1 | #ifdef _WIN32
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2 | # define _CRT_SECURE_NO_WARNINGS
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3 | #endif
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4 |
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5 | #include "CRXSocket.h"
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6 | #include "CRXProxy.h"
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7 |
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8 | #include <iostream>
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9 | #include <iomanip>
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10 | #include <sstream>
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11 | #include <string>
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12 |
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13 | #include <stdio.h>
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14 | #include <stdlib.h>
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15 | #include <string.h>
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16 |
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17 | using namespace std;
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18 |
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19 | #ifdef _WIN32
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20 | # include <process.h>
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21 | # define THREAD_TYPE void *
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22 | # define THREAD_FUNCTION_RETURN unsigned int
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23 | # define THREAD_FUNCTION_CALLING_CONVENTION WINAPI
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24 | #else
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25 | # include <pthread.h>
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26 | # define THREAD_TYPE pthread_t
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27 | # define THREAD_FUNCTION_RETURN void *
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28 | # define THREAD_FUNCTION_CALLING_CONVENTION
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29 | #endif
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30 |
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31 | #define PROXY_CONNECTION "Proxy-Connection"
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32 | #define CONNECTION "Connection"
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33 |
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34 | THREAD_FUNCTION_RETURN
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35 | THREAD_FUNCTION_CALLING_CONVENTION
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36 | CRXProxyMTWrapper (void * aThreadArg);
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37 |
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38 | int ThreadPool (CRXSocket * aProxySocket,
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39 | const int aThreadPoolCount);
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40 |
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41 | bool gViewRequest = true;
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42 | bool gViewResponse = false;
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43 |
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44 | int main (int argc, char* argv[])
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45 | {
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46 | int aResult = 0;
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47 | const short aPort = 8080;
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48 | const int aThreadPoolCount = 50;
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49 |
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50 | CRXSocket aProxySocket;
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51 |
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52 | /*----------------------------------------------------------------*/
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53 | /* 1. create proxy server */
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54 | aResult = aProxySocket.CreateServer (aPort);
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55 | if (aResult < 0)
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56 | {
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57 | cout << "Failed to create server." << endl;
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58 | return aResult;
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59 | }
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60 |
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61 | /* 2. ready proxy servers */
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62 | aResult = ThreadPool (&aProxySocket, aThreadPoolCount);
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63 | if (aResult)
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64 | {
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65 | cout << "Failed to create thread pool." << endl;
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66 | return aResult;
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67 | }
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68 |
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69 | /* 3. keep process */
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70 | while (true);
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71 |
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72 | /*----------------------------------------------------------------*/
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73 | aProxySocket.Close ();
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74 |
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75 | return aResult;
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76 | }
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77 |
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78 | int ThreadPool (CRXSocket * aProxySocket,
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79 | const int aThreadPoolCount)
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80 | {
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81 | int aResult = 0;
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82 | int aIter = 0;
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83 | THREAD_TYPE aThreadID = (THREAD_TYPE)0;
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84 |
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85 | /*----------------------------------------------------------------*/
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86 | for (aIter = 0 ; aIter < aThreadPoolCount ; aIter++)
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87 | {
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88 | #ifdef _WIN32
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89 | aThreadID = (void *)_beginthreadex (0, 0, CRXProxyMTWrapper, aProxySocket, 0, 0);
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90 | if (aThreadID == NULL)
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91 | {
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92 | aResult = -1;
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93 | break;
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94 | }
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95 | CloseHandle (aThreadID);
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96 | #else
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97 | aResult = pthread_create (&aThreadID, NULL, CRXProxyMTWrapper, aProxySocket);
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98 | if (aResult < 0)
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99 | {
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100 | break;
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101 | }
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102 | #endif
