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*
* oFono - Open Source Telephony
*
* Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <glib.h>
#include <fcntl.h>
#include <errno.h>
#include <net/if.h>
#include <linux/if_tun.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <stdio.h>
#define OFONO_API_SUBJECT_TO_CHANGE
#include <ofono/modem.h>
#include <ofono/types.h>
#include <ofono/plugin.h>
#include <ofono/log.h>
#include <ofono/private-network.h>
#define SERVER_ADDRESS "192.168.1.1"
#define DNS_SERVER_1 "10.10.10.10"
#define DNS_SERVER_2 "10.10.10.11"
#define PEER_ADDRESS_PREFIX "192.168.1."
static int next_peer = 2;
struct req_data {
ofono_private_network_cb_t cb;
void *userdata;
};
static gboolean request_cb(gpointer data)
{
struct req_data *rd = data;
struct ofono_private_network_settings pns;
struct ifreq ifr;
int fd, err;
char ip[16];
fd = open("/dev/net/tun", O_RDWR);
if (fd < 0)
goto error;
memset(&ifr, 0, sizeof(ifr));
ifr.ifr_flags = IFF_TUN | IFF_NO_PI;
strcpy(ifr.ifr_name, "ppp%d");
err = ioctl(fd, TUNSETIFF, (void *) &ifr);
if (err < 0)
goto error;
sprintf(ip, "%s%d", PEER_ADDRESS_PREFIX, next_peer++);
pns.fd = fd;
pns.server_ip = SERVER_ADDRESS;
pns.peer_ip = ip;
pns.primary_dns = DNS_SERVER_1;
pns.secondary_dns = DNS_SERVER_2;
rd->cb(&pns, rd->userdata);
return FALSE;
error:
if (fd >= 0)
close(fd);
rd->cb(NULL, rd->userdata);
return FALSE;
}
static int example_request(ofono_private_network_cb_t cb, void *data)
{
struct req_data *rd = g_new0(struct req_data, 1);
DBG("");
rd->cb = cb;
rd->userdata = data;
return g_timeout_add_seconds_full(G_PRIORITY_DEFAULT, 2, request_cb,
rd, (GDestroyNotify) g_free);
}
static void example_release(int id)
{
DBG("");
g_source_remove(id);
}
static struct ofono_private_network_driver example_driver = {
.name = "Example Private Network Driver",
.request = example_request,
.release = example_release,
};
static int example_private_network_init(void)
{
return ofono_private_network_driver_register(&example_driver);
}
static void example_private_network_exit(void)
{
ofono_private_network_driver_unregister(&example_driver);
}
OFONO_PLUGIN_DEFINE(example_private_network, "Example Private Network Plugin",
VERSION, OFONO_PLUGIN_PRIORITY_LOW,
example_private_network_init,
example_private_network_exit)
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