/*
device.c -- Interaction with Solaris tun device
Copyright (C) 2001-2005 Ivo Timmermans,
- 2001-2009 Guus Sliepen <guus@tinc-vpn.org>
+ 2001-2011 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
#define DEFAULT_DEVICE "/dev/tun"
int device_fd = -1;
+int ip_fd = -1, if_fd = -1;
char *device = NULL;
char *iface = NULL;
static char *device_info = NULL;
-static int device_total_in = 0;
-static int device_total_out = 0;
+static uint64_t device_total_in = 0;
+static uint64_t device_total_out = 0;
bool setup_device(void) {
- int ip_fd = -1, if_fd = -1;
int ppa;
char *ptr;
device = xstrdup(DEFAULT_DEVICE);
if((device_fd = open(device, O_RDWR | O_NONBLOCK)) < 0) {
- logger(LOG_ERR, _("Could not open %s: %s"), device, strerror(errno));
+ logger(LOG_ERR, "Could not open %s: %s", device, strerror(errno));
return false;
}
ppa = atoi(ptr);
if((ip_fd = open("/dev/ip", O_RDWR, 0)) < 0) {
- logger(LOG_ERR, _("Could not open /dev/ip: %s"), strerror(errno));
+ logger(LOG_ERR, "Could not open /dev/ip: %s", strerror(errno));
return false;
}
/* Assign a new PPA and get its unit number. */
if((ppa = ioctl(device_fd, TUNNEWPPA, ppa)) < 0) {
- logger(LOG_ERR, _("Can't assign new interface: %s"), strerror(errno));
+ logger(LOG_ERR, "Can't assign new interface: %s", strerror(errno));
return false;
}
if((if_fd = open(device, O_RDWR, 0)) < 0) {
- logger(LOG_ERR, _("Could not open %s twice: %s"), device,
+ logger(LOG_ERR, "Could not open %s twice: %s", device,
strerror(errno));
return false;
}
if(ioctl(if_fd, I_PUSH, "ip") < 0) {
- logger(LOG_ERR, _("Can't push IP module: %s"), strerror(errno));
+ logger(LOG_ERR, "Can't push IP module: %s", strerror(errno));
return false;
}
/* Assign ppa according to the unit number returned by tun device */
if(ioctl(if_fd, IF_UNITSEL, (char *) &ppa) < 0) {
- logger(LOG_ERR, _("Can't set PPA %d: %s"), ppa, strerror(errno));
+ logger(LOG_ERR, "Can't set PPA %d: %s", ppa, strerror(errno));
return false;
}
if(ioctl(ip_fd, I_LINK, if_fd) < 0) {
- logger(LOG_ERR, _("Can't link TUN device to IP: %s"), strerror(errno));
+ logger(LOG_ERR, "Can't link TUN device to IP: %s", strerror(errno));
return false;
}
if(!get_config_string(lookup_config(config_tree, "Interface"), &iface))
xasprintf(&iface, "tun%d", ppa);
- device_info = _("Solaris tun device");
+ device_info = "Solaris tun device";
- logger(LOG_INFO, _("%s is a %s"), device, device_info);
+ logger(LOG_INFO, "%s is a %s", device, device_info);
return true;
}
void close_device(void) {
+ close(if_fd);
+ close(ip_fd);
close(device_fd);
free(device);
}
bool read_packet(vpn_packet_t *packet) {
- int lenin;
+ int inlen;
- if((lenin = read(device_fd, packet->data + 14, MTU - 14)) <= 0) {
- logger(LOG_ERR, _("Error while reading from %s %s: %s"), device_info,
+ if((inlen = read(device_fd, packet->data + 14, MTU - 14)) <= 0) {
+ logger(LOG_ERR, "Error while reading from %s %s: %s", device_info,
device, strerror(errno));
return false;
}
break;
default:
ifdebug(TRAFFIC) logger(LOG_ERR,
- _ ("Unknown IP version %d while reading packet from %s %s"),
+ "Unknown IP version %d while reading packet from %s %s",
packet->data[14] >> 4, device_info, device);
return false;
}
- packet->len = lenin + 14;
+ packet->len = inlen + 14;
device_total_in += packet->len;
- ifdebug(TRAFFIC) logger(LOG_DEBUG, _("Read packet of %d bytes from %s"), packet->len,
+ ifdebug(TRAFFIC) logger(LOG_DEBUG, "Read packet of %d bytes from %s", packet->len,
device_info);
return true;
}
bool write_packet(vpn_packet_t *packet) {
- ifdebug(TRAFFIC) logger(LOG_DEBUG, _("Writing packet of %d bytes to %s"),
+ ifdebug(TRAFFIC) logger(LOG_DEBUG, "Writing packet of %d bytes to %s",
packet->len, device_info);
if(write(device_fd, packet->data + 14, packet->len - 14) < 0) {
- logger(LOG_ERR, _("Can't write to %s %s: %s"), device_info,
+ logger(LOG_ERR, "Can't write to %s %s: %s", device_info,
device, strerror(errno));
return false;
}
}
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);
+ logger(LOG_DEBUG, "Statistics for %s %s:", device_info, device);
+ logger(LOG_DEBUG, " total bytes in: %10"PRIu64, device_total_in);
+ logger(LOG_DEBUG, " total bytes out: %10"PRIu64, device_total_out);
}