05/09/29 22:36:55 LE7U2HkX
wVerReq = MAKEWORD(1,1);//WinSockライブラリの要求Ver.1.1
if(WSAStartup(wVerReq, &wsadata) != 0){printf("ライブラリ初期化失敗\n");return 1;}
s = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
if(s == INVALID_SOCKET) ErrorProccess(0, "socket()");
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET ;
addr.sin_addr.s_addr = htonl(INADDR_ANY); // 全てのインターフェイスを許可
addr.sin_port = htons(PORT_NO);
ret = bind(s, (struct sockaddr *)&addr, sizeof(addr));
if(ret == SOCKET_ERROR) ErrorProccess(s, "bind()");
ret = listen(s, SOMAXCONN);
if(ret == SOCKET_ERROR) ErrorProccess(s, "listen()");
ret = sizeof(addrc);
sc = accept(s, (struct sockaddr *) & addrc, &ret);
if(sc == INVALID_SOCKET) ErrorProccess(s, "accept()");
closesocket(s);
printf("Cliant Address : %s\n", inet_ntoa(addrc.sin_addr));
printf("Cliant Port : %hu\n\n", ntohs(addrc.sin_port));
ret = send(sc, hello, (int)strlen(hello), 0);
if(ret == SOCKET_ERROR) ErrorProccess(sc, "send()");