/*
device.c -- Interaction BSD tun/tap device
Copyright (C) 2001-2005 Ivo Timmermans,
- 2001-2012 Guus Sliepen <guus@tinc-vpn.org>
+ 2001-2013 Guus Sliepen <guus@tinc-vpn.org>
2009 Grzegorz Dymarek <gregd72002@googlemail.com>
This program is free software; you can redistribute it and/or modify
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
-#include "system.h"
+#include "../system.h"
-#include "conf.h"
-#include "device.h"
-#include "logger.h"
-#include "net.h"
-#include "route.h"
-#include "utils.h"
-#include "xalloc.h"
+#include "../conf.h"
+#include "../device.h"
+#include "../logger.h"
+#include "../names.h"
+#include "../net.h"
+#include "../route.h"
+#include "../utils.h"
+#include "../xalloc.h"
-#ifdef HAVE_TUNEMU
+#ifdef ENABLE_TUNEMU
#include "bsd/tunemu.h"
#endif
DEVICE_TYPE_TUN,
DEVICE_TYPE_TUNIFHEAD,
DEVICE_TYPE_TAP,
-#ifdef HAVE_TUNEMU
+#ifdef ENABLE_TUNEMU
DEVICE_TYPE_TUNEMU,
#endif
} device_type_t;
char *device = NULL;
char *iface = NULL;
static char *device_info = NULL;
-static uint64_t device_total_in = 0;
-static uint64_t device_total_out = 0;
-#if defined(TUNEMU)
+#if defined(ENABLE_TUNEMU)
static device_type_t device_type = DEVICE_TYPE_TUNEMU;
#elif defined(HAVE_OPENBSD) || defined(HAVE_FREEBSD) || defined(HAVE_DRAGONFLY)
static device_type_t device_type = DEVICE_TYPE_TUNIFHEAD;
if(get_config_string(lookup_config(config_tree, "DeviceType"), &type)) {
if(!strcasecmp(type, "tun"))
/* use default */;
-#ifdef HAVE_TUNEMU
+#ifdef ENABLE_TUNEMU
else if(!strcasecmp(type, "tunemu"))
device_type = DEVICE_TYPE_TUNEMU;
#endif
}
switch(device_type) {
-#ifdef HAVE_TUNEMU
+#ifdef ENABLE_TUNEMU
case DEVICE_TYPE_TUNEMU: {
char dynamic_name[256] = "";
device_fd = tunemu_open(dynamic_name);
#endif
break;
-#ifdef HAVE_TUNEMU
+#ifdef ENABLE_TUNEMU
case DEVICE_TYPE_TUNEMU:
device_info = "BSD tunemu device";
break;
static void close_device(void) {
switch(device_type) {
-#ifdef HAVE_TUNEMU
+#ifdef ENABLE_TUNEMU
case DEVICE_TYPE_TUNEMU:
tunemu_close(device_fd);
break;
default:
close(device_fd);
}
+ device_fd = -1;
- free(device);
- free(iface);
+ free(device); device = NULL;
+ free(iface); iface = NULL;
+ device_info = NULL;
}
static bool read_packet(vpn_packet_t *packet) {
switch(device_type) {
case DEVICE_TYPE_TUN:
-#ifdef HAVE_TUNEMU
+#ifdef ENABLE_TUNEMU
case DEVICE_TYPE_TUNEMU:
if(device_type == DEVICE_TYPE_TUNEMU)
inlen = tunemu_read(device_fd, packet->data + 14, MTU - 14);
return false;
}
- device_total_in += packet->len;
-
logger(DEBUG_TRAFFIC, LOG_DEBUG, "Read packet of %d bytes from %s",
packet->len, device_info);
}
break;
-#ifdef HAVE_TUNEMU
+#ifdef ENABLE_TUNEMU
case DEVICE_TYPE_TUNEMU:
if(tunemu_write(device_fd, packet->data + 14, packet->len - 14) < 0) {
logger(DEBUG_ALWAYS, LOG_ERR, "Error while writing to %s %s: %s", device_info,
return false;
}
- device_total_out += packet->len;
-
return true;
}
-static void dump_device_stats(void) {
- logger(DEBUG_ALWAYS, LOG_DEBUG, "Statistics for %s %s:", device_info, device);
- logger(DEBUG_ALWAYS, LOG_DEBUG, " total bytes in: %10"PRIu64, device_total_in);
- logger(DEBUG_ALWAYS, LOG_DEBUG, " total bytes out: %10"PRIu64, device_total_out);
-}
-
const devops_t os_devops = {
.setup = setup_device,
.close = close_device,
.read = read_packet,
.write = write_packet,
- .dump_stats = dump_device_stats,
};