mms_ofono_manager.c
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/*
* Copyright (C) 2013-2014 Jolla Ltd.
*
* 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.
*
*/
#include "mms_ofono_manager.h"
#include "mms_ofono_modem.h"
#include "mms_ofono_names.h"
#include "mms_ofono_names.h"
/* Logging */
#define MMS_LOG_MODULE_NAME mms_ofono_manager_log
#include "mms_ofono_log.h"
MMS_LOG_MODULE_DEFINE("mms-ofono-manager");
/* Generated headers */
#include "org.ofono.Manager.h"
struct mms_ofono_manager {
GDBusConnection* bus;
GHashTable* modems;
OrgOfonoManager* proxy;
gulong modem_added_signal_id;
gulong modem_removed_signal_id;
};
static
void
mms_ofono_manager_set_modems(
MMSOfonoManager* ofono,
GVariant* modems)
{
GVariantIter iter;
GVariant* child;
MMS_DEBUG("%u modem(s) found", (guint)g_variant_n_children(modems));
g_hash_table_remove_all(ofono->modems);
for (g_variant_iter_init(&iter, modems);
(child = g_variant_iter_next_value(&iter)) != NULL;
g_variant_unref(child)) {
MMSOfonoModem* modem;
const char* path = NULL;
GVariant* properties = NULL;
g_variant_get(child, "(&o@a{sv})", &path, &properties);
MMS_ASSERT(path);
MMS_ASSERT(properties);
modem = mms_ofono_modem_new(ofono->bus, path, properties);
if (modem) g_hash_table_replace(ofono->modems, modem->path, modem);
g_variant_unref(properties);
}
}
static
void
mms_ofono_manager_modem_added(
OrgOfonoManager* proxy,
const char* path,
GVariant* properties,
MMSOfonoManager* ofono)
{
MMSOfonoModem* modem;
MMS_VERBOSE_("%p %s", ofono, path);
MMS_ASSERT(proxy == ofono->proxy);
g_hash_table_remove(ofono->modems, path);
modem = mms_ofono_modem_new(ofono->bus, path, properties);
if (modem) g_hash_table_replace(ofono->modems, modem->path, modem);
}
static
void
mms_ofono_manager_modem_removed(
OrgOfonoManager* proxy,
const char* path,
MMSOfonoManager* ofono)
{
MMS_VERBOSE_("%p %s", ofono, path);
MMS_ASSERT(proxy == ofono->proxy);
g_hash_table_remove(ofono->modems, path);
}
static
void
mms_ofono_manager_hash_remove_modem(
gpointer data)
{
mms_ofono_modem_free(data);
}
MMSOfonoManager*
mms_ofono_manager_new(
GDBusConnection* bus)
{
GError* error = NULL;
OrgOfonoManager* proxy = org_ofono_manager_proxy_new_sync(bus,
G_DBUS_PROXY_FLAGS_NONE, OFONO_SERVICE, "/", NULL, &error);
if (proxy) {
GVariant* modems = NULL;
if (org_ofono_manager_call_get_modems_sync(proxy, &modems,
NULL, &error)) {
MMSOfonoManager* ofono = g_new0(MMSOfonoManager, 1);
ofono->proxy = proxy;
g_object_ref(ofono->bus = bus);
ofono->modems = g_hash_table_new_full(g_str_hash, g_str_equal,
NULL, mms_ofono_manager_hash_remove_modem);
/* Subscribe for ModemAdded/Removed notifications */
ofono->modem_added_signal_id = g_signal_connect(
proxy, "modem-added",
G_CALLBACK(mms_ofono_manager_modem_added),
ofono);
ofono->modem_removed_signal_id = g_signal_connect(
proxy, "modem-removed",
G_CALLBACK(mms_ofono_manager_modem_removed),
ofono);
mms_ofono_manager_set_modems(ofono, modems);
g_variant_unref(modems);
return ofono;
} else {
MMS_ERR("Can't get list of modems: %s", MMS_ERRMSG(error));
g_error_free(error);
}
g_object_unref(proxy);
} else {
MMS_ERR("%s", MMS_ERRMSG(error));
g_error_free(error);
}
return NULL;
}
static
gboolean
mms_ofono_manager_modem_imsi_find_cb(
gpointer key,
gpointer value,
gpointer user_data)
{
MMSOfonoModem* modem = value;
const char* imsi = user_data;
MMS_ASSERT(imsi);
return modem->imsi && !strcmp(modem->imsi, imsi);
}
MMSOfonoModem*
mms_ofono_manager_modem_for_imsi(
MMSOfonoManager* ofono,
const char* imsi)
{
return ofono ? g_hash_table_find(ofono->modems,
mms_ofono_manager_modem_imsi_find_cb, (void*)imsi) : NULL;
}
void
mms_ofono_manager_free(
MMSOfonoManager* ofono)
{
if (ofono) {
if (ofono->proxy) {
g_signal_handler_disconnect(ofono->proxy,
ofono->modem_added_signal_id);
g_signal_handler_disconnect(ofono->proxy,
ofono->modem_removed_signal_id);
g_object_unref(ofono->proxy);
}
g_hash_table_destroy(ofono->modems);
g_object_unref(ofono->bus);
g_free(ofono);
}
}
/*
* Local Variables:
* mode: C
* c-basic-offset: 4
* indent-tabs-mode: nil
* End:
*/