diff options
Diffstat (limited to 'lib/win32/glib-2.20.4/glib/gcache.c')
| -rw-r--r-- | lib/win32/glib-2.20.4/glib/gcache.c | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/lib/win32/glib-2.20.4/glib/gcache.c b/lib/win32/glib-2.20.4/glib/gcache.c deleted file mode 100644 index a5b02974ce..0000000000 --- a/lib/win32/glib-2.20.4/glib/gcache.c +++ /dev/null @@ -1,197 +0,0 @@ -/* GLIB - Library of useful routines for C programming - * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald - * - * 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. - */ - -/* - * Modified by the GLib Team and others 1997-2000. See the AUTHORS - * file for a list of people on the GLib Team. See the ChangeLog - * files for a list of changes. These files are distributed with - * GLib at ftp://ftp.gtk.org/pub/gtk/. - */ - -/* - * MT safe - */ - -#include "config.h" - -#include "glib.h" -#include "galias.h" - - -typedef struct _GCacheNode GCacheNode; - -struct _GCacheNode -{ - /* A reference counted node */ - gpointer value; - gint ref_count; -}; - -struct _GCache -{ - /* Called to create a value from a key */ - GCacheNewFunc value_new_func; - - /* Called to destroy a value */ - GCacheDestroyFunc value_destroy_func; - - /* Called to duplicate a key */ - GCacheDupFunc key_dup_func; - - /* Called to destroy a key */ - GCacheDestroyFunc key_destroy_func; - - /* Associates keys with nodes */ - GHashTable *key_table; - - /* Associates nodes with keys */ - GHashTable *value_table; -}; - -static inline GCacheNode* -g_cache_node_new (gpointer value) -{ - GCacheNode *node = g_slice_new (GCacheNode); - node->value = value; - node->ref_count = 1; - return node; -} - -static inline void -g_cache_node_destroy (GCacheNode *node) -{ - g_slice_free (GCacheNode, node); -} - -GCache* -g_cache_new (GCacheNewFunc value_new_func, - GCacheDestroyFunc value_destroy_func, - GCacheDupFunc key_dup_func, - GCacheDestroyFunc key_destroy_func, - GHashFunc hash_key_func, - GHashFunc hash_value_func, - GEqualFunc key_equal_func) -{ - GCache *cache; - - g_return_val_if_fail (value_new_func != NULL, NULL); - g_return_val_if_fail (value_destroy_func != NULL, NULL); - g_return_val_if_fail (key_dup_func != NULL, NULL); - g_return_val_if_fail (key_destroy_func != NULL, NULL); - g_return_val_if_fail (hash_key_func != NULL, NULL); - g_return_val_if_fail (hash_value_func != NULL, NULL); - g_return_val_if_fail (key_equal_func != NULL, NULL); - - cache = g_slice_new (GCache); - cache->value_new_func = value_new_func; - cache->value_destroy_func = value_destroy_func; - cache->key_dup_func = key_dup_func; - cache->key_destroy_func = key_destroy_func; - cache->key_table = g_hash_table_new (hash_key_func, key_equal_func); - cache->value_table = g_hash_table_new (hash_value_func, NULL); - - return cache; -} - -void -g_cache_destroy (GCache *cache) -{ - g_return_if_fail (cache != NULL); - - g_hash_table_destroy (cache->key_table); - g_hash_table_destroy (cache->value_table); - g_slice_free (GCache, cache); -} - -gpointer -g_cache_insert (GCache *cache, - gpointer key) -{ - GCacheNode *node; - gpointer value; - - g_return_val_if_fail (cache != NULL, NULL); - - node = g_hash_table_lookup (cache->key_table, key); - if (node) - { - node->ref_count += 1; - return node->value; - } - - key = (* cache->key_dup_func) (key); - value = (* cache->value_new_func) (key); - node = g_cache_node_new (value); - - g_hash_table_insert (cache->key_table, key, node); - g_hash_table_insert (cache->value_table, value, key); - - return node->value; -} - -void -g_cache_remove (GCache *cache, - gconstpointer value) -{ - GCacheNode *node; - gpointer key; - - g_return_if_fail (cache != NULL); - - key = g_hash_table_lookup (cache->value_table, value); - node = g_hash_table_lookup (cache->key_table, key); - - g_return_if_fail (node != NULL); - - node->ref_count -= 1; - if (node->ref_count == 0) - { - g_hash_table_remove (cache->value_table, value); - g_hash_table_remove (cache->key_table, key); - - (* cache->key_destroy_func) (key); - (* cache->value_destroy_func) (node->value); - g_cache_node_destroy (node); - } -} - -void -g_cache_key_foreach (GCache *cache, - GHFunc func, - gpointer user_data) -{ - g_return_if_fail (cache != NULL); - g_return_if_fail (func != NULL); - - g_hash_table_foreach (cache->value_table, func, user_data); -} - -void -g_cache_value_foreach (GCache *cache, - GHFunc func, - gpointer user_data) -{ - g_return_if_fail (cache != NULL); - g_return_if_fail (func != NULL); - - g_hash_table_foreach (cache->key_table, func, user_data); -} - -#define __G_CACHE_C__ -#include "galiasdef.c" |