diff options
| author | kib <kib@FreeBSD.org> | 2012-02-26 13:55:43 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2012-02-26 13:55:43 +0000 |
| commit | 79e65f67d444ac3cdd9179557856fdbd87e82852 (patch) | |
| tree | 5d73908d32525c35824026a4535eb4d32443ce8a /sys/kern/uipc_socket.c | |
| parent | 18b7fd6ba380a5cd9998a1717bae17f595440bd4 (diff) | |
| download | FreeBSD-src-79e65f67d444ac3cdd9179557856fdbd87e82852.zip FreeBSD-src-79e65f67d444ac3cdd9179557856fdbd87e82852.tar.gz | |
Add SO_PROTOCOL/SO_PROTOTYPE socket SOL_SOCKET-level option to get the
socket protocol number. This is useful since the socket type can
be implemented by different protocols in the same protocol family,
e.g. SOCK_STREAM may be provided by both TCP and SCTP.
Submitted by: Jukka A. Ukkonen <jau iki fi>
PR: kern/162352
Discussed with: bz
Reviewed by: glebius
MFC after: 2 weeks
Diffstat (limited to 'sys/kern/uipc_socket.c')
| -rw-r--r-- | sys/kern/uipc_socket.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/kern/uipc_socket.c b/sys/kern/uipc_socket.c index 4cd6a93..4233dda 100644 --- a/sys/kern/uipc_socket.c +++ b/sys/kern/uipc_socket.c @@ -2733,6 +2733,10 @@ integer: optval = so->so_type; goto integer; + case SO_PROTOCOL: + optval = so->so_proto->pr_protocol; + goto integer; + case SO_ERROR: SOCK_LOCK(so); optval = so->so_error; |
