Example #1
0
status_t BBinder::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t /*flags*/)
{
    switch (code) {
        case INTERFACE_TRANSACTION:
            reply->writeString16(getInterfaceDescriptor());
            return NO_ERROR;

        case DUMP_TRANSACTION: {
            int fd = data.readFileDescriptor();
            int argc = data.readInt32();
            Vector<String16> args;
            for (int i = 0; i < argc && data.dataAvail() > 0; i++) {
               args.add(data.readString16());
            }
            return dump(fd, args);
        }

        case SHELL_COMMAND_TRANSACTION: {
            int in = data.readFileDescriptor();
            int out = data.readFileDescriptor();
            int err = data.readFileDescriptor();
            int argc = data.readInt32();
            Vector<String16> args;
            for (int i = 0; i < argc && data.dataAvail() > 0; i++) {
               args.add(data.readString16());
            }
            sp<IShellCallback> shellCallback = IShellCallback::asInterface(
                    data.readStrongBinder());
            sp<IResultReceiver> resultReceiver = IResultReceiver::asInterface(
                    data.readStrongBinder());

            // XXX can't add virtuals until binaries are updated.
            //return shellCommand(in, out, err, args, resultReceiver);
            (void)in;
            (void)out;
            (void)err;

            if (resultReceiver != NULL) {
                resultReceiver->send(INVALID_OPERATION);
            }

            return NO_ERROR;
        }

        case SYSPROPS_TRANSACTION: {
            report_sysprop_change();
            return NO_ERROR;
        }

        default:
            return UNKNOWN_TRANSACTION;
    }
}
status_t BBinder::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch (code) {
        case INTERFACE_TRANSACTION:
            reply->writeString16(getInterfaceDescriptor());
            return NO_ERROR;

        case DUMP_TRANSACTION: {
            int fd = data.readFileDescriptor();
            int argc = data.readInt32();
            Vector<String16> args;
            for (int i = 0; i < argc && data.dataAvail() > 0; i++) {
               args.add(data.readString16());
            }
            return dump(fd, args);
        }

        case SYSPROPS_TRANSACTION: {
            report_sysprop_change();
            return NO_ERROR;
        }

        default:
            return UNKNOWN_TRANSACTION;
    }
}
static void android_view_InputChannel_nativeReadFromParcel(JNIEnv* env, jobject obj,
        jobject parcelObj) {
    if (android_view_InputChannel_getNativeInputChannel(env, obj) != NULL) {
        jniThrowException(env, "java/lang/IllegalStateException",
                "This object already has a native input channel.");
        return;
    }

    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (parcel) {
        bool isInitialized = parcel->readInt32();
        if (isInitialized) {
            String8 name = parcel->readString8();
            int rawFd = parcel->readFileDescriptor();
            int dupFd = dup(rawFd);
            if (dupFd < 0) {
                ALOGE("Error %d dup channel fd %d.", errno, rawFd);
                jniThrowRuntimeException(env,
                        "Could not read input channel file descriptors from parcel.");
                return;
            }

            InputChannel* inputChannel = new InputChannel(name.string(), dupFd);
            NativeInputChannel* nativeInputChannel = new NativeInputChannel(inputChannel);

            android_view_InputChannel_setNativeInputChannel(env, obj, nativeInputChannel);
        }
    }
}
static void android_view_InputChannel_nativeReadFromParcel(JNIEnv* env, jobject obj,
        jobject parcelObj) {
    if (android_view_InputChannel_getNativeInputChannel(env, obj) != NULL) {
        jniThrowException(env, "java/lang/IllegalStateException",
                "This object already has a native input channel.");
        return;
    }

    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (parcel) {
        bool isInitialized = parcel->readInt32();
        if (isInitialized) {
            String8 name = parcel->readString8();
            int32_t parcelAshmemFd = parcel->readFileDescriptor();
            int32_t ashmemFd = dup(parcelAshmemFd);
            if (ashmemFd < 0) {
                ALOGE("Error %d dup ashmem fd %d.", errno, parcelAshmemFd);
            }
            int32_t parcelReceivePipeFd = parcel->readFileDescriptor();
            int32_t receivePipeFd = dup(parcelReceivePipeFd);
            if (receivePipeFd < 0) {
                ALOGE("Error %d dup receive pipe fd %d.", errno, parcelReceivePipeFd);
            }
            int32_t parcelSendPipeFd = parcel->readFileDescriptor();
            int32_t sendPipeFd = dup(parcelSendPipeFd);
            if (sendPipeFd < 0) {
                ALOGE("Error %d dup send pipe fd %d.", errno, parcelSendPipeFd);
            }
            if (ashmemFd < 0 || receivePipeFd < 0 || sendPipeFd < 0) {
                if (ashmemFd >= 0) ::close(ashmemFd);
                if (receivePipeFd >= 0) ::close(receivePipeFd);
                if (sendPipeFd >= 0) ::close(sendPipeFd);
                jniThrowRuntimeException(env,
                        "Could not read input channel file descriptors from parcel.");
                return;
            }

            InputChannel* inputChannel = new InputChannel(name, ashmemFd,
                    receivePipeFd, sendPipeFd);
            NativeInputChannel* nativeInputChannel = new NativeInputChannel(inputChannel);

            android_view_InputChannel_setNativeInputChannel(env, obj, nativeInputChannel);
        }
    }
}
static jobject android_os_Parcel_readFileDescriptor(JNIEnv* env, jclass clazz, jlong nativePtr)
{
    Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr);
    if (parcel != NULL) {
        int fd = parcel->readFileDescriptor();
        if (fd < 0) return NULL;
        fd = dup(fd);
        if (fd < 0) return NULL;
        return jniCreateFileDescriptor(env, fd);
    }
    return NULL;
}
Example #6
0
 virtual status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags = 0)
 {
   ALOGD("BnSHM::onTransact(%u)", code);
   CHECK_INTERFACE(ISHM, data, reply);
   switch(code) {
     case SET_FD: {
            reply->writeInt32(setFD(data.readFileDescriptor()));
            return NO_ERROR;
          } break;
     default: {
            return BBinder::onTransact(code, data, reply, flags);
          } break;
   }
 }
BitTube::BitTube(const Parcel& data)
    : mSendFd(-1), mReceiveFd(-1)
{
    mReceiveFd = dup(data.readFileDescriptor());
    if (mReceiveFd >= 0) {
        int size = SOCKET_BUFFER_SIZE;
        setsockopt(mReceiveFd, SOL_SOCKET, SO_SNDBUF, &size, sizeof(size));
        setsockopt(mReceiveFd, SOL_SOCKET, SO_RCVBUF, &size, sizeof(size));
        fcntl(mReceiveFd, F_SETFL, O_NONBLOCK);
    } else {
        mReceiveFd = -errno;
        ALOGE("BitTube(Parcel): can't dup filedescriptor (%s)",
                strerror(-mReceiveFd));
    }
}
status_t BnCameraClient::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch(code) {
        case NOTIFY_CALLBACK: {
            ALOGV("NOTIFY_CALLBACK");
            CHECK_INTERFACE(ICameraClient, data, reply);
            int32_t msgType = data.readInt32();
            int32_t ext1    = data.readInt32();
            int32_t ext2    = 0;
            if ((msgType == CAMERA_MSG_PREVIEW_FRAME) && (ext1 == CAMERA_FRAME_DATA_FD)) {
                ext2 = data.readFileDescriptor();
                ALOGD("onTransact: CAMERA_MSG_PREVIEW_FRAME fd = %d", ext2);
            } else {
                ext2 = data.readInt32();
            }
            notifyCallback(msgType, ext1, ext2);
            return NO_ERROR;
        } break;
        case DATA_CALLBACK: {
            ALOGV("DATA_CALLBACK");
            CHECK_INTERFACE(ICameraClient, data, reply);
            int32_t msgType = data.readInt32();
            sp<IMemory> imageData = interface_cast<IMemory>(data.readStrongBinder());
            camera_frame_metadata_t *metadata = NULL;
            if (data.dataAvail() > 0) {
                metadata = new camera_frame_metadata_t;
                metadata->number_of_faces = data.readInt32();
                metadata->faces = (camera_face_t *) data.readInplace(
                        sizeof(camera_face_t) * metadata->number_of_faces);
            }
            dataCallback(msgType, imageData, metadata);
            if (metadata) delete metadata;
            return NO_ERROR;
        } break;
        case DATA_CALLBACK_TIMESTAMP: {
            ALOGV("DATA_CALLBACK_TIMESTAMP");
            CHECK_INTERFACE(ICameraClient, data, reply);
            nsecs_t timestamp = data.readInt64();
            int32_t msgType = data.readInt32();
            sp<IMemory> imageData = interface_cast<IMemory>(data.readStrongBinder());
            dataCallbackTimestamp(timestamp, msgType, imageData);
            return NO_ERROR;
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}
Example #9
0
sp<ImageBuffer> ImageBuffer::readFromParcel(const Parcel& data)
{
    ARX_PRINT(ARX_ZONE_API, "%s\n", __FUNCTION__);
    sp<ImageBuffer> imBuf = new ImageBuffer();

