1 /* dict - a generic dictionary, variation over hash table */
3 /* Copyright (c) 2004-2014. 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, "Dictionaries internals");
13 xbt_mallocator_t dict_elm_mallocator = NULL;
14 xbt_mallocator_t dict_het_elm_mallocator = NULL;
16 xbt_dictelm_t xbt_dictelm_new(xbt_dict_t dict, const char *key, int key_len, unsigned int hash_code, void *content,
17 void_f_pvoid_t free_f)
19 xbt_dictelm_t element;
21 if (dict->homogeneous) {
22 xbt_assert(!free_f, "Cannot set an individual free function in homogeneous dicts.");
23 element = xbt_mallocator_get(dict_elm_mallocator);
25 xbt_het_dictelm_t het_element = xbt_mallocator_get(dict_het_elm_mallocator);
26 het_element->free_f = free_f;
27 element = &het_element->element;
29 element->key = xbt_new(char, key_len + 1);
30 memcpy(element->key, key, key_len);
31 element->key[key_len] = '\0';
33 element->key_len = key_len;
34 element->hash_code = hash_code;
36 element->content = content;
42 void xbt_dictelm_free(xbt_dict_t dict, xbt_dictelm_t element)
45 char *key = element->key;
46 void *content = element->content;
47 void_f_pvoid_t free_f;
48 if (dict->homogeneous) {
49 free_f = dict->free_f;
50 xbt_mallocator_release(dict_elm_mallocator, element);
52 xbt_het_dictelm_t het_element = (xbt_het_dictelm_t)element;
53 free_f = het_element->free_f;
54 xbt_mallocator_release(dict_het_elm_mallocator, het_element);
58 if (free_f && content)
63 void xbt_dictelm_set_data(xbt_dict_t dict, xbt_dictelm_t element, void *data, void_f_pvoid_t free_ctn)
65 void_f_pvoid_t free_f;
66 if (dict->homogeneous) {
67 free_f = dict->free_f;
68 xbt_assert(!free_ctn, "Cannot set an individual free function in homogeneous dicts.");
70 xbt_het_dictelm_t het_element = (xbt_het_dictelm_t)element;
71 free_f = het_element->free_f;
72 het_element->free_f = free_ctn;
75 if (free_f && element->content)
76 free_f(element->content);
78 element->content = data;
81 void *dict_elm_mallocator_new_f(void)
83 return xbt_new(s_xbt_dictelm_t, 1);
86 void *dict_het_elm_mallocator_new_f(void)
88 return xbt_new(s_xbt_het_dictelm_t, 1);