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000625953b
(closes issue #12839) git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@122241 65c4cc65-6c06-0410-ace0-fbb531ad65f3
101 lines
2.9 KiB
C
101 lines
2.9 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2007, Digium, Inc.
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*
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* Luigi Rizzo
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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* \brief Wrapper for network related headers,
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* masking differences between various operating systems.
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* On passing, we also provide here trivial functions or
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* other simple wrappers to network-related functions.
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*/
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#ifndef _ASTERISK_NETWORK_H
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#define _ASTERISK_NETWORK_H
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C" {
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#endif
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/*
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* Include relevant network headers.
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* Our preferred choice are the standard BSD/linux/unix headers.
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* Missing them (e.g. for solaris or various windows environments),
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* we resort to whatever we find around, and provide local definitions
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* for the missing bits.
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*/
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#ifdef HAVE_ARPA_INET_H
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#include <netinet/in.h>
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#include <arpa/inet.h> /* include early to override inet_ntoa */
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <netinet/tcp.h>
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#include <netdb.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <sys/ioctl.h>
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#elif defined(HAVE_WINSOCK_H)
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#include <winsock.h>
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typedef int socklen_t;
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#elif defined(HAVE_WINSOCK2_H)
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#else
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#error "don't know how to handle network functions here."
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#endif
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#ifndef HAVE_INET_ATON
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int inet_aton(const char *cp, struct in_addr *pin);
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#endif
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#ifndef IFNAMSIZ
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#define IFNAMSIZ 16
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#endif
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#ifndef MAXHOSTNAMELEN
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#define MAXHOSTNAMELEN 256
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#endif
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/*!
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* \brief thread-safe replacement for inet_ntoa().
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*
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* \note It is very important to note that even though this is a thread-safe
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* replacement for inet_ntoa(), it is *not* reentrant. In a single
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* thread, the result from a previous call to this function is no longer
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* valid once it is called again. If the result from multiple calls to
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* this function need to be kept or used at once, then the result must be
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* copied to a local buffer before calling this function again.
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*/
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const char *ast_inet_ntoa(struct in_addr ia);
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#ifdef inet_ntoa
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#undef inet_ntoa
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#endif
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#define inet_ntoa __dont__use__inet_ntoa__use__ast_inet_ntoa__instead__
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/*! \brief Compares the source address and port of two sockaddr_in */
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static force_inline int inaddrcmp(const struct sockaddr_in *sin1, const struct sockaddr_in *sin2)
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{
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return ((sin1->sin_addr.s_addr != sin2->sin_addr.s_addr)
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|| (sin1->sin_port != sin2->sin_port));
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}
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#endif /* _ASTERISK_NETWORK_H */
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