    imBuf->mRemote = true;
    imBuf->mIndex = data.readInt32();
    DVP_Image_t *pImage = &imBuf->mImage;
    pImage->planes = data.readInt32();
    pImage->width = data.readInt32();
    pImage->height = data.readInt32();
    pImage->bufWidth = data.readInt32();
    pImage->bufHeight = data.readInt32();
    pImage->x_start = data.readInt32();
    pImage->y_start = data.readInt32();
    pImage->x_stride = data.readInt32();
    pImage->y_stride = data.readInt32();
    pImage->color = data.readInt32();
    pImage->numBytes = data.readInt32();
    pImage->memType = data.readInt32();

    if (pImage->memType == DVP_MTYPE_GRALLOC_2DTILED ||
        pImage->memType == DVP_MTYPE_DISPLAY_2DTILED) {
        pImage->reserved = data.readNativeHandle();
        imBuf->mUsingTexture = data.readInt32();
    } else {
        for (uint32_t i = 0; i < pImage->planes; i++) {
            if (pImage->memType == DVP_MTYPE_MPUCACHED_VIRTUAL_SHARED) {
                imBuf->mSharedFds[i] = data.readInt32();
            } else {
                imBuf->mSharedFds[i] = dup(data.readFileDescriptor());
            }
        }
    }

    return imBuf;
}
Example #10
0
void ReadMemoryFromParcel(const Parcel &parcel, allocator_memory_t *memory)
{
    int32_t p, n;
    memory->memtype = (allocator_memory_type_e)parcel.readInt32();
    memory->nptrs = parcel.readInt32();
    memory->ndims = parcel.readInt32();
    for (p = 0; p < memory->nptrs; p++) {
        for(n = 0; n < memory->ndims; n++) {
            memory->dims[p].dims[n] = parcel.readInt32();
        }
    }
    for (p = 0; p < memory->nptrs; p++) {
        for(n = 0; n < memory->ndims; n++) {
            memory->strides[p].dims[n] = parcel.readInt32();
        }
    }
    for (p = 0; p < memory->nptrs; p++) {
        if (memory->memtype == ALLOCATOR_MEMORY_TYPE_TILED_1D_CACHED ||
            memory->memtype == ALLOCATOR_MEMORY_TYPE_TILED_1D_UNCACHED)
            memory->fds[p] = parcel.readFileDescriptor();
        else if (memory->memtype == ALLOCATOR_MEMORY_TYPE_VIRTUAL_SHARED)
            memory->fds[p] = parcel.readInt32();
    }
}
status_t BnMediaPlayerService::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch(code) {
        case CREATE: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            pid_t pid = data.readInt32();
            sp<IMediaPlayerClient> client =
                interface_cast<IMediaPlayerClient>(data.readStrongBinder());
            int audioSessionId = data.readInt32();
            sp<IMediaPlayer> player = create(pid, client, audioSessionId);
            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case DECODE_URL: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            const char* url = data.readCString();
            uint32_t sampleRate;
            int numChannels;
            int format;
            sp<IMemory> player = decode(url, &sampleRate, &numChannels, &format);
            reply->writeInt32(sampleRate);
            reply->writeInt32(numChannels);
            reply->writeInt32(format);
            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case DECODE_FD: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            int fd = dup(data.readFileDescriptor());
            int64_t offset = data.readInt64();
            int64_t length = data.readInt64();
            uint32_t sampleRate;
            int numChannels;
            int format;
            sp<IMemory> player = decode(fd, offset, length, &sampleRate, &numChannels, &format);
            reply->writeInt32(sampleRate);
            reply->writeInt32(numChannels);
            reply->writeInt32(format);
            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case CREATE_MEDIA_RECORDER: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            pid_t pid = data.readInt32();
            sp<IMediaRecorder> recorder = createMediaRecorder(pid);
            reply->writeStrongBinder(recorder->asBinder());
            return NO_ERROR;
        } break;
        case CREATE_METADATA_RETRIEVER: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            pid_t pid = data.readInt32();
            sp<IMediaMetadataRetriever> retriever = createMetadataRetriever(pid);
            reply->writeStrongBinder(retriever->asBinder());
            return NO_ERROR;
        } break;
        case GET_OMX: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<IOMX> omx = getOMX();
            reply->writeStrongBinder(omx->asBinder());
            return NO_ERROR;
        } break;
        case ADD_BATTERY_DATA: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            uint32_t params = data.readInt32();
            addBatteryData(params);
            return NO_ERROR;
        } break;
        case PULL_BATTERY_DATA: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            pullBatteryData(reply);
            return NO_ERROR;
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}
status_t BnMediaPlayerService::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch (code) {
        case CREATE: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<IMediaPlayerClient> client =
                interface_cast<IMediaPlayerClient>(data.readStrongBinder());
            int audioSessionId = data.readInt32();
            sp<IMediaPlayer> player = create(client, audioSessionId);
            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case DECODE_URL: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            const char* url = data.readCString();
            uint32_t sampleRate;
            int numChannels;
            audio_format_t format;
            sp<IMemory> player = decode(url, &sampleRate, &numChannels, &format);
            reply->writeInt32(sampleRate);
            reply->writeInt32(numChannels);
            reply->writeInt32((int32_t) format);
            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case DECODE_FD: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            int fd = dup(data.readFileDescriptor());
            int64_t offset = data.readInt64();
            int64_t length = data.readInt64();
            uint32_t sampleRate;
            int numChannels;
            audio_format_t format;
            sp<IMemory> player = decode(fd, offset, length, &sampleRate, &numChannels, &format);
            reply->writeInt32(sampleRate);
            reply->writeInt32(numChannels);
            reply->writeInt32((int32_t) format);
            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case CREATE_MEDIA_RECORDER: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<IMediaRecorder> recorder = createMediaRecorder();
            reply->writeStrongBinder(recorder->asBinder());
            return NO_ERROR;
        } break;
        case CREATE_METADATA_RETRIEVER: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<IMediaMetadataRetriever> retriever = createMetadataRetriever();
            reply->writeStrongBinder(retriever->asBinder());
            return NO_ERROR;
        } break;
        case GET_OMX: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<IOMX> omx = getOMX();
            reply->writeStrongBinder(omx->asBinder());
            return NO_ERROR;
        } break;
        case MAKE_CRYPTO: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<ICrypto> crypto = makeCrypto();
            reply->writeStrongBinder(crypto->asBinder());
            return NO_ERROR;
        } break;
        case MAKE_DRM: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<IDrm> drm = makeDrm();
            reply->writeStrongBinder(drm->asBinder());
            return NO_ERROR;
        } break;
        case MAKE_HDCP: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            bool createEncryptionModule = data.readInt32();
            sp<IHDCP> hdcp = makeHDCP(createEncryptionModule);
            reply->writeStrongBinder(hdcp->asBinder());
            return NO_ERROR;
        } break;
        case ADD_BATTERY_DATA: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            uint32_t params = data.readInt32();
            addBatteryData(params);
            return NO_ERROR;
        } break;
        case PULL_BATTERY_DATA: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            pullBatteryData(reply);
            return NO_ERROR;
        } break;
        case LISTEN_FOR_REMOTE_DISPLAY: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<IRemoteDisplayClient> client(
                    interface_cast<IRemoteDisplayClient>(data.readStrongBinder()));
            String8 iface(data.readString8());
            sp<IRemoteDisplay> display(listenForRemoteDisplay(client, iface));
            reply->writeStrongBinder(display->asBinder());
            return NO_ERROR;
        } break;
        case UPDATE_PROXY_CONFIG:
        {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);

            const char *host = NULL;
            int32_t port = 0;
            const char *exclusionList = NULL;

            if (data.readInt32()) {
                host = data.readCString();
                port = data.readInt32();
                exclusionList = data.readCString();
            }

            reply->writeInt32(updateProxyConfig(host, port, exclusionList));

            return OK;
        }
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}
status_t BnMediaMetadataRetriever::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch (code) {
        case DISCONNECT: {
            CHECK_INTERFACE(IMediaMetadataRetriever, data, reply);
            disconnect();
            return NO_ERROR;
        } break;
        case SET_DATA_SOURCE_URL: {
            CHECK_INTERFACE(IMediaMetadataRetriever, data, reply);

            sp<IMediaHTTPService> httpService;
            if (data.readInt32()) {
                httpService =
                    interface_cast<IMediaHTTPService>(data.readStrongBinder());
            }

            const char* srcUrl = data.readCString();

