This source file includes following definitions.
- u8_check
- u16_mbtouc_unsafe
- u32_mbtouc_unsafe
- u8_mbtouc
- u16_mbtouc
- u32_mbtouc
- u8_uctomb
- u16_uctomb
- u32_uctomb
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17 #ifndef _UNISTR_H
18 #define _UNISTR_H
19
20 #include "unitypes.h"
21
22
23 #include <stdbool.h>
24
25
26 #include <stddef.h>
27
28
29 #include <stdlib.h>
30
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34
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66
67
68 extern const uint8_t *
69 u8_check (const uint8_t *s, size_t n)
70 _UC_ATTRIBUTE_PURE;
71
72
73
74 extern const uint16_t *
75 u16_check (const uint16_t *s, size_t n)
76 _UC_ATTRIBUTE_PURE;
77
78
79
80 extern const uint32_t *
81 u32_check (const uint32_t *s, size_t n)
82 _UC_ATTRIBUTE_PURE;
83
84
85
86
87
88 extern uint16_t *
89 u8_to_u16 (const uint8_t *s, size_t n, uint16_t *resultbuf,
90 size_t *lengthp);
91
92
93 extern uint32_t *
94 u8_to_u32 (const uint8_t *s, size_t n, uint32_t *resultbuf,
95 size_t *lengthp);
96
97
98 extern uint8_t *
99 u16_to_u8 (const uint16_t *s, size_t n, uint8_t *resultbuf,
100 size_t *lengthp);
101
102
103 extern uint32_t *
104 u16_to_u32 (const uint16_t *s, size_t n, uint32_t *resultbuf,
105 size_t *lengthp);
106
107
108 extern uint8_t *
109 u32_to_u8 (const uint32_t *s, size_t n, uint8_t *resultbuf,
110 size_t *lengthp);
111
112
113 extern uint16_t *
114 u32_to_u16 (const uint32_t *s, size_t n, uint16_t *resultbuf,
115 size_t *lengthp);
116
117
118
119
120
121
122
123
124 extern int
125 u8_mblen (const uint8_t *s, size_t n)
126 _UC_ATTRIBUTE_PURE;
127 extern int
128 u16_mblen (const uint16_t *s, size_t n)
129 _UC_ATTRIBUTE_PURE;
130 extern int
131 u32_mblen (const uint32_t *s, size_t n)
132 _UC_ATTRIBUTE_PURE;
133
134
135
136
137
138
139
140
141
142
143 #if GNULIB_UNISTR_U8_MBTOUC_UNSAFE || HAVE_LIBUNISTRING
144 # if !HAVE_INLINE
145 extern int
146 u8_mbtouc_unsafe (ucs4_t *puc, const uint8_t *s, size_t n);
147 # else
148 extern int
149 u8_mbtouc_unsafe_aux (ucs4_t *puc, const uint8_t *s, size_t n);
150 static inline int
151 u8_mbtouc_unsafe (ucs4_t *puc, const uint8_t *s, size_t n)
152 {
153 uint8_t c = *s;
154
155 if (c < 0x80)
156 {
157 *puc = c;
158 return 1;
159 }
160 else
161 return u8_mbtouc_unsafe_aux (puc, s, n);
162 }
163 # endif
164 #endif
165
166 #if GNULIB_UNISTR_U16_MBTOUC_UNSAFE || HAVE_LIBUNISTRING
167 # if !HAVE_INLINE
168 extern int
169 u16_mbtouc_unsafe (ucs4_t *puc, const uint16_t *s, size_t n);
170 # else
171 extern int
172 u16_mbtouc_unsafe_aux (ucs4_t *puc, const uint16_t *s, size_t n);
173 static inline int
174 u16_mbtouc_unsafe (ucs4_t *puc, const uint16_t *s, size_t n)
175 {
176 uint16_t c = *s;
177
178 if (c < 0xd800 || c >= 0xe000)
179 {
