/* * Copyright (C) 2008 The Android Open Source Project * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef _NETINET_IN6_H #define _NETINET_IN6_H #include <linux/in6.h> #define IN6_IS_ADDR_UNSPECIFIED(a) \ ((*(const uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[12]) == 0)) #define IN6_IS_ADDR_LOOPBACK(a) \ ((*(const uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[12]) == ntohl(1))) #define IN6_IS_ADDR_V4COMPAT(a) \ ((*(const uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[8]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[12]) != 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[12]) != ntohl(1))) #define IN6_IS_ADDR_V4MAPPED(a) \ ((*(const uint32_t *)(const void *)(&(a)->s6_addr[0]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[4]) == 0) && \ (*(const uint32_t *)(const void *)(&(a)->s6_addr[8]) == ntohl(0x0000ffff))) #define IN6_IS_ADDR_LINKLOCAL(a) \ (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0x80)) #define IN6_IS_ADDR_SITELOCAL(a) \ (((a)->s6_addr[0] == 0xfe) && (((a)->s6_addr[1] & 0xc0) == 0xc0)) /* RFC 4193. */ #define IN6_IS_ADDR_ULA(a) \ (((a)->s6_addr[0] & 0xfe) == 0xfc) #define IN6_IS_ADDR_MULTICAST(a) \ (((__const uint8_t *) (a))[0] == 0xff) #define IPV6_ADDR_SCOPE_NODELOCAL 0x01 #define IPV6_ADDR_SCOPE_INTFACELOCAL 0x01 #define IPV6_ADDR_SCOPE_LINKLOCAL 0x02 #define IPV6_ADDR_SCOPE_SITELOCAL 0x05 #define IPV6_ADDR_SCOPE_ORGLOCAL 0x08 #define IPV6_ADDR_SCOPE_GLOBAL 0x0e #define IPV6_ADDR_MC_SCOPE(a) \ ((a)->s6_addr[1] & 0x0f) #define IN6_IS_ADDR_MC_NODELOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_NODELOCAL)) #define IN6_IS_ADDR_MC_LINKLOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_LINKLOCAL)) #define IN6_IS_ADDR_MC_SITELOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_SITELOCAL)) #define IN6_IS_ADDR_MC_ORGLOCAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_ORGLOCAL)) #define IN6_IS_ADDR_MC_GLOBAL(a) \ (IN6_IS_ADDR_MULTICAST(a) && \ (IPV6_ADDR_MC_SCOPE(a) == IPV6_ADDR_SCOPE_GLOBAL)) #define IN6_ARE_ADDR_EQUAL(a, b) \ (memcmp(&(a)->s6_addr[0], &(b)->s6_addr[0], sizeof(struct in6_addr)) == 0) #define INET6_ADDRSTRLEN 46 #define IPV6_JOIN_GROUP IPV6_ADD_MEMBERSHIP #define IPV6_LEAVE_GROUP IPV6_DROP_MEMBERSHIP #define IN6ADDR_ANY_INIT {{{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}}} #define ipv6mr_interface ipv6mr_ifindex #endif /* _NETINET_IN6_H */