Add a configuration option for TCP keepalives (SO_KEEPALIVE), default off.

[u/mdw/putty] / portfwd.c

diff --git a/portfwd.c b/portfwd.c
index f740267..b95e5ac 100644 (file)
--- a/portfwd.c
+++ b/portfwd.c
@@ -255,7 +255,7 @@ static int pfd_receive(Plug plug, int urgent, char *data, int len)
                    if (pr->hostname[1] != 1 || pr->hostname[2] != 0) {
                        /* Not CONNECT or reserved field nonzero - error */
                        reply[1] = 1;   /* generic failure */
-                       sk_write(pr->s, reply, lenof(reply));
+                       sk_write(pr->s, (char *) reply, lenof(reply));
                        pfd_close(pr->s);
                        return 1;
                    }
@@ -266,7 +266,7 @@ static int pfd_receive(Plug plug, int urgent, char *data, int len)
                    pr->port = GET_16BIT_MSB_FIRST(pr->hostname+4+alen);
                    if (atype == 1) {
                        /* REP=0 (success) already */
-                       sk_write(pr->s, reply, lenof(reply));
+                       sk_write(pr->s, (char *) reply, lenof(reply));
                        sprintf(pr->hostname, "%d.%d.%d.%d",
                                (unsigned char)pr->hostname[4],
                                (unsigned char)pr->hostname[5],
@@ -275,7 +275,7 @@ static int pfd_receive(Plug plug, int urgent, char *data, int len)
                        goto connect;
                    } else if (atype == 3) {
                        /* REP=0 (success) already */
-                       sk_write(pr->s, reply, lenof(reply));
+                       sk_write(pr->s, (char *) reply, lenof(reply));
                        memmove(pr->hostname, pr->hostname + 5, alen-1);
                        pr->hostname[alen-1] = '\0';
                        goto connect;
@@ -284,13 +284,13 @@ static int pfd_receive(Plug plug, int urgent, char *data, int len)
                         * Unknown address type. (FIXME: support IPv6!)
                         */
                        reply[1] = 8;   /* atype not supported */
-                       sk_write(pr->s, reply, lenof(reply));
+                       sk_write(pr->s, (char *) reply, lenof(reply));
                        pfd_close(pr->s);
-                       return 1;                       
+                       return 1;
                    }
                }
            }
-           
+
            /*
             * If we get here without either having done `continue'
             * or `goto connect', it must be because there is no
@@ -390,7 +390,7 @@ const char *pfd_newconnect(Socket *s, char *hostname, int port,
     pr->dynamic = 0;
 
     pr->s = *s = new_connection(addr, dummy_realhost, port,
-                               0, 1, 0, (Plug) pr, cfg);
+                               0, 1, 0, 0, (Plug) pr, cfg);
     if ((err = sk_socket_error(*s)) != NULL) {
        sfree(pr);
        return err;