Merge "CAS: Add AIDL Support"
diff --git a/Android.bp b/Android.bp
index 8e09157..67902b3 100644
--- a/Android.bp
+++ b/Android.bp
@@ -106,6 +106,7 @@
":android.security.maintenance-java-source",
":android.security.metrics-java-source",
":android.system.keystore2-V3-java-source",
+ ":android.hardware.cas-V1-java-source",
":credstore_aidl",
":dumpstate_aidl",
":framework_native_aidl",
@@ -196,6 +197,7 @@
"updatable-driver-protos",
"ota_metadata_proto_java",
"android.hidl.base-V1.0-java",
+ "android.hardware.cas-V1-java", // AIDL
"android.hardware.cas-V1.0-java",
"android.hardware.cas-V1.1-java",
"android.hardware.cas-V1.2-java",
diff --git a/core/api/current.txt b/core/api/current.txt
index d132706..a0c132f 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -21142,6 +21142,7 @@
field public static final int PLUGIN_STATUS_PHYSICAL_MODULE_CHANGED = 0; // 0x0
field public static final int PLUGIN_STATUS_SESSION_NUMBER_CHANGED = 1; // 0x1
field public static final int SCRAMBLING_MODE_AES128 = 9; // 0x9
+ field public static final int SCRAMBLING_MODE_AES_CBC = 14; // 0xe
field public static final int SCRAMBLING_MODE_AES_ECB = 10; // 0xa
field public static final int SCRAMBLING_MODE_AES_SCTE52 = 11; // 0xb
field public static final int SCRAMBLING_MODE_DVB_CISSA_V1 = 6; // 0x6
diff --git a/media/java/android/media/MediaCas.java b/media/java/android/media/MediaCas.java
index 582a28e..015602e 100644
--- a/media/java/android/media/MediaCas.java
+++ b/media/java/android/media/MediaCas.java
@@ -21,11 +21,12 @@
import android.annotation.Nullable;
import android.annotation.TestApi;
import android.content.Context;
+import android.hardware.cas.AidlCasPluginDescriptor;
+import android.hardware.cas.ICas;
+import android.hardware.cas.ICasListener;
+import android.hardware.cas.IMediaCasService;
+import android.hardware.cas.Status;
import android.hardware.cas.V1_0.HidlCasPluginDescriptor;
-import android.hardware.cas.V1_0.ICas;
-import android.hardware.cas.V1_0.IMediaCasService;
-import android.hardware.cas.V1_2.ICasListener;
-import android.hardware.cas.V1_2.Status;
import android.media.MediaCasException.*;
import android.media.tv.TvInputService.PriorityHintUseCaseType;
import android.media.tv.tunerresourcemanager.CasSessionRequest;
@@ -39,6 +40,7 @@
import android.os.Message;
import android.os.Process;
import android.os.RemoteException;
+import android.os.ServiceManager;
import android.util.Log;
import android.util.Singleton;
@@ -47,6 +49,7 @@
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.ArrayList;
+import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@@ -114,9 +117,10 @@
*/
public final class MediaCas implements AutoCloseable {
private static final String TAG = "MediaCas";
- private ICas mICas;
- private android.hardware.cas.V1_1.ICas mICasV11;
- private android.hardware.cas.V1_2.ICas mICasV12;
+ private ICas mICas = null;
+ private android.hardware.cas.V1_0.ICas mICasHidl = null;
+ private android.hardware.cas.V1_1.ICas mICasHidl11 = null;
+ private android.hardware.cas.V1_2.ICas mICasHidl12 = null;
private EventListener mListener;
private HandlerThread mHandlerThread;
private EventHandler mEventHandler;
@@ -133,88 +137,84 @@
*
* @hide
*/
- @IntDef(prefix = "SCRAMBLING_MODE_",
- value = {SCRAMBLING_MODE_RESERVED, SCRAMBLING_MODE_DVB_CSA1, SCRAMBLING_MODE_DVB_CSA2,
- SCRAMBLING_MODE_DVB_CSA3_STANDARD,
- SCRAMBLING_MODE_DVB_CSA3_MINIMAL, SCRAMBLING_MODE_DVB_CSA3_ENHANCE,
- SCRAMBLING_MODE_DVB_CISSA_V1, SCRAMBLING_MODE_DVB_IDSA,
- SCRAMBLING_MODE_MULTI2, SCRAMBLING_MODE_AES128, SCRAMBLING_MODE_AES_ECB,
- SCRAMBLING_MODE_AES_SCTE52, SCRAMBLING_MODE_TDES_ECB, SCRAMBLING_MODE_TDES_SCTE52})
+ @IntDef(
+ prefix = "SCRAMBLING_MODE_",
+ value = {
+ SCRAMBLING_MODE_RESERVED,
+ SCRAMBLING_MODE_DVB_CSA1,
+ SCRAMBLING_MODE_DVB_CSA2,
+ SCRAMBLING_MODE_DVB_CSA3_STANDARD,
+ SCRAMBLING_MODE_DVB_CSA3_MINIMAL,
+ SCRAMBLING_MODE_DVB_CSA3_ENHANCE,
+ SCRAMBLING_MODE_DVB_CISSA_V1,
+ SCRAMBLING_MODE_DVB_IDSA,
+ SCRAMBLING_MODE_MULTI2,
+ SCRAMBLING_MODE_AES128,
+ SCRAMBLING_MODE_AES_CBC,
+ SCRAMBLING_MODE_AES_ECB,
+ SCRAMBLING_MODE_AES_SCTE52,
+ SCRAMBLING_MODE_TDES_ECB,
+ SCRAMBLING_MODE_TDES_SCTE52
+ })
@Retention(RetentionPolicy.SOURCE)
public @interface ScramblingMode {}
- /**
- * DVB (Digital Video Broadcasting) reserved mode.
- */
- public static final int SCRAMBLING_MODE_RESERVED =
- android.hardware.cas.V1_2.ScramblingMode.RESERVED;
- /**
- * DVB (Digital Video Broadcasting) Common Scrambling Algorithm (CSA) 1.
- */
- public static final int SCRAMBLING_MODE_DVB_CSA1 =
- android.hardware.cas.V1_2.ScramblingMode.DVB_CSA1;
- /**
- * DVB CSA 2.
- */
- public static final int SCRAMBLING_MODE_DVB_CSA2 =
- android.hardware.cas.V1_2.ScramblingMode.DVB_CSA2;
- /**
- * DVB CSA 3 in standard mode.
