Mercurial > luasocket

annotate src/unix.c @ 1:cf0892e34f45

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Resyncing with Git repo
author Eric Wing <ewing . public |-at-| gmail . com>
date Wed, 27 Aug 2008 22:44:22 -0700
parents 4b915342e2a8
children
rev   line source
0
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
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1 /*=========================================================================*\
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2 * Unix domain socket
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3 * LuaSocket toolkit
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4 *
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5 * RCS ID: $Id: unix.c,v 1.13 2006/03/13 07:16:39 diego Exp $
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6 \*=========================================================================*/
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7 #include <string.h>
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8
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9 #include "lua.h"
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10 #include "lauxlib.h"
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11
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12 #include "auxiliar.h"
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13 #include "socket.h"
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14 #include "options.h"
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15 #include "unix.h"
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16 #include <sys/un.h>
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17
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18 /*=========================================================================*\
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19 * Internal function prototypes
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20 \*=========================================================================*/
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21 static int global_create(lua_State *L);
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22 static int meth_connect(lua_State *L);
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23 static int meth_listen(lua_State *L);
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24 static int meth_bind(lua_State *L);
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25 static int meth_send(lua_State *L);
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26 static int meth_shutdown(lua_State *L);
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27 static int meth_receive(lua_State *L);
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28 static int meth_accept(lua_State *L);
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29 static int meth_close(lua_State *L);
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30 static int meth_setoption(lua_State *L);
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31 static int meth_settimeout(lua_State *L);
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32 static int meth_getfd(lua_State *L);
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33 static int meth_setfd(lua_State *L);
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34 static int meth_dirty(lua_State *L);
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35 static int meth_getstats(lua_State *L);
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36 static int meth_setstats(lua_State *L);
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37
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38 static const char *unix_tryconnect(p_unix un, const char *path);
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39 static const char *unix_trybind(p_unix un, const char *path);
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40
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41 /* unix object methods */
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42 static luaL_reg un[] = {
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43 {"__gc", meth_close},
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44 {"__tostring", auxiliar_tostring},
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45 {"accept", meth_accept},
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46 {"bind", meth_bind},
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47 {"close", meth_close},
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48 {"connect", meth_connect},
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49 {"dirty", meth_dirty},
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50 {"getfd", meth_getfd},
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51 {"getstats", meth_getstats},
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52 {"setstats", meth_setstats},
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53 {"listen", meth_listen},
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54 {"receive", meth_receive},
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55 {"send", meth_send},
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56 {"setfd", meth_setfd},
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57 {"setoption", meth_setoption},
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58 {"setpeername", meth_connect},
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59 {"setsockname", meth_bind},
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60 {"settimeout", meth_settimeout},
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61 {"shutdown", meth_shutdown},
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62 {NULL, NULL}
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63 };
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64
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65 /* socket option handlers */
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66 static t_opt opt[] = {
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67 {"keepalive", opt_keepalive},
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68 {"reuseaddr", opt_reuseaddr},
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69 {"linger", opt_linger},
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70 {NULL, NULL}
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71 };
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72
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73 /* our socket creation function */
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74 static luaL_reg func[] = {
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75 {"unix", global_create},
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76 {NULL, NULL}
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77 };
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78
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79
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80 /*-------------------------------------------------------------------------*\
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81 * Initializes module
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82 \*-------------------------------------------------------------------------*/
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83 int luaopen_socket_unix(lua_State *L) {
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84 /* create classes */
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85 auxiliar_newclass(L, "unix{master}", un);
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86 auxiliar_newclass(L, "unix{client}", un);
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87 auxiliar_newclass(L, "unix{server}", un);
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88 /* create class groups */
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89 auxiliar_add2group(L, "unix{master}", "unix{any}");
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90 auxiliar_add2group(L, "unix{client}", "unix{any}");
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91 auxiliar_add2group(L, "unix{server}", "unix{any}");
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92 /* make sure the function ends up in the package table */
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93 luaL_openlib(L, "socket", func, 0);
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94 /* return the function instead of the 'socket' table */
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95 lua_pushstring(L, "unix");
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96 lua_gettable(L, -2);
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97 return 1;
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98 }
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99
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100 /*=========================================================================*\
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101 * Lua methods
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102 \*=========================================================================*/
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103 /*-------------------------------------------------------------------------*\
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104 * Just call buffered IO methods
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105 \*-------------------------------------------------------------------------*/
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106 static int meth_send(lua_State *L) {
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107 p_unix un = (p_unix) auxiliar_checkclass(L, "unix{client}", 1);
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108 return buffer_meth_send(L, &un->buf);
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109 }
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110
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111 static int meth_receive(lua_State *L) {
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112 p_unix un = (p_unix) auxiliar_checkclass(L, "unix{client}", 1);
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113 return buffer_meth_receive(L, &un->buf);
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114 }
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115
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116 static int meth_getstats(lua_State *L) {
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117 p_unix un = (p_unix) auxiliar_checkclass(L, "unix{client}", 1);
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118 return buffer_meth_getstats(L, &un->buf);
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119 }
