+/*
+ * Block driver for RAW format
+ *
+ * Copyright (c) 2006 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
#include "qemu-common.h"
-#include "block_int.h"
-#include "module.h"
+#include "block/block_int.h"
+#include "qemu/module.h"
-static int raw_open(BlockDriverState *bs, int flags)
+static int raw_open(BlockDriverState *bs, QDict *options, int flags)
{
bs->sg = bs->file->sg;
return 0;
}
-static int raw_read(BlockDriverState *bs, int64_t sector_num,
- uint8_t *buf, int nb_sectors)
+/* We have nothing to do for raw reopen, stubs just return
+ * success */
+static int raw_reopen_prepare(BDRVReopenState *state,
+ BlockReopenQueue *queue, Error **errp)
{
- return bdrv_read(bs->file, sector_num, buf, nb_sectors);
-}
-
-static int raw_write(BlockDriverState *bs, int64_t sector_num,
- const uint8_t *buf, int nb_sectors)
-{
- return bdrv_write(bs->file, sector_num, buf, nb_sectors);
+ return 0;
}
-static BlockDriverAIOCB *raw_aio_readv(BlockDriverState *bs,
- int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
- BlockDriverCompletionFunc *cb, void *opaque)
+static int coroutine_fn raw_co_readv(BlockDriverState *bs, int64_t sector_num,
+ int nb_sectors, QEMUIOVector *qiov)
{
- return bdrv_aio_readv(bs->file, sector_num, qiov, nb_sectors, cb, opaque);
+ BLKDBG_EVENT(bs->file, BLKDBG_READ_AIO);
+ return bdrv_co_readv(bs->file, sector_num, nb_sectors, qiov);
}
-static BlockDriverAIOCB *raw_aio_writev(BlockDriverState *bs,
- int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
- BlockDriverCompletionFunc *cb, void *opaque)
+static int coroutine_fn raw_co_writev(BlockDriverState *bs, int64_t sector_num,
+ int nb_sectors, QEMUIOVector *qiov)
{
- return bdrv_aio_writev(bs->file, sector_num, qiov, nb_sectors, cb, opaque);
+ BLKDBG_EVENT(bs->file, BLKDBG_WRITE_AIO);
+ return bdrv_co_writev(bs->file, sector_num, nb_sectors, qiov);
}
static void raw_close(BlockDriverState *bs)
{
}
-static int raw_flush(BlockDriverState *bs)
+static int coroutine_fn raw_co_is_allocated(BlockDriverState *bs,
+ int64_t sector_num,
+ int nb_sectors, int *pnum)
{
- return bdrv_flush(bs->file);
+ return bdrv_co_is_allocated(bs->file, sector_num, nb_sectors, pnum);
}
-static BlockDriverAIOCB *raw_aio_flush(BlockDriverState *bs,
- BlockDriverCompletionFunc *cb, void *opaque)
+static int coroutine_fn raw_co_write_zeroes(BlockDriverState *bs,
+ int64_t sector_num,
+ int nb_sectors)
{
- return bdrv_aio_flush(bs->file, cb, opaque);
+ return bdrv_co_write_zeroes(bs->file, sector_num, nb_sectors);
}
static int64_t raw_getlength(BlockDriverState *bs)
return 1; /* everything can be opened as raw image */
}
-static int raw_discard(BlockDriverState *bs, int64_t sector_num, int nb_sectors)
+static int coroutine_fn raw_co_discard(BlockDriverState *bs,
+ int64_t sector_num, int nb_sectors)
{
- return bdrv_discard(bs->file, sector_num, nb_sectors);
+ return bdrv_co_discard(bs->file, sector_num, nb_sectors);
}
static int raw_is_inserted(BlockDriverState *bs)
return bdrv_media_changed(bs->file);
}
-static void raw_eject(BlockDriverState *bs, int eject_flag)
+static void raw_eject(BlockDriverState *bs, bool eject_flag)
{
bdrv_eject(bs->file, eject_flag);
}
return bdrv_has_zero_init(bs->file);
}
+static int raw_get_info(BlockDriverState *bs, BlockDriverInfo *bdi)
+{
+ return bdrv_get_info(bs->file, bdi);
+}
+
static BlockDriver bdrv_raw = {
.format_name = "raw",
.bdrv_open = raw_open,
.bdrv_close = raw_close,
- .bdrv_read = raw_read,
- .bdrv_write = raw_write,
- .bdrv_flush = raw_flush,
+
+ .bdrv_reopen_prepare = raw_reopen_prepare,
+
+ .bdrv_co_readv = raw_co_readv,
+ .bdrv_co_writev = raw_co_writev,
+ .bdrv_co_is_allocated = raw_co_is_allocated,
+ .bdrv_co_write_zeroes = raw_co_write_zeroes,
+ .bdrv_co_discard = raw_co_discard,
+
.bdrv_probe = raw_probe,
.bdrv_getlength = raw_getlength,
+ .bdrv_get_info = raw_get_info,
.bdrv_truncate = raw_truncate,
- .bdrv_aio_readv = raw_aio_readv,
- .bdrv_aio_writev = raw_aio_writev,
- .bdrv_aio_flush = raw_aio_flush,
- .bdrv_discard = raw_discard,
-
.bdrv_is_inserted = raw_is_inserted,
.bdrv_media_changed = raw_media_changed,
.bdrv_eject = raw_eject,
projects / qemu.git / blobdiff