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1 /** |
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2 * @file transaction.c MSN transaction functions |
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3 * |
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4 * purple |
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5 * |
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6 * Purple is the legal property of its developers, whose names are too numerous |
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7 * to list here. Please refer to the COPYRIGHT file distributed with this |
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8 * source distribution. |
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9 * |
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10 * This program is free software; you can redistribute it and/or modify |
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11 * it under the terms of the GNU General Public License as published by |
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12 * the Free Software Foundation; either version 2 of the License, or |
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13 * (at your option) any later version. |
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14 * |
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15 * This program is distributed in the hope that it will be useful, |
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16 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 * GNU General Public License for more details. |
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19 * |
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20 * You should have received a copy of the GNU General Public License |
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21 * along with this program; if not, write to the Free Software |
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22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA |
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23 */ |
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24 #include "msn.h" |
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25 #include "transaction.h" |
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26 |
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27 MsnTransaction * |
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28 msn_transaction_new(MsnCmdProc *cmdproc, const char *command, |
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29 const char *format, ...) |
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30 { |
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31 MsnTransaction *trans; |
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32 va_list arg; |
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33 |
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34 g_return_val_if_fail(command != NULL, NULL); |
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35 |
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36 trans = g_new0(MsnTransaction, 1); |
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37 |
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38 trans->cmdproc = cmdproc; |
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39 trans->command = g_strdup(command); |
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40 |
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41 if (format != NULL) |
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42 { |
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43 va_start(arg, format); |
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44 trans->params = g_strdup_vprintf(format, arg); |
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45 va_end(arg); |
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46 } |
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47 |
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48 /* trans->queue = g_queue_new(); */ |
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49 |
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50 return trans; |
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51 } |
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52 |
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53 void |
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54 msn_transaction_destroy(MsnTransaction *trans) |
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55 { |
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56 g_return_if_fail(trans != NULL); |
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57 |
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58 g_free(trans->command); |
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59 g_free(trans->params); |
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60 g_free(trans->payload); |
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61 |
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62 #if 0 |
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63 if (trans->pendent_cmd != NULL) |
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64 msn_message_unref(trans->pendent_msg); |
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65 #endif |
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66 |
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67 #if 0 |
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68 MsnTransaction *elem; |
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69 if (trans->queue != NULL) |
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70 { |
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71 while ((elem = g_queue_pop_head(trans->queue)) != NULL) |
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72 msn_transaction_destroy(elem); |
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73 |
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74 g_queue_free(trans->queue); |
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75 } |
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76 #endif |
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77 |
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78 if (trans->callbacks != NULL && trans->has_custom_callbacks) |
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79 g_hash_table_destroy(trans->callbacks); |
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80 |
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81 if (trans->timer) |
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82 purple_timeout_remove(trans->timer); |
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83 |
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84 g_free(trans); |
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85 } |
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86 |
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87 char * |
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88 msn_transaction_to_string(MsnTransaction *trans) |
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89 { |
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90 char *str; |
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91 |
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92 g_return_val_if_fail(trans != NULL, FALSE); |
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93 |
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94 if (trans->params != NULL) |
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95 str = g_strdup_printf("%s %u %s\r\n", trans->command, trans->trId, trans->params); |
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96 else |
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97 str = g_strdup_printf("%s %u\r\n", trans->command, trans->trId); |
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98 |
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99 return str; |
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100 } |
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101 |
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102 void |
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103 msn_transaction_queue_cmd(MsnTransaction *trans, MsnCommand *cmd) |
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104 { |
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105 purple_debug_info("msn", "queueing command.\n"); |
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106 trans->pendent_cmd = cmd; |
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107 msn_command_ref(cmd); |
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108 } |
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109 |
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110 void |