- */
+ /** DVB (Digital Video Broadcasting) reserved mode. */
+ public static final int SCRAMBLING_MODE_RESERVED = android.hardware.cas.ScramblingMode.RESERVED;
+
+ /** DVB (Digital Video Broadcasting) Common Scrambling Algorithm (CSA) 1. */
+ public static final int SCRAMBLING_MODE_DVB_CSA1 = android.hardware.cas.ScramblingMode.DVB_CSA1;
+
+ /** DVB CSA 2. */
+ public static final int SCRAMBLING_MODE_DVB_CSA2 = android.hardware.cas.ScramblingMode.DVB_CSA2;
+
+ /** DVB CSA 3 in standard mode. */
public static final int SCRAMBLING_MODE_DVB_CSA3_STANDARD =
- android.hardware.cas.V1_2.ScramblingMode.DVB_CSA3_STANDARD;
- /**
- * DVB CSA 3 in minimally enhanced mode.
- */
+ android.hardware.cas.ScramblingMode.DVB_CSA3_STANDARD;
+
+ /** DVB CSA 3 in minimally enhanced mode. */
public static final int SCRAMBLING_MODE_DVB_CSA3_MINIMAL =
- android.hardware.cas.V1_2.ScramblingMode.DVB_CSA3_MINIMAL;
- /**
- * DVB CSA 3 in fully enhanced mode.
- */
+ android.hardware.cas.ScramblingMode.DVB_CSA3_MINIMAL;
+
+ /** DVB CSA 3 in fully enhanced mode. */
public static final int SCRAMBLING_MODE_DVB_CSA3_ENHANCE =
- android.hardware.cas.V1_2.ScramblingMode.DVB_CSA3_ENHANCE;
- /**
- * DVB Common IPTV Software-oriented Scrambling Algorithm (CISSA) Version 1.
- */
+ android.hardware.cas.ScramblingMode.DVB_CSA3_ENHANCE;
+
+ /** DVB Common IPTV Software-oriented Scrambling Algorithm (CISSA) Version 1. */
public static final int SCRAMBLING_MODE_DVB_CISSA_V1 =
- android.hardware.cas.V1_2.ScramblingMode.DVB_CISSA_V1;
- /**
- * ATIS-0800006 IIF Default Scrambling Algorithm (IDSA).
- */
- public static final int SCRAMBLING_MODE_DVB_IDSA =
- android.hardware.cas.V1_2.ScramblingMode.DVB_IDSA;
- /**
- * A symmetric key algorithm.
- */
- public static final int SCRAMBLING_MODE_MULTI2 =
- android.hardware.cas.V1_2.ScramblingMode.MULTI2;
- /**
- * Advanced Encryption System (AES) 128-bit Encryption mode.
- */
- public static final int SCRAMBLING_MODE_AES128 =
- android.hardware.cas.V1_2.ScramblingMode.AES128;
- /**
- * Advanced Encryption System (AES) Electronic Code Book (ECB) mode.
- */
- public static final int SCRAMBLING_MODE_AES_ECB =
- android.hardware.cas.V1_2.ScramblingMode.AES_ECB;
+ android.hardware.cas.ScramblingMode.DVB_CISSA_V1;
+
+ /** ATIS-0800006 IIF Default Scrambling Algorithm (IDSA). */
+ public static final int SCRAMBLING_MODE_DVB_IDSA = android.hardware.cas.ScramblingMode.DVB_IDSA;
+
+ /** A symmetric key algorithm. */
+ public static final int SCRAMBLING_MODE_MULTI2 = android.hardware.cas.ScramblingMode.MULTI2;
+
+ /** Advanced Encryption System (AES) 128-bit Encryption mode. */
+ public static final int SCRAMBLING_MODE_AES128 = android.hardware.cas.ScramblingMode.AES128;
+
+ /** Advanced Encryption System (AES) Cipher Block Chaining (CBC) mode. */
+ public static final int SCRAMBLING_MODE_AES_CBC = android.hardware.cas.ScramblingMode.AES_CBC;
+
+ /** Advanced Encryption System (AES) Electronic Code Book (ECB) mode. */
+ public static final int SCRAMBLING_MODE_AES_ECB = android.hardware.cas.ScramblingMode.AES_ECB;
+
/**
* Advanced Encryption System (AES) Society of Cable Telecommunications Engineers (SCTE) 52
* mode.
*/
public static final int SCRAMBLING_MODE_AES_SCTE52 =
- android.hardware.cas.V1_2.ScramblingMode.AES_SCTE52;
- /**
- * Triple Data Encryption Algorithm (TDES) Electronic Code Book (ECB) mode.
- */
- public static final int SCRAMBLING_MODE_TDES_ECB =
- android.hardware.cas.V1_2.ScramblingMode.TDES_ECB;
+ android.hardware.cas.ScramblingMode.AES_SCTE52;
+
+ /** Triple Data Encryption Algorithm (TDES) Electronic Code Book (ECB) mode. */
+ public static final int SCRAMBLING_MODE_TDES_ECB = android.hardware.cas.ScramblingMode.TDES_ECB;
+
/**
* Triple Data Encryption Algorithm (TDES) Society of Cable Telecommunications Engineers (SCTE)
* 52 mode.
*/
public static final int SCRAMBLING_MODE_TDES_SCTE52 =
- android.hardware.cas.V1_2.ScramblingMode.TDES_SCTE52;
+ android.hardware.cas.ScramblingMode.TDES_SCTE52;
/**
* Usages used to open cas sessions.
@@ -226,25 +226,21 @@
SESSION_USAGE_TIMESHIFT})
@Retention(RetentionPolicy.SOURCE)
public @interface SessionUsage {}
- /**
- * Cas session is used to descramble live streams.
- */
- public static final int SESSION_USAGE_LIVE = android.hardware.cas.V1_2.SessionIntent.LIVE;
- /**
- * Cas session is used to descramble recoreded streams.
- */
- public static final int SESSION_USAGE_PLAYBACK =
- android.hardware.cas.V1_2.SessionIntent.PLAYBACK;
- /**
- * Cas session is used to descramble live streams and encrypt local recorded content
- */
- public static final int SESSION_USAGE_RECORD = android.hardware.cas.V1_2.SessionIntent.RECORD;
+
+ /** Cas session is used to descramble live streams. */
+ public static final int SESSION_USAGE_LIVE = android.hardware.cas.SessionIntent.LIVE;
+
+ /** Cas session is used to descramble recoreded streams. */
+ public static final int SESSION_USAGE_PLAYBACK = android.hardware.cas.SessionIntent.PLAYBACK;
+
+ /** Cas session is used to descramble live streams and encrypt local recorded content */
+ public static final int SESSION_USAGE_RECORD = android.hardware.cas.SessionIntent.RECORD;
+
/**
* Cas session is used to descramble live streams , encrypt local recorded content and playback
* local encrypted content.
