #include "gbinder_writer_p.h"
+#include "gbinder_buffer_p.h"
 #include "gbinder_log.h"
 
 #include <gutil_intarray.h>
@@ -92,6 +93,19 @@ gbinder_local_reply_new(
     return NULL;
 }
 
+GBinderLocalReply*
+gbinder_local_reply_new_from_data(
+    GBinderBuffer* buffer)
+{
+    const GBinderIo* io = gbinder_buffer_io(buffer);
+    GBinderLocalReply* self = gbinder_local_reply_new(io);
+
+    if (self) {
+        gbinder_writer_data_set_contents(&self->data, buffer);
+    }
+    return self;
+}
+
 static
 void
 gbinder_local_reply_free(

src/gbinder_local_reply_p.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -45,6 +45,10 @@ GBinderOutputData*
 gbinder_local_reply_data(
     GBinderLocalReply* reply);
 
+GBinderLocalReply*
+gbinder_local_reply_new_from_data(
+    GBinderBuffer* buffer);
+
 #endif /* GBINDER_LOCAL_REPLY_PRIVATE_H */
 
 /*

src/gbinder_local_request.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -33,6 +33,8 @@
 #include "gbinder_local_request_p.h"
 #include "gbinder_output_data.h"
 #include "gbinder_writer_p.h"
+#include "gbinder_buffer_p.h"
+#include "gbinder_io.h"
 #include "gbinder_log.h"
 
 #include <gutil_intarray.h>
@@ -101,6 +103,19 @@ gbinder_local_request_new(
     return NULL;
 }
 
+GBinderLocalRequest*
+gbinder_local_request_new_from_data(
+    GBinderBuffer* buffer)
+{
+    GBinderLocalRequest* self = gbinder_local_request_new
+        (gbinder_buffer_io(buffer), NULL);
+
+    if (self) {
+        gbinder_writer_data_set_contents(&self->data, buffer);
+    }
+    return self;
+}
+
 static
 void
 gbinder_local_request_free(

src/gbinder_local_request_p.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -46,6 +46,10 @@ GBinderOutputData*
 gbinder_local_request_data(
     GBinderLocalRequest* req);
 
+GBinderLocalRequest*
+gbinder_local_request_new_from_data(
+    GBinderBuffer* buffer);
+
 #endif /* GBINDER_LOCAL_REQUEST_PRIVATE_H */
 
 /*

src/gbinder_reader.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -38,6 +38,9 @@
 
 #include <gutil_macros.h>
 
+#include <errno.h>
+#include <fcntl.h>
+
 typedef struct gbinder_reader_priv {
     const guint8* start;
     const guint8* end;
@@ -50,6 +53,8 @@ G_STATIC_ASSERT(sizeof(GBinderReader) >= sizeof(GBinderReaderPriv));
 
 static inline GBinderReaderPriv* gbinder_reader_cast(GBinderReader* reader)
     { return (GBinderReaderPriv*)reader; }
+static inline const GBinderReaderPriv* gbinder_reader_cast_c
+    (const GBinderReader* reader)  { return (GBinderReaderPriv*)reader; }
 
 void
 gbinder_reader_init(
@@ -81,9 +86,9 @@ gbinder_reader_init(
 
 gboolean
 gbinder_reader_at_end(
-    GBinderReader* reader)
+    const GBinderReader* reader)
 {
-    GBinderReaderPriv* p = gbinder_reader_cast(reader);
+    const GBinderReaderPriv* p = gbinder_reader_cast_c(reader);
 
     return p->ptr >= p->end;
 }
@@ -229,16 +234,67 @@ gbinder_reader_read_double(
     }
 }
 
+static
+inline
+gboolean
+gbinder_reader_can_read_object(
+    GBinderReaderPriv* p)
+{
+    const GBinderReaderData* data = p->data;
+
+    return data && data->reg &&
+        p->objects && p->objects[0] &&
+        p->ptr == p->objects[0];
+}
+
+int
+gbinder_reader_read_fd(
+    GBinderReader* reader) /* Since 1.0.18 */
+{
+    GBinderReaderPriv* p = gbinder_reader_cast(reader);
+
+    if (gbinder_reader_can_read_object(p)) {
+        int fd;
+        const guint eaten = p->data->reg->io->decode_fd_object(p->ptr,
+            gbinder_reader_bytes_remaining(reader), &fd);
+
+        if (eaten) {
+            GASSERT(fd >= 0);
+            p->ptr += eaten;
+            p->objects++;
+            return fd;
+        }
+    }
+    return -1;
+}
+
+int
+gbinder_reader_read_dup_fd(
+    GBinderReader* reader) /* Since 1.0.18 */
+{
+    const int fd = gbinder_reader_read_fd(reader);
+
+    if (fd >= 0) {
+        const int dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
+
+        if (dupfd >= 0) {
+            return dupfd;
+        } else {
+            GWARN("Error dupping fd %d: %s", fd, strerror(errno));
+        }
+    }
+    return -1;
+}
+
 gboolean
 gbinder_reader_read_nullable_object(
     GBinderReader* reader,
     GBinderRemoteObject** out)
 {
     GBinderReaderPriv* p = gbinder_reader_cast(reader);
-    const GBinderReaderData* data = p->data;
 
-    if (data && data->reg && p->objects && p->objects[0] &&
-        p->ptr == p->objects[0]) {
+    if (gbinder_reader_can_read_object(p)) {
+        const GBinderReaderData* data = p->data;
         const guint eaten = data->reg->io->decode_binder_object(p->ptr,
             gbinder_reader_bytes_remaining(reader), data->reg, out);
 
@@ -269,10 +325,9 @@ gbinder_reader_read_buffer_impl(
     GBinderBuffer** out)
 {
     GBinderReaderPriv* p = gbinder_reader_cast(reader);
-    const GBinderReaderData* data = p->data;
 
-    if (data && data->reg && p->objects && p->objects[0] &&
-        p->ptr == p->objects[0]) {
+    if (gbinder_reader_can_read_object(p)) {
+        const GBinderReaderData* data = p->data;
         GBinderBuffer* buf = data->buffer;
         const GBinderIo* io = data->reg->io;
         const gsize offset = p->ptr - (guint8*)buf->data;
@@ -305,6 +360,77 @@ gbinder_reader_skip_buffer(
     return gbinder_reader_read_buffer_impl(reader, NULL);
 }
 
+/* Helper for gbinder_reader_read_hidl_struct() macro */
+const void*
+gbinder_reader_read_hidl_struct1(
+    GBinderReader* reader,
+    gsize size) /* since 1.0.9 */
+{
+    const void* result = NULL;
+    GBinderBuffer* buf = gbinder_reader_read_buffer(reader);
+
+    /* Check the size */
+    if (buf && buf->size == size) {
+        result = buf->data;
+    }
+    gbinder_buffer_free(buf);
+    return result;
+}
+
+/* Doesn't copy the data */
+const void*
+gbinder_reader_read_hidl_vec(
+    GBinderReader* reader,
+    gsize* count,
+    gsize* elemsize)
+{
+    GBinderBuffer* buf = gbinder_reader_read_buffer(reader);
+    gsize out_count = 0, out_elemsize = 0;
+    const void* out = NULL;
+
+    if (buf && buf->size == sizeof(GBinderHidlVec)) {
+        const GBinderHidlVec* vec = buf->data;
+        const void* next = vec->data.ptr;
+
+        if (next) {
+            GBinderBuffer* vbuf = gbinder_reader_read_buffer(reader);
+
+            if (vbuf && vbuf->data == next && ((!vec->count && !vbuf->size) ||
+                (vec->count && vbuf->size && !(vbuf->size % vec->count)))) {
+                out_elemsize = vec->count ? (vbuf->size / vec->count) : 0;
+                out_count = vec->count;
+                out = vbuf->data;
+            }
+            gbinder_buffer_free(vbuf);
+        } else if (!vec->count) {
+            /* Any non-NULL pointer just to indicate success */
+            out = vec;
+        }
+    }
+    gbinder_buffer_free(buf);
+    if (elemsize) {
+        *elemsize = out_elemsize;
+    }
+    if (count) {
+        *count = out_count;
+    }
+    return out;
+}
+
+/* Helper for gbinder_reader_read_hidl_struct_vec() macro */
+const void*
+gbinder_reader_read_hidl_vec1(
+    GBinderReader* reader,
+    gsize* count,
+    guint expected_elem_size) /* since 1.0.9 */
+{
+    gsize actual;
+    const void* data = gbinder_reader_read_hidl_vec(reader, count, &actual);
+
+    /* Actual size will be zero for an empty array */
+    return (data && (actual == expected_elem_size || !actual)) ? data : NULL;
+}
+
 char*
 gbinder_reader_read_hidl_string(
     GBinderReader* reader)
@@ -312,8 +438,8 @@ gbinder_reader_read_hidl_string(
     GBinderBuffer* buf = gbinder_reader_read_buffer(reader);
     char* str = NULL;
 
-    if (buf && buf->size == sizeof(HidlString)) {
-        const HidlString* s = buf->data;
+    if (buf && buf->size == sizeof(GBinderHidlString)) {
+        const GBinderHidlString* s = buf->data;
         GBinderBuffer* sbuf = gbinder_reader_read_buffer(reader);
 
         if (sbuf && sbuf->size == s->len + 1 &&
@@ -334,8 +460,8 @@ gbinder_reader_read_hidl_string_vec(
     GBinderBuffer* buf = gbinder_reader_read_buffer(reader);
 
     /* First buffer contains hidl_vector */
-    if (buf && buf->size == sizeof(HidlVec)) {
-        HidlVec* vec = buf->data;
+    if (buf && buf->size == sizeof(GBinderHidlVec)) {
+        GBinderHidlVec* vec = buf->data;
         const guint n = vec->count;
         const void* next = vec->data.ptr;
 
@@ -348,8 +474,9 @@ gbinder_reader_read_hidl_string_vec(
         } else {
             /* The second buffer (if any) contains n hidl_string's */
             buf = gbinder_reader_read_buffer(reader);
-            if (buf && buf->data == next && buf->size == sizeof(HidlString)*n) {
-                const HidlString* strings = buf->data;
+            if (buf && buf->data == next &&
+                buf->size == (sizeof(GBinderHidlString) * n)) {
+                const GBinderHidlString* strings = buf->data;
                 GBinderBuffer* sbuf;
                 GPtrArray* list = g_ptr_array_new();
                 guint i;
@@ -357,7 +484,7 @@ gbinder_reader_read_hidl_string_vec(
                 /* Now we expect n buffers containing the actual data */
                 for (i=0; i<n &&
                     (sbuf = gbinder_reader_read_buffer(reader)); i++) {
-                    const HidlString* s = strings + i;
+                    const GBinderHidlString* s = strings + i;
                     if (sbuf->size == s->len + 1 &&
                         sbuf->data == s->data.str &&
                         s->data.str[s->len] == 0) {
@@ -418,6 +545,24 @@ gboolean
 gbinder_reader_read_nullable_string16(
     GBinderReader* reader,
     char** out)
+{
+    gunichar2* str;
+    gsize len;
+
+    if (gbinder_reader_read_nullable_string16_utf16(reader, &str, &len)) {
+        if (out) {
+            *out = str ? g_utf16_to_utf8(str, len, NULL, NULL, NULL) : NULL;
+        }
+        return TRUE;
+    }
+    return FALSE;
+}
+
+gboolean
+gbinder_reader_read_nullable_string16_utf16(
+    GBinderReader* reader,
+    gunichar2** out,
+    gsize* out_len) /* since 1.0.17 */
 {
     GBinderReaderPriv* p = gbinder_reader_cast(reader);
 
@@ -431,15 +576,21 @@ gbinder_reader_read_nullable_string16(
             if (out) {
                 *out = NULL;
             }
+            if (out_len) {
+                *out_len = 0;
+            }
             return TRUE;
         } else if (len >= 0) {
-            const guint32 padded_len = G_ALIGN4((len+1)*2);
-            const gunichar2* utf16 = (const gunichar2*)(p->ptr + 4);
+            const guint32 padded_len = G_ALIGN4((len + 1)*2);
+            gunichar2* utf16 = (gunichar2*)(p->ptr + 4);
 
             if ((p->ptr + padded_len + 4) <= p->end) {
                 p->ptr += padded_len + 4;
                 if (out) {
-                    *out = g_utf16_to_utf8(utf16, len, NULL, NULL, NULL);
+                    *out = utf16;
+                }
+                if (out_len) {
+                    *out_len = len;
                 }
                 return TRUE;
             }
@@ -484,24 +635,59 @@ gbinder_reader_skip_string16(
     return FALSE;
 }
 
-gsize
-gbinder_reader_bytes_read(
-    GBinderReader* reader)
+const void*
+gbinder_reader_read_byte_array(
+    GBinderReader* reader,
+    gsize* len) /* since 1.0.12 */
 {
     GBinderReaderPriv* p = gbinder_reader_cast(reader);
+    const void* data = NULL;
+    const gint32* ptr;
+    *len = 0;
+
+    if (gbinder_reader_can_read(p, sizeof(*ptr))) {
+        ptr = (void*)p->ptr;
+        if (*ptr <= 0) {
+            p->ptr += sizeof(*ptr);
+            /* Any non-NULL pointer just to indicate success */
+            data = p->start;
+        } else if (gbinder_reader_can_read(p, sizeof(*ptr) + *ptr)) {
+            *len = (gsize)*ptr;
+            p->ptr += sizeof(*ptr);
+            data = p->ptr;
+            p->ptr += *len;
+        }
+    }
+    return data;
+}
+
+gsize
+gbinder_reader_bytes_read(
+    const GBinderReader* reader)
+{
+    const GBinderReaderPriv* p = gbinder_reader_cast_c(reader);
 
     return p->ptr - p->start;
 }
 
 gsize
 gbinder_reader_bytes_remaining(
-    GBinderReader* reader)
+    const GBinderReader* reader)
 {
-    GBinderReaderPriv* p = gbinder_reader_cast(reader);
+    const GBinderReaderPriv* p = gbinder_reader_cast_c(reader);
 
     return p->end - p->ptr;
 }
 
+void
+gbinder_reader_copy(
+    GBinderReader* dest,
+    const GBinderReader* src)
+{
+    /* It's actually quite simple :) */
+    memcpy(dest, src, sizeof(*dest));
+}
+
 /*
  * Local Variables:
  * mode: C

src/gbinder_remote_reply.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -31,9 +31,10 @@
  */
 
 #include "gbinder_remote_reply_p.h"
+#include "gbinder_local_reply_p.h"
 #include "gbinder_reader_p.h"
 #include "gbinder_object_registry.h"
-#include "gbinder_buffer.h"
+#include "gbinder_buffer_p.h"
 #include "gbinder_log.h"
 
 #include <gutil_macros.h>
@@ -64,26 +65,22 @@ gbinder_remote_reply_free(
 
     gbinder_object_registry_unref(data->reg);
     gbinder_buffer_free(data->buffer);
-    g_free(data->objects);
     g_slice_free(GBinderRemoteReply, self);
 }
 
 void
 gbinder_remote_reply_set_data(
     GBinderRemoteReply* self,
-    GBinderBuffer* buffer,
-    void** objects)
+    GBinderBuffer* buffer)
 {
     if (G_LIKELY(self)) {
         GBinderReaderData* data = &self->data;
 
-        g_free(data->objects);
         gbinder_buffer_free(data->buffer);
         data->buffer = buffer;
-        data->objects = objects;
+        data->objects = gbinder_buffer_objects(buffer);
     } else {
         gbinder_buffer_free(buffer);
-        g_free(objects);
     }
 }
 
@@ -117,6 +114,18 @@ gbinder_remote_reply_is_empty(
     return !self || !self->data.buffer || !self->data.buffer->size;
 }
 
+GBinderLocalReply*
+gbinder_remote_reply_copy_to_local(
+    GBinderRemoteReply* self)
+{
+    if (G_LIKELY(self)) {
+        GBinderReaderData* d = &self->data;
+
+        return gbinder_local_reply_new_from_data(d->buffer);
+    }
+    return NULL;
+}
+
 static
 inline
 void

src/gbinder_remote_reply_p.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -44,8 +44,7 @@ gbinder_remote_reply_new(
 void
 gbinder_remote_reply_set_data(
     GBinderRemoteReply* reply,
-    GBinderBuffer* buffer,
-    void** objects);
+    GBinderBuffer* buffer);
 
 gboolean
 gbinder_remote_reply_is_empty(

src/gbinder_remote_request.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -33,13 +33,17 @@
 #include "gbinder_remote_request_p.h"
 #include "gbinder_reader_p.h"
 #include "gbinder_rpc_protocol.h"
+#include "gbinder_local_request_p.h"
 #include "gbinder_object_registry.h"
-#include "gbinder_buffer.h"
+#include "gbinder_buffer_p.h"
 #include "gbinder_log.h"
 
 #include <gutil_macros.h>
 
-struct gbinder_remote_request {
+#include <errno.h>
+
+typedef struct gbinder_remote_request_priv {
+    GBinderRemoteRequest pub;
     gint refcount;
     pid_t pid;
     uid_t euid;
@@ -48,7 +52,11 @@ struct gbinder_remote_request {
     char* iface2;
     gsize header_size;
     GBinderReaderData data;
-};
+} GBinderRemoteRequestPriv;
+
+GBINDER_INLINE_FUNC GBinderRemoteRequestPriv*
+gbinder_remote_request_cast(GBinderRemoteRequest* pub)
+    { return G_LIKELY(pub) ? G_CAST(pub,GBinderRemoteRequestPriv,pub) : NULL; }
 
 GBinderRemoteRequest*
 gbinder_remote_request_new(
@@ -57,7 +65,7 @@ gbinder_remote_request_new(
     pid_t pid,
     uid_t euid)
 {
-    GBinderRemoteRequest* self = g_slice_new0(GBinderRemoteRequest);
+    GBinderRemoteRequestPriv* self = g_slice_new0(GBinderRemoteRequestPriv);
     GBinderReaderData* data = &self->data;
 
     g_atomic_int_set(&self->refcount, 1);
@@ -65,28 +73,47 @@ gbinder_remote_request_new(
     self->euid = euid;
     self->protocol = protocol;
     data->reg = gbinder_object_registry_ref(reg);
-    return self;
+    return &self->pub;
+}
+
+GBinderLocalRequest*
+gbinder_remote_request_copy_to_local(
+    GBinderRemoteRequest* req)
+{
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
+    if (G_LIKELY(self)) {
+        GBinderReaderData* d = &self->data;
+
+        return gbinder_local_request_new_from_data(d->buffer);
+    }
+    return NULL;
 }
 
 static
 void
 gbinder_remote_request_free(
-    GBinderRemoteRequest* self)
+    GBinderRemoteRequestPriv* self)
 {
     GBinderReaderData* data = &self->data;
+    GBinderRemoteRequest* req = &self->pub;
 
+    GASSERT(!req->tx);
+    if (req->tx) {
+        GWARN("Request is dropped without completing the transaction");
+        gbinder_remote_request_complete(req, NULL, -ECANCELED);
+    }
     gbinder_object_registry_unref(data->reg);
     gbinder_buffer_free(data->buffer);
-    g_free(data->objects);
     g_free(self->iface2);
-    g_slice_free(GBinderRemoteRequest, self);
+    g_slice_free(GBinderRemoteRequestPriv, self);
 }
 
 static
 inline
 void
 gbinder_remote_request_init_reader2(
-    GBinderRemoteRequest* self,
+    GBinderRemoteRequestPriv* self,
     GBinderReader* p)
 {
     /* The caller has already checked the request for NULL */
@@ -103,53 +130,64 @@ gbinder_remote_request_init_reader2(
 
 void
 gbinder_remote_request_set_data(
-    GBinderRemoteRequest* self,
-    GBinderBuffer* buffer,
-    void** objects)
+    GBinderRemoteRequest* req,
+    guint32 txcode,
+    GBinderBuffer* buffer)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     if (G_LIKELY(self)) {
         GBinderReaderData* data = &self->data;
         GBinderReader reader;
 
         g_free(self->iface2);
-        g_free(data->objects);
         gbinder_buffer_free(data->buffer);
         data->buffer = buffer;
-        data->objects = objects;
+        data->objects = gbinder_buffer_objects(buffer);
 
         /* Parse RPC header */
-        self->header_size = 0;
         gbinder_remote_request_init_reader2(self, &reader);
-        self->iface = self->protocol->read_rpc_header(&reader, &self->iface2);
-        self->header_size = gbinder_reader_bytes_read(&reader);
+        self->iface = self->protocol->read_rpc_header(&reader, txcode,
+            &self->iface2);
+        if (self->iface) {
+            self->header_size = gbinder_reader_bytes_read(&reader);
+        } else {
+            /* No RPC header */
+            self->header_size = 0;
+        }
     } else {
         gbinder_buffer_free(buffer);
-        g_free(objects);
     }
 }
 
 const char*
 gbinder_remote_request_interface(
-    GBinderRemoteRequest* self)
+    GBinderRemoteRequest* req)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     return G_LIKELY(self) ? self->iface : NULL;
 }
 
 GBinderRemoteRequest*
 gbinder_remote_request_ref(
-    GBinderRemoteRequest* self)
+    GBinderRemoteRequest* req)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     if (G_LIKELY(self)) {
         GASSERT(self->refcount > 0);
         g_atomic_int_inc(&self->refcount);
     }
-    return self;
+    return req;
 }
 
 void
 gbinder_remote_request_unref(
-    GBinderRemoteRequest* self)
+    GBinderRemoteRequest* req)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     if (G_LIKELY(self)) {
         GASSERT(self->refcount > 0);
         if (g_atomic_int_dec_and_test(&self->refcount)) {
@@ -160,9 +198,11 @@ gbinder_remote_request_unref(
 
 void
 gbinder_remote_request_init_reader(
-    GBinderRemoteRequest* self,
+    GBinderRemoteRequest* req,
     GBinderReader* reader)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     if (G_LIKELY(self)) {
         gbinder_remote_request_init_reader2(self, reader);
     } else {
@@ -172,15 +212,19 @@ gbinder_remote_request_init_reader(
 
 pid_t
 gbinder_remote_request_sender_pid(
-    GBinderRemoteRequest* self)
+    GBinderRemoteRequest* req)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     return G_LIKELY(self) ? self->pid : (uid_t)(-1);
 }
 
 uid_t
 gbinder_remote_request_sender_euid(
-    GBinderRemoteRequest* self)
+    GBinderRemoteRequest* req)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     return G_LIKELY(self) ? self->euid : (uid_t)(-1);
 }
 
@@ -194,9 +238,11 @@ gbinder_remote_request_read_int32(
 
 gboolean
 gbinder_remote_request_read_uint32(
-    GBinderRemoteRequest* self,
+    GBinderRemoteRequest* req,
     guint32* value)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     if (G_LIKELY(self)) {
         GBinderReader reader;
 
@@ -216,9 +262,11 @@ gbinder_remote_request_read_int64(
 
 gboolean
 gbinder_remote_request_read_uint64(
-    GBinderRemoteRequest* self,
+    GBinderRemoteRequest* req,
     guint64* value)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     if (G_LIKELY(self)) {
         GBinderReader reader;
 
@@ -230,8 +278,10 @@ gbinder_remote_request_read_uint64(
 
 const char*
 gbinder_remote_request_read_string8(
-    GBinderRemoteRequest* self)
+    GBinderRemoteRequest* req)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     if (G_LIKELY(self)) {
         GBinderReader reader;
 
@@ -243,8 +293,10 @@ gbinder_remote_request_read_string8(
 
 char*
 gbinder_remote_request_read_string16(
-    GBinderRemoteRequest* self)
+    GBinderRemoteRequest* req)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     if (G_LIKELY(self)) {
         GBinderReader reader;
 
@@ -256,8 +308,10 @@ gbinder_remote_request_read_string16(
 
 GBinderRemoteObject*
 gbinder_remote_request_read_object(
-    GBinderRemoteRequest* self)
+    GBinderRemoteRequest* req)
 {
+    GBinderRemoteRequestPriv* self = gbinder_remote_request_cast(req);
+
     if (G_LIKELY(self)) {
         GBinderReader reader;
 

src/gbinder_remote_request_p.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -37,6 +37,10 @@
 
 #include "gbinder_types_p.h"
 
+struct gbinder_remote_request {
+    GBinderIpcLooperTx* tx;
+};
+
 GBinderRemoteRequest*
 gbinder_remote_request_new(
     GBinderObjectRegistry* reg,
@@ -47,8 +51,8 @@ gbinder_remote_request_new(
 void
 gbinder_remote_request_set_data(
     GBinderRemoteRequest* request,
-    GBinderBuffer* buffer,
-    void** objects);
+    guint txcode,
+    GBinderBuffer* buffer);
 
 #endif /* GBINDER_REMOTE_REQUEST_PRIVATE_H */
 

src/gbinder_rpc_protocol.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -69,9 +69,13 @@ static
 const char*
 gbinder_rpc_protocol_binder_read_rpc_header(
     GBinderReader* reader,
+    guint32 txcode,
     char** iface)
 {
-    if (gbinder_reader_read_int32(reader, NULL)) {
+    if (txcode > GBINDER_TRANSACTION(0,0,0)) {
+        /* Internal transaction e.g. GBINDER_DUMP_TRANSACTION etc. */
+        *iface = NULL;
+    } else if (gbinder_reader_read_int32(reader, NULL)) {
         *iface = gbinder_reader_read_string16(reader);
     } else {
         *iface = NULL;
@@ -99,6 +103,7 @@ static
 const char*
 gbinder_rpc_protocol_hwbinder_read_rpc_header(
     GBinderReader* reader,
+    guint32 txcode,
     char** iface)
 {
     *iface = NULL;
@@ -109,22 +114,22 @@ gbinder_rpc_protocol_hwbinder_read_rpc_header(
  * Interface
  *==========================================================================*/
 
+const GBinderRpcProtocol gbinder_rpc_protocol_binder = {
+    .read_rpc_header = gbinder_rpc_protocol_binder_read_rpc_header,
+    .write_rpc_header = gbinder_rpc_protocol_binder_write_rpc_header
+};
+
+const GBinderRpcProtocol gbinder_rpc_protocol_hwbinder = {
+    .read_rpc_header = gbinder_rpc_protocol_hwbinder_read_rpc_header,
+    .write_rpc_header = gbinder_rpc_protocol_hwbinder_write_rpc_header
+};
+
 const GBinderRpcProtocol*
 gbinder_rpc_protocol_for_device(
     const char* dev)
 {
-    static const GBinderRpcProtocol protocol_binder = {
-        .read_rpc_header = gbinder_rpc_protocol_binder_read_rpc_header,
-        .write_rpc_header = gbinder_rpc_protocol_binder_write_rpc_header
-    };
-
-    static const GBinderRpcProtocol protocol_hwbinder = {
-        .read_rpc_header = gbinder_rpc_protocol_hwbinder_read_rpc_header,
-        .write_rpc_header = gbinder_rpc_protocol_hwbinder_write_rpc_header
-    };
-
     return (dev && !strcmp(dev, GBINDER_DEFAULT_HWBINDER)) ?
-        &protocol_hwbinder : &protocol_binder;
+        &gbinder_rpc_protocol_hwbinder : &gbinder_rpc_protocol_binder;
 }
 
 /*

src/gbinder_rpc_protocol.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,10 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *      documentation and/or other materials provided with the distribution.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -41,10 +42,15 @@
  */
 
 struct gbinder_rpc_protocol {
-    const char* (*read_rpc_header)(GBinderReader* reader, char** iface);
+    const char* (*read_rpc_header)(GBinderReader* reader, guint32 txcode,
+        char** iface);
     void (*write_rpc_header)(GBinderWriter* writer, const char* iface);
 };
 
+extern const GBinderRpcProtocol gbinder_rpc_protocol_binder;
+extern const GBinderRpcProtocol gbinder_rpc_protocol_hwbinder;
+
+/* Returns one of the above based on the device name */
 const GBinderRpcProtocol*
 gbinder_rpc_protocol_for_device(
     const char* dev);

src/gbinder_servicemanager.c

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -44,6 +44,17 @@
 
 #include <errno.h>
 
+typedef struct gbinder_servicemanager_watch {
+    char* name;
+    char* detail;
+    GQuark quark;
+    gboolean watched;
+} GBinderServiceManagerWatch;
+
+struct gbinder_servicemanager_priv {
+    GHashTable* watch_table;
+};
+
 G_DEFINE_ABSTRACT_TYPE(GBinderServiceManager, gbinder_servicemanager,
     G_TYPE_OBJECT)
 
@@ -60,6 +71,16 @@ G_DEFINE_ABSTRACT_TYPE(GBinderServiceManager, gbinder_servicemanager,
 #define GBINDER_IS_SERVICEMANAGER_TYPE(klass) \
     G_TYPE_CHECK_CLASS_TYPE(klass, GBINDER_TYPE_SERVICEMANAGER)
 
+enum gbinder_servicemanager_signal {
+    SIGNAL_REGISTRATION,
+    SIGNAL_COUNT
+};
+
+static const char SIGNAL_REGISTRATION_NAME[] = "servicemanager-registration";
+#define DETAIL_LEN 32
+
+static guint gbinder_servicemanager_signals[SIGNAL_COUNT] = { 0 };
+
 /*==========================================================================*
  * Implementation
  *==========================================================================*/
@@ -81,53 +102,29 @@ gbinder_servicemanager_class_ref(
     return NULL;
 }
 
-GBinderServiceManager*
-gbinder_servicemanager_new_with_type(
-    GType type,
-    const char* dev)
+static
+GBinderServiceManagerWatch*
+gbinder_servicemanager_watch_new(
+    const char* name)
 {
-    GBinderServiceManager* self = NULL;
-    GBinderServiceManagerClass* klass = gbinder_servicemanager_class_ref(type);
+    GBinderServiceManagerWatch* watch = g_new0(GBinderServiceManagerWatch, 1);
 
