Merge changes from topic "re-enable-ipsec"
am: 680525c742

Change-Id: Ia1d1f3981a9dd1eb8f60631d318211daf135d575
diff --git a/api/current.txt b/api/current.txt
index 8582610..d31e2aa 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -8951,6 +8951,7 @@
     field public static final java.lang.String HARDWARE_PROPERTIES_SERVICE = "hardware_properties";
     field public static final java.lang.String INPUT_METHOD_SERVICE = "input_method";
     field public static final java.lang.String INPUT_SERVICE = "input";
+    field public static final java.lang.String IPSEC_SERVICE = "ipsec";
     field public static final java.lang.String JOB_SCHEDULER_SERVICE = "jobscheduler";
     field public static final java.lang.String KEYGUARD_SERVICE = "keyguard";
     field public static final java.lang.String LAUNCHER_APPS_SERVICE = "launcherapps";
@@ -25523,6 +25524,67 @@
     field public static final android.os.Parcelable.Creator<android.net.IpPrefix> CREATOR;
   }
 
+  public final class IpSecAlgorithm implements android.os.Parcelable {
+    ctor public IpSecAlgorithm(java.lang.String, byte[]);
+    ctor public IpSecAlgorithm(java.lang.String, byte[], int);
+    method public int describeContents();
+    method public byte[] getKey();
+    method public java.lang.String getName();
+    method public int getTruncationLengthBits();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final java.lang.String AUTH_HMAC_MD5 = "hmac(md5)";
+    field public static final java.lang.String AUTH_HMAC_SHA1 = "hmac(sha1)";
+    field public static final java.lang.String AUTH_HMAC_SHA256 = "hmac(sha256)";
+    field public static final java.lang.String AUTH_HMAC_SHA384 = "hmac(sha384)";
+    field public static final java.lang.String AUTH_HMAC_SHA512 = "hmac(sha512)";
+    field public static final android.os.Parcelable.Creator<android.net.IpSecAlgorithm> CREATOR;
+    field public static final java.lang.String CRYPT_AES_CBC = "cbc(aes)";
+  }
+
+  public final class IpSecManager {
+    method public void applyTransportModeTransform(java.io.FileDescriptor, android.net.IpSecTransform) throws java.io.IOException;
+    method public android.net.IpSecManager.UdpEncapsulationSocket openUdpEncapsulationSocket(int) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException;
+    method public android.net.IpSecManager.UdpEncapsulationSocket openUdpEncapsulationSocket() throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException;
+    method public void removeTransportModeTransform(java.io.FileDescriptor, android.net.IpSecTransform) throws java.io.IOException;
+    method public android.net.IpSecManager.SecurityParameterIndex reserveSecurityParameterIndex(int, java.net.InetAddress) throws android.net.IpSecManager.ResourceUnavailableException;
+    method public android.net.IpSecManager.SecurityParameterIndex reserveSecurityParameterIndex(int, java.net.InetAddress, int) throws android.net.IpSecManager.ResourceUnavailableException, android.net.IpSecManager.SpiUnavailableException;
+    field public static final int INVALID_SECURITY_PARAMETER_INDEX = 0; // 0x0
+  }
+
+  public static final class IpSecManager.ResourceUnavailableException extends android.util.AndroidException {
+  }
+
+  public static final class IpSecManager.SecurityParameterIndex implements java.lang.AutoCloseable {
+    method public void close();
+    method protected void finalize();
+    method public int getSpi();
+  }
+
+  public static final class IpSecManager.SpiUnavailableException extends android.util.AndroidException {
+    method public int getSpi();
+  }
+
+  public static final class IpSecManager.UdpEncapsulationSocket implements java.lang.AutoCloseable {
+    method public void close() throws java.io.IOException;
+    method public int getPort();
+    method public java.io.FileDescriptor getSocket();
+  }
+
+  public final class IpSecTransform implements java.lang.AutoCloseable {
+    method public void close();
+    field public static final int DIRECTION_IN = 0; // 0x0
+    field public static final int DIRECTION_OUT = 1; // 0x1
+  }
+
+  public static class IpSecTransform.Builder {
+    ctor public IpSecTransform.Builder(android.content.Context);
+    method public android.net.IpSecTransform buildTransportModeTransform(java.net.InetAddress) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException, android.net.IpSecManager.SpiUnavailableException;
+    method public android.net.IpSecTransform.Builder setAuthentication(int, android.net.IpSecAlgorithm);
