Function CARDWriteAsync

src/dolphin/src/card/CARDWrite.c:91–128

}

s32 CARDWriteAsync(CARDFileInfo* fileInfo, const void* buf, s32 length, s32 offset,
                   CARDCallback callback)
{
    CARDControl* card;
    s32 result;
    CARDDir* dir;
    CARDDir* ent;

    result = __CARDSeek(fileInfo, length, offset, &card);
    if (result < 0)
    {
        return result;
    }

    if (OFFSET(offset, card->sectorSize) != 0 || OFFSET(length, card->sectorSize) != 0)
    {
        return __CARDPutControlBlock(card, CARD_RESULT_FATAL_ERROR);
    }

    dir = __CARDGetDirBlock(card);
    ent = &dir[fileInfo->fileNo];
    result = __CARDIsWritable(card, ent);
    if (result < 0)
    {
        return __CARDPutControlBlock(card, result);
    }

    DCStoreRange((void*)buf, (u32)length);
    card->apiCallback = callback ? callback : __CARDDefaultApiCallback;
    card->buffer = (void*)buf;
    result =
        __CARDEraseSector(fileInfo->chan, card->sectorSize * (u32)fileInfo->iBlock, EraseCallback);
    if (result < 0)
    {
        __CARDPutControlBlock(card, result);
    }
    return result;
}