180 *puc = c;
181 return 1;
182 }
183 else
184 return u16_mbtouc_unsafe_aux (puc, s, n);
185 }
186 # endif
187 #endif
188
189 #if GNULIB_UNISTR_U32_MBTOUC_UNSAFE || HAVE_LIBUNISTRING
190 # if !HAVE_INLINE
191 extern int
192 u32_mbtouc_unsafe (ucs4_t *puc, const uint32_t *s, size_t n);
193 # else
194 static inline int
195 u32_mbtouc_unsafe (ucs4_t *puc,
196 const uint32_t *s, _GL_ATTRIBUTE_MAYBE_UNUSED size_t n)
197 {
198 uint32_t c = *s;
199
200 if (c < 0xd800 || (c >= 0xe000 && c < 0x110000))
201 *puc = c;
202 else
203
204 *puc = 0xfffd;
205 return 1;
206 }
207 # endif
208 #endif
209
210 #if GNULIB_UNISTR_U8_MBTOUC || HAVE_LIBUNISTRING
211 # if !HAVE_INLINE
212 extern int
213 u8_mbtouc (ucs4_t *puc, const uint8_t *s, size_t n);
214 # else
215 extern int
216 u8_mbtouc_aux (ucs4_t *puc, const uint8_t *s, size_t n);
217 static inline int
218 u8_mbtouc (ucs4_t *puc, const uint8_t *s, size_t n)
219 {
220 uint8_t c = *s;
221
222 if (c < 0x80)
223 {
224 *puc = c;
225 return 1;
226 }
227 else
228 return u8_mbtouc_aux (puc, s, n);
229 }
230 # endif
231 #endif
232
233 #if GNULIB_UNISTR_U16_MBTOUC || HAVE_LIBUNISTRING
234 # if !HAVE_INLINE
235 extern int
236 u16_mbtouc (ucs4_t *puc, const uint16_t *s, size_t n);
237 # else
238 extern int
239 u16_mbtouc_aux (ucs4_t *puc, const uint16_t *s, size_t n);
240 static inline int
241 u16_mbtouc (ucs4_t *puc, const uint16_t *s, size_t n)
242 {
243 uint16_t c = *s;
244
245 if (c < 0xd800 || c >= 0xe000)
246 {
247 *puc = c;
248 return 1;
249 }
250 else
251 return u16_mbtouc_aux (puc, s, n);
252 }
253 # endif
254 #endif
255
256 #if GNULIB_UNISTR_U32_MBTOUC || HAVE_LIBUNISTRING
257 # if !HAVE_INLINE
258 extern int
259 u32_mbtouc (ucs4_t *puc, const uint32_t *s, size_t n);
260 # else
261 static inline int
262 u32_mbtouc (ucs4_t *puc, const uint32_t *s,
263 _GL_ATTRIBUTE_MAYBE_UNUSED size_t n)
264 {
265 uint32_t c = *s;
266
267 if (c < 0xd800 || (c >= 0xe000 && c < 0x110000))
268 *puc = c;
269 else
270
271 *puc = 0xfffd;
272 return 1;
273 }
274 # endif
275 #endif
276
277
278
279
280
281
282
283
284
285 #if GNULIB_UNISTR_U8_MBTOUCR || HAVE_LIBUNISTRING
286 extern int
287 u8_mbtoucr (ucs4_t *puc, const uint8_t *s, size_t n);
288 #endif
289
290 #if GNULIB_UNISTR_U16_MBTOUCR || HAVE_LIBUNISTRING
291 extern int
292 u16_mbtoucr (ucs4_t *puc, const uint16_t *s, size_t n);
293 #endif
294
295 #if GNULIB_UNISTR_U32_MBTOUCR || HAVE_LIBUNISTRING
296 extern int
297 u32_mbtoucr (ucs4_t *puc, const uint32_t *s, size_t n);
298 #endif
299
300
301
302
303
304
305
306 #if GNULIB_UNISTR_U8_UCTOMB || HAVE_LIBUNISTRING
307
308 extern int
309 u8_uctomb_aux (uint8_t *s, ucs4_t uc, ptrdiff_t n);
310 # if !HAVE_INLINE
311 extern int
312 u8_uctomb (uint8_t *s, ucs4_t uc, ptrdiff_t n);
313 # else
