MySQL  8.0.27
Source Code Documentation
m_ctype.h
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1 /* Copyright (c) 2000, 2021, Oracle and/or its affiliates.
2 
3  This program is free software; you can redistribute it and/or modify
4  it under the terms of the GNU General Public License, version 2.0,
5  as published by the Free Software Foundation.
6 
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9  as designated in a particular file or component or in included license
10  documentation. The authors of MySQL hereby grant you an additional
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13 
14  This program is distributed in the hope that it will be useful,
15  but WITHOUT ANY WARRANTY; without even the implied warranty of
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  GNU General Public License, version 2.0, for more details.
18 
19  You should have received a copy of the GNU General Public License
20  along with this program; if not, write to the Free Software
21  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
22 
23 #ifndef M_CTYPE_INCLUDED
24 #define M_CTYPE_INCLUDED
25 
26 /**
27  @file include/m_ctype.h
28  A better implementation of the UNIX ctype(3) library.
29 */
30 
31 #ifndef __cplusplus
32 #include <stdbool.h>
33 #endif
34 #include <stddef.h>
35 #include <sys/types.h>
36 
37 #include "my_compiler.h"
38 #include "my_inttypes.h"
39 #include "my_loglevel.h"
40 #include "my_macros.h"
41 #include "my_sharedlib.h"
42 #include "template_utils.h"
43 
44 #define MY_CS_NAME_SIZE 32
45 #define MY_CS_CTYPE_TABLE_SIZE 257
46 #define MY_CS_TO_LOWER_TABLE_SIZE 256
47 #define MY_CS_TO_UPPER_TABLE_SIZE 256
48 #define MY_CS_SORT_ORDER_TABLE_SIZE 256
49 #define MY_CS_TO_UNI_TABLE_SIZE 256
50 
51 #define CHARSET_DIR "charsets/"
52 
53 /**
54  Our own version of wchar_t, ie., a type that holds a single Unicode code point
55  ("wide character"). ulong is always big enough to hold any character
56  in the BMP.
57 */
58 typedef ulong my_wc_t;
59 
60 #define MY_CS_REPLACEMENT_CHARACTER 0xFFFD
61 
62 static inline void MY_PUT_MB2(unsigned char *s, uint16 code) {
63  s[0] = code >> 8;
64  s[1] = code & 0xFF;
65 }
66 
67 typedef struct MY_UNICASE_CHARACTER {
72 
73 typedef struct MY_UNICASE_INFO {
77 
82 
83 struct MY_UCA_INFO;
84 
85 typedef struct MY_UNI_CTYPE {
89 
90 extern MY_UNI_CTYPE my_uni_ctype[256];
91 
92 /* wm_wc and wc_mb return codes */
93 #define MY_CS_ILSEQ 0 /* Wrong by sequence: wb_wc */
94 #define MY_CS_ILUNI 0 /* Cannot encode Unicode to charset: wc_mb */
95 #define MY_CS_TOOSMALL -101 /* Need at least one byte: wc_mb and mb_wc */
96 #define MY_CS_TOOSMALL2 -102 /* Need at least two bytes: wc_mb and mb_wc */
97 #define MY_CS_TOOSMALL3 -103 /* Need at least three bytes: wc_mb and mb_wc */
98 /* These following three are currently not really used */
99 #define MY_CS_TOOSMALL4 -104 /* Need at least 4 bytes: wc_mb and mb_wc */
100 #define MY_CS_TOOSMALL5 -105 /* Need at least 5 bytes: wc_mb and mb_wc */
101 #define MY_CS_TOOSMALL6 -106 /* Need at least 6 bytes: wc_mb and mb_wc */
102 /* A helper macros for "need at least n bytes" */
103 #define MY_CS_TOOSMALLN(n) (-100 - (n))
104 
105 #define MY_SEQ_INTTAIL 1
106 #define MY_SEQ_SPACES 2
107 
108 /* My charsets_list flags */
109 #define MY_CS_COMPILED 1 /* compiled-in sets */
110 #define MY_CS_CONFIG 2 /* sets that have a *.conf file */
111 #define MY_CS_INDEX 4 /* sets listed in the Index file */
112 #define MY_CS_LOADED 8 /* sets that are currently loaded */
113 #define MY_CS_BINSORT 16 /* if binary sort order */
114 #define MY_CS_PRIMARY 32 /* if primary collation */
115 #define MY_CS_STRNXFRM \
116  64 /* \
117  if _not_ set, sort_order will \
118  give same result as strnxfrm -- \
119  all new collations should have this \
120  flag set, do not check it in new code \
121  */
122 #define MY_CS_UNICODE 128 /* is a charset is BMP Unicode */
123 #define MY_CS_READY 256 /* if a charset is initialized */
124 #define MY_CS_AVAILABLE 512 /* If either compiled-in or loaded*/
125 #define MY_CS_CSSORT 1024 /* if case sensitive sort order */
126 #define MY_CS_HIDDEN 2048 /* don't display in SHOW */
127 #define MY_CS_PUREASCII 4096 /* if a charset is pure ascii */
128 #define MY_CS_NONASCII 8192 /* if not ASCII-compatible */
129 #define MY_CS_UNICODE_SUPPLEMENT 16384 /* Non-BMP Unicode characters */
130 #define MY_CS_LOWER_SORT 32768 /* If use lower case as weight */
131 #define MY_CHARSET_UNDEFINED 0
132 
133 /* Character repertoire flags */
134 #define MY_REPERTOIRE_ASCII 1 /* Pure ASCII U+0000..U+007F */
135 #define MY_REPERTOIRE_EXTENDED 2 /* Extended characters: U+0080..U+FFFF */
136 #define MY_REPERTOIRE_UNICODE30 3 /* ASCII | EXTENDED: U+0000..U+FFFF */
137 
138 /* Flags for strxfrm */
139 #define MY_STRXFRM_PAD_TO_MAXLEN 0x00000080 /* if pad tail(for filesort) */
140 
141 typedef struct MY_UNI_IDX {
144  const uchar *tab;
146 
147 typedef struct {
148  uint beg;
149  uint end;
150  uint mb_len;
151 } my_match_t;
152 
153 struct CHARSET_INFO;
154 #ifndef __cplusplus
155 typedef struct CHARSET_INFO CHARSET_INFO;
156 #endif
158 
159 typedef struct MY_CHARSET_LOADER {
161  char errarg[192];
162  void *(*once_alloc)(size_t);
163  void *(*mem_malloc)(size_t);
164  void *(*mem_realloc)(void *, size_t);
165  void (*mem_free)(void *);
166  void (*reporter)(enum loglevel, uint errcode, ...);
169 
170 extern int (*my_string_stack_guard)(int);
171 
173 
174 /* See strings/CHARSET_INFO.txt for information about this structure */
175 typedef struct MY_COLLATION_HANDLER {
176  bool (*init)(CHARSET_INFO *, MY_CHARSET_LOADER *);
177  void (*uninit)(CHARSET_INFO *);
178  /* Collation routines */
179  int (*strnncoll)(const CHARSET_INFO *, const uchar *, size_t, const uchar *,
180  size_t, bool);
181  /**
182  Compare the two strings under the pad rules given by the collation.
183 
184  Thus, for NO PAD collations, this is identical to strnncoll with is_prefix
185  set to false. For PAD SPACE collations, the two strings are conceptually
186  extended infinitely at the end using space characters (0x20) and then
187  compared under the collation's normal comparison rules, so that e.g 'a' is
188  equal to 'a '.
189  */
190  int (*strnncollsp)(const CHARSET_INFO *, const uchar *, size_t, const uchar *,
191  size_t);
192  /**
193  Transform the string into a form such that memcmp() between transformed
194  strings yields the correct collation order.
195 
196  @param [out] dst Buffer for the transformed string.
