X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fraw_socket%2Fdevice.c;h=77e0540d82edcc93eefa0e488abab2b7eb1acaa2;hp=6a94ce38bc9129526affc025752132de437601ed;hb=eefa28059ab989c915a7d95fb4ae728abd7ce713;hpb=471308e1636e7a06e1d9ebc98e82b1c0c5150dde

diff --git a/src/raw_socket/device.c b/src/raw_socket/device.c
index 6a94ce38..77e0540d 100644
--- a/src/raw_socket/device.c
+++ b/src/raw_socket/device.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: device.c,v 1.1.2.7 2003/07/12 17:41:48 guus Exp $
+    $Id: device.c,v 1.1.2.8 2003/07/22 20:55:21 guus Exp $
 */
 
 #include "config.h"
@@ -43,7 +43,6 @@
 #include "system.h"
 
 int device_fd = -1;
-int device_type;
 char *device;
 char *interface;
 char ifrname[IFNAMSIZ];
@@ -52,7 +51,7 @@ char *device_info;
 int device_total_in = 0;
 int device_total_out = 0;
 
-int setup_device(void)
+bool setup_device(void)
 {
 	struct ifreq ifr;
 	struct sockaddr_ll sa;
@@ -71,7 +70,7 @@ int setup_device(void)
 	if((device_fd = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL))) < 0) {
 		logger(LOG_ERR, _("Could not open %s: %s"), device_info,
 			   strerror(errno));
-		return -1;
+		return false;
 	}
 
 	memset(&ifr, 0, sizeof(ifr));
@@ -80,7 +79,7 @@ int setup_device(void)
 		close(device_fd);
 		logger(LOG_ERR, _("Can't find interface %s: %s"), interface,
 			   strerror(errno));
-		return -1;
+		return false;
 	}
 
 	memset(&sa, '0', sizeof(sa));
@@ -90,12 +89,12 @@ int setup_device(void)
 
 	if(bind(device_fd, (struct sockaddr *) &sa, (socklen_t) sizeof(sa))) {
 		logger(LOG_ERR, _("Could not bind to %s: %s"), device, strerror(errno));
-		return -1;
+		return false;
 	}
 
 	logger(LOG_INFO, _("%s is a %s"), device, device_info);
 
-	return 0;
+	return true;
 }
 
 void close_device(void)
@@ -105,7 +104,7 @@ void close_device(void)
 	close(device_fd);
 }
 
-int read_packet(vpn_packet_t *packet)
+bool read_packet(vpn_packet_t *packet)
 {
 	int lenin;
 
@@ -114,7 +113,7 @@ int read_packet(vpn_packet_t *packet)
 	if((lenin = read(device_fd, packet->data, MTU)) <= 0) {
 		logger(LOG_ERR, _("Error while reading from %s %s: %s"), device_info,
 			   device, strerror(errno));
-		return -1;
+		return false;
 	}
 
 	packet->len = lenin;
@@ -125,10 +124,10 @@ int read_packet(vpn_packet_t *packet)
 			   device_info);
 	}
 
-	return 0;
+	return true;
 }
 
-int write_packet(vpn_packet_t *packet)
+bool write_packet(vpn_packet_t *packet)
 {
 	cp();
 
@@ -138,12 +137,12 @@ int write_packet(vpn_packet_t *packet)
 	if(write(device_fd, packet->data, packet->len) < 0) {
 		logger(LOG_ERR, _("Can't write to %s %s: %s"), device_info, device,
 			   strerror(errno));
-		return -1;
+		return false;
 	}
 
 	device_total_out += packet->len;
 
-	return 0;
+	return true;
 }
 
 void dump_device_stats(void)