314 static inline int
315 u8_uctomb (uint8_t *s, ucs4_t uc, ptrdiff_t n)
316 {
317 if (uc < 0x80 && n > 0)
318 {
319 s[0] = uc;
320 return 1;
321 }
322 else
323 return u8_uctomb_aux (s, uc, n);
324 }
325 # endif
326 #endif
327
328 #if GNULIB_UNISTR_U16_UCTOMB || HAVE_LIBUNISTRING
329
330 extern int
331 u16_uctomb_aux (uint16_t *s, ucs4_t uc, ptrdiff_t n);
332 # if !HAVE_INLINE
333 extern int
334 u16_uctomb (uint16_t *s, ucs4_t uc, ptrdiff_t n);
335 # else
336 static inline int
337 u16_uctomb (uint16_t *s, ucs4_t uc, ptrdiff_t n)
338 {
339 if (uc < 0xd800 && n > 0)
340 {
341 s[0] = uc;
342 return 1;
343 }
344 else
345 return u16_uctomb_aux (s, uc, n);
346 }
347 # endif
348 #endif
349
350 #if GNULIB_UNISTR_U32_UCTOMB || HAVE_LIBUNISTRING
351 # if !HAVE_INLINE
352 extern int
353 u32_uctomb (uint32_t *s, ucs4_t uc, ptrdiff_t n);
354 # else
355 static inline int
356 u32_uctomb (uint32_t *s, ucs4_t uc, ptrdiff_t n)
357 {
358 if (uc < 0xd800 || (uc >= 0xe000 && uc < 0x110000))
359 {
360 if (n > 0)
361 {
362 *s = uc;
363 return 1;
364 }
365 else
366 return -2;
367 }
368 else
369 return -1;
370 }
371 # endif
372 #endif
373
374
375
376 extern uint8_t *
377 u8_cpy (uint8_t *_UC_RESTRICT dest, const uint8_t *src, size_t n);
378 extern uint16_t *
379 u16_cpy (uint16_t *_UC_RESTRICT dest, const uint16_t *src, size_t n);
380 extern uint32_t *
381 u32_cpy (uint32_t *_UC_RESTRICT dest, const uint32_t *src, size_t n);
382
383
384
385
386 extern uint8_t *
387 u8_move (uint8_t *dest, const uint8_t *src, size_t n);
388 extern uint16_t *
389 u16_move (uint16_t *dest, const uint16_t *src, size_t n);
390 extern uint32_t *
391 u32_move (uint32_t *dest, const uint32_t *src, size_t n);
392
393
394
395
396 extern uint8_t *
397 u8_set (uint8_t *s, ucs4_t uc, size_t n);
398 extern uint16_t *
399 u16_set (uint16_t *s, ucs4_t uc, size_t n);
400 extern uint32_t *
401 u32_set (uint32_t *s, ucs4_t uc, size_t n);
402
403
404
405 extern int
406 u8_cmp (const uint8_t *s1, const uint8_t *s2, size_t n)
407 _UC_ATTRIBUTE_PURE;
408 extern int
409 u16_cmp (const uint16_t *s1, const uint16_t *s2, size_t n)
410 _UC_ATTRIBUTE_PURE;
411 extern int
412 u32_cmp (const uint32_t *s1, const uint32_t *s2, size_t n)
413 _UC_ATTRIBUTE_PURE;
414
415
416
417 extern int
418 u8_cmp2 (const uint8_t *s1, size_t n1, const uint8_t *s2, size_t n2)
419 _UC_ATTRIBUTE_PURE;
420 extern int
421 u16_cmp2 (const uint16_t *s1, size_t n1, const uint16_t *s2, size_t n2)
422 _UC_ATTRIBUTE_PURE;
423 extern int
424 u32_cmp2 (const uint32_t *s1, size_t n1, const uint32_t *s2, size_t n2)
425 _UC_ATTRIBUTE_PURE;
426
427
428
429 extern uint8_t *
430 u8_chr (const uint8_t *s, size_t n, ucs4_t uc)
431 _UC_ATTRIBUTE_PURE;
432 extern uint16_t *
433 u16_chr (const uint16_t *s, size_t n, ucs4_t uc)
