1 /* dict_multi - dictionnaries of dictionnaries of ... of data */
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"
11 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_dict_multi, xbt_dict,
12 "Dictionaries of multiple keys");
14 static void _free_dict(void *d)
16 XBT_VERB("free dict %p", d);
17 xbt_dict_free((xbt_dict_t *) & d);
20 /** \brief Insert \e data under all the keys contained in \e keys, providing their sizes in \e lens.
22 * \arg mdict: the multi-dict
23 * \arg keys: dynar of (char *) containing all the keys
24 * \arg lens: length of each element of \e keys
25 * \arg data: what to store in the structure
26 * \arg free_ctn: function to use to free the pushed content on need
28 * Dynars are not modified during the operation.
32 xbt_multidict_set_ext(xbt_dict_t mdict,
33 xbt_dynar_t keys, xbt_dynar_t lens,
34 void *data, void_f_pvoid_t free_ctn)
37 xbt_dict_t thislevel, nextlevel = NULL;
40 unsigned long int thislen;
42 int keys_len = xbt_dynar_length(keys);
44 xbt_assert(xbt_dynar_length(keys) == xbt_dynar_length(lens));
45 xbt_assert(keys_len, "Can't set a zero-long key set in a multidict");
47 XBT_DEBUG("xbt_multidict_set(%p,%d)", mdict, keys_len);
49 for (i = 0, thislevel = mdict; i < keys_len - 1;
50 i++, thislevel = nextlevel) {
52 xbt_dynar_get_cpy(keys, i, &thiskey);
53 xbt_dynar_get_cpy(lens, i, &thislen);
55 XBT_DEBUG("multi_set: at level %d, len=%ld, key=%p |%*s|", i, thislen,
56 thiskey, (int) thislen, thiskey);
58 /* search the dict of next level */
59 nextlevel = xbt_dict_get_or_null_ext(thislevel, thiskey, thislen);
60 if (nextlevel == NULL) {
61 /* make sure the dict of next level exists */
62 nextlevel = xbt_dict_new();
63 XBT_VERB("Create a dict (%p)", nextlevel);
64 xbt_dict_set_ext(thislevel, thiskey, thislen, nextlevel,
69 xbt_dynar_get_cpy(keys, i, &thiskey);
70 xbt_dynar_get_cpy(lens, i, &thislen);
72 xbt_dict_set_ext(thislevel, thiskey, thislen, data, free_ctn);
75 /** \brief Insert \e data under all the keys contained in \e keys
77 * \arg head: the head of dict
78 * \arg keys: dynar of null-terminated strings containing all the keys
79 * \arg data: what to store in the structure
80 * \arg free_ctn: function to use to free the pushed content on need
83 xbt_multidict_set(xbt_dict_t mdict,
84 xbt_dynar_t keys, void *data, void_f_pvoid_t free_ctn)
86 xbt_dynar_t lens = xbt_dynar_new(sizeof(unsigned long int), NULL);
89 for (i = 0; i < xbt_dynar_length(keys); i++) {
90 char *thiskey = xbt_dynar_get_as(keys, i, char *);
91 unsigned long int thislen = (unsigned long int) strlen(thiskey);
92 XBT_DEBUG("Push %ld as level %lu length", thislen, i);
93 xbt_dynar_push(lens, &thislen);
97 xbt_multidict_set_ext(mdict, keys, lens, data, free_ctn);
100 xbt_dynar_free(&lens);
107 /** \brief Insert \e data under all the keys contained in \e keys, providing their sizes in \e lens.
109 * \arg mdict: the multi-dict
110 * \arg keys: dynar of (char *) containing all the keys
111 * \arg lens: length of each element of \e keys
112 * \arg data: where to put what was found in structure
113 * \arg free_ctn: function to use to free the pushed content on need
115 * Dynars are not modified during the operation.
