[thirdparty/glibc.git] / sysdeps / mach / hurd / net / route.h

/* Copyright (C) 1997-2019 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, see
   <https://www.gnu.org/licenses/>.  */

/* 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>


/* 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;
    short int rt_pad4;
    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;
    uint32_t rtmsg_type;
    uint16_t rtmsg_dst_len;
    uint16_t rtmsg_src_len;
    uint32_t rtmsg_metric;
    unsigned long int rtmsg_info;
    uint32_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)	((uint32_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 */
Commit	Line	Data
04277e02	1	/* Copyright (C) 1997-2019 Free Software Foundation, Inc..
762a2918 UD	2	This file is part of the GNU C Library.
	3
	4	The GNU C Library is free software; you can redistribute it and/or
41bdb6e2 AJ	5	modify it under the terms of the GNU Lesser General Public
	6	License as published by the Free Software Foundation; either
	7	version 2.1 of the License, or (at your option) any later version.
762a2918 UD	8
	9	The GNU C Library is distributed in the hope that it will be useful,
	10	but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
41bdb6e2	12	Lesser General Public License for more details.
762a2918	13
41bdb6e2	14	You should have received a copy of the GNU Lesser General Public
59ba27a6	15	License along with the GNU C Library; if not, see
5a82c748	16	<https://www.gnu.org/licenses/>. */
762a2918 UD	17
	18	/* Based on the 4.4BSD and Linux version of this file. */
	19
	20	#ifndef _NET_ROUTE_H
	21
	22	#define _NET_ROUTE_H 1
	23	#include <features.h>
	24
	25	#include <sys/socket.h>
	26	#include <sys/types.h>
	27	#include <netinet/in.h>
	28
	29
	30	/* This structure gets passed by the SIOCADDRT and SIOCDELRT calls. */
	31	struct rtentry
	32	{
	33	unsigned long int rt_pad1;
	34	struct sockaddr rt_dst; /* Target address. */
	35	struct sockaddr rt_gateway; /* Gateway addr (RTF_GATEWAY). */
	36	struct sockaddr rt_genmask; /* Target network mask (IP). */
	37	unsigned short int rt_flags;
	38	short int rt_pad2;
	39	unsigned long int rt_pad3;
	40	unsigned char rt_tos;
	41	unsigned char rt_class;
	42	short int rt_pad4;
	43	short int rt_metric; /* +1 for binary compatibility! */
	44	char rt_dev; / Forcing the device at add. */
	45	unsigned long int rt_mtu; /* Per route MTU/Window. */
	46	unsigned long int rt_window; /* Window clamping. */
	47	unsigned short int rt_irtt; /* Initial RTT. */
	48	};
	49	/* Compatibility hack. */
	50	#define rt_mss rt_mtu
	51
	52
	53	struct in6_rtmsg
	54	{
	55	struct in6_addr rtmsg_dst;
	56	struct in6_addr rtmsg_src;
	57	struct in6_addr rtmsg_gateway;
11160cb7 ZW	58	uint32_t rtmsg_type;
	59	uint16_t rtmsg_dst_len;
	60	uint16_t rtmsg_src_len;
	61	uint32_t rtmsg_metric;
762a2918	62	unsigned long int rtmsg_info;
11160cb7	63	uint32_t rtmsg_flags;
762a2918 UD	64	int rtmsg_ifindex;
	65	};
	66
	67
	68	#define RTF_UP 0x0001 /* Route usable. */
	69	#define RTF_GATEWAY 0x0002 /* Destination is a gateway. */
	70
	71	#define RTF_HOST 0x0004 /* Host entry (net otherwise). */
	72	#define RTF_REINSTATE 0x0008 /* Reinstate route after timeout. */
	73	#define RTF_DYNAMIC 0x0010 /* Created dyn. (by redirect). */
	74	#define RTF_MODIFIED 0x0020 /* Modified dyn. (by redirect). */
	75	#define RTF_MTU 0x0040 /* Specific MTU for this route. */
	76	#define RTF_MSS RTF_MTU /* Compatibility. */
	77	#define RTF_WINDOW 0x0080 /* Per route window clamping. */
	78	#define RTF_IRTT 0x0100 /* Initial round trip time. */
	79	#define RTF_REJECT 0x0200 /* Reject route. */
	80	#define RTF_STATIC 0x0400 /* Manually injected route. */
	81	#define RTF_XRESOLVE 0x0800 /* External resolver. */
	82	#define RTF_NOFORWARD 0x1000 /* Forwarding inhibited. */
	83	#define RTF_THROW 0x2000 /* Go to next class. */
	84	#define RTF_NOPMTUDISC 0x4000 /* Do not send packets with DF. */
	85
	86	/* for IPv6 */
	87	#define RTF_DEFAULT 0x00010000 /* default - learned via ND */
	88	#define RTF_ALLONLINK 0x00020000 /* fallback, no routers on link */
	89	#define RTF_ADDRCONF 0x00040000 /* addrconf route - RA */
	90
	91	#define RTF_LINKRT 0x00100000 /* link specific - device match */
	92	#define RTF_NONEXTHOP 0x00200000 /* route with no nexthop */
	93
	94	#define RTF_CACHE 0x01000000 /* cache entry */
	95	#define RTF_FLOW 0x02000000 /* flow significant route */
	96	#define RTF_POLICY 0x04000000 /* policy route */
	97
	98	#define RTCF_VALVE 0x00200000
	99	#define RTCF_MASQ 0x00400000
	100	#define RTCF_NAT 0x00800000
	101	#define RTCF_DOREDIRECT 0x01000000
	102	#define RTCF_LOG 0x02000000
	103	#define RTCF_DIRECTSRC 0x04000000
	104
	105	#define RTF_LOCAL 0x80000000
	106	#define RTF_INTERFACE 0x40000000
	107	#define RTF_MULTICAST 0x20000000
	108	#define RTF_BROADCAST 0x10000000
	109	#define RTF_NAT 0x08000000
	110
	111	#define RTF_ADDRCLASSMASK 0xF8000000
11160cb7	112	#define RT_ADDRCLASS(flags) ((uint32_t) flags >> 23)
762a2918 UD	113
	114	#define RT_TOS(tos) ((tos) & IPTOS_TOS_MASK)
	115
	116	#define RT_LOCALADDR(flags) ((flags & RTF_ADDRCLASSMASK) \
	117	== (RTF_LOCAL\|RTF_INTERFACE))
	118
	119	#define RT_CLASS_UNSPEC 0
	120	#define RT_CLASS_DEFAULT 253
	121
	122	#define RT_CLASS_MAIN 254
	123	#define RT_CLASS_LOCAL 255
	124	#define RT_CLASS_MAX 255
	125
	126
	127	#define RTMSG_ACK NLMSG_ACK
	128	#define RTMSG_OVERRUN NLMSG_OVERRUN
	129
	130	#define RTMSG_NEWDEVICE 0x11
	131	#define RTMSG_DELDEVICE 0x12
	132	#define RTMSG_NEWROUTE 0x21
	133	#define RTMSG_DELROUTE 0x22
	134	#define RTMSG_NEWRULE 0x31
	135	#define RTMSG_DELRULE 0x32
	136	#define RTMSG_CONTROL 0x40
	137
	138	#define RTMSG_AR_FAILED 0x51 /* Address Resolution failed. */
	139
	140	#endif /* net/route.h */