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mms_ofono_connection.c
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mms_ofono_connection.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_connection.h"
#include "mms_ofono_context.h"
#include "mms_ofono_modem.h"
#include "mms_ofono_names.h"
/* Logging */
#define MMS_LOG_MODULE_NAME mms_connection_log
#include "mms_lib_log.h"
MMS_LOG_MODULE_DEFINE("mms-ofono-connection");
/* Generated headers */
#include "org.ofono.ConnectionContext.h"
typedef MMSConnectionClass MMSOfonoConnectionClass;
G_DEFINE_TYPE(MMSOfonoConnection, mms_ofono_connection, MMS_TYPE_CONNECTION);
#define MMS_TYPE_OFONO_CONNECTION (mms_ofono_connection_get_type())
#define MMS_OFONO_CONNECTION(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),\
MMS_TYPE_OFONO_CONNECTION, MMSOfonoConnection))
MMSConnection*
mms_ofono_connection(
MMSOfonoConnection* ofono)
{
return &ofono->connection;
}
void
mms_ofono_connection_cancel(
MMSOfonoConnection* ofono)
{
if (ofono->connection.state <= MMS_CONNECTION_STATE_OPENING) {
mms_ofono_connection_set_state(ofono, MMS_CONNECTION_STATE_FAILED);
} else {
mms_ofono_connection_set_state(ofono, MMS_CONNECTION_STATE_CLOSED);
}
}
gboolean
mms_ofono_connection_set_state(
MMSOfonoConnection* ofono,
MMS_CONNECTION_STATE state)
{
if (ofono->connection.state != state) {
if (ofono->connection.state == MMS_CONNECTION_STATE_FAILED ||
ofono->connection.state == MMS_CONNECTION_STATE_CLOSED) {
/* These are terminal states, can't change those */
return FALSE;
} else if (ofono->connection.state > state) {
/* Can't move back to a previous state */
return FALSE;
}
if (state == MMS_CONNECTION_STATE_FAILED ||
state == MMS_CONNECTION_STATE_CLOSED) {
/* Stop listening for property changes */
if (ofono->property_change_signal_id) {
g_signal_handler_disconnect(ofono->proxy,
ofono->property_change_signal_id);
ofono->property_change_signal_id = 0;
}
}
ofono->connection.state = state;
if (ofono->connection.delegate &&
ofono->connection.delegate->fn_connection_state_changed) {
ofono->connection.delegate->fn_connection_state_changed(
ofono->connection.delegate, &ofono->connection);
}
}
return TRUE;
}
static
void
mms_ofono_connection_property_changed(
OrgOfonoConnectionContext* proxy,
const char* key,
GVariant* variant,
MMSOfonoConnection* ofono)
{
MMSConnection* conn = &ofono->connection;
MMS_ASSERT(proxy == ofono->proxy);
GVariant* value = g_variant_get_variant(variant);
MMS_VERBOSE("%p %s %s", conn, conn->imsi, key);
if (!strcmp(key, OFONO_CONTEXT_PROPERTY_ACTIVE)) {
gboolean active = g_variant_get_boolean(value);
if (active) {
MMS_DEBUG("Connection %s opened", conn->imsi);
mms_ofono_connection_set_state(ofono, MMS_CONNECTION_STATE_OPEN);
} else {
mms_ofono_connection_set_state(ofono, MMS_CONNECTION_STATE_CLOSED);
}
} else if (!strcmp(key, OFONO_CONTEXT_PROPERTY_SETTINGS)) {
GVariant* interfaceValue = g_variant_lookup_value(value,
OFONO_CONTEXT_SETTING_INTERFACE, G_VARIANT_TYPE_STRING);
g_free(conn->netif);
if (interfaceValue) {
conn->netif = g_strdup(g_variant_get_string(interfaceValue, NULL));
MMS_DEBUG("Interface: %s", conn->netif);
g_variant_unref(interfaceValue);
} else {
conn->netif = NULL;
}
} else if (!strcmp(key, OFONO_CONTEXT_PROPERTY_MMS_PROXY)) {
g_free(conn->mmsproxy);
conn->mmsproxy = g_strdup(g_variant_get_string(value, NULL));
MMS_DEBUG("MessageProxy: %s", conn->mmsproxy);
} else if (!strcmp(key, OFONO_CONTEXT_PROPERTY_MMS_CENTER)) {
g_free(conn->mmsc);
conn->mmsc = g_strdup(g_variant_get_string(value, NULL));
MMS_DEBUG("MessageCenter: %s", conn->mmsc);
} else {
MMS_ASSERT(strcmp(key, OFONO_CONTEXT_PROPERTY_TYPE));
}
g_variant_unref(value);
}
MMSOfonoConnection*
mms_ofono_connection_new(
MMSOfonoContext* context,
gboolean user_request)
{
GError* error = NULL;
GVariant* properties = NULL;
if (org_ofono_connection_context_call_get_properties_sync(context->proxy,
&properties, NULL, &error)) {
GVariant* value;
MMSOfonoConnection* ofono;
MMSConnection* conn;
ofono = g_object_new(MMS_TYPE_OFONO_CONNECTION, NULL);
conn = &ofono->connection;
conn->user_connection = user_request;
g_object_ref(ofono->proxy = context->proxy);
ofono->context = context;
ofono->connection.state = context->active ?
