/**
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* \file
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* Hash table for (object, property) pairs
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*
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* Author:
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* Zoltan Varga (vargaz@gmail.com)
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*
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* (C) 2008 Novell, Inc
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*/
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#include "mono-property-hash.h"
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struct _MonoPropertyHash {
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/* We use one hash table per property */
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GHashTable *hashes;
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};
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MonoPropertyHash*
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mono_property_hash_new (void)
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{
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MonoPropertyHash *hash = g_new0 (MonoPropertyHash, 1);
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hash->hashes = g_hash_table_new (NULL, NULL);
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return hash;
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}
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static void
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free_hash (gpointer key, gpointer value, gpointer user_data)
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{
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GHashTable *hash = (GHashTable*)value;
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g_hash_table_destroy (hash);
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}
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void
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mono_property_hash_destroy (MonoPropertyHash *hash)
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{
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g_hash_table_foreach (hash->hashes, free_hash, NULL);
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g_hash_table_destroy (hash->hashes);
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g_free (hash);
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}
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void
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mono_property_hash_insert (MonoPropertyHash *hash, gpointer object, guint32 property,
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gpointer value)
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{
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GHashTable *prop_hash;
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prop_hash = (GHashTable *) g_hash_table_lookup (hash->hashes, GUINT_TO_POINTER (property));
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if (!prop_hash) {
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// FIXME: Maybe use aligned_hash
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prop_hash = g_hash_table_new (NULL, NULL);
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g_hash_table_insert (hash->hashes, GUINT_TO_POINTER (property), prop_hash);
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}
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g_hash_table_insert (prop_hash, object, value);
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}
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static void
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remove_object (gpointer key, gpointer value, gpointer user_data)
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{
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GHashTable *prop_hash = (GHashTable*)value;
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g_hash_table_remove (prop_hash, user_data);
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}
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void
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mono_property_hash_remove_object (MonoPropertyHash *hash, gpointer object)
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{
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g_hash_table_foreach (hash->hashes, remove_object, object);
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}
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gpointer
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mono_property_hash_lookup (MonoPropertyHash *hash, gpointer object, guint32 property)
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{
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GHashTable *prop_hash;
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prop_hash = (GHashTable *) g_hash_table_lookup (hash->hashes, GUINT_TO_POINTER (property));
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if (!prop_hash)
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return NULL;
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return g_hash_table_lookup (prop_hash, object);
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}
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