{"id":1475,"date":"2019-08-07T19:12:15","date_gmt":"2019-08-07T10:12:15","guid":{"rendered":"https:\/\/www.oji-koji.com\/?p=1475"},"modified":"2021-07-28T10:32:17","modified_gmt":"2021-07-28T01:32:17","slug":"%e5%89%8d%e7%b7%a8%e3%81%ae%e3%81%be%e3%81%a8%e3%82%81%e3%81%9d%e3%81%ae%ef%bc%91%e3%80%80echo%e3%82%82%e3%81%a9%e3%81%8d","status":"publish","type":"post","link":"https:\/\/www.oji-koji.com\/?p=1475","title":{"rendered":"\u524d\u7de8\u306e\u307e\u3068\u3081\u305d\u306e\uff11\u3000Echo\u3082\u3069\u304d"},"content":{"rendered":"\n

\u3053\u3053\u307e\u3067\u3001\u4f5c\u6210\u3057\u305fTCP\/IP\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u898b\u3066\u307f\u308b\u3068\u3001\u30b5\u30fc\u30d0\u306b\u306f\u53d7\u4fe1\u6a5f\u80fd\u3001
\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u306f\u9001\u4fe1\u6a5f\u80fd\u3060\u3051\u304c\u3001\u3042\u308a\u307e\u3057\u305f\u3002
\u3053\u3053\u3067\u306f\u3001\u30b5\u30fc\u30d0\u5074\u306b\u3082\u9001\u4fe1\u6a5f\u80fd\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306b\u3082\u53d7\u4fe1\u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002
\u6587\u5b57\u901a\u308aCSendRecvThred\u306e\u30af\u30e9\u30b9\u304c\u9001\u53d7\u4fe1\u6a5f\u80fd\u3092\u6301\u3064\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

Echo\u3082\u3069\u304d\u30b7\u30b9\u30c6\u30e0(TCP IPv4 IPv6\uff09\u3092\u8003\u3048\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002
\u4ed5\u69d8\u306f\u3001\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002
Client\u304b\u3089\u9001\u4fe1\u3057\u305f\u6587\u5b57\u5217(UTF-8)\u3092Server\u306f\u305d\u306e\u307e\u307e\u9001\u308a\u8fd4\u3057\u307e\u3059\u3002
Client\u306f\u30b5\u30fc\u30d0\u304b\u3089\u9001\u308a\u8fd4\u3055\u308c\u305f\u6587\u5b57\u5217\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\"\"<\/a>
\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u6587\u5b57\u5217\u3092\u3001\u30b5\u30fc\u30d0\u304c\u53d7\u4fe1\u3057\u305f\u3089\u3001\u9001\u4fe1\u5143\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3078\u9001\u308a\u8fd4\u3057\u307e\u3059\u3002<\/figcaption><\/figure>\n\n\n\n

\u5148\u305a\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002
\u4f5c\u6210\u6e08\u307f\u306eSimpleClientM\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u30b3\u30d4\u30fc\u3057\u3001SimpleClientMEcho\u306b\u540d\u524d\u5909\u66f4\u3057\u307e\u3059\u3002
(Windows\u7248<\/a>\u3001Linux\u7248<\/a>)
CSendRecvThread\u306b\u53d7\u4fe1\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u3053\u308c\u306f\u3001SimpleServerM\u306b\u5b9f\u88c5\u3057\u305f\u53d7\u4fe1\u6a5f\u80fd\u3092\u79fb\u690d\u3059\u308c\u3070OK\u3067\u3059\u3002
CSendRecvThread(Windows\u3001Linux)\u306e\u30b3\u30fc\u30c9\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThread.cpp Windows\u5909\u66f4\u7b87\u6240\u3011\n\n#define RCVBUFSIZE (1024) \/\/ \u2605\u4e00\u56de\u306b\u8aad\u3080\u6700\u5927\u53d7\u4fe1\u30b5\u30a4\u30ba\n\/\/================================================\n\/\/ function\n\/\/ \u6a5f\u80fd\u3092\u8a18\u8ff0\u3057\u305f\u95a2\u6570(DoSend, DoRecv\u306e\u5185\u5bb9\u3092\u8a18\u8ff0\u3059\u308b)\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ 0:\u6b63\u5e38 -1:\u30a8\u30e9\u30fc\u767a\u751f\n\/\/================================================\nUINT CSendRecvThread::DoWork()\n{\n BOOL fRet = TRUE;\n fd_set wfds, rfds; \/\/ \u2605\u53d7\u4fe1\u7528fd_set\u3082\u6e96\u5099\n struct timeval tv;\n char *pcData = NULL; \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\n int iSendSize = 0; \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\n char szRecvBuffer[RCVBUFSIZE + 1]; \/\/ \u2605\u53d7\u4fe1\u30d0\u30c3\u30d5\u30a1\n int iRecvSize; \/\/ \u2605\u53d7\u4fe1\u3057\u305f\u30b5\u30a4\u30ba\n\n while (!m_fStopFlag)\n {\n \/\/ \u672a\u9001\u4fe1\u306e\u30c7\u30fc\u30bf\u304c\u306a\u3051\u308c\u3070\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\u8abf\u3079\u308b\n if (iSendSize == 0)\n iSendSize = GetSendData(&pcData);\n\n tv.tv_sec = 0;\n tv.tv_usec = 10 * 1000; \/\/ 10msec\n FD_ZERO(&rfds); \/\/ \u2605\u53d7\u4fe1\u7528fd_set\u306e\u521d\u671f\u5316\n FD_ZERO(&wfds);\n\n FD_SET(m_pConInfo->fdClient, &rfds); \/\/ \u2605\u53d7\u4fe1\u30c7\u30fc\u30bf\u691c\u67fb\u7528fd_set\u306f\u5e38\u306b\u30bb\u30c3\u30c8\u3059\u308b\n if (iSendSize > 0) \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u3068\u304d\u3060\u3051\u9001\u4fe1\u53ef\u80fd\u691c\u67fb\u7528fd_set\u306b\u30bb\u30c3\u30c8\u3059\u308b\n FD_SET(m_pConInfo->fdClient, &wfds);\n select(FD_SETSIZE, &rfds, &wfds, NULL, &tv); \/\/ \u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u307e\u3067Sleep\u3068\u540c\u7b49\n \/\/ \u2605\u53d7\u4fe1\u51e6\u7406(\u53d7\u4fe1\u3057\u305f\u3089SJIS\u306b\u5909\u63db\u3057\u3066\u8868\u793a\u3059\u308b)\n if (FD_ISSET(m_pConInfo->fdClient, &rfds)) \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308c\u3070recv\u5b9f\u65bd\n {\n memset(szRecvBuffer, 0, sizeof(szRecvBuffer));\n if ((iRecvSize = recv(m_pConInfo->fdClient, szRecvBuffer, RCVBUFSIZE, 0)) <= 0)\n {\n m_pConInfo->pCMySyncObject->Lock();\n if (iRecvSize == 0)\n DispErrorMsg(“Disconnected”);\n else\n DispErrorMsg(“Err:recv”);\n m_pConInfo->pCMySyncObject->UnLock();\n fRet = FALSE;\n break;\n }\n else\n {\n#if 0\n fprintf(stderr, “%s\\n”, szRecvBuffer);\n#else\n \/\/ UTF-8\u3067\u53d7\u4fe1\u3057\u305f\u306e\u3067\u3001SJIS\u306b\u5909\u63db\u3057\u3066\u8868\u793a\u3059\u308b\n int iSize = 0;\n LPBYTE pbDest = NULL;\n ConvUtf8toSJis((LPBYTE)szRecvBuffer, NULL, &iSize);\n pbDest = (LPBYTE)calloc(iSize, sizeof(BYTE));\n ConvUtf8toSJis((LPBYTE)szRecvBuffer, pbDest, &iSize);\n m_pConInfo->pCMySyncObject->Lock();\n fprintf(stderr, “%s\\n”, pbDest);\n m_pConInfo->pCMySyncObject->UnLock();\n SAFE_FREE(pbDest)\n#endif\n }\n }\n \/\/ \u9001\u4fe1\u51e6\u7406(DoSend)\n if (FD_ISSET(m_pConInfo->fdClient, &wfds)) \/\/ \u9001\u4fe1\u53ef\u80fd\u306a\u3089send\u5b9f\u65bd\n {\n if (send(m_pConInfo->fdClient, pcData, iSendSize, 0) != iSendSize)\n {\n DispErrorMsg(“Err:send”);\n fRet = FALSE;\n break;\n }\n SAFE_FREE(pcData) \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u306a\u3057\u306b\u30bb\u30c3\u30c8\n iSendSize = 0;\n }\n }\n m_pConInfo->pCMySyncObject->Lock();\n m_fIamZombie = TRUE;\n m_pConInfo->pCMySyncObject->UnLock();\n SAFE_FREE(pcData)\n iSendSize = 0;\n return((fRet == TRUE) ? 