197  @param [out] dstlen Number of bytes available in dstlen.
198  Must be even.
199  @param num_codepoints Treat the string as if it were of type
200  CHAR(num_codepoints). In particular, this means that if the
201  collation is a pad collation (pad_attribute is PAD_SPACE) and
202  string has fewer than "num_codepoints" codepoints, the string
203  will be transformed as if it ended in (num_codepoints-n) extra spaces.
204  If the string has more than "num_codepoints" codepoints,
205  behavior is undefined; may truncate, may crash, or do something
206  else entirely. Note that MY_STRXFRM_PAD_TO_MAXLEN overrides this;
207  if it is given for a PAD SPACE collation, this value is taken to be
208  effectively infinity.
209  @param src The source string, in the required character set
210  for the collation.
211  @param srclen Number of bytes in src.
212  @param flags ORed bitmask of MY_STRXFRM_* flags.
213 
214  @return Number of bytes written to dst.
215  */
216  size_t (*strnxfrm)(const CHARSET_INFO *, uchar *dst, size_t dstlen,
217  uint num_codepoints, const uchar *src, size_t srclen,
218  uint flags);
219 
220  /**
221  Return the maximum number of output bytes needed for strnxfrm()
222  to output all weights for any string of the given input length.
223  You can use this to e.g. size buffers for sort keys.
224 
225  @param num_bytes Number of bytes in the input string. Note that for
226  multibyte character sets, this _must_ be a pessimistic estimate,
227  ie., one that's cs->mbmaxlen * max_num_codepoints. So for e.g.
228  the utf8mb4 string "foo", you will need to give in 12, not 3.
229  */
230  size_t (*strnxfrmlen)(const CHARSET_INFO *, size_t num_bytes);
231  bool (*like_range)(const CHARSET_INFO *, const char *s, size_t s_length,
232  char w_prefix, char w_one, char w_many, size_t res_length,
233  char *min_str, char *max_str, size_t *min_len,
234  size_t *max_len);
235  int (*wildcmp)(const CHARSET_INFO *, const char *str, const char *str_end,
236  const char *wildstr, const char *wildend, int escape,
237  int w_one, int w_many);
238 
239  int (*strcasecmp)(const CHARSET_INFO *, const char *, const char *);
240 
241  uint (*strstr)(const CHARSET_INFO *, const char *b, size_t b_length,
242  const char *s, size_t s_length, my_match_t *match,
243  uint nmatch);
244 
245  /**
246  Compute a sort hash for the given key. This hash must preserve equality
247  under the given collation, so that a=b => H(a)=H(b). Note that this hash
248  is used for hash-based partitioning (PARTITION KEY), so you cannot change
249  it except when writing a new collation; it needs to be unchanged across
250  releases, so that the on-disk format does not change. (It is also used
251  for testing equality in the MEMORY storage engine.)
252 
253  nr1 and nr2 are both in/out parameters. nr1 is the actual hash value;
254  nr2 holds extra state between invocations.
255  */
256  void (*hash_sort)(const CHARSET_INFO *cs, const uchar *key, size_t len,
257  uint64 *nr1, uint64 *nr2);
258  bool (*propagate)(const CHARSET_INFO *cs, const uchar *str, size_t len);
260 
265 
266 /* Some typedef to make it easy for C++ to make function pointers */
267 typedef int (*my_charset_conv_mb_wc)(const CHARSET_INFO *, my_wc_t *,
268  const uchar *, const uchar *);
269 typedef int (*my_charset_conv_wc_mb)(const CHARSET_INFO *, my_wc_t, uchar *,
270  uchar *);
271 typedef size_t (*my_charset_conv_case)(const CHARSET_INFO *, char *, size_t,
272  char *, size_t);
273 
274 /* See strings/CHARSET_INFO.txt about information on this structure */
275 typedef struct MY_CHARSET_HANDLER {
276  bool (*init)(CHARSET_INFO *, MY_CHARSET_LOADER *loader);
277  /* Multibyte routines */
278  uint (*ismbchar)(const CHARSET_INFO *, const char *, const char *);
279  uint (*mbcharlen)(const CHARSET_INFO *, uint c);
280  size_t (*numchars)(const CHARSET_INFO *, const char *b, const char *e);
281 
282  /**
283  Return at which byte codepoint number "pos" begins, relative to
284  the start of the string. If the string is shorter than or is
285  exactly "pos" codepoints long, returns a value equal or greater to
286  (e-b).
287  */
288  size_t (*charpos)(const CHARSET_INFO *, const char *b, const char *e,
289  size_t pos);
290  size_t (*well_formed_len)(const CHARSET_INFO *, const char *b, const char *e,
291  size_t nchars, int *error);
292  /**
293  Given a pointer and a length in bytes, returns a new length in bytes where
294  all trailing space characters are stripped. This holds even for NO PAD
295  collations.
296 
297  Exception: The "binary" collation, which is used behind-the-scenes to
298  implement the BINARY type (by mapping it to CHAR(n) COLLATE "binary"),
299  returns just the length back with no stripping. It's done that way so that
300  Field_string (implementing CHAR(n)) returns the full padded width on read
301  (as opposed to a normal CHAR, where we usually strip the spaces on read),
302  but it's suboptimal, since lengthsp() is also used in a number of other
303  places, e.g. stripping trailing spaces from enum values given in by the
304  user. If you call this function, be aware of this special exception and
305  consider the implications.
306  */
307  size_t (*lengthsp)(const CHARSET_INFO *, const char *ptr, size_t length);
308  size_t (*numcells)(const CHARSET_INFO *, const char *b, const char *e);
309 
310  /* Unicode conversion */
313 
314  /* CTYPE scanner */
315  int (*ctype)(const CHARSET_INFO *cs, int *ctype, const uchar *s,
316  const uchar *e);
317 
318  /* Functions for case and sort conversion */
319  size_t (*caseup_str)(const CHARSET_INFO *, char *);
320  size_t (*casedn_str)(const CHARSET_INFO *, char *);
321 
324 
325  /* Charset dependant snprintf() */
326  size_t (*snprintf)(const CHARSET_INFO *, char *to, size_t n, const char *fmt,
327  ...) MY_ATTRIBUTE((format(printf, 4, 5)));
328  size_t (*long10_to_str)(const CHARSET_INFO *, char *to, size_t n, int radix,
329  long int val);
330  size_t (*longlong10_to_str)(const CHARSET_INFO *, char *to, size_t n,
331  int radix, longlong val);
332 
333  void (*fill)(const CHARSET_INFO *, char *to, size_t len, int fill);
334 
335  /* String-to-number conversion routines */
336  long (*strntol)(const CHARSET_INFO *, const char *s, size_t l, int base,
337  const char **e, int *err);
338  ulong (*strntoul)(const CHARSET_INFO *, const char *s, size_t l, int base,
339  const char **e, int *err);
340  longlong (*strntoll)(const CHARSET_INFO *, const char *s, size_t l, int base,
341  const char **e, int *err);
342  ulonglong (*strntoull)(const CHARSET_INFO *, const char *s, size_t l,
343  int base, const char **e, int *err);
344  double (*strntod)(const CHARSET_INFO *, const char *s, size_t l,
345  const char **e, int *err);
346  longlong (*strtoll10)(const CHARSET_INFO *cs, const char *nptr,
347  const char **endptr, int *error);
348  ulonglong (*strntoull10rnd)(const CHARSET_INFO *cs, const char *str,
349  size_t length, int unsigned_fl,
350  const char **endptr, int *error);
351  size_t (*scan)(const CHARSET_INFO *, const char *b, const char *e, int sq);
353 
357 
358 /* See strings/CHARSET_INFO.txt about information on this structure */
359 struct CHARSET_INFO {
364  const char *csname;
365  const char *name;
366  const char *comment;
367  const char *tailoring;
369  const uchar *ctype;
370  const uchar *to_lower;
371  const uchar *to_upper;
373  struct MY_UCA_INFO *uca; /* This can be changed in apply_one_rule() */
377  const struct lex_state_maps_st *state_maps; /* parser internal data */
378  const uchar *ident_map; /* parser internal data */
386  my_wc_t max_sort_char; /* For LIKE optimization */
390 
393 
394  /**
395  If this collation is PAD_SPACE, it collates as if all inputs were
396  padded with a given number of spaces at the end (see the "num_codepoints"
397  flag to strnxfrm). NO_PAD simply compares unextended strings.
