From: Simone Piccardi <piccardi@gnulinux.it>
Date: Sat, 18 Oct 2003 16:32:58 +0000 (+0000)
Subject: Questo me l'ero dimenticato. Nuovo codice della funzione principale del client
X-Git-Url: https://gapil.gnulinux.it/gitweb/?p=gapil.git;a=commitdiff_plain;h=82d10885f12f0cc6edaa8605cc6cbf03193b595e

Questo me l'ero dimenticato. Nuovo codice della funzione principale del client
---

diff --git a/listati/ClientEcho_third.c b/listati/ClientEcho_third.c
new file mode 100644
index 0000000..f1290ef
--- /dev/null
+++ b/listati/ClientEcho_third.c
@@ -0,0 +1,42 @@
+void ClientEcho(FILE * filein, int socket) 
+{
+    char sendbuff[MAXLINE+1], recvbuff[MAXLINE+1];
+    int nread, nwrite; 
+    int maxfd;
+    fd_set fset;
+    /* initialize file descriptor set */
+    FD_ZERO(&fset);
+    maxfd = max(fileno(stdin), socket) + 1;
+    while (1) {
+	FD_SET(socket, &fset);        /* set for the socket */
+	FD_SET(fileno(stdin), &fset); /* set for the standard input */
+	select(maxfd, &fset, NULL, NULL, NULL); /* wait for read ready */
+	if (FD_ISSET(fileno(stdin), &fset)) {   /* if ready on stdin */
+	    if (fgets(sendbuff, MAXLINE, filein) == NULL) { /* if no input */
+		return;               /* we stopped client */
+	    } else {                  /* else we have to write to socket */
+		nwrite = FullWrite(socket, sendbuff, strlen(sendbuff)); 
+		if (nwrite < 0) {     /* on error stop */
+		    printf("Errore in scrittura: %s", strerror(errno));
+		    return;
+		}
+	    }
+	}
+	if (FD_ISSET(socket, &fset)) { /* if ready on socket */ 
+	    nread = read(socket, recvbuff, strlen(sendbuff)); /* do read */
+	    if (nread < 0) {  /* error condition, stop client */
+		printf("Errore in lettura: %s\n", strerror(errno));
+		return;
+	    }
+	    if (nread == 0) { /* server closed connection, stop */
+		printf("EOF sul socket\n");
+		return;
+	    }
+	    recvbuff[nread] = 0;   /* else read is ok, write on stdout */
+	    if (fputs(recvbuff, stdout) == EOF) {
+		perror("Errore in scrittura su terminale");
+		return;
+	    }
+	}
+    }
+}