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/* serveur.c */
#include <stdio.h>
#include <stdlib.h>
#ifdef WIN32
#include <winsock2.h>
#define bzero(a,b) memset (a,0,b)
#define close(a) closesocket((SOCKET)a)
#else
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <sys/un.h>
#include <arpa/inet.h>
#endif
#define MASOCKET 1200
#define MAX 512
static void ecoute (int sock)
{
char recvline[MAX];
int n = recv (sock, recvline, MAX, 0);
if (n > 0)
{
recvline[n] = 0;
if (fputs (recvline, stdout) == EOF)
{
perror ("fputs error");
exit (1);
}
}
}
int main (void)
{
int ret;
int sock, newsock, childpid;
struct sockaddr_in serv_addr, client_addr;
#ifdef WIN32
WSADATA wsa_data;
int err = WSAStartup (MAKEWORD (2, 2), &wsa_data);
if (!err)
{
puts ("WIN: winsock2: OK");
#else
{
int err;
#endif
if ((sock = socket (AF_INET, SOCK_STREAM, 0)) < 0)
{
perror ("Serveur->Socket error");
exit (1);
}
bzero (&serv_addr, sizeof (serv_addr));
serv_addr.sin_family = AF_INET;
serv_addr.sin_addr.s_addr = htonl (INADDR_ANY);
serv_addr.sin_port = htons (MASOCKET);
if (bind (sock, (struct sockaddr *) &serv_addr, sizeof (serv_addr)) < 0)
{
perror ("Serveur->Bind error");
exit (1);
}
if (listen (sock, 9) < 0)
{
perror ("Serveur->Listen error");
exit (1);
}
while (1)
{
perror ("bbb");
newsock = accept (sock, (struct sockaddr *) NULL, NULL);
if (newsock < 0)
{
perror ("Server->Accept error");
exit (1);
}
#ifdef WIN32
ecoute (newsock);
#else
if ((childpid = fork ()) < 0)
{ //echec création du fils
perror ("Serveur->Fork error");
exit (1);
}
else if (childpid == 0)
{ //on est dans le fils
close (sock);
perror ("aaa");
ecoute (newsock);
exit (0);
}
#endif
close (newsock);
}
#if defined (WIN32)
WSACleanup ();
#endif
}
if (err)
{
ret = EXIT_FAILURE;
}
else
{
ret = EXIT_SUCCESS;
}
return ret;
} |
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