            KeyedVector<String8, String8> headers;
            size_t numHeaders = (size_t) data.readInt64();
            for (size_t i = 0; i < numHeaders; ++i) {
                String8 key = data.readString8();
                String8 value = data.readString8();
                headers.add(key, value);
            }

            reply->writeInt32(
                    setDataSource(
                        httpService, srcUrl, numHeaders > 0 ? &headers : NULL));

            return NO_ERROR;
        } break;
        case SET_DATA_SOURCE_FD: {
            CHECK_INTERFACE(IMediaMetadataRetriever, data, reply);
            int fd = data.readFileDescriptor();
            int64_t offset = data.readInt64();
            int64_t length = data.readInt64();
            reply->writeInt32(setDataSource(fd, offset, length));
            return NO_ERROR;
        } break;
        case SET_DATA_SOURCE_CALLBACK: {
            CHECK_INTERFACE(IMediaMetadataRetriever, data, reply);
            sp<IDataSource> source =
                interface_cast<IDataSource>(data.readStrongBinder());
            reply->writeInt32(setDataSource(source));
            return NO_ERROR;
        } break;
        case GET_FRAME_AT_TIME: {
            CHECK_INTERFACE(IMediaMetadataRetriever, data, reply);
            int64_t timeUs = data.readInt64();
            int option = data.readInt32();
            ALOGV("getTimeAtTime: time(%" PRId64 " us) and option(%d)", timeUs, option);
#ifndef DISABLE_GROUP_SCHEDULE_HACK
            setSchedPolicy(data);
#endif
            sp<IMemory> bitmap = getFrameAtTime(timeUs, option);
            if (bitmap != 0) {  // Don't send NULL across the binder interface
                reply->writeInt32(NO_ERROR);
                reply->writeStrongBinder(IInterface::asBinder(bitmap));
            } else {
                reply->writeInt32(UNKNOWN_ERROR);
            }
#ifndef DISABLE_GROUP_SCHEDULE_HACK
            restoreSchedPolicy();
#endif
            return NO_ERROR;
        } break;
        case EXTRACT_ALBUM_ART: {
            CHECK_INTERFACE(IMediaMetadataRetriever, data, reply);
#ifndef DISABLE_GROUP_SCHEDULE_HACK
            setSchedPolicy(data);
#endif
            sp<IMemory> albumArt = extractAlbumArt();
            if (albumArt != 0) {  // Don't send NULL across the binder interface
                reply->writeInt32(NO_ERROR);
                reply->writeStrongBinder(IInterface::asBinder(albumArt));
            } else {
                reply->writeInt32(UNKNOWN_ERROR);
            }
#ifndef DISABLE_GROUP_SCHEDULE_HACK
            restoreSchedPolicy();
#endif
            return NO_ERROR;
        } break;
        case EXTRACT_METADATA: {
            CHECK_INTERFACE(IMediaMetadataRetriever, data, reply);
#ifndef DISABLE_GROUP_SCHEDULE_HACK
            setSchedPolicy(data);
#endif
            int keyCode = data.readInt32();
            const char* value = extractMetadata(keyCode);
            if (value != NULL) {  // Don't send NULL across the binder interface
                reply->writeInt32(NO_ERROR);
                reply->writeCString(value);
            } else {
                reply->writeInt32(UNKNOWN_ERROR);
            }
#ifndef DISABLE_GROUP_SCHEDULE_HACK
            restoreSchedPolicy();
#endif
            return NO_ERROR;
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}
Example #14
0
status_t BnMediaRecorder::onTransact(
                                     uint32_t code, const Parcel& data, Parcel* reply,
                                     uint32_t flags)
{
    switch (code) {
        case RELEASE: {
            ALOGV("RELEASE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(release());
            return NO_ERROR;
        } break;
        case INIT: {
            ALOGV("INIT");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(init());
            return NO_ERROR;
        } break;
        case CLOSE: {
            ALOGV("CLOSE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(close());
            return NO_ERROR;
        } break;
        case RESET: {
            ALOGV("RESET");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(reset());
            return NO_ERROR;
        } break;
        case STOP: {
            ALOGV("STOP");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(stop());
            return NO_ERROR;
        } break;
        case START: {
            ALOGV("START");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(start());
            return NO_ERROR;
        } break;
        case PREPARE: {
            ALOGV("PREPARE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(prepare());
            return NO_ERROR;
        } break;
        case GET_MAX_AMPLITUDE: {
            ALOGV("GET_MAX_AMPLITUDE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int max = 0;
            status_t ret = getMaxAmplitude(&max);
            reply->writeInt32(max);
            reply->writeInt32(ret);
            return NO_ERROR;
        } break;
        case SET_VIDEO_SOURCE: {
            ALOGV("SET_VIDEO_SOURCE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int vs = data.readInt32();
            reply->writeInt32(setVideoSource(vs));
            return NO_ERROR;
        } break;
        case SET_AUDIO_SOURCE: {
            ALOGV("SET_AUDIO_SOURCE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int as = data.readInt32();
            reply->writeInt32(setAudioSource(as));
            return NO_ERROR;
        } break;
        case SET_OUTPUT_FORMAT: {
            ALOGV("SET_OUTPUT_FORMAT");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int of = data.readInt32();
            reply->writeInt32(setOutputFormat(of));
            return NO_ERROR;
        } break;
        case SET_VIDEO_ENCODER: {
            ALOGV("SET_VIDEO_ENCODER");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int ve = data.readInt32();
            reply->writeInt32(setVideoEncoder(ve));
            return NO_ERROR;
        } break;
        case SET_AUDIO_ENCODER: {
            ALOGV("SET_AUDIO_ENCODER");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int ae = data.readInt32();
            reply->writeInt32(setAudioEncoder(ae));
            return NO_ERROR;

        } break;
        case SET_OUTPUT_FILE_FD: {
            ALOGV("SET_OUTPUT_FILE_FD");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int fd = dup(data.readFileDescriptor());
            int64_t offset = data.readInt64();
            int64_t length = data.readInt64();
            reply->writeInt32(setOutputFile(fd, offset, length));
            ::close(fd);
            return NO_ERROR;
        } break;
        case SET_VIDEO_SIZE: {
            ALOGV("SET_VIDEO_SIZE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int width = data.readInt32();
            int height = data.readInt32();
            reply->writeInt32(setVideoSize(width, height));
            return NO_ERROR;
        } break;
        case SET_VIDEO_FRAMERATE: {
            ALOGV("SET_VIDEO_FRAMERATE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int frames_per_second = data.readInt32();
            reply->writeInt32(setVideoFrameRate(frames_per_second));
            return NO_ERROR;
        } break;
        case SET_PARAMETERS: {
            ALOGV("SET_PARAMETER");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(setParameters(data.readString8()));
            return NO_ERROR;
        } break;
        case SET_LISTENER: {
            ALOGV("SET_LISTENER");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            sp<IMediaRecorderClient> listener =
                interface_cast<IMediaRecorderClient>(data.readStrongBinder());
            reply->writeInt32(setListener(listener));
            return NO_ERROR;
        } break;
        case SET_CLIENT_NAME: {
            ALOGV("SET_CLIENT_NAME");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(setClientName(data.readString16()));
            return NO_ERROR;
        }
        case SET_PREVIEW_SURFACE: {
            ALOGV("SET_PREVIEW_SURFACE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            sp<IGraphicBufferProducer> surface = interface_cast<IGraphicBufferProducer>(
                    data.readStrongBinder());
            reply->writeInt32(setPreviewSurface(surface));
            return NO_ERROR;
        } break;
        case SET_CAMERA: {
            ALOGV("SET_CAMERA");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            sp<ICamera> camera = interface_cast<ICamera>(data.readStrongBinder());
            sp<ICameraRecordingProxy> proxy =
                interface_cast<ICameraRecordingProxy>(data.readStrongBinder());
            reply->writeInt32(setCamera(camera, proxy));
            return NO_ERROR;
        } break;
        case SET_INPUT_SURFACE: {
            ALOGV("SET_INPUT_SURFACE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            sp<IGraphicBufferConsumer> surface = interface_cast<IGraphicBufferConsumer>(
                    data.readStrongBinder());
            reply->writeInt32(setInputSurface(surface));
            return NO_ERROR;
        } break;
        case QUERY_SURFACE_MEDIASOURCE: {
            ALOGV("QUERY_SURFACE_MEDIASOURCE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            // call the mediaserver side to create
            // a surfacemediasource
            sp<IGraphicBufferProducer> surfaceMediaSource = querySurfaceMediaSource();
            // The mediaserver might have failed to create a source
            int returnedNull= (surfaceMediaSource == NULL) ? 1 : 0 ;
            reply->writeInt32(returnedNull);
            if (!returnedNull) {
                reply->writeStrongBinder(IInterface::asBinder(surfaceMediaSource));
            }
            return NO_ERROR;
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}
status_t BnDrmManagerService::onTransact(
            uint32_t code, const Parcel& data,
            Parcel* reply, uint32_t flags) {
    LOGV("Entering BnDrmManagerService::onTransact with code %d", code);

