| paul | 718e374 | 2002-12-13 20:15:29 +0000 | [diff] [blame] | 1 | /* Route filtering function for TCP and UDP. |
| 2 | * Copyright (C) 2000 Kunihiro Ishiguro |
| 3 | * |
| 4 | * This file is part of GNU Zebra. |
| 5 | * |
| 6 | * GNU Zebra is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published |
| 8 | * by the Free Software Foundation; either version 2, or (at your |
| 9 | * option) any later version. |
| 10 | * |
| 11 | * GNU Zebra is distributed in the hope that it will be useful, but |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with GNU Zebra; see the file COPYING. If not, write to the |
| 18 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 19 | * Boston, MA 02111-1307, USA. |
| 20 | */ |
| 21 | |
| 22 | #include <zebra.h> |
| 23 | |
| 24 | #include "command.h" |
| 25 | #include "prefix.h" |
| 26 | |
| 27 | #define FILTER_TYPE_IP 1 |
| 28 | #define FILTER_TYPE_TCP 2 |
| 29 | #define FILTER_TYPE_UDP 3 |
| 30 | |
| 31 | DEFUN (al_tcp_filter, |
| 32 | al_tcp_filter_cmd, |
| 33 | "access-list WORD (deny|permit) tcp (A.B.C.D/M|any) (A.B.C.D/M|any)", |
| 34 | "Add an access list entry\n" |
| 35 | "Access-list name\n" |
| 36 | "Specify packets to reject\n" |
| 37 | "Specify packets to forward\n" |
| 38 | "Transmission Control Protocol\n" |
| 39 | "Source address prefix\n" |
| 40 | "Any source host\n" |
| 41 | "Destination address prefix\n" |
| 42 | "Any destination host\n") |
| 43 | { |
| 44 | return CMD_SUCCESS; |
| 45 | } |
| 46 | |
| 47 | DEFUN (al_tcp_filter_eq, |
| 48 | al_tcp_filter_eq_cmd, |
| 49 | "access-list WORD (deny|permit) tcp (A.B.C.D/M|any) (A.B.C.D/M|any) eq <0-65535>", |
| 50 | "Add an access list entry\n" |
| 51 | "Access-list name\n" |
| 52 | "Specify packets to reject\n" |
| 53 | "Specify packets to forward\n" |
| 54 | "Transmission Control Protocol\n" |
| 55 | "Source address prefix\n" |
| 56 | "Any source host\n" |
| 57 | "Destination address prefix\n" |
| 58 | "Any destination host\n" |
| 59 | "Port number\n") |
| 60 | { |
| 61 | return CMD_SUCCESS; |
| 62 | } |
| 63 | |
| 64 | void |
| 65 | tcpfilter_init () |
| 66 | { |
| 67 | install_element (CONFIG_NODE, &al_tcp_filter_cmd); |
| 68 | install_element (CONFIG_NODE, &al_tcp_filter_eq_cmd); |
| 69 | } |