mono/utils/mono-property-hash.h

   1 /**
   2  * \file
   3  * Hash table for (object, property) pairs
   4  *
   5  * Author:
   6  *      Zoltan Varga (vargaz@gmail.com)
   7  *
   8  * (C) 2008 Novell, Inc
   9  */
  10
  11 /*
  12  * This is similar to the GLib hash table, but stores (object, property) pairs. It can
  13  * be used to store rarely used fields of runtime structures, decreasing memory usage.
  14  * The memory required to store one property is the size of one hash node, about 3
  15  * pointers.
  16  */
  17
  18 #ifndef _MONO_PROPERTY_HASH_H_
  19 #define _MONO_PROPERTY_HASH_H_
  20
  21 #include <glib.h>
  22 #include <mono/utils/mono-publib.h>
  23
  24 typedef struct _MonoPropertyHash MonoPropertyHash;
  25
  26 MONO_API MonoPropertyHash* mono_property_hash_new (void);
  27
  28 MONO_API void mono_property_hash_destroy (MonoPropertyHash *hash);
  29
  30 MONO_API void mono_property_hash_insert (MonoPropertyHash *hash, gpointer object, guint32 property,
  31                                                                 gpointer value);
  32
  33 /* Remove all properties of OBJECT */
  34 MONO_API void mono_property_hash_remove_object (MonoPropertyHash *hash, gpointer object);
  35
  36 MONO_API gpointer mono_property_hash_lookup (MonoPropertyHash *hash, gpointer object, guint32 property);
  37
  38 #endif