398 
399  Note that this is fundamentally about the behavior of coll->strnxfrm.
400  */
402 };
403 #define ILLEGAL_CHARSET_INFO_NUMBER (~0U)
404 
405 /*
406  NOTE: You cannot use a CHARSET_INFO without it having been initialized first.
407  In particular, they are not initialized when a unit test starts; do not use
408  these globals indiscriminately from there, and do not add more. Instead,
409  load them through a MY_CHARSET_LOADER, using my_collation_get_by_name().
410 */
411 
417 
426 
427 #define MY_UTF8MB4 "utf8mb4"
428 
429 /* declarations for simple charsets */
430 extern size_t my_strnxfrm_simple(const CHARSET_INFO *, uchar *dst,
431  size_t dstlen, uint nweights, const uchar *src,
432  size_t srclen, uint flags);
433 size_t my_strnxfrmlen_simple(const CHARSET_INFO *, size_t);
434 extern int my_strnncoll_simple(const CHARSET_INFO *, const uchar *, size_t,
435  const uchar *, size_t, bool);
436 
437 extern int my_strnncollsp_simple(const CHARSET_INFO *, const uchar *, size_t,
438  const uchar *, size_t);
439 
440 extern void my_hash_sort_simple(const CHARSET_INFO *cs, const uchar *key,
441  size_t len, uint64 *nr1, uint64 *nr2);
442 
443 extern size_t my_lengthsp_8bit(const CHARSET_INFO *cs, const char *ptr,
444  size_t length);
445 
446 extern uint my_instr_simple(const CHARSET_INFO *, const char *b,
447  size_t b_length, const char *s, size_t s_length,
448  my_match_t *match, uint nmatch);
449 
450 /* Functions for 8bit */
451 extern size_t my_caseup_str_8bit(const CHARSET_INFO *, char *);
452 extern size_t my_casedn_str_8bit(const CHARSET_INFO *, char *);
453 extern size_t my_caseup_8bit(const CHARSET_INFO *, char *src, size_t srclen,
454  char *dst, size_t dstlen);
455 extern size_t my_casedn_8bit(const CHARSET_INFO *, char *src, size_t srclen,
456  char *dst, size_t dstlen);
457 
458 extern int my_strcasecmp_8bit(const CHARSET_INFO *cs, const char *,
459  const char *);
460 
461 int my_mb_wc_8bit(const CHARSET_INFO *cs, my_wc_t *wc, const uchar *s,
462  const uchar *e);
463 int my_wc_mb_8bit(const CHARSET_INFO *cs, my_wc_t wc, uchar *s, uchar *e);
464 
465 int my_mb_ctype_8bit(const CHARSET_INFO *, int *, const uchar *, const uchar *);
466 int my_mb_ctype_mb(const CHARSET_INFO *, int *, const uchar *, const uchar *);
467 
468 size_t my_scan_8bit(const CHARSET_INFO *cs, const char *b, const char *e,
469  int sq);
470 
471 size_t my_snprintf_8bit(const CHARSET_INFO *, char *to, size_t n,
472  const char *fmt, ...)
473  MY_ATTRIBUTE((format(printf, 4, 5)));
474 
475 long my_strntol_8bit(const CHARSET_INFO *, const char *s, size_t l, int base,
476  const char **e, int *err);
477 ulong my_strntoul_8bit(const CHARSET_INFO *, const char *s, size_t l, int base,
478  const char **e, int *err);
479 longlong my_strntoll_8bit(const CHARSET_INFO *, const char *s, size_t l,
480  int base, const char **e, int *err);
481 ulonglong my_strntoull_8bit(const CHARSET_INFO *, const char *s, size_t l,
482  int base, const char **e, int *err);
483 double my_strntod_8bit(const CHARSET_INFO *, const char *s, size_t l,
484  const char **e, int *err);
485 size_t my_long10_to_str_8bit(const CHARSET_INFO *, char *to, size_t l,
486  int radix, long int val);
487 size_t my_longlong10_to_str_8bit(const CHARSET_INFO *, char *to, size_t l,
488  int radix, longlong val);
489 
490 longlong my_strtoll10_8bit(const CHARSET_INFO *cs, const char *nptr,
491  const char **endptr, int *error);
492 longlong my_strtoll10_ucs2(const CHARSET_INFO *cs, const char *nptr,
493  char **endptr, int *error);
494 
496  size_t length, int unsigned_fl,
497  const char **endptr, int *error);
499  size_t length, int unsigned_fl, char **endptr,
500  int *error);
501 
502 void my_fill_8bit(const CHARSET_INFO *cs, char *to, size_t l, int fill);
503 
504 /* For 8-bit character set */
505 bool my_like_range_simple(const CHARSET_INFO *cs, const char *ptr,
506  size_t ptr_length, char escape, char w_one,
507  char w_many, size_t res_length, char *min_str,
508  char *max_str, size_t *min_length,
509  size_t *max_length);
510 
511 /* For ASCII-based multi-byte character sets with mbminlen=1 */
512 bool my_like_range_mb(const CHARSET_INFO *cs, const char *ptr,
513  size_t ptr_length, char escape, char w_one, char w_many,
514  size_t res_length, char *min_str, char *max_str,
515  size_t *min_length, size_t *max_length);
516 
517 /* For other character sets, with arbitrary mbminlen and mbmaxlen numbers */
518 bool my_like_range_generic(const CHARSET_INFO *cs, const char *ptr,
519  size_t ptr_length, char escape, char w_one,
520  char w_many, size_t res_length, char *min_str,
521  char *max_str, size_t *min_length,
522  size_t *max_length);
523 
524 int my_wildcmp_8bit(const CHARSET_INFO *, const char *str, const char *str_end,
525  const char *wildstr, const char *wildend, int escape,
526  int w_one, int w_many);
527 
528 int my_wildcmp_bin(const CHARSET_INFO *, const char *str, const char *str_end,
529  const char *wildstr, const char *wildend, int escape,
530  int w_one, int w_many);
531 
532 size_t my_numchars_8bit(const CHARSET_INFO *, const char *b, const char *e);
533 size_t my_numcells_8bit(const CHARSET_INFO *, const char *b, const char *e);
534 size_t my_charpos_8bit(const CHARSET_INFO *, const char *b, const char *e,
535  size_t pos);
536 size_t my_well_formed_len_8bit(const CHARSET_INFO *, const char *b,
537  const char *e, size_t pos, int *error);
539 
540 /* Functions for multibyte charsets */
541 extern size_t my_caseup_str_mb(const CHARSET_INFO *, char *);
542 extern size_t my_casedn_str_mb(const CHARSET_INFO *, char *);
543 extern size_t my_caseup_mb(const CHARSET_INFO *, char *src, size_t srclen,
544  char *dst, size_t dstlen);
545 extern size_t my_casedn_mb(const CHARSET_INFO *, char *src, size_t srclen,
546  char *dst, size_t dstlen);
547 extern size_t my_caseup_mb_varlen(const CHARSET_INFO *, char *src,
548  size_t srclen, char *dst, size_t dstlen);
549 extern size_t my_casedn_mb_varlen(const CHARSET_INFO *, char *src,
550  size_t srclen, char *dst, size_t dstlen);
551 extern size_t my_caseup_ujis(const CHARSET_INFO *, char *src, size_t srclen,
552  char *dst, size_t dstlen);
553 extern size_t my_casedn_ujis(const CHARSET_INFO *, char *src, size_t srclen,
554  char *dst, size_t dstlen);
555 extern int my_strcasecmp_mb(const CHARSET_INFO *cs, const char *, const char *);
556 
557 int my_wildcmp_mb(const CHARSET_INFO *, const char *str, const char *str_end,
558  const char *wildstr, const char *wildend, int escape,
559  int w_one, int w_many);
560 size_t my_numchars_mb(const CHARSET_INFO *, const char *b, const char *e);
561 size_t my_numcells_mb(const CHARSET_INFO *, const char *b, const char *e);
562 size_t my_charpos_mb(const CHARSET_INFO *, const char *b, const char *e,
563  size_t pos);