-    if (klass) {
-        GBinderIpc* ipc;
+    watch->name = g_strdup(name);
+    watch->detail = g_compute_checksum_for_string(G_CHECKSUM_MD5, name, -1);
+    watch->quark = g_quark_from_string(watch->detail);
+    return watch;
+}
 
-        if (!dev) dev = klass->default_device;
-        ipc = gbinder_ipc_new(dev);
-        if (ipc) {
-            GBinderRemoteObject* object = gbinder_ipc_get_remote_object
-                (ipc, klass->handle);
+static
+void
+gbinder_servicemanager_watch_free(
+    gpointer data)
+{
+    GBinderServiceManagerWatch* watch = data;
 
-            if (object) {
-                /* Lock */
-                g_mutex_lock(&klass->mutex);
-                if (klass->table) {
-                    self = g_hash_table_lookup(klass->table, dev);
-                }
-                if (self) {
-                    gbinder_servicemanager_ref(self);
-                } else {
-                    char* key = g_strdup(dev); /* Owned by the hashtable */
-
-                    GVERBOSE_("%s", dev);
-                    self = g_object_new(type, NULL);
-                    self->client = gbinder_client_new(object, klass->iface);
-                    self->dev = gbinder_remote_object_dev(object);
-                    if (!klass->table) {
-                        klass->table = g_hash_table_new_full(g_str_hash,
-                            g_str_equal, g_free, NULL);
-                    }
-                    g_hash_table_replace(klass->table, key, self);
-                }
-                g_mutex_unlock(&klass->mutex);
-                /* Unlock */
-                gbinder_remote_object_unref(object);
-            }
-            gbinder_ipc_unref(ipc);
-        }
-        g_type_class_unref(klass);
-    }
-    return self;
+    g_free(watch->name);
+    g_free(watch->detail);
+    g_free(watch);
 }
 
 typedef struct gbinder_servicemanager_list_tx_data {
@@ -256,6 +253,89 @@ gbinder_servicemanager_add_service_tx_free(
     g_slice_free(GBinderServiceManagerAddServiceTxData, data);
 }
 
+/*==========================================================================*
+ * Internal interface
+ *==========================================================================*/
+
+GBinderServiceManager*
+gbinder_servicemanager_new_with_type(
+    GType type,
+    const char* dev)
+{
+    GBinderServiceManager* self = NULL;
+    GBinderServiceManagerClass* klass = gbinder_servicemanager_class_ref(type);
+
+    if (klass) {
+        GBinderIpc* ipc;
+
+        if (!dev) dev = klass->default_device;
+        ipc = gbinder_ipc_new(dev, klass->rpc_protocol);
+        if (ipc) {
+            GBinderRemoteObject* object = gbinder_ipc_get_remote_object
+                (ipc, klass->handle);
+
+            if (object) {
+                /* Lock */
+                g_mutex_lock(&klass->mutex);
+                if (klass->table) {
+                    self = g_hash_table_lookup(klass->table, dev);
+                }
+                if (self) {
+                    gbinder_servicemanager_ref(self);
+                } else {
+                    char* key = g_strdup(dev); /* Owned by the hashtable */
+
+                    GVERBOSE_("%s", dev);
+                    self = g_object_new(type, NULL);
+                    self->client = gbinder_client_new(object, klass->iface);
+                    self->dev = gbinder_remote_object_dev(object);
+                    if (!klass->table) {
+                        klass->table = g_hash_table_new_full(g_str_hash,
+                            g_str_equal, g_free, NULL);
+                    }
+                    g_hash_table_replace(klass->table, key, self);
+                }
+                g_mutex_unlock(&klass->mutex);
+                /* Unlock */
+                gbinder_remote_object_unref(object);
+            }
+            gbinder_ipc_unref(ipc);
+        }
+        g_type_class_unref(klass);
+    }
+    return self;
+}
+
+void
+gbinder_servicemanager_service_registered(
+    GBinderServiceManager* self,
+    const char* name)
+{
+    GBinderServiceManagerClass* klass = GBINDER_SERVICEMANAGER_GET_CLASS(self);
+    GBinderServiceManagerPriv* priv = self->priv;
+    GBinderServiceManagerWatch* watch = NULL;
+    const char* normalized_name;
+    char* tmp_name = NULL;
+
+    switch (klass->check_name(self, name)) {
+    case GBINDER_SERVICEMANAGER_NAME_OK:
+        normalized_name = name;
+        break;
+    case GBINDER_SERVICEMANAGER_NAME_NORMALIZE:
+        normalized_name = tmp_name = klass->normalize_name(self, name);
+        break;
+    default:
+        normalized_name = NULL;
+        break;
+    }
+    if (normalized_name) {
+        watch = g_hash_table_lookup(priv->watch_table, normalized_name);
+    }
+    g_free(tmp_name);
+    g_signal_emit(self, gbinder_servicemanager_signals[SIGNAL_REGISTRATION],
+        watch ? watch->quark : 0, name);
+}
+
 /*==========================================================================*
  * Interface
  *==========================================================================*/
@@ -433,6 +513,88 @@ gbinder_servicemanager_cancel(
     }
 }
 
+gulong
+gbinder_servicemanager_add_registration_handler(
+    GBinderServiceManager* self,
+    const char* name,
+    GBinderServiceManagerRegistrationFunc func,
+    void* data) /* Since 1.0.13 */
+{
+    gulong id = 0;
+
+    if (G_LIKELY(self) && G_LIKELY(func)) {
+        char* tmp_name = NULL;
+        GBinderServiceManagerClass* klass =
+            GBINDER_SERVICEMANAGER_GET_CLASS(self);
+
+        switch (klass->check_name(self, name)) {
+        case GBINDER_SERVICEMANAGER_NAME_OK:
+            break;
+        case GBINDER_SERVICEMANAGER_NAME_NORMALIZE:
+            name = tmp_name = klass->normalize_name(self, name);
+            break;
+        default:
+            name = NULL;
+            break;
+        }
+        if (name) {
+            GBinderServiceManagerPriv* priv = self->priv;
+            GBinderServiceManagerWatch* watch = NULL;
+
+            watch = g_hash_table_lookup(priv->watch_table, name);
+            if (!watch) {
+                watch = gbinder_servicemanager_watch_new(name);
+                g_hash_table_insert(priv->watch_table, watch->name, watch);
+            }
+            if (!watch->watched) {
+                watch->watched = klass->watch(self, name);
+                if (watch->watched) {
+                    GDEBUG("Watching %s", watch->name);
+                } else {
+                    GWARN("Failed to watch %s", watch->name);
+                }
+            }
+
+            id = g_signal_connect_closure_by_id(self,
+                gbinder_servicemanager_signals[SIGNAL_REGISTRATION],
+                watch->quark, g_cclosure_new(G_CALLBACK(func), data, NULL),
+                FALSE);
+        }
+        g_free(tmp_name);
+    }
+    return id;
+}
+
+void
+gbinder_servicemanager_remove_handler(
+    GBinderServiceManager* self,
+    gulong id) /* Since 1.0.13 */
+{
+    if (G_LIKELY(self) && G_LIKELY(id)) {
+        GBinderServiceManagerClass* klass =
+            GBINDER_SERVICEMANAGER_GET_CLASS(self);
+        GBinderServiceManagerPriv* priv = self->priv;
+        GHashTableIter it;
+        gpointer value;
+
+        g_signal_handler_disconnect(self, id);
+        g_hash_table_iter_init(&it, priv->watch_table);
+        while (g_hash_table_iter_next(&it, NULL, &value)) {
+            GBinderServiceManagerWatch* watch = value;
+
+            if (watch->watched && !g_signal_has_handler_pending(self,
+                gbinder_servicemanager_signals[SIGNAL_REGISTRATION],
+                watch->quark, TRUE)) {
+                /* This must be the one we have just removed */
+                GDEBUG("Unwatching %s", watch->name);
+                watch->watched = FALSE;
+                klass->unwatch(self, watch->name);
+                break;
+            }
+        }
+    }
+}
+
 /*==========================================================================*
  * Internals
  *==========================================================================*/
@@ -442,6 +604,12 @@ void
 gbinder_servicemanager_init(
     GBinderServiceManager* self)
 {
+    GBinderServiceManagerPriv* priv = G_TYPE_INSTANCE_GET_PRIVATE(self,
+        GBINDER_TYPE_SERVICEMANAGER, GBinderServiceManagerPriv);
+
+    self->priv = priv;
+    priv->watch_table = g_hash_table_new_full(g_str_hash, g_str_equal,
+        NULL, gbinder_servicemanager_watch_free);
 }
 
 static
@@ -450,8 +618,7 @@ gbinder_servicemanager_dispose(
     GObject* object)
 {
     GBinderServiceManager* self = GBINDER_SERVICEMANAGER(object);
-    GBinderServiceManagerClass* klass =
-        GBINDER_SERVICEMANAGER_GET_CLASS(self);
+    GBinderServiceManagerClass* klass = GBINDER_SERVICEMANAGER_GET_CLASS(self);
 
     GVERBOSE_("%s", self->dev);
     /* Lock */
@@ -475,7 +642,7 @@ gbinder_servicemanager_dispose(
      * gbinder_servicemanager_finalize() will not be called
      * this time around.
      */
-    if (klass->table && object->ref_count == 0) {
+    if (klass->table && g_atomic_int_get(&object->ref_count) <= 1) {
         g_hash_table_remove(klass->table, self->dev);
         if (g_hash_table_size(klass->table) == 0) {
             g_hash_table_unref(klass->table);
@@ -493,9 +660,10 @@ gbinder_servicemanager_finalize(
     GObject* object)
 {
     GBinderServiceManager* self = GBINDER_SERVICEMANAGER(object);
+    GBinderServiceManagerPriv* priv = self->priv;
 
-    gutil_idle_pool_drain(self->pool);
-    gutil_idle_pool_unref(self->pool);
+    g_hash_table_destroy(priv->watch_table);
+    gutil_idle_pool_destroy(self->pool);
     gbinder_client_unref(self->client);
     G_OBJECT_CLASS(PARENT_CLASS)->finalize(object);
 }
@@ -508,8 +676,13 @@ gbinder_servicemanager_class_init(
     GObjectClass* object_class = G_OBJECT_CLASS(klass);
 
     g_mutex_init(&klass->mutex);
+    g_type_class_add_private(klass, sizeof(GBinderServiceManagerPriv));
     object_class->dispose = gbinder_servicemanager_dispose;
     object_class->finalize = gbinder_servicemanager_finalize;
+    gbinder_servicemanager_signals[SIGNAL_REGISTRATION] =
+        g_signal_new(SIGNAL_REGISTRATION_NAME, G_OBJECT_CLASS_TYPE(klass),
+            G_SIGNAL_RUN_FIRST | G_SIGNAL_DETAILED, 0, NULL, NULL, NULL,
+            G_TYPE_NONE, 1, G_TYPE_STRING);
 }
 
 /*

src/gbinder_servicemanager_p.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -39,13 +39,22 @@
 
 #include <glib-object.h>
 
+typedef struct gbinder_servicemanager_priv GBinderServiceManagerPriv;
+
 typedef struct gbinder_servicemanager {
     GObject parent;
+    GBinderServiceManagerPriv* priv;
     const char* dev;
     GBinderClient* client;
     GUtilIdlePool* pool;
 } GBinderServiceManager;
 
+typedef enum gbinder_servicemanager_name_check {
+    GBINDER_SERVICEMANAGER_NAME_OK,
+    GBINDER_SERVICEMANAGER_NAME_NORMALIZE,
+    GBINDER_SERVICEMANAGER_NAME_INVALID,
+} GBINDER_SERVICEMANAGER_NAME_CHECK;
+
 typedef struct gbinder_servicemanager_class {
     GObjectClass parent;
     GMutex mutex;
@@ -54,6 +63,7 @@ typedef struct gbinder_servicemanager_class {
     guint32 handle;
     const char* iface;
     const char* default_device;
+    const GBinderRpcProtocol* rpc_protocol;
 
     /* Methods (synchronous) */
     char** (*list)(GBinderServiceManager* self);
@@ -62,6 +72,15 @@ typedef struct gbinder_servicemanager_class {
     int (*add_service)
         (GBinderServiceManager* self, const char* name,
             GBinderLocalObject* obj);
+
+    /* Checking/normalizing watch names */
+    GBINDER_SERVICEMANAGER_NAME_CHECK (*check_name)
+        (GBinderServiceManager* self, const char* name);
+    char* (*normalize_name)(GBinderServiceManager* self, const char* name);
+
+    /* If watch() returns FALSE, unwatch() is not called */
+    gboolean (*watch)(GBinderServiceManager* self, const char* name);
+    void (*unwatch)(GBinderServiceManager* self, const char* name);
 } GBinderServiceManagerClass;
 
 GType gbinder_servicemanager_get_type(void);
@@ -72,6 +91,11 @@ gbinder_servicemanager_new_with_type(
     GType type,
     const char* dev);
 
+void
+gbinder_servicemanager_service_registered(
+    GBinderServiceManager* self,
+    const char* name);
+
 #endif /* GBINDER_SERVICEMANAGER_PRIVATE_H */
 
 /*

src/gbinder_servicepoll.c

@@ -0,0 +1,268 @@
+/*
+ * Copyright (C) 2018 Jolla Ltd.
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
+ *
+ * You may use this file under the terms of BSD license as follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "gbinder_servicepoll.h"
+#include "gbinder_servicemanager.h"
+
+#include <gutil_strv.h>
+
+#include <glib-object.h>
+
+/* This is configurable mostly so that unit testing doesn't take too long */
+guint gbinder_servicepoll_interval_ms = 2000;
+
+typedef GObjectClass GBinderServicePollClass;
+struct gbinder_servicepoll {
+    GObject object;
+    GBinderServiceManager* manager;
+    char** list;
+    gulong list_id;
+    guint timer_id;
+};
+
+G_DEFINE_TYPE(GBinderServicePoll, gbinder_servicepoll, G_TYPE_OBJECT)
+#define GBINDER_TYPE_SERVICEPOLL (gbinder_servicepoll_get_type())
+#define GBINDER_SERVICEPOLL(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), \
+        GBINDER_TYPE_SERVICEPOLL, GBinderServicePoll))
+
+enum gbinder_servicepoll_signal {
+    SIGNAL_NAME_ADDED,
+    SIGNAL_COUNT
+};
+
+static const char SIGNAL_NAME_ADDED_NAME[] = "servicepoll-name-added";
+
+static guint gbinder_servicepoll_signals[SIGNAL_COUNT] = { 0 };
+
+/*==========================================================================*
+ * Implementation
+ *==========================================================================*/
+
+/* GBinderServiceManagerListFunc callback returns TRUE to keep the services
+ * list, otherwise the caller will deallocate it. */
+gboolean
+gbinder_servicepoll_list(
+    GBinderServiceManager* sm,
+    char** services,
+    void* user_data)
+{
+    GBinderServicePoll* self = GBINDER_SERVICEPOLL(user_data);
+
+    gbinder_servicepoll_ref(self);
+    self->list_id = 0;
+    if (services) {
+        const GStrV* ptr_new;
+
+        ptr_new = services = gutil_strv_sort(services, TRUE);
+        if (self->list) {
+            const GStrV* ptr_old = self->list;
+
+            while (*ptr_new && *ptr_old) {
+                const int i = gutil_strv_find(ptr_old, *ptr_new);
+
+                if (i < 0) {
+                    /* New name */
+                    g_signal_emit(self, gbinder_servicepoll_signals
+                        [SIGNAL_NAME_ADDED], 0, *ptr_new);
+                } else {
+                    int k;
+
+                    /* If some names have disappeared, then i may be > 0 */
+                    for (k = 0; k < i; k ++) ptr_old++;
+                    ptr_old++;
+                }
+                ptr_new++;
+            }
+        }
+        while (*ptr_new) {
+            g_signal_emit(self, gbinder_servicepoll_signals
+                [SIGNAL_NAME_ADDED], 0, *ptr_new);
+            ptr_new++;
+        }
+    }
+
+    g_strfreev(self->list);
+    self->list = services;
+    gbinder_servicepoll_unref(self);
+    return TRUE;
+}
+
+static
+gboolean
+gbinder_servicepoll_timer(
+    gpointer user_data)
+{
+    GBinderServicePoll* self = GBINDER_SERVICEPOLL(user_data);
+
+    if (!self->list_id) {
+        self->list_id = gbinder_servicemanager_list(self->manager,
+            gbinder_servicepoll_list, self);
+    }
+    return G_SOURCE_CONTINUE;
+}
+
+static
+GBinderServicePoll*
+gbinder_servicepoll_create(
+    GBinderServiceManager* manager)
+{
+    GBinderServicePoll* self = g_object_new(GBINDER_TYPE_SERVICEPOLL, NULL);
+
+    self->manager = gbinder_servicemanager_ref(manager);
+    self->list_id = gbinder_servicemanager_list(manager,
+        gbinder_servicepoll_list, self);
+    return self;
+}
+
+/*==========================================================================*
+ * API
+ *==========================================================================*/
+
+GBinderServicePoll*
+gbinder_servicepoll_new(
+    GBinderServiceManager* manager,
+    GBinderServicePoll** weakptr)
+{
+    if (weakptr) {
+        if (*weakptr) {
+            gbinder_servicepoll_ref(*weakptr);
+        } else {
+            *weakptr = gbinder_servicepoll_create(manager);
+            g_object_add_weak_pointer(G_OBJECT(*weakptr), (gpointer*)weakptr);
+        }
+        return *weakptr;
+    } else {
+        return gbinder_servicepoll_create(manager);
+    }
+}
+
+GBinderServicePoll*
+gbinder_servicepoll_ref(
+    GBinderServicePoll* self)
+{
+    if (G_LIKELY(self)) {
+        g_object_ref(GBINDER_SERVICEPOLL(self));
+        return self;
+    } else {
+        return NULL;
+    }
+}
+
+void
+gbinder_servicepoll_unref(
+    GBinderServicePoll* self)
+{
+    if (G_LIKELY(self)) {
+        g_object_unref(GBINDER_SERVICEPOLL(self));
+    }
+}
+
+GBinderServiceManager*
+gbinder_servicepoll_manager(
+    GBinderServicePoll* self)
+{
+    return G_LIKELY(self) ? self->manager : NULL;
+}
+
+gboolean
+gbinder_servicepoll_is_known_name(
+    GBinderServicePoll* self,
+    const char* name)
+{
+    return G_LIKELY(self) && gutil_strv_contains(self->list, name);
+}
+
+gulong
+gbinder_servicepoll_add_handler(
+    GBinderServicePoll* self,
+    GBinderServicePollFunc fn,
+    void* user_data)
+{
+    return (G_LIKELY(self) && G_LIKELY(fn)) ? g_signal_connect(self,
+        SIGNAL_NAME_ADDED_NAME, G_CALLBACK(fn), user_data) : 0;
+}
+
+void
+gbinder_servicepoll_remove_handler(
+    GBinderServicePoll* self,
+    gulong id)
+{
+    if (G_LIKELY(self) && G_LIKELY(id)) {
+        g_signal_handler_disconnect(self, id);
+    }
+}
+
+/*==========================================================================*
+ * Internals
+ *==========================================================================*/
+
+static
+void
+gbinder_servicepoll_init(
+    GBinderServicePoll* self)
+{
+    self->timer_id = g_timeout_add(gbinder_servicepoll_interval_ms,
+        gbinder_servicepoll_timer, self);
+}
+
+static
+void
+gbinder_servicepoll_finalize(
+    GObject* object)
+{
+    GBinderServicePoll* self = GBINDER_SERVICEPOLL(object);
+
+    g_source_remove(self->timer_id);
+    gbinder_servicemanager_cancel(self->manager, self->list_id);
+    gbinder_servicemanager_unref(self->manager);
+    g_strfreev(self->list);
+}
+
+static
+void
+gbinder_servicepoll_class_init(
+    GBinderServicePollClass* klass)
+{
+    G_OBJECT_CLASS(klass)->finalize = gbinder_servicepoll_finalize;
+    gbinder_servicepoll_signals[SIGNAL_NAME_ADDED] =
+        g_signal_new(SIGNAL_NAME_ADDED_NAME, G_OBJECT_CLASS_TYPE(klass),
+            G_SIGNAL_RUN_FIRST, 0, NULL, NULL, NULL, G_TYPE_NONE,
+            1, G_TYPE_STRING);
+}
+
+/*
+ * Local Variables:
+ * mode: C
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */

src/gbinder_servicepoll.h

@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 2018 Jolla Ltd.
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
+ *
+ * You may use this file under the terms of BSD license as follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef GBINDER_SERVICEPOLL_H
+#define GBINDER_SERVICEPOLL_H
+
+#include "gbinder_types_p.h"
+
+extern guint gbinder_servicepoll_interval_ms;
+
+typedef
+void
+(*GBinderServicePollFunc)(
+    GBinderServicePoll* poll,
+    const char* name_added,
+    void* user_data);
+
+GBinderServicePoll*
+gbinder_servicepoll_new(
+    GBinderServiceManager* manager,
+    GBinderServicePoll** weakptr);
+
+GBinderServicePoll*
+gbinder_servicepoll_ref(
+    GBinderServicePoll* poll);
+
+void
+gbinder_servicepoll_unref(
+    GBinderServicePoll* poll);
+
+GBinderServiceManager*
+gbinder_servicepoll_manager(
+    GBinderServicePoll* poll);
+
+gboolean
+gbinder_servicepoll_is_known_name(
+    GBinderServicePoll* poll,
+    const char* name);
+
+gulong
+gbinder_servicepoll_add_handler(
+    GBinderServicePoll* poll,
+    GBinderServicePollFunc func,
+    void* user_data);
+
+void
+gbinder_servicepoll_remove_handler(
+    GBinderServicePoll* poll,
+    gulong id);
+
+#endif /* GBINDER_SERVICEPOLL_H */
+
+/*
+ * Local Variables:
+ * mode: C
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */

src/gbinder_types_p.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -35,6 +35,7 @@
 
 #include <gbinder_types.h>
 
+typedef struct gbinder_buffer_contents GBinderBufferContents;
 typedef struct gbinder_cleanup GBinderCleanup;
 typedef struct gbinder_driver GBinderDriver;
 typedef struct gbinder_handler GBinderHandler;
@@ -43,28 +44,8 @@ typedef struct gbinder_ipc GBinderIpc;
 typedef struct gbinder_object_registry GBinderObjectRegistry;
 typedef struct gbinder_output_data GBinderOutputData;
 typedef struct gbinder_rpc_protocol GBinderRpcProtocol;
-
-typedef struct hidl_vec {
-    union {
-        guint64 value;
-        const void* ptr;
-    } data;
-    guint32 count;
-    guint32 owns_buffer;
-} HidlVec;
-
-#define HIDL_VEC_BUFFER_OFFSET (0)
-
-typedef struct hidl_string {
-    union {
-        guint64 value;
-        const char* str;
-    } data;
-    guint32 len;
-    guint32 owns_buffer;
-} HidlString;
-
-#define HIDL_STRING_BUFFER_OFFSET (0)
+typedef struct gbinder_servicepoll GBinderServicePoll;
+typedef struct gbinder_ipc_looper_tx GBinderIpcLooperTx;
 
 #define GBINDER_INLINE_FUNC static inline
 

src/gbinder_writer.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -31,6 +31,7 @@
  */
 
 #include "gbinder_writer_p.h"
+#include "gbinder_buffer_p.h"
 #include "gbinder_io.h"
 #include "gbinder_log.h"
 
@@ -38,7 +39,10 @@
 #include <gutil_macros.h>
 #include <gutil_strv.h>
 
+#include <unistd.h>
 #include <stdint.h>
+#include <errno.h>
+#include <fcntl.h>
 
 typedef struct gbinder_writer_priv {
     GBinderWriterData* data;
@@ -51,6 +55,55 @@ GBINDER_INLINE_FUNC GBinderWriterPriv* gbinder_writer_cast(GBinderWriter* pub)
 GBINDER_INLINE_FUNC GBinderWriterData* gbinder_writer_data(GBinderWriter* pub)
     { return G_LIKELY(pub) ? gbinder_writer_cast(pub)->data : NULL; }
 
+static
+void
+gbinder_writer_data_buffer_cleanup(
+    gpointer data)
+{
+    gbinder_buffer_contents_unref((GBinderBufferContents*)data);
+}
+
+void
+gbinder_writer_data_set_contents(
+    GBinderWriterData* data,
+    GBinderBuffer* buffer)
+{
+    gsize bufsize;
+    const guint8* bufdata = gbinder_buffer_data(buffer, &bufsize);
+    const GBinderIo* io = gbinder_buffer_io(buffer);
+    GBinderBufferContents* contents = gbinder_buffer_contents(buffer);
+
+    GASSERT(data->io == io);
+    g_byte_array_set_size(data->bytes, 0);
+    gutil_int_array_set_count(data->offsets, 0);
+    data->buffers_size = 0;
+    gbinder_cleanup_reset(data->cleanup);
+
+    g_byte_array_append(data->bytes, bufdata, bufsize);
+    if (contents) {
+        void** objects = gbinder_buffer_objects(buffer);
+
+        data->cleanup = gbinder_cleanup_add(data->cleanup,
+            gbinder_writer_data_buffer_cleanup,
+            gbinder_buffer_contents_ref(contents));
+        if (objects && *objects) {
+            if (!data->offsets) {
+                data->offsets = gutil_int_array_new();
+            }
+            while (*objects) {
+                const guint8* obj = *objects++;
+                gsize offset = obj - bufdata;
+                gsize objsize = io->object_data_size(obj);
+
+                GASSERT(offset > 0 && offset < bufsize);
+                gutil_int_array_append(data->offsets, (int)offset);
+                /* Size of each buffer has to be 8-byte aligned */
+                data->buffers_size += G_ALIGN8(objsize);
+            }
+        }
+    }
+}
+
 static
 void
 gbinder_writer_data_record_offset(
@@ -71,16 +124,16 @@ gbinder_writer_data_write_buffer_object(
     gsize size,
     const GBinderParent* parent)
 {
-    GByteArray* dest = data->bytes;
-    const guint offset = dest->len;
+    GByteArray* buf = data->bytes;
+    const guint offset = buf->len;
     guint n;
 
     /* Preallocate enough space */
-    g_byte_array_set_size(dest, offset + GBINDER_MAX_BUFFER_OBJECT_SIZE);
+    g_byte_array_set_size(buf, offset + GBINDER_MAX_BUFFER_OBJECT_SIZE);
     /* Write the object */
-    n = data->io->encode_buffer_object(dest->data + offset, ptr, size, parent);
+    n = data->io->encode_buffer_object(buf->data + offset, ptr, size, parent);
     /* Fix the data size */
-    g_byte_array_set_size(dest, offset + n);
+    g_byte_array_set_size(buf, offset + n);
     /* Record the offset */
     gbinder_writer_data_record_offset(data, offset);
     /* The driver seems to require each buffer to be 8-byte aligned */
@@ -117,7 +170,7 @@ gbinder_writer_data_append_bool(
 
     /* Boolean values are padded to 4-byte boundary */
     padded[0] = (value != FALSE);
-    padded[1] = padded[2] = padded[3] = 0xff;
+    padded[1] = padded[2] = padded[3] = 0;
     g_byte_array_append(data->bytes, padded, sizeof(padded));
 }
 
@@ -138,10 +191,11 @@ gbinder_writer_data_append_int32(
     GBinderWriterData* data,
     guint32 value)
 {
+    GByteArray* buf = data->bytes;
     guint32* ptr;
 
-    g_byte_array_set_size(data->bytes, data->bytes->len + sizeof(*ptr));
-    ptr = (void*)(data->bytes->data + (data->bytes->len - sizeof(*ptr)));
+    g_byte_array_set_size(buf, buf->len + sizeof(*ptr));
+    ptr = (void*)(buf->data + (buf->len - sizeof(*ptr)));
     *ptr = value;
 }
 
@@ -162,10 +216,11 @@ gbinder_writer_data_append_int64(
     GBinderWriterData* data,
     guint64 value)
 {
+    GByteArray* buf = data->bytes;
     guint64* ptr;
 
-    g_byte_array_set_size(data->bytes, data->bytes->len + sizeof(*ptr));
-    ptr = (void*)(data->bytes->data + (data->bytes->len - sizeof(*ptr)));
+    g_byte_array_set_size(buf, buf->len + sizeof(*ptr));
+    ptr = (void*)(buf->data + (buf->len - sizeof(*ptr)));
     *ptr = value;
 }
 
@@ -186,10 +241,11 @@ gbinder_writer_data_append_float(
     GBinderWriterData* data,
     gfloat value)
 {
+    GByteArray* buf = data->bytes;
     gfloat* ptr;
 
-    g_byte_array_set_size(data->bytes, data->bytes->len + sizeof(*ptr));
-    ptr = (void*)(data->bytes->data + (data->bytes->len - sizeof(*ptr)));
+    g_byte_array_set_size(buf, buf->len + sizeof(*ptr));
+    ptr = (void*)(buf->data + (buf->len - sizeof(*ptr)));
     *ptr = value;
 }
 
@@ -210,10 +266,11 @@ gbinder_writer_data_append_double(
     GBinderWriterData* data,
     gdouble value)
 {
+    GByteArray* buf = data->bytes;
     gdouble* ptr;
 
-    g_byte_array_set_size(data->bytes, data->bytes->len + sizeof(*ptr));
-    ptr = (void*)(data->bytes->data + (data->bytes->len - sizeof(*ptr)));
+    g_byte_array_set_size(buf, buf->len + sizeof(*ptr));
+    ptr = (void*)(buf->data + (buf->len - sizeof(*ptr)));
     *ptr = value;
 }
 
@@ -253,15 +310,16 @@ gbinder_writer_data_append_string8_len(
     gsize len)
 {
     if (G_LIKELY(str)) {
-        const gsize old_size = data->bytes->len;
+        GByteArray* buf = data->bytes;
+        const gsize old_size = buf->len;
         gsize padded_len = G_ALIGN4(len + 1);
         guint32* dest;
 
