用C或者C++語言實(shí)現(xiàn)SOCKET通信
#include
#include
void main()
{
WORDwVersionRequested;
WSADATA wsaData;
int err;
wVersionRequested = MAKEWORD(1,1);
err = WSAStartup(wVersionRequested,&wsaData);
if( err != 0)
{
return;
}
if(LOBYTE( wsaData.wVersion ) != 1||
HIBYTE( wsaData.wVersion) != 1)
{
WSACleanup();
return;
}
SOCKET sockSrv=socket(AF_INET,SOCK_STREAM,0);
SOCKADDR_IN addrSrv;
addrSrv.sin_addr.S_un.S_addr=htonl(INADDR_ANY);
addrSrv.sin_family=AF_INET;
addrSrv.sin_port=htons(6000);
bind(sockSrv,(SOCKADDR*)&addrSrv,sizeof(SOCKADDR));
listen(sockSrv,5);
SOCKADDR_IN addrClient;
int len=sizeof(SOCKADDR);
while(1)
{
SOCKET sockConn=accept(sockSrv,(SOCKADDR*)&addrClient,&len);
char sendBuf[100];
sprint(sendBuf,”Welcome %s to http://www.sunxin.org“,
inet_ntoa(addrClient.sin_addr));
send(sockConn,sendBuf,strlen(sendBuf)+1,0);
char recvBuf[100];
recv(sockConn,recvBuf);
printf(“%s\n”,recvBuf);
closesocket(sockConn);
WSACleanup();
}
}
注：這是Server端;File->New->Win32 Console Application，工程名：TcpSrv;然后，F(xiàn)ile->New->C++ Source File，文件名：TcpSrv;在該工程的'Setting的Link的Object/library modules項(xiàng)要加入ws2_32.lib
#include
#include
void main()
{
WORDwVersionRequested;
WSADATA wsaData;
int err;
wVersionRequested = MAKEWORD(1,1);
err = WSAStartup(wVersionRequested,&wsaData);
if( err != 0)
{
return;
}
if(LOBYTE( wsaData.wVersion ) != 1||
HIBYTE( wsaData.wVersion) != 1)
{
WSACleanup();
return;
}
SOCKET sockClient=socket(AF_INET,SOCK_STREAM,0);
SOCKADDR_IN addrSrv;
addrSrv.sin_addr.S_un.S_addr=inet_addr(“127.0.0.1″);
addrSrv.sin_family=AF_INET;
addrSrv.sin_porthtons(6000);
connect(sockClient,(SOCKADDR*)&addrSrv,sizeof(SOCKADDR));
char recvBuf[100];
recv(sockClient,recvBuf,100,0);
printf(“%s\n”,recvBuf);
send(sockClient,”This is zhangsan”,strlen(“This is zhangsan”)+1,0);
closesocket(sockClient);
WSACleanup();
}
注：這是Client端;File->New->Win32 Console Application，工程名：TcpClient;然后，F(xiàn)ile->New->C++ Source File，文件名：TcpClient;同理，在該工程的Setting的Link的Object/library modules項(xiàng)要加入ws2_32.lib
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