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+/*
+ (c) Copyright 2006-2007 directfb.org
+
+ All rights reserved.
+
+ Written by Denis Oliver Kropp <dok@directfb.org>.
+
+ 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 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+*/
+
+#ifndef __FUSIONDALE_CORE_MESSENGER_H__
+#define __FUSIONDALE_CORE_MESSENGER_H__
+
+#include <fusiondale.h>
+
+#include <fusion/object.h>
+
+#include <core/dale_types.h>
+
+
+typedef enum {
+ CMNF_NONE = 0x00000000,
+
+ CMNF_DISPATCH = 0x00000001,
+
+ CMNF_ALL = 0x00000001
+} CoreMessengerNotificationFlags;
+
+typedef struct {
+ CoreMessengerNotificationFlags flags;
+ CoreMessenger *messenger;
+
+ CoreMessengerDispatch *dispatch;
+} CoreMessengerNotification;
+
+struct __FD_CoreMessenger {
+ FusionObject object;
+
+ int magic;
+
+ FusionSHMPoolShared *shmpool;
+
+ FusionSkirmish lock;
+ FusionHash *hash;
+ FDMessengerEventID last_event;
+};
+
+struct __FD_CoreMessengerEvent {
+ int magic;
+
+ CoreMessenger *messenger;
+
+ FDMessengerEventID id;
+ char *name;
+// unsigned int nodes;
+ DirectLink *nodes;
+
+ DirectLink *dispatches;
+};
+
+struct __FD_CoreMessengerDispatch {
+ DirectLink link;
+
+ int magic;
+
+ int count;
+
+ FDMessengerEventID event_id;
+
+ int param;
+ void *data;
+ unsigned int data_size;
+};
+
+/*
+ * Creates a pool of messenger objects.
+ */
+FusionObjectPool *fd_messenger_pool_create( const FusionWorld *world );
+
+/*
+ * Generates fd_messenger_ref(), fd_messenger_attach() etc.
+ */
+FUSION_OBJECT_METHODS( CoreMessenger, fd_messenger )
+
+
+
+/*
+ * Creation
+ */
+
+DirectResult fd_messenger_create( CoreDale *core,
+ CoreMessenger **ret_messenger );
+
+/*
+ * Events
+ */
+
+DirectResult fd_messenger_create_event ( CoreMessenger *messenger,
+ const char *name,
+ CoreMessengerEvent **ret_event );
+
+DirectResult fd_messenger_destroy_event( CoreMessenger *messenger,
+ CoreMessengerEvent *event );
+
+DirectResult fd_messenger_lookup_event ( CoreMessenger *messenger,
+ const char *name,
+ CoreMessengerEvent **ret_event );
+
+/*
+ * Dispatch
+ */
+
+DirectResult fd_messenger_dispatch_event( CoreMessenger *messenger,
+ CoreMessengerEvent *event,
+ int param,
+ void *data_ptr,
+ unsigned int data_size );
+
+/*
+ * Locking
+ */
+
+static inline DirectResult
+fd_messenger_lock( CoreMessenger *messenger )
+{
+ D_MAGIC_ASSERT( messenger, CoreMessenger );
+
+ return fusion_skirmish_prevail( &messenger->lock );
+}
+
+static inline DirectResult
+fd_messenger_unlock( CoreMessenger *messenger )
+{
+ D_MAGIC_ASSERT( messenger, CoreMessenger );
+
+ return fusion_skirmish_dismiss( &messenger->lock );
+}
+
+/*
+ * Global reactions
+ */
+typedef enum {
+ FD_MESSENGER_PORT_MESSENGER_LISTENER
+} FD_MESSENGER_GLOBALS;
+
+
+#endif