    switch (code) {
    case ADD_UNIQUEID:
    {
        LOGV("BnDrmManagerService::onTransact :ADD_UNIQUEID");
        CHECK_INTERFACE(IDrmManagerService, data, reply);
        int uniqueId = addUniqueId(data.readInt32());
        reply->writeInt32(uniqueId);
        return DRM_NO_ERROR;
    }

    case REMOVE_UNIQUEID:
    {
        LOGV("BnDrmManagerService::onTransact :REMOVE_UNIQUEID");
        CHECK_INTERFACE(IDrmManagerService, data, reply);
        removeUniqueId(data.readInt32());
        return DRM_NO_ERROR;
    }

    case LOAD_PLUGINS:
    {
        LOGV("BnDrmManagerService::onTransact :LOAD_PLUGINS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        status_t status = loadPlugIns(data.readInt32());

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case LOAD_PLUGINS_FROM_PATH:
    {
        LOGV("BnDrmManagerService::onTransact :LOAD_PLUGINS_FROM_PATH");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        status_t status = loadPlugIns(data.readInt32(), data.readString8());

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case SET_DRM_SERVICE_LISTENER:
    {
        LOGV("BnDrmManagerService::onTransact :SET_DRM_SERVICE_LISTENER");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        const sp<IDrmServiceListener> drmServiceListener
            = interface_cast<IDrmServiceListener> (data.readStrongBinder());

        status_t status = setDrmServiceListener(uniqueId, drmServiceListener);

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case UNLOAD_PLUGINS:
    {
        LOGV("BnDrmManagerService::onTransact :UNLOAD_PLUGINS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        status_t status = unloadPlugIns(uniqueId);

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case INSTALL_DRM_ENGINE:
    {
        LOGV("BnDrmManagerService::onTransact :INSTALL_DRM_ENGINE");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        status_t status = installDrmEngine(data.readInt32(), data.readString8());

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case GET_CONSTRAINTS_FROM_CONTENT:
    {
        LOGV("BnDrmManagerService::onTransact :GET_CONSTRAINTS_FROM_CONTENT");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        const String8 path = data.readString8();

        DrmConstraints* drmConstraints = getConstraints(uniqueId, &path, data.readInt32());

        if (NULL != drmConstraints) {
            //Filling DRM Constraints contents
            reply->writeInt32(drmConstraints->getCount());

            DrmConstraints::KeyIterator keyIt = drmConstraints->keyIterator();
            while (keyIt.hasNext()) {
                const String8 key = keyIt.next();
                reply->writeString8(key);
                const char* value = drmConstraints->getAsByteArray(&key);
                int bufferSize = 0;
                if (NULL != value) {
                    bufferSize = strlen(value);
                }
                reply->writeInt32(bufferSize + 1);
                reply->write(value, bufferSize + 1);
            }
        }
        delete drmConstraints; drmConstraints = NULL;
        return DRM_NO_ERROR;
    }

    case CAN_HANDLE:
    {
        LOGV("BnDrmManagerService::onTransact :CAN_HANDLE");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        const String8 path = data.readString8();
        const String8 mimeType = data.readString8();

        bool result = canHandle(uniqueId, path, mimeType);

        reply->writeInt32(result);
        return DRM_NO_ERROR;
    }

    case PROCESS_DRM_INFO:
    {
        LOGV("BnDrmManagerService::onTransact :PROCESS_DRM_INFO");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        //Filling DRM info
        const int infoType = data.readInt32();
        const int bufferSize = data.readInt32();
        char* buffer = NULL;
        if (0 < bufferSize) {
            buffer = (char *)data.readInplace(bufferSize);
        }
        const DrmBuffer drmBuffer(buffer, bufferSize);
        DrmInfo* drmInfo = new DrmInfo(infoType, drmBuffer, data.readString8());

        const int size = data.readInt32();
        for (int index = 0; index < size; ++index) {
            const String8 key(data.readString8());
            const String8 value(data.readString8());
            drmInfo->put(key, (value == String8("NULL")) ? String8("") : value);
        }

        DrmInfoStatus* drmInfoStatus = processDrmInfo(uniqueId, drmInfo);

        if (NULL != drmInfoStatus) {
            //Filling DRM Info Status contents
            reply->writeInt32(drmInfoStatus->statusCode);
            reply->writeString8(drmInfoStatus->mimeType);

            if (NULL != drmInfoStatus->drmBuffer) {
                const DrmBuffer* drmBuffer = drmInfoStatus->drmBuffer;
                const int bufferSize = drmBuffer->length;
                reply->writeInt32(bufferSize);
                if (0 < bufferSize) {
                    reply->write(drmBuffer->data, bufferSize);
                }
                delete [] drmBuffer->data;
                delete drmBuffer; drmBuffer = NULL;
            }
        }
        delete drmInfo; drmInfo = NULL;
        delete drmInfoStatus; drmInfoStatus = NULL;
        return DRM_NO_ERROR;
    }

    case ACQUIRE_DRM_INFO:
    {
        LOGV("BnDrmManagerService::onTransact :ACQUIRE_DRM_INFO");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        //Filling DRM info Request
        DrmInfoRequest* drmInfoRequest = new DrmInfoRequest(data.readInt32(), data.readString8());

        const int size = data.readInt32();
        for (int index = 0; index < size; ++index) {
            const String8 key(data.readString8());
            const String8 value(data.readString8());
            drmInfoRequest->put(key, (value == String8("NULL")) ? String8("") : value);
        }

        DrmInfo* drmInfo = acquireDrmInfo(uniqueId, drmInfoRequest);

        if (NULL != drmInfo) {
            //Filling DRM Info
            const DrmBuffer drmBuffer = drmInfo->getData();
            reply->writeInt32(drmInfo->getInfoType());

            const int bufferSize = drmBuffer.length;
            reply->writeInt32(bufferSize);
            if (0 < bufferSize) {
                reply->write(drmBuffer.data, bufferSize);
            }
            reply->writeString8(drmInfo->getMimeType());
            reply->writeInt32(drmInfo->getCount());

            DrmInfo::KeyIterator keyIt = drmInfo->keyIterator();
            while (keyIt.hasNext()) {
                const String8 key = keyIt.next();
                reply->writeString8(key);
                const String8 value = drmInfo->get(key);
                reply->writeString8((value == String8("")) ? String8("NULL") : value);
            }
            delete [] drmBuffer.data;
        }
        delete drmInfoRequest; drmInfoRequest = NULL;
        delete drmInfo; drmInfo = NULL;
        return DRM_NO_ERROR;
    }

    case SAVE_RIGHTS:
    {
        LOGV("BnDrmManagerService::onTransact :SAVE_RIGHTS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        //Filling DRM Rights
        const int bufferSize = data.readInt32();
        const DrmBuffer drmBuffer((char *)data.readInplace(bufferSize), bufferSize);

        const String8 mimeType(data.readString8());
        const String8 accountId(data.readString8());
        const String8 subscriptionId(data.readString8());
        const String8 rightsPath(data.readString8());
        const String8 contentPath(data.readString8());

