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annotate src/socket.h @ 4:f0a27ccb1193 tip

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Added ignore file
author Eric Wing <ewing . public |-at-| gmail . com>
date Sat, 30 Aug 2008 08:46:39 -0700
parents 4b915342e2a8
children
rev   line source
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4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
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1 #ifndef SOCKET_H
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2 #define SOCKET_H
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3 /*=========================================================================*\
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4 * Socket compatibilization module
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5 * LuaSocket toolkit
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6 *
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7 * BSD Sockets and WinSock are similar, but there are a few irritating
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8 * differences. Also, not all *nix platforms behave the same. This module
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9 * (and the associated usocket.h and wsocket.h) factor these differences and
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10 * creates a interface compatible with the io.h module.
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11 *
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12 * RCS ID: $Id: socket.h,v 1.20 2005/11/20 07:20:23 diego Exp $
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13 \*=========================================================================*/
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14 #include "io.h"
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15
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16 /*=========================================================================*\
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17 * Platform specific compatibilization
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18 \*=========================================================================*/
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19 #ifdef _WIN32
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20 #include "wsocket.h"
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21 #else
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22 #include "usocket.h"
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23 #endif
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24
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25 /*=========================================================================*\
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26 * The connect and accept functions accept a timeout and their
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27 * implementations are somewhat complicated. We chose to move
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28 * the timeout control into this module for these functions in
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29 * order to simplify the modules that use them.
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30 \*=========================================================================*/
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31 #include "timeout.h"
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32
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33 /* we are lazy... */
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34 typedef struct sockaddr SA;
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35
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36 /*=========================================================================*\
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37 * Functions bellow implement a comfortable platform independent
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38 * interface to sockets
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39 \*=========================================================================*/
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40 int socket_open(void);
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41 int socket_close(void);
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42 void socket_destroy(p_socket ps);
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43 void socket_shutdown(p_socket ps, int how);
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44 int socket_sendto(p_socket ps, const char *data, size_t count,
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45 size_t *sent, SA *addr, socklen_t addr_len, p_timeout tm);
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46 int socket_recvfrom(p_socket ps, char *data, size_t count,
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47 size_t *got, SA *addr, socklen_t *addr_len, p_timeout tm);
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48
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49 void socket_setnonblocking(p_socket ps);
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50 void socket_setblocking(p_socket ps);
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51
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52 int socket_waitfd(p_socket ps, int sw, p_timeout tm);
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53 int socket_select(t_socket n, fd_set *rfds, fd_set *wfds, fd_set *efds,
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54 p_timeout tm);
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55
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56 int socket_connect(p_socket ps, SA *addr, socklen_t addr_len, p_timeout tm);
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57 int socket_create(p_socket ps, int domain, int type, int protocol);
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58 int socket_bind(p_socket ps, SA *addr, socklen_t addr_len);
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59 int socket_listen(p_socket ps, int backlog);
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60 int socket_accept(p_socket ps, p_socket pa, SA *addr,
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61 socklen_t *addr_len, p_timeout tm);
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62
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63 const char *socket_hoststrerror(int err);
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64 const char *socket_strerror(int err);
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65
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66 /* these are perfect to use with the io abstraction module
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67 and the buffered input module */
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68 int socket_send(p_socket ps, const char *data, size_t count,
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69 size_t *sent, p_timeout tm);
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70 int socket_recv(p_socket ps, char *data, size_t count, size_t *got, p_timeout tm);
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71 const char *socket_ioerror(p_socket ps, int err);
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72
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73 int socket_gethostbyaddr(const char *addr, socklen_t len, struct hostent **hp);
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74 int socket_gethostbyname(const char *addr, struct hostent **hp);
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75
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76 #endif /* SOCKET_H */