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/*
* Copyright (C) 2009-2012 Michael 'Mickey' Lauer <mlauer@vanille-media.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
namespace DBusService
{
public const string DBUS_SERVICE_DBUS = "org.freedesktop.DBus";
public const string DBUS_PATH_DBUS = "/org/freedesktop/DBus";
public const string DBUS_INTERFACE_INTROSPECTABLE = "org.freedesktop.DBus.Introspectable";
public const string DBUS_INTERFACE_PROPERTIES = "org.freedesktop.DBus.Properties";
public const string DBUS_INTERFACE_PEER = "org.freedesktop.DBus.Peer";
public const string DBUS_INTERFACE_DBUS = "org.freedesktop.DBus";
[DBus (name = "org.freedesktop.DBus.Introspectable")]
public interface IIntrospectable : GLib.Object
{
public abstract async string Introspect () throws DBusError, IOError;
}
[DBus (name = "org.freedesktop.DBus.Properties")]
public interface IProperties : GLib.Object
{
public abstract async GLib.Variant Get (string iface, string prop) throws DBusError, IOError;
public abstract async void Set (string iface, string prop, Variant val) throws DBusError, IOError;
public abstract async GLib.HashTable<string,Variant> GetAll (string iface) throws DBusError, IOError;
}
[DBus (name = "org.freedesktop.DBus.Peer")]
public interface IPeer : GLib.Object
{
public abstract async void Ping () throws DBusError, IOError;
}
[DBus (name = "org.freedesktop.DBus")]
public interface IDBus : GLib.Object
{
public abstract async void AddMatch( string match ) throws DBusError, IOError;
public abstract async uint8[] GetAdtAuditSessionData( string type ) throws DBusError, IOError;
public abstract async uint8[] GetConnectionSELinuxSecurityContext( string type ) throws DBusError, IOError;
public abstract async uint32 GetConnectionUnixProcessID( string conn ) throws DBusError, IOError;
public abstract async uint32 GetConnectionUnixUser( string conn ) throws DBusError, IOError;
public abstract async string GetId() throws DBusError, IOError;
public abstract async string GetNameOwner( string name ) throws DBusError, IOError;
public abstract async string Hello() throws DBusError, IOError;
public abstract async string[] ListActivatableNames() throws DBusError, IOError;
public abstract async string[] ListNames() throws DBusError, IOError;
public abstract async string[] ListQueuedOwners( string None ) throws DBusError, IOError;
public abstract async bool NameHasOwner( string name ) throws DBusError, IOError;
public abstract async uint32 ReleaseName( string name ) throws DBusError, IOError;
public abstract async void ReloadConfig() throws DBusError, IOError;
public abstract async void RemoveMatch( string match ) throws DBusError, IOError;
public abstract async uint32 RequestName( string name, uint32 flags ) throws DBusError, IOError;
public abstract async uint32 StartServiceByName( string name, uint32 flags ) throws DBusError, IOError;
public abstract async void UpdateActivationEnvironment( GLib.HashTable<string,string> environment ) throws DBusError, IOError;
public signal void NameAcquired( string name );
public signal void NameLost( string name );
public signal void NameOwnerChanged( string name, string oldowner, string newowner );
}
[DBus (name = "org.freedesktop.DBus")]
public interface IDBusSync : GLib.Object
{
public abstract void AddMatch( string match ) throws DBusError, IOError;
public abstract uint8[] GetAdtAuditSessionData( string type ) throws DBusError, IOError;
public abstract uint8[] GetConnectionSELinuxSecurityContext( string type ) throws DBusError, IOError;
public abstract uint32 GetConnectionUnixProcessID( string conn ) throws DBusError, IOError;
public abstract uint32 GetConnectionUnixUser( string conn ) throws DBusError, IOError;
public abstract string GetId() throws DBusError, IOError;
public abstract string GetNameOwner( string name ) throws DBusError, IOError;
public abstract string Hello() throws DBusError, IOError;
