+/* Copyright (C) 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* Based on the 4.4BSD and Linux version of this file. */
+
+#ifndef _NET_ROUTE_H
+#define _NET_ROUTE_H 1
+
+#include <features.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <bits/wordsize.h>
+
+
+/* This structure gets passed by the SIOCADDRT and SIOCDELRT calls. */
+struct rtentry
+ {
+ unsigned long int 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 int rt_flags;
+ short int rt_pad2;
+ unsigned long int rt_pad3;
+ unsigned char rt_tos;
+ unsigned char rt_class;
+#if __WORDSIZE == 64
+ short int rt_pad4[3];
+#else
+ short int rt_pad4;
+#endif
+ short int rt_metric; /* +1 for binary compatibility! */
+ char *rt_dev; /* Forcing the device at add. */
+ unsigned long int rt_mtu; /* Per route MTU/Window. */
+ unsigned long int rt_window; /* Window clamping. */
+ unsigned short int rt_irtt; /* Initial RTT. */
+ };
+/* Compatibility hack. */
+#define rt_mss rt_mtu
+
+
+struct in6_rtmsg
+ {
+ struct in6_addr rtmsg_dst;
+ struct in6_addr rtmsg_src;
+ struct in6_addr rtmsg_gateway;
+ u_int32_t rtmsg_type;
+ u_int16_t rtmsg_dst_len;
+ u_int16_t rtmsg_src_len;
+ u_int32_t rtmsg_metric;
+ unsigned long int rtmsg_info;
+ u_int32_t rtmsg_flags;
+ int rtmsg_ifindex;
+ };
+
+
+#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 timeout. */
+#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. */
+#define RTF_STATIC 0x0400 /* Manually injected route. */
+#define RTF_XRESOLVE 0x0800 /* External resolver. */
+#define RTF_NOFORWARD 0x1000 /* Forwarding inhibited. */
+#define RTF_THROW 0x2000 /* Go to next class. */
+#define RTF_NOPMTUDISC 0x4000 /* Do not send packets with DF. */
+
+/* for IPv6 */
+#define RTF_DEFAULT 0x00010000 /* default - learned via ND */
+#define RTF_ALLONLINK 0x00020000 /* fallback, no routers on link */
+#define RTF_ADDRCONF 0x00040000 /* addrconf route - RA */
+
+#define RTF_LINKRT 0x00100000 /* link specific - device match */
+#define RTF_NONEXTHOP 0x00200000 /* route with no nexthop */
+
+#define RTF_CACHE 0x01000000 /* cache entry */
+#define RTF_FLOW 0x02000000 /* flow significant route */
+#define RTF_POLICY 0x04000000 /* policy route */
+
+#define RTCF_VALVE 0x00200000
+#define RTCF_MASQ 0x00400000
+#define RTCF_NAT 0x00800000
+#define RTCF_DOREDIRECT 0x01000000
+#define RTCF_LOG 0x02000000
+#define RTCF_DIRECTSRC 0x04000000
+
+#define RTF_LOCAL 0x80000000
+#define RTF_INTERFACE 0x40000000
+#define RTF_MULTICAST 0x20000000
+#define RTF_BROADCAST 0x10000000
+#define RTF_NAT 0x08000000
+
+#define RTF_ADDRCLASSMASK 0xF8000000
+#define RT_ADDRCLASS(flags) ((__u_int32_t) flags >> 23)
+
+#define RT_TOS(tos) ((tos) & IPTOS_TOS_MASK)
+
+#define RT_LOCALADDR(flags) ((flags & RTF_ADDRCLASSMASK) \
+ == (RTF_LOCAL|RTF_INTERFACE))
+
+#define RT_CLASS_UNSPEC 0
+#define RT_CLASS_DEFAULT 253
+
+#define RT_CLASS_MAIN 254
+#define RT_CLASS_LOCAL 255
+#define RT_CLASS_MAX 255
+
+
+#define RTMSG_ACK NLMSG_ACK
+#define RTMSG_OVERRUN NLMSG_OVERRUN
+
+#define RTMSG_NEWDEVICE 0x11
+#define RTMSG_DELDEVICE 0x12
+#define RTMSG_NEWROUTE 0x21
+#define RTMSG_DELROUTE 0x22
+#define RTMSG_NEWRULE 0x31
+#define RTMSG_DELRULE 0x32
+#define RTMSG_CONTROL 0x40
+
+#define RTMSG_AR_FAILED 0x51 /* Address Resolution failed. */
+
+#endif /* net/route.h */