*/
- public static final int SESSION_USAGE_TIMESHIFT =
- android.hardware.cas.V1_2.SessionIntent.TIMESHIFT;
+ public static final int SESSION_USAGE_TIMESHIFT = android.hardware.cas.SessionIntent.TIMESHIFT;
/**
* Plugin status events sent from cas system.
@@ -261,63 +257,90 @@
* physical CAS modules.
*/
public static final int PLUGIN_STATUS_PHYSICAL_MODULE_CHANGED =
- android.hardware.cas.V1_2.StatusEvent.PLUGIN_PHYSICAL_MODULE_CHANGED;
- /**
- * The event to indicate that the number of CAS system's session is changed.
- */
+ android.hardware.cas.StatusEvent.PLUGIN_PHYSICAL_MODULE_CHANGED;
+
+ /** The event to indicate that the number of CAS system's session is changed. */
public static final int PLUGIN_STATUS_SESSION_NUMBER_CHANGED =
- android.hardware.cas.V1_2.StatusEvent.PLUGIN_SESSION_NUMBER_CHANGED;
+ android.hardware.cas.StatusEvent.PLUGIN_SESSION_NUMBER_CHANGED;
- private static final Singleton<IMediaCasService> sService = new Singleton<IMediaCasService>() {
- @Override
- protected IMediaCasService create() {
- try {
- Log.d(TAG, "Trying to get cas@1.2 service");
- android.hardware.cas.V1_2.IMediaCasService serviceV12 =
- android.hardware.cas.V1_2.IMediaCasService.getService(true /*wait*/);
- if (serviceV12 != null) {
- return serviceV12;
- }
- } catch (Exception eV1_2) {
- Log.d(TAG, "Failed to get cas@1.2 service");
- }
-
- try {
- Log.d(TAG, "Trying to get cas@1.1 service");
- android.hardware.cas.V1_1.IMediaCasService serviceV11 =
- android.hardware.cas.V1_1.IMediaCasService.getService(true /*wait*/);
- if (serviceV11 != null) {
- return serviceV11;
+ private static final Singleton<IMediaCasService> sService =
+ new Singleton<IMediaCasService>() {
+ @Override
+ protected IMediaCasService create() {
+ try {
+ Log.d(TAG, "Trying to get AIDL service");
+ IMediaCasService serviceAidl =
+ IMediaCasService.Stub.asInterface(
+ ServiceManager.getService(
+ IMediaCasService.DESCRIPTOR + "/default"));
+ if (serviceAidl != null) {
+ return serviceAidl;
+ }
+ } catch (Exception eAidl) {
+ Log.d(TAG, "Failed to get cas AIDL service");
}
- } catch (Exception eV1_1) {
- Log.d(TAG, "Failed to get cas@1.1 service");
- }
+ return null;
+ }
+ };
- try {
- Log.d(TAG, "Trying to get cas@1.0 service");
- return IMediaCasService.getService(true /*wait*/);
- } catch (Exception eV1_0) {
- Log.d(TAG, "Failed to get cas@1.0 service");
- }
+ private static final Singleton<android.hardware.cas.V1_0.IMediaCasService> sServiceHidl =
+ new Singleton<android.hardware.cas.V1_0.IMediaCasService>() {
+ @Override
+ protected android.hardware.cas.V1_0.IMediaCasService create() {
+ try {
+ Log.d(TAG, "Trying to get cas@1.2 service");
+ android.hardware.cas.V1_2.IMediaCasService serviceV12 =
+ android.hardware.cas.V1_2.IMediaCasService.getService(
+ true /*wait*/);
+ if (serviceV12 != null) {
+ return serviceV12;
+ }
+ } catch (Exception eV1_2) {
+ Log.d(TAG, "Failed to get cas@1.2 service");
+ }
- return null;
- }
- };
+ try {
+ Log.d(TAG, "Trying to get cas@1.1 service");
+ android.hardware.cas.V1_1.IMediaCasService serviceV11 =
+ android.hardware.cas.V1_1.IMediaCasService.getService(
+ true /*wait*/);
+ if (serviceV11 != null) {
+ return serviceV11;
+ }
+ } catch (Exception eV1_1) {
+ Log.d(TAG, "Failed to get cas@1.1 service");
+ }
+
+ try {
+ Log.d(TAG, "Trying to get cas@1.0 service");
+ return android.hardware.cas.V1_0.IMediaCasService.getService(true /*wait*/);
+ } catch (Exception eV1_0) {
+ Log.d(TAG, "Failed to get cas@1.0 service");
+ }
+
+ return null;
+ }
+ };
static IMediaCasService getService() {
return sService.get();
}
+ static android.hardware.cas.V1_0.IMediaCasService getServiceHidl() {
+ return sServiceHidl.get();
+ }
+
private void validateInternalStates() {
- if (mICas == null) {
+ if (mICas == null && mICasHidl == null) {
throw new IllegalStateException();
}
}
private void cleanupAndRethrowIllegalState() {
mICas = null;
- mICasV11 = null;
- mICasV12 = null;
+ mICasHidl = null;
+ mICasHidl11 = null;
+ mICasHidl12 = null;
throw new IllegalStateException();
}
@@ -341,7 +364,7 @@
toBytes((ArrayList<Byte>) msg.obj));
} else if (msg.what == MSG_CAS_SESSION_EVENT) {
Bundle bundle = msg.getData();
- ArrayList<Byte> sessionId = toByteArray(bundle.getByteArray(SESSION_KEY));
+ byte[] sessionId = bundle.getByteArray(SESSION_KEY);
