mirror of git://git.sysmocom.de/ofono
364 lines
7.7 KiB
C
364 lines
7.7 KiB
C
/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2008-2011 Intel Corporation. All rights reserved.
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* Copyright (C) 2010-2011 ProFUSION embedded systems
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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 <stdlib.h>
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <glib.h>
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#include <gdbus.h>
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#include <ofono.h>
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#define OFONO_API_SUBJECT_TO_CHANGE
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#include <ofono/plugin.h>
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#include <ofono/log.h>
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#include <ofono/modem.h>
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#include "bluetooth.h"
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#include "util.h"
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#ifndef DBUS_TYPE_UNIX_FD
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#define DBUS_TYPE_UNIX_FD -1
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#endif
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#define BLUEZ_SERIAL_INTERFACE BLUEZ_SERVICE ".Serial"
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static DBusConnection *connection;
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static GHashTable *modem_hash = NULL;
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static struct ofono_modem *sap_hw_modem = NULL;
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static struct bluetooth_sap_driver *sap_hw_driver = NULL;
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struct sap_data {
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struct ofono_modem *hw_modem;
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struct bluetooth_sap_driver *sap_driver;
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DBusPendingCall *call;
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};
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int bluetooth_sap_client_register(struct bluetooth_sap_driver *sap,
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struct ofono_modem *modem)
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{
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if (sap_hw_modem != NULL)
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return -EPERM;
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sap_hw_modem = modem;
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sap_hw_driver = sap;
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bluetooth_get_properties();
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return 0;
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}
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void bluetooth_sap_client_unregister(struct ofono_modem *modem)
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{
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GHashTableIter iter;
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gpointer key, value;
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if (sap_hw_modem == NULL)
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return;
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g_hash_table_iter_init(&iter, modem_hash);
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while (g_hash_table_iter_next(&iter, &key, &value)) {
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g_hash_table_iter_remove(&iter);
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ofono_modem_remove(value);
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}
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sap_hw_modem = NULL;
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sap_hw_driver = NULL;
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}
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static int sap_probe(struct ofono_modem *modem)
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{
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struct sap_data *data;
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DBG("%p", modem);
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data = g_try_new0(struct sap_data, 1);
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if (data == NULL)
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return -ENOMEM;
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ofono_modem_set_data(modem, data);
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return 0;
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}
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static void sap_remove(struct ofono_modem *modem)
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{
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struct sap_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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if (data->call != NULL)
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dbus_pending_call_cancel(data->call);
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g_free(data);
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ofono_modem_set_data(modem, NULL);
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}
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static void sap_connect_reply(DBusPendingCall *call, gpointer user_data)
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{
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struct ofono_modem *modem = user_data;
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struct sap_data *data = ofono_modem_get_data(modem);
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DBusError derr;
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DBusMessage *reply;
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int fd, err;
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DBG("");
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reply = dbus_pending_call_steal_reply(call);
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data->call = NULL;
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if (ofono_modem_get_powered(modem))
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goto done;
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dbus_error_init(&derr);
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if (dbus_set_error_from_message(&derr, reply)) {
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DBG("Connect reply: %s", derr.message);
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dbus_error_free(&derr);
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goto done;
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}
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if (!dbus_message_get_args(reply, NULL, DBUS_TYPE_UNIX_FD, &fd,
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DBUS_TYPE_INVALID))
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goto done;
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data->hw_modem = sap_hw_modem;
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data->sap_driver = sap_hw_driver;
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err = data->sap_driver->enable(data->hw_modem, modem, fd);
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if (!err || err == -EINPROGRESS) {
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dbus_message_unref(reply);
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return;
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}
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done:
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ofono_modem_set_powered(modem, FALSE);
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dbus_message_unref(reply);
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}
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/* power up hardware */
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static int sap_enable(struct ofono_modem *modem)
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{
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struct sap_data *data = ofono_modem_get_data(modem);
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DBusPendingCall *call;
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int status;
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const char *str = "sap";
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const char *server_path = ofono_modem_get_string(modem, "ServerPath");
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DBG("%p", modem);
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status = bluetooth_send_with_reply(server_path, BLUEZ_SERIAL_INTERFACE,
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"ConnectFD", &call, sap_connect_reply,
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modem, NULL, DBUS_TIMEOUT,
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DBUS_TYPE_STRING, &str,
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DBUS_TYPE_INVALID);
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if (status < 0)
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return -EINVAL;
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data->call = call;
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return -EINPROGRESS;
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}
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static int sap_disable(struct ofono_modem *modem)
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{
