diff options
Diffstat (limited to 'libglusterfs/src/common-utils.c')
| -rw-r--r-- | libglusterfs/src/common-utils.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/libglusterfs/src/common-utils.c b/libglusterfs/src/common-utils.c index b57066d41da..fc4ae123916 100644 --- a/libglusterfs/src/common-utils.c +++ b/libglusterfs/src/common-utils.c @@ -3939,3 +3939,48 @@ glusterfs_is_local_pathinfo (char *pathinfo, gf_boolean_t *is_local) out: return ret; } + +ssize_t +gf_nread (int fd, void *buf, size_t count) +{ + ssize_t ret = 0; + ssize_t read_bytes = 0; + + for (read_bytes = 0; read_bytes < count; read_bytes += ret) { + ret = read (fd, buf + read_bytes, count - read_bytes); + if (ret == 0) { + break; + } else if (ret < 0) { + if (errno == EINTR) + ret = 0; + else + goto out; + } + } + + ret = read_bytes; +out: + return ret; +} + +ssize_t +gf_nwrite (int fd, const void *buf, size_t count) +{ + ssize_t ret = 0; + ssize_t written = 0; + + for (written = 0; written != count; written += ret) { + ret = write (fd, buf + written, count - written); + if (ret < 0) { + if (errno == EINTR) + ret = 0; + else + goto out; + } + } + + ret = written; +out: + return ret; +} + |