mListener.onSessionEvent(MediaCas.this,
createFromSessionId(sessionId), msg.arg1, msg.arg2,
bundle.getByteArray(DATA_KEY));
@@ -357,40 +380,94 @@
}
}
- private final ICasListener.Stub mBinder = new ICasListener.Stub() {
- @Override
- public void onEvent(int event, int arg, @Nullable ArrayList<Byte> data)
- throws RemoteException {
- if (mEventHandler != null) {
- mEventHandler.sendMessage(mEventHandler.obtainMessage(
- EventHandler.MSG_CAS_EVENT, event, arg, data));
- }
- }
- @Override
- public void onSessionEvent(@NonNull ArrayList<Byte> sessionId,
- int event, int arg, @Nullable ArrayList<Byte> data)
- throws RemoteException {
- if (mEventHandler != null) {
- Message msg = mEventHandler.obtainMessage();
- msg.what = EventHandler.MSG_CAS_SESSION_EVENT;
- msg.arg1 = event;
- msg.arg2 = arg;
- Bundle bundle = new Bundle();
- bundle.putByteArray(EventHandler.SESSION_KEY, toBytes(sessionId));
- bundle.putByteArray(EventHandler.DATA_KEY, toBytes(data));
- msg.setData(bundle);
- mEventHandler.sendMessage(msg);
- }
- }
- @Override
- public void onStatusUpdate(byte status, int arg)
- throws RemoteException {
- if (mEventHandler != null) {
- mEventHandler.sendMessage(mEventHandler.obtainMessage(
- EventHandler.MSG_CAS_STATUS_EVENT, status, arg));
- }
- }
- };
+ private final ICasListener.Stub mBinder =
+ new ICasListener.Stub() {
+ @Override
+ public void onEvent(int event, int arg, byte[] data) throws RemoteException {
+ if (mEventHandler != null) {
+ mEventHandler.sendMessage(
+ mEventHandler.obtainMessage(
+ EventHandler.MSG_CAS_EVENT, event, arg, data));
+ }
+ }
+
+ @Override
+ public void onSessionEvent(byte[] sessionId, int event, int arg, byte[] data)
+ throws RemoteException {
+ if (mEventHandler != null) {
+ Message msg = mEventHandler.obtainMessage();
+ msg.what = EventHandler.MSG_CAS_SESSION_EVENT;
+ msg.arg1 = event;
+ msg.arg2 = arg;
+ Bundle bundle = new Bundle();
+ bundle.putByteArray(EventHandler.SESSION_KEY, sessionId);
+ bundle.putByteArray(EventHandler.DATA_KEY, data);
+ msg.setData(bundle);
+ mEventHandler.sendMessage(msg);
+ }
+ }
+
+ @Override
+ public void onStatusUpdate(byte status, int arg) throws RemoteException {
+ if (mEventHandler != null) {
+ mEventHandler.sendMessage(
+ mEventHandler.obtainMessage(
+ EventHandler.MSG_CAS_STATUS_EVENT, status, arg));
+ }
+ }
+
+ @Override
+ public synchronized String getInterfaceHash() throws android.os.RemoteException {
+ return ICasListener.Stub.HASH;
+ }
+
+ @Override
+ public int getInterfaceVersion() throws android.os.RemoteException {
+ return ICasListener.Stub.VERSION;
+ }
+ };
+
+ private final android.hardware.cas.V1_2.ICasListener.Stub mBinderHidl =
+ new android.hardware.cas.V1_2.ICasListener.Stub() {
+ @Override
+ public void onEvent(int event, int arg, @Nullable ArrayList<Byte> data)
+ throws RemoteException {
+ if (mEventHandler != null) {
+ mEventHandler.sendMessage(
+ mEventHandler.obtainMessage(
+ EventHandler.MSG_CAS_EVENT, event, arg, data));
+ }
+ }
+
+ @Override
+ public void onSessionEvent(
+ @NonNull ArrayList<Byte> sessionId,
+ int event,
+ int arg,
+ @Nullable ArrayList<Byte> data)
+ throws RemoteException {
+ if (mEventHandler != null) {
+ Message msg = mEventHandler.obtainMessage();
+ msg.what = EventHandler.MSG_CAS_SESSION_EVENT;
+ msg.arg1 = event;
+ msg.arg2 = arg;
+ Bundle bundle = new Bundle();
+ bundle.putByteArray(EventHandler.SESSION_KEY, toBytes(sessionId));
+ bundle.putByteArray(EventHandler.DATA_KEY, toBytes(data));
+ msg.setData(bundle);
+ mEventHandler.sendMessage(msg);
+ }
+ }
+
+ @Override
+ public void onStatusUpdate(byte status, int arg) throws RemoteException {
+ if (mEventHandler != null) {
+ mEventHandler.sendMessage(
+ mEventHandler.obtainMessage(
+ EventHandler.MSG_CAS_STATUS_EVENT, status, arg));
+ }
+ }
+ };
private final TunerResourceManager.ResourcesReclaimListener mResourceListener =
new TunerResourceManager.ResourcesReclaimListener() {
@@ -422,6 +499,11 @@
mName = null;
}
+ PluginDescriptor(@NonNull AidlCasPluginDescriptor descriptor) {
+ mCASystemId = descriptor.caSystemId;
+ mName = descriptor.name;
+ }
+
PluginDescriptor(@NonNull HidlCasPluginDescriptor descriptor) {
mCASystemId = descriptor.caSystemId;
mName = descriptor.name;
@@ -467,19 +549,20 @@
}
return data;
}
+
/**
* Class for an open session with the CA system.