434 _UC_ATTRIBUTE_PURE;
435 extern uint32_t *
436 u32_chr (const uint32_t *s, size_t n, ucs4_t uc)
437 _UC_ATTRIBUTE_PURE;
438
439
440
441 extern size_t
442 u8_mbsnlen (const uint8_t *s, size_t n)
443 _UC_ATTRIBUTE_PURE;
444 extern size_t
445 u16_mbsnlen (const uint16_t *s, size_t n)
446 _UC_ATTRIBUTE_PURE;
447 extern size_t
448 u32_mbsnlen (const uint32_t *s, size_t n)
449 _UC_ATTRIBUTE_PURE;
450
451
452
453
454 extern uint8_t *
455 u8_cpy_alloc (const uint8_t *s, size_t n);
456 extern uint16_t *
457 u16_cpy_alloc (const uint16_t *s, size_t n);
458 extern uint32_t *
459 u32_cpy_alloc (const uint32_t *s, size_t n);
460
461
462
463
464
465 extern int
466 u8_strmblen (const uint8_t *s)
467 _UC_ATTRIBUTE_PURE;
468 extern int
469 u16_strmblen (const uint16_t *s)
470 _UC_ATTRIBUTE_PURE;
471 extern int
472 u32_strmblen (const uint32_t *s)
473 _UC_ATTRIBUTE_PURE;
474
475
476
477
478 extern int
479 u8_strmbtouc (ucs4_t *puc, const uint8_t *s);
480 extern int
481 u16_strmbtouc (ucs4_t *puc, const uint16_t *s);
482 extern int
483 u32_strmbtouc (ucs4_t *puc, const uint32_t *s);
484
485
486
487
488 extern const uint8_t *
489 u8_next (ucs4_t *puc, const uint8_t *s);
490 extern const uint16_t *
491 u16_next (ucs4_t *puc, const uint16_t *s);
492 extern const uint32_t *
493 u32_next (ucs4_t *puc, const uint32_t *s);
494
495
496
497
498 extern const uint8_t *
499 u8_prev (ucs4_t *puc, const uint8_t *s, const uint8_t *start);
500 extern const uint16_t *
501 u16_prev (ucs4_t *puc, const uint16_t *s, const uint16_t *start);
502 extern const uint32_t *
503 u32_prev (ucs4_t *puc, const uint32_t *s, const uint32_t *start);
504
505
506
507 extern size_t
508 u8_strlen (const uint8_t *s)
509 _UC_ATTRIBUTE_PURE;
510 extern size_t
511 u16_strlen (const uint16_t *s)
512 _UC_ATTRIBUTE_PURE;
513 extern size_t
514 u32_strlen (const uint32_t *s)
515 _UC_ATTRIBUTE_PURE;
516
517
518
519 extern size_t
520 u8_strnlen (const uint8_t *s, size_t maxlen)
521 _UC_ATTRIBUTE_PURE;
522 extern size_t
523 u16_strnlen (const uint16_t *s, size_t maxlen)
524 _UC_ATTRIBUTE_PURE;
525 extern size_t
526 u32_strnlen (const uint32_t *s, size_t maxlen)
527 _UC_ATTRIBUTE_PURE;
528
529
530
531 extern uint8_t *
532 u8_strcpy (uint8_t *_UC_RESTRICT dest, const uint8_t *src);
533 extern uint16_t *
534 u16_strcpy (uint16_t *_UC_RESTRICT dest, const uint16_t *src);
535 extern uint32_t *
536 u32_strcpy (uint32_t *_UC_RESTRICT dest, const uint32_t *src);
537
538
539
540 extern uint8_t *
541 u8_stpcpy (uint8_t *_UC_RESTRICT dest, const uint8_t *src);
542 extern uint16_t *
543 u16_stpcpy (uint16_t *_UC_RESTRICT dest, const uint16_t *src);
544 extern uint32_t *
545 u32_stpcpy (uint32_t *_UC_RESTRICT dest, const uint32_t *src);
546
547
548
549 extern uint8_t *
