mirror of git://git.sysmocom.de/ofono
138 lines
3.0 KiB
C
138 lines
3.0 KiB
C
/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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*
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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 version 2 as
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* published by the Free Software Foundation.
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*
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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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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <string.h>
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#include <glib.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <net/if.h>
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#include <linux/if_tun.h>
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#include <unistd.h>
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#include <sys/ioctl.h>
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#include <stdio.h>
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#define OFONO_API_SUBJECT_TO_CHANGE
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#include <ofono/modem.h>
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#include <ofono/types.h>
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#include <ofono/plugin.h>
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#include <ofono/log.h>
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#include <ofono/private-network.h>
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#define SERVER_ADDRESS "192.168.1.1"
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#define DNS_SERVER_1 "10.10.10.10"
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#define DNS_SERVER_2 "10.10.10.11"
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#define PEER_ADDRESS_PREFIX "192.168.1."
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static int next_peer = 2;
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struct req_data {
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ofono_private_network_cb_t cb;
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void *userdata;
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};
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static gboolean request_cb(gpointer data)
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{
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struct req_data *rd = data;
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struct ofono_private_network_settings pns;
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struct ifreq ifr;
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int fd, err;
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char ip[16];
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fd = open("/dev/net/tun", O_RDWR);
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if (fd < 0)
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goto error;
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memset(&ifr, 0, sizeof(ifr));
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ifr.ifr_flags = IFF_TUN | IFF_NO_PI;
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strcpy(ifr.ifr_name, "ppp%d");
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err = ioctl(fd, TUNSETIFF, (void *) &ifr);
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if (err < 0)
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goto error;
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sprintf(ip, "%s%d", PEER_ADDRESS_PREFIX, next_peer++);
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pns.fd = fd;
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pns.server_ip = SERVER_ADDRESS;
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pns.peer_ip = ip;
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pns.primary_dns = DNS_SERVER_1;
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pns.secondary_dns = DNS_SERVER_2;
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rd->cb(&pns, rd->userdata);
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return FALSE;
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error:
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if (fd >= 0)
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close(fd);
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rd->cb(NULL, rd->userdata);
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return FALSE;
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}
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static int example_request(ofono_private_network_cb_t cb, void *data)
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{
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struct req_data *rd = g_new0(struct req_data, 1);
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DBG("");
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rd->cb = cb;
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rd->userdata = data;
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return g_timeout_add_seconds_full(G_PRIORITY_DEFAULT, 2, request_cb,
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rd, (GDestroyNotify) g_free);
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}
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static void example_release(int id)
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{
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DBG("");
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g_source_remove(id);
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}
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static struct ofono_private_network_driver example_driver = {
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.name = "Example Private Network Driver",
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.request = example_request,
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.release = example_release,
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};
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static int example_private_network_init(void)
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{
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return ofono_private_network_driver_register(&example_driver);
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}
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static void example_private_network_exit(void)
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{
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ofono_private_network_driver_unregister(&example_driver);
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}
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OFONO_PLUGIN_DEFINE(example_private_network, "Example Private Network Plugin",
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VERSION, OFONO_PLUGIN_PRIORITY_LOW,
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example_private_network_init,
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example_private_network_exit)
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