From 718e3744195351130f4ce7dbe0613f4b3e23df93 Mon Sep 17 00:00:00 2001 From: paul Date: Fri, 13 Dec 2002 20:15:29 +0000 Subject: Initial revision --- lib/tcpfilter.c | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 lib/tcpfilter.c (limited to 'lib/tcpfilter.c') diff --git a/lib/tcpfilter.c b/lib/tcpfilter.c new file mode 100644 index 00000000..4895ab5b --- /dev/null +++ b/lib/tcpfilter.c @@ -0,0 +1,69 @@ +/* Route filtering function for TCP and UDP. + * Copyright (C) 2000 Kunihiro Ishiguro + * + * This file is part of GNU Zebra. + * + * GNU Zebra is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published + * by the Free Software Foundation; either version 2, or (at your + * option) any later version. + * + * GNU Zebra is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GNU Zebra; see the file COPYING. If not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include + +#include "command.h" +#include "prefix.h" + +#define FILTER_TYPE_IP 1 +#define FILTER_TYPE_TCP 2 +#define FILTER_TYPE_UDP 3 + +DEFUN (al_tcp_filter, + al_tcp_filter_cmd, + "access-list WORD (deny|permit) tcp (A.B.C.D/M|any) (A.B.C.D/M|any)", + "Add an access list entry\n" + "Access-list name\n" + "Specify packets to reject\n" + "Specify packets to forward\n" + "Transmission Control Protocol\n" + "Source address prefix\n" + "Any source host\n" + "Destination address prefix\n" + "Any destination host\n") +{ + return CMD_SUCCESS; +} + +DEFUN (al_tcp_filter_eq, + al_tcp_filter_eq_cmd, + "access-list WORD (deny|permit) tcp (A.B.C.D/M|any) (A.B.C.D/M|any) eq <0-65535>", + "Add an access list entry\n" + "Access-list name\n" + "Specify packets to reject\n" + "Specify packets to forward\n" + "Transmission Control Protocol\n" + "Source address prefix\n" + "Any source host\n" + "Destination address prefix\n" + "Any destination host\n" + "Port number\n") +{ + return CMD_SUCCESS; +} + +void +tcpfilter_init () +{ + install_element (CONFIG_NODE, &al_tcp_filter_cmd); + install_element (CONFIG_NODE, &al_tcp_filter_eq_cmd); +} -- cgit v1.2.1