564 size_t my_well_formed_len_mb(const CHARSET_INFO *, const char *b, const char *e,
565  size_t pos, int *error);
566 uint my_instr_mb(const CHARSET_INFO *, const char *b, size_t b_length,
567  const char *s, size_t s_length, my_match_t *match,
568  uint nmatch);
569 
570 int my_strnncoll_mb_bin(const CHARSET_INFO *cs, const uchar *s, size_t slen,
571  const uchar *t, size_t tlen, bool t_is_prefix);
572 
573 int my_strnncollsp_mb_bin(const CHARSET_INFO *cs, const uchar *a,
574  size_t a_length, const uchar *b, size_t b_length);
575 
576 int my_wildcmp_mb_bin(const CHARSET_INFO *cs, const char *str,
577  const char *str_end, const char *wildstr,
578  const char *wildend, int escape, int w_one, int w_many);
579 
580 int my_strcasecmp_mb_bin(const CHARSET_INFO *cs [[maybe_unused]], const char *s,
581  const char *t);
582 
583 void my_hash_sort_mb_bin(const CHARSET_INFO *cs [[maybe_unused]],
584  const uchar *key, size_t len, uint64 *nr1,
585  uint64 *nr2);
586 
587 size_t my_strnxfrm_mb(const CHARSET_INFO *, uchar *dst, size_t dstlen,
588  uint nweights, const uchar *src, size_t srclen,
589  uint flags);
590 
591 size_t my_strnxfrm_unicode(const CHARSET_INFO *, uchar *dst, size_t dstlen,
592  uint nweights, const uchar *src, size_t srclen,
593  uint flags);
594 
595 size_t my_strnxfrm_unicode_full_bin(const CHARSET_INFO *, uchar *dst,
596  size_t dstlen, uint nweights,
597  const uchar *src, size_t srclen,
598  uint flags);
599 size_t my_strnxfrmlen_unicode_full_bin(const CHARSET_INFO *, size_t);
600 
601 int my_wildcmp_unicode(const CHARSET_INFO *cs, const char *str,
602  const char *str_end, const char *wildstr,
603  const char *wildend, int escape, int w_one, int w_many,
604  const MY_UNICASE_INFO *weights);
605 
606 extern bool my_parse_charset_xml(MY_CHARSET_LOADER *loader, const char *buf,
607  size_t buflen);
608 extern size_t my_strcspn(const CHARSET_INFO *cs, const char *str,
609  const char *end, const char *reject,
610  size_t reject_length);
611 
612 bool my_propagate_simple(const CHARSET_INFO *cs, const uchar *str, size_t len);
613 bool my_propagate_complex(const CHARSET_INFO *cs, const uchar *str, size_t len);
614 
615 uint my_string_repertoire(const CHARSET_INFO *cs, const char *str, size_t len);
619 
621 size_t my_strxfrm_pad(const CHARSET_INFO *cs, uchar *str, uchar *frmend,
622  uchar *strend, uint nweights, uint flags);
623 
625 
626 size_t my_convert(char *to, size_t to_length, const CHARSET_INFO *to_cs,
627  const char *from, size_t from_length,
628  const CHARSET_INFO *from_cs, uint *errors);
629 
630 uint my_mbcharlen_ptr(const CHARSET_INFO *cs, const char *s, const char *e);
631 
632 bool my_is_prefixidx_cand(const CHARSET_INFO *cs, const char *wildstr,
633  const char *wildend, int escape, int w_many,
634  size_t *prefix_len);
635 
636 #define _MY_U 01 /* Upper case */
637 #define _MY_L 02 /* Lower case */
638 #define _MY_NMR 04 /* Numeral (digit) */
639 #define _MY_SPC 010 /* Spacing character */
640 #define _MY_PNT 020 /* Punctuation */
641 #define _MY_CTR 040 /* Control character */
642 #define _MY_B 0100 /* Blank */
643 #define _MY_X 0200 /* heXadecimal digit */
644 
645 /* The following macros makes sense only for one-byte character sets.
646 They will not fail for multibyte character sets, but will not produce
647 the expected results. They may have som limited usability like
648 e.g. for utf8mb3/utf8mb4, meaningful results will be produced for
649 values < 0x7F. */
650 #define my_isascii(c) (!((c) & ~0177))
651 #define my_toupper(s, c) (char)((s)->to_upper[(uchar)(c)])
652 #define my_tolower(s, c) (char)((s)->to_lower[(uchar)(c)])
653 #define my_isalpha(s, c) (((s)->ctype + 1)[(uchar)(c)] & (_MY_U | _MY_L))
654 #define my_isupper(s, c) (((s)->ctype + 1)[(uchar)(c)] & _MY_U)
655 #define my_islower(s, c) (((s)->ctype + 1)[(uchar)(c)] & _MY_L)
656 #define my_isdigit(s, c) (((s)->ctype + 1)[(uchar)(c)] & _MY_NMR)
657 #define my_isxdigit(s, c) (((s)->ctype + 1)[(uchar)(c)] & _MY_X)
658 #define my_isalnum(s, c) \
659  (((s)->ctype + 1)[(uchar)(c)] & (_MY_U | _MY_L | _MY_NMR))
660 #define my_isspace(s, c) (((s)->ctype + 1)[(uchar)(c)] & _MY_SPC)
661 #define my_ispunct(s, c) (((s)->ctype + 1)[(uchar)(c)] & _MY_PNT)
662 #define my_isprint(s, c) \
663  (((s)->ctype + 1)[(uchar)(c)] & (_MY_PNT | _MY_U | _MY_L | _MY_NMR | _MY_B))
664 #define my_isgraph(s, c) \
665  (((s)->ctype + 1)[(uchar)(c)] & (_MY_PNT | _MY_U | _MY_L | _MY_NMR))
666 #define my_iscntrl(s, c) (((s)->ctype + 1)[(uchar)(c)] & _MY_CTR)
667 
668 /* Some macros that should be cleaned up a little */
669 #define my_isvar(s, c) (my_isalnum(s, c) || (c) == '_')
670 #define my_isvar_start(s, c) (my_isalpha(s, c) || (c) == '_')
671 
672 #define my_binary_compare(s) ((s)->state & MY_CS_BINSORT)
673 #define use_strnxfrm(s) ((s)->state & MY_CS_STRNXFRM)
674 #define my_strnxfrm(cs, d, dl, s, sl) \
675  ((cs)->coll->strnxfrm((cs), (d), (dl), (dl), (s), (sl), 0))
676 #define my_strnncoll(s, a, b, c, d) \
677  ((s)->coll->strnncoll((s), (a), (b), (c), (d), 0))
678 #define my_like_range(s, a, b, c, d, e, f, g, h, i, j) \
679  ((s)->coll->like_range((s), (a), (b), (c), (d), (e), (f), (g), (h), (i), (j)))
680 #define my_wildcmp(cs, s, se, w, we, e, o, m) \
681  ((cs)->coll->wildcmp((cs), (s), (se), (w), (we), (e), (o), (m)))
682 #define my_strcasecmp(s, a, b) ((s)->coll->strcasecmp((s), (a), (b)))
683 #define my_charpos(cs, b, e, num) \
684  (cs)->cset->charpos((cs), (const char *)(b), (const char *)(e), (num))
685 
686 #define use_mb(s) ((s)->cset->ismbchar != NULL)
687 static inline uint my_ismbchar(const CHARSET_INFO *cs, const char *str,
688  const char *strend) {
689  return cs->cset->ismbchar(cs, str, strend);
690 }
691 
692 static inline uint my_ismbchar(const CHARSET_INFO *cs, const uchar *str,
693  const uchar *strend) {
694  return cs->cset->ismbchar(cs, pointer_cast<const char *>(str),
695  pointer_cast<const char *>(strend));
696 }
697 
698 #define my_mbcharlen(s, a) ((s)->cset->mbcharlen((s), (a)))
699 /**
700  Get the length of gb18030 code by the given two leading bytes
701 
702  @param[in] s charset_info
703  @param[in] a first byte of gb18030 code
704  @param[in] b second byte of gb18030 code
705  @return the length of gb18030 code starting with given two bytes,
706  the length would be 2 or 4 for valid gb18030 code,
707  or 0 for invalid gb18030 code
708 */
709 #define my_mbcharlen_2(s, a, b) \
710  ((s)->cset->mbcharlen((s), ((((a)&0xFF) << 8) + ((b)&0xFF))))
711 /**
712  Get the maximum length of leading bytes needed to determine the length of a
713  multi-byte gb18030 code
714 
715  @param[in] s charset_info
716  @return number of leading bytes we need, would be 2 for gb18030
717  and 1 for all other charsets
718 */
719 #define my_mbmaxlenlen(s) ((s)->mbmaxlenlen)
