diff options
Diffstat (limited to 'usr.bin/ssh/misc.c')
| -rw-r--r-- | usr.bin/ssh/misc.c | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/usr.bin/ssh/misc.c b/usr.bin/ssh/misc.c index 1edaca26ead..066d90b4ed0 100644 --- a/usr.bin/ssh/misc.c +++ b/usr.bin/ssh/misc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: misc.c,v 1.71 2009/02/21 19:32:04 tobias Exp $ */ +/* $OpenBSD: misc.c,v 1.72 2009/10/28 16:38:18 reyk Exp $ */ /* * Copyright (c) 2000 Markus Friedl. All rights reserved. * Copyright (c) 2005,2006 Damien Miller. All rights reserved. @@ -144,6 +144,43 @@ set_nodelay(int fd) error("setsockopt TCP_NODELAY: %.100s", strerror(errno)); } +/* open a socket in the specified routing domain */ +int +socket_rdomain(int domain, int type, int protocol, int rdomain) +{ + int sock, ipproto = IPPROTO_IP; + + if ((sock = socket(domain, type, protocol)) == -1) + return (-1); + + if (rdomain == -1) + return (sock); + + switch (domain) { + case AF_INET6: + ipproto = IPPROTO_IPV6; + /* FALLTHROUGH */ + case AF_INET: + debug2("socket %d af %d setting rdomain %d", + sock, domain, rdomain); + if (setsockopt(sock, ipproto, SO_RDOMAIN, &rdomain, + sizeof(rdomain)) == -1) { + debug("setsockopt SO_RDOMAIN: %.100s", + strerror(errno)); + close(sock); + return (-1); + } + break; + default: + debug("socket %d af %d does not support rdomain %d", + sock, domain, rdomain); + close(sock); + return (-1); + } + + return (sock); +} + /* Characters considered whitespace in strsep calls. */ #define WHITESPACE " \t\r\n" #define QUOTE "\"" |