bool XGameSaveContainerInfoCallback(  
         const XGameSaveContainerInfo* info,  
         void* context  
)  

void Sample::_GetContainerInfo(const char* name) 
{ 
    XGameSaveContainerInfoCallback* callback = [](_In_ const XGameSaveContainerInfo* info, _In_ void* ctx) -> bool 
    { 
        auto self = reinterpret_cast<Sample*>(ctx); 
        self->_UpdateContainerList(info); 
        return true; 
    }; 
  
    HRESULT hr = XGameSaveGetContainerInfo(_provider, name, this, callback); 
    if (FAILED(hr)) 
    { 
        _HandleContainerErrors(name, hr); 
    } 
} 
 
void Sample::_UpdateContainerList(const XGameSaveContainerInfo* container) 
{ 
    //update UX 
    printf("%s - %s: %I64dbytes %d blobs\n", container->name, container->displayName, container->totalSize, container->blobCount); 
    if (strcmp(container->name, "AutoSave") == 0) 
    { 
        _ReadContainerBlobsAsync(container); 
    } 
} 
 
void Sample::_HandleContainerErrors(const char* name, HRESULT hr) 
{ 
    switch (hr) 
    { 
    case E_GS_INVALID_CONTAINER_NAME: 
        printf("\'%s\' name is invalid for a container", name); 
        break; 
    case E_GS_USER_CANCELED: 
        printf("Container %s failed to sync user canceled hr=0x%08x\n", name, hr); 
        break; 
    case E_GS_CONTAINER_NOT_IN_SYNC: 
    case E_GS_CONTAINER_SYNC_FAILED: 
        printf("Container %s failed to sync hr=0x%08x\n", name, hr); 
        break; 
    case E_GS_HANDLE_EXPIRED: 
        printf("Container %s failed, re-initialize provider", name); 
        break; 
    case S_OK: 
        break; 
    default: 
        printf("Unknown Container error %s hr=0x%08X\n", name, hr); 
    } 
}