C++ (Cpp) Parcel::writeDupFileDescriptor示例

示例#1

文件： android_view_InputChannel.cpp 项目： Bmetz/platform_frameworks_base

static void android_view_InputChannel_nativeWriteToParcel(JNIEnv* env, jobject obj,
        jobject parcelObj) {
    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (parcel) {
        NativeInputChannel* nativeInputChannel =
                android_view_InputChannel_getNativeInputChannel(env, obj);
        if (nativeInputChannel) {
            sp<InputChannel> inputChannel = nativeInputChannel->getInputChannel();

            parcel->writeInt32(1);
            parcel->writeString8(inputChannel->getName());
            parcel->writeDupFileDescriptor(inputChannel->getAshmemFd());
            parcel->writeDupFileDescriptor(inputChannel->getReceivePipeFd());
            parcel->writeDupFileDescriptor(inputChannel->getSendPipeFd());
        } else {
            parcel->writeInt32(0);
        }
    }
}

示例#2

文件： android_os_Parcel.cpp 项目： 7tiny/platform_frameworks_base

static void android_os_Parcel_writeFileDescriptor(JNIEnv* env, jclass clazz, jlong nativePtr, jobject object)
{
    Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr);
    if (parcel != NULL) {
        const status_t err =
                parcel->writeDupFileDescriptor(jniGetFDFromFileDescriptor(env, object));
        if (err != NO_ERROR) {
            signalExceptionForError(env, clazz, err);
        }
    }
}