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/* Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
/*
A better inplementation of the UNIX ctype(3) library.
*/
#ifndef _m_ctype_h
#define _m_ctype_h
#include "my_global.h" /* uint16, uchar */
#ifdef __cplusplus
extern "C" {
#endif
#define MY_CS_NAME_SIZE 32
#define MY_CS_CTYPE_TABLE_SIZE 257
#define MY_CS_TO_LOWER_TABLE_SIZE 256
#define MY_CS_TO_UPPER_TABLE_SIZE 256
#define MY_CS_SORT_ORDER_TABLE_SIZE 256
#define MY_CS_TO_UNI_TABLE_SIZE 256
#define CHARSET_DIR "charsets/"
#define my_wc_t ulong
#define MY_CS_REPLACEMENT_CHARACTER 0xFFFD
/*
On i386 we store Unicode->CS conversion tables for
some character sets using Big-endian order,
to copy two bytes at onces.
This gives some performance improvement.
*/
#ifdef __i386__
#define MB2(x) (((x) >> 8) + (((x) & 0xFF) << 8))
#define MY_PUT_MB2(s, code) { *((uint16*)(s))= (code); }
#else
#define MB2(x) (x)
#define MY_PUT_MB2(s, code) { (s)[0]= code >> 8; (s)[1]= code & 0xFF; }
#endif
typedef struct unicase_info_char_st
{
uint32 toupper;
uint32 tolower;
uint32 sort;
} MY_UNICASE_CHARACTER;
typedef struct unicase_info_st
{
my_wc_t maxchar;
const MY_UNICASE_CHARACTER **page;
} MY_UNICASE_INFO;
extern MY_UNICASE_INFO my_unicase_default;
extern MY_UNICASE_INFO my_unicase_turkish;
extern MY_UNICASE_INFO my_unicase_mysql500;
extern MY_UNICASE_INFO my_unicase_unicode520;
#define MY_UCA_MAX_CONTRACTION 6
#define MY_UCA_MAX_WEIGHT_SIZE 8
#define MY_UCA_WEIGHT_LEVELS 1
typedef struct my_contraction_t
{
my_wc_t ch[MY_UCA_MAX_CONTRACTION]; /* Character sequence */
uint16 weight[MY_UCA_MAX_WEIGHT_SIZE];/* Its weight string, 0-terminated */
my_bool with_context;
} MY_CONTRACTION;
typedef struct my_contraction_list_t
{
size_t nitems; /* Number of items in the list */
MY_CONTRACTION *item; /* List of contractions */
char *flags; /* Character flags, e.g. "is contraction head") */
} MY_CONTRACTIONS;
my_bool my_uca_can_be_contraction_head(const MY_CONTRACTIONS *c, my_wc_t wc);
my_bool my_uca_can_be_contraction_tail(const MY_CONTRACTIONS *c, my_wc_t wc);
uint16 *my_uca_contraction2_weight(const MY_CONTRACTIONS *c,
my_wc_t wc1, my_wc_t wc2);
/* Collation weights on a single level (e.g. primary, secondary, tertiarty) */
typedef struct my_uca_level_info_st
{
my_wc_t maxchar;
uchar *lengths;
uint16 **weights;
MY_CONTRACTIONS contractions;
} MY_UCA_WEIGHT_LEVEL;
typedef struct uca_info_st
{
MY_UCA_WEIGHT_LEVEL level[MY_UCA_WEIGHT_LEVELS];
/* Logical positions */
my_wc_t first_non_ignorable;
my_wc_t last_non_ignorable;
my_wc_t first_primary_ignorable;
my_wc_t last_primary_ignorable;
my_wc_t first_secondary_ignorable;
my_wc_t last_secondary_ignorable;
my_wc_t first_tertiary_ignorable;
my_wc_t last_tertiary_ignorable;
my_wc_t first_trailing;
my_wc_t last_trailing;
my_wc_t first_variable;
my_wc_t last_variable;
} MY_UCA_INFO;
extern MY_UCA_INFO my_uca_v400;
typedef struct uni_ctype_st
{
uchar pctype;
uchar *ctype;
} MY_UNI_CTYPE;
extern MY_UNI_CTYPE my_uni_ctype[256];
/* wm_wc and wc_mb return codes */
#define MY_CS_ILSEQ 0 /* Wrong by sequence: wb_wc */
#define MY_CS_ILUNI 0 /* Cannot encode Unicode to charset: wc_mb */
#define MY_CS_TOOSMALL -101 /* Need at least one byte: wc_mb and mb_wc */
#define MY_CS_TOOSMALL2 -102 /* Need at least two bytes: wc_mb and mb_wc */
