diff options
| author |   vgross <vgross@openbsd.org> | 2016-06-18 10:36:13 +0000 |
|---|---|---|
| committer | vgross <vgross@openbsd.org> | 2016-06-18 10:36:13 +0000 |
| commit | 05a599d3fd72a3593ac753624dfa633d9f297ca3 (patch) | |
| tree | 42650519fd9a205e441b8a79ce019358eefaa75f /sys/netinet/tcp_usrreq.c | |
| parent | Stop setting the 4-bit mode capability flag for now. (diff) | |
| download | wireguard-openbsd-05a599d3fd72a3593ac753624dfa633d9f297ca3.tar.xz wireguard-openbsd-05a599d3fd72a3593ac753624dfa633d9f297ca3.zip | |
Add net.inet.{tcp,udp}.rootonly sysctl, to mark which ports
cannot be bound to by non-root users.
Ok millert@ bluhm@
Diffstat (limited to 'sys/netinet/tcp_usrreq.c')
| -rw-r--r-- | sys/netinet/tcp_usrreq.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sys/netinet/tcp_usrreq.c b/sys/netinet/tcp_usrreq.c index 1cb805eb715..964e330b405 100644 --- a/sys/netinet/tcp_usrreq.c +++ b/sys/netinet/tcp_usrreq.c @@ -1,4 +1,4 @@ -/* $OpenBSD: tcp_usrreq.c,v 1.130 2016/03/29 18:13:20 bluhm Exp $ */ +/* $OpenBSD: tcp_usrreq.c,v 1.131 2016/06/18 10:36:13 vgross Exp $ */ /* $NetBSD: tcp_usrreq.c,v 1.20 1996/02/13 23:44:16 christos Exp $ */ /* @@ -885,6 +885,12 @@ tcp_sysctl(name, namelen, oldp, oldlenp, newp, newlen) return (sysctl_struct(oldp, oldlenp, newp, newlen, baddynamicports.tcp, sizeof(baddynamicports.tcp))); + case TCPCTL_ROOTONLY: + if (newp && securelevel > 0) + return (EPERM); + return (sysctl_struct(oldp, oldlenp, newp, newlen, + rootonlyports.tcp, sizeof(rootonlyports.tcp))); + case TCPCTL_IDENT: return (tcp_ident(oldp, oldlenp, newp, newlen, 0)); |