1 /* dict - a generic dictionary, variation over hash table */
3 /* Copyright (c) 2004-2012. 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_NEW_DEFAULT_SUBCATEGORY(xbt_dict_elm, xbt_dict,
12 "Dictionaries internals");
14 xbt_mallocator_t dict_elm_mallocator = NULL;
15 xbt_mallocator_t dict_het_elm_mallocator = NULL;
17 xbt_dictelm_t xbt_dictelm_new(xbt_dict_t dict, const char *key, int key_len,
18 unsigned int hash_code, void *content,
19 void_f_pvoid_t free_f)
21 xbt_dictelm_t element;
23 if (dict->homogeneous) {
25 "Cannot set an individual free function in homogeneous dicts.");
26 element = xbt_mallocator_get(dict_elm_mallocator);
28 xbt_het_dictelm_t het_element = xbt_mallocator_get(dict_het_elm_mallocator);
29 het_element->free_f = free_f;
30 element = &het_element->element;
32 element->key = xbt_new(char, key_len + 1);
33 memcpy(element->key, 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;
45 void xbt_dictelm_free(xbt_dict_t dict, xbt_dictelm_t element)
48 char *key = element->key;
49 void *content = element->content;
50 void_f_pvoid_t free_f;
51 if (dict->homogeneous) {
52 free_f = dict->free_f;
53 xbt_mallocator_release(dict_elm_mallocator, element);
55 xbt_het_dictelm_t het_element = (xbt_het_dictelm_t)element;
56 free_f = het_element->free_f;
57 xbt_mallocator_release(dict_het_elm_mallocator, het_element);
61 if (free_f && content)
66 void xbt_dictelm_set_data(xbt_dict_t dict, xbt_dictelm_t element,
67 void *data, void_f_pvoid_t free_ctn)
69 void_f_pvoid_t free_f;
70 if (dict->homogeneous) {
71 free_f = dict->free_f;
73 "Cannot set an individual free function in homogeneous dicts.");
75 xbt_het_dictelm_t het_element = (xbt_het_dictelm_t)element;
76 free_f = het_element->free_f;
77 het_element->free_f = free_ctn;
80 if (free_f && element->content)
81 free_f(element->content);
83 element->content = data;
86 void *dict_elm_mallocator_new_f(void)
88 return xbt_new(s_xbt_dictelm_t, 1);
91 void *dict_het_elm_mallocator_new_f(void)
93 return xbt_new(s_xbt_het_dictelm_t, 1);