        DrmRights drmRights(drmBuffer,
                            ((mimeType == String8("NULL")) ? String8("") : mimeType),
                            ((accountId == String8("NULL")) ? String8("") : accountId),
                            ((subscriptionId == String8("NULL")) ? String8("") : subscriptionId));

        const status_t status = saveRights(uniqueId, drmRights,
                            ((rightsPath == String8("NULL")) ? String8("") : rightsPath),
                            ((contentPath == String8("NULL")) ? String8("") : contentPath));

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case GET_ORIGINAL_MIMETYPE:
    {
        LOGV("BnDrmManagerService::onTransact :GET_ORIGINAL_MIMETYPE");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const String8 originalMimeType = getOriginalMimeType(data.readInt32(), data.readString8());

        reply->writeString8(originalMimeType);
        return DRM_NO_ERROR;
    }

    case GET_DRM_OBJECT_TYPE:
    {
        LOGV("BnDrmManagerService::onTransact :GET_DRM_OBJECT_TYPE");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int drmObjectType
            = getDrmObjectType(data.readInt32(), data.readString8(), data.readString8());

        reply->writeInt32(drmObjectType);
        return DRM_NO_ERROR;
    }

    case CHECK_RIGHTS_STATUS:
    {
        LOGV("BnDrmManagerService::onTransact :CHECK_RIGHTS_STATUS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int result
            = checkRightsStatus(data.readInt32(), data.readString8(), data.readInt32());

        reply->writeInt32(result);
        return DRM_NO_ERROR;
    }

    case CONSUME_RIGHTS:
    {
        LOGV("BnDrmManagerService::onTransact :CONSUME_RIGHTS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        DecryptHandle handle;
        handle.decryptId = data.readInt32();
        handle.mimeType = data.readString8();
        handle.decryptApiType = data.readInt32();
        handle.status = data.readInt32();
        handle.decryptInfo = NULL;

        const int bufferLength = data.readInt32();
        if (INVALID_BUFFER_LENGTH != bufferLength) {
            handle.decryptInfo = new DecryptInfo();
            handle.decryptInfo->decryptBufferLength = bufferLength;
        }

        const status_t status
            = consumeRights(uniqueId, &handle, data.readInt32(),
                static_cast<bool>(data.readInt32()));
        reply->writeInt32(status);

        delete handle.decryptInfo; handle.decryptInfo = NULL;
        return DRM_NO_ERROR;
    }

    case SET_PLAYBACK_STATUS:
    {
        LOGV("BnDrmManagerService::onTransact :SET_PLAYBACK_STATUS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        DecryptHandle handle;
        handle.decryptId = data.readInt32();
        handle.mimeType = data.readString8();
        handle.decryptApiType = data.readInt32();
        handle.status = data.readInt32();
        handle.decryptInfo = NULL;

        const int bufferLength = data.readInt32();
        if (INVALID_BUFFER_LENGTH != bufferLength) {
            handle.decryptInfo = new DecryptInfo();
            handle.decryptInfo->decryptBufferLength = bufferLength;
        }

        const status_t status
            = setPlaybackStatus(uniqueId, &handle, data.readInt32(), data.readInt32());
        reply->writeInt32(status);

        delete handle.decryptInfo; handle.decryptInfo = NULL;
        return DRM_NO_ERROR;
    }

    case VALIDATE_ACTION:
    {
        LOGV("BnDrmManagerService::onTransact :VALIDATE_ACTION");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        bool result = validateAction(
                                data.readInt32(),
                                data.readString8(),
                                data.readInt32(),
                                ActionDescription(data.readInt32(), data.readInt32()));

        reply->writeInt32(result);
        return DRM_NO_ERROR;
    }

    case REMOVE_RIGHTS:
    {
        LOGV("BnDrmManagerService::onTransact :REMOVE_RIGHTS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const status_t status = removeRights(data.readInt32(), data.readString8());
        reply->writeInt32(status);

        return DRM_NO_ERROR;
    }

    case REMOVE_ALL_RIGHTS:
    {
        LOGV("BnDrmManagerService::onTransact :REMOVE_ALL_RIGHTS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const status_t status = removeAllRights(data.readInt32());
        reply->writeInt32(status);

        return DRM_NO_ERROR;
    }

    case OPEN_CONVERT_SESSION:
    {
        LOGV("BnDrmManagerService::onTransact :OPEN_CONVERT_SESSION");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int convertId = openConvertSession(data.readInt32(), data.readString8());

        reply->writeInt32(convertId);
        return DRM_NO_ERROR;
    }

    case CONVERT_DATA:
    {
        LOGV("BnDrmManagerService::onTransact :CONVERT_DATA");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        const int convertId = data.readInt32();

        //Filling input data
        const int bufferSize = data.readInt32();
        DrmBuffer* inputData = new DrmBuffer((char *)data.readInplace(bufferSize), bufferSize);

        DrmConvertedStatus*    drmConvertedStatus = convertData(uniqueId, convertId, inputData);

        if (NULL != drmConvertedStatus) {
            //Filling Drm Converted Ststus
            reply->writeInt32(drmConvertedStatus->statusCode);
            reply->writeInt32(drmConvertedStatus->offset);

            if (NULL != drmConvertedStatus->convertedData) {
                const DrmBuffer* convertedData = drmConvertedStatus->convertedData;
                const int bufferSize = convertedData->length;
                reply->writeInt32(bufferSize);
                if (0 < bufferSize) {
                    reply->write(convertedData->data, bufferSize);
                }
                delete [] convertedData->data;
                delete convertedData; convertedData = NULL;
            }
        }
        delete inputData; inputData = NULL;
        delete drmConvertedStatus; drmConvertedStatus = NULL;
        return DRM_NO_ERROR;
    }

    case CLOSE_CONVERT_SESSION:
    {
        LOGV("BnDrmManagerService::onTransact :CLOSE_CONVERT_SESSION");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        DrmConvertedStatus*    drmConvertedStatus
            = closeConvertSession(data.readInt32(), data.readInt32());

        if (NULL != drmConvertedStatus) {
            //Filling Drm Converted Ststus
            reply->writeInt32(drmConvertedStatus->statusCode);
            reply->writeInt32(drmConvertedStatus->offset);

            if (NULL != drmConvertedStatus->convertedData) {
                const DrmBuffer* convertedData = drmConvertedStatus->convertedData;
                const int bufferSize = convertedData->length;
                reply->writeInt32(bufferSize);
                if (0 < bufferSize) {
                    reply->write(convertedData->data, bufferSize);
                }
                delete [] convertedData->data;
                delete convertedData; convertedData = NULL;
            }
        }
        delete drmConvertedStatus; drmConvertedStatus = NULL;
        return DRM_NO_ERROR;
    }

    case GET_ALL_SUPPORT_INFO:
    {
        LOGV("BnDrmManagerService::onTransact :GET_ALL_SUPPORT_INFO");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        int length = 0;
        DrmSupportInfo* drmSupportInfoArray = NULL;

        status_t status = getAllSupportInfo(uniqueId, &length, &drmSupportInfoArray);

        reply->writeInt32(length);
        for (int i = 0; i < length; ++i) {
            DrmSupportInfo drmSupportInfo = drmSupportInfoArray[i];

            reply->writeInt32(drmSupportInfo.getFileSuffixCount());
            DrmSupportInfo::FileSuffixIterator fileSuffixIt
                = drmSupportInfo.getFileSuffixIterator();
            while (fileSuffixIt.hasNext()) {
                reply->writeString8(fileSuffixIt.next());
            }

            reply->writeInt32(drmSupportInfo.getMimeTypeCount());
            DrmSupportInfo::MimeTypeIterator mimeTypeIt = drmSupportInfo.getMimeTypeIterator();
            while (mimeTypeIt.hasNext()) {
                reply->writeString8(mimeTypeIt.next());
            }
            reply->writeString8(drmSupportInfo.getDescription());
        }
        delete [] drmSupportInfoArray; drmSupportInfoArray = NULL;
        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case OPEN_DECRYPT_SESSION:
    {
        LOGV("BnDrmManagerService::onTransact :OPEN_DECRYPT_SESSION");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        const int fd = data.readFileDescriptor();

