sys/netproto/mpls/mpls_var.h

   1 /*
   2  * Copyright (c) 2007 The DragonFly Project.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  *
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in
  12  *    the documentation and/or other materials provided with the
  13  *    distribution.
  14  * 3. Neither the name of The DragonFly Project nor the names of its
  15  *    contributors may be used to endorse or promote products derived
  16  *    from this software without specific, prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  21  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  22  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  23  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  24  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  26  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  27  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  28  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  *
  31  * $DragonFly: src/sys/netproto/mpls/mpls_var.h,v 1.2 2008/08/05 15:11:32 nant Exp $
  32  */
  33
  34 #ifndef _NETMPLS_MPLS_VAR_H_
  35 #define _NETMPLS_MPLS_VAR_H_
  36
  37 #include <sys/types.h>
  38 #include <net/route.h>
  39 #include <netproto/mpls/mpls.h>
  40
  41 struct mpls_stats {
  42         u_long  mplss_total;
  43         u_long  mplss_tooshort;
  44         u_long  mplss_toosmall;
  45         u_long  mplss_invalid;
  46         u_long  mplss_reserved;
  47         u_long  mplss_cantforward;
  48         u_long  mplss_forwarded;
  49         u_long  mplss_ttlexpired;
  50 };
  51
  52 #ifdef _KERNEL
  53
  54 #if defined(SMP)
  55 #define mplsstat mplsstats_percpu[mycpuid]
  56 #else /* !SMP */
  57 #define mplsstat mplsstats_percpu[0]
  58 #endif
  59
  60 extern struct mpls_stats  mplsstats_percpu[MAXCPU];
  61
  62 void                    mpls_init(void);
  63 boolean_t               mpls_lengthcheck(struct mbuf **);
  64 struct  lwkt_port *     mpls_mport(struct mbuf **);
  65 void                    mpls_input(struct mbuf *);
  66 int                     mpls_output(struct mbuf *, struct rtentry *);
  67 boolean_t               mpls_output_process(struct mbuf *, struct rtentry *);
  68
  69 #endif  /* _KERNEL */
  70
  71 #endif  /* _NETMPLS_MPLS_VAR_H_ */