550 u8_strncpy (uint8_t *_UC_RESTRICT dest, const uint8_t *src, size_t n);
551 extern uint16_t *
552 u16_strncpy (uint16_t *_UC_RESTRICT dest, const uint16_t *src, size_t n);
553 extern uint32_t *
554 u32_strncpy (uint32_t *_UC_RESTRICT dest, const uint32_t *src, size_t n);
555
556
557
558
559 extern uint8_t *
560 u8_stpncpy (uint8_t *_UC_RESTRICT dest, const uint8_t *src, size_t n);
561 extern uint16_t *
562 u16_stpncpy (uint16_t *_UC_RESTRICT dest, const uint16_t *src, size_t n);
563 extern uint32_t *
564 u32_stpncpy (uint32_t *_UC_RESTRICT dest, const uint32_t *src, size_t n);
565
566
567
568 extern uint8_t *
569 u8_strcat (uint8_t *_UC_RESTRICT dest, const uint8_t *src);
570 extern uint16_t *
571 u16_strcat (uint16_t *_UC_RESTRICT dest, const uint16_t *src);
572 extern uint32_t *
573 u32_strcat (uint32_t *_UC_RESTRICT dest, const uint32_t *src);
574
575
576
577 extern uint8_t *
578 u8_strncat (uint8_t *_UC_RESTRICT dest, const uint8_t *src, size_t n);
579 extern uint16_t *
580 u16_strncat (uint16_t *_UC_RESTRICT dest, const uint16_t *src, size_t n);
581 extern uint32_t *
582 u32_strncat (uint32_t *_UC_RESTRICT dest, const uint32_t *src, size_t n);
583
584
585
586 #ifdef __sun
587
588 extern int
589 u8_strcmp_gnu (const uint8_t *s1, const uint8_t *s2)
590 _UC_ATTRIBUTE_PURE;
591 # define u8_strcmp u8_strcmp_gnu
592 #else
593 extern int
594 u8_strcmp (const uint8_t *s1, const uint8_t *s2)
595 _UC_ATTRIBUTE_PURE;
596 #endif
597 extern int
598 u16_strcmp (const uint16_t *s1, const uint16_t *s2)
599 _UC_ATTRIBUTE_PURE;
600 extern int
601 u32_strcmp (const uint32_t *s1, const uint32_t *s2)
602 _UC_ATTRIBUTE_PURE;
603
604
605
606
607
608 extern int
609 u8_strcoll (const uint8_t *s1, const uint8_t *s2);
610 extern int
611 u16_strcoll (const uint16_t *s1, const uint16_t *s2);
612 extern int
613 u32_strcoll (const uint32_t *s1, const uint32_t *s2);
614
615
616
617 extern int
618 u8_strncmp (const uint8_t *s1, const uint8_t *s2, size_t n)
619 _UC_ATTRIBUTE_PURE;
620 extern int
621 u16_strncmp (const uint16_t *s1, const uint16_t *s2, size_t n)
622 _UC_ATTRIBUTE_PURE;
623 extern int
624 u32_strncmp (const uint32_t *s1, const uint32_t *s2, size_t n)
625 _UC_ATTRIBUTE_PURE;
626
627
628
629 extern uint8_t *
630 u8_strdup (const uint8_t *s)
631 _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
632 extern uint16_t *
633 u16_strdup (const uint16_t *s)
634 _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
635 extern uint32_t *
636 u32_strdup (const uint32_t *s)
637 _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
638
639
640
641 extern uint8_t *
642 u8_strchr (const uint8_t *str, ucs4_t uc)
643 _UC_ATTRIBUTE_PURE;
644 extern uint16_t *
645 u16_strchr (const uint16_t *str, ucs4_t uc)
646 _UC_ATTRIBUTE_PURE;