0 : -1);\n}<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u3010SendRecvThread.cpp Linux\u5909\u66f4\u7b87\u6240\u3011\n\n#define RCVBUFSIZE (1024) \/\/ \u2605\u4e00\u56de\u306b\u8aad\u3080\u6700\u5927\u53d7\u4fe1\u30b5\u30a4\u30ba\n\/\/================================================\n\/\/ function\n\/\/ \u6a5f\u80fd\u3092\u8a18\u8ff0\u3057\u305f\u95a2\u6570(DoSend, DoRecv\u306e\u5185\u5bb9\u3092\u8a18\u8ff0\u3059\u308b)\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ 0:\u6b63\u5e38 -1:\u30a8\u30e9\u30fc\u767a\u751f\n\/\/================================================\nUINT CSendRecvThread::DoWork()\n{\n BOOL fRet = TRUE;\n pollfd fds[1] = { 0 };\n char *pcData = NULL; \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\n int iSendSize = 0; \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\n char szRecvBuffer[RCVBUFSIZE + 1]; \/\/ \u2605\u53d7\u4fe1\u30d0\u30c3\u30d5\u30a1\n int iRecvSize; \/\/ \u2605\u53d7\u4fe1\u3057\u305f\u30b5\u30a4\u30ba\n\n \/\/ \u2605events\u306e\u8a2d\u5b9a\u306f\u5f8c\u8ff0\n fds[0].fd = m_pConInfo->fdClient;\n\n while (!m_fStopFlag)\n {\n \/\/ \u672a\u9001\u4fe1\u306e\u30c7\u30fc\u30bf\u304c\u306a\u3051\u308c\u3070\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\u8abf\u3079\u308b\n if (iSendSize == 0)\n iSendSize = GetSendData(&pcData);\n\n fds[0].events = POLLIN | POLLRDHUP; \/\/ \u2605\u53d7\u4fe1\u3068\u76f8\u624b\u5074\u304b\u3089\u306e\u5207\u65ad\u30a4\u30d9\u30f3\u30c8\u3092\u8a2d\u5b9a\n if (iSendSize > 0)\n fds[0].events |= POLLOUT; \/\/ \u2605\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u3068\u304d\u306f\u66f8\u304d\u8fbc\u307f\u53ef\u80fd\u3092\u8ffd\u52a0\n\n poll(fds, 1, 10);\n if (fds[0].revents & POLLERR) \/\/ \u30a8\u30e9\u30fc\u767a\u751f\n {\n DispErrorMsg(“Err DoSend”);\n fRet = FALSE;\n break;\n }\n else if (fds[0].revents & POLLRDHUP) \/\/ \u5207\u65ad\u767a\u751f\n {\n DispErrorMsg(“Disconnected”);\n fRet = FALSE;\n break;\n }\n else if (fds[0].revents & POLLIN) \/\/ \u2605\u53d7\u4fe1\u30c7\u30fc\u30bf\u30a4\u30d9\u30f3\u30c8(\u53d7\u4fe1\u3057\u305f\u3089\u8868\u793a\u3059\u308b)\n {\n memset(szRecvBuffer, 0, sizeof(szRecvBuffer));\n if ((iRecvSize = recv(m_pConInfo->fdClient, szRecvBuffer, RCVBUFSIZE, 0)) <= 0)\n {\n m_pConInfo->pCMySyncObject->Lock();\n if (iRecvSize == 0)\n DispErrorMsg(“Disconnected recv”);\n else\n DispErrorMsg(“Err:recv”);\n m_pConInfo->pCMySyncObject->UnLock();\n fRet = FALSE;\n break;\n }\n else\n {\n m_pConInfo->pCMySyncObject->Lock();\n fprintf(stderr, “%s\\n”, szRecvBuffer);\n m_pConInfo->pCMySyncObject->UnLock();\n }\n }\n else if (fds[0].revents & POLLOUT) \/\/ \u9001\u4fe1\u53ef\u80fd\u306a\u3089send\u5b9f\u65bd\n {\n if (send(m_pConInfo->fdClient, pcData, iSendSize, 0) != iSendSize)\n {\n DispErrorMsg(“Err:send”);\n fRet = FALSE;\n break;\n }\n SAFE_FREE(pcData) \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u306a\u3057\u306b\u30bb\u30c3\u30c8\n iSendSize = 0;\n }\n }\n m_pConInfo->pCMySyncObject->Lock();\n m_fIamZombie = TRUE;\n m_pConInfo->pCMySyncObject->UnLock();\n SAFE_FREE(pcData)\n iSendSize = 0;\n return((fRet == TRUE) ? 0 : -1);\n}<\/p>\n\n\n\n

\u30d7\u30ed\u30b8\u30a7\u30af\u30c8SimpleClientMEcho for Windows<\/a>
\u30d7\u30ed\u30b8\u30a7\u30af\u30c8SimpleClientPollMEcho for Linux<\/a><\/p>\n\n\n\n

\u6b21\u306b\u3001\u30b5\u30fc\u30d0\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002
\u4f5c\u6210\u6e08\u307f\u306eSimpleServerM\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u30b3\u30d4\u30fc\u3057\u3001SimpleServerMEcho\u306b\u540d\u524d\u5909\u66f4\u3057\u307e\u3059\u3002
(Windows\u7248<\/a>\u3001Linux\u7248<\/a>)
CSendRecvThread\u306b\u9001\u4fe1\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002