        DecryptHandle* handle
            = openDecryptSession(uniqueId, fd, data.readInt32(), data.readInt32());

        if (NULL != handle) {
            reply->writeInt32(handle->decryptId);
            reply->writeString8(handle->mimeType);
            reply->writeInt32(handle->decryptApiType);
            reply->writeInt32(handle->status);
            if (NULL != handle->decryptInfo) {
                reply->writeInt32(handle->decryptInfo->decryptBufferLength);
                delete handle->decryptInfo; handle->decryptInfo = NULL;
            }
        } else {
            LOGE("NULL decryptHandle is returned");
        }
        delete handle; handle = NULL;
        return DRM_NO_ERROR;
    }

    case CLOSE_DECRYPT_SESSION:
    {
        LOGV("BnDrmManagerService::onTransact :CLOSE_DECRYPT_SESSION");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        DecryptHandle* handle = new DecryptHandle();
        handle->decryptId = data.readInt32();
        handle->mimeType = data.readString8();
        handle->decryptApiType = data.readInt32();
        handle->status = data.readInt32();
        handle->decryptInfo = NULL;

        const int bufferLength = data.readInt32();
        if (INVALID_BUFFER_LENGTH != bufferLength) {
            handle->decryptInfo = new DecryptInfo();
            handle->decryptInfo->decryptBufferLength = bufferLength;
        }

        const status_t status = closeDecryptSession(uniqueId, handle);
        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case INITIALIZE_DECRYPT_UNIT:
    {
        LOGV("BnDrmManagerService::onTransact :INITIALIZE_DECRYPT_UNIT");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        DecryptHandle handle;
        handle.decryptId = data.readInt32();
        handle.mimeType = data.readString8();
        handle.decryptApiType = data.readInt32();
        handle.status = data.readInt32();
        handle.decryptInfo = NULL;

        const int bufferLength = data.readInt32();
        if (INVALID_BUFFER_LENGTH != bufferLength) {
            handle.decryptInfo = new DecryptInfo();
            handle.decryptInfo->decryptBufferLength = bufferLength;
        }
        const int decryptUnitId = data.readInt32();

        //Filling Header info
        const int bufferSize = data.readInt32();
        DrmBuffer* headerInfo = NULL;
        headerInfo = new DrmBuffer((char *)data.readInplace(bufferSize), bufferSize);

        const status_t status
            = initializeDecryptUnit(uniqueId, &handle, decryptUnitId, headerInfo);
        reply->writeInt32(status);

        delete handle.decryptInfo; handle.decryptInfo = NULL;
        delete headerInfo; headerInfo = NULL;
        return DRM_NO_ERROR;
    }

    case DECRYPT:
    {
        LOGV("BnDrmManagerService::onTransact :DECRYPT");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        DecryptHandle handle;
        handle.decryptId = data.readInt32();
        handle.mimeType = data.readString8();
        handle.decryptApiType = data.readInt32();
        handle.status = data.readInt32();
        handle.decryptInfo = NULL;

        const int bufferLength = data.readInt32();
        if (INVALID_BUFFER_LENGTH != bufferLength) {
            handle.decryptInfo = new DecryptInfo();
            handle.decryptInfo->decryptBufferLength = bufferLength;
        }
        const int decryptUnitId = data.readInt32();
        const int decBufferSize = data.readInt32();

        const int encBufferSize = data.readInt32();
        DrmBuffer* encBuffer
            = new DrmBuffer((char *)data.readInplace(encBufferSize), encBufferSize);

        char* buffer = NULL;
        buffer = new char[decBufferSize];
        DrmBuffer* decBuffer = new DrmBuffer(buffer, decBufferSize);

        DrmBuffer* IV = NULL;
        if (0 != data.dataAvail()) {
            const int ivBufferlength = data.readInt32();
            IV = new DrmBuffer((char *)data.readInplace(ivBufferlength), ivBufferlength);
        }

        const status_t status
            = decrypt(uniqueId, &handle, decryptUnitId, encBuffer, &decBuffer, IV);

        reply->writeInt32(status);

        const int size = decBuffer->length;
        reply->writeInt32(size);
        reply->write(decBuffer->data, size);

        delete handle.decryptInfo; handle.decryptInfo = NULL;
        delete encBuffer; encBuffer = NULL;
        delete decBuffer; decBuffer = NULL;
        delete [] buffer; buffer = NULL;
        delete IV; IV = NULL;
        return DRM_NO_ERROR;
    }

    case FINALIZE_DECRYPT_UNIT:
    {
        LOGV("BnDrmManagerService::onTransact :FINALIZE_DECRYPT_UNIT");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        DecryptHandle handle;
        handle.decryptId = data.readInt32();
        handle.mimeType = data.readString8();
        handle.decryptApiType = data.readInt32();
        handle.status = data.readInt32();
        handle.decryptInfo = NULL;

        const int bufferLength = data.readInt32();
        if (INVALID_BUFFER_LENGTH != bufferLength) {
            handle.decryptInfo = new DecryptInfo();
            handle.decryptInfo->decryptBufferLength = bufferLength;
        }

        const status_t status = finalizeDecryptUnit(uniqueId, &handle, data.readInt32());
        reply->writeInt32(status);

        delete handle.decryptInfo; handle.decryptInfo = NULL;
        return DRM_NO_ERROR;
    }

    case PREAD:
    {
        LOGV("BnDrmManagerService::onTransact :READ");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();

        DecryptHandle handle;
        handle.decryptId = data.readInt32();
        handle.mimeType = data.readString8();
        handle.decryptApiType = data.readInt32();
        handle.status = data.readInt32();
        handle.decryptInfo = NULL;

        const int bufferLength = data.readInt32();
        if (INVALID_BUFFER_LENGTH != bufferLength) {
            handle.decryptInfo = new DecryptInfo();
            handle.decryptInfo->decryptBufferLength = bufferLength;
        }

        const int numBytes = data.readInt32();
        char* buffer = new char[numBytes];

        const off_t offset = data.readInt32();

        ssize_t result = pread(uniqueId, &handle, buffer, numBytes, offset);
        reply->writeInt32(result);
        if (0 < result) {
            reply->write(buffer, result);
        }

        delete handle.decryptInfo; handle.decryptInfo = NULL;
        delete [] buffer, buffer = NULL;
        return DRM_NO_ERROR;
    }

    default:
        return BBinder::onTransact(code, data, reply, flags);
    }
}
status_t BnMediaPlayer::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch(code) {
        case DISCONNECT: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            disconnect();
            return NO_ERROR;
        } break;
        case SET_DATA_SOURCE_URL: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            const char* url = data.readCString();
            KeyedVector<String8, String8> headers;
            int32_t numHeaders = data.readInt32();
            for (int i = 0; i < numHeaders; ++i) {
                String8 key = data.readString8();
                String8 value = data.readString8();
                headers.add(key, value);
            }
            reply->writeInt32(setDataSource(url, numHeaders > 0 ? &headers : NULL));
            return NO_ERROR;
        } break;
        case SET_DATA_SOURCE_FD: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            int fd = data.readFileDescriptor();
            int64_t offset = data.readInt64();
            int64_t length = data.readInt64();
            reply->writeInt32(setDataSource(fd, offset, length));
            return NO_ERROR;
        }
        case SET_DATA_SOURCE_STREAM: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            sp<IStreamSource> source =
                interface_cast<IStreamSource>(data.readStrongBinder());
            reply->writeInt32(setDataSource(source));
            return NO_ERROR;
        }
        case SET_VIDEO_SURFACETEXTURE: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            sp<ISurfaceTexture> surfaceTexture =
                    interface_cast<ISurfaceTexture>(data.readStrongBinder());
            reply->writeInt32(setVideoSurfaceTexture(surfaceTexture));
            return NO_ERROR;
        } break;
        case PREPARE_ASYNC: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(prepareAsync());
            return NO_ERROR;
        } break;
        case START: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(start());
            return NO_ERROR;
        } break;
        case STOP: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(stop());
            return NO_ERROR;
        } break;
        case IS_PLAYING: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            bool state;
            status_t ret = isPlaying(&state);
            reply->writeInt32(state);
            reply->writeInt32(ret);
            return NO_ERROR;
        } break;
        case PAUSE: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(pause());
            return NO_ERROR;
        } break;
        case SEEK_TO: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(seekTo(data.readInt32()));
            return NO_ERROR;
        } break;
        case GET_CURRENT_POSITION: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            int msec;
            status_t ret = getCurrentPosition(&msec);
            reply->writeInt32(msec);
            reply->writeInt32(ret);
            return NO_ERROR;
        } break;
        case GET_DURATION: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            int msec;
            status_t ret = getDuration(&msec);
            reply->writeInt32(msec);
            reply->writeInt32(ret);
            return NO_ERROR;
        } break;
        case RESET: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(reset());
            return NO_ERROR;
        } break;
        case SET_AUDIO_STREAM_TYPE: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(setAudioStreamType(data.readInt32()));
            return NO_ERROR;
        } break;
        case SET_LOOPING: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(setLooping(data.readInt32()));
            return NO_ERROR;
        } break;
        case SET_VOLUME: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            float leftVolume = data.readFloat();
            float rightVolume = data.readFloat();
            reply->writeInt32(setVolume(leftVolume, rightVolume));
            return NO_ERROR;
        } break;
        case INVOKE: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            status_t result = invoke(data, reply);
            return result;
        } break;
        case SET_METADATA_FILTER: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(setMetadataFilter(data));
            return NO_ERROR;
        } break;
        case GET_METADATA: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            bool update_only = static_cast<bool>(data.readInt32());
            bool apply_filter = static_cast<bool>(data.readInt32());
            const status_t retcode = getMetadata(update_only, apply_filter, reply);
            reply->setDataPosition(0);
            reply->writeInt32(retcode);
            reply->setDataPosition(0);
            return NO_ERROR;
        } break;
        case SET_AUX_EFFECT_SEND_LEVEL: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(setAuxEffectSendLevel(data.readFloat()));
            return NO_ERROR;
        } break;
        case ATTACH_AUX_EFFECT: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            reply->writeInt32(attachAuxEffect(data.readInt32()));
            return NO_ERROR;
        } break;
        case SET_PARAMETER: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            int key = data.readInt32();

