socket client and server

// server.cpp : Defines the entry point for the console application. // #include "stdafx.h" #include <stdio.h> #include <string.h> #include <winsock2.h> #define BACKLOG 10 typedef struct sockaddr_in socketadd; typedef struct sockaddr socketaddcm; typedef struct { unsigned char active; int socket; socketadd add; } socket_client; DWORD do_accept_cleint_socket(socket_client * sct) { char buff[1024] = {0}; printf("do_accept_cleint_socket(%s)", inet_ntoa(sct->add.sin_addr)); while (1) { memset(buff, 0, 1024); while (recv(sct->socket, buff, 1024, 0)) { printf(buff); } printf("\n"); } return 1; } void do_server_socket(void) { int socket_sv; socketadd server_add; int sin_size, connect_count = 0; socket_client clientconnect[1000] = {0}; DWORD threadids[1000] = {0}; if ((socket_sv = socket(AF_INET, SOCK_STREAM, 0)) == -1) { printf("create socket error, exit(1)"); return; } server_add.sin_family = AF_INET; server_add.sin_addr.s_addr = ADDR_ANY; server_add.sin_port = htons(3000); memset(&(server_add.sin_zero), 0, 8); if (bind(socket_sv, (socketaddcm *)&server_add, sizeof(socketadd)) == -1) { printf("bind socket error, exit(1)"); return; } if (listen(socket_sv, BACKLOG) == -1) { printf("listen socket error, exit(1)"); return; } sin_size = sizeof(struct sockaddr_in); while (1) { if ((clientconnect[connect_count].socket = accept(socket_sv, (struct sockaddr *)&(clientconnect[connect_count].add), &sin_size)) == -1) { printf("accept error."); continue; } else { clientconnect[connect_count].active = 1; CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)(&do_accept_cleint_socket), &clientconnect[connect_count], 0, &threadids[connect_count]); connect_count++; } } shutdown(socket_sv, SD_BOTH); } int main(int argc, char* argv[]) { do_server_socket(); return 0; }