\u3053\u308c\u306f\u3001Client\u306b\u5b9f\u88c5\u3057\u305f\u9001\u4fe1\u6a5f\u80fd\u3092\u79fb\u690d\u3059\u308c\u3070OK\u3067\u3059\u3002
\u53d7\u4fe1\u3057\u305f\u30c7\u30fc\u30bf\u3092\u305d\u306e\u307e\u307eSetSendData\u3067\u9001\u4fe1\u30c7\u30fc\u30bf\u3068\u3057\u3066\u30bb\u30c3\u30c8\u3057\u307e\u3059\u3002
SendRecvThread.h\u3001SendRecvThread.cpp(Windows\u3001Linux)\u306e\u30b3\u30fc\u30c9\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThraed.h Windows\u3011\n#pragma once\n#include “ThreadJob.h”\n\nclass CMySyncObject; \/\/ \u3053\u306e\u30af\u30e9\u30b9\u306e\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u5ba3\u8a00\n\ntypedef struct\n{\n SOCKET fdClient; \/\/ \u63a5\u7d9a\u6e08\u307f\u30bd\u30b1\u30c3\u30c8(accept\u306e\u7d50\u679c)\n CMySyncObject *pCMySyncObject; \/\/ \u540c\u671f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\n} ConnectionInfoRec;\n\n\nclass CSendRecvThread :\n public CThreadJob\n{\npublic:\n CSendRecvThread(ConnectionInfoRec *pConInfo); \/\/ \u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u6e21\u3059\n ~CSendRecvThread();\n\n \/\/ \u57fa\u5e95\u30af\u30e9\u30b9\u306e\u95a2\u6570\u3092\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9\u3059\u308b\n \/\/ C++11\u3067\u660e\u793a\u7684\u306boverride\u3092\u66f8\u304f\u3053\u3068\u304c\u51fa\u6765\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\n \/\/ \u57fa\u5e95\u30af\u30e9\u30b9\u306e\u5f53\u8a72\u95a2\u6570\u306bvirtual\u304c\u66f8\u3044\u3066\u3044\u306a\u3044\u3068\u30a8\u30e9\u30fc\u3092\u51fa\u3057\u3066\u304f\u308c\u307e\u3059\n UINT DoWork() override;\n BOOL SetSendData(char *pcData, int iSize); \/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u8a2d\u5b9a \n BOOL IsZombie(); \/\/ \u3053\u306e\u30b9\u30ec\u30c3\u30c9\u306f\u30be\u30f3\u30d3\u72b6\u614b\u304b\n\nprivate:\n ConnectionInfoRec *m_pConInfo; \/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u3067\u6e21\u3055\u308c\u308b\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u683c\u7d0d\n \/\/ \u3053\u306e\u30b9\u30ec\u30c3\u30c9\u5b9f\u884c\u4e2d\u9818\u57df\u304c\u78ba\u4fdd\u3055\u308c\u3066\u3044\u308b\u3053\u3068\n BOOL m_fIamZombie; \/\/ \u30be\u30f3\u30d3\u72b6\u614b\u304b\u3069\u3046\u304b\u3092\u4fdd\u6301\n char *m_pSendData; \/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30a8\u30ea\u30a2\n int m_iSendDataSize; \/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30a8\u30ea\u30a2\u306e\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\n\n int GetSendData(char **ppcData); \/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\n};<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u3010SendRecvThraed.cpp Windows\u3011\n#include “SendRecvThread.h”\n#include “MySyncObject.h” \/\/ CMySyncObject\u3092\u4f7f\u3046\u305f\u3081\n\n\n\/\/==============================================\n\/\/ function\n\/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\n\/\/ parameter\n\/\/ ConnectionInfoRec *pConInfo [in]\u6a5f\u80fd\u306b\u5fc5\u8981\u306a\u60c5\u5831\n\/\/ return\n\/\/ \u306a\u3057\n\/\/==============================================\nCSendRecvThread::CSendRecvThread(ConnectionInfoRec *pConInfo)\n{\n m_pConInfo = pConInfo;\n m_fIamZombie = FALSE;\n m_pSendData = NULL; \/\/ \u2605\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u30a8\u30ea\u30a2\n m_iSendDataSize = 0; \/\/ \u2605\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\n}\n\n\n\/\/==============================================\n\/\/ function\n\/\/ \u30c7\u30b9\u30c8\u30e9\u30af\u30bf\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ \u306a\u3057\n\/\/==============================================\nCSendRecvThread::~CSendRecvThread()\n{\n SAFE_FREE(m_pSendData) \/\/ \u2605\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u30a8\u30ea\u30a2\u3092\u958b\u653e\u3057\u307e\u3059\n m_iSendDataSize = 0;\n}\n\n#define RCVBUFSIZE (1024) \/\/ \u4e00\u56de\u306b\u8aad\u3080\u6700\u5927\u53d7\u4fe1\u30b5\u30a4\u30ba\n\/\/==============================================\n\/\/ function\n\/\/ \u6a5f\u80fd\u3092\u8a18\u8ff0\u3057\u305f\u95a2\u6570(DoRecv, DoSend\u306e\u5185\u5bb9\u3092\u8a18\u8ff0\u3059\u308b)\n\/\/ \u3000\u53d7\u4fe1\u3057\u305f\u30c7\u30fc\u30bf\u3092\u9001\u308a\u623b\u3059\u305f\u3081\u306bSetSendData\u3067\u9001\u4fe1\u30d0\u30c3\u30d5\u30a1\u306b\u30bb\u30c3\u30c8\u3059\u308b\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ 0:\u6b63\u5e38 -1:\u30a8\u30e9\u30fc\u767a\u751f\n\/\/==============================================\nUINT CSendRecvThread::DoWork()\n{\n BOOL fRet = TRUE;\n char szRecvBuffer[RCVBUFSIZE + 1]; \/\/ \u53d7\u4fe1\u30d0\u30c3\u30d5\u30a1\n int iRecvSize;\n fd_set rfds, wfds; \/\/ \u2605\u9001\u4fe1\u7528fd_set\u3092\u8ffd\u52a0\n struct timeval tv;\n char *pcData = NULL; \/\/ \u2605\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\n int iSendSize = 0; \/\/ \u2605\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\n\n fprintf(stderr, “DoWork()\\n”);\n while (!m_fStopFlag)\n {\n \/\/ \u2605\u672a\u9001\u4fe1\u306e\u30c7\u30fc\u30bf\u304c\u306a\u3051\u308c\u3070\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\u8abf\u3079\u308b\n if (iSendSize == 0)\n iSendSize = GetSendData(&pcData);\n\n tv.tv_sec = 0;\n tv.tv_usec = 10 * 1000; \/\/ 10msec\n FD_ZERO(&rfds);\n FD_ZERO(&wfds); \/\/ \u2605\u9001\u4fe1\u7528fd_set\u306e\u521d\u671f\u5316\n\n FD_SET(m_pConInfo->fdClient, &rfds);\n if (iSendSize > 0) \/\/ \u2605\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u3068\u304d\u3060\u3051\u9001\u4fe1\u53ef\u80fd\u691c\u67fb\u7528fd_set\u306b\u30bb\u30c3\u30c8\u3059\u308b\n FD_SET(m_pConInfo->fdClient, &wfds);\n select(FD_SETSIZE, &rfds, NULL, NULL, &tv);\/\/ \u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u307e\u3067Sleep\u3068\u540c\u7b49\n \/\/ \u53d7\u4fe1\u51e6\u7406(DoRecv)\n if (FD_ISSET(m_pConInfo->fdClient, &rfds))\n {\n memset(szRecvBuffer, 0, sizeof(szRecvBuffer));\n if ((iRecvSize = recv(m_pConInfo->fdClient, szRecvBuffer, RCVBUFSIZE, 0)) <= 0)\n {\n m_pConInfo->pCMySyncObject->Lock();\n if (iRecvSize == 0)\n DispErrorMsg(“Disconnected”);\n else\n DispErrorMsg(“Err:recv”);\n m_pConInfo->pCMySyncObject->UnLock();\n fRet = FALSE;\n break;\n }\n else\n {\n#if 0\n fprintf(stderr, “%s\\n”, szRecvBuffer);\n#else\n \/\/ \u2605\u53d7\u4fe1\u30c7\u30fc\u30bf(UTF-8)\u3092\u305d\u306e\u307e\u307e\u9001\u308a\u8fd4\u3059\u305f\u3081\u306b\u540c\u3058\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u9001\u4fe1\u30d0\u30c3\u30d5\u30a1\u306b\n \/\/ \u30c7\u30fc\u30bf\u3092\u30bb\u30c3\u30c8\u3059\u308b\n SetSendData(szRecvBuffer, iRecvSize);\n \/\/ UTF-8\u3067\u53d7\u4fe1\u3057\u305f\u306e\u3067\u3001SJIS\u306b\u5909\u63db\u3057\u3066\u8868\u793a\u3059\u308b\n int iSize = 0;\n LPBYTE pbDest = NULL;\n ConvUtf8toSJis((LPBYTE)szRecvBuffer, NULL, &iSize);\n