*/
public final class Session implements AutoCloseable {
- final ArrayList<Byte> mSessionId;
+ final byte[] mSessionId;
boolean mIsClosed = false;
- Session(@NonNull ArrayList<Byte> sessionId) {
- mSessionId = new ArrayList<Byte>(sessionId);
+ Session(@NonNull byte[] sessionId) {
+ mSessionId = sessionId;
}
private void validateSessionInternalStates() {
- if (mICas == null) {
+ if (mICas == null && mICasHidl == null) {
throw new IllegalStateException();
}
if (mIsClosed) {
@@ -496,7 +579,7 @@
*/
public boolean equals(Object obj) {
if (obj instanceof Session) {
- return mSessionId.equals(((Session) obj).mSessionId);
+ return Arrays.equals(mSessionId, ((Session) obj).mSessionId);
}
return false;
}
@@ -515,8 +598,13 @@
validateSessionInternalStates();
try {
- MediaCasException.throwExceptionIfNeeded(
- mICas.setSessionPrivateData(mSessionId, toByteArray(data, 0, data.length)));
+ if (mICas != null) {
+ mICas.setSessionPrivateData(mSessionId, data);
+ } else {
+ MediaCasException.throwExceptionIfNeeded(
+ mICasHidl.setSessionPrivateData(
+ toByteArray(mSessionId), toByteArray(data, 0, data.length)));
+ }
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -539,8 +627,13 @@
validateSessionInternalStates();
try {
- MediaCasException.throwExceptionIfNeeded(
- mICas.processEcm(mSessionId, toByteArray(data, offset, length)));
+ if (mICas != null) {
+ mICas.processEcm(mSessionId, data);
+ } else {
+ MediaCasException.throwExceptionIfNeeded(
+ mICasHidl.processEcm(
+ toByteArray(mSessionId), toByteArray(data, offset, length)));
+ }
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -576,15 +669,23 @@
public void sendSessionEvent(int event, int arg, @Nullable byte[] data)
throws MediaCasException {
validateSessionInternalStates();
+ if (mICas != null) {
+ try {
+ mICas.sendSessionEvent(mSessionId, event, arg, data);
+ } catch (RemoteException e) {
+ cleanupAndRethrowIllegalState();
+ }
+ }
- if (mICasV11 == null) {
+ if (mICasHidl11 == null) {
Log.d(TAG, "Send Session Event isn't supported by cas@1.0 interface");
throw new UnsupportedCasException("Send Session Event is not supported");
}
try {
MediaCasException.throwExceptionIfNeeded(
- mICasV11.sendSessionEvent(mSessionId, event, arg, toByteArray(data)));
+ mICasHidl11.sendSessionEvent(
+ toByteArray(mSessionId), event, arg, toByteArray(data)));
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -600,7 +701,7 @@
@NonNull
public byte[] getSessionId() {
validateSessionInternalStates();
- return toBytes(mSessionId);
+ return mSessionId;
}
/**
@@ -613,8 +714,12 @@
public void close() {
validateSessionInternalStates();
try {
- MediaCasStateException.throwExceptionIfNeeded(
- mICas.closeSession(mSessionId));
+ if (mICas != null) {
+ mICas.closeSession(mSessionId);
+ } else {
+ MediaCasStateException.throwExceptionIfNeeded(
+ mICasHidl.closeSession(toByteArray(mSessionId)));
+ }
mIsClosed = true;
removeSessionFromResourceMap(this);
} catch (RemoteException e) {
@@ -623,8 +728,8 @@
}
}
- Session createFromSessionId(@NonNull ArrayList<Byte> sessionId) {
- if (sessionId == null || sessionId.size() == 0) {
+ Session createFromSessionId(byte[] sessionId) {
+ if (sessionId == null || sessionId.length == 0) {
return null;
}
return new Session(sessionId);
@@ -638,12 +743,20 @@
* @return Whether the specified CA system is supported on this device.
*/
public static boolean isSystemIdSupported(int CA_system_id) {
- IMediaCasService service = getService();
-
+ IMediaCasService service = sService.get();
if (service != null) {
try {
return service.isSystemIdSupported(CA_system_id);
} catch (RemoteException e) {
+ return false;
+ }
+ }
+
+ android.hardware.cas.V1_0.IMediaCasService serviceHidl = sServiceHidl.get();
+ if (serviceHidl != null) {
+ try {
+ return serviceHidl.isSystemIdSupported(CA_system_id);
+ } catch (RemoteException e) {
}
}
return false;
@@ -655,12 +768,26 @@
* @return an array of descriptors for the available CA plugins.
*/
public static PluginDescriptor[] enumeratePlugins() {
- IMediaCasService service = getService();
-
+ IMediaCasService service = sService.get();
if (service != null) {
try {
- ArrayList<HidlCasPluginDescriptor> descriptors =
- service.enumeratePlugins();
+ AidlCasPluginDescriptor[] descriptors = service.enumeratePlugins();
+ if (descriptors.length == 0) {
+ return null;
+ }
+ PluginDescriptor[] results = new PluginDescriptor[descriptors.length];
+ for (int i = 0; i < results.length; i++) {
+ results[i] = new PluginDescriptor(descriptors[i]);
+ }
+ return results;
+ } catch (RemoteException e) {
+ }
+ }
+
+ android.hardware.cas.V1_0.IMediaCasService serviceHidl = sServiceHidl.get();
+ if (serviceHidl != null) {
+ try {
+ ArrayList<HidlCasPluginDescriptor> descriptors = serviceHidl.enumeratePlugins();
if (descriptors.size() == 0) {
return null;
}
@@ -680,29 +807,40 @@
mCasSystemId = casSystemId;
mUserId = Process.myUid();
IMediaCasService service = getService();
- android.hardware.cas.V1_2.IMediaCasService serviceV12 =
- android.hardware.cas.V1_2.IMediaCasService.castFrom(service);
- if (serviceV12 == null) {
- android.hardware.cas.V1_1.IMediaCasService serviceV11 =
- android.hardware.cas.V1_1.IMediaCasService.castFrom(service);
- if (serviceV11 == null) {
- Log.d(TAG, "Used cas@1_0 interface to create plugin");
- mICas = service.createPlugin(casSystemId, mBinder);
- } else {
- Log.d(TAG, "Used cas@1.1 interface to create plugin");
