Aggiornamenti + alcune sockopt di IP

[gapil.git] / listati / UDP_ClientEcho.c

diff --git a/listati/UDP_ClientEcho.c b/listati/UDP_ClientEcho.c
index 746d5a772a3e3de7ab73213569556ec285b0be91..24bc6d6e47bbdcc02ca2edc736402820ec190554 100644 (file)
--- a/listati/UDP_ClientEcho.c
+++ b/listati/UDP_ClientEcho.c
@@ -1,4 +1,4 @@
-void ClientEcho(FILE * filein, int socket, struct sockaddr_in * serv_addr) 
+void ClientEcho(FILE * filein, int socket) 
 {
     char sendbuff[MAXLINE+1], recvbuff[MAXLINE+1];
     int nread, nwrite; 
@@ -7,21 +7,17 @@ void ClientEcho(FILE * filein, int socket, struct sockaddr_in * serv_addr)
        if (fgets(sendbuff, MAXLINE, filein) == NULL) {
            return;                /* if no input just return */
        } else {                   /* else we have to write to socket */
-           nwrite = sendto(socket, sendbuff, strlen(sendbuff), 0,
-                           (struct sockaddr *) serv_addr, sizeof(*serv_addr));
+           nwrite = write(socket, sendbuff, strlen(sendbuff));
            if (nwrite < 0) {      /* on error stop */
                printf("Errore in scrittura: %s", strerror(errno));
                return;
            }
        }
-       nread = recvfrom(socket, recvbuff, strlen(sendbuff), 0, NULL, NULL); 
+       nread = read(socket, recvbuff, strlen(sendbuff)); 
        if (nread < 0) {  /* error condition, stop client */
            printf("Errore in lettura: %s\n", strerror(errno));
            return;
        }
-       if (nread == 0) { /* server closed connection, stop */
-           return;
-       }
        recvbuff[nread] = 0;   /* else read is ok, write on stdout */
        if (fputs(recvbuff, stdout) == EOF) {
            perror("Errore in scrittura su terminale");