diff options
Diffstat (limited to 'lib/sockopt.c')
| -rw-r--r-- | lib/sockopt.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/lib/sockopt.c b/lib/sockopt.c index be3ac0e4bf..461e1f7f54 100644 --- a/lib/sockopt.c +++ b/lib/sockopt.c @@ -29,30 +29,30 @@ #include "sockopt.h" #include "sockunion.h" -int +void setsockopt_so_recvbuf (int sock, int size) { - int ret; - - if ( (ret = setsockopt (sock, SOL_SOCKET, SO_RCVBUF, (char *) - &size, sizeof (int))) < 0) - zlog_err ("fd %d: can't setsockopt SO_RCVBUF to %d: %s", - sock,size,safe_strerror(errno)); + int orig_req = size; - return ret; + while (setsockopt(sock, SOL_SOCKET, SO_RCVBUF, &size, sizeof (size)) == -1) + size /= 2; + + if (size != orig_req) + zlog_warn ("%s: fd %d: SO_RCVBUF set to %d (requested %d)", __func__, sock, + size, orig_req); } -int +void setsockopt_so_sendbuf (const int sock, int size) { - int ret = setsockopt (sock, SOL_SOCKET, SO_SNDBUF, - (char *)&size, sizeof (int)); - - if (ret < 0) - zlog_err ("fd %d: can't setsockopt SO_SNDBUF to %d: %s", - sock, size, safe_strerror (errno)); + int orig_req = size; - return ret; + while (setsockopt(sock, SOL_SOCKET, SO_SNDBUF, &size, sizeof (size)) == -1) + size /= 2; + + if (size != orig_req) + zlog_warn ("%s: fd %d: SO_SNDBUF set to %d (requested %d)", __func__, sock, + size, orig_req); } int |