         /* Preallocate space */
-        g_byte_array_set_size(data->bytes, old_size + padded_len);
+        g_byte_array_set_size(buf, old_size + padded_len);
 
         /* Zero the last word */
-        dest = (guint32*)(data->bytes->data + old_size);
+        dest = (guint32*)(buf->data + old_size);
         dest[padded_len/4 - 1] = 0;
 
         /* Copy the data */
@@ -298,14 +356,36 @@ gbinder_writer_data_append_string16(
     gbinder_writer_data_append_string16_len(data, utf8, utf8? strlen(utf8) : 0);
 }
 
+static
+void
+gbinder_writer_data_append_string16_null(
+    GBinderWriterData* data)
+{
+    /* NULL string */
+    gbinder_writer_data_append_int32(data, -1);
+}
+
+static
+void
+gbinder_writer_data_append_string16_empty(
+    GBinderWriterData* data)
+{
+    GByteArray* buf = data->bytes;
+    const gsize old_size = buf->len;
+    guint16* ptr16;
+
+    /* Empty string */
+    g_byte_array_set_size(buf, old_size + 8);
+    ptr16 = (guint16*)(buf->data + old_size);
+    ptr16[0] = ptr16[1] = ptr16[2] = 0; ptr16[3] = 0xffff;
+}
+
 void
 gbinder_writer_data_append_string16_len(
     GBinderWriterData* data,
     const char* utf8,
     gssize num_bytes)
 {
-    const gsize old_size = data->bytes->len;
-
     if (utf8) {
         const char* end = utf8;
 
@@ -316,14 +396,16 @@ gbinder_writer_data_append_string16_len(
     }
 
     if (num_bytes > 0) {
+        GByteArray* buf = data->bytes;
+        const gsize old_size = buf->len;
         glong len = g_utf8_strlen(utf8, num_bytes);
         gsize padded_len = G_ALIGN4((len+1)*2);
         guint32* len_ptr;
         gunichar2* utf16_ptr;
 
         /* Preallocate space */
-        g_byte_array_set_size(data->bytes, old_size + padded_len + 4);
-        len_ptr = (guint32*)(data->bytes->data + old_size);
+        g_byte_array_set_size(buf, old_size + padded_len + 4);
+        len_ptr = (guint32*)(buf->data + old_size);
         utf16_ptr = (gunichar2*)(len_ptr + 1);
 
         /* TODO: this could be optimized for ASCII strings, i.e. if
@@ -350,17 +432,72 @@ gbinder_writer_data_append_string16_len(
         }
 
         /* Correct the packet size if necessaary */
-        g_byte_array_set_size(data->bytes, old_size + padded_len + 4);
+        g_byte_array_set_size(buf, old_size + padded_len + 4);
     } else if (utf8) {
         /* Empty string */
-        guint16* ptr16;
-
-        g_byte_array_set_size(data->bytes, old_size + 8);
-        ptr16 = (guint16*)(data->bytes->data + old_size);
-        ptr16[0] = ptr16[1] = ptr16[2] = 0; ptr16[3] = 0xffff;
+        gbinder_writer_data_append_string16_empty(data);
     } else {
         /* NULL string */
-        gbinder_writer_data_append_int32(data, -1);
+        gbinder_writer_data_append_string16_null(data);
+    }
+}
+
+static
+void
+gbinder_writer_data_append_string16_utf16(
+    GBinderWriterData* data,
+    const gunichar2* utf16,
+    gssize length)
+{
+    if (length < 0) {
+        length = 0;
+        if (utf16) {
+            const guint16* ptr;
+
+            /* Assume NULL terminated string */
+            for (ptr = utf16; *ptr; ptr++);
+            length = ptr - utf16;
+        }
+    }
+    if (length > 0) {
+        GByteArray* buf = data->bytes;
+        const gsize old_size = buf->len;
+        const gsize padded_size = G_ALIGN4((length + 1) * 2);
+        guint32* len_ptr;
+        gunichar2* utf16_ptr;
+
+        /* Preallocate space */
+        g_byte_array_set_size(buf, old_size + padded_size + 4);
+        len_ptr = (guint32*)(buf->data + old_size);
+        utf16_ptr = (gunichar2*)(len_ptr + 1);
+
+        /* Actual length */
+        *len_ptr = length;
+
+        /* Characters */
+        memcpy(utf16_ptr, utf16, 2 * length);
+
+        /* Zero padding */
+        memset(utf16_ptr + length, 0, padded_size - 2 * length);
+    } else if (utf16) {
+        /* Empty string */
+        gbinder_writer_data_append_string16_empty(data);
+    } else {
+        /* NULL string */
+        gbinder_writer_data_append_string16_null(data);
+    }
+}
+
+void
+gbinder_writer_append_string16_utf16(
+    GBinderWriter* self,
+    const gunichar2* utf16,
+    gssize length) /* Since 1.0.17 */
+{
+    GBinderWriterData* data = gbinder_writer_data(self);
+
+    if (G_LIKELY(data)) {
+        gbinder_writer_data_append_string16_utf16(data, utf16, length);
     }
 }
 
@@ -388,6 +525,60 @@ gbinder_writer_data_prepare(
     return data->offsets->count;
 }
 
+static
+void
+gbinder_writer_data_close_fd(
+    gpointer data)
+{
+    const int fd = GPOINTER_TO_INT(data);
+
+    if (close(fd) < 0) {
+        GWARN("Error closing fd %d: %s", fd, strerror(errno));
+    }
+}
+
+static
+void
+gbinder_writer_data_append_fd(
+    GBinderWriterData* data,
+    int fd)
+{
+    GByteArray* buf = data->bytes;
+    const guint offset = buf->len;
+    /* Duplicate the descriptor so that caller can do whatever with
+     * the one it passed in. */
+    const int dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
+    guint written;
+
+    /* Preallocate enough space */
+    g_byte_array_set_size(buf, offset + GBINDER_MAX_BINDER_OBJECT_SIZE);
+    /* Write the original fd if we failed to dup it */
+    if (dupfd < 0) {
+        GWARN("Error dupping fd %d: %s", fd, strerror(errno));
+        written = data->io->encode_fd_object(buf->data + offset, fd);
+    } else {
+        written = data->io->encode_fd_object(buf->data + offset, dupfd);
+        data->cleanup = gbinder_cleanup_add(data->cleanup,
+            gbinder_writer_data_close_fd, GINT_TO_POINTER(dupfd));
+    }
+    /* Fix the data size */
+    g_byte_array_set_size(buf, offset + written);
+    /* Record the offset */
+    gbinder_writer_data_record_offset(data, offset);
+}
+
+void
+gbinder_writer_append_fd(
+    GBinderWriter* self,
+    int fd) /* Since 1.0.18 */
+{
+    GBinderWriterData* data = gbinder_writer_data(self);
+
+    if (G_LIKELY(data)) {
+        gbinder_writer_data_append_fd(data, fd);
+    }
+}
+
 guint
 gbinder_writer_append_buffer_object_with_parent(
     GBinderWriter* self,
@@ -442,18 +633,66 @@ gbinder_writer_append_hidl_string(
     }
 }
 
+void
+gbinder_writer_data_append_hidl_vec(
+    GBinderWriterData* data,
+    const void* base,
+    guint count,
+    guint elemsize)
+{
+    GBinderParent vec_parent;
+    GBinderHidlVec* vec = g_new0(GBinderHidlVec, 1);
+    const gsize total = count * elemsize;
+    void* buf = g_memdup(base, total);
+
+    /* Prepare parent descriptor for the string data */
+    vec_parent.index = gbinder_writer_data_prepare(data);
+    vec_parent.offset = GBINDER_HIDL_VEC_BUFFER_OFFSET;
+
+    /* Fill in the vector descriptor */
+    if (buf) {
+        vec->data.ptr = buf;
+        vec->count = count;
+        data->cleanup = gbinder_cleanup_add(data->cleanup, g_free, buf);
+    }
+    vec->owns_buffer = TRUE;
+    data->cleanup = gbinder_cleanup_add(data->cleanup, g_free, vec);
+
+    /* Write the buffer object pointing to the vector descriptor */
+    gbinder_writer_data_write_buffer_object(data, vec, sizeof(*vec), NULL);
+
+    /* Not sure what's the right way to deal with NULL vectors... */
+    if (buf) {
+        gbinder_writer_data_write_buffer_object(data, buf, total, &vec_parent);
+    }
+}
+
+void
+gbinder_writer_append_hidl_vec(
+    GBinderWriter* self,
+    const void* base,
+    guint count,
+    guint elemsize)
+{
+    GBinderWriterData* data = gbinder_writer_data(self);
+
+    if (G_LIKELY(data)) {
+        gbinder_writer_data_append_hidl_vec(data, base, count, elemsize);
+    }
+}
+
 void
 gbinder_writer_data_append_hidl_string(
     GBinderWriterData* data,
     const char* str)
 {
     GBinderParent str_parent;
-    HidlString* hidl_string = g_new0(HidlString, 1);
+    GBinderHidlString* hidl_string = g_new0(GBinderHidlString, 1);
     const gsize len = str ? strlen(str) : 0;
 
     /* Prepare parent descriptor for the string data */
     str_parent.index = gbinder_writer_data_prepare(data);
-    str_parent.offset = HIDL_STRING_BUFFER_OFFSET;
+    str_parent.offset = GBINDER_HIDL_STRING_BUFFER_OFFSET;
 
     /* Fill in the string descriptor and store it */
     hidl_string->data.str = str;
@@ -495,8 +734,8 @@ gbinder_writer_data_append_hidl_string_vec(
     gssize count)
 {
     GBinderParent vec_parent;
-    HidlVec* vec = g_new0(HidlVec, 1);
-    HidlString* strings = NULL;
+    GBinderHidlVec* vec = g_new0(GBinderHidlVec, 1);
+    GBinderHidlString* strings = NULL;
     int i;
 
     if (count < 0) {
@@ -506,11 +745,11 @@ gbinder_writer_data_append_hidl_string_vec(
 
     /* Prepare parent descriptor for the vector data */
     vec_parent.index = gbinder_writer_data_prepare(data);
-    vec_parent.offset = HIDL_VEC_BUFFER_OFFSET;
+    vec_parent.offset = GBINDER_HIDL_VEC_BUFFER_OFFSET;
 
     /* Fill in the vector descriptor */
     if (count > 0) {
-        strings = g_new0(HidlString, count);
+        strings = g_new0(GBinderHidlString, count);
         vec->data.ptr = strings;
         data->cleanup = gbinder_cleanup_add(data->cleanup, g_free, strings);
     }
@@ -521,7 +760,7 @@ gbinder_writer_data_append_hidl_string_vec(
     /* Fill in string descriptors */
     for (i = 0; i < count; i++) {
         const char* str = strv[i];
-        HidlString* hidl_str = strings + i;
+        GBinderHidlString* hidl_str = strings + i;
 
         if ((hidl_str->data.str = str) != NULL) {
             hidl_str->len = strlen(str);
@@ -536,7 +775,7 @@ gbinder_writer_data_append_hidl_string_vec(
 
         /* Prepare parent descriptor for the string data */
         str_parent.index = data->offsets->count;
-        str_parent.offset = HIDL_STRING_BUFFER_OFFSET;
+        str_parent.offset = GBINDER_HIDL_STRING_BUFFER_OFFSET;
 
         /* Write the vector data (it's parent for the string data) */
         gbinder_writer_data_write_buffer_object(data, strings,
@@ -544,7 +783,7 @@ gbinder_writer_data_append_hidl_string_vec(
 
         /* Write the string data */
         for (i = 0; i < count; i++) {
-            HidlString* hidl_str = strings + i;
+            GBinderHidlString* hidl_str = strings + i;
 
             if (hidl_str->data.str) {
                 gbinder_writer_data_write_buffer_object(data,
@@ -553,7 +792,7 @@ gbinder_writer_data_append_hidl_string_vec(
                     (guint)hidl_str->len, (guint)str_parent.index,
                     (guint)data->buffers_size);
             }
-            str_parent.offset += sizeof(HidlString);
+            str_parent.offset += sizeof(GBinderHidlString);
         }
     }
 }
@@ -575,16 +814,16 @@ gbinder_writer_data_append_local_object(
     GBinderWriterData* data,
     GBinderLocalObject* obj)
 {
-    GByteArray* dest = data->bytes;
-    const guint offset = dest->len;
+    GByteArray* buf = data->bytes;
+    const guint offset = buf->len;
     guint n;
 
     /* Preallocate enough space */
-    g_byte_array_set_size(dest, offset + GBINDER_MAX_BINDER_OBJECT_SIZE);
+    g_byte_array_set_size(buf, offset + GBINDER_MAX_BINDER_OBJECT_SIZE);
     /* Write the object */
-    n = data->io->encode_local_object(dest->data + offset, obj);
+    n = data->io->encode_local_object(buf->data + offset, obj);
     /* Fix the data size */
-    g_byte_array_set_size(dest, offset + n);
+    g_byte_array_set_size(buf, offset + n);
     /* Record the offset */
     gbinder_writer_data_record_offset(data, offset);
 }
@@ -601,25 +840,122 @@ gbinder_writer_append_remote_object(
     }
 }
 
+void
+gbinder_writer_append_byte_array(
+    GBinderWriter* self,
+    const void* byte_array,
+    gint32 len) /* since 1.0.12 */
+{
+    GBinderWriterData* data = gbinder_writer_data(self);
+
+    GASSERT(len >= 0);
+    if (G_LIKELY(data)) {
+        GByteArray* buf = data->bytes;
+        void* ptr;
+
+        if (!byte_array) {
+            len = 0;
+        }
+
+        g_byte_array_set_size(buf, buf->len + sizeof(len) + len);
+        ptr = buf->data + (buf->len - sizeof(len) - len);
+
+        if (len > 0) {
+            *((gint32*)ptr) = len;
+            ptr += sizeof(len);
+            memcpy(ptr, byte_array, len);
+        } else {
+            *((gint32*)ptr) = -1;
+        }
+    }
+}
+
 void
 gbinder_writer_data_append_remote_object(
     GBinderWriterData* data,
     GBinderRemoteObject* obj)
 {
-    GByteArray* dest = data->bytes;
-    const guint offset = dest->len;
+    GByteArray* buf = data->bytes;
+    const guint offset = buf->len;
     guint n;
 
     /* Preallocate enough space */
-    g_byte_array_set_size(dest, offset + GBINDER_MAX_BINDER_OBJECT_SIZE);
+    g_byte_array_set_size(buf, offset + GBINDER_MAX_BINDER_OBJECT_SIZE);
     /* Write the object */
-    n = data->io->encode_remote_object(dest->data + offset, obj);
+    n = data->io->encode_remote_object(buf->data + offset, obj);
     /* Fix the data size */
-    g_byte_array_set_size(dest, offset + n);
+    g_byte_array_set_size(buf, offset + n);
     /* Record the offset */
     gbinder_writer_data_record_offset(data, offset);
 }
 
+static
+void*
+gbinder_writer_alloc(
+    GBinderWriter* self,
+    gsize size,
+    gpointer (*alloc)(gsize),
+    void (*dealloc)())
+{
+    GBinderWriterData* data = gbinder_writer_data(self);
+
+    if (G_LIKELY(data)) {
+        void* ptr = alloc(size);
+
+        data->cleanup = gbinder_cleanup_add(data->cleanup, dealloc, ptr);
+        return ptr;
+    }
+    return NULL;
+}
+
+void*
+gbinder_writer_malloc(
+    GBinderWriter* self,
+    gsize size) /* since 1.0.19 */
+{
+    return gbinder_writer_alloc(self, size, g_malloc, g_free);
+}
+
+void*
+gbinder_writer_malloc0(
+    GBinderWriter* self,
+    gsize size) /* since 1.0.19 */
+{
+    return gbinder_writer_alloc(self, size, g_malloc0, g_free);
+}
+
+void*
+gbinder_writer_memdup(
+    GBinderWriter* self,
+    const void* buf,
+    gsize size) /* since 1.0.19 */
+{
+    if (buf) {
+        void* ptr = gbinder_writer_malloc(self, size);
+
+        if (ptr) {
+            memcpy(ptr, buf, size);
+            return ptr;
+        }
+    }
+    return NULL;
+}
+
+void
+gbinder_writer_add_cleanup(
+    GBinderWriter* self,
+    GDestroyNotify destroy,
+    gpointer ptr) /* since 1.0.19 */
+{
+    if (G_LIKELY(destroy)) {
+        GBinderWriterData* data = gbinder_writer_data(self);
+
+        if (G_LIKELY(data)) {
+            data->cleanup = gbinder_cleanup_add(data->cleanup, destroy, ptr);
+        }
+    }
+}
+
 /*
  * Local Variables:
  * mode: C

src/gbinder_writer_p.h

@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -50,6 +50,11 @@ gbinder_writer_init(
     GBinderWriter* writer,
     GBinderWriterData* data);
 
+void
+gbinder_writer_data_set_contents(
+    GBinderWriterData* data,
+    GBinderBuffer* buffer);
+
 void
 gbinder_writer_data_append_bool(
     GBinderWriterData* data,
@@ -104,6 +109,13 @@ gbinder_writer_data_append_buffer_object(
     gsize size,
     const GBinderParent* parent);
 
+void
+gbinder_writer_data_append_hidl_vec(
+    GBinderWriterData* data,
+    const void* base,
+    guint count,
+    guint elemsize);
+
 void
 gbinder_writer_data_append_hidl_string(
     GBinderWriterData* data,

test/Makefile

@@ -3,6 +3,7 @@
 all:
 %:
 	@$(MAKE) -C binder-client $*
+	@$(MAKE) -C binder-dump $*
 	@$(MAKE) -C binder-list $*
 	@$(MAKE) -C binder-service $*
 	@$(MAKE) -C rild-card-status $*

test/binder-client/binder-client.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -54,10 +54,15 @@ typedef struct app_options {
 
 typedef struct app {
     const AppOptions* opt;
+    char* fqname;
     GMainLoop* loop;
     GBinderServiceManager* sm;
     GBinderLocalObject* local;
+    GBinderRemoteObject* remote;
+    gulong wait_id;
+    gulong death_id;
     GBinderClient* client;
+    GThread* thread;
     int ret;
 } App;
 
@@ -171,46 +176,80 @@ app_input_thread(
     return NULL;
 }
 
+static
+gboolean
+app_connect_remote(
+    App* app)
+{
+    app->remote = gbinder_servicemanager_get_service_sync(app->sm,
+        app->fqname, NULL); /* autoreleased pointer */
+
+    if (app->remote) {
+        const AppOptions* opt = app->opt;
+
+        GINFO("Connected to %s", app->fqname);
+        gbinder_remote_object_ref(app->remote);
+        app->client = gbinder_client_new(app->remote, opt->iface);
+        app->death_id = gbinder_remote_object_add_death_handler(app->remote,
+            app_remote_died, app);
+        app->thread = g_thread_new("input", app_input_thread, app);
+        return TRUE;
+    }
+    return FALSE;
+}
+
+static
+void
+app_registration_handler(
+    GBinderServiceManager* sm,
+    const char* name,
+    void* user_data)
+{
+    App* app = user_data;
+
+    GDEBUG("\"%s\" appeared", name);
+    if (!strcmp(name, app->fqname) && app_connect_remote(app)) {
+        gbinder_servicemanager_remove_handler(app->sm, app->wait_id);
+        app->wait_id = 0;
+    }
+}
+
 static
 void
 app_run(
    App* app)
 {
     const AppOptions* opt = app->opt;
-    char* fqname = opt->fqname ? g_strdup(opt->fqname) :
+    guint sigtrm = g_unix_signal_add(SIGTERM, app_signal, app);
+    guint sigint = g_unix_signal_add(SIGINT, app_signal, app);
+
+    app->fqname = opt->fqname ? g_strdup(opt->fqname) :
         strchr(opt->name, '/') ? g_strdup(opt->name) :
         g_strconcat(opt->iface, "/", opt->name, NULL);
-    int status = 0;
-    GBinderRemoteObject* remote = gbinder_remote_object_ref
-        (gbinder_servicemanager_get_service_sync(app->sm, fqname, &status));
-    if (remote) {
-        guint sigtrm = g_unix_signal_add(SIGTERM, app_signal, app);
-        guint sigint = g_unix_signal_add(SIGINT, app_signal, app);
-        gulong death_id = gbinder_remote_object_add_death_handler
-            (remote, app_remote_died, app);
-        GThread* thread = g_thread_new("input", app_input_thread, app);
 
-        GINFO("Connected to %s\n", fqname);
-
-        app->client = gbinder_client_new(remote, opt->iface);
-        app->ret = RET_OK;
-        app->loop = g_main_loop_new(NULL, TRUE);
-        g_main_loop_run(app->loop);
-
-        g_source_remove(sigtrm);
-        g_source_remove(sigint);
-        g_main_loop_unref(app->loop);
-
-        gbinder_remote_object_remove_handler(remote, death_id);
-        gbinder_remote_object_unref(remote);
-
-        /* Not the cleanest exit, just dropping the thread... */
-        g_thread_unref(thread);
-        app->loop = NULL;
-    } else {
-        GERR("No such service: %s (%d)", fqname, status);
+    if (!app_connect_remote(app)) {
+        GINFO("Waiting for %s", app->fqname);
+        app->wait_id = gbinder_servicemanager_add_registration_handler(app->sm,
+            app->fqname, app_registration_handler, app);
     }
-    g_free(fqname);
+
+    app->loop = g_main_loop_new(NULL, TRUE);
+    app->ret = RET_OK;
+    g_main_loop_run(app->loop);
+
+    g_source_remove(sigtrm);
+    g_source_remove(sigint);
+    g_main_loop_unref(app->loop);
+
+    if (app->thread) {
+        /* Not the cleanest of exits, just dropping the thread... */
+        g_thread_unref(app->thread);
+    }
+    gbinder_remote_object_remove_handler(app->remote, app->death_id);
+    gbinder_remote_object_unref(app->remote);
+    gbinder_local_object_drop(app->local);
+    gbinder_client_unref(app->client);
+    g_free(app->fqname);
 }
 
 static
@@ -311,8 +350,6 @@ int main(int argc, char* argv[])
             app.local = gbinder_servicemanager_new_local_object(app.sm,
                 NULL, NULL, NULL);
             app_run(&app);
-            gbinder_local_object_unref(app.local);
-            gbinder_client_unref(app.client);
             gbinder_servicemanager_unref(app.sm);
         }
     }

test/binder-dump/Makefile

@@ -0,0 +1,140 @@
+# -*- Mode: makefile-gmake -*-
+
+.PHONY: all debug release clean cleaner
+.PHONY: libgbinder-release libgbinder-debug
+
+#
+# Required packages
+#
+
+PKGS = glib-2.0 gio-2.0 gio-unix-2.0 libglibutil
+
+#
+# Default target
+#
+
+all: debug release
+
+#
+# Executable
+#
+
+EXE = binder-dump
+
+#
+# Sources
+#
+
+SRC = $(EXE).c
+
+#
+# Directories
+#
+
+SRC_DIR = .
+BUILD_DIR = build
+LIB_DIR = ../..
+DEBUG_BUILD_DIR = $(BUILD_DIR)/debug
+RELEASE_BUILD_DIR = $(BUILD_DIR)/release
+
+#
+# Tools and flags
+#
+
+CC = $(CROSS_COMPILE)gcc
+LD = $(CC)
+WARNINGS = -Wall
+INCLUDES = -I$(LIB_DIR)/include
+BASE_FLAGS = -fPIC
+CFLAGS = $(BASE_FLAGS) $(DEFINES) $(WARNINGS) $(INCLUDES) -MMD -MP \
+  $(shell pkg-config --cflags $(PKGS))
+LDFLAGS = $(BASE_FLAGS) $(shell pkg-config --libs $(PKGS))
+QUIET_MAKE = make --no-print-directory
+DEBUG_FLAGS = -g
+RELEASE_FLAGS =
+
+ifndef KEEP_SYMBOLS
+KEEP_SYMBOLS = 0
+endif
+
+ifneq ($(KEEP_SYMBOLS),0)
+RELEASE_FLAGS += -g
+SUBMAKE_OPTS += KEEP_SYMBOLS=1
+endif
+
+DEBUG_LDFLAGS = $(LDFLAGS) $(DEBUG_FLAGS)
+RELEASE_LDFLAGS = $(LDFLAGS) $(RELEASE_FLAGS)
+DEBUG_CFLAGS = $(CFLAGS) $(DEBUG_FLAGS) -DDEBUG
+RELEASE_CFLAGS = $(CFLAGS) $(RELEASE_FLAGS) -O2
+
+#
+# Files
+#
+
+DEBUG_OBJS = $(SRC:%.c=$(DEBUG_BUILD_DIR)/%.o)
+RELEASE_OBJS = $(SRC:%.c=$(RELEASE_BUILD_DIR)/%.o)
+DEBUG_SO_FILE := $(shell $(QUIET_MAKE) -C $(LIB_DIR) print_debug_so)
+RELEASE_SO_FILE := $(shell $(QUIET_MAKE) -C $(LIB_DIR) print_release_so)
+DEBUG_LINK_FILE := $(shell $(QUIET_MAKE) -C $(LIB_DIR) print_debug_link)
+RELEASE_LINK_FILE := $(shell $(QUIET_MAKE) -C $(LIB_DIR) print_release_link)
+DEBUG_SO = $(LIB_DIR)/$(DEBUG_SO_FILE)
+RELEASE_SO = $(LIB_DIR)/$(RELEASE_SO_FILE)
+
+#
+# Dependencies
+#
+
+DEPS = $(DEBUG_OBJS:%.o=%.d) $(RELEASE_OBJS:%.o=%.d)
+ifneq ($(MAKECMDGOALS),clean)
+ifneq ($(strip $(DEPS)),)
+-include $(DEPS)
+endif
+endif
+
+$(DEBUG_OBJS): | $(DEBUG_BUILD_DIR)
+$(RELEASE_OBJS): | $(RELEASE_BUILD_DIR)
+
+#
+# Rules
+#
+
+DEBUG_EXE = $(DEBUG_BUILD_DIR)/$(EXE)
+RELEASE_EXE = $(RELEASE_BUILD_DIR)/$(EXE)
+
+debug: libgbinder-debug $(DEBUG_EXE)
+
+release: libgbinder-release $(RELEASE_EXE)
+
+clean:
+	rm -f *~
+	rm -fr $(BUILD_DIR)
+
+cleaner: clean
+	@make -C $(LIB_DIR) clean
+
+$(DEBUG_BUILD_DIR):
+	mkdir -p $@
+
+$(RELEASE_BUILD_DIR):
+	mkdir -p $@
+
+$(DEBUG_BUILD_DIR)/%.o : $(SRC_DIR)/%.c
+	$(CC) -c $(DEBUG_CFLAGS) -MT"$@" -MF"$(@:%.o=%.d)" $< -o $@
+
+$(RELEASE_BUILD_DIR)/%.o : $(SRC_DIR)/%.c
+	$(CC) -c $(RELEASE_CFLAGS) -MT"$@" -MF"$(@:%.o=%.d)" $< -o $@
+
+$(DEBUG_EXE): $(DEBUG_SO) $(DEBUG_BUILD_DIR) $(DEBUG_OBJS)
+	$(LD) $(DEBUG_OBJS) $(DEBUG_LDFLAGS) $< -o $@
+
+$(RELEASE_EXE): $(RELEASE_SO) $(RELEASE_BUILD_DIR) $(RELEASE_OBJS)
+	$(LD) $(RELEASE_OBJS) $(RELEASE_LDFLAGS) $< -o $@
+ifeq ($(KEEP_SYMBOLS),0)
+	strip $@
+endif
+
+libgbinder-debug:
+	@make $(SUBMAKE_OPTS) -C $(LIB_DIR) $(DEBUG_SO_FILE) $(DEBUG_LINK_FILE)
+
+libgbinder-release:
+	@make $(SUBMAKE_OPTS) -C $(LIB_DIR) $(RELEASE_SO_FILE) $(RELEASE_LINK_FILE)

test/binder-dump/binder-dump.c

@@ -0,0 +1,237 @@
+/*
+ * Copyright (C) 2018 Jolla Ltd.
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
+ *
+ * You may use this file under the terms of BSD license as follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <gbinder.h>
+
+#include <gutil_log.h>
+
+#include <unistd.h>
+
+#define RET_OK          (0)
+#define RET_NOTFOUND    (1)
+#define RET_INVARG      (2)
+#define RET_ERR         (3)
+
+#define DEV_DEFAULT     GBINDER_DEFAULT_BINDER
+
+#define GBINDER_TRANSACTION(c2,c3,c4)     GBINDER_FOURCC('_',c2,c3,c4)
+#define GBINDER_DUMP_TRANSACTION          GBINDER_TRANSACTION('D','M','P')
+
+typedef struct app_options {
+    char* dev;
+    const char* service;
+} AppOptions;
+
+typedef struct app {
+    const AppOptions* opt;
+    GMainLoop* loop;
+    GBinderServiceManager* sm;
+    int ret;
+} App;
+
+static const char pname[] = "binder-dump";
+
+static
+gboolean
+app_dump_service(
+    App* app,
+    const char* service)
+{
+    int status = 0;
+    GBinderRemoteObject* obj = gbinder_servicemanager_get_service_sync(app->sm,
+        service, &status);
+
+    if (obj) {
+        GBinderClient* client = gbinder_client_new(obj, NULL);
+        GBinderLocalRequest* req = gbinder_client_new_request(client);
+        GBinderRemoteReply* reply;
+        GBinderWriter writer;
+
+        gbinder_remote_object_ref(obj);
+        gbinder_local_request_init_writer(req, &writer);
+        gbinder_writer_append_fd(&writer, STDOUT_FILENO);
+        gbinder_writer_append_int32(&writer, 0);
+        reply = gbinder_client_transact_sync_reply(client,
+            GBINDER_DUMP_TRANSACTION, req, &status);
+        if (status < 0) {
+            GERR("Error %d", status);
+        }
+        gbinder_remote_object_unref(obj);
+        gbinder_remote_reply_unref(reply);
+        gbinder_local_request_unref(req);
+        gbinder_client_unref(client);
+        return TRUE;
+    } else {
+        GERR("No such service: %s (%d)", service, status);
+        return FALSE;
+    }
+}
+
+static
+void
+app_dump_services(
+    App* app,
+    char** strv)
+{
+    if (strv) {
+        while (*strv) {
+            const char* name = *strv++;
+
+            printf("========= %s\n", name);
+            app_dump_service(app, name);
+        }
+    }
+}
+
+static
+void
+app_run(
+    App* app)
+{
+    const AppOptions* opt = app->opt;
+
+    if (opt->service) {
+        app->ret = app_dump_service(app, opt->service) ? RET_OK : RET_NOTFOUND;
+    } else {
+        char** services = gbinder_servicemanager_list_sync(app->sm);
+
+        if (services) {
+            app_dump_services(app, services);
+            g_strfreev(services);
+            app->ret = RET_OK;
+        } else {
+            app->ret = RET_ERR;
+       }
+    }
+}
+
+static
+gboolean
+app_log_verbose(
+    const gchar* name,
+    const gchar* value,
+    gpointer data,
+    GError** error)
+{
+    gutil_log_default.level = GLOG_LEVEL_VERBOSE;
+    return TRUE;
+}
+
+static
+gboolean
+app_log_quiet(
+    const gchar* name,
+    const gchar* value,
+    gpointer data,
+    GError** error)
+{
+    gutil_log_default.level = GLOG_LEVEL_ERR;
+    return TRUE;
+}
+
+static
+gboolean
+app_init(
+    AppOptions* opt,
+    int argc,
+    char* argv[])
+{
+    gboolean ok = FALSE;
+    GOptionEntry entries[] = {
+        { "verbose", 'v', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK,
+          app_log_verbose, "Enable verbose output", NULL },
+        { "quiet", 'q', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK,
+          app_log_quiet, "Be quiet", NULL },
+        { NULL }
+    };
+
+    GError* error = NULL;
+    GOptionContext* options = g_option_context_new("[SERVICE]");
+
+    memset(opt, 0, sizeof(*opt));
+
+    gutil_log_timestamp = FALSE;
+    gutil_log_set_type(GLOG_TYPE_STDERR, pname);
+    gutil_log_default.level = GLOG_LEVEL_DEFAULT;
+
+    g_option_context_add_main_entries(options, entries, NULL);
+    if (g_option_context_parse(options, &argc, &argv, &error)) {
+        char* help;
+
+        opt->dev = g_strdup(DEV_DEFAULT);
+        switch (argc) {
+        case 2:
+            opt->service = argv[1];
+            /* no break */
+        case 1:
+            ok = TRUE;
+            break;
+        default:
+            help = g_option_context_get_help(options, TRUE, NULL);
+            fprintf(stderr, "%s", help);
+            g_free(help);
+            break;
+        }
+    } else {
+        GERR("%s", error->message);
+        g_error_free(error);
+    }
+    g_option_context_free(options);
+    return ok;
+}
+
+int main(int argc, char* argv[])
+{
+    App app;
+    AppOptions opt;
+
+    memset(&app, 0, sizeof(app));
+    app.ret = RET_INVARG;
+    app.opt = &opt;
+    if (app_init(&opt, argc, argv)) {
+        app.sm = gbinder_servicemanager_new(opt.dev);
+        if (app.sm) {
+            app_run(&app);
+            gbinder_servicemanager_unref(app.sm);
+        }
+    }
+    g_free(opt.dev);
+    return app.ret;
+}
+
+/*
+ * Local Variables:
+ * mode: C
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */

test/binder-list/binder-list.c

@@ -194,7 +194,7 @@ app_init(
         { "quiet", 'q', G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK,
           app_log_quiet, "Be quiet", NULL },
         { "async", 'a', 0, G_OPTION_ARG_NONE, &opt->async,
-          "Parform operations asynchronously", NULL },
+          "Perform operations asynchronously", NULL },
         { "device", 'd', 0, G_OPTION_ARG_STRING, &opt->dev,
           "Binder device [" DEV_DEFAULT "]", "DEVICE" },
         { NULL }

test/binder-service/binder-service.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -36,6 +36,9 @@
 
