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/*
* Copyright (C) 2005-2013 Team XBMC
* http://xbmc.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* 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 XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#include "DBusUtil.h"
#ifdef HAS_DBUS
#include "utils/log.h"
CVariant CDBusUtil::GetVariant(const char *destination, const char *object, const char *interface, const char *property)
{
//dbus-send --system --print-reply --dest=destination object org.freedesktop.DBus.Properties.Get string:interface string:property
CDBusMessage message(destination, object, "org.freedesktop.DBus.Properties", "Get");
CVariant result;
if (message.AppendArgument(interface) && message.AppendArgument(property))
{
DBusMessage *reply = message.SendSystem();
if (reply)
{
DBusMessageIter iter;
if (dbus_message_iter_init(reply, &iter))
{
if (!dbus_message_has_signature(reply, "v"))
CLog::Log(LOGERROR, "DBus: wrong signature on Get - should be \"v\" but was %s", dbus_message_iter_get_signature(&iter));
else
result = ParseVariant(&iter);
}
}
}
else
CLog::Log(LOGERROR, "DBus: append arguments failed");
return result;
}
CVariant CDBusUtil::GetAll(const char *destination, const char *object, const char *interface)
{
CDBusMessage message(destination, object, "org.freedesktop.DBus.Properties", "GetAll");
CVariant properties;
message.AppendArgument(interface);
DBusMessage *reply = message.SendSystem();
if (reply)
{
DBusMessageIter iter;
if (dbus_message_iter_init(reply, &iter))
{
if (!dbus_message_has_signature(reply, "a{sv}"))
CLog::Log(LOGERROR, "DBus: wrong signature on GetAll - should be \"a{sv}\" but was %s", dbus_message_iter_get_signature(&iter));
else
{
do
{
DBusMessageIter sub;
dbus_message_iter_recurse(&iter, &sub);
do
{
DBusMessageIter dict;
dbus_message_iter_recurse(&sub, &dict);
do
{
const char * key = NULL;
dbus_message_iter_get_basic(&dict, &key);
if (!dbus_message_iter_next(&dict))
break;
CVariant value = ParseVariant(&dict);
if (!value.isNull())
properties[key] = value;
} while (dbus_message_iter_next(&dict));
} while (dbus_message_iter_next(&sub));
} while (dbus_message_iter_next(&iter));
}
}
}
return properties;
}
CVariant CDBusUtil::ParseVariant(DBusMessageIter *itr)
{
DBusMessageIter variant;
dbus_message_iter_recurse(itr, &variant);
return ParseType(&variant);
}
CVariant CDBusUtil::ParseType(DBusMessageIter *itr)
{
CVariant value;
const char * string = NULL;
dbus_int32_t int32 = 0;
dbus_uint32_t uint32 = 0;
dbus_int64_t int64 = 0;
dbus_uint64_t uint64 = 0;
dbus_bool_t boolean = false;
double doublev = 0;
int type = dbus_message_iter_get_arg_type(itr);
switch (type)
{
case DBUS_TYPE_OBJECT_PATH:
case DBUS_TYPE_STRING:
dbus_message_iter_get_basic(itr, &string);
value = string;
break;
case DBUS_TYPE_UINT32:
dbus_message_iter_get_basic(itr, &uint32);
value = (uint64_t)uint32;
break;
case DBUS_TYPE_BYTE:
case DBUS_TYPE_INT32:
dbus_message_iter_get_basic(itr, &int32);
value = (int64_t)int32;
break;
case DBUS_TYPE_UINT64:
dbus_message_iter_get_basic(itr, &uint64);
value = (uint64_t)uint64;
break;
case DBUS_TYPE_INT64:
dbus_message_iter_get_basic(itr, &int64);
value = (int64_t)int64;
break;
case DBUS_TYPE_BOOLEAN:
dbus_message_iter_get_basic(itr, &boolean);
value = (bool)boolean;
break;
case DBUS_TYPE_DOUBLE:
dbus_message_iter_get_basic(itr, &doublev);
value = (double)doublev;
break;
case DBUS_TYPE_ARRAY:
DBusMessageIter array;
dbus_message_iter_recurse(itr, &array);
value = CVariant::VariantTypeArray;
do
{
CVariant item = ParseType(&array);
if (!item.isNull())
value.push_back(item);
} while (dbus_message_iter_next(&array));
break;
}
return value;
}
#endif
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