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111 msn_transaction_unqueue_cmd(MsnTransaction *trans, MsnCmdProc *cmdproc) |
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112 { |
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113 MsnCommand *cmd; |
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114 |
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115 if (!cmdproc->servconn->connected) |
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116 return; |
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117 |
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118 purple_debug_info("msn", "unqueueing command.\n"); |
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119 cmd = trans->pendent_cmd; |
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120 |
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121 g_return_if_fail(cmd != NULL); |
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122 |
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123 msn_cmdproc_process_cmd(cmdproc, cmd); |
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124 msn_command_unref(cmd); |
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125 |
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126 trans->pendent_cmd = NULL; |
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127 } |
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128 |
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129 #if 0 |
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130 void |
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131 msn_transaction_queue(MsnTransaction *trans, MsnTransaction *elem) |
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132 { |
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133 if (trans->queue == NULL) |
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134 trans->queue = g_queue_new(); |
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135 |
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136 g_queue_push_tail(trans->queue, elem); |
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137 } |
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138 |
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139 void |
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140 msn_transaction_unqueue(MsnTransaction *trans, MsnCmdProc *cmdproc) |
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141 { |
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142 MsnTransaction *elem; |
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143 |
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144 while ((elem = g_queue_pop_head(trans->queue)) != NULL) |
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145 msn_cmdproc_send_trans(cmdproc, elem); |
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146 } |
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147 #endif |
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148 |
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149 void |
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150 msn_transaction_set_payload(MsnTransaction *trans, |
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151 const char *payload, int payload_len) |
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152 { |
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153 g_return_if_fail(trans != NULL); |
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154 g_return_if_fail(payload != NULL); |
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155 |
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156 trans->payload = g_strdup(payload); |
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157 trans->payload_len = payload_len ? payload_len : strlen(trans->payload); |
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158 } |
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159 |
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160 void |
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161 msn_transaction_set_data(MsnTransaction *trans, void *data) |
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162 { |
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163 g_return_if_fail(trans != NULL); |
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164 |
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165 trans->data = data; |
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166 } |
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167 |
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168 void |
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169 msn_transaction_add_cb(MsnTransaction *trans, char *answer, |
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170 MsnTransCb cb) |
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171 { |
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172 g_return_if_fail(trans != NULL); |
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173 g_return_if_fail(answer != NULL); |
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174 |
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175 if (trans->callbacks == NULL) |
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176 { |
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177 trans->has_custom_callbacks = TRUE; |
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178 trans->callbacks = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, |
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179 NULL); |
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180 } |
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181 else if (trans->has_custom_callbacks != TRUE) |
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182 g_return_if_reached (); |
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183 |
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184 g_hash_table_insert(trans->callbacks, answer, cb); |
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185 } |
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186 |
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187 static gboolean |
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188 transaction_timeout(gpointer data) |
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189 { |
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190 MsnTransaction *trans; |
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191 |
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192 trans = data; |
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193 g_return_val_if_fail(trans != NULL, FALSE); |
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194 |
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195 #if 0 |
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196 purple_debug_info("msn", "timed out: %s %d %s\n", trans->command, trans->trId, trans->params); |
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197 #endif |
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198 |
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199 if (trans->timeout_cb != NULL) |
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200 trans->timeout_cb(trans->cmdproc, trans); |
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201 |
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202 return FALSE; |
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203 } |
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204 |
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205 void |
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206 msn_transaction_set_timeout_cb(MsnTransaction *trans, MsnTimeoutCb cb) |
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207 { |
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208 if (trans->timer) |
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209 { |
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210 purple_debug_error("msn", "This shouldn't be happening\n"); |
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211 purple_timeout_remove(trans->timer); |
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212 } |
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213 trans->timeout_cb = cb; |
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214 trans->timer = purple_timeout_add(60000, transaction_timeout, trans); |
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215 } |
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216 |
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217 void |
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218 msn_transaction_set_error_cb(MsnTransaction *trans, MsnErrorCb cb) |
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219 { |
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220 trans->error_cb = cb; |
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221 } |