 #include <glib-unix.h>
 
+#define BINDER_TRANSACTION(c2,c3,c4) GBINDER_FOURCC('_',c2,c3,c4)
+#define BINDER_DUMP_TRANSACTION      BINDER_TRANSACTION('D','M','P')
+
 #define RET_OK          (0)
 #define RET_NOTFOUND    (1)
 #define RET_INVARG      (2)
@@ -49,6 +52,7 @@ typedef struct app_options {
     char* dev;
     char* iface;
     const char* name;
+    gboolean async;
 } AppOptions;
 
 typedef struct app {
@@ -59,6 +63,11 @@ typedef struct app {
     int ret;
 } App;
 
+typedef struct response {
+    GBinderRemoteRequest* req;
+    GBinderLocalReply* reply;
+} Response;
+
 static const char pname[] = "binder-service";
 
 static
@@ -73,6 +82,29 @@ app_signal(
     return G_SOURCE_CONTINUE;
 }
 
+static
+gboolean
+app_async_resp(
+    gpointer user_data)
+{
+    Response* resp = user_data;
+
+    gbinder_remote_request_complete(resp->req, resp->reply, 0);
+    return G_SOURCE_REMOVE;
+}
+
+static
+void
+app_async_free(
+    gpointer user_data)
+{
+    Response* resp = user_data;
+
+    gbinder_local_reply_unref(resp->reply);
+    gbinder_remote_request_unref(resp->req);
+    g_free(resp);
+}
+
 static
 GBinderLocalReply*
 app_reply(
@@ -83,15 +115,52 @@ app_reply(
     int* status,
     void* user_data)
 {
-    char* str = gbinder_remote_request_read_string16(req);
-    GBinderLocalReply* reply = gbinder_local_object_new_reply(obj);
+    App* app = user_data;
+    GBinderReader reader;
 
-    GVERBOSE("\"%s\" %u", gbinder_remote_request_interface(req), code);
-    GDEBUG("\"%s\"", str);
-    gbinder_local_reply_append_string16(reply, str);
-    g_free(str);
-    *status = 0;
-    return reply;
+    gbinder_remote_request_init_reader(req, &reader);
+    if (code == GBINDER_FIRST_CALL_TRANSACTION) {
+        const AppOptions* opt = app->opt;
+        const char* iface = gbinder_remote_request_interface(req);
+
+        if (!g_strcmp0(iface, opt->iface)) {
+            char* str = gbinder_reader_read_string16(&reader);
+            GBinderLocalReply* reply = gbinder_local_object_new_reply(obj);
+
+            GVERBOSE("\"%s\" %u", iface, code);
+            GDEBUG("\"%s\"", str);
+            *status = 0;
+            gbinder_local_reply_append_string16(reply, str);
+            g_free(str);
+            if (opt->async) {
+                Response* resp = g_new0(Response, 1);
+
+                resp->reply = reply;
+                resp->req = gbinder_remote_request_ref(req);
+                g_idle_add_full(G_PRIORITY_DEFAULT_IDLE, app_async_resp,
+                    resp, app_async_free);
+                gbinder_remote_request_block(resp->req);
+                return NULL;
+            } else {
+                return reply;
+            }
+        } else {
+             GDEBUG("Unexpected interface \"%s\"", iface);
+        }
+    } else if (code == BINDER_DUMP_TRANSACTION) {
+        int fd = gbinder_reader_read_fd(&reader);
+        const char* dump = "Sorry, I've got nothing to dump...\n";
+        const gssize dump_len = strlen(dump);
+
+        GDEBUG("Dump request from %d", gbinder_remote_request_sender_pid(req));
+        if (write(fd, dump, dump_len) != dump_len) {
+            GERR("Failed to write dump: %s", strerror(errno));
+        }
+        *status = 0;
+        return NULL;
+    }
+    *status = -1;
+    return NULL;
 }
 
 static
@@ -175,6 +244,8 @@ app_init(
           "Binder device [" DEFAULT_DEVICE "]", "DEVICE" },
         { "interface", 'i', 0, G_OPTION_ARG_STRING, &opt->iface,
           "Local interface [" DEFAULT_IFACE "]", "IFACE" },
+        { "async", 'a', 0, G_OPTION_ARG_NONE, &opt->async,
+          "Handle calls asynchronously", NULL },
         { NULL }
     };
 

unit/Makefile

@@ -3,6 +3,7 @@
 all:
 %:
 	@$(MAKE) -C unit_buffer $*
+	@$(MAKE) -C unit_cleanup $*
 	@$(MAKE) -C unit_client $*
 	@$(MAKE) -C unit_driver $*
 	@$(MAKE) -C unit_ipc $*
@@ -14,6 +15,8 @@ all:
 	@$(MAKE) -C unit_remote_object $*
 	@$(MAKE) -C unit_remote_reply $*
 	@$(MAKE) -C unit_remote_request $*
+	@$(MAKE) -C unit_servicemanager $*
+	@$(MAKE) -C unit_servicepoll $*
 	@$(MAKE) -C unit_writer $*
 
 clean: unitclean

unit/common/Makefile

@@ -103,9 +103,13 @@ ifneq ($(strip $(DEPS)),)
 endif
 endif
 
-$(DEBUG_EXE) $(DEBUG_OBJS): | $(DEBUG_BUILD_DIR)
-$(RELEASE_EXE) $(RELEASE_OBJS): | $(RELEASE_BUILD_DIR)
-$(COVERAGE_EXE) $(COVERAGE_OBJS): | $(COVERAGE_BUILD_DIR)
+$(DEBUG_LIB): | debug_lib
+$(RELEASE_LIB): | release_lib
+$(COVERAGE_LIB): | coverage_lib
+
+$(DEBUG_OBJS): | $(DEBUG_BUILD_DIR)
+$(RELEASE_OBJS): | $(RELEASE_BUILD_DIR)
+$(COVERAGE_OBJS): | $(COVERAGE_BUILD_DIR)
 
 #
 # Rules
@@ -166,13 +170,13 @@ $(RELEASE_BUILD_DIR)/common_%.o : $(COMMON_DIR)/%.c
 $(COVERAGE_BUILD_DIR)/common_%.o : $(COMMON_DIR)/%.c
 	$(CC) -c $(COVERAGE_CFLAGS) -MT"$@" -MF"$(@:%.o=%.d)" $< -o $@
 
-$(DEBUG_EXE): $(DEBUG_PLUGIN_LIB) $(DEBUG_OBJS)
+$(DEBUG_EXE): $(DEBUG_LIB) $(DEBUG_OBJS)
 	$(LD) $(DEBUG_LDFLAGS) $(DEBUG_OBJS) $(DEBUG_LIBS) -o $@
 
-$(RELEASE_EXE): $(RELEASE_PLUGIN_LIB) $(RELEASE_OBJS)
+$(RELEASE_EXE): $(RELEASE_LIB) $(RELEASE_OBJS)
 	$(LD) $(RELEASE_LDFLAGS) $(RELEASE_OBJS) $(RELEASE_LIBS) -o $@
 
-$(COVERAGE_EXE): $(COVERAGE_PLUGIN_LIB) $(COVERAGE_OBJS)
+$(COVERAGE_EXE): $(COVERAG_LIB) $(COVERAGE_OBJS)
 	$(LD) $(COVERAGE_LDFLAGS) $(COVERAGE_OBJS) $(COVERAGE_LIBS) -o $@
 
 debug_lib:

unit/common/test_binder.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -32,7 +32,9 @@
 
 #include "gbinder_system.h"
 
+#define GLOG_MODULE_NAME test_binder_log
 #include <gutil_log.h>
+GLOG_MODULE_DEFINE2("test_binder", gutil_log_default);
 
 #include <unistd.h>
 #include <fcntl.h>
@@ -61,6 +63,7 @@ typedef struct test_binder_node {
     char* path;
     int refcount;
     const TestBinderIo* io;
+    GHashTable* destroy_map;
 } TestBinderNode;
 
 typedef struct test_binder {
@@ -123,6 +126,25 @@ typedef struct binder_pre_cookie_64 {
 #define BR_DEAD_BINDER_64       _IOR('r', 15, guint64)
 #define BR_FAILED_REPLY          _IO('r', 17)
 
+static
+void
+test_io_free_buffer(
+    TestBinder* binder,
+    void* ptr)
+{
+    if (ptr) {
+        TestBinderNode* node = binder->node;
+        GDestroyNotify destroy = g_hash_table_lookup(node->destroy_map, ptr);
+
+        if (destroy) {
+            g_hash_table_remove(node->destroy_map, ptr);
+            destroy(ptr);
+        } else {
+            g_free(ptr);
+        }
+    }
+}
+
 static
 int
 test_io_handle_write_read_64(
@@ -151,7 +173,8 @@ test_io_handle_write_read_64(
                 /* Is there anything special about transactions and replies? */
                 break;
             case BC_FREE_BUFFER_64:
-                g_free((void*)(gsize)(*(guint64*)write_ptr));
+                test_io_free_buffer(binder,
+                    GSIZE_TO_POINTER(*(guint64*)write_ptr));
                 break;
             case BC_INCREFS:
             case BC_ACQUIRE:
@@ -219,6 +242,7 @@ test_binder_node_unref(
     node->refcount--;
     if (!node->refcount) {
         g_hash_table_remove(test_node_map, node->path);
+        g_hash_table_destroy(node->destroy_map);
         g_free(node->path);
         g_free(node);
     }
@@ -228,24 +252,57 @@ test_binder_node_unref(
     }
 }
 
+static
+TestBinder*
+test_binder_from_fd(
+    int fd)
+{
+    TestBinder* binder = NULL;
+    GASSERT(test_fd_map);
+    if (test_fd_map) {
+        binder = g_hash_table_lookup(test_fd_map, GINT_TO_POINTER(fd));
+        GASSERT(binder);
+    }
+    return binder;
+}
+
+static
+void
+test_io_destroy_none(
+    gpointer data)
+{
+    GDEBUG("Not freeing %p", data);
+}
+
+void
+test_binder_set_destroy(
+    int fd,
+    gpointer ptr,
+    GDestroyNotify destroy)
+{
+    TestBinder* binder = test_binder_from_fd(fd);
+
+    if (binder) {
+        TestBinderNode* node = binder->node;
+
+        g_hash_table_replace(node->destroy_map, ptr,
+            destroy ? destroy : test_io_destroy_none);
+    }
+}
+
 static
 gboolean
 test_binder_push_data(
     int fd,
     const void* data)
 {
-    GASSERT(test_fd_map);
-    if (test_fd_map) {
-        gpointer key = GINT_TO_POINTER(fd);
-        TestBinder* binder = g_hash_table_lookup(test_fd_map, key);
+    TestBinder* binder = test_binder_from_fd(fd);
 
-        GASSERT(binder);
-        if (binder) {
-            const guint32* cmd = data;
-            const int len = sizeof(*cmd) + _IOC_SIZE(*cmd);
+    if (binder) {
+        const guint32* cmd = data;
+        const int len = sizeof(*cmd) + _IOC_SIZE(*cmd);
 
-            return write(binder->private_fd, data, len) == len;
-        }
+        return write(binder->private_fd, data, len) == len;
     }
     return FALSE;
 }
@@ -440,6 +497,7 @@ gbinder_system_open(
             node->path = g_strdup(path);
             node->refcount = 1;
             node->io = &test_io_64;
+            node->destroy_map = g_hash_table_new(g_direct_hash, g_direct_equal);
             if (!test_node_map) {
                 test_node_map = g_hash_table_new(g_str_hash, g_str_equal);
             }
@@ -466,24 +524,19 @@ int
 gbinder_system_close(
     int fd)
 {
-    GASSERT(test_fd_map);
-    if (test_fd_map) {
-        gpointer key = GINT_TO_POINTER(fd);
-        TestBinder* binder = g_hash_table_lookup(test_fd_map, key);
+    TestBinder* binder = test_binder_from_fd(fd);
 
-        GASSERT(binder);
-        if (binder) {
-            g_hash_table_remove(test_fd_map, key);
-            if (!g_hash_table_size(test_fd_map)) {
-                g_hash_table_unref(test_fd_map);
-                test_fd_map = NULL;
-            }
-            test_binder_node_unref(binder->node);
-            close(binder->public_fd);
-            close(binder->private_fd);
-            g_free(binder);
-            return 0;
+    if (binder) {
+        g_hash_table_remove(test_fd_map, GINT_TO_POINTER(fd));
+        if (!g_hash_table_size(test_fd_map)) {
+            g_hash_table_unref(test_fd_map);
+            test_fd_map = NULL;
         }
+        test_binder_node_unref(binder->node);
+        close(binder->public_fd);
+        close(binder->private_fd);
+        g_free(binder);
+        return 0;
     }
     errno = EBADF;
     return -1;
@@ -495,27 +548,21 @@ gbinder_system_ioctl(
     int request,
     void* data)
 {
-    GASSERT(test_fd_map);
-    if (test_fd_map) {
-        gpointer key = GINT_TO_POINTER(fd);
-        TestBinder* binder = g_hash_table_lookup(test_fd_map, key);
+    TestBinder* binder = test_binder_from_fd(fd);
+    if (binder) {
+        const TestBinderIo* io = binder->node->io;
 
-        GASSERT(binder);
-        if (binder) {
-            const TestBinderIo* io = binder->node->io;
-
-            switch (request) {
-            case BINDER_VERSION:
-                return test_binder_ioctl_version(binder, data);
-            case BINDER_SET_MAX_THREADS:
-                return 0;
-            default:
-                if (request == io->write_read_request) {
-                    return io->handle_write_read(binder, data);
-                } else {
-                    errno = EINVAL;
-                    return -1;
-                }
+        switch (request) {
+        case BINDER_VERSION:
+            return test_binder_ioctl_version(binder, data);
+        case BINDER_SET_MAX_THREADS:
+            return 0;
+        default:
+            if (request == io->write_read_request) {
+                return io->handle_write_read(binder, data);
+            } else {
+                errno = EINVAL;
+                return -1;
             }
         }
     }

unit/common/test_binder.h

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -95,6 +95,12 @@ test_binder_br_reply_status(
     int fd,
     gint32 status);
 
+void
+test_binder_set_destroy(
+    int fd,
+    gpointer ptr,
+    GDestroyNotify destroy);
+
 #endif /* TEST_BINDER_H */
 
 /*

unit/coverage/run

@@ -5,6 +5,7 @@
 
 TESTS="\
 unit_buffer \
+unit_cleanup \
 unit_client \
 unit_driver \
 unit_ipc \
@@ -16,6 +17,8 @@ unit_reader \
 unit_remote_object \
 unit_remote_reply \
 unit_remote_request \
+unit_servicemanager \
+unit_servicepoll \
 unit_writer"
 
 function err() {

unit/unit_buffer/unit_buffer.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -46,19 +46,22 @@ void
 test_null(
     void)
 {
-    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER);
-    GBinderBuffer* buf = gbinder_buffer_new(NULL, NULL, 0);
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
+    GBinderBuffer* buf = gbinder_buffer_new(NULL, NULL, 0, NULL);
     GBinderBuffer* buf2;
+    gsize size = 1;
 
     gbinder_buffer_free(buf);
 
     /* No need to reference the driver if there's no data */
-    buf = gbinder_buffer_new(driver, NULL, 0);
+    buf = gbinder_buffer_new(driver, NULL, 0, NULL);
     g_assert(!gbinder_buffer_driver(buf));
     gbinder_buffer_free(buf);
 
     buf = gbinder_buffer_new_with_parent(NULL, NULL, 0);
     buf2 = gbinder_buffer_new_with_parent(buf, NULL, 0);
+    g_assert(!gbinder_buffer_objects(buf));
+    g_assert(!gbinder_buffer_objects(buf2));
     g_assert(!gbinder_buffer_driver(buf));
     g_assert(!gbinder_buffer_driver(buf2));
     gbinder_buffer_free(buf);
@@ -66,6 +69,11 @@ test_null(
 
     gbinder_buffer_free(NULL);
     g_assert(!gbinder_buffer_driver(NULL));
+    g_assert(!gbinder_buffer_objects(NULL));
+    g_assert(!gbinder_buffer_io(NULL));
+    g_assert(!gbinder_buffer_data(NULL, NULL));
+    g_assert(!gbinder_buffer_data(NULL, &size));
+    g_assert(!size);
     gbinder_driver_unref(driver);
 }
 
@@ -80,12 +88,20 @@ test_parent(
 {
     static const guint8 data[] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07 };
     void* ptr = g_memdup(data, sizeof(data));
-    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER);
-    GBinderBuffer* parent = gbinder_buffer_new(driver, ptr, sizeof(data));
+    gsize size = 0;
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
+    GBinderBuffer* parent = gbinder_buffer_new(driver, ptr, sizeof(data), NULL);
     GBinderBuffer* buf = gbinder_buffer_new_with_parent
         (parent, ptr, sizeof(data));
 
     g_assert(gbinder_buffer_driver(buf) == driver);
+    g_assert(gbinder_buffer_io(buf));
+    g_assert(gbinder_buffer_io(buf) == gbinder_driver_io(driver));
+    g_assert(gbinder_buffer_contents(buf));
+    g_assert(gbinder_buffer_data(buf, NULL) == ptr);
+    g_assert(gbinder_buffer_data(buf, &size) == ptr);
+    g_assert(size == sizeof(data));
+
     gbinder_buffer_free(buf);
     gbinder_buffer_free(parent);
     gbinder_driver_unref(driver);

unit/unit_cleanup/Makefile

@@ -0,0 +1,5 @@
+# -*- Mode: makefile-gmake -*-
+
+EXE = unit_cleanup
+
+include ../common/Makefile

unit/unit_cleanup/unit_cleanup.c

@@ -0,0 +1,126 @@
+/*
+ * Copyright (C) 2018 Jolla Ltd.
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
+ *
+ * You may use this file under the terms of BSD license as follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "test_binder.h"
+
+#include "gbinder_cleanup.h"
+
+static TestOpt test_opt;
+
+static
+void
+test_cleanup_inc(
+    gpointer data)
+{
+    (*((int*)data))++;
+}
+
+/*==========================================================================*
+ * null
+ *==========================================================================*/
+
+static
+void
+test_null(
+    void)
+{
+    g_assert(!gbinder_cleanup_add(NULL, NULL, NULL));
+    gbinder_cleanup_free(NULL);
+    gbinder_cleanup_reset(NULL);
+}
+
+/*==========================================================================*
+ * basic
+ *==========================================================================*/
+
+static
+void
+test_basic(
+    void)
+{
+    int n1 = 0, n2 =0;
+    GBinderCleanup* cleanup = gbinder_cleanup_add(NULL, test_cleanup_inc, &n1);
+
+    g_assert(cleanup);
+    g_assert(gbinder_cleanup_add(cleanup, test_cleanup_inc, &n2) == cleanup);
+    gbinder_cleanup_free(cleanup);
+    g_assert(n1 == 1);
+    g_assert(n2 == 1);
+}
+
+/*==========================================================================*
+ * reset
+ *==========================================================================*/
+
+static
+void
+test_reset(
+    void)
+{
+    int n1 = 0, n2 =0;
+    GBinderCleanup* cleanup = gbinder_cleanup_add(NULL, test_cleanup_inc, &n1);
+
+    g_assert(cleanup);
+    g_assert(gbinder_cleanup_add(cleanup, test_cleanup_inc, &n2) == cleanup);
+    gbinder_cleanup_reset(cleanup);
+    g_assert(n1 == 1);
+    g_assert(n2 == 1);
+
+    gbinder_cleanup_free(cleanup);
+    g_assert(n1 == 1);
+    g_assert(n2 == 1);
+}
+
+/*==========================================================================*
+ * Common
+ *==========================================================================*/
+
+#define TEST_PREFIX "/cleanup/"
+#define TEST_(t) TEST_PREFIX t
+
+int main(int argc, char* argv[])
+{
+    g_test_init(&argc, &argv, NULL);
+    g_test_add_func(TEST_("null"), test_null);
+    g_test_add_func(TEST_("basic"), test_basic);
+    g_test_add_func(TEST_("reset"), test_reset);
+    test_init(&test_opt, argc, argv);
+    return g_test_run();
+}
+
+/*
+ * Local Variables:
+ * mode: C
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */

unit/unit_client/unit_client.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -54,7 +54,7 @@ test_client_new(
     guint handle,
     const char* iface)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
     GBinderRemoteObject* obj = gbinder_object_registry_get_remote(reg, handle);
     GBinderClient* client = gbinder_client_new(obj, iface);
@@ -95,12 +95,11 @@ void
 test_basic(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
     GBinderRemoteObject* obj = gbinder_object_registry_get_remote(reg, 0);
     GBinderClient* client = gbinder_client_new(obj, "foo");
 
-    g_assert(!gbinder_client_new(obj, NULL));
     g_assert(client);
     g_assert(gbinder_client_ref(client) == client);
     gbinder_client_unref(client);
@@ -111,6 +110,25 @@ test_basic(
     gbinder_ipc_unref(ipc);
 }
 
+/*==========================================================================*
+ * no_header
+ *==========================================================================*/
+
+static
+void
+test_no_header(
+    void)
+{
+    GBinderClient* client = test_client_new(0, NULL);
+    int fd = gbinder_driver_fd(gbinder_client_ipc(client)->driver);
+
+    test_binder_br_transaction_complete(fd);
+    g_assert(gbinder_client_transact_sync_oneway(client, 0, NULL) ==
+        GBINDER_STATUS_OK);
+
+    gbinder_client_unref(client);
+}
+
 /*==========================================================================*
  * sync_oneway
  *==========================================================================*/
@@ -326,17 +344,19 @@ test_reply_ok3(
  *==========================================================================*/
 
 #define TEST_PREFIX "/client/"
+#define TEST_(t) TEST_PREFIX t
 
 int main(int argc, char* argv[])
 {
     g_test_init(&argc, &argv, NULL);
-    g_test_add_func(TEST_PREFIX "null", test_null);
-    g_test_add_func(TEST_PREFIX "basic", test_basic);
-    g_test_add_func(TEST_PREFIX "sync_oneway", test_sync_oneway);
-    g_test_add_func(TEST_PREFIX "sync_reply", test_sync_reply);
-    g_test_add_func(TEST_PREFIX "reply/ok1", test_reply_ok1);
-    g_test_add_func(TEST_PREFIX "reply/ok2", test_reply_ok2);
-    g_test_add_func(TEST_PREFIX "reply/ok3", test_reply_ok3);
+    g_test_add_func(TEST_("null"), test_null);
+    g_test_add_func(TEST_("basic"), test_basic);
+    g_test_add_func(TEST_("no_header"), test_no_header);
+    g_test_add_func(TEST_("sync_oneway"), test_sync_oneway);
+    g_test_add_func(TEST_("sync_reply"), test_sync_reply);
+    g_test_add_func(TEST_("reply/ok1"), test_reply_ok1);
+    g_test_add_func(TEST_("reply/ok2"), test_reply_ok2);
+    g_test_add_func(TEST_("reply/ok3"), test_reply_ok3);
     test_init(&test_opt, argc, argv);
     return g_test_run();
 }

unit/unit_driver/unit_driver.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -56,8 +56,8 @@ test_basic(
     GBinderDriver* driver;
     const char* dev = GBINDER_DEFAULT_BINDER;
 
-    g_assert(!gbinder_driver_new(""));
-    driver = gbinder_driver_new(dev);
+    g_assert(!gbinder_driver_new("", NULL));
+    driver = gbinder_driver_new(dev, NULL);
     g_assert(driver);
     g_assert(!g_strcmp0(dev, gbinder_driver_dev(driver)));
     g_assert(gbinder_driver_ref(driver) == driver);
@@ -86,7 +86,7 @@ void
 test_noop(
     void)
 {
-    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER);
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
     const int fd = gbinder_driver_fd(driver);
 
     g_assert(driver);
@@ -116,7 +116,7 @@ test_local_request(
         0x00, 0x00, 0x00, 0x00
     };
 
-    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER);
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderLocalRequest* req = gbinder_driver_local_request_new(driver, iface);
     GBinderOutputData* data = gbinder_local_request_data(req);
 

unit/unit_ipc/unit_ipc.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -52,6 +52,24 @@
 
 static TestOpt test_opt;
 
+static
+gboolean
+test_unref_ipc(
+    gpointer ipc)
+{
+    gbinder_ipc_unref(ipc);
+    return G_SOURCE_REMOVE;
+}
+
+static
+void
+test_quit_when_destroyed(
+    gpointer loop,
+    GObject* obj)
+{
+    test_quit_later((GMainLoop*)loop);
+}
+
 /*==========================================================================*
  * null
  *==========================================================================*/
@@ -91,8 +109,8 @@ void
 test_basic(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
-    GBinderIpc* ipc2 = gbinder_ipc_new(GBINDER_DEFAULT_HWBINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
+    GBinderIpc* ipc2 = gbinder_ipc_new(GBINDER_DEFAULT_HWBINDER, NULL);
 
     g_assert(ipc);
     g_assert(ipc2);
@@ -101,14 +119,14 @@ test_basic(
     gbinder_ipc_unref(ipc2);
 
     /* Second gbinder_ipc_new returns the same (default) object */
-    g_assert(gbinder_ipc_new(NULL) == ipc);
-    g_assert(gbinder_ipc_new("") == ipc);
+    g_assert(gbinder_ipc_new(NULL, NULL) == ipc);
+    g_assert(gbinder_ipc_new("", NULL) == ipc);
     gbinder_ipc_unref(ipc);
     gbinder_ipc_unref(ipc);
     gbinder_ipc_unref(ipc);
 
     /* Invalid path */
-    g_assert(!gbinder_ipc_new("invalid path"));
+    g_assert(!gbinder_ipc_new("invalid path", NULL));
 }
 
