Tor
0.4.7.0-alpha-dev
lib
net
inaddr_st.h
Go to the documentation of this file.
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/* Copyright (c) 2003-2004, Roger Dingledine
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2021, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file inaddr_st.h
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*
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* \brief Define in6_addr, its members, and related types on platforms that
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* lack it.
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**/
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#ifndef TOR_INADDR_ST_H
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#define TOR_INADDR_ST_H
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#include "orconfig.h"
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#include <stddef.h>
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#ifdef HAVE_ARPA_INET_H
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#include <arpa/inet.h>
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#endif
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#ifdef HAVE_NETINET_IN_H
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#include <netinet/in.h>
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#endif
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#ifdef HAVE_NETINET_IN6_H
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#include <netinet/in6.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#ifdef _WIN32
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <windows.h>
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#endif
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#include "
lib/cc/torint.h
"
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struct
in_addr;
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/** Implementation of struct in6_addr for platforms that do not have it.
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* Generally, these platforms are ones without IPv6 support, but we want to
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* have a working in6_addr there anyway, so we can use it to parse IPv6
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* addresses. */
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#if !defined(HAVE_STRUCT_IN6_ADDR)
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struct
in6_addr
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{
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union
{
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uint8_t u6_addr8[16];
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uint16_t u6_addr16[8];
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uint32_t u6_addr32[4];
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} in6_u;
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#define s6_addr in6_u.u6_addr8
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#define s6_addr16 in6_u.u6_addr16
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#define s6_addr32 in6_u.u6_addr32
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};
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#endif
/* !defined(HAVE_STRUCT_IN6_ADDR) */
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/** @{ */
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/** Many BSD variants seem not to define these. */
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#if defined(__APPLE__) || defined(__darwin__) || \
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defined(__FreeBSD__) || defined(__NetBSD__) || defined(OpenBSD)
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#ifndef s6_addr16
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#define s6_addr16 __u6_addr.__u6_addr16
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#endif
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#ifndef s6_addr32
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#define s6_addr32 __u6_addr.__u6_addr32
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#endif
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#endif
/* defined(__APPLE__) || defined(__darwin__) || ... */
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/** @} */
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#ifndef HAVE_SA_FAMILY_T
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typedef
uint16_t
sa_family_t
;
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#endif
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/** @{ */
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/** Apparently, MS and Solaris don't define s6_addr16 or s6_addr32; these
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* macros get you a pointer to s6_addr32 or local equivalent. */
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#ifdef HAVE_STRUCT_IN6_ADDR_S6_ADDR32
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#define S6_ADDR32(x) ((uint32_t*)(x).s6_addr32)
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#else
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#define S6_ADDR32(x) ((uint32_t*)((char*)&(x).s6_addr))
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#endif
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#ifdef HAVE_STRUCT_IN6_ADDR_S6_ADDR16
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#define S6_ADDR16(x) ((uint16_t*)(x).s6_addr16)
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#else
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#define S6_ADDR16(x) ((uint16_t*)((char*)&(x).s6_addr))
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#endif
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/** @} */
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/** Implementation of struct sockaddr_in6 on platforms that do not have
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* it. See notes on struct in6_addr. */
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#if !defined(HAVE_STRUCT_SOCKADDR_IN6)
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struct
sockaddr_in6
{
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sa_family_t
sin6_family;
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uint16_t sin6_port;
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// uint32_t sin6_flowinfo;
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struct
in6_addr
sin6_addr;
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// uint32_t sin6_scope_id;
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};
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#endif
/* !defined(HAVE_STRUCT_SOCKADDR_IN6) */
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#endif
/* !defined(TOR_INADDR_ST_H) */
sa_family_t
uint16_t sa_family_t
Definition:
inaddr_st.h:77
in6_addr
Definition:
inaddr_st.h:51
sockaddr_in6
Definition:
inaddr_st.h:98
torint.h
Integer definitions used throughout Tor.
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