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103 | cout << "Thread(" << aIter + 1 << ") is created successfully." << endl;
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104 | }
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105 | /*----------------------------------------------------------------*/
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106 |
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107 | return aResult;
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108 | }
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109 |
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110 | THREAD_FUNCTION_RETURN
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111 | THREAD_FUNCTION_CALLING_CONVENTION
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112 | CRXProxyMTWrapper (void * aThreadArg)
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113 | {
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114 | int aResult = 0;
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115 |
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116 | CRXSocket & aProxySocket = *((CRXSocket *)aThreadArg);
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117 | CRXProxy * aProxy = NULL;
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118 |
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119 | const char aFilterFileExtension[] = "exe|gif|jpg|png|css|js|ico|swf|";
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120 |
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121 | /*----------------------------------------------------------------*/
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122 | for (;;)
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123 | {
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124 | aResult = aProxySocket.Accept ();
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125 | if (aResult < 0)
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126 | {
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127 | cout << aProxySocket.GetErrorMessage () << endl;
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128 | aResult = -1;
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129 | break;
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130 | }
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131 |
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132 | aProxy = new(std::nothrow) CRXProxy (aResult);
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133 | if (aProxy == NULL)
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134 | {
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135 | cout << "Failed to get proxy." << endl;
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136 | aResult = -1;
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137 | break;
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138 | }
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139 | aProxy->SetServerTimeout (2);
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140 |
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141 | CRXFilter & aFilter = aProxy->GetFilter ();
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142 | CRXHttpRequest & aRequest = aProxy->GetHttpRequest ();
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143 | CRXHttpResponse & aResponse = aProxy->GetHttpResponse ();
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144 |
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145 | aFilter.SetRequestFilter (CRX_FILTER_REQUEST_FILE_EXTENSION,
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146 | CRX_FILTER_MATCHED,
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147 | aFilterFileExtension);
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148 |
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149 | aResult = aProxy->ReceiveRequest ();
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150 | if (aResult < 0)
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151 | {
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152 | cout << aProxy->GetErrorMessage () << endl;
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153 | }
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154 |
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155 | if (gViewRequest && !aFilter.CheckRequestFilter (CRX_FILTER_REQUEST_FILE_EXTENSION, aRequest))
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156 | {
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157 | string aRequestHeader = aRequest.GetHeader ();
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158 | aRequestHeader.replace (aRequest.GetHeader ().find (PROXY_CONNECTION), strlen (PROXY_CONNECTION), CONNECTION);
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159 | aRequest.SetHeader (aRequestHeader.c_str ());
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160 |
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161 | CRX_DEBUG_TRACE ("== Request: \n%s\n", aRequest.GetHeader ().c_str ());
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162 | }
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163 |
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164 | aResult = aProxy->SendRequest ();
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165 | if (aResult < 0)
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166 | {
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167 | cout << aProxy->GetErrorMessage () << endl;
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168 | }
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169 |
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170 | aResult = aProxy->ReceiveResponse ();
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171 | if (aResult < 0)
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172 | {
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173 | cout << aProxy->GetErrorMessage () << endl;
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174 | }
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175 |
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176 | if (gViewResponse && !aFilter.CheckRequestFilter (CRX_FILTER_REQUEST_FILE_EXTENSION, aRequest))
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177 | {
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178 | CRX_DEBUG_TRACE ("== Response: \n%s\n", aResponse.GetHeader ().c_str ());
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179 | CRX_DEBUG_TRACE_BIN (aResponse.GetContentBody (),
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180 | aResponse.GetContentLength (),
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181 | "== Content-Body: \n");
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182 | }
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183 |
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184 | aResult = aProxy->SendResponse ();
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185 | if (aResult < 0)
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186 | {
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187 | cout << aProxy->GetErrorMessage () << endl;
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188 | }
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189 |
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190 | delete aProxy;
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191 | }
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192 |
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193 | cout << " thread exit." << endl;
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194 | /*----------------------------------------------------------------*/
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195 |
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196 | return (THREAD_FUNCTION_RETURN)0;
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197 | }
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