socket客户端源码

c++实现的Socket客户端建立程序，WSADATA wsd; if(WSAStartup(MAKEWORD(2,2),&wsd)) { MessageBox("WSAStartup_error",NULL,0); } int ini=0; SOCKET s; s=socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); if (INVALID_SOCKET==s) { ini=WSAGetLastError(); MessageBox("ini_socket_error",NULL,0); }