socket

//server.cpp int server_(){ int listenfd, connfd; if((listenfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) return -1; struct sockaddr_in serverAddr, clinetAddr; bzero(&serverAddr, sizeof(serverAddr)); serverAddr.sin_family = AF_INET; serverAddr.sin_addr.s_addr = htons(INADDR_ANY); serverAddr.sin_port = htons(8888); if(bind(listenfd, (struct sockaddr*)&serverAddr, sizeof(serverAddr)) == -1) return -1; if(listen(listenfd, 2048) == -1) return -1; socklen_t clilenlen; while(1){ if((connfd = accept(listenfd, (struct sockaddr*)&clinetAddr, &clilenlen)) == -1) return -1; } } //client.cpp int client_(){ int clientfd; if((clientfd = socket(AF_INET, SOCK_STREAM, 0)) < 0) return -1; s struct sockaddr_in serverAddr; bzero(&serverAddr, sizeof(serverAddr)); serverAddr.sin_family = AF_INET; serverAddr.sin_port(8888); if(inet_pton(AF_INET, argv[1], &serverAddr.sin_addr) < 0){ return -1; } if(connect(clientfd, (struct sockaddr*)&serverAddr, sizeof(serverAddr)) < 0) return -1; }