Make servers more verbose about connections.

Author: larsbrinkhoff

apps/discard.c

@@ -13,6 +13,8 @@ static void discard_server (int sock)
   int host, connection, size;
   char buffer[1000];
 
+  fprintf (stderr, "Listening to socket %d.\n", sock);
+
   size = 8;
   if (ncp_listen (sock, &size, &host, &connection) == -1) {
     fprintf (stderr, "NCP listen error.\n");

apps/echo.c

@@ -67,6 +67,8 @@ static void echo_server (int sock)
   int host, connection, size, n;
   char buffer[1000], *ptr;
 
+  fprintf (stderr, "Listening to socket %d.\n", sock);
+
   size = 8;
   if (ncp_listen (sock, &size, &host, &connection) == -1) {
     fprintf (stderr, "NCP listen error.\n");

apps/finser.c

@@ -27,11 +27,14 @@ int main (int argc, char **argv)
     exit (1);
   }
 
+  fprintf (stderr, "Listening to socket %d.\n", SOCKET);
+
   size = 8;
   if (ncp_listen (SOCKET, &size, &host, &connection) == -1) {
     fprintf (stderr, "NCP listen error.\n");
     exit (1);
   }
+  fprintf (stderr, "Connection from host %03o.\n", host);
 
   size = sizeof command;
   if (ncp_read (connection, command, &size) == -1) {

apps/gateway.c

@@ -140,6 +140,8 @@ static void tcp_to_ncp (const char *port, const char *host, const char *sock)
   int connection, foreign_port;
   int fd, s, size;
 
+  fprintf (stderr, "Listening to port %s.\n", port);
+
   s = inet_server (port);
   fd = inet_accept (s, &foreign_host, &foreign_port);
   fprintf (stderr, "Connection from host %s on port %d.\n",
@@ -161,6 +163,7 @@ static void tcp_to_ncp (const char *port, const char *host, const char *sock)
     exit (1);
   }
 
+  fprintf (stderr, "Forwarding to host %d socket %d.\n", ncp_host, ncp_sock);
   transport (fd, connection);
 
   if (ncp_close (connection) == -1) {
@@ -173,6 +176,8 @@ static void ncp_to_tcp (int sock, const char *host, const char *port)
 {
   int fd, ncp_host, connection, size;
 
+  fprintf (stderr, "Listening to socket %d.\n", sock);
+
   size = 8;
   if (ncp_listen (sock, &size, &ncp_host, &connection) == -1) {
     fprintf (stderr, "NCP listen error.\n");
@@ -181,6 +186,7 @@ static void ncp_to_tcp (int sock, const char *host, const char *port)
   fprintf (stderr, "Connection from host %03o on socket %d.\n", ncp_host, sock);
 
   fd = inet_connect (host, port);
+  fprintf (stderr, "Forwarding to host %s port %s.\n", host, port);
   transport (fd, connection);
 
   if (ncp_close (connection) == -1)

apps/telnet.c

@@ -400,6 +400,7 @@ static void telnet_server (int host, int sock,
     fprintf (stderr, "NCP listen error.\n");
     exit (1);
   }
+  fprintf (stderr, "Connection from host %03o.\n", host);
 
   reader_fd = reader (connection);
   writer_fd = writer (connection);