1 /* 2 * Copyright (c) 2005 Reyk Floeter <reyk@openbsd.org> 3 * 4 * Permission to use, copy, modify, and distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #ifndef _PORT_TUN_H 18 #define _PORT_TUN_H 19 20 struct Channel; 21 22 #if defined(SSH_TUN_LINUX) || defined(SSH_TUN_FREEBSD) 23 # define CUSTOM_SYS_TUN_OPEN 24 int sys_tun_open(int, int); 25 #endif 26 27 #if defined(SSH_TUN_COMPAT_AF) || defined(SSH_TUN_PREPEND_AF) 28 # define SSH_TUN_FILTER 29 int sys_tun_infilter(struct Channel *, char *, int); 30 u_char *sys_tun_outfilter(struct Channel *, u_char **, u_int *); 31 #endif 32 33 #endif 34