Quelle in6.h Sprache: C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Types and definitions for AF_INET6
* Linux INET6 implementation
*
* Authors:
* Pedro Roque <roque@di.fc.ul.pt>
*
* Sources:
* IPv6 Program Interfaces for BSD Systems
*      <draft-ietf-ipngwg-bsd-api-05.txt>
*
* Advanced Sockets API for IPv6
* <draft-stevens-advanced-api-00.txt>
*/
#ifndef _LINUX_IN6_H
#define _LINUX_IN6_H

#include <uapi/linux/in6.h>

/* Large enough to hold both sockaddr_in and sockaddr_in6. */
struct sockaddr_inet {
unsigned short sa_family;
char  sa_data[sizeof(struct sockaddr_in6) -
    sizeof(unsigned short)];
};

/* IPv6 Wildcard Address (::) and Loopback Address (::1) defined in RFC2553
* NOTE: Be aware the IN6ADDR_* constants and in6addr_* externals are defined
* in network byte order, not in host byte order as are the IPv4 equivalents
*/
extern const struct in6_addr in6addr_any;
#define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
extern const struct in6_addr in6addr_loopback;
#define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
extern const struct in6_addr in6addr_linklocal_allnodes;
#define IN6ADDR_LINKLOCAL_ALLNODES_INIT \
  { { { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
extern const struct in6_addr in6addr_linklocal_allrouters;
#define IN6ADDR_LINKLOCAL_ALLROUTERS_INIT \
  { { { 0xff,2,0,0,0,0,0,0,0,0,0,0,0,0,0,2 } } }
extern const struct in6_addr in6addr_interfacelocal_allnodes;
#define IN6ADDR_INTERFACELOCAL_ALLNODES_INIT \
  { { { 0xff,1,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
extern const struct in6_addr in6addr_interfacelocal_allrouters;
#define IN6ADDR_INTERFACELOCAL_ALLROUTERS_INIT \
  { { { 0xff,1,0,0,0,0,0,0,0,0,0,0,0,0,0,2 } } }
extern const struct in6_addr in6addr_sitelocal_allrouters;
#define IN6ADDR_SITELOCAL_ALLROUTERS_INIT \
  { { { 0xff,5,0,0,0,0,0,0,0,0,0,0,0,0,0,2 } } }
#endif

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