1 /* anet.c -- Basic TCP socket stuff made a bit less boring 2 * 3 * Copyright (c) 2006-2012, Salvatore Sanfilippo <antirez at gmail dot com> 4 * 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 are met: 8 * 9 * * Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * * 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 * * Neither the name of Redis nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without 16 * specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef ANET_H 32 #define ANET_H 33 34 #define ANET_OK 0 35 #define ANET_ERR -1 36 #define ANET_ERR_LEN 256 37 38 /* Flags used with certain functions. */ 39 #define ANET_NONE 0 40 #define ANET_IP_ONLY (1<<0) 41 42 #if defined(__sun) 43 #define AF_LOCAL AF_UNIX 44 #endif 45 46 int anetTcpConnect(char *err, char *addr, int port); 47 int anetTcpNonBlockConnect(char *err, char *addr, int port); 48 int anetTcpNonBlockBindConnect(char *err, char *addr, int port, char *source_addr); 49 int anetUnixConnect(char *err, char *path); 50 int anetUnixNonBlockConnect(char *err, char *path); 51 int anetRead(int fd, char *buf, int count); 52 int anetResolve(char *err, char *host, char *ipbuf, size_t ipbuf_len); 53 int anetResolveIP(char *err, char *host, char *ipbuf, size_t ipbuf_len); 54 int anetTcpServer(char *err, int port, char *bindaddr, int backlog); 55 int anetTcp6Server(char *err, int port, char *bindaddr, int backlog); 56 int anetUnixServer(char *err, char *path, mode_t perm, int backlog); 57 int anetTcpAccept(char *err, int serversock, char *ip, size_t ip_len, int *port); 58 int anetUnixAccept(char *err, int serversock); 59 int anetWrite(int fd, char *buf, int count); 60 int anetNonBlock(char *err, int fd); 61 int anetEnableTcpNoDelay(char *err, int fd); 62 int anetDisableTcpNoDelay(char *err, int fd); 63 int anetTcpKeepAlive(char *err, int fd); 64 int anetPeerToString(int fd, char *ip, size_t ip_len, int *port); 65 int anetKeepAlive(char *err, int fd, int interval); 66 int anetSockName(int fd, char *ip, size_t ip_len, int *port); 67 68 #endif 69