- mICas = mICasV11 = serviceV11.createPluginExt(casSystemId, mBinder);
- }
+ if (service != null) {
+ Log.d(TAG, "Use CAS AIDL interface to create plugin");
+ mICas = service.createPlugin(casSystemId, mBinder);
} else {
- Log.d(TAG, "Used cas@1.2 interface to create plugin");
- mICas = mICasV11 = mICasV12 =
- android.hardware.cas.V1_2.ICas
- .castFrom(serviceV12.createPluginExt(casSystemId, mBinder));
+ android.hardware.cas.V1_0.IMediaCasService serviceV10 = getServiceHidl();
+ android.hardware.cas.V1_2.IMediaCasService serviceV12 =
+ android.hardware.cas.V1_2.IMediaCasService.castFrom(serviceV10);
+ if (serviceV12 == null) {
+ android.hardware.cas.V1_1.IMediaCasService serviceV11 =
+ android.hardware.cas.V1_1.IMediaCasService.castFrom(serviceV10);
+ if (serviceV11 == null) {
+ Log.d(TAG, "Used cas@1_0 interface to create plugin");
+ mICasHidl = serviceV10.createPlugin(casSystemId, mBinderHidl);
+ } else {
+ Log.d(TAG, "Used cas@1.1 interface to create plugin");
+ mICasHidl =
+ mICasHidl11 = serviceV11.createPluginExt(casSystemId, mBinderHidl);
+ }
+ } else {
+ Log.d(TAG, "Used cas@1.2 interface to create plugin");
+ mICasHidl =
+ mICasHidl11 =
+ mICasHidl12 =
+ android.hardware.cas.V1_2.ICas.castFrom(
+ serviceV12.createPluginExt(
+ casSystemId, mBinderHidl));
+ }
}
} catch(Exception e) {
Log.e(TAG, "Failed to create plugin: " + e);
mICas = null;
+ mICasHidl = null;
} finally {
- if (mICas == null) {
+ if (mICas == null && mICasHidl == null) {
throw new UnsupportedCasException(
"Unsupported casSystemId " + casSystemId);
}
@@ -783,9 +921,22 @@
}
IHwBinder getBinder() {
+ if (mICas != null) {
+ return null; // Return IHwBinder only for HIDL
+ }
+
validateInternalStates();
- return mICas.asBinder();
+ return mICasHidl.asBinder();
+ }
+
+ /**
+ * Check if the HAL is an AIDL implementation
+ *
+ * @hide
+ */
+ public boolean isAidlHal() {
+ return mICas != null;
}
/**
@@ -886,8 +1037,12 @@
validateInternalStates();
try {
- MediaCasException.throwExceptionIfNeeded(
- mICas.setPrivateData(toByteArray(data, 0, data.length)));
+ if (mICas != null) {
+ mICas.setPrivateData(data);
+ } else {
+ MediaCasException.throwExceptionIfNeeded(
+ mICasHidl.setPrivateData(toByteArray(data, 0, data.length)));
+ }
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -899,7 +1054,7 @@
@Override
public void onValues(int status, ArrayList<Byte> sessionId) {
mStatus = status;
- mSession = createFromSessionId(sessionId);
+ mSession = createFromSessionId(toBytes(sessionId));
}
}
@@ -912,7 +1067,7 @@
@Override
public void onValues(int status, ArrayList<Byte> sessionId) {
mStatus = status;
- mSession = createFromSessionId(sessionId);
+ mSession = createFromSessionId(toBytes(sessionId));
}
}
@@ -971,15 +1126,19 @@
int sessionResourceHandle = getSessionResourceHandle();
try {
- OpenSessionCallback cb = new OpenSessionCallback();
- mICas.openSession(cb);
- MediaCasException.throwExceptionIfNeeded(cb.mStatus);
- addSessionToResourceMap(cb.mSession, sessionResourceHandle);
- Log.d(TAG, "Write Stats Log for succeed to Open Session.");
- FrameworkStatsLog
- .write(FrameworkStatsLog.TV_CAS_SESSION_OPEN_STATUS, mUserId, mCasSystemId,
+ if (mICasHidl != null) {
+ OpenSessionCallback cb = new OpenSessionCallback();
+ mICasHidl.openSession(cb);
+ MediaCasException.throwExceptionIfNeeded(cb.mStatus);
+ addSessionToResourceMap(cb.mSession, sessionResourceHandle);
+ Log.d(TAG, "Write Stats Log for succeed to Open Session.");
+ FrameworkStatsLog.write(
+ FrameworkStatsLog.TV_CAS_SESSION_OPEN_STATUS,
+ mUserId,
+ mCasSystemId,
FrameworkStatsLog.TV_CAS_SESSION_OPEN_STATUS__STATE__SUCCEEDED);
- return cb.mSession;
+ return cb.mSession;
+ }
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -1012,14 +1171,30 @@
throws MediaCasException {
int sessionResourceHandle = getSessionResourceHandle();
- if (mICasV12 == null) {
+ if (mICas != null) {
+ try {
+ byte[] sessionId = mICas.openSession(sessionUsage, scramblingMode);
+ Session session = createFromSessionId(sessionId);
+ addSessionToResourceMap(session, sessionResourceHandle);
+ Log.d(TAG, "Write Stats Log for succeed to Open Session.");
+ FrameworkStatsLog.write(
+ FrameworkStatsLog.TV_CAS_SESSION_OPEN_STATUS,
+ mUserId,
+ mCasSystemId,
+ FrameworkStatsLog.TV_CAS_SESSION_OPEN_STATUS__STATE__SUCCEEDED);
+ return session;
+ } catch (RemoteException e) {
+ cleanupAndRethrowIllegalState();
+ }
+ }
+ if (mICasHidl12 == null) {
Log.d(TAG, "Open Session with scrambling mode is only supported by cas@1.2+ interface");
throw new UnsupportedCasException("Open Session with scrambling mode is not supported");
}
try {
OpenSession_1_2_Callback cb = new OpenSession_1_2_Callback();
- mICasV12.openSession_1_2(sessionUsage, scramblingMode, cb);
+ mICasHidl12.openSession_1_2(sessionUsage, scramblingMode, cb);
MediaCasException.throwExceptionIfNeeded(cb.mStatus);
addSessionToResourceMap(cb.mSession, sessionResourceHandle);
Log.d(TAG, "Write Stats Log for succeed to Open Session.");
@@ -1053,8 +1228,12 @@
validateInternalStates();
try {
- MediaCasException.throwExceptionIfNeeded(
- mICas.processEmm(toByteArray(data, offset, length)));
+ if (mICas != null) {
+ mICas.processEmm(Arrays.copyOfRange(data, offset, length));
+ } else {
+ MediaCasException.throwExceptionIfNeeded(
+ mICasHidl.processEmm(toByteArray(data, offset, length)));
+ }
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -1092,8 +1271,12 @@
validateInternalStates();
try {