pbDest = (LPBYTE)calloc(iSize, sizeof(BYTE));\n ConvUtf8toSJis((LPBYTE)szRecvBuffer, pbDest, &iSize);\n m_pConInfo->pCMySyncObject->Lock();\n fprintf(stderr, “%s\\n”, pbDest);\n m_pConInfo->pCMySyncObject->UnLock();\n SAFE_FREE(pbDest)\n#endif\n }\n }\n \/\/ \u2605\u9001\u4fe1\u51e6\u7406(DoSend)\n if (FD_ISSET(m_pConInfo->fdClient, &wfds)) \/\/ \u9001\u4fe1\u53ef\u80fd\u306a\u3089send\u5b9f\u65bd\n {\n if (send(m_pConInfo->fdClient, pcData, iSendSize, 0) != iSendSize)\n {\n DispErrorMsg(“Err:send”);\n fRet = FALSE;\n break;\n }\n SAFE_FREE(pcData) \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u306a\u3057\u306b\u30bb\u30c3\u30c8\n iSendSize = 0;\n }\n }\n m_pConInfo->pCMySyncObject->Lock();\n m_fIamZombie = TRUE;\n m_pConInfo->pCMySyncObject->UnLock();\n SAFE_FREE(pcData) \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u306a\u3057\u306b\u30bb\u30c3\u30c8\n iSendSize = 0;\n return((fRet == TRUE) ? 0 : -1);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u8a2d\u5b9a\n\/\/ parameter\n\/\/ char *pcData [in]\u9001\u4fe1\u30c7\u30fc\u30bf\n\/\/ int iSize [in]\u30c7\u30fc\u30bf\u9577\n\/\/ return\n\/\/ TRUE\/FALSE\n\/\/==============================================\nBOOL CSendRecvThread::SetSendData(char *pcData, int iSize)\n{\n BOOL fRet = FALSE;\n\n m_pConInfo->pCMySyncObject->Lock();\n \/\/ \u524d\u56de\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u3060\u3057\u3066\u3044\u306a\u3044\u3068\u304d\u306f\u30a8\u30e9\u30fc\u306b\u3059\u308b\n if (m_iSendDataSize == 0)\n {\n m_pSendData = (char *)calloc(iSize, sizeof(char));\n memcpy(m_pSendData, pcData, iSize);\n m_iSendDataSize = iSize;\n fRet = TRUE;\n }\n m_pConInfo->pCMySyncObject->UnLock();\n return(fRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\n\/\/ parameter\n\/\/ char **ppcData [in\/out]\u9001\u4fe1\u30c7\u30fc\u30bf\n\/\/ return\n\/\/ \u30c7\u30fc\u30bf\u9577\n\/\/==============================================\nint CSendRecvThread::GetSendData(char **ppcData)\n{\n int iSize = 0;\n\n m_pConInfo->pCMySyncObject->Lock();\n if (m_iSendDataSize > 0)\n {\n *ppcData = (char *)calloc(m_iSendDataSize, sizeof(char));\n memcpy(*ppcData, m_pSendData, m_iSendDataSize);\n iSize = m_iSendDataSize;\n SAFE_FREE(m_pSendData) \/\/ \u8aad\u307f\u51fa\u3057\u3092\u884c\u3063\u305f\u3053\u3068\u3092\u30bb\u30c3\u30c8\n m_iSendDataSize = 0;\n }\n m_pConInfo->pCMySyncObject->UnLock();\n return(iSize);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u3053\u306e\u30b9\u30ec\u30c3\u30c9\u306f\u30be\u30f3\u30d3\u72b6\u614b\u304b\n\/\/ \u5225\u30b9\u30ec\u30c3\u30c9\u304b\u3089\u53c2\u7167\u3055\u308c\u308b\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ 0:\u6b63\u5e38 -1:\u30a8\u30e9\u30fc\u767a\u751f\n\/\/==============================================\nBOOL CSendRecvThread::IsZombie()\n{\n BOOL fRet;\n\n m_pConInfo->pCMySyncObject->Lock();\n fRet = m_fIamZombie;\n m_pConInfo->pCMySyncObject->UnLock();\n return(fRet);\n}<\/p>\n\n\n\n

Linux\u7248\u3068Windows\u7248\u3068\u306e\u9055\u3044\u306fpoll\u3068select\u3060\u3051\u3067\u3059\u306e\u3067SendRecvThread.h\u306fWindows\u7248\u3068
\u5168\u304f\u540c\u3058\u3067\u3059\u3002<\/p>\n\n\n\n

