수다닷컴

1:1채팅프로그램을 비동기로 작성해보려합니다.컴파일 에러는 없는데 실행하면굵은글씨부분으로 들어가는데 원인이 뭔지 모르겠습니다.잘 흘러가다 굵은글씨로 흘러들어가서 에러라고 떠버리네요.그냥 무작정 흉내내본 소스인데 에러없어 좋아하다 망조가 보이네요..어떻게 수정해줘야 하나요?#include stdio.h#include stdlib.h//#include windows.h#include process.h#include winsock2.h#include locale.hunsigned int WINAPI ThreadFunction(void *arg);bool Quit;SOCKET hClntSock;WSAEVENT hEvent;////BOOL AddSocketInfo(SOCKET hServSock);//void err_quit(char *msg);//void err_display(char *msg);//void err_display(int errcode);//int main(){ setlocale(LC_ALL, korean); HANDLE hThread = NULL; DWORD dwThreadID = NULL; DWORD dw = 0; WSADATA wsaData; SOCKET hServSock; SOCKADDR_IN servAddr;// SOCKADDR_IN clntAddr; int szClntAddr; int strLen;int retval;// char message[256]; char port[] = 9888; if(WSAStartup(MAKEWORD(2,2),&wsaData) != 0) return 0;printf(윈속라이브러리초기화\n); hServSock = socket(PF_INET,SOCK_STREAM,0); if(hServSock == INVALID_SOCKET) return 0;printf(클라이언트소켓생성\n); memset(&servAddr,0,sizeof(servAddr)); servAddr.sin_family = AF_INET; servAddr.sin_addr.s_addr = htonl(INADDR_ANY); servAddr.sin_port = htons(atoi(port)); if( bind(hServSock,(SOCKADDR*) &servAddr,sizeof(servAddr)) == SOCKET_ERROR) return 0;printf(주소할당\n); if(listen(hServSock,5) == SOCKET_ERROR) return 0;printf(요청대기\n);////AddSocketInfo(hServSock);WSAEVENT hEvent=WSACreateEvent();if(hEvent == WSA_INVALID_EVENT){err_display(WSACreateEvent());return FALSE;}retval= WSAEventSelect(hServSock,hEvent, FD_READ|FD_WRITE);if(retval==SOCKET_ERROR)err_quit(WSAEventSelect());WSANETWORKEVENTS NetworkEvents;SOCKET hClntSock;SOCKADDR_IN clntAddr;WSAEnumNetworkEvents(hServSock,hEvent, &NetworkEvents);if(NetworkEvents.lNetworkEvents & FD_ACCEPT){if(NetworkEvents.iErrorCode[FD_ACCEPT_BIT] != 0){printf(오류코드 = %d\n,NetworkEvents.iErrorCode[FD_ACCEPT_BIT]);}else{hClntSock = accept(hServSock,(SOCKADDR*)&clntAddr,&szClntAddr);}}if(NetworkEvents.lNetworkEvents & FD_READ){if(NetworkEvents.iErrorCode[FD_READ_BIT] != 0){printf(오류코드 = %d\n,NetworkEvents.iErrorCode[FD_READ_BIT]);}else{hThread = (HANDLE)_beginthreadex(NULL,0,ThreadFunction,NULL,0,(unsigned*)&dwThreadID);}}// szClntAddr = sizeof(clntAddr); // hClntSock = accept(hServSock,(SOCKADDR*)&clntAddr,&szClntAddr); printf(접속성공!\n);// hThread = (HANDLE)_beginthreadex(NULL,0,ThreadFunction,NULL,0,(unsigned*)&dwThreadID); if(!hThread) { printf(_beginthreadex Error\n); return FALSE; } while(!Quit) { //printf(보낼메세지:); gets(message); printf(보낸메세지:%s \r\n,message); if(!strcmp(message,exit)) Quit = true; strLen = send(hClntSock,message,sizeof(message),0); // 데이터전송 if(strLen == SOCKET_ERROR) { printf(소켓에러! [send]\n); Quit = true; } } Quit = true; dw = WaitForSingleObject(hThread,INFINITE); if(dw == WAIT_FAILED) { printf(WaitForSingleObject Error\n); return FALSE; } printf(main 함수종료!!\n); closesocket(hClntSock); WSACleanup(); return 0;}unsigned int WINAPI ThreadFunction(void *arg){ int strLen; char message[256]; while(!Quit) { strLen = recv(hClntSock,message,sizeof(message),0); if(strLen == SOCKET_ERROR ) { printf(소켓에러! [recv]\n); Quit = true; } printf(받은데이터 %s \n,message); } return 0;}// 소켓 함수 오류 출력 후 종료void err_quit(char *msg){LPVOID lpMsgBuf;FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,NULL, WSAGetLastError(),MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),(LPTSTR)&lpMsgBuf, 0, NULL);MessageBox(NULL, (LPCTSTR)lpMsgBuf, msg, MB_ICONERROR);LocalFree(lpMsgBuf);exit(1);}// 소켓 함수 오류 출력void err_display(char *msg){LPVOID lpMsgBuf;FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,NULL, WSAGetLastError(),MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),(LPTSTR)&lpMsgBuf, 0, NULL);printf([%s] %s, msg, (char *)lpMsgBuf);LocalFree(lpMsgBuf);}// 소켓 함수 오류 출력void err_display(int errcode){LPVOID lpMsgBuf;FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM,NULL, WSAGetLastError(),MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),(LPTSTR)&lpMsgBuf, 0, NULL);printf([오류] %s, (char *)lpMsgBuf);LocalFree(lpMsgBuf);}

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