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mpls_routes.h revision 1.1.12.2 
      1 /* $NetBSD: mpls_routes.h,v 1.1.12.2 2014/08/20 00:05:09 tls Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2010 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Mihai Chelaru <kefren (at) NetBSD.org>
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _MPLS_ROUTES_H_
     33 #define _MPLS_ROUTES_H_
     34 
     35 #include <sys/types.h>
     36 #include <sys/socket.h>
     37 #include <net/if.h>
     38 #include <net/route.h>
     39 #include <netinet/in.h>
     40 #include <netmpls/mpls.h>
     41 
     42 #include <arpa/inet.h>
     43 
     44 #define	NO_FREESO 0
     45 #define	FREESO 1
     46 
     47 #define	RTM_READD -1
     48 
     49 union sockunion {
     50 	struct sockaddr sa;
     51 	struct sockaddr_in sin;
     52 	struct sockaddr_in6 sin6;
     53 	struct sockaddr_mpls smpls;
     54 	struct sockaddr_dl sdl;
     55 };
     56 
     57 struct rt_msg {
     58 	struct rt_msghdr m_rtm;
     59 	char            m_space[512];
     60 };
     61 
     62 union sockunion *	make_inet_union(const char *);
     63 union sockunion *	make_mpls_union(uint32_t);
     64 union sockunion	*	make_mplsinet_union(uint16_t peer, uint32_t label,
     65 						struct in_addr *addr);
     66 uint8_t	from_mask_to_cidr(const char *);
     67 void	from_cidr_to_mask(uint8_t, char *);
     68 int	add_route(union sockunion *, union sockunion *, union sockunion *,
     69 		union sockunion *, union sockunion *, int, int);
     70 int	delete_route(union sockunion *, union sockunion *, int);
     71 #if 0
     72 int	get_route(struct rt_msg *, const union sockunion *,
     73 		const union sockunion *, int);
     74 #endif
     75 int	bind_current_routes(void);
     76 int	flush_mpls_routes(void);
     77 int	check_route(struct rt_msg *, uint);
     78 uint8_t	from_union_to_cidr(const union sockunion *);
     79 union sockunion *	from_cidr_to_union(uint8_t);
     80 
     81 #endif	/* !_MPLS_ROUTES_H_ */
     82