LineageOS/android_packages_modules_Connectivity
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Use resetConnections with resetMask.

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Bug: 4981919
Change-Id: I5dec2da0756d5083bc81494fd583672704537694
This commit is contained in:
Wink Saville
2011-07-07 16:17:06 -07:00
parent 0768006559
commit c101c56ecc
3 changed files with 29 additions and 8 deletions
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18
core/java/android/net/NetworkUtils.java
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@@ -38,8 +38,22 @@ public class NetworkUtils {
/** Bring the named network interface down. */
public native static int disableInterface(String interfaceName);
/** Reset any sockets that are connected via the named interface. */
public native static int resetConnections(String interfaceName);
/** Setting bit 0 indicates reseting of IPv4 addresses required */
public static final int RESET_IPV4_ADDRESSES = 0x01;
/** Setting bit 1 indicates reseting of IPv4 addresses required */
public static final int RESET_IPV6_ADDRESSES = 0x02;
/** Reset all addresses */
public static final int RESET_ALL_ADDRESSES = RESET_IPV4_ADDRESSES | RESET_IPV6_ADDRESSES;
/**
* Reset IPv6 or IPv4 sockets that are connected via the named interface.
*
* @param interfaceName is the interface to reset
* @param mask {@see #RESET_IPV4_ADDRESSES} and {@see #RESET_IPV6_ADDRESSES}
*/
public native static int resetConnections(String interfaceName, int mask);
/**
* Start the DHCP client daemon, in order to have it request addresses

13
core/jni/android_net_NetUtils.cpp
View File

@@ -26,7 +26,7 @@
extern "C" {
int ifc_enable(const char *ifname);
int ifc_disable(const char *ifname);
int ifc_reset_connections(const char *ifname);
int ifc_reset_connections(const char *ifname, int reset_mask);
int dhcp_do_request(const char *ifname,
const char *ipaddr,
@@ -91,12 +91,17 @@ static jint android_net_utils_disableInterface(JNIEnv* env, jobject clazz, jstri
return (jint)result;
}
static jint android_net_utils_resetConnections(JNIEnv* env, jobject clazz, jstring ifname)
static jint android_net_utils_resetConnections(JNIEnv* env, jobject clazz,
jstring ifname, jint mask)
{
int result;
const char *nameStr = env->GetStringUTFChars(ifname, NULL);
result = ::ifc_reset_connections(nameStr);
LOGD("android_net_utils_resetConnections in env=%p clazz=%p iface=%s mask=0x%x\n",
env, clazz, nameStr, mask);
result = ::ifc_reset_connections(nameStr, mask);
env->ReleaseStringUTFChars(ifname, nameStr);
return (jint)result;
}
@@ -207,7 +212,7 @@ static JNINativeMethod gNetworkUtilMethods[] = {
{ "enableInterface", "(Ljava/lang/String;)I", (void *)android_net_utils_enableInterface },
{ "disableInterface", "(Ljava/lang/String;)I", (void *)android_net_utils_disableInterface },
{ "resetConnections", "(Ljava/lang/String;)I", (void *)android_net_utils_resetConnections },
{ "resetConnections", "(Ljava/lang/String;I)I", (void *)android_net_utils_resetConnections },
{ "runDhcp", "(Ljava/lang/String;Landroid/net/DhcpInfoInternal;)Z", (void *)android_net_utils_runDhcp },
{ "runDhcpRenew", "(Ljava/lang/String;Landroid/net/DhcpInfoInternal;)Z", (void *)android_net_utils_runDhcpRenew },
{ "stopDhcp", "(Ljava/lang/String;)Z", (void *)android_net_utils_stopDhcp },

6
services/java/com/android/server/ConnectivityService.java
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@@ -1435,8 +1435,10 @@ public class ConnectivityService extends IConnectivityManager.Stub {
if (linkProperties != null) {
String iface = linkProperties.getInterfaceName();
if (TextUtils.isEmpty(iface) == false) {
if (DBG) log("resetConnections(" + iface + ")");
NetworkUtils.resetConnections(iface);
if (DBG) {
log("resetConnections(" + iface + ", NetworkUtils.RESET_ALL_ADDRESSES)");
}
NetworkUtils.resetConnections(iface, NetworkUtils.RESET_ALL_ADDRESSES);
}
}
}