            Parcel request;
            if (data.dataAvail() > 0) {
                request.appendFrom(
                        const_cast<Parcel *>(&data), data.dataPosition(), data.dataAvail());
            }
            request.setDataPosition(0);
            reply->writeInt32(setParameter(key, request));
            return NO_ERROR;
        } break;
        case GET_PARAMETER: {
            CHECK_INTERFACE(IMediaPlayer, data, reply);
            return getParameter(data.readInt32(), reply);
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}
        virtual status_t onTransact(uint32_t code,
                                    const Parcel& data, Parcel* reply,
                                    uint32_t flags = 0) {
            //printf("%s: code %d\n", __func__, code);
            (void)flags;

            if (getuid() != (uid_t)IPCThreadState::self()->getCallingUid()) {
                return PERMISSION_DENIED;
            }
            switch (code) {
            case BINDER_LIB_TEST_REGISTER_SERVER: {
                int32_t id;
                sp<IBinder> binder;
                id = data.readInt32();
                binder = data.readStrongBinder();
                if (binder == NULL) {
                    return BAD_VALUE;
                }

                if (m_id != 0)
                    return INVALID_OPERATION;

                pthread_mutex_lock(&m_serverWaitMutex);
                if (m_serverStartRequested) {
                    m_serverStartRequested = false;
                    m_serverStarted = binder;
                    pthread_cond_signal(&m_serverWaitCond);
                }
                pthread_mutex_unlock(&m_serverWaitMutex);
                return NO_ERROR;
            }
            case BINDER_LIB_TEST_ADD_SERVER: {
                int ret;
                uint8_t buf[1] = { 0 };
                int serverid;

                if (m_id != 0) {
                    return INVALID_OPERATION;
                }
                pthread_mutex_lock(&m_serverWaitMutex);
                if (m_serverStartRequested) {
                    ret = -EBUSY;
                } else {
                    serverid = m_nextServerId++;
                    m_serverStartRequested = true;

                    pthread_mutex_unlock(&m_serverWaitMutex);
                    ret = start_server_process(serverid);
                    pthread_mutex_lock(&m_serverWaitMutex);
                }
                if (ret > 0) {
                    if (m_serverStartRequested) {
#if defined(HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE)
                        ret = pthread_cond_timeout_np(&m_serverWaitCond, &m_serverWaitMutex, 5000);
#else
                        struct timespec ts;
                        clock_gettime(CLOCK_REALTIME, &ts);
                        ts.tv_sec += 5;
                        ret = pthread_cond_timedwait(&m_serverWaitCond, &m_serverWaitMutex, &ts);
#endif
                    }
                    if (m_serverStartRequested) {
                        m_serverStartRequested = false;
                        ret = -ETIMEDOUT;
                    } else {
                        reply->writeStrongBinder(m_serverStarted);
                        reply->writeInt32(serverid);
                        m_serverStarted = NULL;
                        ret = NO_ERROR;
                    }
                } else if (ret >= 0) {
                    m_serverStartRequested = false;
                    ret = UNKNOWN_ERROR;
                }
                pthread_mutex_unlock(&m_serverWaitMutex);
                return ret;
            }
            case BINDER_LIB_TEST_NOP_TRANSACTION:
                return NO_ERROR;
            case BINDER_LIB_TEST_NOP_CALL_BACK: {
                Parcel data2, reply2;
                sp<IBinder> binder;
                binder = data.readStrongBinder();
                if (binder == NULL) {
                    return BAD_VALUE;
                }
                reply2.writeInt32(NO_ERROR);
                binder->transact(BINDER_LIB_TEST_CALL_BACK, data2, &reply2);
                return NO_ERROR;
            }
            case BINDER_LIB_TEST_GET_ID_TRANSACTION:
                reply->writeInt32(m_id);
                return NO_ERROR;
            case BINDER_LIB_TEST_INDIRECT_TRANSACTION: {
                int32_t count;
                uint32_t indirect_code;
                sp<IBinder> binder;

                count = data.readInt32();
                reply->writeInt32(m_id);
                reply->writeInt32(count);
                for (int i = 0; i < count; i++) {
                    binder = data.readStrongBinder();
                    if (binder == NULL) {
                        return BAD_VALUE;
                    }
                    indirect_code = data.readInt32();
                    BinderLibTestBundle data2(&data);
                    if (!data2.isValid()) {
                        return BAD_VALUE;
                    }
                    BinderLibTestBundle reply2;
                    binder->transact(indirect_code, data2, &reply2);
                    reply2.appendTo(reply);
                }
                return NO_ERROR;
            }
            case BINDER_LIB_TEST_SET_ERROR_TRANSACTION:
                reply->setError(data.readInt32());
                return NO_ERROR;
            case BINDER_LIB_TEST_GET_PTR_SIZE_TRANSACTION:
                reply->writeInt32(sizeof(void *));
                return NO_ERROR;
            case BINDER_LIB_TEST_GET_STATUS_TRANSACTION:
                return NO_ERROR;
            case BINDER_LIB_TEST_ADD_STRONG_REF_TRANSACTION:
                m_strongRef = data.readStrongBinder();
                return NO_ERROR;
            case BINDER_LIB_TEST_LINK_DEATH_TRANSACTION: {
                int ret;
                Parcel data2, reply2;
                sp<TestDeathRecipient> testDeathRecipient = new TestDeathRecipient();
                sp<IBinder> target;
                sp<IBinder> callback;

                target = data.readStrongBinder();
                if (target == NULL) {
                    return BAD_VALUE;
                }
                callback = data.readStrongBinder();run_server
                if (callback == NULL) {
                    return BAD_VALUE;
                }
                ret = target->linkToDeath(testDeathRecipient);
                if (ret == NO_ERROR)
                    ret = testDeathRecipient->waitEvent(5);
                data2.writeInt32(ret);
                callback->transact(BINDER_LIB_TEST_CALL_BACK, data2, &reply2);
                return NO_ERROR;
            }
            case BINDER_LIB_TEST_WRITE_FILE_TRANSACTION: {
                int ret;
                int32_t size;
                const void *buf;
                int fd;

                fd = data.readFileDescriptor();
                if (fd < 0) {
                    return BAD_VALUE;
                }
                ret = data.readInt32(&size);
                if (ret != NO_ERROR) {
                    return ret;
                }
                buf = data.readInplace(size);
                if (buf == NULL) {
                    return BAD_VALUE;
                }
                ret = write(fd, buf, size);
                if (ret != size)
                    return UNKNOWN_ERROR;
                return NO_ERROR;
            }
            case BINDER_LIB_TEST_PROMOTE_WEAK_REF_TRANSACTION: {
                int ret;
                wp<IBinder> weak;
                sp<IBinder> strong;
                Parcel data2, reply2;
                sp<IServiceManager> sm = defaultServiceManager();
                sp<IBinder> server = sm->getService(binderLibTestServiceName);