- MediaCasException.throwExceptionIfNeeded(
- mICas.sendEvent(event, arg, toByteArray(data)));
+ if (mICas != null) {
+ mICas.sendEvent(event, arg, data);
+ } else {
+ MediaCasException.throwExceptionIfNeeded(
+ mICasHidl.sendEvent(event, arg, toByteArray(data)));
+ }
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -1114,8 +1297,11 @@
validateInternalStates();
try {
- MediaCasException.throwExceptionIfNeeded(
- mICas.provision(provisionString));
+ if (mICas != null) {
+ mICas.provision(provisionString);
+ } else {
+ MediaCasException.throwExceptionIfNeeded(mICasHidl.provision(provisionString));
+ }
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -1136,8 +1322,12 @@
validateInternalStates();
try {
- MediaCasException.throwExceptionIfNeeded(
- mICas.refreshEntitlements(refreshType, toByteArray(refreshData)));
+ if (mICas != null) {
+ mICas.refreshEntitlements(refreshType, refreshData);
+ } else {
+ MediaCasException.throwExceptionIfNeeded(
+ mICasHidl.refreshEntitlements(refreshType, toByteArray(refreshData)));
+ }
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -1163,6 +1353,13 @@
} finally {
mICas = null;
}
+ } else if (mICasHidl != null) {
+ try {
+ mICasHidl.release();
+ } catch (RemoteException e) {
+ } finally {
+ mICasHidl = mICasHidl11 = mICasHidl12 = null;
+ }
}
if (mTunerResourceManager != null) {
diff --git a/media/java/android/media/MediaDescrambler.java b/media/java/android/media/MediaDescrambler.java
index 99bd254..b4bdf93d 100644
--- a/media/java/android/media/MediaDescrambler.java
+++ b/media/java/android/media/MediaDescrambler.java
@@ -17,14 +17,26 @@
package android.media;
import android.annotation.NonNull;
-import android.hardware.cas.V1_0.*;
+import android.hardware.cas.DestinationBuffer;
+import android.hardware.cas.IDescrambler;
+import android.hardware.cas.ScramblingControl;
+import android.hardware.cas.SharedBuffer;
+import android.hardware.cas.SubSample;
+import android.hardware.cas.V1_0.IDescramblerBase;
+import android.hardware.common.Ashmem;
+import android.hardware.common.NativeHandle;
import android.media.MediaCasException.UnsupportedCasException;
import android.os.IHwBinder;
+import android.os.ParcelFileDescriptor;
import android.os.RemoteException;
import android.os.ServiceSpecificException;
+import android.os.SharedMemory;
+import android.system.ErrnoException;
import android.util.Log;
+import java.io.IOException;
import java.nio.ByteBuffer;
+import java.util.ArrayList;
/**
* MediaDescrambler class can be used in conjunction with {@link android.media.MediaCodec}
@@ -39,7 +51,198 @@
*/
public final class MediaDescrambler implements AutoCloseable {
private static final String TAG = "MediaDescrambler";
- private IDescramblerBase mIDescrambler;
+ private DescramblerWrapper mIDescrambler;
+
+ private interface DescramblerWrapper {
+
+ IHwBinder asBinder();
+
+ int descramble(
+ @NonNull ByteBuffer srcBuf,
+ @NonNull ByteBuffer dstBuf,
+ @NonNull MediaCodec.CryptoInfo cryptoInfo)
+ throws RemoteException;
+
+ boolean requiresSecureDecoderComponent(@NonNull String mime) throws RemoteException;
+
+ void setMediaCasSession(byte[] sessionId) throws RemoteException;
+
+ void release() throws RemoteException;
+ }
+ ;
+
+ private long getSubsampleInfo(
+ int numSubSamples,
+ int[] numBytesOfClearData,
+ int[] numBytesOfEncryptedData,
+ SubSample[] subSamples) {
+ long totalSize = 0;
+
+ for (int i = 0; i < numSubSamples; i++) {
+ totalSize += numBytesOfClearData[i];
+ subSamples[i].numBytesOfClearData = numBytesOfClearData[i];
+ totalSize += numBytesOfEncryptedData[i];
+ subSamples[i].numBytesOfEncryptedData = numBytesOfEncryptedData[i];
+ }
+ return totalSize;
+ }
+
+ private ParcelFileDescriptor createSharedMemory(ByteBuffer buffer, String name)
+ throws RemoteException {
+ byte[] source = buffer.array();
+ if (source.length == 0) {
+ return null;
+ }
+ ParcelFileDescriptor fd = null;
+ try {
+ SharedMemory ashmem = SharedMemory.create(name == null ? "" : name, source.length);
+ ByteBuffer ptr = ashmem.mapReadWrite();
+ ptr.put(buffer);
+ ashmem.unmap(ptr);
+ fd = ashmem.getFdDup();
+ return fd;
+ } catch (ErrnoException | IOException e) {
+ throw new RemoteException(e);
+ }
+ }
+
+ private class AidlDescrambler implements DescramblerWrapper {
+
+ IDescrambler mAidlDescrambler;
+
+ AidlDescrambler(IDescrambler aidlDescrambler) {
+ mAidlDescrambler = aidlDescrambler;
+ }
+
+ @Override
+ public IHwBinder asBinder() {
+ return null;
+ }
+
+ @Override
+ public int descramble(
+ @NonNull ByteBuffer src,
+ @NonNull ByteBuffer dst,
+ @NonNull MediaCodec.CryptoInfo cryptoInfo)
+ throws RemoteException {
+ SubSample[] subSamples = new SubSample[cryptoInfo.numSubSamples];
+ long totalLength =
+ getSubsampleInfo(
+ cryptoInfo.numSubSamples,
+ cryptoInfo.numBytesOfClearData,
+ cryptoInfo.numBytesOfEncryptedData,
+ subSamples);
+ SharedBuffer srcBuffer = new SharedBuffer();
+ DestinationBuffer dstBuffer;
+ srcBuffer.heapBase = new Ashmem();
+ srcBuffer.heapBase.fd = createSharedMemory(src, "Descrambler Source Buffer");
+ srcBuffer.heapBase.size = src.array().length;
+ if (dst == null) {
+ dstBuffer = DestinationBuffer.nonsecureMemory(srcBuffer);
+ } else {
+ ParcelFileDescriptor pfd =
+ createSharedMemory(dst, "Descrambler Destination Buffer");
+ NativeHandle nh = new NativeHandle();
+ nh.fds = new ParcelFileDescriptor[] {pfd};
+ nh.ints = new int[] {1}; // Mark 1 since source buffer also uses it?
