X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet.c;h=2e67de60fe1a4428287fed3189b4c21137842590;hp=1682705da74153241b3a96571ab5f8b6f37bdf54;hb=c217d214f4f071c235bc7c463a1da6124e2570a6;hpb=e9576632dc4b780b867044269d06cc50f76d8c05

diff --git a/src/net.c b/src/net.c
index 1682705d..2e67de60 100644
--- a/src/net.c
+++ b/src/net.c
@@ -1,7 +1,7 @@
 /*
     net.c -- most of the network code
     Copyright (C) 1998-2005 Ivo Timmermans,
-                  2000-2007 Guus Sliepen <guus@tinc-vpn.org>
+                  2000-2009 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -16,8 +16,6 @@
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-    $Id$
 */
 
 #include "system.h"
@@ -149,7 +147,8 @@ static int build_fdset(fd_set *readset, fd_set *writeset)
 			max = listen_socket[i].udp;
 	}
 
-	FD_SET(device_fd, readset);
+	if(device_fd >= 0)
+		FD_SET(device_fd, readset);
 	if(device_fd > max)
 		max = device_fd;
 	
@@ -251,7 +250,7 @@ static void check_dead_connections(void)
 			} else {
 				if(c->status.remove) {
 					logger(LOG_WARNING, _("Old connection_t for %s (%s) status %04x still lingering, deleting..."),
-						   c->name, c->hostname, c->status.value);
+						   c->name, c->hostname, bitfield_to_int(&c->status, sizeof c->status));
 					connection_del(c);
 					continue;
 				}
@@ -294,9 +293,11 @@ static void check_network_activity(fd_set * readset, fd_set * writeset)
 	cp();
 
 	/* check input from kernel */
-	if(FD_ISSET(device_fd, readset)) {
-		if(read_packet(&packet))
+	if(device_fd >= 0 && FD_ISSET(device_fd, readset)) {
+		if(read_packet(&packet)) {
+			packet.priority = 0;
 			route(myself, &packet);
+		}
 	}
 
 	/* check meta connections */
@@ -376,7 +377,13 @@ int main_loop(void)
 
 		maxfd = build_fdset(&readset, &writeset);
 
+#ifdef HAVE_MINGW
+		LeaveCriticalSection(&mutex);
+#endif
 		r = select(maxfd + 1, &readset, &writeset, NULL, &tv);
+#ifdef HAVE_MINGW
+		EnterCriticalSection(&mutex);
+#endif
 
 		if(r < 0) {
 			if(errno != EINTR && errno != EAGAIN) {
@@ -411,28 +418,35 @@ int main_loop(void)
 			/* Should we regenerate our key? */
 
 			if(keyexpires < now) {
-				ifdebug(STATUS) logger(LOG_INFO, _("Regenerating symmetric key"));
+				avl_node_t *node;
+				node_t *n;
+
+				ifdebug(STATUS) logger(LOG_INFO, _("Expiring symmetric keys"));
+
+				for(node = node_tree->head; node; node = node->next) {
+					n = node->data;
+					if(n->inkey) {
+						free(n->inkey);
+						n->inkey = NULL;
+					}
+				}
 
-				RAND_pseudo_bytes((unsigned char *)myself->key, myself->keylength);
-				if(myself->cipher)
-					EVP_DecryptInit_ex(&packet_ctx, myself->cipher, NULL, (unsigned char *)myself->key, (unsigned char *)myself->key + myself->cipher->key_len);
 				send_key_changed(broadcast, myself);
 				keyexpires = now + keylifetime;
 			}
 		}
 
+		if(sigalrm) {
+			logger(LOG_INFO, _("Flushing event queue"));
+			expire_events();
+			sigalrm = false;
+		}
 
 		while((event = get_expired_event())) {
 			event->handler(event->data);
 			free_event(event);
 		}
 
-		if(sigalrm) {
-			logger(LOG_INFO, _("Flushing event queue"));
-			flush_events();
-			sigalrm = false;
-		}
-
 		if(sighup) {
 			connection_t *c;
 			avl_node_t *node;
@@ -456,15 +470,7 @@ int main_loop(void)
 			for(node = connection_tree->head; node; node = node->next) {
 				c = node->data;
 				
-				if(c->outgoing) {
-					free(c->outgoing->name);
-					if(c->outgoing->ai)
-						freeaddrinfo(c->outgoing->ai);
-					free(c->outgoing);
-					c->outgoing = NULL;
-				}
-				
-				asprintf(&fname, "%s/hosts/%s", confbase, c->name);
+				xasprintf(&fname, "%s/hosts/%s", confbase, c->name);
 				if(stat(fname, &s) || s.st_mtime > last_config_check)
 					terminate_connection(c, c->status.active);
 				free(fname);