+    method public android.net.IpSecTransform.Builder setEncryption(int, android.net.IpSecAlgorithm);
+    method public android.net.IpSecTransform.Builder setIpv4Encapsulation(android.net.IpSecManager.UdpEncapsulationSocket, int);
+    method public android.net.IpSecTransform.Builder setSpi(int, android.net.IpSecManager.SecurityParameterIndex);
+  }
+
   public class LinkAddress implements android.os.Parcelable {
     method public int describeContents();
     method public java.net.InetAddress getAddress();
diff --git a/api/system-current.txt b/api/system-current.txt
index 1bb7fdf..07d8386 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -9462,6 +9462,7 @@
     field public static final java.lang.String HDMI_CONTROL_SERVICE = "hdmi_control";
     field public static final java.lang.String INPUT_METHOD_SERVICE = "input_method";
     field public static final java.lang.String INPUT_SERVICE = "input";
+    field public static final java.lang.String IPSEC_SERVICE = "ipsec";
     field public static final java.lang.String JOB_SCHEDULER_SERVICE = "jobscheduler";
     field public static final java.lang.String KEYGUARD_SERVICE = "keyguard";
     field public static final java.lang.String LAUNCHER_APPS_SERVICE = "launcherapps";
@@ -27719,6 +27720,69 @@
     field public static final android.os.Parcelable.Creator<android.net.IpPrefix> CREATOR;
   }
 
+  public final class IpSecAlgorithm implements android.os.Parcelable {
+    ctor public IpSecAlgorithm(java.lang.String, byte[]);
+    ctor public IpSecAlgorithm(java.lang.String, byte[], int);
+    method public int describeContents();
+    method public byte[] getKey();
+    method public java.lang.String getName();
+    method public int getTruncationLengthBits();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final java.lang.String AUTH_HMAC_MD5 = "hmac(md5)";
+    field public static final java.lang.String AUTH_HMAC_SHA1 = "hmac(sha1)";
+    field public static final java.lang.String AUTH_HMAC_SHA256 = "hmac(sha256)";
+    field public static final java.lang.String AUTH_HMAC_SHA384 = "hmac(sha384)";
+    field public static final java.lang.String AUTH_HMAC_SHA512 = "hmac(sha512)";
+    field public static final android.os.Parcelable.Creator<android.net.IpSecAlgorithm> CREATOR;
+    field public static final java.lang.String CRYPT_AES_CBC = "cbc(aes)";
+  }
+
+  public final class IpSecManager {
+    method public void applyTransportModeTransform(java.io.FileDescriptor, android.net.IpSecTransform) throws java.io.IOException;
+    method public android.net.IpSecManager.UdpEncapsulationSocket openUdpEncapsulationSocket(int) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException;
+    method public android.net.IpSecManager.UdpEncapsulationSocket openUdpEncapsulationSocket() throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException;
+    method public void removeTransportModeTransform(java.io.FileDescriptor, android.net.IpSecTransform) throws java.io.IOException;
+    method public android.net.IpSecManager.SecurityParameterIndex reserveSecurityParameterIndex(int, java.net.InetAddress) throws android.net.IpSecManager.ResourceUnavailableException;
+    method public android.net.IpSecManager.SecurityParameterIndex reserveSecurityParameterIndex(int, java.net.InetAddress, int) throws android.net.IpSecManager.ResourceUnavailableException, android.net.IpSecManager.SpiUnavailableException;
+    field public static final int INVALID_SECURITY_PARAMETER_INDEX = 0; // 0x0
+  }
+
+  public static final class IpSecManager.ResourceUnavailableException extends android.util.AndroidException {
+  }
+
+  public static final class IpSecManager.SecurityParameterIndex implements java.lang.AutoCloseable {
+    method public void close();
+    method protected void finalize();
+    method public int getSpi();
+  }
+
+  public static final class IpSecManager.SpiUnavailableException extends android.util.AndroidException {
+    method public int getSpi();
+  }
+
+  public static final class IpSecManager.UdpEncapsulationSocket implements java.lang.AutoCloseable {
+    method public void close() throws java.io.IOException;
+    method public int getPort();
+    method public java.io.FileDescriptor getSocket();
+  }
+
+  public final class IpSecTransform implements java.lang.AutoCloseable {
+    method public void close();
+    field public static final int DIRECTION_IN = 0; // 0x0
+    field public static final int DIRECTION_OUT = 1; // 0x1
+  }
+
+  public static class IpSecTransform.Builder {
