1 /* -*- Mode: c; tab-width: 8; indent-tabs-mode: 1; c-basic-offset: 8; -*- */ 2 /* 3 * Copyright (c) 1993, 1994, 1995, 1996, 1997 4 * The Regents of the University of California. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by the Computer Systems 17 * Engineering Group at Lawrence Berkeley Laboratory. 18 * 4. Neither the name of the University nor of the Laboratory may be used 19 * to endorse or promote products derived from this software without 20 * specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 #ifndef lib_pcap_socket_h 36 #define lib_pcap_socket_h 37 38 /* 39 * Some minor differences between sockets on various platforms. 40 * We include whatever sockets are needed for Internet-protocol 41 * socket access on UN*X and Windows. 42 */ 43 #ifdef _WIN32 44 /* Need windef.h for defines used in winsock2.h under MingW32 */ 45 #ifdef __MINGW32__ 46 #include <windef.h> 47 #endif 48 #include <winsock2.h> 49 #include <ws2tcpip.h> 50 51 /* 52 * Winsock doesn't have this UN*X type; it's used in the UN*X 53 * sockets API. 54 * 55 * XXX - do we need to worry about UN*Xes so old that *they* 56 * don't have it, either? 57 */ 58 typedef int socklen_t; 59 60 /* 61 * Winsock doesn't have this POSIX type; it's used for the 62 * tv_usec value of struct timeval. 63 */ 64 typedef long suseconds_t; 65 #else /* _WIN32 */ 66 #include <sys/types.h> 67 #include <sys/socket.h> 68 #include <netdb.h> /* for struct addrinfo/getaddrinfo() */ 69 #include <netinet/in.h> /* for sockaddr_in, in BSD at least */ 70 #include <arpa/inet.h> 71 72 /*! 73 * \brief In Winsock, a socket handle is of type SOCKET; in UN*X, it's 74 * a file descriptor, and therefore a signed integer. 75 * We define SOCKET to be a signed integer on UN*X, so that it can 76 * be used on both platforms. 77 */ 78 #ifndef SOCKET 79 #define SOCKET int 80 #endif 81 82 /*! 83 * \brief In Winsock, the error return if socket() fails is INVALID_SOCKET; 84 * in UN*X, it's -1. 85 * We define INVALID_SOCKET to be -1 on UN*X, so that it can be used on 86 * both platforms. 87 */ 88 #ifndef INVALID_SOCKET 89 #define INVALID_SOCKET -1 90 #endif 91 #endif /* _WIN32 */ 92 93 #endif /* lib_pcap_socket_h */ 94