1 /* dict - a generic dictionary, variation over the B-tree concept */
3 /* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
4 * All rights reserved. */
6 /* This program is free software; you can redistribute it and/or modify it
7 * under the terms of the license (GNU LGPL) which comes with this package. */
9 #include "dict_private.h" /* prototypes of this module */
11 XBT_LOG_EXTERNAL_CATEGORY(xbt_dict);
12 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_dict_elm, xbt_dict,
13 "Dictionaries internals");
15 XBT_LOG_NEW_SUBCATEGORY(xbt_dict_add, xbt_dict,
16 "Dictionaries internals: elements addition");
17 XBT_LOG_NEW_SUBCATEGORY(xbt_dict_search, xbt_dict,
18 "Dictionaries internals: searching");
19 XBT_LOG_NEW_SUBCATEGORY(xbt_dict_remove, xbt_dict,
20 "Dictionaries internals: elements removal");
21 XBT_LOG_NEW_SUBCATEGORY(xbt_dict_collapse, xbt_dict,
22 "Dictionaries internals: post-removal cleanup");
24 xbt_mallocator_t dict_elm_mallocator = NULL;
26 xbt_dictelm_t xbt_dictelm_new(const char *key,
28 unsigned int hash_code,
29 void *content, void_f_pvoid_t free_f)
31 xbt_dictelm_t element = xbt_mallocator_get(dict_elm_mallocator);
33 element->dictielem = 0; /* please free the key on free */
34 element->key = xbt_new(char, key_len + 1);
35 memcpy((void *) element->key, (void *) key, key_len);
36 element->key[key_len] = '\0';
38 element->key_len = key_len;
39 element->hash_code = hash_code;
41 element->content = content;
42 element->free_f = free_f;
48 xbt_dictelm_t xbt_dictielm_new(uintptr_t key, unsigned int hash_code,
51 xbt_dictelm_t element = xbt_mallocator_get(dict_elm_mallocator);
53 element->key = (void *) key;
55 element->dictielem = 1; /* please DONT free the key on free */
56 element->key_len = sizeof(uintptr_t);
57 element->hash_code = hash_code;
59 element->content = (void *) content;
60 element->free_f = NULL;
66 void xbt_dictelm_free(xbt_dictelm_t element)
68 if (element != NULL) {
69 if (!element->dictielem)
70 xbt_free(element->key);
72 if (element->free_f != NULL && element->content != NULL) {
73 element->free_f(element->content);
76 xbt_mallocator_release(dict_elm_mallocator, element);
80 void *dict_elm_mallocator_new_f(void)
82 return xbt_new(s_xbt_dictelm_t, 1);
85 void dict_elm_mallocator_free_f(void *elem)
90 void dict_elm_mallocator_reset_f(void *elem)