1 files changed, 76 insertions, 0 deletions
diff --git a/dbus/dbus-dataslot.h b/dbus/dbus-dataslot.h
new file mode 100644
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+++ b/dbus/dbus-dataslot.h
@@ -0,0 +1,76 @@
+/* -*- mode: C; c-file-style: "gnu" -*- */
+/* dbus-dataslot.h  storing data on objects
+ *
+ * Copyright (C) 2003 Red Hat, Inc.
+ *
+ * Licensed under the Academic Free License version 1.2
+ * 
+ * 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 of the License, 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+#ifndef DBUS_DATASLOT_H
+#define DBUS_DATASLOT_H
+
+#include <dbus/dbus-internals.h>
+
+DBUS_BEGIN_DECLS;
+
+typedef struct DBusDataSlotAllocator DBusDataSlotAllocator;
+typedef struct DBusDataSlotList DBusDataSlotList;
+
+/** Opaque typedef for DBusDataSlot */
+typedef struct DBusDataSlot DBusDataSlot;
+/** DBusDataSlot is used to store application data on the connection */
+struct DBusDataSlot
+{
+  void *data;                      /**< The application data */
+  DBusFreeFunction free_data_func; /**< Free the application data */
+};
+
+struct DBusDataSlotAllocator
+{
+  int *allocated_slots;   /**< Allocated slots */
+  int  n_allocated_slots; /**< number of slots malloc'd */
+  int  n_used_slots;      /**< number of slots used */
+  DBusMutex *lock;        /**< thread lock */
+};
+
+struct DBusDataSlotList
+{
+  DBusDataSlot *slots;   /**< Data slots */
+  int           n_slots; /**< Slots we have storage for in data_slots */
+};
+
+dbus_bool_t _dbus_data_slot_allocator_init (DBusDataSlotAllocator *allocator);
+int         _dbus_data_slot_allocator_alloc (DBusDataSlotAllocator *allocator);
+void        _dbus_data_slot_allocator_free (DBusDataSlotAllocator *allocator,
+                                            int slot_id);
+
+void        _dbus_data_slot_list_init (DBusDataSlotList      *list);
+dbus_bool_t _dbus_data_slot_list_set  (DBusDataSlotAllocator *allocator,
+                                       DBusDataSlotList      *list,
+                                       int                    slot,
+                                       void                  *data,
+                                       DBusFreeFunction       free_data_func,
+                                       DBusFreeFunction      *old_free_func,
+                                       void                 **old_data);
+void*       _dbus_data_slot_list_get  (DBusDataSlotAllocator *allocator,
+                                       DBusDataSlotList      *list,
+                                       int                    slot);
+void        _dbus_data_slot_list_free (DBusDataSlotList      *list);
+
+DBUS_END_DECLS;
+
+#endif /* DBUS_DATASLOT_H */