diff options
Diffstat (limited to 'include/sysemu/block-backend-io.h')
| -rw-r--r-- | include/sysemu/block-backend-io.h | 97 |
1 files changed, 58 insertions, 39 deletions
diff --git a/include/sysemu/block-backend-io.h b/include/sysemu/block-backend-io.h index ccef514023..50f5aa2e07 100644 --- a/include/sysemu/block-backend-io.h +++ b/include/sysemu/block-backend-io.h @@ -101,60 +101,79 @@ int coroutine_fn blk_co_copy_range(BlockBackend *blk_in, int64_t off_in, * the "I/O or GS" API. */ -int blk_pread(BlockBackend *blk, int64_t offset, void *buf, int bytes); -int blk_pwrite(BlockBackend *blk, int64_t offset, const void *buf, int bytes, - BdrvRequestFlags flags); +int generated_co_wrapper blk_pread(BlockBackend *blk, int64_t offset, + int64_t bytes, void *buf, + BdrvRequestFlags flags); +int coroutine_fn blk_co_pread(BlockBackend *blk, int64_t offset, int64_t bytes, + void *buf, BdrvRequestFlags flags); + +int generated_co_wrapper blk_preadv(BlockBackend *blk, int64_t offset, + int64_t bytes, QEMUIOVector *qiov, + BdrvRequestFlags flags); int coroutine_fn blk_co_preadv(BlockBackend *blk, int64_t offset, int64_t bytes, QEMUIOVector *qiov, BdrvRequestFlags flags); -int coroutine_fn blk_co_pwritev_part(BlockBackend *blk, int64_t offset, - int64_t bytes, - QEMUIOVector *qiov, size_t qiov_offset, + +int generated_co_wrapper blk_preadv_part(BlockBackend *blk, int64_t offset, + int64_t bytes, QEMUIOVector *qiov, + size_t qiov_offset, + BdrvRequestFlags flags); +int coroutine_fn blk_co_preadv_part(BlockBackend *blk, int64_t offset, + int64_t bytes, QEMUIOVector *qiov, + size_t qiov_offset, BdrvRequestFlags flags); + +int generated_co_wrapper blk_pwrite(BlockBackend *blk, int64_t offset, + int64_t bytes, const void *buf, + BdrvRequestFlags flags); +int coroutine_fn blk_co_pwrite(BlockBackend *blk, int64_t offset, int64_t bytes, + const void *buf, BdrvRequestFlags flags); + +int generated_co_wrapper blk_pwritev(BlockBackend *blk, int64_t offset, + int64_t bytes, QEMUIOVector *qiov, BdrvRequestFlags flags); int coroutine_fn blk_co_pwritev(BlockBackend *blk, int64_t offset, int64_t bytes, QEMUIOVector *qiov, BdrvRequestFlags flags); -static inline int coroutine_fn blk_co_pread(BlockBackend *blk, int64_t offset, - int64_t bytes, void *buf, - BdrvRequestFlags flags) -{ - QEMUIOVector qiov = QEMU_IOVEC_INIT_BUF(qiov, buf, bytes); - IO_OR_GS_CODE(); - - assert(bytes <= SIZE_MAX); - - return blk_co_preadv(blk, offset, bytes, &qiov, flags); -} - -static inline int coroutine_fn blk_co_pwrite(BlockBackend *blk, int64_t offset, - int64_t bytes, void *buf, - BdrvRequestFlags flags) -{ - QEMUIOVector qiov = QEMU_IOVEC_INIT_BUF(qiov, buf, bytes); - IO_OR_GS_CODE(); +int generated_co_wrapper blk_pwritev_part(BlockBackend *blk, int64_t offset, + int64_t bytes, QEMUIOVector *qiov, + size_t qiov_offset, + BdrvRequestFlags flags); +int coroutine_fn blk_co_pwritev_part(BlockBackend *blk, int64_t offset, + int64_t bytes, + QEMUIOVector *qiov, size_t qiov_offset, + BdrvRequestFlags flags); - assert(bytes <= SIZE_MAX); +int generated_co_wrapper blk_pwrite_compressed(BlockBackend *blk, + int64_t offset, int64_t bytes, + const void *buf); +int coroutine_fn blk_co_pwrite_compressed(BlockBackend *blk, int64_t offset, + int64_t bytes, const void *buf); - return blk_co_pwritev(blk, offset, bytes, &qiov, flags); -} +int generated_co_wrapper blk_pwrite_zeroes(BlockBackend *blk, int64_t offset, + int64_t bytes, + BdrvRequestFlags flags); +int coroutine_fn blk_co_pwrite_zeroes(BlockBackend *blk, int64_t offset, + int64_t bytes, BdrvRequestFlags flags); +int generated_co_wrapper blk_pdiscard(BlockBackend *blk, int64_t offset, + int64_t bytes); int coroutine_fn blk_co_pdiscard(BlockBackend *blk, int64_t offset, int64_t bytes); +int generated_co_wrapper blk_flush(BlockBackend *blk); int coroutine_fn blk_co_flush(BlockBackend *blk); -int blk_flush(BlockBackend *blk); - -int blk_ioctl(BlockBackend *blk, unsigned long int req, void *buf); -int blk_pwrite_compressed(BlockBackend *blk, int64_t offset, const void *buf, - int64_t bytes); -int blk_pdiscard(BlockBackend *blk, int64_t offset, int64_t bytes); -int blk_pwrite_zeroes(BlockBackend *blk, int64_t offset, - int64_t bytes, BdrvRequestFlags flags); -int coroutine_fn blk_co_pwrite_zeroes(BlockBackend *blk, int64_t offset, - int64_t bytes, BdrvRequestFlags flags); -int blk_truncate(BlockBackend *blk, int64_t offset, bool exact, - PreallocMode prealloc, BdrvRequestFlags flags, Error **errp); +int generated_co_wrapper blk_ioctl(BlockBackend *blk, unsigned long int req, + void *buf); +int coroutine_fn blk_co_ioctl(BlockBackend *blk, unsigned long int req, + void *buf); + +int generated_co_wrapper blk_truncate(BlockBackend *blk, int64_t offset, + bool exact, PreallocMode prealloc, + BdrvRequestFlags flags, Error **errp); +int coroutine_fn blk_co_truncate(BlockBackend *blk, int64_t offset, bool exact, + PreallocMode prealloc, BdrvRequestFlags flags, + Error **errp); #endif /* BLOCK_BACKEND_IO_H */ |