socket
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//socket_server
#include <winsock2.h>
#include <iostream>
//using namespace std;
void main()
{
std::cout << "Start up tcp server./n";
WSADATA wsaData;
WORD sockVersion = MAKEWORD(2, 0);
if(0 != WSAStartup(sockVersion, &wsaData))
{
std::cout << "Failed to retrive socket verson./n";
return;
}
SOCKET sock_sev;
sock_sev = socket(AF_INET,SOCK_STREAM, 0);
if(INVALID_SOCKET == sock_sev)
{
std::cout << "Invalid socket."<< std::endl;
WSACleanup();
return;
}
sockaddr_in addr_sev;
addr_sev.sin_family = AF_INET;
addr_sev.sin_port = htons(6111);
addr_sev.sin_addr.S_un.S_addr = INADDR_ANY;
if(SOCKET_ERROR == bind(sock_sev, (sockaddr*)&addr_sev, sizeof(addr_sev)))
{
std::cout << "Failed to bind" << std::endl;
WSACleanup();
return;
}
if(SOCKET_ERROR == listen(sock_sev, 10))
{
std::cout << "Failed to listen./n";
WSACleanup();
return;
}
SOCKET sock_client;
sockaddr_in addr_client;
int nAddrLen = sizeof(addr_client);
while(true)
{
char tmp[100];
sock_client = accept(sock_sev, (sockaddr*)&addr_client, &nAddrLen);
if(INVALID_SOCKET == sock_client)
{
std::cout << "Failet to accept./n";
continue;
}
sprintf(tmp, "Your IP is %s/n", inet_ntoa(addr_client.sin_addr));
send(sock_client, tmp, strlen(tmp), 0);
std::cout << "Connection from " << inet_ntoa(addr_client.sin_addr) <<std::endl;
char crecv[100];
int loop = 10;
while(loop > 0)
{
recv(sock_client, crecv, 100, 0);
std::cout << "recv from client: " << crecv << std::endl;
loop--;
}
closesocket(sock_client);
}
}
//socket_client
#include <winsock2.h>
#include <iostream>
#include <windows.h>
void main()
{
std::cout << "Start up tcp client./n";
WSADATA wsaData;
WORD sockVersion = MAKEWORD(2,0);
if(0 != WSAStartup(sockVersion, &wsaData))
{
std::cout << "Failed to retrive socket version./n";
return;
}
SOCKET sock_client;
sock_client = socket(AF_INET, SOCK_STREAM, 0);
if(INVALID_SOCKET == sock_client)
{
std::cout <<"Invalid socket./n";
WSACleanup();
return;
}
sockaddr_in addr_sev;
addr_sev.sin_family = AF_INET;
addr_sev.sin_port = htons(6111);
addr_sev.sin_addr.S_un.S_addr = inet_addr("127.0.0.1");
if(SOCKET_ERROR == connect(sock_client, (sockaddr*)&addr_sev, sizeof(addr_sev)))
{
std::cout << "Failed to connect./n";
WSACleanup();
return;
}
char buf[100];
int recv_size = 0;
recv_size = recv(sock_client, buf, 100, 0);
if(100 > recv_size)
{
buf[recv_size] = '/0';
std::cout << "receive data is: "<< buf << std::endl;
memset(buf, 0, sizeof(buf));
}
else
{
std::cout << "receive data is overflow" << std::endl;
}
int loop = 10;
char input[100];
while(loop > 0)
{
std::cout << "please input the words: ";
gets(input);
//send(sock_client, "this is client", strlen("this is client")+1, 0);
send(sock_client, input, strlen(input)+1, 0);
Sleep(1000);
loop--;
}
char recvInfo[100];
recv(sock_client, recvInfo, 100, 0);
closesocket(sock_client);
WSACleanup();
return;
}
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