1 /* dict - a generic dictionary, variation over hash table */
3 /* Copyright (c) 2004-2011. 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(xbt_dict_t dict, const char *key, int key_len,
27 unsigned int hash_code, void *content,
28 void_f_pvoid_t free_f)
30 xbt_dictelm_t element = xbt_mallocator_get(dict_elm_mallocator);
32 element->key = xbt_new(char, key_len + 1);
33 memcpy((void *) element->key, (void *) key, key_len);
34 element->key[key_len] = '\0';
36 element->key_len = key_len;
37 element->hash_code = hash_code;
39 element->content = content;
40 element->free_f = free_f;
46 void xbt_dictelm_free(xbt_dict_t dict, xbt_dictelm_t element)
48 if (element != NULL) {
49 xbt_free(element->key);
51 if (element->free_f != NULL && element->content != NULL) {
52 element->free_f(element->content);
55 xbt_mallocator_release(dict_elm_mallocator, element);
59 void xbt_dictelm_set_data(xbt_dict_t dict, xbt_dictelm_t element,
60 void *data, void_f_pvoid_t free_ctn)
62 if (element->free_f && element->content)
63 element->free_f(element->content);
65 element->content = data;
66 element->free_f = free_ctn;
69 void *dict_elm_mallocator_new_f(void)
71 return xbt_new(s_xbt_dictelm_t, 1);