/*
device.c -- Interaction with Linux ethertap and tun/tap device
Copyright (C) 2001-2005 Ivo Timmermans,
- 2001-2011 Guus Sliepen <guus@tinc-vpn.org>
+ 2001-2012 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
static device_type_t device_type;
char *device = NULL;
char *iface = NULL;
+static char *type = NULL;
static char ifrname[IFNAMSIZ];
static char *device_info;
/* Ok now check if this is an old ethertap or a new tun/tap thingie */
memset(&ifr, 0, sizeof(ifr));
- if(routing_mode == RMODE_ROUTER) {
+
+ get_config_string(lookup_config(config_tree, "DeviceType"), &type);
+
+ if(type && strcasecmp(type, "tun") && strcasecmp(type, "tap")) {
+ logger(LOG_ERR, "Unknown device type %s!", type);
+ return false;
+ }
+
+ if((type && !strcasecmp(type, "tun")) || (!type && routing_mode == RMODE_ROUTER)) {
ifr.ifr_flags = IFF_TUN;
device_type = DEVICE_TYPE_TUN;
device_info = "Linux tun/tap device (tun mode)";
static void close_device(void) {
close(device_fd);
+ free(type);
free(device);
free(iface);
}