 /*==========================================================================*
@@ -120,7 +138,7 @@ void
 test_sync_oneway(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     const GBinderIo* io = gbinder_driver_io(ipc->driver);
     const int fd = gbinder_driver_fd(ipc->driver);
     GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
@@ -141,7 +159,7 @@ void
 test_sync_reply_ok_status(
     int* status)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     const GBinderIo* io = gbinder_driver_io(ipc->driver);
     const int fd = gbinder_driver_fd(ipc->driver);
     GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
@@ -196,7 +214,7 @@ void
 test_sync_reply_error(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     const GBinderIo* io = gbinder_driver_io(ipc->driver);
     const int fd = gbinder_driver_fd(ipc->driver);
     GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
@@ -253,7 +271,7 @@ void
 test_transact_ok(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     const GBinderIo* io = gbinder_driver_io(ipc->driver);
     const int fd = gbinder_driver_fd(ipc->driver);
     GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
@@ -310,7 +328,7 @@ void
 test_transact_dead(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     const GBinderIo* io = gbinder_driver_io(ipc->driver);
     const int fd = gbinder_driver_fd(ipc->driver);
     GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
@@ -356,7 +374,7 @@ void
 test_transact_failed(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     const GBinderIo* io = gbinder_driver_io(ipc->driver);
     const int fd = gbinder_driver_fd(ipc->driver);
     GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
@@ -404,7 +422,7 @@ void
 test_transact_status(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     const GBinderIo* io = gbinder_driver_io(ipc->driver);
     const int fd = gbinder_driver_fd(ipc->driver);
     GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
@@ -445,7 +463,7 @@ void
 test_transact_custom(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GMainLoop* loop = g_main_loop_new(NULL, FALSE);
     gulong id = gbinder_ipc_transact_custom(ipc, NULL,
         test_transact_custom_done, NULL, loop);
@@ -475,7 +493,7 @@ void
 test_transact_custom2(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GMainLoop* loop = g_main_loop_new(NULL, FALSE);
     gulong id = gbinder_ipc_transact_custom(ipc, NULL, NULL,
         test_transact_custom_destroy, loop);
@@ -522,7 +540,7 @@ void
 test_transact_cancel(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GMainLoop* loop = g_main_loop_new(NULL, FALSE);
     gulong id = gbinder_ipc_transact_custom(ipc, test_transact_cancel_exec,
         test_transact_cancel_done, test_transact_cancel_destroy, loop);
@@ -566,7 +584,7 @@ void
 test_transact_cancel2(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GMainLoop* loop = g_main_loop_new(NULL, FALSE);
     /* Reusing test_transact_cancel_done and test_transact_cancel_destroy */
     gulong id = gbinder_ipc_transact_custom(ipc, test_transact_cancel2_exec,
@@ -606,30 +624,12 @@ test_transact_incoming_proc(
     return gbinder_local_object_new_reply(obj);
 }
 
-static
-gboolean
-test_transact_unref_ipc(
-    gpointer ipc)
-{
-    gbinder_ipc_unref(ipc);
-    return G_SOURCE_REMOVE;
-}
-
-static
-void
-test_transact_done(
-    gpointer loop,
-    GObject* ipc)
-{
-    test_quit_later((GMainLoop*)loop);
-}
-
 static
 void
 test_transact_incoming(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     const GBinderIo* io = gbinder_driver_io(ipc->driver);
     const int fd = gbinder_driver_fd(ipc->driver);
     const char* dev = gbinder_driver_dev(ipc->driver);
@@ -651,17 +651,17 @@ test_transact_incoming(
 
     /* Now we need to wait until GBinderIpc is destroyed */
     GDEBUG("waiting for GBinderIpc to get destroyed");
-    g_object_weak_ref(G_OBJECT(ipc), test_transact_done, loop);
+    g_object_weak_ref(G_OBJECT(ipc), test_quit_when_destroyed, loop);
     gbinder_local_object_unref(obj);
     gbinder_local_request_unref(req);
-    g_idle_add(test_transact_unref_ipc, ipc);
+    g_idle_add(test_unref_ipc, ipc);
     test_run(&test_opt, loop);
 
     g_main_loop_unref(loop);
 }
 
 /*==========================================================================*
- * transact_incoming_status
+ * transact_status_reply
  *==========================================================================*/
 
 static
@@ -690,7 +690,7 @@ void
 test_transact_status_reply(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     const GBinderIo* io = gbinder_driver_io(ipc->driver);
     const int fd = gbinder_driver_fd(ipc->driver);
     const char* dev = gbinder_driver_dev(ipc->driver);
@@ -712,10 +712,184 @@ test_transact_status_reply(
 
     /* Now we need to wait until GBinderIpc is destroyed */
     GDEBUG("waiting for GBinderIpc to get destroyed");
-    g_object_weak_ref(G_OBJECT(ipc), test_transact_done, loop);
+    g_object_weak_ref(G_OBJECT(ipc), test_quit_when_destroyed, loop);
     gbinder_local_object_unref(obj);
     gbinder_local_request_unref(req);
-    g_idle_add(test_transact_unref_ipc, ipc);
+    g_idle_add(test_unref_ipc, ipc);
+    test_run(&test_opt, loop);
+
+    g_main_loop_unref(loop);
+}
+
+/*==========================================================================*
+ * transact_async
+ *==========================================================================*/
+
+typedef struct test_transact_async_req {
+    GBinderLocalObject* obj;
+    GBinderRemoteRequest* req;
+    GMainLoop* loop;
+} TestTransactAsyncReq;
+
+static
+void
+test_transact_async_done(
+    gpointer data)
+{
+    TestTransactAsyncReq* test = data;
+
+    gbinder_local_object_unref(test->obj);
+    gbinder_remote_request_unref(test->req);
+    test_quit_later(test->loop);
+    g_free(test);
+}
+
+static
+gboolean
+test_transact_async_reply(
+    gpointer data)
+{
+    TestTransactAsyncReq* test = data;
+    GBinderLocalReply* reply = gbinder_local_object_new_reply(test->obj);
+
+    gbinder_remote_request_complete(test->req, reply, 0);
+    gbinder_local_reply_unref(reply);
+    return G_SOURCE_REMOVE;
+}
+
+static
+GBinderLocalReply*
+test_transact_async_proc(
+    GBinderLocalObject* obj,
+    GBinderRemoteRequest* req,
+    guint code,
+    guint flags,
+    int* status,
+    void* loop)
+{
+    TestTransactAsyncReq* test = g_new(TestTransactAsyncReq, 1);
+
+    GVERBOSE_("\"%s\" %u", gbinder_remote_request_interface(req), code);
+    g_assert(!flags);
+    g_assert(gbinder_remote_request_sender_pid(req) == getpid());
+    g_assert(gbinder_remote_request_sender_euid(req) == geteuid());
+    g_assert(!g_strcmp0(gbinder_remote_request_interface(req), "test"));
+    g_assert(!g_strcmp0(gbinder_remote_request_read_string8(req), "message"));
+    g_assert(code == 1);
+
+    test->obj = gbinder_local_object_ref(obj);
+    test->req = gbinder_remote_request_ref(req);
+    test->loop = (GMainLoop*)loop;
+
+    gbinder_remote_request_block(req);
+    gbinder_remote_request_block(req); /* wrong state; has no effect */
+
+    g_idle_add_full(G_PRIORITY_DEFAULT_IDLE, test_transact_async_reply, test,
+        test_transact_async_done);
+    return NULL;
+}
+
+static
+void
+test_transact_async(
+    void)
+{
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
+    const GBinderIo* io = gbinder_driver_io(ipc->driver);
+    const int fd = gbinder_driver_fd(ipc->driver);
+    const char* dev = gbinder_driver_dev(ipc->driver);
+    const GBinderRpcProtocol* prot = gbinder_rpc_protocol_for_device(dev);
+    GMainLoop* loop = g_main_loop_new(NULL, FALSE);
+    GBinderLocalObject* obj = gbinder_ipc_new_local_object
+        (ipc, "test", test_transact_async_proc, loop);
+    GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
+    GBinderOutputData* data;
+    GBinderWriter writer;
+
+    gbinder_local_request_init_writer(req, &writer);
+    prot->write_rpc_header(&writer, "test");
+    gbinder_writer_append_string8(&writer, "message");
+    data = gbinder_local_request_data(req);
+
+    test_binder_br_transaction(fd, obj, 1, data->bytes);
+    test_run(&test_opt, loop);
+
+    /* Now we need to wait until GBinderIpc is destroyed */
+    GDEBUG("waiting for GBinderIpc to get destroyed");
+    g_object_weak_ref(G_OBJECT(ipc), test_quit_when_destroyed, loop);
+    gbinder_local_object_unref(obj);
+    gbinder_local_request_unref(req);
+    g_idle_add(test_unref_ipc, ipc);
+    test_run(&test_opt, loop);
+
+    g_main_loop_unref(loop);
+}
+
+/*==========================================================================*
+ * transact_async_sync
+ *==========================================================================*/
+
+static
+GBinderLocalReply*
+test_transact_async_sync_proc(
+    GBinderLocalObject* obj,
+    GBinderRemoteRequest* req,
+    guint code,
+    guint flags,
+    int* status,
+    void* loop)
+{
+    GBinderLocalReply* reply = gbinder_local_object_new_reply(obj);
+
+    GVERBOSE_("\"%s\" %u", gbinder_remote_request_interface(req), code);
+    g_assert(!flags);
+    g_assert(gbinder_remote_request_sender_pid(req) == getpid());
+    g_assert(gbinder_remote_request_sender_euid(req) == geteuid());
+    g_assert(!g_strcmp0(gbinder_remote_request_interface(req), "test"));
+    g_assert(!g_strcmp0(gbinder_remote_request_read_string8(req), "message"));
+    g_assert(code == 1);
+
+    /* Block and immediately complete the call */
+    gbinder_remote_request_block(req);
+    gbinder_remote_request_complete(req, reply, 0);
+    gbinder_remote_request_complete(req, reply, 0); /* This one is ignored */
+    gbinder_local_reply_unref(reply);
+
+    test_quit_later((GMainLoop*)loop);
+    return NULL;
+}
+
+static
+void
+test_transact_async_sync(
+    void)
+{
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
+    const GBinderIo* io = gbinder_driver_io(ipc->driver);
+    const int fd = gbinder_driver_fd(ipc->driver);
+    const char* dev = gbinder_driver_dev(ipc->driver);
+    const GBinderRpcProtocol* prot = gbinder_rpc_protocol_for_device(dev);
+    GMainLoop* loop = g_main_loop_new(NULL, FALSE);
+    GBinderLocalObject* obj = gbinder_ipc_new_local_object
+        (ipc, "test", test_transact_async_sync_proc, loop);
+    GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
+    GBinderOutputData* data;
+    GBinderWriter writer;
+
+    gbinder_local_request_init_writer(req, &writer);
+    prot->write_rpc_header(&writer, "test");
+    gbinder_writer_append_string8(&writer, "message");
+    data = gbinder_local_request_data(req);
+
+    test_binder_br_transaction(fd, obj, 1, data->bytes);
+    test_run(&test_opt, loop);
+
+    /* Now we need to wait until GBinderIpc is destroyed */
+    GDEBUG("waiting for GBinderIpc to get destroyed");
+    g_object_weak_ref(G_OBJECT(ipc), test_quit_when_destroyed, loop);
+    gbinder_local_object_unref(obj);
+    gbinder_local_request_unref(req);
+    g_idle_add(test_unref_ipc, ipc);
     test_run(&test_opt, loop);
 
     g_main_loop_unref(loop);
@@ -726,26 +900,28 @@ test_transact_status_reply(
  *==========================================================================*/
 
 #define TEST_PREFIX "/ipc/"
+#define TEST_(t) TEST_PREFIX t
 
 int main(int argc, char* argv[])
 {
     g_test_init(&argc, &argv, NULL);
-    g_test_add_func(TEST_PREFIX "null", test_null);
-    g_test_add_func(TEST_PREFIX "basic", test_basic);
-    g_test_add_func(TEST_PREFIX "sync_oneway", test_sync_oneway);
-    g_test_add_func(TEST_PREFIX "sync_reply_ok", test_sync_reply_ok);
-    g_test_add_func(TEST_PREFIX "sync_reply_error", test_sync_reply_error);
-    g_test_add_func(TEST_PREFIX "transact_ok", test_transact_ok);
-    g_test_add_func(TEST_PREFIX "transact_dead", test_transact_dead);
-    g_test_add_func(TEST_PREFIX "transact_failed", test_transact_failed);
-    g_test_add_func(TEST_PREFIX "transact_status", test_transact_status);
-    g_test_add_func(TEST_PREFIX "transact_custom", test_transact_custom);
-    g_test_add_func(TEST_PREFIX "transact_custom2", test_transact_custom2);
-    g_test_add_func(TEST_PREFIX "transact_cancel", test_transact_cancel);
-    g_test_add_func(TEST_PREFIX "transact_cancel2", test_transact_cancel2);
-    g_test_add_func(TEST_PREFIX "transact_incoming", test_transact_incoming);
-    g_test_add_func(TEST_PREFIX "transact_status_reply",
-        test_transact_status_reply);
+    g_test_add_func(TEST_("null"), test_null);
+    g_test_add_func(TEST_("basic"), test_basic);
+    g_test_add_func(TEST_("sync_oneway"), test_sync_oneway);
+    g_test_add_func(TEST_("sync_reply_ok"), test_sync_reply_ok);
+    g_test_add_func(TEST_("sync_reply_error"), test_sync_reply_error);
+    g_test_add_func(TEST_("transact_ok"), test_transact_ok);
+    g_test_add_func(TEST_("transact_dead"), test_transact_dead);
+    g_test_add_func(TEST_("transact_failed"), test_transact_failed);
+    g_test_add_func(TEST_("transact_status"), test_transact_status);
+    g_test_add_func(TEST_("transact_custom"), test_transact_custom);
+    g_test_add_func(TEST_("transact_custom2"), test_transact_custom2);
+    g_test_add_func(TEST_("transact_cancel"), test_transact_cancel);
+    g_test_add_func(TEST_("transact_cancel2"), test_transact_cancel2);
+    g_test_add_func(TEST_("transact_incoming"), test_transact_incoming);
+    g_test_add_func(TEST_("transact_status_reply"), test_transact_status_reply);
+    g_test_add_func(TEST_("transact_async"), test_transact_async);
+    g_test_add_func(TEST_("transact_async_sync"), test_transact_async_sync);
     test_init(&test_opt, argc, argv);
     return g_test_run();
 }

unit/unit_local_object/unit_local_object.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -73,7 +73,8 @@ test_reader_data_init_for_reply(
     GUtilIntArray* offsets = gbinder_output_data_offsets(out);
     GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
     GBinderBuffer* buf = gbinder_buffer_new(ipc->driver,
-        g_memdup(out->bytes->data, out->bytes->len), out->bytes->len);
+        g_memdup(out->bytes->data, out->bytes->len),
+        out->bytes->len, NULL);
 
     memset(data, 0, sizeof(*data));
     data->buffer = buf;
@@ -149,7 +150,7 @@ void
 test_basic(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
     GBinderLocalObject* foo;
     GBinderLocalObject* bar;
@@ -186,6 +187,49 @@ test_basic(
     gbinder_local_object_unref(bar);
 }
 
+/*==========================================================================*
+ * ping
+ *==========================================================================*/
+
+static
+void
+test_ping(
+    void)
+{
+    static const guint8 req_data [] = { TEST_BASE_INTERFACE_HEADER_BYTES };
+    int status = INT_MAX;
+    const char* dev = GBINDER_DEFAULT_HWBINDER;
+    const GBinderRpcProtocol* prot = gbinder_rpc_protocol_for_device(dev);
+    GBinderIpc* ipc = gbinder_ipc_new(dev, NULL);
+    GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
+    GBinderRemoteRequest* req = gbinder_remote_request_new(reg, prot, 0, 0);
+    GBinderLocalObject* obj =
+        gbinder_ipc_new_local_object(ipc, NULL, NULL, NULL);
+    GBinderLocalReply* reply;
+
+    gbinder_remote_request_set_data(req, HIDL_PING_TRANSACTION,
+        gbinder_buffer_new(ipc->driver, g_memdup(req_data, sizeof(req_data)),
+        sizeof(req_data), NULL));
+    g_assert(!g_strcmp0(gbinder_remote_request_interface(req), base_interface));
+    g_assert(gbinder_local_object_can_handle_transaction(obj, base_interface,
+        HIDL_PING_TRANSACTION) == GBINDER_LOCAL_TRANSACTION_LOOPER);
+
+    /* If can_handle_transaction() returns TRANSACTION_LOOPER then it must be
+     * handled by handle_looper_transaction() */
+    g_assert(!gbinder_local_object_handle_transaction(obj, req,
+        HIDL_PING_TRANSACTION, 0, &status));
+    g_assert(status == (-EBADMSG));
+    reply = gbinder_local_object_handle_looper_transaction(obj, req,
+        HIDL_PING_TRANSACTION, 0, &status);
+    g_assert(reply);
+    g_assert(status == GBINDER_STATUS_OK);
+
+    gbinder_ipc_unref(ipc);
+    gbinder_local_object_unref(obj);
+    gbinder_local_reply_unref(reply);
+    gbinder_remote_request_unref(req);
+}
+
 /*==========================================================================*
  * get_descriptor
  *==========================================================================*/
@@ -195,21 +239,20 @@ void
 test_get_descriptor(
     void)
 {
-    static const guint8 req_data [] = {
-        TEST_BASE_INTERFACE_HEADER_BYTES
-    };
+    static const guint8 req_data [] = { TEST_BASE_INTERFACE_HEADER_BYTES };
     int status = INT_MAX;
     const char* dev = GBINDER_DEFAULT_HWBINDER;
     const GBinderRpcProtocol* prot = gbinder_rpc_protocol_for_device(dev);
-    GBinderIpc* ipc = gbinder_ipc_new(dev);
+    GBinderIpc* ipc = gbinder_ipc_new(dev, NULL);
     GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
     GBinderRemoteRequest* req = gbinder_remote_request_new(reg, prot, 0, 0);
     GBinderLocalObject* obj =
         gbinder_ipc_new_local_object(ipc, NULL, NULL, NULL);
     GBinderLocalReply* reply;
 
-    gbinder_remote_request_set_data(req, gbinder_buffer_new(ipc->driver,
-        g_memdup(req_data, sizeof(req_data)), sizeof(req_data)), NULL);
+    gbinder_remote_request_set_data(req, HIDL_PING_TRANSACTION,
+        gbinder_buffer_new(ipc->driver, g_memdup(req_data, sizeof(req_data)),
+        sizeof(req_data), NULL));
     g_assert(!g_strcmp0(gbinder_remote_request_interface(req), base_interface));
     g_assert(gbinder_local_object_can_handle_transaction(obj, base_interface,
         HIDL_GET_DESCRIPTOR_TRANSACTION) == GBINDER_LOCAL_TRANSACTION_LOOPER);
@@ -256,15 +299,16 @@ test_descriptor_chain(
     int status = INT_MAX;
     const char* dev = GBINDER_DEFAULT_HWBINDER;
     const GBinderRpcProtocol* prot = gbinder_rpc_protocol_for_device(dev);
-    GBinderIpc* ipc = gbinder_ipc_new(dev);
+    GBinderIpc* ipc = gbinder_ipc_new(dev, NULL);
     GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
     GBinderRemoteRequest* req = gbinder_remote_request_new(reg, prot, 0, 0);
     GBinderLocalObject* obj =
         gbinder_ipc_new_local_object(ipc, NULL, NULL, NULL);
     GBinderLocalReply* reply;
 
-    gbinder_remote_request_set_data(req, gbinder_buffer_new(ipc->driver,
-        g_memdup(req_data, sizeof(req_data)), sizeof(req_data)), NULL);
+    gbinder_remote_request_set_data(req, HIDL_PING_TRANSACTION,
+        gbinder_buffer_new(ipc->driver, g_memdup(req_data, sizeof(req_data)),
+        sizeof(req_data), NULL));
     g_assert(!g_strcmp0(gbinder_remote_request_interface(req), base_interface));
     g_assert(gbinder_local_object_can_handle_transaction(obj, base_interface,
         HIDL_DESCRIPTOR_CHAIN_TRANSACTION) == GBINDER_LOCAL_TRANSACTION_LOOPER);
@@ -323,7 +367,7 @@ test_custom_iface(
     int count = 0, status = INT_MAX;
     const char* dev = GBINDER_DEFAULT_HWBINDER;
     const GBinderRpcProtocol* prot = gbinder_rpc_protocol_for_device(dev);
-    GBinderIpc* ipc = gbinder_ipc_new(dev);
+    GBinderIpc* ipc = gbinder_ipc_new(dev, NULL);
     GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
     GBinderRemoteRequest* req = gbinder_remote_request_new(reg, prot, 0, 0);
     GBinderLocalObject* obj = gbinder_ipc_new_local_object(ipc, custom_iface,
@@ -334,8 +378,9 @@ test_custom_iface(
     char** strv;
     char* str;
 
-    gbinder_remote_request_set_data(req, gbinder_buffer_new(ipc->driver,
-        g_memdup(req_data, sizeof(req_data)), sizeof(req_data)), NULL);
+    gbinder_remote_request_set_data(req, HIDL_PING_TRANSACTION,
+        gbinder_buffer_new(ipc->driver, g_memdup(req_data, sizeof(req_data)),
+        sizeof(req_data), NULL));
     g_assert(gbinder_local_object_can_handle_transaction(obj, base_interface,
         HIDL_DESCRIPTOR_CHAIN_TRANSACTION) == GBINDER_LOCAL_TRANSACTION_LOOPER);
     g_assert(gbinder_local_object_can_handle_transaction(obj, custom_iface,
@@ -428,14 +473,15 @@ test_reply_status(
     int count = 0, status = 0;
     const char* dev = GBINDER_DEFAULT_HWBINDER;
     const GBinderRpcProtocol* prot = gbinder_rpc_protocol_for_device(dev);
-    GBinderIpc* ipc = gbinder_ipc_new(dev);
+    GBinderIpc* ipc = gbinder_ipc_new(dev, NULL);
     GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
     GBinderRemoteRequest* req = gbinder_remote_request_new(reg, prot, 0, 0);
     GBinderLocalObject* obj = gbinder_ipc_new_local_object(ipc, custom_iface,
         test_reply_status_handler, &count);
 
-    gbinder_remote_request_set_data(req, gbinder_buffer_new(ipc->driver,
-        g_memdup(req_data, sizeof(req_data)), sizeof(req_data)), NULL);
+    gbinder_remote_request_set_data(req, HIDL_PING_TRANSACTION,
+        gbinder_buffer_new(ipc->driver, g_memdup(req_data, sizeof(req_data)),
+        sizeof(req_data), NULL));
 
     /* Execute the custom transaction */
     g_assert(!gbinder_local_object_handle_transaction(obj, req,
@@ -468,7 +514,7 @@ void
 test_increfs(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderLocalObject* obj = gbinder_ipc_new_local_object
         (ipc, NULL, NULL, NULL);
     GMainLoop* loop = g_main_loop_new(NULL, FALSE);
@@ -510,7 +556,7 @@ void
 test_decrefs(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderLocalObject* obj = gbinder_ipc_new_local_object
         (ipc, NULL, NULL, NULL);
     GMainLoop* loop = g_main_loop_new(NULL, FALSE);
@@ -552,7 +598,7 @@ void
 test_acquire(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderLocalObject* obj = gbinder_ipc_new_local_object
         (ipc, NULL, NULL, NULL);
     GMainLoop* loop = g_main_loop_new(NULL, FALSE);
@@ -594,7 +640,7 @@ void
 test_release(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderLocalObject* obj = gbinder_ipc_new_local_object
         (ipc, NULL, NULL, NULL);
     GMainLoop* loop = g_main_loop_new(NULL, FALSE);
@@ -627,6 +673,7 @@ int main(int argc, char* argv[])
     g_test_init(&argc, &argv, NULL);
     g_test_add_func(TEST_PREFIX "null", test_null);
     g_test_add_func(TEST_PREFIX "basic", test_basic);
+    g_test_add_func(TEST_PREFIX "ping", test_ping);
     g_test_add_func(TEST_PREFIX "get_descriptor", test_get_descriptor);
     g_test_add_func(TEST_PREFIX "descriptor_chain", test_descriptor_chain);
     g_test_add_func(TEST_PREFIX "custom_iface", test_custom_iface);

unit/unit_local_reply/unit_local_reply.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -31,10 +31,13 @@
  */
 
 #include "test_common.h"
+#include "test_binder.h"
 
 #include "gbinder_local_object.h"
 #include "gbinder_local_reply_p.h"
 #include "gbinder_output_data.h"
+#include "gbinder_buffer_p.h"
+#include "gbinder_driver.h"
 #include "gbinder_writer.h"
 #include "gbinder_io.h"
 #include "gbinder_ipc.h"
@@ -56,6 +59,17 @@ test_int_inc(
     (*((int*)data))++;
 }
 
+static
+GBinderBuffer*
+test_buffer_from_bytes(
+    GBinderDriver* driver,
+    const GByteArray* bytes)
+{
+    /* Prevent double free */
+    test_binder_set_destroy(gbinder_driver_fd(driver), bytes->data, NULL);
+    return gbinder_buffer_new(driver, bytes->data, bytes->len, NULL);
+}
+
 /*==========================================================================*
  * null
  *==========================================================================*/
@@ -74,6 +88,7 @@ test_null(
     gbinder_local_reply_init_writer(NULL, NULL);
     gbinder_local_reply_init_writer(NULL, &writer);
     g_assert(!gbinder_local_reply_data(NULL));
+    g_assert(!gbinder_local_reply_new_from_data(NULL));
 
     gbinder_local_reply_cleanup(NULL, NULL, &count);
     gbinder_local_reply_cleanup(NULL, test_int_inc, &count);
@@ -122,8 +137,8 @@ void
 test_bool(
     void)
 {
-    static const guint8 output_true[] = { 0x01, 0xff, 0xff, 0xff };
-    static const guint8 output_false[] = { 0x00, 0xff, 0xff, 0xff };
+    static const guint8 output_true[] = { 0x01, 0x00, 0x00, 0x00 };
+    static const guint8 output_false[] = { 0x00, 0x00, 0x00, 0x00 };
     GBinderLocalReply* reply = gbinder_local_reply_new(&gbinder_io_32);
     GBinderOutputData* data;
 
@@ -344,7 +359,7 @@ test_hidl_string(
     offsets = gbinder_output_data_offsets(data);
     g_assert(offsets->count == 1);
     g_assert(offsets->data[0] == 0);
-    g_assert(gbinder_output_data_buffers_size(data) == sizeof(HidlString));
+    g_assert(gbinder_output_data_buffers_size(data)==sizeof(GBinderHidlString));
     g_assert(data->bytes->len == BUFFER_OBJECT_SIZE_32);
     gbinder_local_reply_unref(reply);
 }
@@ -367,7 +382,7 @@ test_hidl_string_vec(
     offsets = gbinder_output_data_offsets(data);
     g_assert(offsets->count == 1);
     g_assert(offsets->data[0] == 0);
-    g_assert(gbinder_output_data_buffers_size(data) == sizeof(HidlVec));
+    g_assert(gbinder_output_data_buffers_size(data) == sizeof(GBinderHidlVec));
     g_assert(data->bytes->len == BUFFER_OBJECT_SIZE_32);
     gbinder_local_reply_unref(reply);
 }
@@ -384,7 +399,7 @@ test_local_object(
     GBinderLocalReply* reply;
     GBinderOutputData* data;
     GUtilIntArray* offsets;
-    GBinderIpc* ipc = gbinder_ipc_new(NULL);
+    GBinderIpc* ipc = gbinder_ipc_new(NULL, NULL);
     GBinderLocalObject* obj =
         gbinder_ipc_new_local_object(ipc, "foo", NULL, NULL);
 
@@ -438,6 +453,47 @@ test_remote_object(
     gbinder_local_reply_unref(reply);
 }
 
+/*==========================================================================*
+ * remote_reply
+ *==========================================================================*/
+
+static
+void
+test_remote_reply(
+    void)
+{
+    /* The size of the string gets aligned at 4-byte boundary */
+    static const char input[] = "test";
+    static const guint8 output[] = { 't', 'e', 's', 't', 0, 0, 0, 0 };
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
+    const GBinderIo* io = gbinder_driver_io(driver);
+    GBinderLocalReply* req = gbinder_local_reply_new(io);
+    GBinderLocalReply* req2;
+    GBinderOutputData* data2;
+    const GByteArray* bytes;
+    const GByteArray* bytes2;
+    GBinderBuffer* buffer;
+
+    gbinder_local_reply_append_string8(req, input);
+    bytes = gbinder_local_reply_data(req)->bytes;
+
+    /* Copy flat structures (no binder objects) */
+    buffer = test_buffer_from_bytes(driver, bytes);
+    req2 = gbinder_local_reply_new_from_data(buffer);
+    gbinder_buffer_free(buffer);
+
+    data2 = gbinder_local_reply_data(req2);
+    bytes2 = data2->bytes;
+    g_assert(!gbinder_output_data_offsets(data2));
+    g_assert(!gbinder_output_data_buffers_size(data2));
+    g_assert(bytes2->len == sizeof(output));
+    g_assert(!memcmp(bytes2->data, output, bytes2->len));
+
+    gbinder_local_reply_unref(req2);
+    gbinder_local_reply_unref(req);
+    gbinder_driver_unref(driver);
+}
+
 /*==========================================================================*
  * Common
  *==========================================================================*/
@@ -460,6 +516,7 @@ int main(int argc, char* argv[])
     g_test_add_func(TEST_PREFIX "hidl_string_vec", test_hidl_string_vec);
     g_test_add_func(TEST_PREFIX "local_object", test_local_object);
     g_test_add_func(TEST_PREFIX "remote_object", test_remote_object);
+    g_test_add_func(TEST_PREFIX "remote_reply", test_remote_reply);
     test_init(&test_opt, argc, argv);
     return g_test_run();
 }

unit/unit_local_request/unit_local_request.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -31,9 +31,12 @@
  */
 
 #include "test_common.h"
+#include "test_binder.h"
 
