include/ifaddrs.h

   1 /*
   2  * Copyright (c) 1995, 1999
   3  *      Berkeley Software Design, Inc.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  *
  11  * THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``AS IS'' AND
  12  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  13  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  14  * ARE DISCLAIMED.  IN NO EVENT SHALL Berkeley Software Design, Inc. BE LIABLE
  15  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  16  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  17  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  18  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  19  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  20  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  21  * SUCH DAMAGE.
  22  *
  23  *      BSDI ifaddrs.h,v 2.5 2000/02/23 14:51:59 dab Exp
  24  */
  25
  26 #ifndef _IFADDRS_H_
  27 #define _IFADDRS_H_
  28
  29 struct ifaddrs {
  30         struct ifaddrs  *ifa_next;
  31         char            *ifa_name;
  32         u_int            ifa_flags;
  33         struct sockaddr *ifa_addr;
  34         struct sockaddr *ifa_netmask;
  35         struct sockaddr *ifa_dstaddr;
  36         void            *ifa_data;
  37 };
  38
  39 /*
  40  * This may have been defined in <net/if.h>.  Note that if <net/if.h> is
  41  * to be included it must be included before this header file.
  42  */
  43 #ifndef ifa_broadaddr
  44 #define ifa_broadaddr   ifa_dstaddr     /* broadcast address interface */
  45 #endif
  46
  47 struct ifmaddrs {
  48         struct ifmaddrs *ifma_next;
  49         struct sockaddr *ifma_name;
  50         struct sockaddr *ifma_addr;
  51         struct sockaddr *ifma_lladdr;
  52 };
  53
  54 extern int getifaddrs(struct ifaddrs **);
  55 extern void freeifaddrs(struct ifaddrs *);
  56 extern int getifmaddrs(struct ifmaddrs **);
  57 extern void freeifmaddrs(struct ifmaddrs *);
  58
  59 #define IFF_UP  1       /* Interface is up. */
  60
  61 #endif