\u3010SendRecvThraed.cpp Linux\u3011\n#include “SendRecvThread.h”\n#include “MySyncObject.h” \/\/ CMySyncObject\u3092\u4f7f\u3046\u305f\u3081\n\n\n\n\/\/==============================================\n\/\/ function\n\/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\n\/\/ parameter\n\/\/ ConnectionInfoRec *pConInfo [in]\u6a5f\u80fd\u306b\u5fc5\u8981\u306a\u60c5\u5831\n\/\/ return\n\/\/ \u306a\u3057\n\/\/==============================================\nCSendRecvThread::CSendRecvThread(ConnectionInfoRec *pConInfo)\n{\n m_pConInfo = pConInfo;\n m_fIamZombie = FALSE;\n m_pSendData = NULL; \/\/ \u2605\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u30a8\u30ea\u30a2\n m_iSendDataSize = 0; \/\/ \u2605\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u306e\u30b5\u30a4\u30ba\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u30c7\u30b9\u30c8\u30e9\u30af\u30bf\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ \u306a\u3057\n\/\/==============================================\nCSendRecvThread::~CSendRecvThread()\n{\n SAFE_FREE(m_pSendData) \/\/ \u2605\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u30a8\u30ea\u30a2\u3092\u958b\u653e\u3057\u307e\u3059\n m_iSendDataSize = 0;\n m_iSendDataSize = 0;\n}\n\n#define RCVBUFSIZE (1024) \/\/ \u4e00\u56de\u306b\u8aad\u3080\u6700\u5927\u53d7\u4fe1\u30b5\u30a4\u30ba\n\/\/==============================================\n\/\/ function\n\/\/ \u6a5f\u80fd\u3092\u8a18\u8ff0\u3057\u305f\u95a2\u6570(DoRecv\u306b\u8a18\u8ff0\u3057\u3066\u3042\u3063\u305f\u5185\u5bb9\u3092\u8a18\u8ff0\u3059\u308b)\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ 0:\u6b63\u5e38 -1:\u30a8\u30e9\u30fc\u767a\u751f\n\/\/==============================================\nUINT CSendRecvThread::DoWork()\n{\n BOOL fRet = TRUE;\n char szRecvBuffer[RCVBUFSIZE + 1]; \/\/ \u53d7\u4fe1\u30d0\u30c3\u30d5\u30a1\n int iRecvSize;\n pollfd fds[1] = { 0 };\n char *pcData = NULL; \/\/ \u2605\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\n int iSendSize = 0; \/\/ \u2605\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\n\n fprintf(stderr, “DoWork()\\n”);\n \/\/ \u2605events\u306e\u8a2d\u5b9a\u306f\u5f8c\u8ff0\n fds[0].fd = m_pConInfo->fdClient;\n while (!m_fStopFlag)\n {\n \/\/ \u2605 \u672a\u9001\u4fe1\u306e\u30c7\u30fc\u30bf\u304c\u306a\u3051\u308c\u3070\u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\u8abf\u3079\u308b\n if (iSendSize == 0)\n iSendSize = GetSendData(&pcData);\n\n fds[0].events = POLLIN | POLLRDHUP; \/\/ \u2605 \u53d7\u4fe1\u3068\u76f8\u624b\u5074\u304b\u3089\u306e\u5207\u65ad\u30a4\u30d9\u30f3\u30c8\u3092\u8a2d\u5b9a\n if (iSendSize > 0)\n fds[0].events |= POLLOUT; \/\/ \u2605\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u3068\u304d\u66f8\u304d\u8fbc\u307f\u53ef\u80fd\u3092\u8ffd\u52a0\n\n poll(fds, 1, 10);\n if (fds[0].revents & POLLRDHUP) \/\/ \u76f8\u624b\u5074\u304b\u3089\u306e\u5207\u65ad\n {\n fprintf(stderr, “Disconnected pollrdhup\\n”);\n fRet = FALSE;\n break;\n }\n else if (fds[0].revents & POLLERR) \/\/ \u30a8\u30e9\u30fc\u767a\u751f\n {\n m_pConInfo->pCMySyncObject->Lock();\n DispErrorMsg(“Err:DoWork”);\n m_pConInfo->pCMySyncObject->UnLock();\n fRet = FALSE;\n break;\n }\n else if (fds[0].revents & POLLIN) \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u30a4\u30d9\u30f3\u30c8\n {\n memset(szRecvBuffer, 0, sizeof(szRecvBuffer));\n if ((iRecvSize = recv(m_pConInfo->fdClient, szRecvBuffer, RCVBUFSIZE, 0)) <= 0)\n {\n m_pConInfo->pCMySyncObject->Lock();\n if (iRecvSize == 0)\n DispErrorMsg(“Disconnected recv”);\n else\n DispErrorMsg(“Err:recv”);\n