diff options
Diffstat (limited to 'libglusterfs/src')
| -rw-r--r-- | libglusterfs/src/common-utils.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/libglusterfs/src/common-utils.h b/libglusterfs/src/common-utils.h index 6d46a997105..75692309e14 100644 --- a/libglusterfs/src/common-utils.h +++ b/libglusterfs/src/common-utils.h @@ -349,6 +349,28 @@ iov_unload (char *buf, const struct iovec *vector, int count) static inline size_t +iov_load (const struct iovec *vector, int count, char *buf, int size) +{ + size_t left = size; + size_t cp = 0; + int ret = 0; + int i = 0; + + while (left && i < count) { + cp = min (vector[i].iov_len, left); + if (vector[i].iov_base != buf + (size - left)) + memcpy (vector[i].iov_base, buf + (size - left), cp); + ret += cp; + left -= cp; + if (left) + i++; + } + + return ret; +} + + +static inline size_t iov_copy (const struct iovec *dst, int dcnt, const struct iovec *src, int scnt) { |