+ dstBuffer = DestinationBuffer.secureMemory(nh);
+ }
+ @ScramblingControl int control = cryptoInfo.key[0];
+
+ return mAidlDescrambler.descramble(
+ (byte) control,
+ subSamples,
+ srcBuffer,
+ src.position(),
+ dstBuffer,
+ dst.position());
+ }
+
+ @Override
+ public boolean requiresSecureDecoderComponent(@NonNull String mime) throws RemoteException {
+ return mAidlDescrambler.requiresSecureDecoderComponent(mime);
+ }
+
+ @Override
+ public void setMediaCasSession(byte[] sessionId) throws RemoteException {
+ mAidlDescrambler.setMediaCasSession(sessionId);
+ }
+
+ @Override
+ public void release() throws RemoteException {
+ mAidlDescrambler.release();
+ }
+ }
+
+ private class HidlDescrambler implements DescramblerWrapper {
+
+ IDescramblerBase mHidlDescrambler;
+
+ HidlDescrambler(IDescramblerBase hidlDescrambler) {
+ mHidlDescrambler = hidlDescrambler;
+ native_setup(hidlDescrambler.asBinder());
+ }
+
+ @Override
+ public IHwBinder asBinder() {
+ return mHidlDescrambler.asBinder();
+ }
+
+ @Override
+ public int descramble(
+ @NonNull ByteBuffer srcBuf,
+ @NonNull ByteBuffer dstBuf,
+ @NonNull MediaCodec.CryptoInfo cryptoInfo)
+ throws RemoteException {
+
+ try {
+ return native_descramble(
+ cryptoInfo.key[0],
+ cryptoInfo.key[1],
+ cryptoInfo.numSubSamples,
+ cryptoInfo.numBytesOfClearData,
+ cryptoInfo.numBytesOfEncryptedData,
+ srcBuf,
+ srcBuf.position(),
+ srcBuf.limit(),
+ dstBuf,
+ dstBuf.position(),
+ dstBuf.limit());
+ } catch (ServiceSpecificException e) {
+ MediaCasStateException.throwExceptionIfNeeded(e.errorCode, e.getMessage());
+ } catch (RemoteException e) {
+ cleanupAndRethrowIllegalState();
+ }
+ return -1;
+ }
+
+ @Override
+ public boolean requiresSecureDecoderComponent(@NonNull String mime) throws RemoteException {
+ return mHidlDescrambler.requiresSecureDecoderComponent(mime);
+ }
+
+ @Override
+ public void setMediaCasSession(byte[] sessionId) throws RemoteException {
+ ArrayList<Byte> byteArray = new ArrayList<>();
+
+ if (sessionId != null) {
+ int length = sessionId.length;
+ byteArray = new ArrayList<Byte>(length);
+ for (int i = 0; i < length; i++) {
+ byteArray.add(Byte.valueOf(sessionId[i]));
+ }
+ }
+
+ MediaCasStateException.throwExceptionIfNeeded(
+ mHidlDescrambler.setMediaCasSession(byteArray));
+ }
+
+ @Override
+ public void release() throws RemoteException {
+ mHidlDescrambler.release();
+ native_release();
+ }
+ }
private final void validateInternalStates() {
if (mIDescrambler == null) {
@@ -61,7 +264,14 @@
*/
public MediaDescrambler(int CA_system_id) throws UnsupportedCasException {
try {
- mIDescrambler = MediaCas.getService().createDescrambler(CA_system_id);
+ if (MediaCas.getService() != null) {
+ mIDescrambler =
+ new AidlDescrambler(MediaCas.getService().createDescrambler(CA_system_id));
+ } else if (MediaCas.getServiceHidl() != null) {
+ mIDescrambler =
+ new HidlDescrambler(
+ MediaCas.getServiceHidl().createDescrambler(CA_system_id));
+ }
} catch(Exception e) {
Log.e(TAG, "Failed to create descrambler: " + e);
mIDescrambler = null;
@@ -70,7 +280,6 @@
throw new UnsupportedCasException("Unsupported CA_system_id " + CA_system_id);
}
}
- native_setup(mIDescrambler.asBinder());
}
IHwBinder getBinder() {
@@ -117,8 +326,7 @@
validateInternalStates();
try {
- MediaCasStateException.throwExceptionIfNeeded(
- mIDescrambler.setMediaCasSession(session.mSessionId));
+ mIDescrambler.setMediaCasSession(session.mSessionId);
} catch (RemoteException e) {
cleanupAndRethrowIllegalState();
}
@@ -126,27 +334,31 @@
/**
* Scramble control value indicating that the samples are not scrambled.
+ *
* @see #descramble(ByteBuffer, ByteBuffer, android.media.MediaCodec.CryptoInfo)
*/
- public static final byte SCRAMBLE_CONTROL_UNSCRAMBLED = 0;
+ public static final byte SCRAMBLE_CONTROL_UNSCRAMBLED = (byte) ScramblingControl.UNSCRAMBLED;
/**
* Scramble control value reserved and shouldn't be used currently.
+ *
* @see #descramble(ByteBuffer, ByteBuffer, android.media.MediaCodec.CryptoInfo)
*/
- public static final byte SCRAMBLE_CONTROL_RESERVED = 1;
+ public static final byte SCRAMBLE_CONTROL_RESERVED = (byte) ScramblingControl.RESERVED;
/**
* Scramble control value indicating that the even key is used.
+ *
* @see #descramble(ByteBuffer, ByteBuffer, android.media.MediaCodec.CryptoInfo)
*/
- public static final byte SCRAMBLE_CONTROL_EVEN_KEY = 2;
+ public static final byte SCRAMBLE_CONTROL_EVEN_KEY = (byte) ScramblingControl.EVENKEY;
/**
* Scramble control value indicating that the odd key is used.
+ *
* @see #descramble(ByteBuffer, ByteBuffer, android.media.MediaCodec.CryptoInfo)
*/
- public static final byte SCRAMBLE_CONTROL_ODD_KEY = 3;
+ public static final byte SCRAMBLE_CONTROL_ODD_KEY = (byte) ScramblingControl.ODDKEY;
/**
* Scramble flag for a hint indicating that the descrambling request is for
@@ -207,14 +419,7 @@
}
try {
- return native_descramble(
- cryptoInfo.key[0],
- cryptoInfo.key[1],
- cryptoInfo.numSubSamples,
- cryptoInfo.numBytesOfClearData,
- cryptoInfo.numBytesOfEncryptedData,
- srcBuf, srcBuf.position(), srcBuf.limit(),
- dstBuf, dstBuf.position(), dstBuf.limit());
+ return mIDescrambler.descramble(srcBuf, dstBuf, cryptoInfo);
} catch (ServiceSpecificException e) {
MediaCasStateException.throwExceptionIfNeeded(e.errorCode, e.getMessage());
} catch (RemoteException e) {
@@ -233,7 +438,6 @@
mIDescrambler = null;
}
}
- native_release();
}
@Override
@@ -256,4 +460,4 @@
}
private long mNativeContext;
-}
\ No newline at end of file
+}
diff --git a/media/java/android/media/MediaExtractor.java b/media/java/android/media/MediaExtractor.java
index dab188e..b11a810 100644
--- a/media/java/android/media/MediaExtractor.java
+++ b/media/java/android/media/MediaExtractor.java
@@ -36,7 +36,6 @@
import java.lang.annotation.RetentionPolicy;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
-import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
@@ -325,14 +324,6 @@
}
}
- private ArrayList<Byte> toByteArray(@NonNull byte[] data) {
- ArrayList<Byte> byteArray = new ArrayList<Byte>(data.length);
- for (int i = 0; i < data.length; i++) {
- byteArray.add(i, Byte.valueOf(data[i]));
- }
- return byteArray;
- }
-
/**
* Retrieves the information about the conditional access system used to scramble
* a track.
@@ -357,7 +348,7 @@
buf.rewind();
final byte[] sessionId = new byte[buf.remaining()];
buf.get(sessionId);
- session = mMediaCas.createFromSessionId(toByteArray(sessionId));
+ session = mMediaCas.createFromSessionId(sessionId);
}
return new CasInfo(systemId, session, privateData);
}