720 /**
721  Judge if the given byte is a possible leading byte for a charset.
722  For gb18030 whose mbmaxlenlen is 2, we can't determine the length of
723  a multi-byte character by looking at the first byte only
724 
725  @param[in] s charset_info
726  @param[in] i possible leading byte
727  @return true if it is, otherwise false
728 */
729 #define my_ismb1st(s, i) \
730  (my_mbcharlen((s), (i)) > 1 || \
731  (my_mbmaxlenlen((s)) == 2 && my_mbcharlen((s), (i)) == 0))
732 
733 #define my_caseup_str(s, a) ((s)->cset->caseup_str((s), (a)))
734 #define my_casedn_str(s, a) ((s)->cset->casedn_str((s), (a)))
735 #define my_strntol(s, a, b, c, d, e) \
736  ((s)->cset->strntol((s), (a), (b), (c), (d), (e)))
737 #define my_strntoul(s, a, b, c, d, e) \
738  ((s)->cset->strntoul((s), (a), (b), (c), (d), (e)))
739 #define my_strntoll(s, a, b, c, d, e) \
740  ((s)->cset->strntoll((s), (a), (b), (c), (d), (e)))
741 #define my_strntoull(s, a, b, c, d, e) \
742  ((s)->cset->strntoull((s), (a), (b), (c), (d), (e)))
743 #define my_strntod(s, a, b, c, d) ((s)->cset->strntod((s), (a), (b), (c), (d)))
744 
745 static inline bool is_supported_parser_charset(const CHARSET_INFO *cs) {
746  return (cs->mbminlen == 1);
747 }
748 
749 #endif // M_CTYPE_INCLUDED
char * pos
Definition: do_ctype.cc:76
static int flags[50]
Definition: hp_test1.cc:39
size_t my_convert(char *to, size_t to_length, const CHARSET_INFO *to_cs, const char *from, size_t from_length, const CHARSET_INFO *from_cs, uint *errors)
Convert a string between two character sets.
Definition: ctype.cc:934
size_t my_caseup_mb_varlen(const CHARSET_INFO *, char *src, size_t srclen, char *dst, size_t dstlen)
Definition: ctype-mb.cc:185
int my_strcasecmp_8bit(const CHARSET_INFO *cs, const char *, const char *)
Definition: ctype-simple.cc:235
struct MY_UNICASE_INFO MY_UNICASE_INFO
size_t my_casedn_str_mb(const CHARSET_INFO *, char *)
Definition: ctype-mb.cc:60
static uint my_ismbchar(const CHARSET_INFO *cs, const char *str, const char *strend)
Definition: m_ctype.h:682
size_t my_well_formed_len_mb(const CHARSET_INFO *, const char *b, const char *e, size_t pos, int *error)
Definition: ctype-mb.cc:342
MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_utf8_general_ci
Definition: ctype-utf8.cc:5782
double my_strntod_8bit(const CHARSET_INFO *, const char *s, size_t l, const char **e, int *err)
MY_COLLATION_HANDLER my_collation_ucs2_uca_handler
Definition: ctype-uca.cc:5185
CHARSET_INFO my_charset_latin1_bin
Definition: ctype-latin1.cc:670
size_t my_numchars_8bit(const CHARSET_INFO *, const char *b, const char *e)
MY_UNICASE_INFO my_unicase_unicode520
Definition: ctype-utf8.cc:4790
size_t my_snprintf_8bit(const CHARSET_INFO *, char *to, size_t n, const char *fmt,...)
size_t my_strnxfrmlen_simple(const CHARSET_INFO *, size_t)
Definition: ctype-simple.cc:54
struct MY_COLLATION_HANDLER MY_COLLATION_HANDLER
size_t my_strnxfrmlen_unicode_full_bin(const CHARSET_INFO *, size_t)
Definition: ctype-utf8.cc:5177
size_t my_caseup_str_8bit(const CHARSET_INFO *, char *)
Definition: ctype-simple.cc:201
MY_COLLATION_HANDLER my_collation_mb_bin_handler
Definition: ctype-mb.cc:1336
int my_strnncoll_mb_bin(const CHARSET_INFO *cs, const uchar *s, size_t slen, const uchar *t, size_t tlen, bool t_is_prefix)
ulonglong my_strntoull10rnd_8bit(const CHARSET_INFO *cs, const char *str, size_t length, int unsigned_fl, const char **endptr, int *error)
int(* my_charset_conv_wc_mb)(const CHARSET_INFO *, my_wc_t, uchar *, uchar *)
Definition: m_ctype.h:264
size_t my_well_formed_len_8bit(const CHARSET_INFO *, const char *b, const char *e, size_t pos, int *error)
MY_CHARSET_HANDLER my_charset_ascii_handler
Definition: ctype-simple.cc:1546
static bool is_supported_parser_charset(const CHARSET_INFO *cs)
Definition: m_ctype.h:740
MY_UNICASE_INFO my_unicase_turkish
Definition: ctype-utf8.cc:1882
ulong my_strntoul_8bit(const CHARSET_INFO *, const char *s, size_t l, int base, const char **e, int *err)
Definition: ctype-simple.cc:387
struct MY_CHARSET_LOADER MY_CHARSET_LOADER
int my_mb_wc_8bit(const CHARSET_INFO *cs, my_wc_t *wc, const uchar *s, const uchar *e)
Definition: ctype-simple.cc:242
bool my_like_range_simple(const CHARSET_INFO *cs, const char *ptr, size_t ptr_length, char escape, char w_one, char w_many, size_t res_length, char *min_str, char *max_str, size_t *min_length, size_t *max_length)
Definition: ctype-simple.cc:832
size_t my_caseup_mb(const CHARSET_INFO *, char *src, size_t srclen, char *dst, size_t dstlen)
void my_fill_8bit(const CHARSET_INFO *cs, char *to, size_t l, int fill)
size_t my_casedn_mb(const CHARSET_INFO *, char *src, size_t srclen, char *dst, size_t dstlen)
MY_COLLATION_HANDLER my_collation_8bit_simple_ci_handler
Definition: ctype-simple.cc:1575
CHARSET_INFO my_charset_utf8_tolower_ci
Definition: ctype-utf8.cc:5817
uint my_mbcharlen_8bit(const CHARSET_INFO *, uint c)
uint my_mbcharlen_ptr(const CHARSET_INFO *cs, const char *s, const char *e)
Get the length of the first code in given sequence of chars.
