\u3000\u3000makefile
\u3000\u3000define.h
\u3000\u3000MySyncObject.h, MySyncObject.cpp
\u3000\u3000RingBuff.h, RingBuff.cpp
\u3000\u3000SendRecvThread.h, SendRecvThread.cpp
\u3000\u3000stdThread.h, stdThread.cpp
\u3000\u3000ThreadJob.h, ThreadJob.cpp
\u3000\u3000SimpleServer.cpp
makefile\u3092\u5909\u66f4\u3057\u307e\u3059\u3002
SimpleServer.cpp\u3092UDPServer.cpp\u306b\u540d\u524d\u3092\u5909\u66f4\u3057TCP\u90e8\u5206\u3001\u6a5f\u80fd\u3092\u5909\u66f4\u3057\u307e\u3059\u3002
CSendRecvThread\u306eTCP\u90e8\u5206\u3001\u6a5f\u80fd\u3092\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
![\"\"](\"https:\/\/www.oji-koji.com\/wp-content\/uploads\/2020\/01\/UDPServerLinux-1024x420.png\")
<\/a><\/figure>\n\n\n\nSimpleServer.cpp\u304b\u3089\u540d\u524d\u3092\u5909\u66f4\u3057\u305fUDPServer.cpp<\/strong>\u306b\u3064\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u5909\u66f4\u3092\u884c\u3044\u307e\u3059\u3002 <\/p>\n\n\n\n \u3010SendRecvThread.h\u3011\ntypedef struct\n{\n SOCKET fdClient; \/\/ bind\u6e08\u307fUDP\u30bd\u30b1\u30c3\u30c8\n CMySyncObject *pCMySyncObject; \/\/ \u540c\u671f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\n} ConnectionInfoRec;<\/p>\n\n\n\n \u3053\u308c\u3089\u306e\u5909\u66f4\u3092\u884c\u3063\u305f\u5f8c\u306eUDPServer.cpp<\/strong>\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 \u3010UDPServer.cpp\u3011\n#include “stdThread.h”\n#include “SendRecvThread.h” \/\/ \u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u4f7f\u3046\u305f\u3081\n#include “MySyncObject.h” \/\/ \u540c\u671f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u3046\u305f\u3081\n#include “define.h”\n\n#define MAX_SOCKET_NUM (20) \/\/ \u5f85\u6a5f\u7528\u30bd\u30b1\u30c3\u30c8\u306e\u6700\u5927\u6570\n\n\/\/ \u95a2\u6570\u306e\u5ba3\u8a00\nBOOL CreateAndBindSocket(WORD wPort); \/\/ \u63a5\u7d9a\u5f85\u3061\u7528\u30bd\u30b1\u30c3\u30c8\u306e\u4f5c\u6210\u3068\u540d\u524d\u4ed8\u3051\nBOOL DestroySocket(SOCKET &fd); \/\/ \u30bd\u30b1\u30c3\u30c8\u306e\u7834\u68c4 \nvoid Stop(); \/\/ \u3059\u3079\u3066\u306e\u30bd\u30b1\u30c3\u30c8\u3092\u7834\u68c4\u3059\u308b\nBOOL CheckKey(); \/\/ \u30ad\u30fc\u5165\u529b\u306e\u691c\u67fb\n\n\/\/ \u5909\u6570\u306e\u5ba3\u8a00\nSOCKET m_fdServer[MAX_SOCKET_NUM]; \/\/ \u2605bind\u6e08\u307fUDP\u30bd\u30b1\u30c3\u30c8\nint m_iSockCount; \/\/ \u2605bind\u6e08\u307fUDP\u30bd\u30b1\u30c3\u30c8\u306e\u6570\nCSendRecvThread *m_pCSendRecvThread[MAX_SOCKET_NUM] = { NULL }; \/\/\u2605\nConnectionInfoRec *m_pConInfo[MAX_SOCKET_NUM] = { NULL }; \/\/\u2605\nCMySyncObject *m_pCMySyncObject = NULL;\n\nint main(int argc, char *argv[])\n{\n int iRet = -1;\n int ii;\n\n Locate(1, 1, 2);\n m_pCMySyncObject = new CMySyncObject();\n m_pCMySyncObject->Initialize();\n \/\/ \u8d77\u52d5\u30d1\u30e9\u30e1\u30fc\u30bf\u30c1\u30a7\u30c3\u30af\n if (argc != 2)\n {\n fprintf(stderr, “Usage: %s <Server Port>\\n”, argv[0]);\n goto L_END;\n }\n\n \/\/ \u5909\u6570\u306e\u521d\u671f\u5316\n for (ii = 0; ii < MAX_SOCKET_NUM; ++ii)\n m_fdServer[ii] = INVALID_SOCKET;\n\n \/\/ \u2605UDP\u30bd\u30b1\u30c3\u30c8\u306e\u4f5c\u6210\u3068bind\n \/\/ bind\u6e08\u307f\u306e\u30bd\u30b1\u30c3\u30c8\u304cm_fdServer[]\u306b\u683c\u7d0d\u3055\u308c\u308b\n if (CreateAndBindSocket((WORD)atol(argv[1])) == FALSE)\n goto L_END;\n\n \/\/ \u2605bind\u6e08\u307f\u30bd\u30b1\u30c3\u30c8\u306b\u5bfe\u3057\u3066\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306e\u4f5c\u6210\n for (ii = 0; ii < m_iSockCount; ++ii)\n {\n m_pConInfo[ii] = (ConnectionInfoRec *)calloc(1, sizeof(ConnectionInfoRec));\n m_pConInfo[ii]->pCMySyncObject = m_pCMySyncObject;\n m_pConInfo[ii]->fdClient = m_fdServer[ii];\n m_pCSendRecvThread[ii] = new CSendRecvThread(m_pConInfo[ii]);\n m_pCSendRecvThread[ii]->Begin();\n }\n \/\/ \u2605\u30ad\u30fc\u30dc\u30fc\u304b\u3089\u306e\u7d42\u4e86\u78ba\u8a8d\n while (1)\n {\n usleep(10 * 1000); \/\/ 10msec\u5f85\u3061\n if (CheckKey())\n {\n fprintf(stderr, ” OK:Abort by key\\n”);\n break;\n }\n }\n iRet = 0;\nL_END:\n \/\/ \u3059\u3079\u3066\u306e\u30bd\u30b1\u30c3\u30c8\u306e\u7834\u68c4\n Stop();\n m_pCMySyncObject->Uninitialize();\n SAFE_DELETE(m_pCMySyncObject)\n return(iRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u9001\u53d7\u4fe1\u7528\u30bd\u30b1\u30c3\u30c8\u306e\u4f5c\u6210\u3068bind\u306e\u5b9f\u65bd\n\/\/ parameter\n\/\/ WORD wPort [in]\u30dd\u30fc\u30c8\u756a\u53f7\n\/\/ return\n\/\/ TRUE\/FALSE\n\/\/==============================================\nBOOL CreateAndBindSocket(WORD wPort)\n{\n BOOL fRet = TRUE;\n struct addrinfo hints, *pres = NULL, *pTemp = NULL;\n char szPort[NI_MAXSERV];\n int on;\n\n fprintf(stderr, “CreateAndBindSocket()\\n”);\n\n m_iSockCount = 0;\n \/\/ \u2605\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\u578b\u3067\u3059\u3079\u3066\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u53d7\u4fe1\u53ef\u80fd\u306a\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\u306e\u6761\u4ef6\n memset(&hints, 0, sizeof(hints));\n hints.ai_socktype = SOCK_DGRAM; \/\/ \u2605UDP\n hints.ai_flags = AI_PASSIVE;\n DISABLE_C4996\n sprintf(szPort, “%d”, wPort);\n ENABLE_C4996\n\n if (getaddrinfo(NULL, szPort, &hints, &pres) == 0)\n {\n \/\/ \u9806\u756a\u306bpres\u306e\u4e2d\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u60c5\u5831\u3092\u4f7f\u7528\u3059\u308b\n pTemp = pres;\n while ((pTemp != NULL) && (m_iSockCount < MAX_SOCKET_NUM))\n {\n \/\/ Socket\u306e\u4f5c\u6210, bind\u306e\u5b9f\u884c\n \/\/ \u30bd\u30b1\u30c3\u30c8\u4f5c\u6210\n m_fdServer[m_iSockCount] = socket(pTemp->ai_family, pTemp->ai_socktype, pTemp->ai_protocol);\n if (m_fdServer[m_iSockCount] == INVALID_SOCKET)\n goto L_NEXT;\n fprintf(stderr, “%d %d %d %d\\n”, (int)m_fdServer[m_iSockCount], pTemp->ai_family, AF_INET, AF_INET6);\n#ifdef IPV6_V6ONLY\n \/\/ IPv6\u30bd\u30b1\u30c3\u30c8\u3067IPv4\u5c04\u5f71\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u306a\u3044\u3088\u3046\u306b\u8a2d\u5b9a\n if (pTemp->ai_family == AF_INET6)\n {\n on = 1;\n if (setsockopt(m_fdServer[m_iSockCount], IPPROTO_IPV6, IPV6_V6ONLY, (char *)&on, sizeof(on)) < 0)\n {\n DispErrorMsg(“Err:setsockopt”);\n goto L_NEXT;\n }\n }\n#endif\n \/\/ \u2605UDP\u3067\u306fSO_REUSEADDR\u4f7f\u308f\u306a\u3044\n \/\/ bind\u306e\u5b9f\u884c\n if (bind(m_fdServer[m_iSockCount], pTemp->ai_addr, (int)pTemp->ai_addrlen) == SOCKET_ERROR)\n {\n \/\/ bind\u306b\u5931\u6557\u3057\u305f\u3089\u3001\u305d\u306e\u30bd\u30b1\u30c3\u30c8\u3092\u7834\u68c4\u3057\u3066\u6b21\u306e\u30bd\u30b1\u30c3\u30c8\u306e\u51e6\u7406\u3092\u884c\u3046\n DispErrorMsg(“Err:bind”);\n DestroySocket(m_fdServer[m_iSockCount]);\n goto L_NEXT;\n }\n ++m_iSockCount;\nL_NEXT:\n pTemp = pTemp->ai_next; \/\/ \u6b21\u306e\u60c5\u5831\u3092\u51e6\u7406\u3059\u308b\n }\n freeaddrinfo(pres);\n }\n if (m_iSockCount == 0) \/\/ \u3072\u3068\u3064\u3082bind\u3067\u304d\u306a\u304b\u3063\u305f\u3068\u304d\u306f\u5931\u6557\u3092\u8fd4\u3059\n fRet = FALSE;\n return(fRet);\n}\n\n\n\/\/ \u5909\u66f4\u306a\u3057\nBOOL DestroySocket(SOCKET &fd)\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u30bd\u30b1\u30c3\u30c8\u306e\u7834\u68c4\u3001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306e\u7834\u68c4\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ \u306a\u3057\n\/\/==============================================\nvoid Stop()\n{\n int ii;\n\n fprintf(stderr, “Stop()\\n”);\n \/\/\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306e\u7834\u68c4, \u63a5\u7d9a\u6e08\u307f\u30bd\u30b1\u30c3\u30c8\u306e\u7834\u68c4\n for (ii = 0; ii < m_iSockCount; ++ii) \/\/ \u2605\n {\n if (m_pCSendRecvThread[ii] != NULL)\n {\n m_pCSendRecvThread[ii]->End();\n m_pCSendRecvThread[ii]->WaitForEnd();\n SAFE_DELETE(m_pCSendRecvThread[ii]);\n\n DestroySocket(m_pConInfo[ii]->fdClient);\n SAFE_FREE(m_pConInfo[ii])\n }\n }\n}\n\n\/\/ \u5909\u66f4\u306a\u3057\nBOOL CheckKey()<\/p>\n\n\n\n CSendRecvThread\u3092\u5909\u66f4\u3057\u307e\u3059\u3002 \u3010SendRecvThread.h\u3011\n#pragma once\n#include “ThreadJob.h”\n#include “define.h” \/\/ RecvMessagePacket\u306e\u5f15\u6570\u306e\u305f\u3081\n\nclass CMySyncObject; \/\/ \u3053\u306e\u30af\u30e9\u30b9\u306e\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u5ba3\u8a00\nclass CRingBuff; \/\/ CRingBuff\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\n\n#define SEND_BUFF_SIZE (1024 * 64) \/\/ \u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u30b5\u30a4\u30ba\n#if 1\n#define SENDBUFSIZE (1024 + sizeof(HeaderRec)) \/\/ \u4e00\u5ea6\u306b\u9001\u4fe1\u3059\u308b\u30b5\u30a4\u30ba\u306e\u6700\u5927\u5024(\u5171\u901a\u30d8\u30c3\u30c0\u5206\u3092\u52a0\u3048\u3066\u3042\u308a\u307e\u3059)\n#else\n#define SENDBUFSIZE (1024 * 4) \/\/ TCP\u3067\u9001\u4fe1\u901f\u5ea6\u30921Mbps\u3088\u308a\u4e0a\u3052\u305f\u3044\u3068\u304d\u306f\u65ad\u7247\u5316\u51e6\u7406\u3092TCP\u306e\u30b9\u30bf\u30c3\u30af\u306b\u4efb\u305b\u308b\n \/\/ \u30b9\u30bf\u30c3\u30af(send)\u306b\u6e21\u3059\u30b5\u30a4\u30ba\u3092\u5897\u3084\u3059\n#endif\n#define RECV_BUFF_SIZE (1024 * 64) \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u30b5\u30a4\u30ba\n\/\/ \u2605UDP\u306f\u53d7\u4fe1\u30d1\u30b1\u30c3\u30c8\u30b5\u30a4\u30ba\u3088\u308a\u5c0f\u3055\u306a\u30d0\u30c3\u30d5\u30a1\u3067recvfrom\u3092\u547c\u3076\u3068\u6b8b\u308a\u304c\u7834\u68c4\u3055\u308c\u308b\u306e\u3067\u3053\u306e\u30b5\u30a4\u30ba\u306b\u306f\u6ce8\u610f\n\/\/ sendto\u3067\u9001\u4fe1\u3055\u308c\u308b\u30b5\u30a4\u30ba\u3088\u308a\u5c0f\u3055\u304f\u3057\u306a\u3044\n#define RCVBUFSIZE (1024 * 4) \/\/ \u2605\u4e00\u5ea6\u306b\u8aad\u3080\u6700\u5927\u53d7\u4fe1\u30b5\u30a4\u30ba\n\ntypedef struct\n{\n SOCKET fdClient; \/\/ \u2605bind\u6e08\u307fUDP\u30bd\u30b1\u30c3\u30c8\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; \/\/ DoRecv\u3067\u5b9f\u65bd\u3057\u3066\u3044\u308b\u5185\u5bb9\u3092\u8a18\u8ff0\n BOOL SetSendData(char *pcData, int iSize); \/\/ \u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u8a2d\u5b9a \n\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 CRingBuff *m_pCRingBuffSend; \/\/ \u9001\u4fe1\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\n CRingBuff *m_pCRingBuffRecv; \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u683c\u7d0d\u7528\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\n\n DWORD m_dwPrevSentTime; \/\/ \u524d\u56de\u9001\u4fe1\u3057\u305f\u6642\u523b(msec)\n DWORD m_dwSendInterval; \/\/ \u6b21\u56de\u9001\u4fe1\u307e\u3067\u306e\u9593\u9694(msec)\n\n int GetSendData(char **ppcData); \/\/ \u9001\u4fe1\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\n\n int AnalyzeDataRecv();\n int RecvMessagePacket(HeaderRec *pHeader);\n\n BOOL SendMessagePacket(char *pcData, int iSize);\/\/ \u2605\u5358\u7d14\u5316\u306e\u305f\u3081\u3053\u306e\u30af\u30e9\u30b9\u5185\u3067\u9001\u4fe1\u3059\u308b\n DWORD CalcNextSendInterval(int iSentSize); \/\/ \u6b21\u56de\u9001\u4fe1\u307e\u3067\u306e\u9593\u9694\n BOOL CanSendNow(DWORD dwNow); \/\/ \u9001\u4fe1\u3057\u3066\u826f\u3044\u6642\u523b\u306b\u306a\u3063\u305f\u304b\n};<\/p>\n\n\n\n SendRecvThread.cpp<\/strong>\u306e\u5909\u66f4\u70b9\u306fTCP(send, recv)\u3092UDP(sendto, recvfrom)\u306b\u5909\u66f4\u3057\u307e\u3059\u3002 \u3010SendRecvThread.cpp\u3011\n#include “SendRecvThread.h”\n#include “MySyncObject.h” \/\/ CMySyncObject\u3092\u4f7f\u3046\u305f\u3081\n#include “RingBuff.h” \/\/ CRingBuff\u3092\u4f7f\u3046\u305f\u3081\n\n\/\/ \u9001\u4fe1\u901f\u5ea6\n#define SEND_BPS (1000000.0) \/\/ \u9001\u4fe1\u901f\u5ea61Mbps\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_pCRingBuffSend = new CRingBuff(SEND_BUFF_SIZE); \/\/ \u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u69cb\u7bc9\n m_pCRingBuffRecv = new CRingBuff(RECV_BUFF_SIZE); \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u69cb\u7bc9\n\n m_dwPrevSentTime = 0; \/\/ \u521d\u56de\u9001\u4fe1\u306f\u3059\u3050\u306b\n m_dwSendInterval = 0; \/\/ \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_DELETE(m_pCRingBuffSend) \/\/ \u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u7834\u68c4\n SAFE_DELETE(m_pCRingBuffRecv) \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306e\u7834\u68c4\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u6a5f\u80fd\u3092\u8a18\u8ff0\u3057\u305f\u95a2\u6570\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]; \/\/ \u53d7\u4fe1\u30d0\u30c3\u30d5\u30a1\n int iRecvSize;\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 DWORD dwNow; \/\/ \u9001\u4fe1\u30c1\u30a7\u30c3\u30af\u3057\u305f\u6642\u523b\u3092\u899a\u3048\u308b\u305f\u3081\n sockaddr_storage PeerAddr; \/\/ \u2605\u9001\u4fe1\u5143\u76f8\u624b\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\n socklen_t iPeerLen; \/\/ \u2605\n char szPeerAddr[NI_MAXHOST]; \/\/ \u2605\u76f8\u624b\u30a2\u30c9\u30ec\u30b9,\u30dd\u30fc\u30c8\u756a\u53f7\n char szServiceNo[NI_MAXSERV]; \/\/ \u3092getnameinfo\u3067\u53d6\u5f97\n\n fprintf(stderr, “DoWork()\\n”);\n fds[0].fd = m_pConInfo-<fdClient;\n while (!m_fStopFlag)\n {\n \/\/ \u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u304b\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u3092\u8abf\u3079\u308b\n