117 void *xbt_multidict_get_ext(xbt_dict_t mdict,
118 xbt_dynar_t keys, xbt_dynar_t lens)
120 xbt_dict_t thislevel, nextlevel;
123 unsigned long int thislen;
125 int keys_len = xbt_dynar_length(keys);
127 xbt_assert(xbt_dynar_length(keys) == xbt_dynar_length(lens));
128 xbt_assert(xbt_dynar_length(keys) >= 1,
129 "Can't get a zero-long key set in a multidict");
131 XBT_DEBUG("xbt_multidict_get(%p, %ld)", mdict, xbt_dynar_length(keys));
133 for (i = 0, thislevel = mdict; i < keys_len - 1;
134 i++, thislevel = nextlevel) {
136 xbt_dynar_get_cpy(keys, i, &thiskey);
137 xbt_dynar_get_cpy(lens, i, &thislen);
139 XBT_DEBUG("multi_get: at level %d (%p), len=%ld, key=%p |%*s|",
140 i, thislevel, thislen, thiskey, (int) thislen, thiskey);
142 /* search the dict of next level: let mismatch raise if not found */
143 nextlevel = xbt_dict_get_ext(thislevel, thiskey, thislen);
146 xbt_dynar_get_cpy(keys, i, &thiskey);
147 xbt_dynar_get_cpy(lens, i, &thislen);
149 return xbt_dict_get_ext(thislevel, thiskey, thislen);
152 void *xbt_multidict_get(xbt_dict_t mdict, xbt_dynar_t keys)
154 xbt_dynar_t lens = xbt_dynar_new(sizeof(unsigned long int), NULL);
158 for (i = 0; i < xbt_dynar_length(keys); i++) {
159 char *thiskey = xbt_dynar_get_as(keys, i, char *);
160 unsigned long int thislen = (unsigned long int) strlen(thiskey);
161 xbt_dynar_push(lens, &thislen);
164 res = xbt_multidict_get_ext(mdict, keys, lens), xbt_dynar_free(&lens);
169 /** \brief Remove the entry under all the keys contained in \e keys, providing their sizes in \e lens.
171 * \arg mdict: the multi-dict
172 * \arg keys: dynar of (char *) containing all the keys
173 * \arg lens: length of each element of \e keys
174 * \arg data: what to store in the structure
175 * \arg free_ctn: function to use to free the pushed content on need
177 * Dynars are not modified during the operation.
179 * Removing a non-existant key is ok.
183 xbt_multidict_remove_ext(xbt_dict_t mdict, xbt_dynar_t keys,
186 xbt_dict_t thislevel, nextlevel = NULL;
190 unsigned long int thislen;
192 int keys_len = xbt_dynar_length(keys);
194 xbt_assert(xbt_dynar_length(keys) == xbt_dynar_length(lens));
195 xbt_assert(xbt_dynar_length(keys),
196 "Can't remove a zero-long key set in a multidict");
198 for (i = 0, thislevel = mdict; i < keys_len - 1;
199 i++, thislevel = nextlevel) {
201 xbt_dynar_get_cpy(keys, i, &thiskey);
202 xbt_dynar_get_cpy(lens, i, &thislen);
204 /* search the dict of next level */
206 nextlevel = xbt_dict_get_ext(thislevel, thiskey, thislen);
209 /* If non-existant entry, nothing to do */
210 if (e.category == arg_error)
217 xbt_dynar_get_cpy(keys, i, &thiskey);
218 xbt_dynar_get_cpy(lens, i, &thislen);
220 xbt_dict_remove_ext(thislevel, thiskey, thislen);
223 void xbt_multidict_remove(xbt_dict_t mdict, xbt_dynar_t keys)
225 xbt_dynar_t lens = xbt_dynar_new(sizeof(unsigned long int), NULL);
228 for (i = 0; i < xbt_dynar_length(keys); i++) {
229 char *thiskey = xbt_dynar_get_as(keys, i, char *);
230 unsigned long int thislen = strlen(thiskey);
231 xbt_dynar_push(lens, &thislen);
235 xbt_multidict_remove_ext(mdict, keys, lens);
238 xbt_dynar_free(&lens);