Definition: ctype.cc:992
MY_COLLATION_HANDLER my_collation_8bit_bin_handler
Definition: ctype-bin.cc:453
MYSQL_PLUGIN_IMPORT CHARSET_INFO * system_charset_info
Definition: mysqld.cc:1512
MY_UNICASE_INFO my_unicase_mysql500
Definition: ctype-utf8.cc:1708
int my_strcasecmp_mb_bin(const CHARSET_INFO *cs[[maybe_unused]], const char *s, const char *t)
Definition: ctype-mb.cc:560
CHARSET_INFO my_charset_utf8_unicode_ci
Definition: ctype-uca.cc:6083
size_t my_casedn_8bit(const CHARSET_INFO *, char *src, size_t srclen, char *dst, size_t dstlen)
size_t my_caseup_str_mb(const CHARSET_INFO *, char *)
Definition: ctype-mb.cc:43
size_t my_longlong10_to_str_8bit(const CHARSET_INFO *, char *to, size_t l, int radix, longlong val)
struct MY_CHARSET_HANDLER MY_CHARSET_HANDLER
uint my_strxfrm_flag_normalize(uint flags)
Definition: ctype-simple.cc:1497
int my_mb_ctype_8bit(const CHARSET_INFO *, int *, const uchar *, const uchar *)
Definition: ctype-simple.cc:1134
size_t my_caseup_8bit(const CHARSET_INFO *, char *src, size_t srclen, char *dst, size_t dstlen)
size_t my_numchars_mb(const CHARSET_INFO *, const char *b, const char *e)
Definition: ctype-mb.cc:319
MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_utf8mb4_general_ci
Definition: ctype-utf8.cc:7806
size_t my_strxfrm_pad(const CHARSET_INFO *cs, uchar *str, uchar *frmend, uchar *strend, uint nweights, uint flags)
Definition: ctype-simple.cc:1502
bool my_charset_is_ascii_compatible(const CHARSET_INFO *cs)
Definition: ctype.cc:848
uint my_string_repertoire(const CHARSET_INFO *cs, const char *str, size_t len)
Definition: ctype.cc:768
int my_strnncoll_simple(const CHARSET_INFO *, const uchar *, size_t, const uchar *, size_t, bool)
Definition: ctype-simple.cc:127
ulonglong my_strntoull10rnd_ucs2(const CHARSET_INFO *cs, const char *str, size_t length, int unsigned_fl, char **endptr, int *error)
MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_filename
Definition: ctype-utf8.cc:7044
int my_mb_ctype_mb(const CHARSET_INFO *, int *, const uchar *, const uchar *)
Definition: ctype-mb.cc:1323
long my_strntol_8bit(const CHARSET_INFO *, const char *s, size_t l, int base, const char **e, int *err)
Definition: ctype-simple.cc:308
size_t my_lengthsp_8bit(const CHARSET_INFO *cs, const char *ptr, size_t length)
size_t(* my_charset_conv_case)(const CHARSET_INFO *, char *, size_t, char *, size_t)
Definition: m_ctype.h:266
size_t my_charpos_mb(const CHARSET_INFO *, const char *b, const char *e, size_t pos)
Definition: ctype-mb.cc:330
bool my_charset_is_8bit_pure_ascii(const CHARSET_INFO *cs)
Definition: ctype.cc:834
int my_wildcmp_bin(const CHARSET_INFO *, const char *str, const char *str_end, const char *wildstr, const char *wildend, int escape, int w_one, int w_many)
Definition: ctype-bin.cc:369
uint my_instr_mb(const CHARSET_INFO *, const char *b, size_t b_length, const char *s, size_t s_length, my_match_t *match, uint nmatch)
Definition: ctype-mb.cc:361
int my_wildcmp_mb(const CHARSET_INFO *, const char *str, const char *str_end, const char *wildstr, const char *wildend, int escape, int w_one, int w_many)
Definition: ctype-mb.cc:312
struct MY_UNI_IDX MY_UNI_IDX
size_t my_casedn_mb_varlen(const CHARSET_INFO *, char *src, size_t srclen, char *dst, size_t dstlen)
Definition: ctype-mb.cc:178
int my_wildcmp_8bit(const CHARSET_INFO *, const char *str, const char *str_end, const char *wildstr, const char *wildend, int escape, int w_one, int w_many)
Definition: ctype-simple.cc:808
MY_UNICASE_INFO my_unicase_default
Definition: ctype-utf8.cc:1662
CHARSET_INFO my_charset_utf8mb4_bin
Definition: ctype-utf8.cc:7842
struct MY_UNICASE_CHARACTER MY_UNICASE_CHARACTER
MY_CHARSET_HANDLER my_charset_8bit_handler
Definition: ctype-simple.cc:1518
void my_hash_sort_simple(const CHARSET_INFO *cs, const uchar *key, size_t len, uint64 *nr1, uint64 *nr2)
Definition: ctype-simple.cc:281
int my_strnncollsp_mb_bin(const CHARSET_INFO *cs, const uchar *a, size_t a_length, const uchar *b, size_t b_length)
int my_wildcmp_unicode(const CHARSET_INFO *cs, const char *str, const char *str_end, const char *wildstr, const char *wildend, int escape, int w_one, int w_many, const MY_UNICASE_INFO *weights)
Definition: ctype-utf8.cc:4933
bool my_is_prefixidx_cand(const CHARSET_INFO *cs, const char *wildstr, const char *wildend, int escape, int w_many, size_t *prefix_len)
Identify whether given like pattern looks like a prefix pattern, which can become candidate for index...
Definition: ctype.cc:1019
MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_utf8mb4_0900_bin
Definition: ctype-uca.cc:11434
longlong my_strtoll10_8bit(const CHARSET_INFO *cs, const char *nptr, const char **endptr, int *error)
MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_utf8mb4_0900_ai_ci
Definition: ctype-uca.cc:9562
static void MY_PUT_MB2(unsigned char *s, uint16 code)
Definition: m_ctype.h:62
struct MY_UNI_CTYPE MY_UNI_CTYPE
MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_bin
Definition: ctype-bin.cc:510
MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_latin1
Definition: ctype-latin1.cc:367
ulong my_wc_t
Our own version of wchar_t, ie., a type that holds a single Unicode code point ("wide character").
Definition: m_ctype.h:58
size_t my_numcells_8bit(const CHARSET_INFO *, const char *b, const char *e)
size_t my_long10_to_str_8bit(const CHARSET_INFO *, char *to, size_t l, int radix, long int val)
uint my_charset_repertoire(const CHARSET_INFO *cs)
Definition: ctype.cc:790
ulonglong my_strntoull_8bit(const CHARSET_INFO *, const char *s, size_t l, int base, const char **e, int *err)
Definition: ctype-simple.cc:539
bool my_like_range_generic(const CHARSET_INFO *cs, const char *ptr, size_t ptr_length, char escape, char w_one, char w_many, size_t res_length, char *min_str, char *max_str, size_t *min_length, size_t *max_length)
Calculate min_str and max_str that ranges a LIKE string.