m_pConInfo->pCMySyncObject->UnLock();\n fRet = FALSE;\n break;\n }\n else\n {\n \/\/ \u2605\u53d7\u4fe1\u30c7\u30fc\u30bf\u3092\u305d\u306e\u307e\u307e\u9001\u308a\u8fd4\u3059\u305f\u3081\u306b\u540c\u3058\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u9001\u4fe1\u30d0\u30c3\u30d5\u30a1\u306b\u30c7\u30fc\u30bf\u3092\u30bb\u30c3\u30c8\u3059\u308b\n SetSendData(szRecvBuffer, iRecvSize);\n m_pConInfo->pCMySyncObject->Lock();\n fprintf(stderr, “%s\\n”, szRecvBuffer);\n m_pConInfo->pCMySyncObject->UnLock();\n }\n }\n else if (fds[0].revents & POLLOUT) \/\/ \u9001\u4fe1\u53ef\u80fd\u306a\u3089send\u5b9f\u65bd\n {\n if (send(m_pConInfo->fdClient, pcData, iSendSize, 0) != iSendSize)\n {\n DispErrorMsg(“Err:send”);\n fRet = FALSE;\n break;\n }\n SAFE_FREE(pcData) \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u306a\u3057\u306b\u30bb\u30c3\u30c8\n iSendSize = 0;\n }\n\n }\n m_pConInfo->pCMySyncObject->Lock();\n m_fIamZombie = TRUE;\n m_pConInfo->pCMySyncObject->UnLock();\n SAFE_FREE(pcData) \/\/ \u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u306a\u3057\u306b\u30bb\u30c3\u30c8\n iSendSize = 0;\n return((fRet == TRUE) ? 0 : -1);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u8a2d\u5b9a\n\/\/ parameter\n\/\/ char *pcData [in]\u9001\u4fe1\u30c7\u30fc\u30bf\n\/\/ int iSize [in]\u30c7\u30fc\u30bf\u9577\n\/\/ return\n\/\/ TRUE\/FALSE\n\/\/==============================================\nBOOL CSendRecvThread::SetSendData(char *pcData, int iSize)\n{\n BOOL fRet = FALSE;\n\n m_pConInfo->pCMySyncObject->Lock();\n \/\/ \u524d\u56de\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u3060\u3057\u3066\u3044\u306a\u3044\u3068\u304d\u306f\u30a8\u30e9\u30fc\u306b\u3059\u308b\n if (m_iSendDataSize == 0)\n {\n m_pSendData = (char *)calloc(iSize, sizeof(char));\n memcpy(m_pSendData, pcData, iSize);\n m_iSendDataSize = iSize;\n fRet = TRUE;\n }\n m_pConInfo->pCMySyncObject->UnLock();\n return(fRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\n\/\/ parameter\n\/\/ char **ppcData [in\/out]\u9001\u4fe1\u30c7\u30fc\u30bf\n\/\/ return\n\/\/ \u30c7\u30fc\u30bf\u9577\n\/\/==============================================\nint CSendRecvThread::GetSendData(char **ppcData)\n{\n int iSize = 0;\n\n m_pConInfo->pCMySyncObject->Lock();\n if (m_iSendDataSize > 0)\n {\n *ppcData = (char *)calloc(m_iSendDataSize, sizeof(char));\n memcpy(*ppcData, m_pSendData, m_iSendDataSize);\n iSize = m_iSendDataSize;\n SAFE_FREE(m_pSendData) \/\/ \u8aad\u307f\u51fa\u3057\u3092\u884c\u3063\u305f\u3053\u3068\u3092\u30bb\u30c3\u30c8\n m_iSendDataSize = 0;\n }\n m_pConInfo->pCMySyncObject->UnLock();\n return(iSize);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u3053\u306e\u30b9\u30ec\u30c3\u30c9\u306f\u30be\u30f3\u30d3\u72b6\u614b\u304b\n\/\/ \u5225\u30b9\u30ec\u30c3\u30c9\u304b\u3089\u53c2\u7167\u3055\u308c\u308b\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ 0:\u6b63\u5e38 -1:\u30a8\u30e9\u30fc\u767a\u751f\n\/\/==============================================\nBOOL CSendRecvThread::IsZombie()\n{\n BOOL fRet;\n\n m_pConInfo->pCMySyncObject->Lock();\n fRet = m_fIamZombie;\n m_pConInfo->pCMySyncObject->UnLock();\n return(fRet);\n}\n<\/p>\n\n\n\n

\u30d7\u30ed\u30b8\u30a7\u30af\u30c8SimpleServerMEcho for Windows<\/a>
\u30d7\u30ed\u30b8\u30a7\u30af\u30c8SimpleServerPollMEcho for Linux<\/a><\/p>\n\n\n\n

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