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struct sap_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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return data->sap_driver->disable(data->hw_modem);
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}
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static void sap_pre_sim(struct ofono_modem *modem)
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{
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struct sap_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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data->sap_driver->pre_sim(data->hw_modem);
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}
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static void sap_post_sim(struct ofono_modem *modem)
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{
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struct sap_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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data->sap_driver->post_sim(data->hw_modem);
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}
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static void sap_set_online(struct ofono_modem *modem, ofono_bool_t online,
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ofono_modem_online_cb_t cb, void *user_data)
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{
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struct sap_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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data->sap_driver->set_online(data->hw_modem, online, cb, user_data);
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}
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static void sap_post_online(struct ofono_modem *modem)
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{
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struct sap_data *data = ofono_modem_get_data(modem);
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DBG("%p", modem);
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data->sap_driver->post_online(data->hw_modem);
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}
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static int bluetooth_sap_probe(const char *device, const char *dev_addr,
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const char *adapter_addr, const char *alias)
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{
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struct ofono_modem *modem;
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char buf[256];
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if (sap_hw_modem == NULL)
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return -ENODEV;
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/* We already have this device in our hash, ignore */
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if (g_hash_table_lookup(modem_hash, device) != NULL)
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return -EALREADY;
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ofono_info("Using device: %s, devaddr: %s, adapter: %s",
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device, dev_addr, adapter_addr);
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strcpy(buf, "sap/");
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bluetooth_create_path(dev_addr, adapter_addr, buf + 4,
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sizeof(buf) - 4);
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modem = ofono_modem_create(buf, "sap");
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if (modem == NULL)
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return -ENOMEM;
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ofono_modem_set_string(modem, "ServerPath", device);
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ofono_modem_set_name(modem, alias);
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ofono_modem_register(modem);
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g_hash_table_insert(modem_hash, g_strdup(device), modem);
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return 0;
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}
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static void bluetooth_sap_remove(const char *prefix)
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{
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GHashTableIter iter;
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gpointer key, value;
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DBG("%s", prefix);
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if (modem_hash == NULL)
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return;
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g_hash_table_iter_init(&iter, modem_hash);
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while (g_hash_table_iter_next(&iter, &key, &value)) {
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if (prefix && g_str_has_prefix((char *)key, prefix) == FALSE)
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continue;
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g_hash_table_iter_remove(&iter);
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ofono_modem_remove(value);
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}
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}
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static void bluetooth_sap_set_alias(const char *device, const char *alias)
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{
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struct ofono_modem *modem;
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if (device == NULL || alias == NULL)
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return;
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modem = g_hash_table_lookup(modem_hash, device);
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if (modem == NULL)
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return;
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ofono_modem_set_name(modem, alias);
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}
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static struct ofono_modem_driver sap_driver = {
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.name = "sap",
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.modem_type = OFONO_MODEM_TYPE_SAP,
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.probe = sap_probe,
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.remove = sap_remove,
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.enable = sap_enable,
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.disable = sap_disable,
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.pre_sim = sap_pre_sim,
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.post_sim = sap_post_sim,
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.set_online = sap_set_online,
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.post_online = sap_post_online,
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};
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static struct bluetooth_profile sap = {
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.name = "sap",
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.probe = bluetooth_sap_probe,
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.remove = bluetooth_sap_remove,
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.set_alias = bluetooth_sap_set_alias,
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};
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static int sap_init(void)
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{
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int err;
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if (DBUS_TYPE_UNIX_FD < 0)
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return -EBADF;
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connection = ofono_dbus_get_connection();
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err = ofono_modem_driver_register(&sap_driver);
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if (err < 0)
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return err;
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err = bluetooth_register_uuid(SAP_UUID, &sap);
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if (err < 0) {
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ofono_modem_driver_unregister(&sap_driver);
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return err;
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}
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modem_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
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g_free, NULL);
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return 0;
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}
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static void sap_exit(void)
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{
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DBG("");
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bluetooth_unregister_uuid(SAP_UUID);
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ofono_modem_driver_unregister(&sap_driver);
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g_hash_table_destroy(modem_hash);
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modem_hash = NULL;
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}
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OFONO_PLUGIN_DEFINE(sap, "Sim Access Profile Plugins", VERSION,
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OFONO_PLUGIN_PRIORITY_DEFAULT, sap_init, sap_exit)
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