178e52f76e
Apart from the platform specific tun/tap driver, link with the dummy and raw_socket devices, and optionally with support for UML and VDE devices. At runtime, the DeviceType option can be used to select which driver to use.
62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
/*
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device.c -- Dummy device
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Copyright (C) 2011 Guus Sliepen <guus@tinc-vpn.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "system.h"
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#include "device.h"
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#include "logger.h"
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#include "net.h"
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static char *device_info = "dummy device";
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static uint64_t device_total_in = 0;
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static uint64_t device_total_out = 0;
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static bool setup_device(void) {
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device = "dummy";
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iface = "dummy";
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logger(LOG_INFO, "%s (%s) is a %s", device, iface, device_info);
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return true;
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}
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static void close_device(void) {
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}
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static bool read_packet(vpn_packet_t *packet) {
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return false;
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}
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static bool write_packet(vpn_packet_t *packet) {
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device_total_out += packet->len;
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return true;
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}
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static void dump_device_stats(void) {
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logger(LOG_DEBUG, "Statistics for %s %s:", device_info, device);
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logger(LOG_DEBUG, " total bytes in: %10"PRIu64, device_total_in);
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logger(LOG_DEBUG, " total bytes out: %10"PRIu64, device_total_out);
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}
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const devops_t dummy_devops = {
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.setup = setup_device,
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.close = close_device,
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.read = read_packet,
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.write = write_packet,
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.dump_stats = dump_device_stats,
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};
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