| /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ | |
| /* | |
| * INET An implementation of the TCP/IP protocol suite for the LINUX | |
| * operating system. INET is implemented using the BSD Socket | |
| * interface as the means of communication with the user level. | |
| * | |
| * Global definitions for the IP router interface. | |
| * | |
| * Version: @(#)route.h 1.0.3 05/27/93 | |
| * | |
| * Authors: Original taken from Berkeley UNIX 4.3, (c) UCB 1986-1988 | |
| * for the purposes of compatibility only. | |
| * | |
| * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> | |
| * | |
| * Changes: | |
| * Mike McLagan : Routing by source | |
| * | |
| * This program 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 of the License, or (at your option) any later version. | |
| */ | |
| #ifndef _LINUX_ROUTE_H | |
| #define _LINUX_ROUTE_H | |
| #include <linux/if.h> | |
| #include <linux/compiler.h> | |
| /* This structure gets passed by the SIOCADDRT and SIOCDELRT calls. */ | |
| struct rtentry { | |
| unsigned long rt_pad1; | |
| struct sockaddr rt_dst; /* target address */ | |
| struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */ | |
| struct sockaddr rt_genmask; /* target network mask (IP) */ | |
| unsigned short rt_flags; | |
| short rt_pad2; | |
| unsigned long rt_pad3; | |
| void *rt_pad4; | |
| short rt_metric; /* +1 for binary compatibility! */ | |
| char __user *rt_dev; /* forcing the device at add */ | |
| unsigned long rt_mtu; /* per route MTU/Window */ | |
| #ifndef __KERNEL__ | |
| #define rt_mss rt_mtu /* Compatibility :-( */ | |
| #endif | |
| unsigned long rt_window; /* Window clamping */ | |
| unsigned short rt_irtt; /* Initial RTT */ | |
| }; | |
| #define RTF_UP 0x0001 /* route usable */ | |
| #define RTF_GATEWAY 0x0002 /* destination is a gateway */ | |
| #define RTF_HOST 0x0004 /* host entry (net otherwise) */ | |
| #define RTF_REINSTATE 0x0008 /* reinstate route after tmout */ | |
| #define RTF_DYNAMIC 0x0010 /* created dyn. (by redirect) */ | |
| #define RTF_MODIFIED 0x0020 /* modified dyn. (by redirect) */ | |
| #define RTF_MTU 0x0040 /* specific MTU for this route */ | |
| #define RTF_MSS RTF_MTU /* Compatibility :-( */ | |
| #define RTF_WINDOW 0x0080 /* per route window clamping */ | |
| #define RTF_IRTT 0x0100 /* Initial round trip time */ | |
| #define RTF_REJECT 0x0200 /* Reject route */ | |
| /* | |
| * <linux/ipv6_route.h> uses RTF values >= 64k | |
| */ | |
| #endif /* _LINUX_ROUTE_H */ | |