Definition: ctype-mb.cc:808
MY_UNI_CTYPE my_uni_ctype[256]
Definition: my_uctype.h:934
int my_wc_mb_8bit(const CHARSET_INFO *cs, my_wc_t wc, uchar *s, uchar *e)
Definition: ctype-simple.cc:250
size_t my_charpos_8bit(const CHARSET_INFO *, const char *b, const char *e, size_t pos)
int my_strcasecmp_mb(const CHARSET_INFO *cs, const char *, const char *)
Definition: ctype-mb.cc:196
size_t my_casedn_str_8bit(const CHARSET_INFO *, char *)
Definition: ctype-simple.cc:208
void my_hash_sort_mb_bin(const CHARSET_INFO *cs[[maybe_unused]], const uchar *key, size_t len, uint64 *nr1, uint64 *nr2)
Definition: ctype-mb.cc:565
size_t my_strnxfrm_mb(const CHARSET_INFO *, uchar *dst, size_t dstlen, uint nweights, const uchar *src, size_t srclen, uint flags)
Definition: ctype-mb.cc:501
int(* my_charset_conv_mb_wc)(const CHARSET_INFO *, my_wc_t *, const uchar *, const uchar *)
Definition: m_ctype.h:262
size_t my_strnxfrm_unicode_full_bin(const CHARSET_INFO *, uchar *dst, size_t dstlen, uint nweights, const uchar *src, size_t srclen, uint flags)
Definition: ctype-utf8.cc:5132
bool my_parse_charset_xml(MY_CHARSET_LOADER *loader, const char *buf, size_t buflen)
Definition: ctype.cc:738
CHARSET_INFO my_charset_utf32_unicode_ci
Definition: ctype-uca.cc:7788
bool my_like_range_mb(const CHARSET_INFO *cs, const char *ptr, size_t ptr_length, char escape, char w_one, char w_many, size_t res_length, char *min_str, char *max_str, size_t *min_length, size_t *max_length)
Definition: ctype-mb.cc:660
int(* my_string_stack_guard)(int)
Definition: ctype.cc:63
MY_CHARSET_HANDLER my_charset_ucs2_handler
Definition: ctype-ucs2.cc:2843
bool my_charset_is_ascii_based(const CHARSET_INFO *cs)
Definition: ctype.cc:821
size_t my_strcspn(const CHARSET_INFO *cs, const char *str, const char *end, const char *reject, size_t reject_length)
Calculate the length of the initial segment of 'str' which consists entirely of characters not in 're...
Definition: my_strchr.cc:64
uint my_instr_simple(const CHARSET_INFO *, const char *b, size_t b_length, const char *s, size_t s_length, my_match_t *match, uint nmatch)
Definition: ctype-simple.cc:933
size_t my_scan_8bit(const CHARSET_INFO *cs, const char *b, const char *e, int sq)
Definition: ctype-simple.cc:875
longlong my_strtoll10_ucs2(const CHARSET_INFO *cs, const char *nptr, char **endptr, int *error)
bool my_propagate_complex(const CHARSET_INFO *cs, const uchar *str, size_t len)
int my_wildcmp_mb_bin(const CHARSET_INFO *cs, const char *str, const char *str_end, const char *wildstr, const char *wildend, int escape, int w_one, int w_many)
Definition: ctype-mb.cc:1041
size_t my_strnxfrm_simple(const CHARSET_INFO *, uchar *dst, size_t dstlen, uint nweights, const uchar *src, size_t srclen, uint flags)
Definition: ctype-simple.cc:97
CHARSET_INFO my_charset_utf8_bin
Definition: ctype-utf8.cc:5887
longlong my_strntoll_8bit(const CHARSET_INFO *, const char *s, size_t l, int base, const char **e, int *err)
Definition: ctype-simple.cc:460
size_t my_casedn_ujis(const CHARSET_INFO *, char *src, size_t srclen, char *dst, size_t dstlen)
Definition: ctype-ujis.cc:35761
size_t my_numcells_mb(const CHARSET_INFO *, const char *b, const char *e)
Definition: ctype-mb.cc:1291
size_t my_strnxfrm_unicode(const CHARSET_INFO *, uchar *dst, size_t dstlen, uint nweights, const uchar *src, size_t srclen, uint flags)
Definition: ctype-utf8.cc:5111
Pad_attribute
Definition: m_ctype.h:167
@ NO_PAD
Definition: m_ctype.h:167
@ PAD_SPACE
Definition: m_ctype.h:167
bool my_propagate_simple(const CHARSET_INFO *cs, const uchar *str, size_t len)
size_t my_caseup_ujis(const CHARSET_INFO *, char *src, size_t srclen, char *dst, size_t dstlen)
Definition: ctype-ujis.cc:35771
int my_strnncollsp_simple(const CHARSET_INFO *, const uchar *, size_t, const uchar *, size_t)
Definition: ctype-simple.cc:169
static const char * strend(const char *s)
Definition: m_string.h:91
Header for compiler-dependent features.
Some integer typedefs for easier portability.
unsigned long long int ulonglong
Definition: my_inttypes.h:55
unsigned char uchar
Definition: my_inttypes.h:51
long long int longlong
Definition: my_inttypes.h:54
uint64_t uint64
Definition: my_inttypes.h:68
uint16_t uint16
Definition: my_inttypes.h:64
uint32_t uint32
Definition: my_inttypes.h:66
Definition of the global "loglevel" enumeration.
loglevel
Definition: my_loglevel.h:40
Some common macros.
Functions related to handling of plugins and other dynamically loaded libraries.
#define MYSQL_PLUGIN_IMPORT
Definition: my_sharedlib.h:70
Log error(cerr, "ERROR")
std::string str(const mysqlrouter::ConfigGenerator::Options::Endpoint &ep)
Definition: config_generator.cc:1056
Definition: buf0block_hint.cc:29
Definition: commit_order_queue.h:33
static std::string escape(const std::string &str)
Escapes (only) apostrophes.
Definition: st_units_of_measure.cc:36
bool length(const dd::Spatial_reference_system *srs, const Geometry *g1, double *length, bool *null) noexcept
Computes the length of linestrings and multilinestrings.
Definition: length.cc:75
static Value err()
Create a Value object that represents an error condition.
Definition: json_binary.cc:908
Cursor end()
A past-the-end Cursor.
Definition: rules_table_service.cc:191
required string key
Definition: replication_asynchronous_connection_failover.proto:59
Definition: m_ctype.h:354
const uchar * to_lower
Definition: m_ctype.h:365
uchar levels_for_compare
Definition: m_ctype.h:384
const uchar * ident_map
Definition: m_ctype.h:373
uint mbmaxlenlen
Definition: m_ctype.h:379
const struct lex_state_maps_st * state_maps
Definition: m_ctype.h:372
const uchar * ctype
Definition: m_ctype.h:364
uint primary_number
Definition: m_ctype.h:356
const char * csname
Definition: m_ctype.h:359
my_wc_t max_sort_char
Definition: m_ctype.h:381
const MY_UNICASE_INFO * caseinfo
Definition: m_ctype.h:371
bool escape_with_backslash_is_dangerous
Definition: m_ctype.h:383
uint mbminlen
Definition: m_ctype.h:377
uint binary_number
Definition: m_ctype.h:357
uchar caseup_multiply
Definition: m_ctype.h:375
const uchar * sort_order
Definition: m_ctype.h:367
uint mbmaxlen
Definition: m_ctype.h:378
MY_COLLATION_HANDLER * coll
Definition: m_ctype.h:387
MY_CHARSET_HANDLER * cset
Definition: m_ctype.h:386
uint state
Definition: m_ctype.h:358
uchar casedn_multiply
Definition: m_ctype.h:376
const uchar * to_upper
Definition: m_ctype.h:366
const MY_UNI_IDX * tab_from_uni
Definition: m_ctype.h:370
struct Coll_param * coll_param
Definition: m_ctype.h:363
uint number
Definition: m_ctype.h:355
struct MY_UCA_INFO * uca
Definition: m_ctype.h:368
const char * name
Definition: m_ctype.h:360
const uint16 * tab_to_uni
Definition: m_ctype.h:369
uchar pad_char
Definition: m_ctype.h:382
my_wc_t min_sort_char
Definition: m_ctype.h:380
enum Pad_attribute pad_attribute
If this collation is PAD_SPACE, it collates as if all inputs were padded with a given number of space...