iSendSize = m_pCRingBuffSend-<GetReadableSize();\n fds[0].events = POLLIN | POLLRDHUP; \/\/ \u53d7\u4fe1\u3068\u76f8\u624b\u5074\u304b\u3089\u306e\u5207\u65ad\u30a4\u30d9\u30f3\u30c8\u3092\u8a2d\u5b9a\n \/\/ \u30c1\u30a7\u30c3\u30af\u306e\u305f\u3081\u306b\u73fe\u5728\u6642\u523b\u3092\u53d6\u5f97\u3059\u308b\n dwNow = timeGetTime();\n \/\/ \u9001\u4fe1\u53ef\u80fd\u6642\u523b\u304b\u3064\u672a\u9001\u4fe1\u30c7\u30fc\u30bf\u304c\u3042\u308b\u3068\u304d\u3060\u3051\u9001\u4fe1\u53ef\u80fd\u691c\u67fb\n if ((iSendSize < 0) && (CanSendNow(dwNow) == TRUE))\n fds[0].events |= POLLOUT; \/\/ \u66f8\u304d\u8fbc\u307f\u53ef\u80fd\u3092\u8ffd\u52a0\n\n poll(fds, 1, 10);\n \/\/ \u2605\u5207\u65ad\u306e\u6982\u5ff5\u304c\u306a\u3044\u306e\u3067\u30a8\u30e9\u30fc\u306a\u3069\u3067\u306f\u7d42\u308f\u3089\u306a\u3044\n if (fds[0].revents & POLLRDHUP) \/\/ \u76f8\u624b\u5074\u304b\u3089\u306e\u5207\u65ad(\u3053\u308c\u306f\u767a\u751f\u3057\u306a\u3044\u306f\u305a)\n fprintf(stderr, “Disconnected pollrdhup\\n”);\n if (fds[0].revents & POLLERR) \/\/ \u30a8\u30e9\u30fc\u767a\u751f\n DispErrorMsg(“Err:DoWork”);\n\n \/\/ \u53d7\u4fe1\u51e6\u7406\n if (fds[0].revents & POLLIN) \/\/ \u53d7\u4fe1\u30c7\u30fc\u30bf\u30a4\u30d9\u30f3\u30c8\n {\n \/\/ \u2605UDP\u3067\u306f\u30d1\u30b1\u30c3\u30c8\u30b5\u30a4\u30ba\u3088\u308a\u5c0f\u3055\u3044\u30b5\u30a4\u30ba\u3067\u53d7\u4fe1\u3059\u308b\u3068\u6b8b\u308a\u306f\u7834\u68c4\u3055\u308c\u308b\n \/\/ \u3053\u3053\u3067\u53d7\u4fe1\u3057\u306a\u3051\u308c\u3070\u3001\u6b21\u56de\u306erevents\u691c\u67fb\u3067\u53d7\u4fe1\u304c\u884c\u308f\u308c\u308b\n if (m_pCRingBuffRecv-<GetWriteableSize() < RCVBUFSIZE)\n {\n iPeerLen = sizeof(PeerAddr); \/\/ \u9001\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\u3092\u683c\u7d0d\u3059\u308b\u69cb\u9020\u4f53\u306e\u30b5\u30a4\u30ba\n \/\/ \u2605recvfrom\u3067\u306f0\u30d0\u30a4\u30c8\u306e\u30c7\u30fc\u30bf\u53d7\u4fe1\u304c\u3042\u308a\u3046\u308b\n if ((iRecvSize = recvfrom(m_pConInfo-<fdClient, szRecvBuffer, RCVBUFSIZE, 0,\n (sockaddr *)&PeerAddr, &iPeerLen)) < 0)\n {\n DispErrorMsg(“Err:recvfrom”);\n }\n else\n {\n \/\/ \u2605\u9001\u4fe1\u5143\u306e\u8868\u793a\n getnameinfo((sockaddr *)&PeerAddr, iPeerLen, szPeerAddr, NI_MAXHOST,\n szServiceNo, NI_MAXSERV, NI_NUMERICHOST | NI_NUMERICSERV);\n fprintf(stderr, “recvfrom socket:%d Addr:%s Port:%s\\n:”, \n m_pConInfo-<fdClient, szPeerAddr, szServiceNo);\n \/\/ \u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3059\u3050\u306b\u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u66f8\u304d\u3053\u3080\n \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u66f8\u304d\u8fbc\u3080\u306e\u306f\u3053\u306e\u30b9\u30ec\u30c3\u30c9\u3060\u3051\u306a\u306e\u3067\u3001\u3059\u3079\u3066\u66f8\u304d\u8fbc\u3081\u308b\u306f\u305a\n m_pCRingBuffRecv-<Write((LPBYTE)szRecvBuffer, iRecvSize);\n }\n }\n }\n \/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u306e\u89e3\u6790\u3092\u884c\u3046\n \/\/ \u8907\u6570\u306e\u30d1\u30b1\u30c3\u30c8\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u306e\u3067\u3001revents\u306e\u7d50\u679c\u3068\u306f\u7121\u95a2\u4fc2\u306b\n \/\/ \u89e3\u6790\u3092\u884c\u3046\u3088\u3046\u306b\u3059\u308b\n \/\/ \u2605\u30a8\u30e9\u30fc\u3067\u7d42\u4e86\u3057\u306a\u3044\n if (AnalyzeDataRecv() == -1)\n DispErrorMsg(“Err:Packet format”);\n\n \/\/ \u2605sendto\u3067\u6307\u5b9a\u3059\u3079\u304d\u3042\u3066\u5148\u3092\u3069\u3046\u3059\u308b\u304b\u304c\u308f\u304b\u3089\u306a\u3044\u306e\u3067\n \/\/ \u53d6\u308a\u3042\u3048\u305a\u6700\u5f8c\u306b\u53d7\u4fe1\u3057\u305f\u76f8\u624b\u306b\u9001\u308a\u8fd4\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\n \/\/ \u9001\u4fe1\u51e6\u7406\n if (fds[0].revents & POLLOUT) \/\/ \u9001\u4fe1\u53ef\u80fd\u306a\u3089send\u5b9f\u65bd\n {\n \/\/ \u9001\u4fe1\u3057\u305f\u3044\u30c7\u30fc\u30bf\u306e\u53d6\u5f97(PATH_MTU\u3088\u308a\u5c0f\u3055\u304f\u306a\u308b\u3088\u3046\u306b\u53d6\u5f97\u3059\u308b)\n iSendSize = GetSendData(&pcData);\n \/\/ \u2605\n if (sendto(m_pConInfo-<fdClient, pcData, iSendSize, 0,\n (sockaddr *)&PeerAddr, iPeerLen) != iSendSize)\n {\n DispErrorMsg(“Err:sendto”);\n }\n SAFE_FREE(pcData)\n \/\/ \u9001\u4fe1\u6642\u523b\u3068\u6b21\u56de\u9001\u4fe1\u307e\u3067\u306e\u6642\u9593\u3092\u30bb\u30c3\u30c8\n m_dwPrevSentTime = dwNow;\n m_dwSendInterval = CalcNextSendInterval(iSendSize);\n }\n }\n m_pConInfo-<pCMySyncObject-<Lock();\n m_fIamZombie = TRUE;\n m_pConInfo-<pCMySyncObject-<UnLock();\n SAFE_FREE(pcData)\n return((fRet == TRUE) ? 