diff options
Diffstat (limited to 'include/qemu/iov.h')
| -rw-r--r-- | include/qemu/iov.h | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/include/qemu/iov.h b/include/qemu/iov.h index 28475516eb..bd9fd55b0a 100644 --- a/include/qemu/iov.h +++ b/include/qemu/iov.h @@ -14,8 +14,6 @@ #ifndef IOV_H #define IOV_H -#include "qemu-common.h" - /** * count and return data size, in bytes, of an iovec * starting at `iov' of `iov_cnt' number of elements. @@ -138,4 +136,32 @@ size_t iov_discard_front(struct iovec **iov, unsigned int *iov_cnt, size_t iov_discard_back(struct iovec *iov, unsigned int *iov_cnt, size_t bytes); +typedef struct QEMUIOVector { + struct iovec *iov; + int niov; + int nalloc; + size_t size; +} QEMUIOVector; + +void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint); +void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov); +void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len); +void qemu_iovec_concat(QEMUIOVector *dst, + QEMUIOVector *src, size_t soffset, size_t sbytes); +size_t qemu_iovec_concat_iov(QEMUIOVector *dst, + struct iovec *src_iov, unsigned int src_cnt, + size_t soffset, size_t sbytes); +bool qemu_iovec_is_zero(QEMUIOVector *qiov); +void qemu_iovec_destroy(QEMUIOVector *qiov); +void qemu_iovec_reset(QEMUIOVector *qiov); +size_t qemu_iovec_to_buf(QEMUIOVector *qiov, size_t offset, + void *buf, size_t bytes); +size_t qemu_iovec_from_buf(QEMUIOVector *qiov, size_t offset, + const void *buf, size_t bytes); +size_t qemu_iovec_memset(QEMUIOVector *qiov, size_t offset, + int fillc, size_t bytes); +ssize_t qemu_iovec_compare(QEMUIOVector *a, QEMUIOVector *b); +void qemu_iovec_clone(QEMUIOVector *dest, const QEMUIOVector *src, void *buf); +void qemu_iovec_discard_back(QEMUIOVector *qiov, size_t bytes); + #endif |