1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Types and definitions for AF_INET6 4 * Linux INET6 implementation 5 * 6 * Authors: 7 * Pedro Roque <roque@di.fc.ul.pt> 8 * 9 * Sources: 10 * IPv6 Program Interfaces for BSD Systems 11 * <draft-ietf-ipngwg-bsd-api-05.txt> 12 * 13 * Advanced Sockets API for IPv6 14 * <draft-stevens-advanced-api-00.txt> 15 */ 16 #ifndef _LINUX_IN6_H 17 #define _LINUX_IN6_H 18 19 #include <uapi/linux/in6.h> 20 21 /* IPv6 Wildcard Address (::) and Loopback Address (::1) defined in RFC2553 22 * NOTE: Be aware the IN6ADDR_* constants and in6addr_* externals are defined 23 * in network byte order, not in host byte order as are the IPv4 equivalents 24 */ 25 extern const struct in6_addr in6addr_any; 26 #define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } } 27 extern const struct in6_addr in6addr_loopback; 28 #define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } } 29 extern const struct in6_addr in6addr_linklocal_allnodes; 30 #define IN6ADDR_LINKLOCAL_ALLNODES_INIT \ 31 { { { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } } 32 extern const struct in6_addr in6addr_linklocal_allrouters; 33 #define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \ 34 { { { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,2 } } } 35 extern const struct in6_addr in6addr_interfacelocal_allnodes; 36 #define IN6ADDR_INTERFACELOCAL_ALLNODES_INIT \ 37 { { { 0xff,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } } 38 extern const struct in6_addr in6addr_interfacelocal_allrouters; 39 #define IN6ADDR_INTERFACELOCAL_ALLROUTERS_INIT \ 40 { { { 0xff,1,0,0,0,0,0,0,0,0,0,0,0,0,0,2 } } } 41 extern const struct in6_addr in6addr_sitelocal_allrouters; 42 #define IN6ADDR_SITELOCAL_ALLROUTERS_INIT \ 43 { { { 0xff,5,0,0,0,0,0,0,0,0,0,0,0,0,0,2 } } } 44 #endif 45