647 extern uint32_t *
648 u32_strchr (const uint32_t *str, ucs4_t uc)
649 _UC_ATTRIBUTE_PURE;
650
651
652
653 extern uint8_t *
654 u8_strrchr (const uint8_t *str, ucs4_t uc)
655 _UC_ATTRIBUTE_PURE;
656 extern uint16_t *
657 u16_strrchr (const uint16_t *str, ucs4_t uc)
658 _UC_ATTRIBUTE_PURE;
659 extern uint32_t *
660 u32_strrchr (const uint32_t *str, ucs4_t uc)
661 _UC_ATTRIBUTE_PURE;
662
663
664
665
666 extern size_t
667 u8_strcspn (const uint8_t *str, const uint8_t *reject)
668 _UC_ATTRIBUTE_PURE;
669 extern size_t
670 u16_strcspn (const uint16_t *str, const uint16_t *reject)
671 _UC_ATTRIBUTE_PURE;
672 extern size_t
673 u32_strcspn (const uint32_t *str, const uint32_t *reject)
674 _UC_ATTRIBUTE_PURE;
675
676
677
678
679 extern size_t
680 u8_strspn (const uint8_t *str, const uint8_t *accept)
681 _UC_ATTRIBUTE_PURE;
682 extern size_t
683 u16_strspn (const uint16_t *str, const uint16_t *accept)
684 _UC_ATTRIBUTE_PURE;
685 extern size_t
686 u32_strspn (const uint32_t *str, const uint32_t *accept)
687 _UC_ATTRIBUTE_PURE;
688
689
690
691 extern uint8_t *
692 u8_strpbrk (const uint8_t *str, const uint8_t *accept)
693 _UC_ATTRIBUTE_PURE;
694 extern uint16_t *
695 u16_strpbrk (const uint16_t *str, const uint16_t *accept)
696 _UC_ATTRIBUTE_PURE;
697 extern uint32_t *
698 u32_strpbrk (const uint32_t *str, const uint32_t *accept)
699 _UC_ATTRIBUTE_PURE;
700
701
702
703 extern uint8_t *
704 u8_strstr (const uint8_t *haystack, const uint8_t *needle)
705 _UC_ATTRIBUTE_PURE;
706 extern uint16_t *
707 u16_strstr (const uint16_t *haystack, const uint16_t *needle)
708 _UC_ATTRIBUTE_PURE;
709 extern uint32_t *
710 u32_strstr (const uint32_t *haystack, const uint32_t *needle)
711 _UC_ATTRIBUTE_PURE;
712
713
714 extern bool
715 u8_startswith (const uint8_t *str, const uint8_t *prefix)
716 _UC_ATTRIBUTE_PURE;
717 extern bool
718 u16_startswith (const uint16_t *str, const uint16_t *prefix)
719 _UC_ATTRIBUTE_PURE;
720 extern bool
721 u32_startswith (const uint32_t *str, const uint32_t *prefix)
722 _UC_ATTRIBUTE_PURE;
723
724
725 extern bool
726 u8_endswith (const uint8_t *str, const uint8_t *suffix)
727 _UC_ATTRIBUTE_PURE;
728 extern bool
729 u16_endswith (const uint16_t *str, const uint16_t *suffix)
730 _UC_ATTRIBUTE_PURE;
731 extern bool
732 u32_endswith (const uint32_t *str, const uint32_t *suffix)
733 _UC_ATTRIBUTE_PURE;
734
735
736
737
738 extern uint8_t *
739 u8_strtok (uint8_t *_UC_RESTRICT str, const uint8_t *delim,
740 uint8_t **ptr);
741 extern uint16_t *
742 u16_strtok (uint16_t *_UC_RESTRICT str, const uint16_t *delim,
743 uint16_t **ptr);
744 extern uint32_t *
745 u32_strtok (uint32_t *_UC_RESTRICT str, const uint32_t *delim,
746 uint32_t **ptr);
747
748
749 #ifdef __cplusplus
750 }
751 #endif
752
753 #endif