 #include "gbinder_local_request_p.h"
 #include "gbinder_output_data.h"
+#include "gbinder_buffer_p.h"
+#include "gbinder_driver.h"
 #include "gbinder_writer.h"
 #include "gbinder_io.h"
 
@@ -54,6 +57,29 @@ test_int_inc(
     (*((int*)data))++;
 }
 
+static
+GBinderBuffer*
+test_buffer_from_bytes(
+    GBinderDriver* driver,
+    const GByteArray* bytes)
+{
+    /* Prevent double free */
+    test_binder_set_destroy(gbinder_driver_fd(driver), bytes->data, NULL);
+    return gbinder_buffer_new(driver, bytes->data, bytes->len, NULL);
+}
+
+static
+GBinderBuffer*
+test_buffer_from_bytes_and_objects(
+    GBinderDriver* driver,
+    const GByteArray* bytes,
+    void** objects)
+{
+    /* Prevent double free */
+    test_binder_set_destroy(gbinder_driver_fd(driver), bytes->data, NULL);
+    return gbinder_buffer_new(driver, bytes->data, bytes->len, objects);
+}
+
 /*==========================================================================*
  * null
  *==========================================================================*/
@@ -68,6 +94,7 @@ test_null(
 
     g_assert(!gbinder_local_request_new(NULL, NULL));
     g_assert(!gbinder_local_request_ref(NULL));
+    g_assert(!gbinder_local_request_new_from_data(NULL));
     gbinder_local_request_unref(NULL);
     gbinder_local_request_init_writer(NULL, NULL);
     gbinder_local_request_init_writer(NULL, &writer);
@@ -152,8 +179,8 @@ void
 test_bool(
     void)
 {
-    static const guint8 output_true[] = { 0x01, 0xff, 0xff, 0xff };
-    static const guint8 output_false[] = { 0x00, 0xff, 0xff, 0xff };
+    static const guint8 output_true[] = { 0x01, 0x00, 0x00, 0x00 };
+    static const guint8 output_false[] = { 0x00, 0x00, 0x00, 0x00 };
     GBinderLocalRequest* req = gbinder_local_request_new(&gbinder_io_32, NULL);
     GBinderOutputData* data;
 
@@ -360,7 +387,7 @@ test_hidl_string(
     offsets = gbinder_output_data_offsets(data);
     g_assert(offsets->count == 1);
     g_assert(offsets->data[0] == 0);
-    g_assert(gbinder_output_data_buffers_size(data) == sizeof(HidlString));
+    g_assert(gbinder_output_data_buffers_size(data)==sizeof(GBinderHidlString));
     g_assert(data->bytes->len == BUFFER_OBJECT_SIZE_32);
     gbinder_local_request_unref(req);
 }
@@ -383,7 +410,7 @@ test_hidl_string_vec(
     offsets = gbinder_output_data_offsets(data);
     g_assert(offsets->count == 1);
     g_assert(offsets->data[0] == 0);
-    g_assert(gbinder_output_data_buffers_size(data) == sizeof(HidlVec));
+    g_assert(gbinder_output_data_buffers_size(data) == sizeof(GBinderHidlVec));
     g_assert(data->bytes->len == BUFFER_OBJECT_SIZE_32);
     gbinder_local_request_unref(req);
 }
@@ -436,6 +463,126 @@ test_remote_object(
     gbinder_local_request_unref(req);
 }
 
+/*==========================================================================*
+ * remote_request
+ *==========================================================================*/
+
+static
+void
+test_remote_request(
+    void)
+{
+    /* The size of the string gets aligned at 4-byte boundary */
+    static const char input[] = "test";
+    static const guint8 output[] = { 't', 'e', 's', 't', 0, 0, 0, 0 };
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
+    const GBinderIo* io = gbinder_driver_io(driver);
+    GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
+    GBinderLocalRequest* req2;
+    GBinderOutputData* data2;
+    const GByteArray* bytes;
+    const GByteArray* bytes2;
+    GBinderBuffer* buffer;
+    void** no_obj = g_new0(void*, 1);
+
+    gbinder_local_request_append_string8(req, input);
+    bytes = gbinder_local_request_data(req)->bytes;
+
+    /* Copy flat structures (no binder objects) */
+    buffer = test_buffer_from_bytes(driver, bytes);
+    req2 = gbinder_local_request_new_from_data(buffer);
+    gbinder_buffer_free(buffer);
+
+    data2 = gbinder_local_request_data(req2);
+    bytes2 = data2->bytes;
+    g_assert(!gbinder_output_data_offsets(data2));
+    g_assert(!gbinder_output_data_buffers_size(data2));
+    g_assert(bytes2->len == sizeof(output));
+    g_assert(!memcmp(bytes2->data, output, bytes2->len));
+    gbinder_local_request_unref(req2);
+
+    /* Same thing but with non-NULL (albeit empty) array of objects */
+    buffer = test_buffer_from_bytes_and_objects(driver, bytes, no_obj);
+    req2 = gbinder_local_request_new_from_data(buffer);
+    gbinder_buffer_free(buffer);
+
+    data2 = gbinder_local_request_data(req2);
+    bytes2 = data2->bytes;
+    g_assert(!gbinder_output_data_offsets(data2));
+    g_assert(!gbinder_output_data_buffers_size(data2));
+    g_assert(bytes2->len == sizeof(output));
+    g_assert(!memcmp(bytes2->data, output, bytes2->len));
+    gbinder_local_request_unref(req2);
+
+    gbinder_local_request_unref(req);
+    gbinder_driver_unref(driver);
+}
+
+/*==========================================================================*
+ * remote_request_obj
+ *==========================================================================*/
+
+static
+void
+test_remote_request_obj_validate_data(
+    GBinderOutputData* data)
+{
+    const GByteArray* bytes = data->bytes;
+    GUtilIntArray* offsets = gbinder_output_data_offsets(data);
+
+    offsets = gbinder_output_data_offsets(data);
+    g_assert(offsets);
+    g_assert(offsets->count == 3);
+    g_assert(offsets->data[0] == 4);
+    g_assert(offsets->data[1] == 4 + BUFFER_OBJECT_SIZE_64);
+    g_assert(offsets->data[2] == 4 + 2*BUFFER_OBJECT_SIZE_64);
+    g_assert(bytes->len == 4 + 2*BUFFER_OBJECT_SIZE_64 + BINDER_OBJECT_SIZE_64);
+    /* GBinderHidlString + the contents (2 bytes) aligned at 8-byte boundary */
+    g_assert(gbinder_output_data_buffers_size(data) ==
+        (sizeof(GBinderHidlString) + 8));
+}
+
+static
+void
+test_remote_request_obj(
+    void)
+{
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
+    const GBinderIo* io = gbinder_driver_io(driver);
+    GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
+    GBinderLocalRequest* req2;
+    GBinderOutputData* data;
+    GUtilIntArray* offsets;
+    GBinderBuffer* buffer;
+    const GByteArray* bytes;
+    void** objects;
+    guint i;
+
+    gbinder_local_request_append_int32(req, 1);
+    gbinder_local_request_append_hidl_string(req, "2");
+    gbinder_local_request_append_local_object(req, NULL);
+
+    data = gbinder_local_request_data(req);
+    test_remote_request_obj_validate_data(data);
+    bytes = data->bytes;
+    offsets = gbinder_output_data_offsets(data);
+    objects = g_new0(void*, offsets->count + 1);
+    for (i = 0; i < offsets->count; i++) {
+        objects[i] = bytes->data + offsets->data[i];
+    }
+
+    buffer = test_buffer_from_bytes_and_objects(driver, data->bytes, objects);
+    req2 = gbinder_local_request_new_from_data(buffer);
+    gbinder_buffer_free(buffer);
+
+    test_remote_request_obj_validate_data(gbinder_local_request_data(req2));
+
+    /* req2 has to be freed first because req owns data */
+    gbinder_local_request_unref(req2);
+    gbinder_local_request_unref(req);
+    gbinder_driver_unref(driver);
+}
+
 /*==========================================================================*
  * Common
  *==========================================================================*/
@@ -459,6 +606,8 @@ int main(int argc, char* argv[])
     g_test_add_func(TEST_PREFIX "hidl_string_vec", test_hidl_string_vec);
     g_test_add_func(TEST_PREFIX "local_object", test_local_object);
     g_test_add_func(TEST_PREFIX "remote_object", test_remote_object);
+    g_test_add_func(TEST_PREFIX "remote_request", test_remote_request);
+    g_test_add_func(TEST_PREFIX "remote_request_obj", test_remote_request_obj);
     test_init(&test_opt, argc, argv);
     return g_test_run();
 }

unit/unit_protocol/unit_protocol.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -74,39 +74,61 @@ static const TestHeaderData test_header_tests[] = {
 };
 
 /*==========================================================================*
- * default
+ * device
  *==========================================================================*/
 
 static
 void
-test_default(
+test_device(
     void)
 {
-    const GBinderRpcProtocol* p1 = gbinder_rpc_protocol_for_device(NULL);
-    const GBinderRpcProtocol* p2 = gbinder_rpc_protocol_for_device
-        (GBINDER_DEFAULT_BINDER);
-
-    g_assert(p1);
-    g_assert(p1 == p2);
+    g_assert(gbinder_rpc_protocol_for_device(NULL) ==
+        &gbinder_rpc_protocol_binder);
+    g_assert(gbinder_rpc_protocol_for_device(GBINDER_DEFAULT_BINDER) ==
+        &gbinder_rpc_protocol_binder);
+    g_assert(gbinder_rpc_protocol_for_device(GBINDER_DEFAULT_HWBINDER) ==
+        &gbinder_rpc_protocol_hwbinder);
 }
 
 /*==========================================================================*
- * no_header
+ * no_header1
  *==========================================================================*/
 
 static
 void
-test_no_header(
+test_no_header1(
     void)
 {
     GBinderRemoteRequest* req = gbinder_remote_request_new(NULL,
         gbinder_rpc_protocol_for_device(GBINDER_DEFAULT_BINDER), 0, 0);
 
-    gbinder_remote_request_set_data(req, NULL, NULL);
+    gbinder_remote_request_set_data(req, GBINDER_FIRST_CALL_TRANSACTION, NULL);
     g_assert(!gbinder_remote_request_interface(req));
     gbinder_remote_request_unref(req);
 }
 
+/*==========================================================================*
+ * no_header2
+ *==========================================================================*/
+
+static
+void
+test_no_header2(
+    void)
+{
+    const GBinderRpcProtocol* p = &gbinder_rpc_protocol_binder;
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, p);
+    GBinderRemoteRequest* req = gbinder_remote_request_new(NULL, p, 0, 0);
+
+    gbinder_remote_request_set_data(req, GBINDER_DUMP_TRANSACTION,
+        gbinder_buffer_new(driver,
+        g_memdup(TEST_ARRAY_AND_SIZE(test_header_binder)),
+        sizeof(test_header_binder), NULL));
+    g_assert(!gbinder_remote_request_interface(req));
+    gbinder_remote_request_unref(req);
+    gbinder_driver_unref(driver);
+}
+
 /*==========================================================================*
  * write_header
  *==========================================================================*/
@@ -140,42 +162,43 @@ test_read_header(
     gconstpointer test_data)
 {
     const TestHeaderData* test = test_data;
-    GBinderDriver* driver = gbinder_driver_new(test->dev);
+    GBinderDriver* driver = gbinder_driver_new(test->dev, NULL);
     GBinderRemoteRequest* req = gbinder_remote_request_new(NULL,
         gbinder_rpc_protocol_for_device(test->dev), 0, 0);
 
-    gbinder_remote_request_set_data(req, gbinder_buffer_new(driver,
-        g_memdup(test->header, test->header_size), test->header_size), NULL);
+    gbinder_remote_request_set_data(req, GBINDER_FIRST_CALL_TRANSACTION,
+        gbinder_buffer_new(driver, g_memdup(test->header, test->header_size),
+        test->header_size, NULL));
     g_assert(!g_strcmp0(gbinder_remote_request_interface(req), test->iface));
     gbinder_remote_request_unref(req);
     gbinder_driver_unref(driver);
 }
 
- /*==========================================================================*
+/*==========================================================================*
  * Common
  *==========================================================================*/
 
 #define TEST_PREFIX "/protocol/"
+#define TEST_(t) TEST_PREFIX t
 
 int main(int argc, char* argv[])
 {
     guint i;
 
     g_test_init(&argc, &argv, NULL);
-    g_test_add_func(TEST_PREFIX "default", test_default);
-    g_test_add_func(TEST_PREFIX "no_header", test_no_header);
+    g_test_add_func(TEST_("device"), test_device);
+    g_test_add_func(TEST_("no_header1"), test_no_header1);
+    g_test_add_func(TEST_("no_header2"), test_no_header2);
 
     for (i = 0; i < G_N_ELEMENTS(test_header_tests); i++) {
         const TestHeaderData* test = test_header_tests + i;
-        char* path = g_strconcat(TEST_PREFIX, "/", test->name,
-            "/read_header", NULL);
+        char* path;
 
+        path = g_strconcat(TEST_PREFIX, test->name, "/read_header", NULL);
         g_test_add_data_func(path, test, test_read_header);
         g_free(path);
 
-        path = g_strconcat(TEST_PREFIX, "/", test->name,
-            "/write_header", NULL);
-
+        path = g_strconcat(TEST_PREFIX, test->name, "/write_header", NULL);
         g_test_add_data_func(path, test, test_write_header);
         g_free(path);
     }

unit/unit_remote_object/unit_remote_object.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -67,7 +67,7 @@ void
 test_basic(
     void)
 {
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderObjectRegistry* reg = gbinder_ipc_object_registry(ipc);
     GBinderRemoteObject* obj1 = gbinder_object_registry_get_remote(reg, 1);
     GBinderRemoteObject* obj2 = gbinder_object_registry_get_remote(reg, 2);
@@ -108,7 +108,7 @@ test_dead(
 {
     const guint handle = 1;
     GMainLoop* loop = g_main_loop_new(NULL, FALSE);
-    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER);
+    GBinderIpc* ipc = gbinder_ipc_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderRemoteObject* obj = gbinder_ipc_get_remote_object(ipc, handle);
     gulong id = gbinder_remote_object_add_death_handler
         (obj, test_dead_done, loop);

unit/unit_remote_reply/unit_remote_reply.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -35,10 +35,17 @@
 #include "gbinder_buffer_p.h"
 #include "gbinder_driver.h"
 #include "gbinder_reader.h"
+#include "gbinder_local_reply_p.h"
 #include "gbinder_remote_reply_p.h"
+#include "gbinder_output_data.h"
+
+#include <gutil_intarray.h>
 
 static TestOpt test_opt;
 
+#define BINDER_TYPE_BINDER GBINDER_FOURCC('s', 'b', '*', 0x85)
+#define BINDER_OBJECT_SIZE_64 (GBINDER_MAX_BINDER_OBJECT_SIZE)
+
 /*==========================================================================*
  * null
  *==========================================================================*/
@@ -52,10 +59,11 @@ test_null(
 
     g_assert(!gbinder_remote_reply_ref(NULL));
     gbinder_remote_reply_unref(NULL);
-    gbinder_remote_reply_set_data(NULL, NULL, NULL);
+    gbinder_remote_reply_set_data(NULL, NULL);
     gbinder_remote_reply_init_reader(NULL, &reader);
     g_assert(gbinder_reader_at_end(&reader));
     g_assert(gbinder_remote_reply_is_empty(NULL));
+    g_assert(!gbinder_remote_reply_copy_to_local(NULL));
     g_assert(!gbinder_remote_reply_read_int32(NULL, NULL));
     g_assert(!gbinder_remote_reply_read_uint32(NULL, NULL));
     g_assert(!gbinder_remote_reply_read_int64(NULL, NULL));
@@ -74,11 +82,11 @@ void
 test_empty(
     void)
 {
-    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER);
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderRemoteReply* reply = gbinder_remote_reply_new(NULL);
 
-    gbinder_remote_reply_set_data
-        (reply, gbinder_buffer_new(driver, NULL, 0), NULL);
+    gbinder_remote_reply_set_data(reply,
+        gbinder_buffer_new(driver, NULL, 0, NULL));
 
     g_assert(gbinder_remote_reply_is_empty(reply));
     gbinder_remote_reply_unref(reply);
@@ -120,12 +128,11 @@ test_int32(
     };
     guint32 out1 = 0;
     gint32 out2 = 0;
-    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER);
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderRemoteReply* reply = gbinder_remote_reply_new(NULL);
 
     gbinder_remote_reply_set_data(reply, gbinder_buffer_new(driver,
-        g_memdup(reply_data, sizeof(reply_data)), sizeof(reply_data)),
-        NULL);
+        g_memdup(reply_data, sizeof(reply_data)), sizeof(reply_data), NULL));
 
     g_assert(!gbinder_remote_reply_is_empty(reply));
     g_assert(gbinder_remote_reply_read_uint32(reply, &out1));
@@ -151,12 +158,11 @@ test_int64(
     };
     guint64 out1 = 0;
     gint64 out2 = 0;
-    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER);
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderRemoteReply* reply = gbinder_remote_reply_new(NULL);
 
     gbinder_remote_reply_set_data(reply, gbinder_buffer_new(driver,
-        g_memdup(reply_data, sizeof(reply_data)), sizeof(reply_data)),
-        NULL);
+        g_memdup(reply_data, sizeof(reply_data)), sizeof(reply_data), NULL));
 
     g_assert(!gbinder_remote_reply_is_empty(reply));
     g_assert(gbinder_remote_reply_read_uint64(reply, &out1));
@@ -180,12 +186,11 @@ test_string8(
     static const guint8 reply_data [] = {
         'b', 'a', 'r', 0x00
     };
-    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER);
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderRemoteReply* reply = gbinder_remote_reply_new(NULL);
 
     gbinder_remote_reply_set_data(reply, gbinder_buffer_new(driver,
-        g_memdup(reply_data, sizeof(reply_data)), sizeof(reply_data)),
-        NULL);
+        g_memdup(reply_data, sizeof(reply_data)), sizeof(reply_data), NULL));
 
     g_assert(!gbinder_remote_reply_is_empty(reply));
     g_assert(!g_strcmp0(gbinder_remote_reply_read_string8(reply), "bar"));
@@ -208,13 +213,12 @@ test_string16(
         TEST_INT16_BYTES('b'), TEST_INT16_BYTES('a'),
         TEST_INT16_BYTES('r'), 0x00, 0x00
     };
-    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER);
+    GBinderDriver* driver = gbinder_driver_new(GBINDER_DEFAULT_BINDER, NULL);
     GBinderRemoteReply* reply = gbinder_remote_reply_new(NULL);
     char* str;
 
     gbinder_remote_reply_set_data(reply, gbinder_buffer_new(driver,
-        g_memdup(reply_data, sizeof(reply_data)), sizeof(reply_data)),
-        NULL);
+        g_memdup(reply_data, sizeof(reply_data)), sizeof(reply_data), NULL));
 
     g_assert(!gbinder_remote_reply_is_empty(reply));
     str = gbinder_remote_reply_read_string16(reply);
@@ -225,6 +229,55 @@ test_string16(
     gbinder_driver_unref(driver);
 }
 
+/*==========================================================================*
+ * to_local
+ *==========================================================================*/
+
+static
+void
+test_to_local(
+    void)
+{
+    static const guint8 reply_data [] = {
+        /* 32-bit integer */
+        TEST_INT32_BYTES(42),
+        /* 64-bit NULL flat_binder_object */
+        TEST_INT32_BYTES(BINDER_TYPE_BINDER),   /* hdr.type */
+        TEST_INT32_BYTES(0x17f),                /* flags */
+        TEST_INT64_BYTES(0),                    /* handle */
+        TEST_INT64_BYTES(0)                     /* cookie */
+    };
+    const char* dev = GBINDER_DEFAULT_BINDER;
+    GBinderDriver* driver = gbinder_driver_new(dev, NULL);
+    GBinderRemoteReply* req = gbinder_remote_reply_new(NULL);
+    GBinderLocalReply* req2;
+    GBinderOutputData* data;
+    const GByteArray* bytes;
+    GUtilIntArray* offsets;
+    guint8* req_data = g_memdup(reply_data, sizeof(reply_data));
+    void** objects = g_new0(void*, 2);
+
+    /* Skip the 32-bit integer */
+    objects[0] = req_data + 4;
+    gbinder_remote_reply_set_data(req, gbinder_buffer_new(driver, req_data,
+        sizeof(reply_data), objects));
+
+    /* Convert to GBinderLocalReply */
+    req2 = gbinder_remote_reply_copy_to_local(req);
+    data = gbinder_local_reply_data(req2);
+    offsets = gbinder_output_data_offsets(data);
+    bytes = data->bytes;
+    g_assert(offsets);
+    g_assert(offsets->count == 1);
+    g_assert(offsets->data[0] == 4);
+    g_assert(!gbinder_output_data_buffers_size(data));
+    g_assert(bytes->len == sizeof(reply_data));
+
+    gbinder_remote_reply_unref(req);
+    gbinder_local_reply_unref(req2);
+    gbinder_driver_unref(driver);
+}
+
 /*==========================================================================*
  * Common
  *==========================================================================*/
@@ -241,6 +294,7 @@ int main(int argc, char* argv[])
     g_test_add_func(TEST_PREFIX "int64", test_int64);
     g_test_add_func(TEST_PREFIX "string8", test_string8);
     g_test_add_func(TEST_PREFIX "string16", test_string16);
+    g_test_add_func(TEST_PREFIX "to_local", test_to_local);
     test_init(&test_opt, argc, argv);
     return g_test_run();
 }

unit/unit_remote_request/unit_remote_request.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -37,6 +37,11 @@
 #include "gbinder_reader.h"
 #include "gbinder_remote_request_p.h"
 #include "gbinder_rpc_protocol.h"
+#include "gbinder_local_request_p.h"
+#include "gbinder_output_data.h"
+#include "gbinder_io.h"
+
+#include <gutil_intarray.h>
 
 static TestOpt test_opt;
 
@@ -50,6 +55,9 @@ static TestOpt test_opt;
     TEST_INT16_BYTES('f'), TEST_INT16_BYTES('o'), \
     TEST_INT16_BYTES('o'), 0x00, 0x00
 
+#define BINDER_TYPE_BINDER GBINDER_FOURCC('s', 'b', '*', 0x85)
+#define BINDER_OBJECT_SIZE_64 (GBINDER_MAX_BINDER_OBJECT_SIZE)
+
 /*==========================================================================*
  * null
  *==========================================================================*/
@@ -63,10 +71,13 @@ test_null(
 
     g_assert(!gbinder_remote_request_ref(NULL));
     gbinder_remote_request_unref(NULL);
-    gbinder_remote_request_set_data(NULL, NULL, NULL);
+    gbinder_remote_request_set_data(NULL, 0, NULL);
     gbinder_remote_request_init_reader(NULL, &reader);
+    gbinder_remote_request_block(NULL);
+    gbinder_remote_request_complete(NULL, NULL, 0);
     g_assert(gbinder_reader_at_end(&reader));
     g_assert(!gbinder_remote_request_interface(NULL));
+    g_assert(!gbinder_remote_request_copy_to_local(NULL));
     g_assert(gbinder_remote_request_sender_pid(NULL) == (pid_t)(-1));
     g_assert(gbinder_remote_request_sender_euid(NULL) == (uid_t)(-1));
     g_assert(!gbinder_remote_request_read_int32(NULL, NULL));
@@ -91,6 +102,10 @@ test_basic(
     GBinderRemoteRequest* req = gbinder_remote_request_new(NULL,
         gbinder_rpc_protocol_for_device(NULL), 0, 0);
 
+    /* These two calls are wrong but won't cause problems: */
+    gbinder_remote_request_block(req);
+    gbinder_remote_request_complete(req, NULL, 0);
+
     gbinder_remote_request_init_reader(req, &reader);
     g_assert(gbinder_reader_at_end(&reader));
     g_assert(!gbinder_remote_request_interface(req));
@@ -109,20 +124,20 @@ void
 test_int32(
     void)
 {
-    static const guint8 request_data [] = {
+    static const guint8 req_data [] = {
         TEST_RPC_HEADER,
         TEST_INT32_BYTES(42)
     };
     guint32 out1 = 0;
     gint32 out2 = 0;
     const char* dev = GBINDER_DEFAULT_BINDER;
-    GBinderDriver* driver = gbinder_driver_new(dev);
+    GBinderDriver* driver = gbinder_driver_new(dev, NULL);
     GBinderRemoteRequest* req = gbinder_remote_request_new(NULL,
         gbinder_rpc_protocol_for_device(dev), 0, 0);
 
-    gbinder_remote_request_set_data(req, gbinder_buffer_new(driver,
-        g_memdup(request_data, sizeof(request_data)), sizeof(request_data)),
-        NULL);
+    gbinder_remote_request_set_data(req, GBINDER_FIRST_CALL_TRANSACTION,
+        gbinder_buffer_new(driver, g_memdup(req_data, sizeof(req_data)),
+        sizeof(req_data), NULL));
 
     g_assert(!g_strcmp0(gbinder_remote_request_interface(req), TEST_RPC_IFACE));
     g_assert(gbinder_remote_request_read_uint32(req, &out1));
@@ -143,20 +158,20 @@ void
 test_int64(
     void)
 {
-    static const guint8 request_data [] = {
+    static const guint8 req_data [] = {
         TEST_RPC_HEADER,
         TEST_INT64_BYTES(42)
     };
     guint64 out1 = 0;
     gint64 out2 = 0;
     const char* dev = GBINDER_DEFAULT_BINDER;
-    GBinderDriver* driver = gbinder_driver_new(dev);
+    GBinderDriver* driver = gbinder_driver_new(dev, NULL);
     GBinderRemoteRequest* req = gbinder_remote_request_new(NULL,
         gbinder_rpc_protocol_for_device(dev), 0, 0);
 
-    gbinder_remote_request_set_data(req, gbinder_buffer_new(driver,
-        g_memdup(request_data, sizeof(request_data)), sizeof(request_data)),
-        NULL);
+    gbinder_remote_request_set_data(req, GBINDER_FIRST_CALL_TRANSACTION,
+        gbinder_buffer_new(driver, g_memdup(req_data, sizeof(req_data)),
+        sizeof(req_data), NULL));
 
     g_assert(!g_strcmp0(gbinder_remote_request_interface(req), TEST_RPC_IFACE));
     g_assert(gbinder_remote_request_read_uint64(req, &out1));
@@ -177,18 +192,18 @@ void
 test_string8(
     void)
 {
-    static const guint8 request_data [] = {
+    static const guint8 req_data [] = {
         TEST_RPC_HEADER,
         'b', 'a', 'r', 0x00
     };
     const char* dev = GBINDER_DEFAULT_BINDER;
-    GBinderDriver* driver = gbinder_driver_new(dev);
+    GBinderDriver* driver = gbinder_driver_new(dev, NULL);
     GBinderRemoteRequest* req = gbinder_remote_request_new(NULL,
         gbinder_rpc_protocol_for_device(dev), 0, 0);
 
-    gbinder_remote_request_set_data(req, gbinder_buffer_new(driver,
-        g_memdup(request_data, sizeof(request_data)), sizeof(request_data)),
-        NULL);
+    gbinder_remote_request_set_data(req, GBINDER_FIRST_CALL_TRANSACTION,
+        gbinder_buffer_new(driver, g_memdup(req_data, sizeof(req_data)),
+        sizeof(req_data), NULL));
 
     g_assert(!g_strcmp0(gbinder_remote_request_interface(req), TEST_RPC_IFACE));
     g_assert(!g_strcmp0(gbinder_remote_request_read_string8(req), "bar"));
@@ -206,21 +221,21 @@ void
 test_string16(
     void)
 {
-    static const guint8 request_data [] = {
+    static const guint8 req_data [] = {
         TEST_RPC_HEADER,
         TEST_INT32_BYTES(3),
         TEST_INT16_BYTES('b'), TEST_INT16_BYTES('a'),
         TEST_INT16_BYTES('r'), 0x00, 0x00
     };
     const char* dev = GBINDER_DEFAULT_BINDER;
-    GBinderDriver* driver = gbinder_driver_new(dev);
+    GBinderDriver* driver = gbinder_driver_new(dev, NULL);
     GBinderRemoteRequest* req = gbinder_remote_request_new(NULL,
         gbinder_rpc_protocol_for_device(dev), 0, 0);
     char* str;
 
-    gbinder_remote_request_set_data(req, gbinder_buffer_new(driver,
-        g_memdup(request_data, sizeof(request_data)), sizeof(request_data)),
-        NULL);
+    gbinder_remote_request_set_data(req, GBINDER_FIRST_CALL_TRANSACTION,
+        gbinder_buffer_new(driver, g_memdup(req_data, sizeof(req_data)),
+        sizeof(req_data), NULL));
 
     g_assert(!g_strcmp0(gbinder_remote_request_interface(req), TEST_RPC_IFACE));
     str = gbinder_remote_request_read_string16(req);
@@ -231,6 +246,59 @@ test_string16(
     gbinder_driver_unref(driver);
 }
 
