diff options
| author | Jun-ichiro itojun Hagino <itojun@cvs.openbsd.org> | 2000-10-14 00:56:17 +0000 |
|---|---|---|
| committer | Jun-ichiro itojun Hagino <itojun@cvs.openbsd.org> | 2000-10-14 00:56:17 +0000 |
| commit | f6091bbe12538b3e722800dcd3e43cf014dc17e6 (patch) | |
| tree | 0061ec9397b880b94546484b17273eac081d654d /lib/libwrap/fix_options.c | |
| parent | ea55ada60b971559c0cd36421576ee1f0502d9a3 (diff) | |
tcp wrapper support for IPv6. from netbsd.
TODO: scoped address support may need more consideration (we are taking
safer side now - rejects too much).
Diffstat (limited to 'lib/libwrap/fix_options.c')
| -rw-r--r-- | lib/libwrap/fix_options.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/lib/libwrap/fix_options.c b/lib/libwrap/fix_options.c index 48e95972de4..a5de0f52e46 100644 --- a/lib/libwrap/fix_options.c +++ b/lib/libwrap/fix_options.c @@ -1,4 +1,4 @@ -/* $OpenBSD: fix_options.c,v 1.2 1997/04/04 09:06:28 deraadt Exp $ */ +/* $OpenBSD: fix_options.c,v 1.3 2000/10/14 00:56:15 itojun Exp $ */ /* * Routine to disable IP-level socket options. This code was taken from 4.4BSD @@ -11,7 +11,7 @@ #if 0 static char sccsid[] = "@(#) fix_options.c 1.4 97/02/12 02:13:22"; #else -static char rcsid[] = "$OpenBSD: fix_options.c,v 1.2 1997/04/04 09:06:28 deraadt Exp $"; +static char rcsid[] = "$OpenBSD: fix_options.c,v 1.3 2000/10/14 00:56:15 itojun Exp $"; #endif #endif @@ -49,7 +49,21 @@ struct request_info *request; int fd = request->fd; unsigned int opt; int optlen, i; + struct sockaddr_storage ss; + int sslen; + /* + * check if this is AF_INET socket + * XXX IPv6 support? + */ + sslen = sizeof(ss); + if (getsockname(fd, (struct sockaddr *)&ss, &sslen) < 0) { + syslog(LOG_ERR, "getpeername: %m"); + clean_exit(request); + } + if (ss.ss_family != AF_INET) + return; + if ((ip = getprotobyname("ip")) != 0) ipproto = ip->p_proto; else |