Add dump info to IpSecService

Bug:38350824

Test: runtest frameworks-net

Change-Id: Ifa11d55e9d337016ad865baada627db3aa8c2db3

core/java/android/net/IpSecAlgorithm.java

@@ -16,8 +16,10 @@
 package android.net;
 
 import android.annotation.StringDef;
+import android.os.Build;
 import android.os.Parcel;
 import android.os.Parcelable;
+import com.android.internal.util.HexDump;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 
@@ -182,4 +184,17 @@ public final class IpSecAlgorithm implements Parcelable {
                 return false;
         }
     }
+
+    @Override
+    public String toString() {
+        return new StringBuilder()
+                .append("{mName=")
+                .append(mName)
+                .append(", mKey=")
+                .append(Build.IS_DEBUGGABLE ? HexDump.toHexString(mKey) : "<hidden>")
+                .append(", mTruncLenBits=")
+                .append(mTruncLenBits)
+                .append("}")
+                .toString();
+    }
 };

core/java/android/net/IpSecConfig.java

@@ -47,9 +47,22 @@ public final class IpSecConfig implements Parcelable {
 
         // Authentication Algorithm
         IpSecAlgorithm authentication;
+
+        @Override
+        public String toString() {
+            return new StringBuilder()
+                    .append("{spiResourceId=")
+                    .append(spiResourceId)
+                    .append(", encryption=")
+                    .append(encryption)
+                    .append(", authentication=")
+                    .append(authentication)
+                    .append("}")
+                    .toString();
+        }
     }
 
-    Flow[] flow = new Flow[] {new Flow(), new Flow()};
+    final Flow[] flow = new Flow[] {new Flow(), new Flow()};
 
     // For tunnel mode IPv4 UDP Encapsulation
     // IpSecTransform#ENCAP_ESP_*, such as ENCAP_ESP_OVER_UDP_IKE
@@ -166,6 +179,35 @@ public final class IpSecConfig implements Parcelable {
         encapRemotePort = in.readInt();
     }
 
+    @Override
+    public String toString() {
+        StringBuilder strBuilder = new StringBuilder();
+        strBuilder
+                .append("{mode=")
+                .append(mode == IpSecTransform.MODE_TUNNEL ? "TUNNEL" : "TRANSPORT")
+                .append(", localAddress=")
+                .append(localAddress)
+                .append(", remoteAddress=")
+                .append(remoteAddress)
+                .append(", network=")
+                .append(network)
+                .append(", encapType=")
+                .append(encapType)
+                .append(", encapLocalPortResourceId=")
+                .append(encapLocalPortResourceId)
+                .append(", encapRemotePort=")
+                .append(encapRemotePort)
+                .append(", nattKeepaliveInterval=")
+                .append(nattKeepaliveInterval)
+                .append(", flow[OUT]=")
+                .append(flow[IpSecTransform.DIRECTION_OUT])
+                .append(", flow[IN]=")
+                .append(flow[IpSecTransform.DIRECTION_IN])
+                .append("}");
+
+        return strBuilder.toString();
+    }
+
     public static final Parcelable.Creator<IpSecConfig> CREATOR =
             new Parcelable.Creator<IpSecConfig>() {
                 public IpSecConfig createFromParcel(Parcel in) {

core/java/android/net/IpSecTransform.java

@@ -67,10 +67,10 @@ public final class IpSecTransform implements AutoCloseable {
     public @interface TransformDirection {}
 
     /** @hide */
-    private static final int MODE_TUNNEL = 0;
+    public static final int MODE_TUNNEL = 0;
 
     /** @hide */
-    private static final int MODE_TRANSPORT = 1;
+    public static final int MODE_TRANSPORT = 1;
 
     /** @hide */
     public static final int ENCAP_NONE = 0;