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120
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121 static int meth_setstats(lua_State *L) {
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122 p_unix un = (p_unix) auxiliar_checkclass(L, "unix{client}", 1);
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123 return buffer_meth_setstats(L, &un->buf);
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124 }
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125
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126 /*-------------------------------------------------------------------------*\
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127 * Just call option handler
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
128 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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129 static int meth_setoption(lua_State *L) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
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130 p_unix un = (p_unix) auxiliar_checkgroup(L, "unix{any}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
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131 return opt_meth_setoption(L, opt, &un->sock);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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132 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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133
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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134 /*-------------------------------------------------------------------------*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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135 * Select support methods
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
136 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
137 static int meth_getfd(lua_State *L) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
138 p_unix un = (p_unix) auxiliar_checkgroup(L, "unix{any}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
139 lua_pushnumber(L, (int) un->sock);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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140 return 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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141 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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142
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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143 /* this is very dangerous, but can be handy for those that are brave enough */
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
144 static int meth_setfd(lua_State *L) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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145 p_unix un = (p_unix) auxiliar_checkgroup(L, "unix{any}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
146 un->sock = (t_socket) luaL_checknumber(L, 2);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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147 return 0;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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148 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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149
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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150 static int meth_dirty(lua_State *L) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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151 p_unix un = (p_unix) auxiliar_checkgroup(L, "unix{any}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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152 lua_pushboolean(L, !buffer_isempty(&un->buf));
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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153 return 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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154 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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155
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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156 /*-------------------------------------------------------------------------*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
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157 * Waits for and returns a client object attempting connection to the
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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158 * server object
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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159 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
160 static int meth_accept(lua_State *L) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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161 p_unix server = (p_unix) auxiliar_checkclass(L, "unix{server}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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162 p_timeout tm = timeout_markstart(&server->tm);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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163 t_socket sock;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
164 int err = socket_accept(&server->sock, &sock, NULL, NULL, tm);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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165 /* if successful, push client socket */
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
166 if (err == IO_DONE) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
167 p_unix clnt = (p_unix) lua_newuserdata(L, sizeof(t_unix));
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
168 auxiliar_setclass(L, "unix{client}", -1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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169 /* initialize structure fields */
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
170 socket_setnonblocking(&sock);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
171 clnt->sock = sock;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
172 io_init(&clnt->io, (p_send)socket_send, (p_recv)socket_recv,
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
173 (p_error) socket_ioerror, &clnt->sock);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
174 timeout_init(&clnt->tm, -1, -1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
175 buffer_init(&clnt->buf, &clnt->io, &clnt->tm);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
176 return 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
177 } else {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
178 lua_pushnil(L);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
179 lua_pushstring(L, socket_strerror(err));
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
180 return 2;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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181 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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182 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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183
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
184 /*-------------------------------------------------------------------------*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
185 * Binds an object to an address
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
186 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
187 static const char *unix_trybind(p_unix un, const char *path) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
188 struct sockaddr_un local;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
189 size_t len = strlen(path);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
190 int err;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
191 if (len >= sizeof(local.sun_path)) return "path too long";
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
192 memset(&local, 0, sizeof(local));
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
193 strcpy(local.sun_path, path);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
194 local.sun_family = AF_UNIX;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
195 #ifdef UNIX_HAS_SUN_LEN
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
196 local.sun_len = sizeof(local.sun_family) + sizeof(local.sun_len)
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
197 + len + 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
198 err = socket_bind(&un->sock, (SA *) &local, local.sun_len);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
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diff changeset
199
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
200 #else
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
201 err = socket_bind(&un->sock, (SA *) &local,
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
202 sizeof(local.sun_family) + len);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
203 #endif
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
204 if (err != IO_DONE) socket_destroy(&un->sock);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
205 return socket_strerror(err);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
206 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
207
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
208 static int meth_bind(lua_State *L) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
209 p_unix un = (p_unix) auxiliar_checkclass(L, "unix{master}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
210 const char *path = luaL_checkstring(L, 2);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
211 const char *err = unix_trybind(un, path);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
212 if (err) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
213 lua_pushnil(L);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
214 lua_pushstring(L, err);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
215 return 2;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
216 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
217 lua_pushnumber(L, 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
218 return 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
219 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
220
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
221 /*-------------------------------------------------------------------------*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
222 * Turns a master unix object into a client object.
