Ejemplos de ProfileData::mergeWith en C++ (Cpp)

Ejemplo n.º 1

Archivo: ProfileDataContainer.cpp Proyecto: AlanCheen/platform_frameworks_base

void ProfileDataContainer::switchStorageToAshmem(int ashmemfd) {
    int regionSize = ashmem_get_size_region(ashmemfd);
    if (regionSize < 0) {
        int err = errno;
        ALOGW("Failed to get ashmem region size from fd %d, err %d %s", ashmemfd, err,
              strerror(err));
        return;
    }
    if (regionSize < static_cast<int>(sizeof(ProfileData))) {
        ALOGW("Ashmem region is too small! Received %d, required %u", regionSize,
              static_cast<unsigned int>(sizeof(ProfileData)));
        return;
    }
    ProfileData* newData = reinterpret_cast<ProfileData*>(
            mmap(NULL, sizeof(ProfileData), PROT_READ | PROT_WRITE, MAP_SHARED, ashmemfd, 0));
    if (newData == MAP_FAILED) {
        int err = errno;
        ALOGW("Failed to move profile data to ashmem fd %d, error = %d", ashmemfd, err);
        return;
    }

    newData->mergeWith(*mData);
    freeData();
    mData = newData;
    mIsMapped = true;
}