Archipelago » qemu

typedef struct BlockCompleteData {

    BlockDriverCompletionFunc *cb;

    void *opaque;

    BlockDriverState *bs;

    int64_t sector_num;

    int nb_sectors;

} BlockCompleteData;

static void block_complete_cb(void *opaque, int ret)

{

    BlockCompleteData *b = opaque;

    if (b->bs->dirty_bitmap) {

        set_dirty_bitmap(b->bs, b->sector_num, b->nb_sectors, 1);

    }

    b->cb(b->opaque, ret);

    qemu_free(b);

}

static BlockCompleteData *blk_dirty_cb_alloc(BlockDriverState *bs,

                                             int64_t sector_num,

                                             int nb_sectors,

                                             BlockDriverCompletionFunc *cb,

                                             void *opaque)

{

    BlockCompleteData *blkdata = qemu_mallocz(sizeof(BlockCompleteData));

    blkdata->bs = bs;

    blkdata->cb = cb;

    blkdata->opaque = opaque;

    blkdata->sector_num = sector_num;

    blkdata->nb_sectors = nb_sectors;

    return blkdata;

}

    BlockCompleteData *blk_cb_data;

        blk_cb_data = blk_dirty_cb_alloc(bs, sector_num, nb_sectors, cb,

                                         opaque);

        cb = &block_complete_cb;

        opaque = blk_cb_data;