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//---------------------------------------------------------------------------
#include <iostream>
#include <stdio.h>
#include <conio.h>
using namespace std;
#pragma hdrstop
//---------------------------------------------------------------------------
#pragma argsused
DWORD WINAPI ServerThread(LPVOID pParam);
int main(int argc, char* argv[])
{
DWORD ThId = 0;
cout << "Appuyer qur Esc pour quitter\r\n";
CreateThread(NULL, 0, ServerThread, 0, 0, &ThId);
while(getch()!=27);
return 0;
}
//---------------------------------------------------------------------------
DWORD WINAPI ServerThread(LPVOID pParam)
{
cout << "Serveur TCP lancé\r\n";
SOCKET server;
SOCKET client;
sockaddr_in from;
WSADATA wsaData;
sockaddr_in local;
//Initialisation socket
int wsaret=WSAStartup(0x101,&wsaData);
if(wsaret!=0)
{
cout << "Mauvaise version socket\r\n";
return 0;
}
//Paramètres du serveur
local.sin_family=AF_INET; //TCP
local.sin_addr.s_addr=INADDR_ANY; //Adresse IP aléatoire
local.sin_port=htons((u_short)10000); //Port d'écoute
//création du socket serveur
server=socket(AF_INET,SOCK_STREAM,0);
if(server==INVALID_SOCKET)
{
cout << "Impossible de créer un socket\r\n";
return 0;
}
//Association @IP<->Port
if(bind(server,(sockaddr*)&local,sizeof(local))!=0)
{
cout << "Erreur Bind\r\n";
return 0;
}
//début d'écoute
if(listen(server,10)!=0)
{
cout << "Erreur Listen\r\n";
return 0;
}
int fromlen=sizeof(from);
while(true)
{
char temp[512];
//Accepter les demandes de connexion
client=accept(server,
(struct sockaddr*)&from,&fromlen);
cout << "Connexion de " << inet_ntoa(from.sin_addr) <<"\r\n";
//Envoi d'une trame vers le client
sprintf(temp,"Votre adresse IP est %s\r\n",inet_ntoa(from.sin_addr));
send(client,temp,strlen(temp),0);
//Fermeture de la connexion
closesocket(client);
}
//Fermeture du serveur
closesocket(server);
WSACleanup();
return 0;
} |
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