MMS_CONNECTION_STATE_OPEN : MMS_CONNECTION_STATE_OPENING;
value = g_variant_lookup_value(properties,
OFONO_CONTEXT_PROPERTY_ACTIVE, G_VARIANT_TYPE_BOOLEAN);
if (value) {
if (g_variant_get_boolean(value)) {
ofono->connection.state = MMS_CONNECTION_STATE_OPEN;
}
g_variant_unref(value);
}
value = g_variant_lookup_value(properties,
OFONO_CONTEXT_PROPERTY_MMS_PROXY, G_VARIANT_TYPE_STRING);
if (value) {
conn->mmsproxy = g_strdup(g_variant_get_string(value, NULL));
MMS_DEBUG("MessageProxy: %s", conn->mmsproxy);
g_variant_unref(value);
}
value = g_variant_lookup_value(properties,
OFONO_CONTEXT_PROPERTY_MMS_CENTER, G_VARIANT_TYPE_STRING);
if (value) {
conn->mmsc = g_strdup(g_variant_get_string(value, NULL));
MMS_DEBUG("MessageCenter: %s", conn->mmsc);
g_variant_unref(value);
}
value = g_variant_lookup_value(properties,
OFONO_CONTEXT_PROPERTY_SETTINGS, G_VARIANT_TYPE_VARDICT);
if (value) {
GVariant* netif = g_variant_lookup_value(value,
OFONO_CONTEXT_SETTING_INTERFACE, G_VARIANT_TYPE_STRING);
if (netif) {
conn->netif = g_strdup(g_variant_get_string(netif, NULL));
MMS_DEBUG("Interface: %s", conn->netif);
g_variant_unref(netif);
}
g_variant_unref(value);
}
/* Listen for property changes */
ofono->property_change_signal_id = g_signal_connect(
ofono->proxy, "property-changed",
G_CALLBACK(mms_ofono_connection_property_changed),
conn);
conn->imsi = g_strdup(context->modem->imsi);
g_variant_unref(properties);
return ofono;
} else {
MMS_ERR("Error getting connection properties: %s", MMS_ERRMSG(error));
if (error) g_error_free(error);
return NULL;
}
}
MMSOfonoConnection*
mms_ofono_connection_ref(
MMSOfonoConnection* ofono)
{
if (ofono) mms_connection_ref(&ofono->connection);
return ofono;
}
void
mms_ofono_connection_unref(
MMSOfonoConnection* ofono)
{
if (ofono) mms_connection_unref(&ofono->connection);
}
static
void
mms_ofono_connection_close(
MMSConnection* connection)
{
MMSOfonoConnection* ofono = MMS_OFONO_CONNECTION(connection);
if (ofono->context) mms_ofono_context_set_active(ofono->context, FALSE);
}
/**
* First stage of deinitialization (release all references).
* May be called more than once in the lifetime of the object.
*/
static
void
mms_ofono_connection_dispose(
GObject* object)
{
MMSOfonoConnection* ofono = MMS_OFONO_CONNECTION(object);
MMS_VERBOSE_("%p", ofono);
if (ofono->property_change_signal_id) {
g_signal_handler_disconnect(ofono->proxy,
ofono->property_change_signal_id);
ofono->property_change_signal_id = 0;
}
if (ofono->proxy) {
g_object_unref(ofono->proxy);
ofono->proxy = NULL;
}
G_OBJECT_CLASS(mms_ofono_connection_parent_class)->dispose(object);
}
/**
* Per class initializer
*/
static
void
mms_ofono_connection_class_init(
MMSOfonoConnectionClass* klass)
{
GObjectClass* object_class = G_OBJECT_CLASS(klass);
klass->fn_close = mms_ofono_connection_close;
object_class->dispose = mms_ofono_connection_dispose;
}
/**
* Per instance initializer
*/
static
void
mms_ofono_connection_init(
MMSOfonoConnection* ofono)
{
MMS_VERBOSE_("%p", ofono);
}
/*
* Local Variables:
* mode: C
* c-basic-offset: 4
* indent-tabs-mode: nil
* End:
*/