gecko-dev/ipc/dbus/DBusUtils.h

118 строки
4.0 KiB
C++

/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/*
** Copyright 2006, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#ifndef mozilla_ipc_dbus_dbusutils_h__
#define mozilla_ipc_dbus_dbusutils_h__
#include <dbus/dbus.h>
#include "mozilla/Scoped.h"
// LOGE and free a D-Bus error
// Using #define so that __FUNCTION__ resolves usefully
#define LOG_AND_FREE_DBUS_ERROR_WITH_MSG(err, msg) log_and_free_dbus_error(err, __FUNCTION__, msg);
#define LOG_AND_FREE_DBUS_ERROR(err) log_and_free_dbus_error(err, __FUNCTION__);
struct DBusMessage;
struct DBusError;
namespace mozilla {
namespace ipc {
class DBusMessageRefPtr
{
public:
DBusMessageRefPtr(DBusMessage* aMsg) : mMsg(aMsg)
{
if (mMsg) dbus_message_ref(mMsg);
}
~DBusMessageRefPtr()
{
if (mMsg) dbus_message_unref(mMsg);
}
operator DBusMessage*() { return mMsg; }
DBusMessage* get() { return mMsg; }
private:
DBusMessage* mMsg;
};
typedef void (*DBusCallback)(DBusMessage *, void *);
void log_and_free_dbus_error(DBusError* err,
const char* function,
DBusMessage* msg = NULL);
dbus_bool_t dbus_func_send_async(DBusConnection* conn,
DBusMessage* msg,
int timeout_ms,
DBusCallback user_cb,
void* user);
dbus_bool_t dbus_func_args_async(DBusConnection* conn,
int timeout_ms,
DBusCallback reply,
void* user,
const char* path,
const char* ifc,
const char* func,
int first_arg_type,
...);
DBusMessage* dbus_func_args(DBusConnection* conn,
const char* path,
const char* ifc,
const char* func,
int first_arg_type,
...);
DBusMessage* dbus_func_args_error(DBusConnection* conn,
DBusError* err,
const char* path,
const char* ifc,
const char* func,
int first_arg_type,
...);
DBusMessage* dbus_func_args_timeout(DBusConnection* conn,
int timeout_ms,
DBusError* err,
const char* path,
const char* ifc,
const char* func,
int first_arg_type,
...);
DBusMessage* dbus_func_args_timeout_valist(DBusConnection* conn,
int timeout_ms,
DBusError* err,
const char* path,
const char* ifc,
const char* func,
int first_arg_type,
va_list args);
int dbus_returns_int32(DBusMessage *reply);
int dbus_returns_uint32(DBusMessage *reply);
}
}
#endif