include/linux/in6.h

   1 /*
   2  *      Types and definitions for AF_INET6
   3  *      Linux INET6 implementation
   4  *
   5  *      Authors:
   6  *      Pedro Roque             <roque@di.fc.ul.pt>
   7  *
   8  *      Sources:
   9  *      IPv6 Program Interfaces for BSD Systems
  10  *      <draft-ietf-ipngwg-bsd-api-05.txt>
  11  *
  12  *      Advanced Sockets API for IPv6
  13  *      <draft-stevens-advanced-api-00.txt>
  14  *
  15  *      This program is free software; you can redistribute it and/or
  16  *      modify it under the terms of the GNU General Public License
  17  *      as published by the Free Software Foundation; either version
  18  *      2 of the License, or (at your option) any later version.
  19  */
  20 #ifndef _LINUX_IN6_H
  21 #define _LINUX_IN6_H
  22
  23 #include <uapi/linux/in6.h>
  24
  25 /* IPv6 Wildcard Address (::) and Loopback Address (::1) defined in RFC2553
  26  * NOTE: Be aware the IN6ADDR_* constants and in6addr_* externals are defined
  27  * in network byte order, not in host byte order as are the IPv4 equivalents
  28  */
  29 extern const struct in6_addr in6addr_any;
  30 #define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
  31 extern const struct in6_addr in6addr_loopback;
  32 #define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
  33 extern const struct in6_addr in6addr_linklocal_allnodes;
  34 #define IN6ADDR_LINKLOCAL_ALLNODES_INIT \
  35                 { { { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
  36 extern const struct in6_addr in6addr_linklocal_allrouters;
  37 #define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \
  38                 { { { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,2 } } }
  39 extern const struct in6_addr in6addr_interfacelocal_allnodes;
  40 #define IN6ADDR_INTERFACELOCAL_ALLNODES_INIT \
  41                 { { { 0xff,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
  42 extern const struct in6_addr in6addr_interfacelocal_allrouters;
  43 #define IN6ADDR_INTERFACELOCAL_ALLROUTERS_INIT \
  44                 { { { 0xff,1,0,0,0,0,0,0,0,0,0,0,0,0,0,2 } } }
  45 extern const struct in6_addr in6addr_sitelocal_allrouters;
  46 #define IN6ADDR_SITELOCAL_ALLROUTERS_INIT \
  47                 { { { 0xff,5,0,0,0,0,0,0,0,0,0,0,0,0,0,2 } } }
  48 #endif