X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fuml_socket%2Fdevice.c;h=aaaab443e865ca4a58d7c67c1e8a31463ee5e32e;hp=9d8bb490da583e6df123a3631c6ff2b39fcc0ad3;hb=a227843b739d279b63adcf3736ebb03d856080c4;hpb=1f00810da336f3b7132df17b7fe4625748ff4b63

diff --git a/src/uml_socket/device.c b/src/uml_socket/device.c
index 9d8bb490..aaaab443 100644
--- a/src/uml_socket/device.c
+++ b/src/uml_socket/device.c
@@ -1,7 +1,7 @@
 /*
     device.c -- UML network socket
-    Copyright (C) 2002-2004 Ivo Timmermans <ivo@tinc-vpn.org>,
-                  2002-2004 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 2002-2005 Ivo Timmermans,
+                  2002-2009 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
@@ -13,11 +13,9 @@
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
-    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: device.c 1374 2004-03-21 14:21:22Z guus $
+    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.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
 #include "system.h"
@@ -36,9 +34,9 @@ static int request_fd = -1;
 static int data_fd = -1;
 static int write_fd = -1;
 static int state = 0;
-char *device;
+char *device = NULL;
 char *iface = NULL;
-char *device_info;
+static char *device_info;
 
 extern char *identname;
 extern bool running;
@@ -57,8 +55,7 @@ static struct request {
 
 static struct sockaddr_un data_sun;
 
-bool setup_device(void)
-{
+bool setup_device(void) {
 	struct sockaddr_un listen_sun;
 	static const int one = 1;
 	struct {
@@ -68,10 +65,8 @@ bool setup_device(void)
 	} name;
 	struct timeval tv;
 
-	cp();
-
 	if(!get_config_string(lookup_config(config_tree, "Device"), &device))
-		asprintf(&device, LOCALSTATEDIR "/run/%s.umlsocket", identname);
+		xasprintf(&device, LOCALSTATEDIR "/run/%s.umlsocket", identname);
 
 	get_config_string(lookup_config(config_tree, "Interface"), &iface);
 
@@ -154,10 +149,7 @@ bool setup_device(void)
 	return true;
 }
 
-void close_device(void)
-{
-	cp();
-
+void close_device(void) {
 	if(listen_fd >= 0)
 		close(listen_fd);
 
@@ -171,14 +163,14 @@ void close_device(void)
 		close(write_fd);
 
 	unlink(device);
+
+	free(device);
+	if(iface) free(iface);
 }
 
-bool read_packet(vpn_packet_t *packet)
-{
+bool read_packet(vpn_packet_t *packet) {
 	int lenin;
 
-	cp();
-
 	switch(state) {
 		case 0: {
 			struct sockaddr sa;
@@ -254,10 +246,7 @@ bool read_packet(vpn_packet_t *packet)
 	}
 }
 
-bool write_packet(vpn_packet_t *packet)
-{
-	cp();
-
+bool write_packet(vpn_packet_t *packet) {
 	if(state != 2) {
 		ifdebug(TRAFFIC) logger(LOG_DEBUG, _("Dropping packet of %d bytes to %s: not connected to UML yet"),
 				packet->len, device_info);
@@ -281,10 +270,7 @@ bool write_packet(vpn_packet_t *packet)
 	return true;
 }
 
-void dump_device_stats(void)
-{
-	cp();
-
+void dump_device_stats(void) {
 	logger(LOG_DEBUG, _("Statistics for %s %s:"), device_info, device);
 	logger(LOG_DEBUG, _(" total bytes in:  %10d"), device_total_in);
 	logger(LOG_DEBUG, _(" total bytes out: %10d"), device_total_out);