Definition: m_ctype.h:396
const char * tailoring
Definition: m_ctype.h:362
const char * comment
Definition: m_ctype.h:361
uint strxfrm_multiply
Definition: m_ctype.h:374
Definition: str_uca_type.h:68
Definition: m_ctype.h:270
longlong(* strtoll10)(const CHARSET_INFO *cs, const char *nptr, const char **endptr, int *error)
Definition: m_ctype.h:341
size_t(* lengthsp)(const CHARSET_INFO *, const char *ptr, size_t length)
Given a pointer and a length in bytes, returns a new length in bytes where all trailing space charact...
Definition: m_ctype.h:302
double(* strntod)(const CHARSET_INFO *, const char *s, size_t l, const char **e, int *err)
Definition: m_ctype.h:339
size_t(* well_formed_len)(const CHARSET_INFO *, const char *b, const char *e, size_t nchars, int *error)
Definition: m_ctype.h:285
ulonglong(* strntoull10rnd)(const CHARSET_INFO *cs, const char *str, size_t length, int unsigned_fl, const char **endptr, int *error)
Definition: m_ctype.h:343
size_t(* caseup_str)(const CHARSET_INFO *, char *)
Definition: m_ctype.h:314
uint(* mbcharlen)(const CHARSET_INFO *, uint c)
Definition: m_ctype.h:274
long(* strntol)(const CHARSET_INFO *, const char *s, size_t l, int base, const char **e, int *err)
Definition: m_ctype.h:331
size_t(* charpos)(const CHARSET_INFO *, const char *b, const char *e, size_t pos)
Return at which byte codepoint number "pos" begins, relative to the start of the string.
Definition: m_ctype.h:283
ulonglong(* strntoull)(const CHARSET_INFO *, const char *s, size_t l, int base, const char **e, int *err)
Definition: m_ctype.h:337
ulong(* strntoul)(const CHARSET_INFO *, const char *s, size_t l, int base, const char **e, int *err)
Definition: m_ctype.h:333
longlong(* strntoll)(const CHARSET_INFO *, const char *s, size_t l, int base, const char **e, int *err)
Definition: m_ctype.h:335
size_t(* numchars)(const CHARSET_INFO *, const char *b, const char *e)
Definition: m_ctype.h:275
size_t(* numcells)(const CHARSET_INFO *, const char *b, const char *e)
Definition: m_ctype.h:303
int(* ctype)(const CHARSET_INFO *cs, int *ctype, const uchar *s, const uchar *e)
Definition: m_ctype.h:310
void(* fill)(const CHARSET_INFO *, char *to, size_t len, int fill)
Definition: m_ctype.h:328
my_charset_conv_wc_mb wc_mb
Definition: m_ctype.h:307
size_t(* scan)(const CHARSET_INFO *, const char *b, const char *e, int sq)
Definition: m_ctype.h:346
bool(* init)(CHARSET_INFO *, MY_CHARSET_LOADER *loader)
Definition: m_ctype.h:271
my_charset_conv_mb_wc mb_wc
Definition: m_ctype.h:306
my_charset_conv_case caseup
Definition: m_ctype.h:317
size_t(* longlong10_to_str)(const CHARSET_INFO *, char *to, size_t n, int radix, longlong val)
Definition: m_ctype.h:325
size_t(* casedn_str)(const CHARSET_INFO *, char *)
Definition: m_ctype.h:315
size_t(* long10_to_str)(const CHARSET_INFO *, char *to, size_t n, int radix, long int val)
Definition: m_ctype.h:323
my_charset_conv_case casedn
Definition: m_ctype.h:318
uint(* ismbchar)(const CHARSET_INFO *, const char *, const char *)
Definition: m_ctype.h:273
size_t(* snprintf)(const CHARSET_INFO *, char *to, size_t n, const char *fmt,...)
Definition: m_ctype.h:321
Definition: m_ctype.h:154
void(* mem_free)(void *)
Definition: m_ctype.h:160
char errarg[192]
Definition: m_ctype.h:156
void(* reporter)(enum loglevel, uint errcode,...)
Definition: m_ctype.h:161
uint errcode
Definition: m_ctype.h:155
int(* add_collation)(CHARSET_INFO *cs)
Definition: m_ctype.h:162
Definition: m_ctype.h:170
int(* strcasecmp)(const CHARSET_INFO *, const char *, const char *)
Definition: m_ctype.h:234
bool(* like_range)(const CHARSET_INFO *, const char *s, size_t s_length, char w_prefix, char w_one, char w_many, size_t res_length, char *min_str, char *max_str, size_t *min_len, size_t *max_len)
Definition: m_ctype.h:226
bool(* init)(CHARSET_INFO *, MY_CHARSET_LOADER *)
Definition: m_ctype.h:171
int(* wildcmp)(const CHARSET_INFO *, const char *str, const char *str_end, const char *wildstr, const char *wildend, int escape, int w_one, int w_many)
Definition: m_ctype.h:230
void(* uninit)(CHARSET_INFO *)
Definition: m_ctype.h:172
bool(* propagate)(const CHARSET_INFO *cs, const uchar *str, size_t len)
Definition: m_ctype.h:253
void(* hash_sort)(const CHARSET_INFO *cs, const uchar *key, size_t len, uint64 *nr1, uint64 *nr2)
Compute a sort hash for the given key.
Definition: m_ctype.h:251
int(* strnncoll)(const CHARSET_INFO *, const uchar *, size_t, const uchar *, size_t, bool)
Definition: m_ctype.h:174
int(* strnncollsp)(const CHARSET_INFO *, const uchar *, size_t, const uchar *, size_t)
Compare the two strings under the pad rules given by the collation.
Definition: m_ctype.h:185
uint(* strstr)(const CHARSET_INFO *, const char *b, size_t b_length, const char *s, size_t s_length, my_match_t *match, uint nmatch)
Definition: m_ctype.h:236
size_t(* strnxfrm)(const CHARSET_INFO *, uchar *dst, size_t dstlen, uint num_codepoints, const uchar *src, size_t srclen, uint flags)
Transform the string into a form such that memcmp() between transformed strings yields the correct co...
Definition: m_ctype.h:211
size_t(* strnxfrmlen)(const CHARSET_INFO *, size_t num_bytes)
Return the maximum number of output bytes needed for strnxfrm() to output all weights for any string ...
Definition: m_ctype.h:225
Definition: str_uca_type.h:119
Definition: m_ctype.h:67
uint32 sort
Definition: m_ctype.h:70
uint32 tolower
Definition: m_ctype.h:69
uint32 toupper
Definition: m_ctype.h:68
Definition: m_ctype.h:73
const MY_UNICASE_CHARACTER ** page
Definition: m_ctype.h:75
my_wc_t maxchar
Definition: m_ctype.h:74
Definition: m_ctype.h:85
uchar * ctype
Definition: m_ctype.h:87
uchar pctype
Definition: m_ctype.h:86
Definition: m_ctype.h:136
const uchar * tab
Definition: m_ctype.h:139
uint16 from
Definition: m_ctype.h:137
uint16 to
Definition: m_ctype.h:138
Definition: sql_chars.h:89
Definition: m_ctype.h:142
unsigned int uint
Definition: uca-dump.cc:29
int n
Definition: xcom_base.cc:505