along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: device.c,v 1.1.2.2 2002/09/09 21:25:28 guus Exp $
+ $Id: device.c,v 1.1.2.4 2002/09/10 21:29:42 guus Exp $
*/
#include "config.h"
{
struct ifreq ifr;
struct sockaddr_ll sa;
- cp if(!get_config_string
+
+ cp();
+
+ if(!get_config_string
(lookup_config(config_tree, "Interface"), &interface))
interface = "eth0";
device = interface;
device_info = _("raw socket");
- cp if((device_fd = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL))) < 0) {
+
+ if((device_fd = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL))) < 0) {
syslog(LOG_ERR, _("Could not open %s: %s"), device_info,
strerror(errno));
return -1;
syslog(LOG_ERR, _("Could not bind to %s: %s"), device, strerror(errno));
return -1;
}
- cp
- /* Set default MAC address for ethertap devices */
- mymac.type = SUBNET_MAC;
+
+ /* Set default MAC address for ethertap devices */
+ mymac.type = SUBNET_MAC;
mymac.net.mac.address.x[0] = 0xfe;
mymac.net.mac.address.x[1] = 0xfd;
mymac.net.mac.address.x[2] = 0x00;
mymac.net.mac.address.x[5] = 0x00;
syslog(LOG_INFO, _("%s is a %s"), device, device_info);
- cp return 0;
+
+ return 0;
}
void close_device(void)
{
- cp close(device_fd);
+ cp();
+
+ close(device_fd);
}
/*
read, encrypt and send data that is
available through the ethertap device
*/
-int read_packet(vpn_packet_t * packet)
+int read_packet(vpn_packet_t *packet)
{
int lenin;
- cp if((lenin = read(device_fd, packet->data, MTU)) <= 0) {
+
+ cp();
+
+ if((lenin = read(device_fd, packet->data, MTU)) <= 0) {
syslog(LOG_ERR, _("Error while reading from %s %s: %s"), device_info,
device, strerror(errno));
return -1;
}
return 0;
-cp}
+}
-int write_packet(vpn_packet_t * packet)
+int write_packet(vpn_packet_t *packet)
{
- cp if(debug_lvl >= DEBUG_TRAFFIC)
+ cp();
+
+ if(debug_lvl >= DEBUG_TRAFFIC)
syslog(LOG_DEBUG, _("Writing packet of %d bytes to %s"),
packet->len, device_info);
}
device_total_out += packet->len;
- cp return 0;
+
+ return 0;
}
void dump_device_stats(void)
{
- cp syslog(LOG_DEBUG, _("Statistics for %s %s:"), device_info, device);
+ cp();
+
+ syslog(LOG_DEBUG, _("Statistics for %s %s:"), device_info, device);
syslog(LOG_DEBUG, _(" total bytes in: %10d"), device_total_in);
syslog(LOG_DEBUG, _(" total bytes out: %10d"), device_total_out);
-cp}
+}