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
223 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
224 static const char *unix_tryconnect(p_unix un, const char *path)
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
225 {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
226 struct sockaddr_un remote;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
227 int err;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
228 size_t len = strlen(path);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
229 if (len >= sizeof(remote.sun_path)) return "path too long";
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
230 memset(&remote, 0, sizeof(remote));
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
231 strcpy(remote.sun_path, path);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
232 remote.sun_family = AF_UNIX;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
233 timeout_markstart(&un->tm);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
234 #ifdef UNIX_HAS_SUN_LEN
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
235 remote.sun_len = sizeof(remote.sun_family) + sizeof(remote.sun_len)
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
236 + len + 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
237 err = socket_connect(&un->sock, (SA *) &remote, remote.sun_len, &un->tm);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
238 #else
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
239 err = socket_connect(&un->sock, (SA *) &remote,
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
240 sizeof(remote.sun_family) + len, &un->tm);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
241 #endif
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
242 if (err != IO_DONE) socket_destroy(&un->sock);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
243 return socket_strerror(err);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
244 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
245
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
246 static int meth_connect(lua_State *L)
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
247 {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
248 p_unix un = (p_unix) auxiliar_checkclass(L, "unix{master}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
249 const char *path = luaL_checkstring(L, 2);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
250 const char *err = unix_tryconnect(un, path);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
251 if (err) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
252 lua_pushnil(L);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
253 lua_pushstring(L, err);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
254 return 2;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
255 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
256 /* turn master object into a client object */
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
257 auxiliar_setclass(L, "unix{client}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
258 lua_pushnumber(L, 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
259 return 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
260 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
261
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
262 /*-------------------------------------------------------------------------*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
263 * Closes socket used by object
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
264 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
265 static int meth_close(lua_State *L)
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
266 {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
267 p_unix un = (p_unix) auxiliar_checkgroup(L, "unix{any}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
268 socket_destroy(&un->sock);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
269 lua_pushnumber(L, 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
270 return 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
271 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
272
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
273 /*-------------------------------------------------------------------------*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
274 * Puts the sockt in listen mode
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
275 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
276 static int meth_listen(lua_State *L)
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
277 {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
278 p_unix un = (p_unix) auxiliar_checkclass(L, "unix{master}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
279 int backlog = (int) luaL_optnumber(L, 2, 32);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
280 int err = socket_listen(&un->sock, backlog);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
281 if (err != IO_DONE) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
282 lua_pushnil(L);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
283 lua_pushstring(L, socket_strerror(err));
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
284 return 2;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
285 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
286 /* turn master object into a server object */
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
287 auxiliar_setclass(L, "unix{server}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
288 lua_pushnumber(L, 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
289 return 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
290 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
291
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
292 /*-------------------------------------------------------------------------*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
293 * Shuts the connection down partially
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
294 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
295 static int meth_shutdown(lua_State *L)
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
296 {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
297 p_unix un = (p_unix) auxiliar_checkclass(L, "unix{client}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
298 const char *how = luaL_optstring(L, 2, "both");
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
299 switch (how[0]) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
300 case 'b':
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
301 if (strcmp(how, "both")) goto error;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
302 socket_shutdown(&un->sock, 2);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
303 break;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
304 case 's':
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
305 if (strcmp(how, "send")) goto error;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
306 socket_shutdown(&un->sock, 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
307 break;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
308 case 'r':
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
309 if (strcmp(how, "receive")) goto error;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
310 socket_shutdown(&un->sock, 0);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
311 break;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
312 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
313 lua_pushnumber(L, 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
314 return 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
315 error:
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
316 luaL_argerror(L, 2, "invalid shutdown method");
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
317 return 0;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
318 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
319
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
320 /*-------------------------------------------------------------------------*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
321 * Just call tm methods
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
322 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
323 static int meth_settimeout(lua_State *L) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
324 p_unix un = (p_unix) auxiliar_checkgroup(L, "unix{any}", 1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
325 return timeout_meth_settimeout(L, &un->tm);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
326 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
327
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
328 /*=========================================================================*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
329 * Library functions
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
330 \*=========================================================================*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
331 /*-------------------------------------------------------------------------*\
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
332 * Creates a master unix object
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
333 \*-------------------------------------------------------------------------*/
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
334 static int global_create(lua_State *L) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
335 t_socket sock;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
336 int err = socket_create(&sock, AF_UNIX, SOCK_STREAM, 0);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
337 /* try to allocate a system socket */
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
338 if (err == IO_DONE) {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
339 /* allocate unix object */
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
340 p_unix un = (p_unix) lua_newuserdata(L, sizeof(t_unix));
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
341 /* set its type as master object */
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
342 auxiliar_setclass(L, "unix{master}", -1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
343 /* initialize remaining structure fields */
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
344 socket_setnonblocking(&sock);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
345 un->sock = sock;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
346 io_init(&un->io, (p_send) socket_send, (p_recv) socket_recv,
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
347 (p_error) socket_ioerror, &un->sock);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
348 timeout_init(&un->tm, -1, -1);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
349 buffer_init(&un->buf, &un->io, &un->tm);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
350 return 1;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
351 } else {
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
352 lua_pushnil(L);
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
353 lua_pushstring(L, socket_strerror(err));
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
354 return 2;
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
355 }
4b915342e2a8 LuaSocket 2.0.2 + CMake build description.
Eric Wing <ewing . public |-at-| gmail . com>
parents:
diff changeset
356 }