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#include <sys/types.h>
35
36#define ANET_OK 0
37#define ANET_ERR -1
38#define ANET_ERR_LEN 256
39
40/* Flags used with certain functions. */
41#define ANET_NONE 0
42#define ANET_IP_ONLY (1<<0)
43
44#if defined(__sun) || defined(_AIX)
45#define AF_LOCAL AF_UNIX
46#endif
47
48#ifdef _AIX
49#undef ip_len
50#endif
51
52/* FD to address string conversion types */
53#define FD_TO_PEER_NAME 0
54#define FD_TO_SOCK_NAME 1
55
56int anetTcpNonBlockConnect(char *err, const char *addr, int port);
57int anetTcpNonBlockBestEffortBindConnect(char *err, const char *addr, int port, const char *source_addr);
58int anetResolve(char *err, char *host, char *ipbuf, size_t ipbuf_len, int flags);
59int anetTcpServer(char *err, int port, char *bindaddr, int backlog);
60int anetTcp6Server(char *err, int port, char *bindaddr, int backlog);
61int anetUnixServer(char *err, char *path, mode_t perm, int backlog);
62int anetTcpAccept(char *err, int serversock, char *ip, size_t ip_len, int *port);
63int anetUnixAccept(char *err, int serversock);
64int anetNonBlock(char *err, int fd);
65int anetBlock(char *err, int fd);
66int anetCloexec(int fd);
67int anetEnableTcpNoDelay(char *err, int fd);
68int anetDisableTcpNoDelay(char *err, int fd);
69int anetSendTimeout(char *err, int fd, long long ms);
70int anetRecvTimeout(char *err, int fd, long long ms);
71int anetFdToString(int fd, char *ip, size_t ip_len, int *port, int fd_to_str_type);
72int anetKeepAlive(char *err, int fd, int interval);
73int anetFormatAddr(char *fmt, size_t fmt_len, char *ip, int port);
74int anetFormatFdAddr(int fd, char *buf, size_t buf_len, int fd_to_str_type);
75int anetPipe(int fds[2], int read_flags, int write_flags);
76int anetSetSockMarkId(char *err, int fd, uint32_t id);
77
78#endif
79