                weak = data.readWeakBinder();
                if (weak == NULL) {
                    return BAD_VALUE;
                }
                strong = weak.promote();

                ret = server->transact(BINDER_LIB_TEST_NOP_TRANSACTION, data2, &reply2);
                if (ret != NO_ERROR)
                    exit(EXIT_FAILURE);

                if (strong == NULL) {
                    reply->setError(1);
                }
                return NO_ERROR;
            }
            case BINDER_LIB_TEST_DELAYED_EXIT_TRANSACTION:
                alarm(10);
                return NO_ERROR;
            case BINDER_LIB_TEST_EXIT_TRANSACTION:
                while (wait(NULL) != -1 || errno != ECHILD)
                    ;
                exit(EXIT_SUCCESS);
            default:
                return UNKNOWN_TRANSACTION;
            };
        }
status_t BnMediaRecorder::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch(code) {
    case RELEASE: {
        LOGV("RELEASE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        reply->writeInt32(release());
        return NO_ERROR;
    }
    break;
    case INIT: {
        LOGV("INIT");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        reply->writeInt32(init());
        return NO_ERROR;
    }
    break;
    case CLOSE: {
        LOGV("CLOSE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        reply->writeInt32(close());
        return NO_ERROR;
    }
    break;
    case RESET: {
        LOGV("RESET");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        reply->writeInt32(reset());
        return NO_ERROR;
    }
    break;
    case STOP: {
        LOGV("STOP");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        reply->writeInt32(stop());
        return NO_ERROR;
    }
    break;
    case START: {
        LOGV("START");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        reply->writeInt32(start());
        return NO_ERROR;
    }
    break;
    case PREPARE: {
        LOGV("PREPARE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        reply->writeInt32(prepare());
        return NO_ERROR;
    }
    break;
    case GET_MAX_AMPLITUDE: {
        LOGV("GET_MAX_AMPLITUDE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int max = 0;
        status_t ret = getMaxAmplitude(&max);
        reply->writeInt32(max);
        reply->writeInt32(ret);
        return NO_ERROR;
    }
    break;
    case SET_VIDEO_SOURCE: {
        LOGV("SET_VIDEO_SOURCE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int vs = data.readInt32();
        reply->writeInt32(setVideoSource(vs));
        return NO_ERROR;
    }
    break;
    case SET_AUDIO_SOURCE: {
        LOGV("SET_AUDIO_SOURCE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int as = data.readInt32();
        reply->writeInt32(setAudioSource(as));
        return NO_ERROR;
    }
    break;
    case SET_OUTPUT_FORMAT: {
        LOGV("SET_OUTPUT_FORMAT");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int of = data.readInt32();
        reply->writeInt32(setOutputFormat(of));
        return NO_ERROR;
    }
    break;
    case SET_VIDEO_ENCODER: {
        LOGV("SET_VIDEO_ENCODER");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int ve = data.readInt32();
        reply->writeInt32(setVideoEncoder(ve));
        return NO_ERROR;
    }
    break;
    case SET_AUDIO_ENCODER: {
        LOGV("SET_AUDIO_ENCODER");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int ae = data.readInt32();
        reply->writeInt32(setAudioEncoder(ae));
        return NO_ERROR;

    }
    break;
    case SET_OUTPUT_FILE_PATH: {
        LOGV("SET_OUTPUT_FILE_PATH");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        const char* path = data.readCString();
        reply->writeInt32(setOutputFile(path));
        return NO_ERROR;
    }
    break;
    case SET_OUTPUT_FILE_FD: {
        LOGV("SET_OUTPUT_FILE_FD");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int fd = dup(data.readFileDescriptor());
        int64_t offset = data.readInt64();
        int64_t length = data.readInt64();
        reply->writeInt32(setOutputFile(fd, offset, length));
        return NO_ERROR;
    }
    break;
    case SET_VIDEO_SIZE: {
        LOGV("SET_VIDEO_SIZE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int width = data.readInt32();
        int height = data.readInt32();
        reply->writeInt32(setVideoSize(width, height));
        return NO_ERROR;
    }
    break;
    case SET_VIDEO_FRAMERATE: {
        LOGV("SET_VIDEO_FRAMERATE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int frames_per_second = data.readInt32();
        reply->writeInt32(setVideoFrameRate(frames_per_second));
        return NO_ERROR;
    }
    break;
    case SET_PARAMETERS: {
        LOGV("SET_PARAMETER");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        reply->writeInt32(setParameters(data.readString8()));
        return NO_ERROR;
    }
    break;
    case SET_LISTENER: {
        LOGV("SET_LISTENER");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        sp<IMediaPlayerClient> listener =
            interface_cast<IMediaPlayerClient>(data.readStrongBinder());
        reply->writeInt32(setListener(listener));
        return NO_ERROR;
    }
    break;
    case SET_PREVIEW_SURFACE: {
        LOGV("SET_PREVIEW_SURFACE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        sp<ISurface> surface = interface_cast<ISurface>(data.readStrongBinder());
        reply->writeInt32(setPreviewSurface(surface));
        return NO_ERROR;
    }
    break;
    case SET_CAMERA: {
        LOGV("SET_CAMERA");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        sp<ICamera> camera = interface_cast<ICamera>(data.readStrongBinder());
        reply->writeInt32(setCamera(camera));
        return NO_ERROR;
    }
    break;
    default:
        return BBinder::onTransact(code, data, reply, flags);
    }
}
status_t BnMediaPlayerService::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch(code) {
        case CREATE_URL: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            pid_t pid = data.readInt32();
            sp<IMediaPlayerClient> client =
                interface_cast<IMediaPlayerClient>(data.readStrongBinder());
            const char* url = data.readCString();

            KeyedVector<String8, String8> headers;
            int32_t numHeaders = data.readInt32();
            for (int i = 0; i < numHeaders; ++i) {
                String8 key = data.readString8();
                String8 value = data.readString8();
                headers.add(key, value);
            }

            sp<IMediaPlayer> player = create(
                    pid, client, url, numHeaders > 0 ? &headers : NULL);

            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case CREATE_FD: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            pid_t pid = data.readInt32();
            sp<IMediaPlayerClient> client = interface_cast<IMediaPlayerClient>(data.readStrongBinder());
            int fd = dup(data.readFileDescriptor());
            int64_t offset = data.readInt64();
            int64_t length = data.readInt64();
            sp<IMediaPlayer> player = create(pid, client, fd, offset, length);
            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case DECODE_URL: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            const char* url = data.readCString();
            uint32_t sampleRate;
            int numChannels;
            int format;
            sp<IMemory> player = decode(url, &sampleRate, &numChannels, &format);
            reply->writeInt32(sampleRate);
            reply->writeInt32(numChannels);
            reply->writeInt32(format);
            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case DECODE_FD: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            int fd = dup(data.readFileDescriptor());
            int64_t offset = data.readInt64();
            int64_t length = data.readInt64();
            uint32_t sampleRate;
            int numChannels;
            int format;
            sp<IMemory> player = decode(fd, offset, length, &sampleRate, &numChannels, &format);
            reply->writeInt32(sampleRate);
            reply->writeInt32(numChannels);
            reply->writeInt32(format);
            reply->writeStrongBinder(player->asBinder());
            return NO_ERROR;
        } break;
        case SNOOP: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<IMemory> snooped_audio = snoop();
            reply->writeStrongBinder(snooped_audio->asBinder());
            return NO_ERROR;
        } break;
        case CREATE_MEDIA_RECORDER: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            pid_t pid = data.readInt32();
            sp<IMediaRecorder> recorder = createMediaRecorder(pid);
            reply->writeStrongBinder(recorder->asBinder());
            return NO_ERROR;
        } break;
        case CREATE_METADATA_RETRIEVER: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            pid_t pid = data.readInt32();
            sp<IMediaMetadataRetriever> retriever = createMetadataRetriever(pid);
            reply->writeStrongBinder(retriever->asBinder());
            return NO_ERROR;
        } break;
        case GET_OMX: {
            CHECK_INTERFACE(IMediaPlayerService, data, reply);
            sp<IOMX> omx = getOMX();
            reply->writeStrongBinder(omx->asBinder());
            return NO_ERROR;
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}