GNU libmicrohttpd  0.9.72
mhd_str.h
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1 /*
2  This file is part of libmicrohttpd
3  Copyright (C) 2015, 2016 Karlson2k (Evgeny Grin)
4 
5  This library is free software; you can redistribute it and/or
6  modify it under the terms of the GNU Lesser General Public
7  License as published by the Free Software Foundation; either
8  version 2.1 of the License, or (at your option) any later version.
9 
10  This library is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  Lesser General Public License for more details.
14 
15  You should have received a copy of the GNU Lesser General Public
16  License along with this library; if not, write to the Free Software
17  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 */
19 
26 #ifndef MHD_STR_H
27 #define MHD_STR_H 1
28 
29 #include "mhd_options.h"
30 
31 #include <stdint.h>
32 #include <stddef.h>
33 #ifdef HAVE_STDBOOL_H
34 #include <stdbool.h>
35 #endif /* HAVE_STDBOOL_H */
36 
37 #ifdef MHD_FAVOR_SMALL_CODE
38 #include "mhd_limits.h"
39 #endif /* MHD_FAVOR_SMALL_CODE */
40 
41 #ifndef MHD_STATICSTR_LEN_
45 #define MHD_STATICSTR_LEN_(macro) (sizeof(macro) / sizeof(char) - 1)
46 #endif /* ! MHD_STATICSTR_LEN_ */
47 
48 /*
49  * Block of functions/macros that use US-ASCII charset as required by HTTP
50  * standards. Not affected by current locale settings.
51  */
52 
53 #ifndef MHD_FAVOR_SMALL_CODE
60 int
61 MHD_str_equal_caseless_ (const char *str1,
62  const char *str2);
63 
64 #else /* MHD_FAVOR_SMALL_CODE */
65 /* Reuse MHD_str_equal_caseless_n_() to reduce size */
66 #define MHD_str_equal_caseless_(s1,s2) MHD_str_equal_caseless_n_ ((s1),(s2), \
67  SIZE_MAX)
68 #endif /* MHD_FAVOR_SMALL_CODE */
69 
70 
81 int
82 MHD_str_equal_caseless_n_ (const char *const str1,
83  const char *const str2,
84  size_t maxlen);
85 
86 
96 bool
97 MHD_str_equal_caseless_bin_n_ (const char *const str1,
98  const char *const str2,
99  size_t len);
100 
101 
115 bool
116 MHD_str_has_token_caseless_ (const char *str,
117  const char *const token,
118  size_t token_len);
119 
130 #define MHD_str_has_s_token_caseless_(str,tkn) \
131  MHD_str_has_token_caseless_ ((str),(tkn),MHD_STATICSTR_LEN_ (tkn))
132 
133 #ifndef MHD_FAVOR_SMALL_CODE
134 /* Use individual function for each case to improve speed */
135 
145 size_t
146 MHD_str_to_uint64_ (const char *str,
147  uint64_t *out_val);
148 
161 size_t
162 MHD_str_to_uint64_n_ (const char *str,
163  size_t maxlen,
164  uint64_t *out_val);
165 
166 
176 size_t
177 MHD_strx_to_uint32_ (const char *str,
178  uint32_t *out_val);
179 
180 
193 size_t
194 MHD_strx_to_uint32_n_ (const char *str,
195  size_t maxlen,
196  uint32_t *out_val);
197 
198 
208 size_t
209 MHD_strx_to_uint64_ (const char *str,
210  uint64_t *out_val);
211 
212 
225 size_t
226 MHD_strx_to_uint64_n_ (const char *str,
227  size_t maxlen,
228  uint64_t *out_val);
229 
230 #else /* MHD_FAVOR_SMALL_CODE */
231 /* Use one universal function and macros to reduce size */
232 
249 size_t
250 MHD_str_to_uvalue_n_ (const char *str,
251  size_t maxlen,
252  void *out_val,
253  size_t val_size,
254  uint64_t max_val,
255  int base);
256 
257 #define MHD_str_to_uint64_(s,ov) MHD_str_to_uvalue_n_ ((s),SIZE_MAX,(ov), \
258  sizeof(uint64_t), \
259  UINT64_MAX,10)
260 
261 #define MHD_str_to_uint64_n_(s,ml,ov) MHD_str_to_uvalue_n_ ((s),(ml),(ov), \
262  sizeof(uint64_t), \
263  UINT64_MAX,10)
264 
265 #define MHD_strx_to_sizet_(s,ov) MHD_str_to_uvalue_n_ ((s),SIZE_MAX,(ov), \
266  sizeof(size_t),SIZE_MAX, \
267  16)
268 
269 #define MHD_strx_to_sizet_n_(s,ml,ov) MHD_str_to_uvalue_n_ ((s),(ml),(ov), \
270  sizeof(size_t), \
271  SIZE_MAX,16)
272 
273 #define MHD_strx_to_uint32_(s,ov) MHD_str_to_uvalue_n_ ((s),SIZE_MAX,(ov), \
274  sizeof(uint32_t), \
275  UINT32_MAX,16)
276 
277 #define MHD_strx_to_uint32_n_(s,ml,ov) MHD_str_to_uvalue_n_ ((s),(ml),(ov), \
278  sizeof(uint32_t), \
279  UINT32_MAX,16)
280 
281 #define MHD_strx_to_uint64_(s,ov) MHD_str_to_uvalue_n_ ((s),SIZE_MAX,(ov), \
282  sizeof(uint64_t), \
283  UINT64_MAX,16)
284 
285 #define MHD_strx_to_uint64_n_(s,ml,ov) MHD_str_to_uvalue_n_ ((s),(ml),(ov), \
286  sizeof(uint64_t), \
287  UINT64_MAX,16)
288 
289 #endif /* MHD_FAVOR_SMALL_CODE */
290 
291 #endif /* MHD_STR_H */
int MHD_str_equal_caseless_(const char *str1, const char *str2)
Definition: mhd_str.c:346
size_t MHD_strx_to_uint32_(const char *str, uint32_t *out_val)
Definition: mhd_str.c:558
size_t MHD_str_to_uint64_n_(const char *str, size_t maxlen, uint64_t *out_val)
Definition: mhd_str.c:515
size_t MHD_strx_to_uint64_n_(const char *str, size_t maxlen, uint64_t *out_val)
Definition: mhd_str.c:692
int MHD_str_equal_caseless_n_(const char *const str1, const char *const str2, size_t maxlen)
Definition: mhd_str.c:378
size_t MHD_str_to_uint64_(const char *str, uint64_t *out_val)
Definition: mhd_str.c:473
bool MHD_str_has_token_caseless_(const char *str, const char *const token, size_t token_len)
Definition: mhd_str.c:412
size_t MHD_strx_to_uint64_(const char *str, uint64_t *out_val)
Definition: mhd_str.c:646
size_t MHD_strx_to_uint32_n_(const char *str, size_t maxlen, uint32_t *out_val)
Definition: mhd_str.c:605
additional automatic macros for MHD_config.h
bool MHD_str_equal_caseless_bin_n_(const char *const str1, const char *const str2, size_t len)
Definition: mhd_str.c:408