+    ctor public IpSecTransform.Builder(android.content.Context);
+    method public android.net.IpSecTransform buildTransportModeTransform(java.net.InetAddress) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException, android.net.IpSecManager.SpiUnavailableException;
+    method public android.net.IpSecTransform.Builder setAuthentication(int, android.net.IpSecAlgorithm);
+    method public android.net.IpSecTransform.Builder setEncryption(int, android.net.IpSecAlgorithm);
+    method public android.net.IpSecTransform.Builder setIpv4Encapsulation(android.net.IpSecManager.UdpEncapsulationSocket, int);
+    method public android.net.IpSecTransform.Builder setNattKeepalive(int);
+    method public android.net.IpSecTransform.Builder setSpi(int, android.net.IpSecManager.SecurityParameterIndex);
+    method public android.net.IpSecTransform.Builder setUnderlyingNetwork(android.net.Network);
+  }
+
   public class LinkAddress implements android.os.Parcelable {
     method public int describeContents();
     method public java.net.InetAddress getAddress();
diff --git a/api/test-current.txt b/api/test-current.txt
index 753e17d..47d2783 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -8985,6 +8985,7 @@
     field public static final java.lang.String HARDWARE_PROPERTIES_SERVICE = "hardware_properties";
     field public static final java.lang.String INPUT_METHOD_SERVICE = "input_method";
     field public static final java.lang.String INPUT_SERVICE = "input";
+    field public static final java.lang.String IPSEC_SERVICE = "ipsec";
     field public static final java.lang.String JOB_SCHEDULER_SERVICE = "jobscheduler";
     field public static final java.lang.String KEYGUARD_SERVICE = "keyguard";
     field public static final java.lang.String LAUNCHER_APPS_SERVICE = "launcherapps";
@@ -25633,6 +25634,67 @@
     field public static final android.os.Parcelable.Creator<android.net.IpPrefix> CREATOR;
   }
 
+  public final class IpSecAlgorithm implements android.os.Parcelable {
+    ctor public IpSecAlgorithm(java.lang.String, byte[]);
+    ctor public IpSecAlgorithm(java.lang.String, byte[], int);
+    method public int describeContents();
+    method public byte[] getKey();
+    method public java.lang.String getName();
+    method public int getTruncationLengthBits();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final java.lang.String AUTH_HMAC_MD5 = "hmac(md5)";
+    field public static final java.lang.String AUTH_HMAC_SHA1 = "hmac(sha1)";
+    field public static final java.lang.String AUTH_HMAC_SHA256 = "hmac(sha256)";
+    field public static final java.lang.String AUTH_HMAC_SHA384 = "hmac(sha384)";
+    field public static final java.lang.String AUTH_HMAC_SHA512 = "hmac(sha512)";
+    field public static final android.os.Parcelable.Creator<android.net.IpSecAlgorithm> CREATOR;
+    field public static final java.lang.String CRYPT_AES_CBC = "cbc(aes)";
+  }
+
+  public final class IpSecManager {
+    method public void applyTransportModeTransform(java.io.FileDescriptor, android.net.IpSecTransform) throws java.io.IOException;
+    method public android.net.IpSecManager.UdpEncapsulationSocket openUdpEncapsulationSocket(int) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException;
+    method public android.net.IpSecManager.UdpEncapsulationSocket openUdpEncapsulationSocket() throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException;
+    method public void removeTransportModeTransform(java.io.FileDescriptor, android.net.IpSecTransform) throws java.io.IOException;
+    method public android.net.IpSecManager.SecurityParameterIndex reserveSecurityParameterIndex(int, java.net.InetAddress) throws android.net.IpSecManager.ResourceUnavailableException;
+    method public android.net.IpSecManager.SecurityParameterIndex reserveSecurityParameterIndex(int, java.net.InetAddress, int) throws android.net.IpSecManager.ResourceUnavailableException, android.net.IpSecManager.SpiUnavailableException;
+    field public static final int INVALID_SECURITY_PARAMETER_INDEX = 0; // 0x0
+  }
+
+  public static final class IpSecManager.ResourceUnavailableException extends android.util.AndroidException {
+  }
+
+  public static final class IpSecManager.SecurityParameterIndex implements java.lang.AutoCloseable {
+    method public void close();
+    method protected void finalize();
+    method public int getSpi();
+  }
+
+  public static final class IpSecManager.SpiUnavailableException extends android.util.AndroidException {
+    method public int getSpi();
+  }
+
