j3d1/tinc
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Merge branch 'master' into 1.1

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Conflicts:
	NEWS
	README
	doc/tinc.conf.5.in
	doc/tinc.texi
	po/nl.po
	src/conf.c
	src/connection.c
	src/event.c
	src/graph.c
	src/net.c
	src/net_packet.c
	src/net_socket.c
	src/node.c
	src/node.h
	src/openssl/rsagen.h
	src/protocol_auth.c
	src/protocol_key.c
	src/protocol_misc.c
	src/subnet.c
	src/subnet.h
	src/tincd.c
This commit is contained in:
Guus Sliepen 2009-03-09 19:02:24 +01:00
commit 08aabbf931
34 changed files with 601 additions and 326 deletions
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30
src/linux/device.c
View file

@ -1,7 +1,7 @@
/*
device.c -- Interaction with Linux ethertap and tun/tap device
Copyright (C) 2001-2005 Ivo Timmermans,
2001-2006 Guus Sliepen <guus@tinc-vpn.org>
2001-2009 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
@ -34,6 +34,7 @@
#include "net.h"
#include "route.h"
#include "utils.h"
#include "xalloc.h"
typedef enum device_type_t {
DEVICE_TYPE_ETHERTAP,
@ -43,10 +44,10 @@ typedef enum device_type_t {
int device_fd = -1;
static device_type_t device_type;
char *device;
char *iface;
char ifrname[IFNAMSIZ];
char *device_info;
char *device = NULL;
char *iface = NULL;
static char ifrname[IFNAMSIZ];
static char *device_info;
static int device_total_in = 0;
static int device_total_out = 0;
@ -57,13 +58,13 @@ bool setup_device(void) {
cp();
if(!get_config_string(lookup_config(config_tree, "Device"), &device))
device = DEFAULT_DEVICE;
device = xstrdup(DEFAULT_DEVICE);
if(!get_config_string(lookup_config(config_tree, "Interface"), &iface))
#ifdef HAVE_LINUX_IF_TUN_H
iface = netname;
iface = xstrdup(netname);
#else
iface = rindex(device, '/') ? rindex(device, '/') + 1 : device;
iface = xstrdup(rindex(device, '/') ? rindex(device, '/') + 1 : device);
#endif
device_fd = open(device, O_RDWR | O_NONBLOCK);
@ -91,11 +92,13 @@ bool setup_device(void) {
if(!ioctl(device_fd, TUNSETIFF, &ifr)) {
strncpy(ifrname, ifr.ifr_name, IFNAMSIZ);
iface = ifrname;
if(iface) free(iface);
iface = xstrdup(ifrname);
} else if(!ioctl(device_fd, (('T' << 8) | 202), &ifr)) {
logger(LOG_WARNING, _("Old ioctl() request was needed for %s"), device);
strncpy(ifrname, ifr.ifr_name, IFNAMSIZ);
iface = ifrname;
if(iface) free(iface);
iface = xstrdup(ifrname);
} else
#endif
{
@ -103,7 +106,9 @@ bool setup_device(void) {
overwrite_mac = true;
device_info = _("Linux ethertap device");
device_type = DEVICE_TYPE_ETHERTAP;
iface = rindex(device, '/') ? rindex(device, '/') + 1 : device;
if(iface)
free(iface);
iface = xstrdup(rindex(device, '/') ? rindex(device, '/') + 1 : device);
}
logger(LOG_INFO, _("%s is a %s"), device, device_info);
@ -115,6 +120,9 @@ void close_device(void) {
cp();
close(device_fd);
free(device);
free(iface);
}
bool read_packet(vpn_packet_t *packet) {