+/*==========================================================================*
+ * to_local
+ *==========================================================================*/
+
+static
+void
+test_to_local(
+    void)
+{
+    static const guint8 request_data [] = {
+        TEST_RPC_HEADER,
+        /* 32-bit integer */
+        TEST_INT32_BYTES(42),
+        /* 64-bit NULL flat_binder_object */
+        TEST_INT32_BYTES(BINDER_TYPE_BINDER),   /* hdr.type */
+        TEST_INT32_BYTES(0x17f),                /* flags */
+        TEST_INT64_BYTES(0),                    /* handle */
+        TEST_INT64_BYTES(0)                     /* cookie */
+    };
+    const char* dev = GBINDER_DEFAULT_BINDER;
+    GBinderDriver* driver = gbinder_driver_new(dev, NULL);
+    GBinderRemoteRequest* req = gbinder_remote_request_new(NULL,
+        gbinder_rpc_protocol_for_device(dev), 0, 0);
+    GBinderLocalRequest* req2;
+    GBinderOutputData* data;
+    const GByteArray* bytes;
+    GUtilIntArray* offsets;
+    guint8* req_data = g_memdup(request_data, sizeof(request_data));
+    void** objects = g_new0(void*, 2);
+
+    /* Skip the 32-bit integer */
+    objects[0] = req_data + 4;
+    gbinder_remote_request_set_data(req, GBINDER_FIRST_CALL_TRANSACTION,
+        gbinder_buffer_new(driver, req_data, sizeof(request_data), objects));
+
+    g_assert(!g_strcmp0(gbinder_remote_request_interface(req), TEST_RPC_IFACE));
+
+    /* Convert to GBinderLocalRequest */
+    req2 = gbinder_remote_request_copy_to_local(req);
+    data = gbinder_local_request_data(req2);
+    offsets = gbinder_output_data_offsets(data);
+    bytes = data->bytes;
+    g_assert(offsets);
+    g_assert(offsets->count == 1);
+    g_assert(offsets->data[0] == 4);
+    g_assert(!gbinder_output_data_buffers_size(data));
+    g_assert(bytes->len == sizeof(request_data));
+
+    gbinder_remote_request_unref(req);
+    gbinder_local_request_unref(req2);
+    gbinder_driver_unref(driver);
+}
+
 /*==========================================================================*
  * Common
  *==========================================================================*/
@@ -246,6 +314,7 @@ int main(int argc, char* argv[])
     g_test_add_func(TEST_PREFIX "int64", test_int64);
     g_test_add_func(TEST_PREFIX "string8", test_string8);
     g_test_add_func(TEST_PREFIX "string16", test_string16);
+    g_test_add_func(TEST_PREFIX "to_local", test_to_local);
     test_init(&test_opt, argc, argv);
     return g_test_run();
 }

unit/unit_servicemanager/Makefile

@@ -0,0 +1,5 @@
+# -*- Mode: makefile-gmake -*-
+
+EXE = unit_servicemanager
+
+include ../common/Makefile

unit/unit_servicemanager/unit_servicemanager.c

@@ -0,0 +1,684 @@
+/*
+ * Copyright (C) 2018 Jolla Ltd.
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
+ *
+ * You may use this file under the terms of BSD license as follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "test_common.h"
+
+#include "gbinder_client_p.h"
+#include "gbinder_remote_object_p.h"
+#include "gbinder_ipc.h"
+#include "gbinder_local_object_p.h"
+#include "gbinder_servicemanager_p.h"
+#include "gbinder_rpc_protocol.h"
+
+#include <gutil_strv.h>
+#include <gutil_macros.h>
+
+#include <errno.h>
+
+static TestOpt test_opt;
+
+static
+void
+test_get_service_func(
+    GBinderServiceManager* sm,
+    GBinderRemoteObject* obj,
+    int status,
+    void* user_data)
+{
+    g_assert(FALSE);
+}
+
+static
+void
+test_add_service_func(
+    GBinderServiceManager* sm,
+    int status,
+    void* user_data)
+{
+    g_assert(FALSE);
+}
+
+static
+void
+test_registration_func_inc(
+    GBinderServiceManager* sm,
+    const char* name,
+    void* user_data)
+{
+    int* count = user_data;
+
+    (*count)++;
+}
+
+static
+GBinderLocalReply*
+test_transact_func(
+    GBinderLocalObject* obj,
+    GBinderRemoteRequest* req,
+    guint code,
+    guint flags,
+    int* status,
+    void* user_data)
+{
+    return NULL;
+}
+
+/*==========================================================================*
+ * TestServiceManager
+ *==========================================================================*/
+
+typedef GBinderServiceManagerClass TestServiceManagerClass;
+typedef struct test_servicemanager {
+    GBinderServiceManager manager;
+    GBinderRemoteObject* remote;
+    char** services;
+    gboolean reject_name;
+} TestServiceManager;
+
+#define TEST_SERVICEMANAGER(obj) \
+    G_CAST(obj, TestServiceManager, manager.parent)
+#define TEST_SERVICEMANAGER2(obj, type) \
+    G_TYPE_CHECK_INSTANCE_CAST((obj), (type), TestServiceManager)
+
+static
+char**
+test_servicemanager_list(
+    GBinderServiceManager* sm)
+{
+    TestServiceManager* self = TEST_SERVICEMANAGER(sm);
+
+    return g_strdupv(self->services);
+}
+
+static
+GBinderRemoteObject*
+test_servicemanager_get_service(
+    GBinderServiceManager* sm,
+    const char* name,
+    int* status)
+{
+    TestServiceManager* self = TEST_SERVICEMANAGER(sm);
+
+    if (gutil_strv_contains(self->services, name)) {
+        if (!self->remote) {
+            self->remote = gbinder_ipc_get_remote_object
+                (gbinder_client_ipc(sm->client), 1);
+        }
+        *status = GBINDER_STATUS_OK;
+        return gbinder_remote_object_ref(self->remote);
+    } else {
+        *status = (-ENOENT);
+        return NULL;
+    }
+}
+
+static
+int
+test_servicemanager_add_service(
+    GBinderServiceManager* sm,
+    const char* name,
+    GBinderLocalObject* obj)
+{
+    TestServiceManager* self = TEST_SERVICEMANAGER(sm);
+
+    if (!gutil_strv_contains(self->services, name)) {
+        self->services = gutil_strv_add(self->services, name);
+    }
+    return GBINDER_STATUS_OK;
+}
+
+/*==========================================================================*
+ * TestHwServiceManager
+ *==========================================================================*/
+
+typedef TestServiceManagerClass TestHwServiceManagerClass;
+typedef TestServiceManager TestHwServiceManager;
+
+G_DEFINE_TYPE(TestHwServiceManager, test_hwservicemanager,
+    GBINDER_TYPE_SERVICEMANAGER)
+
+#define TEST_HWSERVICEMANAGER_HANDLE (0)
+#define TEST_HWSERVICEMANAGER_IFACE "android.hidl.manager@1.0::IServiceManager"
+#define TEST_TYPE_HWSERVICEMANAGER (test_hwservicemanager_get_type())
+#define TEST_IS_HWSERVICEMANAGER(obj) \
+    G_TYPE_CHECK_INSTANCE_TYPE(obj, TEST_TYPE_HWSERVICEMANAGER)
+#define TEST_HWSERVICEMANAGER(obj) \
+    TEST_SERVICEMANAGER2(obj, TEST_TYPE_HWSERVICEMANAGER)
+
+static
+GBINDER_SERVICEMANAGER_NAME_CHECK
+test_hwservicemanager_check_name(
+    GBinderServiceManager* sm,
+    const char* name)
+{
+    TestHwServiceManager* self = TEST_HWSERVICEMANAGER(sm);
+
+    return (!name || self->reject_name) ? 
+        GBINDER_SERVICEMANAGER_NAME_INVALID :
+        GBINDER_SERVICEMANAGER_NAME_NORMALIZE;
+}
+
+static
+char*
+test_hwservicemanager_normalize_name(
+    GBinderServiceManager* self,
+    const char* name)
+{
+    return g_strdup(name);
+}
+
+static
+gboolean
+test_hwservicemanager_watch(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+    return TRUE;
+}
+
+static
+void
+test_hwservicemanager_unwatch(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+}
+
+static
+void
+test_hwservicemanager_init(
+    TestHwServiceManager* self)
+{
+}
+
+static
+void
+test_hwservicemanager_finalize(
+    GObject* object)
+{
+    TestHwServiceManager* self = TEST_HWSERVICEMANAGER(object);
+
+    gbinder_remote_object_unref(self->remote);
+    g_strfreev(self->services);
+    G_OBJECT_CLASS(test_hwservicemanager_parent_class)->finalize(object);
+}
+
+static
+void
+test_hwservicemanager_class_init(
+    TestHwServiceManagerClass* klass)
+{
+    klass->handle = TEST_HWSERVICEMANAGER_HANDLE;
+    klass->iface = TEST_HWSERVICEMANAGER_IFACE;
+    klass->default_device = GBINDER_DEFAULT_HWBINDER;
+    klass->rpc_protocol = &gbinder_rpc_protocol_hwbinder;
+    klass->list = test_servicemanager_list;
+    klass->get_service = test_servicemanager_get_service;
+    klass->add_service = test_servicemanager_add_service;
+    klass->check_name = test_hwservicemanager_check_name;
+    klass->normalize_name = test_hwservicemanager_normalize_name;
+    klass->watch = test_hwservicemanager_watch;
+    klass->unwatch = test_hwservicemanager_unwatch;
+    G_OBJECT_CLASS(klass)->finalize = test_hwservicemanager_finalize;
+}
+
+GBinderServiceManager*
+gbinder_hwservicemanager_new(
+    const char* dev)
+{
+    return gbinder_servicemanager_new_with_type(TEST_TYPE_HWSERVICEMANAGER,
+        dev);
+}
+
+/*==========================================================================*
+ * TestDefServiceManager
+ *==========================================================================*/
+
+typedef TestServiceManagerClass TestDefServiceManagerClass;
+typedef TestServiceManager TestDefServiceManager;
+
+G_DEFINE_TYPE(TestDefServiceManager, test_defservicemanager,
+    GBINDER_TYPE_SERVICEMANAGER)
+
+#define TEST_DEFSERVICEMANAGER_HANDLE (0)
+#define TEST_DEFSERVICEMANAGER_IFACE "android.os.IServiceManager"
+#define TEST_TYPE_DEFSERVICEMANAGER (test_defservicemanager_get_type())
+#define TEST_IS_DEFSERVICEMANAGER(obj) \
+    G_TYPE_CHECK_INSTANCE_TYPE(obj, TEST_TYPE_DEFSERVICEMANAGER)
+#define TEST_DEFSERVICEMANAGER(obj) \
+    TEST_SERVICEMANAGER2(obj, TEST_TYPE_DEFSERVICEMANAGER)
+
+static
+GBINDER_SERVICEMANAGER_NAME_CHECK
+test_defservicemanager_check_name(
+    GBinderServiceManager* sm,
+    const char* name)
+{
+    TestDefServiceManager* self = TEST_DEFSERVICEMANAGER(sm);
+
+    return (!name || self->reject_name) ? 
+        GBINDER_SERVICEMANAGER_NAME_INVALID :
+        GBINDER_SERVICEMANAGER_NAME_OK;
+}
+
+static
+gboolean
+test_defservicemanager_watch(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+    return FALSE;
+}
+
+static
+void
+test_defservicemanager_init(
+    TestDefServiceManager* self)
+{
+}
+
+static
+void
+test_defservicemanager_finalize(
+    GObject* object)
+{
+    TestDefServiceManager* self = TEST_DEFSERVICEMANAGER(object);
+
+    gbinder_remote_object_unref(self->remote);
+    g_strfreev(self->services);
+    G_OBJECT_CLASS(test_defservicemanager_parent_class)->finalize(object);
+}
+
+static
+void
+test_defservicemanager_class_init(
+    TestDefServiceManagerClass* klass)
+{
+    klass->handle = TEST_DEFSERVICEMANAGER_HANDLE;
+    klass->iface = TEST_DEFSERVICEMANAGER_IFACE;
+    klass->default_device = GBINDER_DEFAULT_BINDER;
+    klass->rpc_protocol = &gbinder_rpc_protocol_binder;
+    klass->list = test_servicemanager_list;
+    klass->get_service = test_servicemanager_get_service;
+    klass->add_service = test_servicemanager_add_service;
+    klass->check_name = test_defservicemanager_check_name;
+    klass->watch = test_defservicemanager_watch;
+    G_OBJECT_CLASS(klass)->finalize = test_defservicemanager_finalize;
+}
+
+GBinderServiceManager*
+gbinder_defaultservicemanager_new(
+    const char* dev)
+{
+    return gbinder_servicemanager_new_with_type(TEST_TYPE_DEFSERVICEMANAGER,
+        dev);
+}
+
+/*==========================================================================*
+ * null
+ *==========================================================================*/
+
+static
+void
+test_null(
+    void)
+{
+    g_assert(!gbinder_servicemanager_new_with_type(0, NULL));
+    g_assert(!gbinder_servicemanager_new_local_object(NULL, NULL, NULL, NULL));
+    g_assert(!gbinder_servicemanager_ref(NULL));
+    g_assert(!gbinder_servicemanager_list(NULL, NULL, NULL));
+    g_assert(!gbinder_servicemanager_list_sync(NULL));
+    g_assert(!gbinder_servicemanager_get_service(NULL, NULL, NULL, NULL));
+    g_assert(!gbinder_servicemanager_get_service_sync(NULL, NULL, NULL));
+    g_assert(!gbinder_servicemanager_add_service(NULL, NULL, NULL, NULL, NULL));
+    g_assert(gbinder_servicemanager_add_service_sync(NULL, NULL, NULL) ==
+        (-EINVAL));
+    g_assert(!gbinder_servicemanager_add_registration_handler(NULL, NULL,
+        NULL, NULL));
+    gbinder_servicemanager_remove_handler(NULL, 0);
+    gbinder_servicemanager_cancel(NULL, 0);
+    gbinder_servicemanager_unref(NULL);
+}
+
+/*==========================================================================*
+ * invalid
+ *==========================================================================*/
+
+static
+void
+test_invalid(
+    void)
+{
+    int status = 0;
+    GBinderServiceManager* sm =
+        gbinder_servicemanager_new(GBINDER_DEFAULT_HWBINDER);
+
+    g_assert(!gbinder_servicemanager_new_with_type(GBINDER_TYPE_LOCAL_OBJECT,
+        NULL));
+    g_assert(TEST_IS_HWSERVICEMANAGER(sm));
+    g_assert(!gbinder_servicemanager_list(sm, NULL, NULL));
+    g_assert(!gbinder_servicemanager_get_service(sm, "foo", NULL, NULL));
+    g_assert(!gbinder_servicemanager_get_service(sm, NULL,
+        test_get_service_func, NULL));
+    g_assert(!gbinder_servicemanager_get_service_sync(sm, NULL, NULL));
+    g_assert(!gbinder_servicemanager_get_service_sync(sm, NULL, &status));
+    g_assert(status == (-EINVAL));
+    g_assert(!gbinder_servicemanager_add_service(sm, "foo", NULL, NULL, NULL));
+    g_assert(!gbinder_servicemanager_add_service(sm, NULL, NULL,
+        test_add_service_func, NULL));
+    g_assert(gbinder_servicemanager_add_service_sync(sm, NULL, NULL) ==
+        (-EINVAL));
+    g_assert(gbinder_servicemanager_add_service_sync(sm, "foo", NULL) ==
+        (-EINVAL));
+    g_assert(!gbinder_servicemanager_add_registration_handler(sm, NULL, NULL,
+        NULL));
+
+    gbinder_servicemanager_cancel(sm, 0);
+    gbinder_servicemanager_remove_handler(sm, 0);
+    gbinder_servicemanager_unref(sm);
+}
+
+/*==========================================================================*
+ * basic
+ *==========================================================================*/
+
+static
+void
+test_basic(
+    void)
+{ 
+    GBinderServiceManager* sm =
+        gbinder_servicemanager_new(GBINDER_DEFAULT_HWBINDER);
+    GBinderLocalObject* obj;
+
+    g_assert(sm);
+    obj = gbinder_servicemanager_new_local_object(sm, "foo.bar",
+        test_transact_func, NULL);
+    g_assert(obj);
+    gbinder_local_object_unref(obj);
+
+    g_assert(gbinder_servicemanager_ref(sm) == sm);
+    gbinder_servicemanager_unref(sm);
+    gbinder_servicemanager_unref(sm);
+}
+
+/*==========================================================================*
+ * reuse
+ *==========================================================================*/
+
+static
+void
+test_reuse(
+    void)
+{ 
+    GBinderServiceManager* m1 =
+        gbinder_servicemanager_new(GBINDER_DEFAULT_BINDER);
+    GBinderServiceManager* m2 =
+        gbinder_servicemanager_new(GBINDER_DEFAULT_BINDER);
+    GBinderServiceManager* vnd1 =
+        gbinder_servicemanager_new("/dev/vpnbinder");
+    GBinderServiceManager* vnd2 =
+        gbinder_servicemanager_new("/dev/vpnbinder");
+    GBinderServiceManager* hw1 =
+        gbinder_servicemanager_new(GBINDER_DEFAULT_HWBINDER);
+    GBinderServiceManager* hw2 =
+        gbinder_servicemanager_new(GBINDER_DEFAULT_HWBINDER);
+
+    g_assert(m1);
+    g_assert(m1 == m2);
+
+    g_assert(vnd1);
+    g_assert(vnd1 == vnd2);
+    g_assert(vnd1 != m1);
+
+    g_assert(hw1);
+    g_assert(hw1 == hw2);
+    g_assert(hw1 != m1);
+    g_assert(hw1 != vnd1);
+
+    gbinder_servicemanager_unref(m1);
+    gbinder_servicemanager_unref(m2);
+    gbinder_servicemanager_unref(vnd1);
+    gbinder_servicemanager_unref(vnd2);
+    gbinder_servicemanager_unref(hw1);
+    gbinder_servicemanager_unref(hw2);
+}
+
+/*==========================================================================*
+ * notify
+ *==========================================================================*/
+
+static
+void
+test_notify_type(
+    GType t)
+{
+    GBinderServiceManager* sm = gbinder_servicemanager_new_with_type(t, NULL);
+    TestHwServiceManager* test = TEST_SERVICEMANAGER2(sm, t);
+    const char* name = "foo";
+    int count = 0;
+    gulong id1 = gbinder_servicemanager_add_registration_handler(sm, name,
+        test_registration_func_inc, &count);
+    gulong id2 = gbinder_servicemanager_add_registration_handler(sm, name,
+        test_registration_func_inc, &count);
+
+    g_assert(id1 && id2);
+    test->services = gutil_strv_add(test->services, name);
+    gbinder_servicemanager_service_registered(sm, name);
+    g_assert(count == 2);
+    count = 0;
+
+    /* Nothing is going to happen if the name get rejected by the class */
+    test->reject_name = TRUE;
+    g_assert(!gbinder_servicemanager_add_registration_handler(sm, name,
+        test_registration_func_inc, &count));
+    gbinder_servicemanager_service_registered(sm, name);
+    g_assert(!count);
+
+    gbinder_servicemanager_remove_handler(sm, id1);
+    gbinder_servicemanager_remove_handler(sm, id2);
+    gbinder_servicemanager_unref(sm);
+}
+
+static
+void
+test_notify(
+    void)
+{
+    test_notify_type(TEST_TYPE_HWSERVICEMANAGER);
+    test_notify_type(TEST_TYPE_DEFSERVICEMANAGER);
+}
+
+/*==========================================================================*
+ * list
+ *==========================================================================*/
+
+static
+gboolean
+test_list_func(
+    GBinderServiceManager* sm,
+    char** services,
+    void* user_data)
+{
+    TestHwServiceManager* test = TEST_SERVICEMANAGER(sm);
+
+    g_assert(gutil_strv_equal(test->services, services));
+    test_quit_later((GMainLoop*)user_data);
+    return FALSE;
+}
+
+static
+void
+test_list(
+    void)
+{
+    GBinderServiceManager* sm = gbinder_servicemanager_new(NULL);
+    TestHwServiceManager* test = TEST_SERVICEMANAGER(sm);
+    GMainLoop* loop = g_main_loop_new(NULL, FALSE);
+    char** list;
+    gulong id;
+
+    test->services = gutil_strv_add(test->services, "foo");
+    list = gbinder_servicemanager_list_sync(sm);
+    g_assert(gutil_strv_equal(test->services, list));
+    g_strfreev(list);
+
+    id = gbinder_servicemanager_list(sm, test_list_func, loop);
+    g_assert(id);
+
+    test_run(&test_opt, loop);
+
+    gbinder_servicemanager_unref(sm);
+    g_main_loop_unref(loop);
+}
+
+/*==========================================================================*
+ * get
+ *==========================================================================*/
+
+static
+void
+test_get_func(
+    GBinderServiceManager* sm,
+    GBinderRemoteObject* obj,
+    int status,
+    void* user_data)
+{
+    g_assert(status == GBINDER_STATUS_OK);
+    g_assert(obj);
+    test_quit_later((GMainLoop*)user_data);
+}
+
+static
+void
+test_get(
+    void)
+{
+    GBinderServiceManager* sm = gbinder_servicemanager_new(NULL);
+    TestHwServiceManager* test = TEST_SERVICEMANAGER(sm);
+    int status = -1;
+    GBinderLocalObject* obj =
+        gbinder_servicemanager_new_local_object(sm, "foo.bar",
+            test_transact_func, NULL);
+    GMainLoop* loop = g_main_loop_new(NULL, FALSE);
+    gulong id;
+
+    /* Add a service */
+    g_assert(obj);
+    g_assert(gbinder_servicemanager_add_service_sync(sm, "foo", obj) ==
+        GBINDER_STATUS_OK);
+    gbinder_local_object_unref(obj);
+    g_assert(gutil_strv_contains(test->services, "foo"));
+
+    /* And get it back */
+    g_assert(gbinder_servicemanager_get_service_sync(sm, "foo", &status));
+    g_assert(status == GBINDER_STATUS_OK);
+
+    /* Wrong name */
+    g_assert(!gbinder_servicemanager_get_service_sync(sm, "bar", &status));
+    g_assert(status == (-ENOENT));
+
+    /* Get it asynchronously */
+    id = gbinder_servicemanager_get_service(sm, "foo", test_get_func, loop);
+    g_assert(id);
+
+    test_run(&test_opt, loop);
+
+    gbinder_servicemanager_unref(sm);
+    g_main_loop_unref(loop);
+}
+
+/*==========================================================================*
+ * add
+ *==========================================================================*/
+
+static
+void
+test_add_func(
+    GBinderServiceManager* sm,
+    int status,
+    void* user_data)
+{
+    g_assert(status == GBINDER_STATUS_OK);
+    test_quit_later((GMainLoop*)user_data);
+}
+
+static
+void
+test_add(
+    void)
+{
+    GBinderServiceManager* sm = gbinder_servicemanager_new(NULL);
+    TestHwServiceManager* test = TEST_SERVICEMANAGER(sm);
+    GBinderLocalObject* obj =
+        gbinder_servicemanager_new_local_object(sm, "foo.bar",
+            test_transact_func, NULL);
+    GMainLoop* loop = g_main_loop_new(NULL, FALSE);
+    gulong id = gbinder_servicemanager_add_service(sm, "foo", obj,
+        test_add_func, loop);
+
+    g_assert(id);
+    test_run(&test_opt, loop);
+    g_assert(gutil_strv_contains(test->services, "foo"));
+
+    gbinder_servicemanager_unref(sm);
+    g_main_loop_unref(loop);
+}
+
+/*==========================================================================*
+ * Common
+ *==========================================================================*/
+
+#define TEST_(t) "/servicemanager/" t
+
+int main(int argc, char* argv[])
+{
+    g_test_init(&argc, &argv, NULL);
+    g_test_add_func(TEST_("null"), test_null);
+    g_test_add_func(TEST_("invalid"), test_invalid);
+    g_test_add_func(TEST_("basic"), test_basic);
+    g_test_add_func(TEST_("reuse"), test_reuse);
+    g_test_add_func(TEST_("notify"), test_notify);
+    g_test_add_func(TEST_("list"), test_list);
+    g_test_add_func(TEST_("get"), test_get);
+    g_test_add_func(TEST_("add"), test_add);
+    test_init(&test_opt, argc, argv);
+    return g_test_run();
+}
+
+/*
+ * Local Variables:
+ * mode: C
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */

unit/unit_servicepoll/Makefile

@@ -0,0 +1,5 @@
+# -*- Mode: makefile-gmake -*-
+
+EXE = unit_servicepoll
+
+include ../common/Makefile