0 : -1);\n}\n\n\/\/ \u5909\u66f4\u306a\u3057\nBOOL CSendRecvThread::SetSendData(char *pcData, int iSize)\n\n\/\/ \u5909\u66f4\u306a\u3057\nint CSendRecvThread::GetSendData(char **ppcData)\n\n\/\/ \u5909\u66f4\u306a\u3057\nBOOL CSendRecvThread::IsZombie()\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u53d7\u4fe1\u30c7\u30fc\u30bf\u306e\u89e3\u6790\n\/\/ \u53d7\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u3092\u8abf\u3079\u308b\n\/\/ parameter\n\/\/ \u306a\u3057\n\/\/ return\n\/\/ 0:\u30d1\u30b1\u30c3\u30c8\u304c\u63c3\u3063\u3066\u3044\u306a\u3044\n\/\/ 1:\u30d1\u30b1\u30c3\u30c8\u3092\u53d7\u4fe1\u3057\u305f\u306e\u3067\u51e6\u7406\u3092\u884c\u3063\u305f\n\/\/ -1:\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\n\/\/==============================================\nBOOL CSendRecvThread::AnalyzeDataRecv()\n{\n int iRet = 0;\n HeaderRec Header;\n WORD wCmd;\n \/\/ \u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\u3092\u8abf\u3079\u308b\n int iSize = m_pCRingBuffRecv-<GetReadableSize();\n\n if (iSize < sizeof(HeaderRec)) \/\/ \u30d8\u30c3\u30c0\u30b5\u30a4\u30ba\u306b\u6e80\u305f\u306a\u3044\u3068\u304d\u306f\u4f55\u3082\u3057\u306a\u3044\n goto L_END;\n\n \/\/ \u30d8\u30c3\u30c0\u90e8\u3092\u501f\u308a\u8aad\u307f\u8fbc\u307f\u3059\u308b\n m_pCRingBuffRecv-<ReadWithoutUpdateHeadPoint((LPBYTE)&Header, sizeof(HeaderRec));\n \/\/ \u30d8\u30c3\u30c0\u90e8\u306e\u89e3\u6790\n if (memcmp(Header.bMagicData, MAGIC_STRING, strlen(MAGIC_STRING)) != 0)\n {\n iRet = -1; \/\/ \u8b58\u5225\u5b50\u304c\u9055\u3046\u306e\u3067\u30a8\u30e9\u30fc\n goto L_END;\n }\n wCmd = ntohs(Header.wCommand);\n Locate(1, 10, 1);\n fprintf(stderr, “CMD:%d”, wCmd);\n\n switch (wCmd)\n {\n case CMD_MSG_DATA:\n iRet = RecvMessagePacket(&Header);\n break;\n default: \/\/ \u77e5\u3089\u306a\u3044\u30b3\u30de\u30f3\u30c9\n iRet = -1;\n break;\n }\nL_END:\n return(iRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u30e1\u30c3\u30bb\u30fc\u30b8\u30b3\u30de\u30f3\u30c9\u306e\u53d7\u4fe1\n\/\/ parameter\n\/\/ HeaderRec *pHeader [in]\u4eee\u8aad\u307f\u3057\u305f\u30d8\u30c3\u30c0\n\/\/ return\n\/\/ 0:\u30d1\u30b1\u30c3\u30c8\u304c\u63c3\u3063\u3066\u3044\u306a\u3044\n\/\/ 1:\u30d1\u30b1\u30c3\u30c8\u3092\u53d7\u4fe1\u3057\u305f\u306e\u3067\u51e6\u7406\u3092\u884c\u3063\u305f\n\/\/ -1:\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\n\/\/==============================================\nBOOL CSendRecvThread::RecvMessagePacket(HeaderRec *pHeader)\n{\n int iRet = 0;\n MsgDataRec *pMsgData;\n int iMsgSize, iSize;\n char *pszMsg = NULL;\n\n iMsgSize = ntohs(pHeader-<wDataLen);\n \/\/ \u30c7\u30fc\u30bf\u304c\u8db3\u308a\u306a\u3044\u3068\u304d\u306f\u4f55\u3082\u3057\u306a\u3044\n iSize = m_pCRingBuffRecv-<GetReadableSize();\n if (iSize < iMsgSize + sizeof(HeaderRec))\n goto L_END;\n \/\/ \u30d1\u30b1\u30c3\u30c8\u5168\u4f53\u3092\u53d7\u4fe1\u3057\u3066\u3044\u308b\u306e\u3067\u8aad\u307f\u8fbc\u307f\u3092\u5b9f\u65bd\u3059\u308b\n pMsgData = (MsgDataRec *)calloc(iMsgSize + sizeof(HeaderRec), sizeof(BYTE));\n m_pCRingBuffRecv-<Read((LPBYTE)pMsgData, iMsgSize + sizeof(HeaderRec));\n \/\/ NULL\u30bf\u30fc\u30df\u30cd\u30fc\u30c8\u5206\u3092\u8ffd\u52a0\u3057\u3066\u78ba\u4fdd\n pszMsg = (char *)calloc(iMsgSize + 1, sizeof(char));\n memcpy(pszMsg, pMsgData-<bMsgData, iMsgSize);\n\n \/\/ \u2605\u9001\u4fe1\u306e\u305f\u3081\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u30c7\u30fc\u30bf\u3092\u30d1\u30b1\u30c3\u30c8\u5316\u3057\u3066\u30bb\u30c3\u30c8\n \/\/ \u8ab0\u306b\u9001\u3089\u308c\u308b\u304b\u306f\u30bf\u30a4\u30df\u30f3\u30b0\u6b21\u7b2c\n SendMessagePacket(pszMsg, iMsgSize);\n\n m_pConInfo-<pCMySyncObject-<Lock();\n fprintf(stderr, “Msg:recv %s\\n”, pszMsg);\n m_pConInfo-<pCMySyncObject-<UnLock();\n\n SAFE_FREE(pMsgData)\n SAFE_FREE(pszMsg)\n iRet = 1;\nL_END:\n return(iRet);\n}\n\n\/\/==============================================\n\/\/ function\n\/\/ \u2605\u30e1\u30c3\u30bb\u30fc\u30b8\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1\n\/\/ \u9001\u4fe1\u30ea\u30f3\u30b0\u30d0\u30c3\u30d5\u30a1\u306b\u683c\u7d0d\u3059\u308b\n\/\/ parameter\n\/\/ char *pcData [in]UTF-8\u30c7\u30fc\u30bf(NULL\u30bf\u30fc\u30df\u30cd\u30fc\u30c8\u306a\u3057)\n\/\/ int iSize [in]\u30c7\u30fc\u30bf\u30b5\u30a4\u30ba\n\/\/ retun\n\/\/ \u306a\u3057\n\/\/==============================================\nBOOL CSendRecvThread::SendMessagePacket(char *pcData, int iSize)\n{\n MsgDataRec *pMsgData = NULL;\n int iPacketSize = sizeof(HeaderRec) + iSize; \/\/ \u30d1\u30b1\u30c3\u30c8\u30b5\u30a4\u30ba\n BOOL fRet = FALSE;\n\n pMsgData = (MsgDataRec *)calloc(iPacketSize, sizeof(BYTE)); \/\/ \u30d1\u30b1\u30c3\u30c8\u5168\u4f53\u306e\u30a8\u30ea\u30a2\u3092\u78ba\u4fdd\n\n memcpy(pMsgData-<header.bMagicData, MAGIC_STRING, strlen(MAGIC_STRING));\n pMsgData-<header.wCommand = htons(CMD_MSG_DATA);\n pMsgData-<header.wDataLen = htons(iSize);\n\n memcpy(pMsgData-<bMsgData, pcData, iSize);\n \/\/ \u9001\u4fe1\u306e\u305f\u3081\u306b\u30e1\u30c3\u30bb\u30fc\u30b8\u30d1\u30b1\u30c3\u30c8\u30c7\u30fc\u30bf\u3092\u30bb\u30c3\u30c8\n fRet = SetSendData((char *)pMsgData, iPacketSize);\n\n SAFE_FREE(pMsgData)\n return(fRet);\n}\n\n\n\/\/ \u5909\u66f4\u306a\u3057\nDWORD CSendRecvThread::CalcNextSendInterval(int iSentSize)\n\n\/\/ \u5909\u66f4\u306a\u3057<\/p>\n\n\n\n Windows\u7248\u3082\u540c\u69d8\u306e\u5bfe\u5fdc\u3067\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u52d5\u304b\u3057\u3066\u307f\u307e\u3057\u3087\u3046 \u3010UDPServer\u3011\n$ .\/UDPServer 10000\nCreateAndBindSocket()\n3 2 2 10\n4 10 2 10\nDoWork()\nDoWork()\nrecvfrom socket:4 Addr:fe80::11a0:ecd4:2cf8:6e5c%wlan0 Port:55012 \u2190IPv6\u304b\u3089\u53d7\u4fe1\n:CMD:100Msg:recv aaaaaa\nrecvfrom socket:4 Addr:fe80::7985:ee4e:75:1c54%wlan0 Port:54145 \u2190IPv6\u304b\u3089\u53d7\u4fe1\n:CMD:100Msg:recv bbbbb\nrecvfrom socket:3 Addr:192.168.101.68 Port:58626 \u2190IPv4\u304b\u3089\u53d7\u4fe1\n:CMD:100Msg:recv ccccc<\/p>\n\n\n\n \u3010UDPClient(1) IPv6\u3011\n$ .\/UDPClient fe80::11a0:ecd4:2cf8:6e5c 10000\nIndex:0\nHopLimitOrg 64\nHopLimitNew 10\nq:quit m:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1 : m\n\n\u9001\u4fe1\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044 : aaaaaa\nq:quit m:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1 : recv from Addr:fe80::11a0:ecd4:2cf8:6e5c%wlan0 Port:10000\n:CMD:100\nMsg:recv aaaaaa<\/p>\n\n\n\n \u3010UDPClient(2) IPv6\u3011\n>UDPClient.exe fe80::11a0:ecd4:2cf8:6e5c 10000\nIndex:0\nHopLimitOrg 128\nHopLimitNew 10\nq:quit m:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1 :\n\u9001\u4fe1\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044 : bbbbb\nq:quit m:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1 : recv from Addr:fe80::11a0:ecd4:2cf8:6e5c%7 Port:10000\n:CMD:100\nMsg:recv bbbbb<\/p>\n\n\n\n \u3010UDPClient(3) IPv4\u3011\n>UDPClient.exe 192.168.101.55 10000\nTTL 128\nTTLNew 10\nq:quit m:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1 :\n\u9001\u4fe1\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044 : ccccc\nq:quit m:\u30e1\u30c3\u30bb\u30fc\u30b8\u9001\u4fe1 : recv from Addr:192.168.101.55 Port:10000\n:CMD:100\nMsg:recv ccccc<\/p>\n\n\n\n \u540c\u3058\u30d5\u30a1\u30df\u30ea\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8UDPClient(1)<\/strong>, UDPClient(2)<\/strong>\u304b\u3089\u306e\u53d7\u4fe1\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002 \u3053\u3053\u3067\u306f\u3001\u30a4\u30cb\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u30fb\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u306e\u90e8\u5206\u306fTCP<\/strong>\u3067\u8a18\u8ff0\u3057\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u3092 \u4eca\u56de\u306f\u3001IPv6\/IPv4\u306e\u3069\u3061\u3089\u3067UDPClient\u304c\u52d5\u4f5c\u3057\u3066\u3044\u3066\u3082\u540c\u6642\u306b\u5bfe\u5fdc\u3067\u304d\u308bUDPServer\u3092\u4f5c\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u30dd\u30a4\u30f3\u30c8\u306f\u3001AI_PASSIVE\u3001\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u6307\u5b9a\u3057\u3066getaddrinfo\u3092\u30b3\u30fc\u30eb\u3057\u3001\u53d6\u5f97\u3057\u305f […]<\/p>\n","protected":false},"author":1,"featured_media":129,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_locale":"ja","_original_post":"https:\/\/www.oji-koji.com\/?p=1956","footnotes":""},"categories":[10],"tags":[],"class_list":["post-1956","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-networkprograming3","ja"],"_links":{"self":[{"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/1956","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1956"}],"version-history":[{"count":24,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/1956\/revisions"}],"predecessor-version":[{"id":3121,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/posts\/1956\/revisions\/3121"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=\/wp\/v2\/media\/129"}],"wp:attachment":[{"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1956"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1956"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oji-koji.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1956"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
UDP\u306b\u306f\u63a5\u7d9a\u3068\u3044\u3046\u6982\u5ff5\u304c\u306a\u3044\u306e\u3067\u3001\u63a5\u7d9a\u3054\u3068(accept\u306e\u7d50\u679c\uff09\u306b\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u4f5c\u308b
\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093
bind\u306b\u6210\u529f\u3057\u305f\u5206\u306e\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u3092\u4f5c\u308a\u307e\u3059\uff08\u6709\u52b9\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u6570\u5206\uff09\u3002
\u3000\u30fb\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306e\u6570=\u4f5c\u6210\u3057\u305f\u30bd\u30b1\u30c3\u30c8\u6570
\u3000\u30fblisten, accept\u95a2\u4fc2\u306f\u524a\u9664
\u3000\u30fb\u63a5\u7d9a\u4e2d\u306e\u4ed6\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u3044\u3046\u306e\u306f\u5b58\u5728\u3057\u306a\u3044\u306e\u3067\u30c1\u30e3\u30c3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u914d\u4fe1\u306f\u306a\u3057
\u3000\u3000\u3000SerializeSendData()\u524a\u9664
\u3000\u30fb\u63a5\u7d9a\u4e2d\u30fb\u5207\u65ad\u306e\u6982\u5ff5\u304c\u306a\u3044\u306e\u3067\u30be\u30f3\u30d3\u72b6\u614b\u306b\u306a\u3063\u305f\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306e\u7834\u68c4\u306f\u306a\u3057
\u3000\u3000\u3000KillZombei()\u524a\u9664
\u3000\u30fbbind\u3057\u305fUDP\u30bd\u30b1\u30c3\u30c8\u3092\u305d\u306e\u307e\u307e\u9001\u53d7\u4fe1\u30b9\u30ec\u30c3\u30c9\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066
\u3000\u3000\u6e21\u3057\u307e\u3059
\u3000\u3000\u305d\u306e\u305f\u3081\u3001\u30d1\u30e9\u30e1\u30fc\u30bfConnectionInfoRec\u3092\u6b21\u306e\u3088\u3046\u306b\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u5909\u66f4\u90e8\u5206\u306b\u306f\u2605\u5370\u3092\u8a18\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u3000\u30fbCRecvFileThread\u95a2\u9023\u306e\u524a\u9664
\u3000\u3000\u3000m_pCRecvFileThread, KillZombei()
\u3000\u30fb\u63a5\u7d9a\u3068\u3044\u3046\u6982\u5ff5\u304c\u306a\u3044
\u3000\u3000\u3000\u3053\u306e\u30b9\u30ec\u30c3\u30c9\u3092\u5229\u7528\u3057\u3066\u53d7\u4fe1\u3059\u308b\u969b\u3001\u76f8\u624b(\u9001\u4fe1\u5143)\u306f\u30c7\u30fc\u30bf\u53d7\u4fe1\u3059\u308b\u307e\u3067
\u3000\u3000\u3000\u308f\u304b\u308a\u307e\u305b\u3093
\u3000\u3000\u3000\u307e\u305f\u9001\u4fe1\u6a5f\u80fd\uff08sendto()\uff09\u306b\u3064\u3044\u3066\u306f\u3001\u8ab0\u306b\u9001\u4fe1\u3059\u308b\u304b\u3092\u6307\u5b9a\u3057\u306a\u3044\u3068\u9001\u4fe1
\u3000\u3000\u3000\u3067\u304d\u307e\u305b\u3093\u3002
\u3000\u3000\u3000\u4eca\u56de\u306f\u53d6\u308a\u5408\u3048\u305a\u3001\u6700\u5f8c\u306b\u53d7\u4fe1\u3057\u305f\u76f8\u624b\u306b\u9001\u4fe1\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002
\u3000\u30fb\u30c1\u30e3\u30c3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u5206\u914d\u95a2\u4fc2\u3092\u524a\u9664
\u3000\u3000\u3000GetDataForDistributeChat(), m_pCRingBuffForDistributeChat,
\u3000\u3000\u3000SetDataForDistributeChat(), SendMessagePacket()
\u3053\u308c\u3089\u306e\u5909\u66f4\u3092\u884c\u3063\u305f\u5f8c\u306eSendRecvThread.h<\/strong>\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002
\u5909\u66f4\u90e8\u5206\u306b\u306f\u2605\u5370\u3092\u8a18\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
recvfrom\u306f\u3001\u53d7\u4fe1\u30d0\u30c3\u30d5\u30a1(\u30b9\u30bf\u30c3\u30af)\u306b\u3042\u308b\u30d1\u30b1\u30c3\u30c8\u3088\u308a\u5c0f\u3055\u306a\u30d0\u30c3\u30d5\u30a1\u30b5\u30a4\u30ba\u3067\u53d6\u5f97\u306b
