status_t BnSurfaceComposer::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch(code) {
        case CREATE_CONNECTION: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> b = createConnection()->asBinder();
            reply->writeStrongBinder(b);
        } break;
        case CREATE_GRAPHIC_BUFFER_ALLOC: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> b = createGraphicBufferAlloc()->asBinder();
            reply->writeStrongBinder(b);
        } break;
        case SET_TRANSACTION_STATE: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            size_t count = data.readInt32();
            ComposerState s;
            Vector<ComposerState> state;
            state.setCapacity(count);
            for (size_t i=0 ; i<count ; i++) {
                s.read(data);
                state.add(s);
            }
            int orientation = data.readInt32();
            uint32_t flags = data.readInt32();
            setTransactionState(state, orientation, flags);
        } break;
        case BOOT_FINISHED: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            bootFinished();
        } break;
        case GET_CBLK: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> b = getCblk()->asBinder();
            reply->writeStrongBinder(b);
        } break;
        case CAPTURE_SCREEN: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            DisplayID dpy = data.readInt32();
            uint32_t reqWidth = data.readInt32();
            uint32_t reqHeight = data.readInt32();
            uint32_t minLayerZ = data.readInt32();
            uint32_t maxLayerZ = data.readInt32();
            sp<IMemoryHeap> heap;
            uint32_t w, h;
            PixelFormat f;
            status_t res = captureScreen(dpy, &heap, &w, &h, &f,
                    reqWidth, reqHeight, minLayerZ, maxLayerZ);
            reply->writeStrongBinder(heap->asBinder());
            reply->writeInt32(w);
            reply->writeInt32(h);
            reply->writeInt32(f);
            reply->writeInt32(res);
        } break;
        case TURN_ELECTRON_BEAM_OFF: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            int32_t mode = data.readInt32();
            status_t res = turnElectronBeamOff(mode);
            reply->writeInt32(res);
        } break;
        case TURN_ELECTRON_BEAM_ON: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            int32_t mode = data.readInt32();
            status_t res = turnElectronBeamOn(mode);
            reply->writeInt32(res);
        } break;
        case AUTHENTICATE_SURFACE: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<ISurfaceTexture> surfaceTexture =
                    interface_cast<ISurfaceTexture>(data.readStrongBinder());
            int32_t result = authenticateSurfaceTexture(surfaceTexture) ? 1 : 0;
            reply->writeInt32(result);
        } break;
#ifdef QCOM_HDMI_OUT
        case EXTERNAL_DISPLAY: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            int disp_type = data.readInt32();
            int enable = data.readInt32();
            enableExternalDisplay(disp_type, enable);
        } break;
#endif
#ifdef STE_HDMI
        case SET_HDMI_PARAMETER: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            int disp_type = data.readInt32();
            int enable = data.readInt32();
            int32_t result = setHDMIParameter(disp_type, enable);
            reply->writeInt32(result);
        } break;
#endif
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
    return NO_ERROR;
}
status_t BnSurfaceComposer::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch(code) {
        case CREATE_CONNECTION: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> b = createConnection()->asBinder();
            reply->writeStrongBinder(b);
        } break;
        case CREATE_GRAPHIC_BUFFER_ALLOC: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> b = createGraphicBufferAlloc()->asBinder();
            reply->writeStrongBinder(b);
        } break;
        case SET_TRANSACTION_STATE: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            size_t count = data.readInt32();
            ComposerState s;
            Vector<ComposerState> state;
            state.setCapacity(count);
            for (size_t i=0 ; i<count ; i++) {
                s.read(data);
                state.add(s);
            }
            count = data.readInt32();
            DisplayState d;
            Vector<DisplayState> displays;
            displays.setCapacity(count);
            for (size_t i=0 ; i<count ; i++) {
                d.read(data);
                displays.add(d);
            }
            uint32_t flags = data.readInt32();
            setTransactionState(state, displays, flags);
        } break;
        case BOOT_FINISHED: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            bootFinished();
        } break;
        case CAPTURE_SCREEN: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> display = data.readStrongBinder();
            uint32_t reqWidth = data.readInt32();
            uint32_t reqHeight = data.readInt32();
            uint32_t minLayerZ = data.readInt32();
            uint32_t maxLayerZ = data.readInt32();
            sp<IMemoryHeap> heap;
            uint32_t w, h;
            PixelFormat f;
            status_t res = captureScreen(display, &heap, &w, &h, &f,
                    reqWidth, reqHeight, minLayerZ, maxLayerZ);
            reply->writeStrongBinder(heap->asBinder());
            reply->writeInt32(w);
            reply->writeInt32(h);
            reply->writeInt32(f);
            reply->writeInt32(res);
        } break;
        case AUTHENTICATE_SURFACE: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<ISurfaceTexture> surfaceTexture =
                    interface_cast<ISurfaceTexture>(data.readStrongBinder());
            int32_t result = authenticateSurfaceTexture(surfaceTexture) ? 1 : 0;
            reply->writeInt32(result);
        } break;
        case CREATE_DISPLAY_EVENT_CONNECTION: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IDisplayEventConnection> connection(createDisplayEventConnection());
            reply->writeStrongBinder(connection->asBinder());
            return NO_ERROR;
        } break;
        case CREATE_DISPLAY: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            String8 displayName = data.readString8();
            bool secure = bool(data.readInt32());
            sp<IBinder> display(createDisplay(displayName, secure));
            reply->writeStrongBinder(display);
            return NO_ERROR;
        } break;
        case GET_BUILT_IN_DISPLAY: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            int32_t id = data.readInt32();
            sp<IBinder> display(getBuiltInDisplay(id));
            reply->writeStrongBinder(display);
            return NO_ERROR;
        } break;
        case BLANK: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> display = data.readStrongBinder();
            blank(display);
        } break;
        case UNBLANK: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> display = data.readStrongBinder();
            unblank(display);
        } break;
        case GET_DISPLAY_INFO: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            DisplayInfo info;
            sp<IBinder> display = data.readStrongBinder();
            status_t result = getDisplayInfo(display, &info);
            memcpy(reply->writeInplace(sizeof(DisplayInfo)), &info, sizeof(DisplayInfo));
            reply->writeInt32(result);
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
    return NO_ERROR;
}