public abstract string[] ListActivatableNames() throws DBusError, IOError;
public abstract string[] ListNames() throws DBusError, IOError;
public abstract string[] ListQueuedOwners( string None ) throws DBusError, IOError;
public abstract bool NameHasOwner( string name ) throws DBusError, IOError;
public abstract uint32 ReleaseName( string name ) throws DBusError, IOError;
public abstract void ReloadConfig() throws DBusError, IOError;
public abstract void RemoveMatch( string match ) throws DBusError, IOError;
public abstract uint32 RequestName( string name, uint32 flags ) throws DBusError, IOError;
public abstract uint32 StartServiceByName( string name, uint32 flags ) throws DBusError, IOError;
public abstract void UpdateActivationEnvironment( GLib.HashTable<string,string> environment ) throws DBusError, IOError;
public signal void NameAcquired( string name );
public signal void NameLost( string name );
public signal void NameOwnerChanged( string name, string oldowner, string newowner );
}
}
// misc helper classes and functions
namespace FsoFramework {
public bool isValidDBusName( string busname )
{
var parts = busname.split( "." );
if ( parts.length < 2 )
{
return false;
}
if ( busname.has_prefix( "." ) )
{
return false;
}
if ( busname.has_suffix( "." ) )
{
return false;
}
return true;
}
} /* namespace FsoFramework */
public delegate void FsoFramework.DBusServiceEventFunc( string busname );
[Compact]
internal class DBusFuncDelegateHolder
{
public FsoFramework.DBusServiceEventFunc func;
public DBusFuncDelegateHolder( FsoFramework.DBusServiceEventFunc func )
{
this.func = func;
}
}
/**
* @class FsoFramework.DBusServiceNotifierDelegate
*/
internal class FsoFramework.DBusServiceNotifierDelegate<T>
{
private T t;
public DBusServiceNotifierDelegate( owned T t )
{
this.t = t;
}
}
/**
* @class FsoFramework.DBusServiceNotifier
*
**/
public class FsoFramework.DBusServiceNotifier : FsoFramework.AbstractObject
{
private DBusService.IDBus obj;
private HashTable<string, List<DBusFuncDelegateHolder>> appear;
private HashTable<string, List<DBusFuncDelegateHolder>> disappear;
public DBusServiceNotifier()
{
appear = new HashTable<string,List<DBusFuncDelegateHolder>>( str_hash, str_equal );
disappear = new HashTable<string,List<DBusFuncDelegateHolder>>( str_hash, str_equal );
try
{
obj = Bus.get_proxy_sync<DBusService.IDBus>( BusType.SYSTEM, DBusService.DBUS_SERVICE_DBUS, DBusService.DBUS_PATH_DBUS );
}
catch ( Error e )
{
logger.critical( @"Could not get handle on DBus object at system bus: $(e.message)" );
}
obj.NameOwnerChanged.connect( onNameOwnerChanged );
}
public override string repr()
{
return "";
}
private void onNameOwnerChanged( dynamic Object obj, string name, string oldowner, string newowner )
{
weak List<weak DBusFuncDelegateHolder> list;
// check for service appearing
if ( oldowner == "" && newowner != "" )
list = appear.lookup( name );
else if ( oldowner != "" && newowner == "" )
list = disappear.lookup( name );
else
return;
if ( list != null )
{
foreach ( var el in list )
{
el.func( name );
}
}
}
public void notifyAppearing( string busname, DBusServiceEventFunc callback )
{
weak List<DBusFuncDelegateHolder> list = appear.lookup( busname );
if ( list == null )
{
var newlist = new List<DBusFuncDelegateHolder>();
newlist.append( new DBusFuncDelegateHolder( callback ) );
appear.insert( busname, (owned) newlist );
}
else
{
list.append( new DBusFuncDelegateHolder( callback ) );
}
}
public void notifyDisappearing( string busname, DBusServiceEventFunc callback )
{
weak List<DBusFuncDelegateHolder> list = disappear.lookup( busname );
if ( list == null )
{
var newlist = new List<DBusFuncDelegateHolder>();
newlist.append( new DBusFuncDelegateHolder( callback ) );
disappear.insert( busname, (owned) newlist );
}
else
{
list.append( new DBusFuncDelegateHolder( callback ) );
}
}
}
// vim:ts=4:sw=4:expandtab
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