Use the generic BSD tun/tap code.

[tinc] / src / openbsd / device.c

diff --git a/src/openbsd/device.c b/src/openbsd/device.c
deleted file mode 100644 (file)
index 92c3c03..0000000
--- a/src/openbsd/device.c
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
-    device.c -- Interaction with OpenBSD tun device
-    Copyright (C) 2001-2004 Ivo Timmermans <ivo@tinc-vpn.org>,
-                  2001-2004 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
-    the Free Software Foundation; either version 2 of the License, or
-    (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
-    $Id$
-*/
-
-#include "system.h"
-#include <sys/uio.h>
-
-#include "conf.h"
-#include "logger.h"
-#include "net.h"
-#include "utils.h"
-
-#define DEFAULT_DEVICE "/dev/tun0"
-
-int device_fd = -1;
-char *device;
-char *iface;
-char *device_info;
-
-static int device_total_in = 0;
-static int device_total_out = 0;
-
-bool setup_device(void)
-{
-       cp();
-
-       if(!get_config_string(lookup_config(config_tree, "Device"), &device))
-               device = DEFAULT_DEVICE;
-
-       if(!get_config_string(lookup_config(config_tree, "Interface"), &iface))
-               iface = rindex(device, '/') ? rindex(device, '/') + 1 : device;
-       if((device_fd = open(device, O_RDWR | O_NONBLOCK)) < 0) {
-               logger(LOG_ERR, _("Could not open %s: %s"), device, strerror(errno));
-               return false;
-       }
-
-       device_info = _("OpenBSD tun device");
-
-       logger(LOG_INFO, _("%s is a %s"), device, device_info);
-
-       return true;
-}
-
-void close_device(void)
-{
-       cp();
-
-       close(device_fd);
-}
-
-bool read_packet(vpn_packet_t *packet)
-{
-       int lenin;
-       u_int32_t type;
-       struct iovec vector[2] = {{&type, sizeof(type)}, {packet->data + 14, MTU - 14}};
-
-       cp();
-
-       if((lenin = readv(device_fd, vector, 2)) <= 0) {
-               logger(LOG_ERR, _("Error while reading from %s %s: %s"), device_info,
-                          device, strerror(errno));
-               return false;
-       }
-
-       switch (ntohl(type)) {
-               case AF_INET:
-                       packet->data[12] = 0x8;
-                       packet->data[13] = 0x0;
-                       break;
-
-               case AF_INET6:
-                       packet->data[12] = 0x86;
-                       packet->data[13] = 0xDD;
-                       break;
-
-               default:
-                       ifdebug(TRAFFIC) logger(LOG_ERR,
-                                          _ ("Unknown address family %d while reading packet from %s %s"),
-                                          ntohl(type), device_info, device);
-                       return false;
-       }
-
-       packet->len = lenin + 10;
-
-       device_total_in += 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)
-{
-       u_int32_t type;
-       struct iovec vector[2];
-       int af;
-
-       cp();
-
-       ifdebug(TRAFFIC) logger(LOG_DEBUG, _("Writing packet of %d bytes to %s"),
-                          packet->len, device_info);
-
-       af = (packet->data[12] << 8) + packet->data[13];
-
-       switch (af) {
-       case 0x800:
-               type = htonl(AF_INET);
-               break;
-       case 0x86DD:
-               type = htonl(AF_INET6);
-               break;
-       default:
-               ifdebug(TRAFFIC) logger(LOG_ERR,
-                                  _("Unknown address family %d while writing packet to %s %s"),
-                                  af, device_info, device);
-               return false;
-       }
-
-       vector[0].iov_base = &type;
-       vector[0].iov_len = sizeof(type);
-       vector[1].iov_base = packet->data + 14;
-       vector[1].iov_len = packet->len - 14;
-
-       if(writev(device_fd, vector, 2) < 0) {
-               logger(LOG_ERR, _("Can't write to %s %s: %s"), device_info, device,
-                          strerror(errno));
-               return false;
-       }
-
-       device_total_out += packet->len;
-
-       return true;
-}
-
-void dump_device_stats(void)
-{
-       cp();
-
-       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);
-}