block: drop bdrv_prwv
[qemu.git] / block / coroutines.h
1 /*
2 * Block layer I/O functions
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 #ifndef BLOCK_COROUTINES_INT_H
26 #define BLOCK_COROUTINES_INT_H
27
28 #include "block/block_int.h"
29
30 int coroutine_fn bdrv_co_check(BlockDriverState *bs,
31 BdrvCheckResult *res, BdrvCheckMode fix);
32 int coroutine_fn bdrv_co_invalidate_cache(BlockDriverState *bs, Error **errp);
33
34 int generated_co_wrapper
35 bdrv_preadv(BdrvChild *child, int64_t offset, unsigned int bytes,
36 QEMUIOVector *qiov, BdrvRequestFlags flags);
37 int generated_co_wrapper
38 bdrv_pwritev(BdrvChild *child, int64_t offset, unsigned int bytes,
39 QEMUIOVector *qiov, BdrvRequestFlags flags);
40
41 int coroutine_fn
42 bdrv_co_common_block_status_above(BlockDriverState *bs,
43 BlockDriverState *base,
44 bool want_zero,
45 int64_t offset,
46 int64_t bytes,
47 int64_t *pnum,
48 int64_t *map,
49 BlockDriverState **file);
50 int generated_co_wrapper
51 bdrv_common_block_status_above(BlockDriverState *bs,
52 BlockDriverState *base,
53 bool want_zero,
54 int64_t offset,
55 int64_t bytes,
56 int64_t *pnum,
57 int64_t *map,
58 BlockDriverState **file);
59
60 int coroutine_fn
61 bdrv_co_rw_vmstate(BlockDriverState *bs, QEMUIOVector *qiov, int64_t pos,
62 bool is_read);
63 int generated_co_wrapper
64 bdrv_rw_vmstate(BlockDriverState *bs, QEMUIOVector *qiov, int64_t pos,
65 bool is_read);
66
67 #endif /* BLOCK_COROUTINES_INT_H */