unit/unit_servicepoll/unit_servicepoll.c

@@ -0,0 +1,448 @@
+/*
+ * Copyright (C) 2018 Jolla Ltd.
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
+ *
+ * You may use this file under the terms of BSD license as follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived
+ *      from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "test_common.h"
+
+#include "gbinder_servicemanager_p.h"
+#include "gbinder_servicepoll.h"
+#include "gbinder_rpc_protocol.h"
+
+#include <gutil_strv.h>
+#include <gutil_log.h>
+
+#include <errno.h>
+
+static TestOpt test_opt;
+
+/*==========================================================================*
+ * TestServiceManager
+ *==========================================================================*/
+
+typedef GBinderServiceManagerClass TestServiceManagerClass;
+typedef struct test_servicemanager {
+    GBinderServiceManager manager;
+    GMutex mutex;
+    char** services;
+} TestServiceManager;
+
+G_DEFINE_TYPE(TestServiceManager, test_servicemanager,
+    GBINDER_TYPE_SERVICEMANAGER)
+
+#define TEST_SERVICEMANAGER_HANDLE (0)
+#define TEST_SERVICEMANAGER_IFACE "android.os.IServiceManager"
+#define TEST_TYPE_SERVICEMANAGER (test_servicemanager_get_type())
+#define TEST_SERVICEMANAGER(obj) G_TYPE_CHECK_INSTANCE_CAST((obj), \
+    TEST_TYPE_SERVICEMANAGER, TestServiceManager)
+
+static
+char**
+test_servicemanager_list(
+    GBinderServiceManager* manager)
+{
+    char** ret;
+    TestServiceManager* self = TEST_SERVICEMANAGER(manager);
+
+    g_mutex_lock(&self->mutex);
+    ret = g_strdupv(self->services);
+    GDEBUG("%u", gutil_strv_length(ret));
+    g_mutex_unlock(&self->mutex);
+    return ret;
+}
+
+static
+GBinderRemoteObject*
+test_servicemanager_get_service(
+    GBinderServiceManager* manager,
+    const char* name,
+    int* status)
+{
+    *status = (-ENOENT);
+    return NULL;
+}
+
+static
+int
+test_servicemanager_add_service(
+    GBinderServiceManager* manager,
+    const char* name,
+    GBinderLocalObject* obj)
+{
+    TestServiceManager* self = TEST_SERVICEMANAGER(manager);
+
+    g_mutex_lock(&self->mutex);
+    if (!gutil_strv_contains(self->services, name)) {
+        self->services = gutil_strv_add(self->services, name);
+    }
+    g_mutex_unlock(&self->mutex);
+    return GBINDER_STATUS_OK;
+}
+
+static
+GBINDER_SERVICEMANAGER_NAME_CHECK
+test_servicemanager_check_name(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+    return name ?
+        GBINDER_SERVICEMANAGER_NAME_INVALID :
+        GBINDER_SERVICEMANAGER_NAME_OK;
+}
+
+static
+gboolean
+test_servicemanager_watch(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+    return TRUE;
+}
+
+static
+void
+test_servicemanager_unwatch(
+    GBinderServiceManager* manager,
+    const char* name)
+{
+}
+
+static
+void
+test_servicemanager_init(
+    TestServiceManager* self)
+{
+    g_mutex_init(&self->mutex);
+}
+
+static
+void
+test_servicemanager_finalize(
+    GObject* object)
+{
+    TestServiceManager* self = TEST_SERVICEMANAGER(object);
+
+    g_mutex_clear(&self->mutex);
+    g_strfreev(self->services);
+    G_OBJECT_CLASS(test_servicemanager_parent_class)->finalize(object);
+}
+
+static
+void
+test_servicemanager_class_init(
+    TestServiceManagerClass* klass)
+{
+    klass->handle = TEST_SERVICEMANAGER_HANDLE;
+    klass->iface = TEST_SERVICEMANAGER_IFACE;
+    klass->default_device = GBINDER_DEFAULT_HWBINDER;
+    klass->rpc_protocol = &gbinder_rpc_protocol_binder;
+    klass->list = test_servicemanager_list;
+    klass->get_service = test_servicemanager_get_service;
+    klass->add_service = test_servicemanager_add_service;
+    klass->check_name = test_servicemanager_check_name;
+    klass->watch = test_servicemanager_watch;
+    klass->unwatch = test_servicemanager_unwatch;
+    G_OBJECT_CLASS(klass)->finalize = test_servicemanager_finalize;
+}
+
+GBinderServiceManager*
+gbinder_defaultservicemanager_new(
+    const char* dev)
+{
+    return gbinder_servicemanager_new_with_type(TEST_TYPE_SERVICEMANAGER, dev);
+}
+
+GBinderServiceManager*
+gbinder_hwservicemanager_new(
+    const char* dev)
+{
+    return gbinder_servicemanager_new(dev);
+}
+
+/*==========================================================================*
+ * null
+ *==========================================================================*/
+
+static
+void
+test_null(
+    void)
+{
+    g_assert(!gbinder_servicepoll_ref(NULL));
+    g_assert(!gbinder_servicepoll_manager(NULL));
+    g_assert(!gbinder_servicepoll_is_known_name(NULL, ""));
+    g_assert(!gbinder_servicepoll_add_handler(NULL, NULL, NULL));
+    gbinder_servicepoll_remove_handler(NULL, 0);
+    gbinder_servicepoll_unref(NULL);
+}
+
+/*==========================================================================*
+ * basic
+ *==========================================================================*/
+
+static
+void
+test_basic(
+    void)
+{
+    GBinderServicePoll* weakptr = NULL;
+    GBinderServiceManager* manager = gbinder_servicemanager_new(NULL);
+    GBinderServicePoll* poll = gbinder_servicepoll_new(manager, NULL);
+
+    g_assert(poll);
+    g_assert(gbinder_servicepoll_manager(poll) == manager);
+    g_assert(!gbinder_servicepoll_is_known_name(poll, "foo"));
+    g_assert(!gbinder_servicepoll_add_handler(poll, NULL, NULL));
+    gbinder_servicepoll_remove_handler(poll, 0); /* this does nothing */
+    gbinder_servicepoll_unref(poll);
+
+    poll = gbinder_servicepoll_new(manager, &weakptr);
+    g_assert(poll == weakptr);
+    g_assert(poll == gbinder_servicepoll_new(manager, &weakptr));
+    gbinder_servicepoll_unref(poll);
+    gbinder_servicepoll_unref(poll);
+
+    gbinder_servicemanager_unref(manager);
+}
+
+/*==========================================================================*
+ * notify1
+ *==========================================================================*/
+
+static
+void
+test_notify_proc(
+    GBinderServicePoll* poll,
+    const char* name_added,
+    void* user_data)
+{
+    GDEBUG("\"%s\" added", name_added);
+    if (!g_strcmp0(name_added, "foo")) {
+        test_quit_later((GMainLoop*)user_data);
+    }
+}
+
+static
+gboolean
+test_notify1_foo(
+    gpointer user_data)
+{
+    TestServiceManager* test = user_data;
+
+    g_mutex_lock(&test->mutex);
+    GDEBUG("adding \"foo\"");
+    test->services = gutil_strv_add(test->services, "foo");
+    g_mutex_unlock(&test->mutex);
+    return G_SOURCE_REMOVE;
+}
+
+static
+gboolean
+test_notify1_bar(
+    gpointer user_data)
+{
+    TestServiceManager* test = user_data;
+
+    g_mutex_lock(&test->mutex);
+    GDEBUG("adding \"bar\"");
+    test->services = gutil_strv_add(test->services, "bar");
+    g_mutex_unlock(&test->mutex);
+    return G_SOURCE_REMOVE;
+}
+
+static
+void
+test_notify1(
+    void)
+{
+    GBinderServicePoll* weakptr = NULL;
+    GBinderServiceManager* manager = gbinder_servicemanager_new(NULL);
+    TestServiceManager* test = TEST_SERVICEMANAGER(manager);
+    GMainLoop* loop = g_main_loop_new(NULL, FALSE);
+    GBinderServicePoll* poll;
+    gulong id;
+
+    gbinder_servicepoll_interval_ms = 100;
+    poll = gbinder_servicepoll_new(manager, &weakptr);
+    g_timeout_add(2 * gbinder_servicepoll_interval_ms,
+        test_notify1_bar, test);
+    g_timeout_add(4 * gbinder_servicepoll_interval_ms,
+        test_notify1_foo, test);
+
+    id = gbinder_servicepoll_add_handler(poll, test_notify_proc, loop);
+    g_assert(id);
+
+    test_run(&test_opt, loop);
+
+    g_assert(gbinder_servicepoll_is_known_name(poll, "foo"));
+    g_assert(gbinder_servicepoll_is_known_name(poll, "bar"));
+    gbinder_servicepoll_remove_handler(poll, id);
+    gbinder_servicepoll_unref(poll);
+    g_assert(!weakptr);
+    gbinder_servicemanager_unref(manager);
+    g_main_loop_unref(loop);
+}
+
+/*==========================================================================*
+ * notify2
+ *==========================================================================*/
+
+static
+gboolean
+test_notify2_foo(
+    gpointer user_data)
+{
+    TestServiceManager* test = user_data;
+
+    g_mutex_lock(&test->mutex);
+    GDEBUG("services = [\"bar\",\"foo\"]");
+    g_strfreev(test->services);
+    test->services = g_strsplit("bar,bar3,foo", ",", -1);
+    g_mutex_unlock(&test->mutex);
+    return G_SOURCE_REMOVE;
+}
+
+static
+gboolean
+test_notify2_bar(
+    gpointer user_data)
+{
+    TestServiceManager* test = user_data;
+
+    g_mutex_lock(&test->mutex);
+    GDEBUG("services = [\"bar1\",\"bar2\",\"bar3\"]");
+    g_strfreev(test->services);
+    test->services = g_strsplit("bar1,bar2,bar3", ",", -1);
+    g_mutex_unlock(&test->mutex);
+    return G_SOURCE_REMOVE;
+}
+
+static
+void
+test_notify2(
+    void)
+{
+    GBinderServicePoll* weakptr = NULL;
+    GBinderServiceManager* manager = gbinder_servicemanager_new(NULL);
+    TestServiceManager* test = TEST_SERVICEMANAGER(manager);
+    GMainLoop* loop = g_main_loop_new(NULL, FALSE);
+    GBinderServicePoll* poll;
+    gulong id;
+
+    gbinder_servicepoll_interval_ms = 100;
+    poll = gbinder_servicepoll_new(manager, &weakptr);
+    g_timeout_add(2 * gbinder_servicepoll_interval_ms,
+        test_notify2_bar, test);
+    g_timeout_add(4 * gbinder_servicepoll_interval_ms,
+        test_notify2_foo, test);
+
+    /* Reusing test_notify_proc */
+    id = gbinder_servicepoll_add_handler(poll, test_notify_proc, loop);
+    g_assert(id);
+
+    test_run(&test_opt, loop);
+
+    g_assert(gbinder_servicepoll_is_known_name(poll, "foo"));
+    g_assert(gbinder_servicepoll_is_known_name(poll, "bar"));
+    g_assert(gbinder_servicepoll_is_known_name(poll, "bar3"));
+    g_assert(!gbinder_servicepoll_is_known_name(poll, "bar1"));
+    g_assert(!gbinder_servicepoll_is_known_name(poll, "bar2"));
+    gbinder_servicepoll_remove_handler(poll, id);
+    gbinder_servicepoll_unref(poll);
+    g_assert(!weakptr);
+    gbinder_servicemanager_unref(manager);
+    g_main_loop_unref(loop);
+}
+
+/*==========================================================================*
+ * already_there
+ *==========================================================================*/
+
+static
+void
+test_already_there_proc(
+    GBinderServicePoll* poll,
+    const char* name_added,
+    void* user_data)
+{
+    g_assert(!g_strcmp0(name_added, "foo"));
+    test_quit_later((GMainLoop*)user_data);
+}
+
+static
+void
+test_already_there(
+    void)
+{
+    GBinderServicePoll* weakptr = NULL;
+    GBinderServiceManager* manager = gbinder_servicemanager_new(NULL);
+    GBinderServicePoll* poll = gbinder_servicepoll_new(manager, &weakptr);
+    TestServiceManager* test = TEST_SERVICEMANAGER(manager);
+    GMainLoop* loop = g_main_loop_new(NULL, FALSE);
+    gulong id;
+
+    test->services = gutil_strv_add(test->services, "foo");
+    id = gbinder_servicepoll_add_handler(poll, test_already_there_proc, loop);
+
+    g_assert(id);
+    test_run(&test_opt, loop);
+
+    gbinder_servicepoll_remove_handler(poll, id);
+    gbinder_servicepoll_unref(poll);
+    g_assert(!weakptr);
+    gbinder_servicemanager_unref(manager);
+    g_main_loop_unref(loop);
+}
+
+/*==========================================================================*
+ * Common
+ *==========================================================================*/
+
+#define TEST_(t) "/servicepoll/" t
+
+int main(int argc, char* argv[])
+{
+    g_test_init(&argc, &argv, NULL);
+    g_test_add_func(TEST_("null"), test_null);
+    g_test_add_func(TEST_("basic"), test_basic);
+    g_test_add_func(TEST_("notify1"), test_notify1);
+    g_test_add_func(TEST_("notify2"), test_notify2);
+    g_test_add_func(TEST_("already_there"), test_already_there);
+    test_init(&test_opt, argc, argv);
+    return g_test_run();
+}
+
+/*
+ * Local Variables:
+ * mode: C
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */

unit/unit_writer/unit_writer.c

@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2018 Jolla Ltd.
- * Contact: Slava Monich <slava.monich@jolla.com>
+ * Copyright (C) 2018 Slava Monich <slava.monich@jolla.com>
  *
  * You may use this file under the terms of BSD license as follows:
  *
@@ -13,9 +13,9 @@
  *   2. Redistributions in binary form must reproduce the above copyright
  *      notice, this list of conditions and the following disclaimer in the
  *      documentation and/or other materials provided with the distribution.
- *   3. Neither the name of Jolla Ltd nor the names of its contributors may
- *      be used to endorse or promote products derived from this software
- *      without specific prior written permission.
+ *   3. Neither the names of the copyright holders nor the names of its
+ *      contributors may be used to endorse or promote products derived from
+ *      this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
@@ -39,6 +39,8 @@
 
 #include <gutil_intarray.h>
 
+#include <unistd.h>
+
 static TestOpt test_opt;
 
 #define BUFFER_OBJECT_SIZE_32 (24)
@@ -74,10 +76,13 @@ test_null(
     gbinder_writer_append_string16(&writer, NULL);
     gbinder_writer_append_string16_len(NULL, NULL, 0);
     gbinder_writer_append_string16_len(&writer, NULL, 0);
+    gbinder_writer_append_string16_utf16(NULL, NULL, 0);
     gbinder_writer_append_bool(NULL, FALSE);
     gbinder_writer_append_bool(&writer, FALSE);
+    gbinder_writer_append_fd(NULL, 0);
     gbinder_writer_append_bytes(NULL, NULL, 0);
     gbinder_writer_append_bytes(&writer, NULL, 0);
+    gbinder_writer_append_hidl_vec(NULL, NULL, 0, 0);
     gbinder_writer_append_hidl_string(NULL, NULL);
     gbinder_writer_append_hidl_string(&writer, NULL);
     gbinder_writer_append_hidl_string_vec(NULL, NULL, 0);
@@ -90,9 +95,52 @@ test_null(
     gbinder_writer_append_local_object(&writer, NULL);
     gbinder_writer_append_remote_object(NULL, NULL);
     gbinder_writer_append_remote_object(&writer, NULL);
+    gbinder_writer_append_byte_array(NULL, NULL, 0);
+    gbinder_writer_append_byte_array(&writer, NULL, 0);
+    gbinder_writer_add_cleanup(NULL, NULL, 0);
+    gbinder_writer_add_cleanup(NULL, g_free, 0);
 
     g_assert(!gbinder_output_data_offsets(NULL));
     g_assert(!gbinder_output_data_buffers_size(NULL));
+    g_assert(!gbinder_writer_malloc(NULL, 0));
+    g_assert(!gbinder_writer_malloc0(NULL, 0));
+    g_assert(!gbinder_writer_memdup(&writer, NULL, 0));
+    g_assert(!gbinder_writer_memdup(NULL, &writer, 0));
+}
+
+/*==========================================================================*
+ * cleanup
+ *==========================================================================*/
+
+static
+void
+test_cleanup_fn(
+    gpointer ptr)
+{
+    (*((int*)ptr))++;
+}
+
+static
+void
+test_cleanup(
+    void)
+{
+    GBinderLocalRequest* req = gbinder_local_request_new(&gbinder_io_32, NULL);
+    GBinderWriter writer;
+    int cleanup_count = 0;
+    int value = 42;
+    int* zero;
+    int* copy;
+
+    gbinder_local_request_init_writer(req, &writer);
+    zero = gbinder_writer_new0(&writer, int);
+    copy = gbinder_writer_memdup(&writer, &value, sizeof(value));
+    g_assert(*zero == 0);
+    g_assert(*copy == value);
+    gbinder_writer_add_cleanup(&writer, test_cleanup_fn, &cleanup_count);
+    gbinder_writer_add_cleanup(&writer, test_cleanup_fn, &cleanup_count);
+    gbinder_local_request_unref(req);
+    g_assert(cleanup_count == 2);
 }
 
 /*==========================================================================*
@@ -201,9 +249,9 @@ test_bool(
     void)
 {
     const char encoded[] = {
-        0x00, 0xff, 0xff, 0xff,
-        0x01, 0xff, 0xff, 0xff,
-        0x01, 0xff, 0xff, 0xff
+        0x00, 0x00, 0x00, 0x00,
+        0x01, 0x00, 0x00, 0x00,
+        0x01, 0x00, 0x00, 0x00
     };
     GBinderLocalRequest* req = gbinder_local_request_new(&gbinder_io_32, NULL);
     GBinderOutputData* data;
@@ -339,6 +387,136 @@ test_string16(
     gbinder_local_request_unref(req);
 }
 
+/*==========================================================================*
+ * utf16
+ *==========================================================================*/
+
+typedef struct test_utf16_data {
+    const char* name;
+    const gunichar2* in;
+    gssize in_len;
+    const guint8* out;
+    gssize out_len;
+} TestUtf16Data;
+
+static const guint8 utf16_tests_data_null[] = {
+    TEST_INT32_BYTES(-1)
+};
+
+static const guint8 utf16_tests_data_empty[] = {
+    TEST_INT32_BYTES(0),
+    0x00, 0x00, 0xff, 0xff
+};
+
+static const guint8 utf16_tests_data_x[] = {
+    TEST_INT32_BYTES(1),
+    TEST_INT16_BYTES('x'), 0x00, 0x00
+};
+
+static const guint8 utf16_tests_data_xy[] = {
+    TEST_INT32_BYTES(2),
+    TEST_INT16_BYTES('x'), TEST_INT16_BYTES('y'),
+    0x00, 0x00, 0x00, 0x00
+};
+
+static const gunichar2 utf16_tests_input_empty[] = { 0 };
+static const gunichar2 utf16_tests_input_x[] = { 'x', 0 };
+static const gunichar2 utf16_tests_input_xy[] = { 'x', 'y', 0 };
+
+static const TestUtf16Data test_utf16_tests[] = {
+    { "null", NULL, -1,
+      TEST_ARRAY_AND_SIZE(utf16_tests_data_null) },
+    { "empty", utf16_tests_input_empty, -1,
+      TEST_ARRAY_AND_SIZE(utf16_tests_data_empty) },
+    { "1", utf16_tests_input_x, -1,
+      TEST_ARRAY_AND_SIZE(utf16_tests_data_x) },
+    { "2", utf16_tests_input_xy, 1,
+      TEST_ARRAY_AND_SIZE(utf16_tests_data_x) },
+    { "3", utf16_tests_input_xy, -1,
+      TEST_ARRAY_AND_SIZE(utf16_tests_data_xy) }
+};
+
+static
+void
+test_utf16(
+    gconstpointer test_data)
+{
+    const TestUtf16Data* test = test_data;
+    GBinderLocalRequest* req = gbinder_local_request_new(&gbinder_io_32, NULL);
+    GBinderOutputData* data;
+    GBinderWriter writer;
+
+    gbinder_local_request_init_writer(req, &writer);
+    gbinder_writer_append_string16_utf16(&writer, test->in, test->in_len);
+    data = gbinder_local_request_data(req);
+    g_assert(!gbinder_output_data_offsets(data));
+    g_assert(!gbinder_output_data_buffers_size(data));
+    g_assert(data->bytes->len == test->out_len);
+    g_assert(!memcmp(data->bytes->data, test->out, test->out_len));
+    gbinder_local_request_unref(req);
+}
+
+/*==========================================================================*
+ * hidl_vec
+ *==========================================================================*/
+
+typedef struct test_hidl_vec_data {
+    const char* name;
+    const GBinderIo* io;
+    const void* data;
+    const gsize count;
+    const gsize elemsize;
+    const guint* offsets;
+    guint offsets_count;
+    guint buffers_size;
+} TestHidlVecData;
+
+static guint test_hidl_vec_offsets_0[] =
+    { 0 };
+static guint test_hidl_vec_offsets_32[] =
+    { 0, BUFFER_OBJECT_SIZE_32 };
+static guint test_hidl_vec_offsets_64[] =
+    { 0, BUFFER_OBJECT_SIZE_64 };
+
+static const TestHidlVecData test_hidl_vec_tests[] = {
+    { "32/null", &gbinder_io_32, NULL, 0, 0,
+      TEST_ARRAY_AND_COUNT(test_hidl_vec_offsets_0), sizeof(GBinderHidlVec) },
+    { "32/2x1", &gbinder_io_32, "xy", 2, 1,
+      TEST_ARRAY_AND_COUNT(test_hidl_vec_offsets_32),
+      sizeof(GBinderHidlVec) + 8 /* vec data aligned at 8 bytes boundary */ },
+    { "64/null", &gbinder_io_64, NULL, 0, 0,
+      TEST_ARRAY_AND_COUNT(test_hidl_vec_offsets_0), sizeof(GBinderHidlVec) },
+    { "64/2x2", &gbinder_io_64, "xxyy", 2, 2,
+      TEST_ARRAY_AND_COUNT(test_hidl_vec_offsets_64),
+      sizeof(GBinderHidlVec) + 8 /* vec data aligned at 8 bytes boundary */ }
+};
+
+static
+void
+test_hidl_vec(
+    gconstpointer test_data)
+{
+    const TestHidlVecData* test = test_data;
+    GBinderLocalRequest* req = gbinder_local_request_new(test->io, NULL);
+    GBinderOutputData* data;
+    GBinderWriter writer;
+    GUtilIntArray* offsets;
+    guint i;
+
+    gbinder_local_request_init_writer(req, &writer);
+    gbinder_writer_append_hidl_vec(&writer, test->data,
+        test->count, test->elemsize);
+    data = gbinder_local_request_data(req);
+    offsets = gbinder_output_data_offsets(data);
+    g_assert(offsets);
+    g_assert(offsets->count == test->offsets_count);
+    for (i = 0; i < offsets->count; i++) {
+        g_assert(offsets->data[i] == test->offsets[i]);
+    }
+    g_assert(gbinder_output_data_buffers_size(data) == test->buffers_size);
+    gbinder_local_request_unref(req);
+}
+
 /*==========================================================================*
  * hidl_string
  *==========================================================================*/
@@ -361,15 +539,17 @@ static guint test_hidl_string_offsets_64[] =
 
 static const TestHidlStringData test_hidl_string_tests[] = {
     { "32/null", &gbinder_io_32, NULL,
-      TEST_ARRAY_AND_COUNT(test_hidl_string_offsets_0), sizeof(HidlString) },
+      TEST_ARRAY_AND_COUNT(test_hidl_string_offsets_0),
+      sizeof(GBinderHidlString) },
     { "32/xxx", &gbinder_io_32, "xxx",
       TEST_ARRAY_AND_COUNT(test_hidl_string_offsets_32),
-      sizeof(HidlString) + 8 /* string data aligned at 8 bytes boundary */ },
+      sizeof(GBinderHidlString) + 8 /* string data aligned at 8 bytes */ },
     { "64/null", &gbinder_io_64, NULL,
-      TEST_ARRAY_AND_COUNT(test_hidl_string_offsets_0), sizeof(HidlString) },
+      TEST_ARRAY_AND_COUNT(test_hidl_string_offsets_0),
+      sizeof(GBinderHidlString) },
     { "64/xxxxxxx", &gbinder_io_64, "xxxxxxx",
       TEST_ARRAY_AND_COUNT(test_hidl_string_offsets_64),
-      sizeof(HidlString) + 8 /* string data aligned at 8 bytes boundary */ }
+      sizeof(GBinderHidlString) + 8 /* string data aligned at 8 bytes */ }
 };
 
 static
@@ -417,8 +597,9 @@ test_hidl_string2(
     g_assert(offsets->data[0] == 0);
     g_assert(offsets->data[1] == BUFFER_OBJECT_SIZE_32);
     g_assert(offsets->data[2] == 2*BUFFER_OBJECT_SIZE_32);
-    /* 2 HidlStrings + "foo" aligned at 8 bytes boundary */
-    g_assert(gbinder_output_data_buffers_size(data) == 2*sizeof(HidlString)+8);
+    /* 2 GBinderHidlStrings + "foo" aligned at 8 bytes boundary */
+    g_assert(gbinder_output_data_buffers_size(data) ==
+        (2 * sizeof(GBinderHidlString) + 8));
 
     gbinder_local_request_unref(req);
 }
@@ -449,18 +630,18 @@ static guint test_hidl_string_vec_offsets_1_64[] =
 static const TestHidlStringVecData test_hidl_string_vec_tests[] = {
     { "32/null", &gbinder_io_32, NULL, -1,
       TEST_ARRAY_AND_COUNT(test_hidl_string_vec_offsets_empty),
-      sizeof(HidlVec) },
+      sizeof(GBinderHidlVec) },
     { "32/1", &gbinder_io_32,
       (const char**)TEST_ARRAY_AND_COUNT(test_hidl_string_vec_data_1),
       TEST_ARRAY_AND_COUNT(test_hidl_string_vec_offsets_1_32),
-      sizeof(HidlVec) + sizeof(HidlString) + 8 },
+      sizeof(GBinderHidlVec) + sizeof(GBinderHidlString) + 8 },
     { "64/null", &gbinder_io_64, NULL, -1,
       TEST_ARRAY_AND_COUNT(test_hidl_string_vec_offsets_empty),
-      sizeof(HidlVec) },
+      sizeof(GBinderHidlVec) },
     { "64/1", &gbinder_io_64,
       (const char**)TEST_ARRAY_AND_COUNT(test_hidl_string_vec_data_1),
       TEST_ARRAY_AND_COUNT(test_hidl_string_vec_offsets_1_64),
-      sizeof(HidlVec) + sizeof(HidlString) + 8 },
+      sizeof(GBinderHidlVec) + sizeof(GBinderHidlString) + 8 },
 };
 
 static
@@ -569,6 +750,76 @@ test_parent(
     gbinder_local_request_unref(req);
 }
 
+/*==========================================================================*
+ * fd
+ * fd_invalid
+ *==========================================================================*/
+
+static
+void
+test_fd2(
+    int fd)
+{
+    GBinderLocalRequest* req = gbinder_local_request_new(&gbinder_io_32, NULL);
+    GBinderOutputData* data;
+    GUtilIntArray* offsets;
+    GBinderWriter writer;
+
+    gbinder_local_request_init_writer(req, &writer);
+    gbinder_writer_append_fd(&writer, fd);
+    data = gbinder_local_request_data(req);
+    offsets = gbinder_output_data_offsets(data);
+    g_assert(offsets);
+    g_assert(offsets->count == 1);
+    g_assert(offsets->data[0] == 0);
+    g_assert(!gbinder_output_data_buffers_size(data));
+    g_assert(data->bytes->len == BINDER_OBJECT_SIZE_32);
+    gbinder_local_request_unref(req);
+}
+
+static
+void
+test_fd(
+    void)
+{
+    test_fd2(0);
+}
+
+static
+void
+test_fd_invalid(
+    void)
+{
+    test_fd2(-1);
+}
+
+/*==========================================================================*
+ * fd_close_error
+ *==========================================================================*/
+
+static
+void
+test_fd_close_error(
+    void)
+{
+    const GBinderIo* io = &gbinder_io_32;
+    GBinderLocalRequest* req = gbinder_local_request_new(io, NULL);
+    GBinderOutputData* data;
+    GBinderWriter writer;
+    int fd = -1;
+
+    gbinder_local_request_init_writer(req, &writer);
+    gbinder_writer_append_fd(&writer, STDOUT_FILENO);
+    data = gbinder_local_request_data(req);
+    g_assert(data->bytes->len == BINDER_OBJECT_SIZE_32);
+
+    /* Fetch duplicated fd and close it. That makes the second close
+     * done by gbinder_writer_data_close_fd() fail. */
+    g_assert(io->decode_fd_object(data->bytes->data, data->bytes->len, &fd));
+    g_assert(close(fd) == 0);
+    gbinder_local_request_unref(req);
+}
+
 /*==========================================================================*
  * local_object
  *==========================================================================*/
@@ -621,38 +872,108 @@ test_remote_object(
     gbinder_local_request_unref(req);
 }
 
+/*==========================================================================*
+ * byte_array
+ *==========================================================================*/
+
+static
+void
+test_byte_array(
+    void)
+{
+    GBinderLocalRequest* req;
+    GBinderOutputData* data;
+    GBinderWriter writer;
+
+    const char in_data[] = "abcd1234";
+    gint32 in_len = sizeof(in_data) - 1;
+    gint32 null_len = -1;
+
+    /* test for NULL byte array with non-zero len */
+    req = gbinder_local_request_new(&gbinder_io_64, NULL);
+    gbinder_local_request_init_writer(req, &writer);
+    gbinder_writer_append_byte_array(&writer, NULL, 42);
+    data = gbinder_local_request_data(req);
+    g_assert(!gbinder_output_data_offsets(data));
+    g_assert(!gbinder_output_data_buffers_size(data));
+    g_assert(data->bytes->len == sizeof(gint32));
+    g_assert(!memcmp(data->bytes->data, &null_len, data->bytes->len));
+    gbinder_local_request_unref(req);
+
+    /* test for valid array with zero len */
+    req = gbinder_local_request_new(&gbinder_io_64, NULL);
+    gbinder_local_request_init_writer(req, &writer);
+    gbinder_writer_append_byte_array(&writer, in_data, 0);
+    data = gbinder_local_request_data(req);
+    g_assert(!gbinder_output_data_offsets(data));
+    g_assert(!gbinder_output_data_buffers_size(data));
+    g_assert(data->bytes->len == sizeof(gint32));
+    g_assert(!memcmp(data->bytes->data, &null_len, data->bytes->len));
+    gbinder_local_request_unref(req);
+
+    /* test for valid array with correct len */
+    req = gbinder_local_request_new(&gbinder_io_64, NULL);
+    gbinder_local_request_init_writer(req, &writer);
+    gbinder_writer_append_byte_array(&writer, in_data, in_len);
+    data = gbinder_local_request_data(req);
+    g_assert(!gbinder_output_data_offsets(data));
+    g_assert(!gbinder_output_data_buffers_size(data));
+    g_assert(data->bytes->len == sizeof(in_len) + in_len);
+    g_assert(!memcmp(data->bytes->data, &in_len, sizeof(in_len)));
+    g_assert(!memcmp(data->bytes->data + sizeof(in_len), in_data, in_len));
+    gbinder_local_request_unref(req);
+}
+
 /*==========================================================================*
  * Common
  *==========================================================================*/
 
 #define TEST_PREFIX "/writer/"
+#define TEST_(t) TEST_PREFIX t
 
 int main(int argc, char* argv[])
 {
     guint i;
 
     g_test_init(&argc, &argv, NULL);
-    g_test_add_func(TEST_PREFIX "null", test_null);
-    g_test_add_func(TEST_PREFIX "int32", test_int32);
-    g_test_add_func(TEST_PREFIX "int64", test_int64);
-    g_test_add_func(TEST_PREFIX "float", test_float);
-    g_test_add_func(TEST_PREFIX "double", test_double);
-    g_test_add_func(TEST_PREFIX "bool", test_bool);
-    g_test_add_func(TEST_PREFIX "bytes", test_bytes);
-    g_test_add_func(TEST_PREFIX "string8", test_string8);
+    g_test_add_func(TEST_("null"), test_null);
+    g_test_add_func(TEST_("cleanup"), test_cleanup);
+    g_test_add_func(TEST_("int32"), test_int32);
+    g_test_add_func(TEST_("int64"), test_int64);
+    g_test_add_func(TEST_("float"), test_float);
+    g_test_add_func(TEST_("double"), test_double);
+    g_test_add_func(TEST_("bool"), test_bool);
+    g_test_add_func(TEST_("bytes"), test_bytes);
+    g_test_add_func(TEST_("string8"), test_string8);
 
     for (i = 0; i < G_N_ELEMENTS(test_string16_tests); i++) {
         const TestString16Data* test = test_string16_tests + i;
-        char* path = g_strconcat(TEST_PREFIX "string16/", test->name, NULL);
+        char* path = g_strconcat(TEST_("string16/"), test->name, NULL);
 
         g_test_add_data_func(path, test, test_string16);
         g_free(path);
     }
 
-    g_test_add_func(TEST_PREFIX "hidl_string/2strings", test_hidl_string2);
+    for (i = 0; i < G_N_ELEMENTS(test_utf16_tests); i++) {
+        const TestUtf16Data* test = test_utf16_tests + i;
+        char* path = g_strconcat(TEST_("utf16/"), test->name, NULL);
+
+        g_test_add_data_func(path, test, test_utf16);
+        g_free(path);
+    }
+
+    for (i = 0; i < G_N_ELEMENTS(test_hidl_vec_tests); i++) {
+        const TestHidlVecData* test = test_hidl_vec_tests + i;
+        char* path = g_strconcat(TEST_("hidl_vec/"), test->name, NULL);
+
+        g_test_add_data_func(path, test, test_hidl_vec);
+        g_free(path);
+    }
+
+    g_test_add_func(TEST_("hidl_string/2strings"), test_hidl_string2);
     for (i = 0; i < G_N_ELEMENTS(test_hidl_string_tests); i++) {
         const TestHidlStringData* test = test_hidl_string_tests + i;
-        char* path = g_strconcat(TEST_PREFIX "hidl_string/", test->name, NULL);
+        char* path = g_strconcat(TEST_("hidl_string/"), test->name, NULL);
 
         g_test_add_data_func(path, test, test_hidl_string);
         g_free(path);
@@ -660,17 +981,20 @@ int main(int argc, char* argv[])
 
     for (i = 0; i < G_N_ELEMENTS(test_hidl_string_vec_tests); i++) {
         const TestHidlStringVecData* test = test_hidl_string_vec_tests + i;
-        char* path = g_strconcat(TEST_PREFIX "hidl_string_vec/",
-            test->name, NULL);
+        char* path = g_strconcat(TEST_("hidl_string_vec/"), test->name, NULL);
 
         g_test_add_data_func(path, test, test_hidl_string_vec);
         g_free(path);
     }
 
-    g_test_add_func(TEST_PREFIX "buffer", test_buffer);
-    g_test_add_func(TEST_PREFIX "parent", test_parent);
-    g_test_add_func(TEST_PREFIX "local_object", test_local_object);
-    g_test_add_func(TEST_PREFIX "remote_object", test_remote_object);
+    g_test_add_func(TEST_("buffer"), test_buffer);
+    g_test_add_func(TEST_("parent"), test_parent);
+    g_test_add_func(TEST_("fd"), test_fd);
+    g_test_add_func(TEST_("fd_invalid"), test_fd_invalid);
+    g_test_add_func(TEST_("fd_close_error"), test_fd_close_error);
+    g_test_add_func(TEST_("local_object"), test_local_object);
+    g_test_add_func(TEST_("remote_object"), test_remote_object);
+    g_test_add_func(TEST_("byte_array"), test_byte_array);
     test_init(&test_opt, argc, argv);
     return g_test_run();
 }