\u884c\u304f\u3068\u30d0\u30c3\u30d5\u30a1\u306b\u5165\u3089\u306a\u3044\u30d1\u30b1\u30c3\u30c8\u306e\u6b8b\u308a\u306f\u7834\u68c4\u3055\u308c\u3066\u3057\u307e\u3046\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002
\u307e\u305f\u3001TCP\u306e\u6642\u306b\u4f7f\u7528\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u53d7\u4fe1\u6a5f\u80fd\u306a\u3069\u30b9\u30ec\u30c3\u30c9\u5316\u3057\u305f\u7b87\u6240\u306b\u3064\u3044\u3066\u306f\u524a\u9664
\u3057\u3066\u3044\u307e\u3059\u3002
\u3000\u3000CChatMsgThread, CRecvFileThread
\u3000\u3000KillZombei, RecvFileSendPacket, GetDataForDistributeChat
\u5909\u66f4\u70b9\u306b\u306f\u2605\u3092\u8a18\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u4ee5\u4e0b\u306f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30ea\u30f3\u30af\u3067\u3059\u3002
\u3000UDPSever for Windows<\/a><\/strong>
\u3000UDPServer for Linux<\/a><\/strong><\/p>\n\n\n\n
\u4ee5\u4e0b\u306e\u8aac\u660e\u3067\u306f\u3001UDPServer(Linux)\u306b\u5bfe\u3057\u30663\u53f0\u306eUDPClient\u3092\u52d5\u304b\u3057\u3066\u3044\u307e\u3059\u3002
UDPServer\u306fIPv6\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3001IPv4\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u3067\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3067\u304d\u3066
\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
recvfrom socket:4<\/strong> Addr:fe80::11a0:ecd4:2cf8:6e5c%wlan0 Port:55012 \u2190IPv6\u304b\u3089\u53d7\u4fe1
:CMD:100Msg:recv aaaaaa
recvfrom socket:4<\/strong> Addr:fe80::7985:ee4e:75:1c54%wlan0 Port:54145 \u2190IPv6\u304b\u3089\u53d7\u4fe1
:CMD:100Msg:recv bbbbb
\u3068\u5f53\u7136\u3067\u3059\u304c\u3001\u540c\u3058\u30bd\u30b1\u30c3\u30c84\u3067\u53d7\u4fe1<\/strong>\u3092\u3057\u3066\u3044\u307e\u3059\u3002
\u3064\u307e\u308a\u3001\u540c\u3058\u30b9\u30ec\u30c3\u30c9\u3067\u53d7\u4fe1<\/strong>\u3057\u3066\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002
TCP\u3067\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3054\u3068\u306e\u30b9\u30ec\u30c3\u30c9\u3067\u53d7\u4fe1\u3057\u3066\u3044\u305f\u306e\u3067\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3054\u3068\u306e\u51e6\u7406\u3092
\u5b9f\u884c\u3059\u308b\u3053\u3068\u306f\u5bb9\u6613\u3067\u3057\u305f\u3002(\u30b9\u30ec\u30c3\u30c9\u3054\u3068\u306b\u72ec\u7acb<\/strong>\u3057\u3066\u3044\u308b\u306e\u3067)
UDP\u3067\u306f\u3069\u3046\u3059\u308c\u3070\u826f\u3044\u3067\u3057\u3087\u3046\u304b\u3002\u3053\u306e2\u3064\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u53d7\u4fe1\u3092\u533a\u5225\u3059\u308b\u305f\u3081\u306e
\u4f55\u3089\u304b\u306e\u65b9\u6cd5(\u8b58\u5225\u5b50)\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002
(\uff0a)IP\u30a2\u30c9\u30ec\u30b9\u306f\u4f7f\u3048\u307e\u305b\u3093\u3002\u540c\u3058\u7aef\u672b\u30672\u3064\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30bd\u30d5\u30c8\u304c\u52d5\u4f5c\u3059\u308b\u304b\u3082
\u3000\u3000\u77e5\u308c\u306a\u3044\u304b\u3089\u3067\u3059\u3002
\u5b9f\u7528\u7684\u306aUDP\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3001\u4f8b\u3048\u3070TCP\u3067\u4f5c\u3063\u305f\u7c21\u6613\u30c1\u30e3\u30c3\u30c8\u3067\u3055\u3048\u3001\u3053\u306e\u307e\u307e\u3067\u306f\u5b9f\u73fe
\u3067\u304d\u307e\u305b\u3093\u3002
\u5404\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3054\u3068\u306b\u8b58\u5225\u5b50\u3092\u4f5c\u3063\u3066\u3001\u30b5\u30fc\u30d0\u3067\u53d7\u4fe1(\u540c\u4e00\u30b9\u30ec\u30c3\u30c9\u3067)\u3057\u305f\u3082\u306e\u3092\u8b58\u5225\u5b50\u306b
\u5f93\u3063\u3066\u5225\u306e\u30d0\u30c3\u30d5\u30a1\u306b\u683c\u7d0d\u3057\u3001\u305d\u306e\u30d0\u30c3\u30d5\u30a1\u306e\u51e6\u7406\u3092\u500b\u3005\u306e\u30b9\u30ec\u30c3\u30c9\u3067\u5b9f\u65bd\u3059\u308b\u3068\u3044\u3046
\u65b9\u6cd5\u3082\u3042\u308b\u3067\u3057\u3087\u3046\u3002\u3068\u3066\u3082\u8907\u96d1\u305d\u3046\u3067\u3059\u3002<\/p>\n\n\n\n
UDP<\/strong>\u3067\u884c\u3046(\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001UDP\u3067\u884c\u3046\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068TCP\u3067\u884c\u3046\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u6df7\u5728\u3059\u308b)
\u3088\u3046\u306a\u30b7\u30b9\u30c6\u30e0\u3092\u8003\u3048\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002
\u3053\u308c\u306b\u3064\u3044\u3066\u306f\u3001\u3061\u3087\u3063\u3068\u6642\u9593\u3092\u7a7a\u3051\u3066\u304b\u3089\u89e3\u8aac\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"