+  public static final class IpSecManager.UdpEncapsulationSocket implements java.lang.AutoCloseable {
+    method public void close() throws java.io.IOException;
+    method public int getPort();
+    method public java.io.FileDescriptor getSocket();
+  }
+
+  public final class IpSecTransform implements java.lang.AutoCloseable {
+    method public void close();
+    field public static final int DIRECTION_IN = 0; // 0x0
+    field public static final int DIRECTION_OUT = 1; // 0x1
+  }
+
+  public static class IpSecTransform.Builder {
+    ctor public IpSecTransform.Builder(android.content.Context);
+    method public android.net.IpSecTransform buildTransportModeTransform(java.net.InetAddress) throws java.io.IOException, android.net.IpSecManager.ResourceUnavailableException, android.net.IpSecManager.SpiUnavailableException;
+    method public android.net.IpSecTransform.Builder setAuthentication(int, android.net.IpSecAlgorithm);
+    method public android.net.IpSecTransform.Builder setEncryption(int, android.net.IpSecAlgorithm);
+    method public android.net.IpSecTransform.Builder setIpv4Encapsulation(android.net.IpSecManager.UdpEncapsulationSocket, int);
+    method public android.net.IpSecTransform.Builder setSpi(int, android.net.IpSecManager.SecurityParameterIndex);
+  }
+
   public class LinkAddress implements android.os.Parcelable {
     method public int describeContents();
     method public java.net.InetAddress getAddress();
diff --git a/core/java/android/content/Context.java b/core/java/android/content/Context.java
index 7d2f8d1..654b8da 100644
--- a/core/java/android/content/Context.java
+++ b/core/java/android/content/Context.java
@@ -3031,6 +3031,9 @@
      *  <dt> {@link #CONNECTIVITY_SERVICE} ("connection")
      *  <dd> A {@link android.net.ConnectivityManager ConnectivityManager} for
      *  handling management of network connections.
+     *  <dt> {@link #IPSEC_SERVICE} ("ipsec")
+     *  <dd> A {@link android.net.IpSecManager IpSecManager} for managing IPSec on
+     *  sockets and networks.
      *  <dt> {@link #WIFI_SERVICE} ("wifi")
      *  <dd> A {@link android.net.wifi.WifiManager WifiManager} for management of Wi-Fi
      *  connectivity.  On releases before NYC, it should only be obtained from an application
@@ -3375,7 +3378,6 @@
      * {@link android.net.IpSecManager} for encrypting Sockets or Networks with
      * IPSec.
      *
-     * @hide
      * @see #getSystemService
      */
     public static final String IPSEC_SERVICE = "ipsec";
diff --git a/core/java/android/net/IpSecAlgorithm.java b/core/java/android/net/IpSecAlgorithm.java
index 7e956bf..ead406c 100644
--- a/core/java/android/net/IpSecAlgorithm.java
+++ b/core/java/android/net/IpSecAlgorithm.java
@@ -28,8 +28,6 @@
 /**
  * IpSecAlgorithm specifies a single algorithm that can be applied to an IpSec Transform. Refer to
  * RFC 4301.
- *
- * @hide
  */
 public final class IpSecAlgorithm implements Parcelable {
 
diff --git a/core/java/android/net/IpSecManager.java b/core/java/android/net/IpSecManager.java
index 00cacbc..d7908c8 100644
--- a/core/java/android/net/IpSecManager.java
+++ b/core/java/android/net/IpSecManager.java
@@ -38,7 +38,9 @@
  * This class contains methods for managing IPsec sessions, which will perform kernel-space
  * encryption and decryption of socket or Network traffic.
  *
- * @hide
+ * <p>An IpSecManager may be obtained by calling {@link
+ * android.content.Context#getSystemService(String) Context#getSystemService(String)} with {@link
+ * android.content.Context#IPSEC_SERVICE Context#IPSEC_SERVICE}
  */
 @SystemService(Context.IPSEC_SERVICE)
 public final class IpSecManager {
diff --git a/core/java/android/net/IpSecTransform.java b/core/java/android/net/IpSecTransform.java
index cfbac58b..62fd65b 100644
--- a/core/java/android/net/IpSecTransform.java
+++ b/core/java/android/net/IpSecTransform.java
@@ -26,9 +26,12 @@
 import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.util.Log;
+
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.util.Preconditions;
+
 import dalvik.system.CloseGuard;
+
 import java.io.IOException;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -43,8 +46,6 @@
  *
  * <p>An IpSecTransform may either represent a tunnel mode transform that operates on a wide array
  * of traffic or may represent a transport mode transform operating on a Socket or Sockets.
- *
- * @hide
  */
 public final class IpSecTransform implements AutoCloseable {
     private static final String TAG = "IpSecTransform";