#define MY_CS_TOOSMALL3 -103 /* Need at least three bytes: wc_mb and mb_wc */
/* These following three are currently not really used */
#define MY_CS_TOOSMALL4 -104 /* Need at least 4 bytes: wc_mb and mb_wc */
#define MY_CS_TOOSMALL5 -105 /* Need at least 5 bytes: wc_mb and mb_wc */
#define MY_CS_TOOSMALL6 -106 /* Need at least 6 bytes: wc_mb and mb_wc */
/* A helper macros for "need at least n bytes" */
#define MY_CS_TOOSMALLN(n) (-100-(n))
#define MY_SEQ_INTTAIL 1
#define MY_SEQ_SPACES 2
/* My charsets_list flags */
#define MY_CS_COMPILED 1 /* compiled-in sets */
#define MY_CS_CONFIG 2 /* sets that have a *.conf file */
#define MY_CS_INDEX 4 /* sets listed in the Index file */
#define MY_CS_LOADED 8 /* sets that are currently loaded */
#define MY_CS_BINSORT 16 /* if binary sort order */
#define MY_CS_PRIMARY 32 /* if primary collation */
#define MY_CS_STRNXFRM 64 /* if strnxfrm is used for sort */
#define MY_CS_UNICODE 128 /* is a charset is BMP Unicode */
#define MY_CS_READY 256 /* if a charset is initialized */
#define MY_CS_AVAILABLE 512 /* If either compiled-in or loaded*/
#define MY_CS_CSSORT 1024 /* if case sensitive sort order */
#define MY_CS_HIDDEN 2048 /* don't display in SHOW */
#define MY_CS_PUREASCII 4096 /* if a charset is pure ascii */
#define MY_CS_NONASCII 8192 /* if not ASCII-compatible */
#define MY_CS_UNICODE_SUPPLEMENT 16384 /* Non-BMP Unicode characters */
#define MY_CS_LOWER_SORT 32768 /* If use lower case as weight */
#define MY_CHARSET_UNDEFINED 0
/* Character repertoire flags */
#define MY_REPERTOIRE_ASCII 1 /* Pure ASCII U+0000..U+007F */
#define MY_REPERTOIRE_EXTENDED 2 /* Extended characters: U+0080..U+FFFF */
#define MY_REPERTOIRE_UNICODE30 3 /* ASCII | EXTENDED: U+0000..U+FFFF */
/* Flags for strxfrm */
#define MY_STRXFRM_LEVEL1 0x00000001 /* for primary weights */
#define MY_STRXFRM_LEVEL2 0x00000002 /* for secondary weights */
#define MY_STRXFRM_LEVEL3 0x00000004 /* for tertiary weights */
#define MY_STRXFRM_LEVEL4 0x00000008 /* fourth level weights */
#define MY_STRXFRM_LEVEL5 0x00000010 /* fifth level weights */
#define MY_STRXFRM_LEVEL6 0x00000020 /* sixth level weights */
#define MY_STRXFRM_LEVEL_ALL 0x0000003F /* Bit OR for the above six */
#define MY_STRXFRM_NLEVELS 6 /* Number of possible levels*/
#define MY_STRXFRM_PAD_WITH_SPACE 0x00000040 /* if pad result with spaces */
#define MY_STRXFRM_PAD_TO_MAXLEN 0x00000080 /* if pad tail(for filesort) */
#define MY_STRXFRM_DESC_LEVEL1 0x00000100 /* if desc order for level1 */
#define MY_STRXFRM_DESC_LEVEL2 0x00000200 /* if desc order for level2 */
#define MY_STRXFRM_DESC_LEVEL3 0x00000300 /* if desc order for level3 */
#define MY_STRXFRM_DESC_LEVEL4 0x00000800 /* if desc order for level4 */
#define MY_STRXFRM_DESC_LEVEL5 0x00001000 /* if desc order for level5 */
#define MY_STRXFRM_DESC_LEVEL6 0x00002000 /* if desc order for level6 */
#define MY_STRXFRM_DESC_SHIFT 8
#define MY_STRXFRM_UNUSED_00004000 0x00004000 /* for future extensions */
#define MY_STRXFRM_UNUSED_00008000 0x00008000 /* for future extensions */
#define MY_STRXFRM_REVERSE_LEVEL1 0x00010000 /* if reverse order for level1 */
#define MY_STRXFRM_REVERSE_LEVEL2 0x00020000 /* if reverse order for level2 */
#define MY_STRXFRM_REVERSE_LEVEL3 0x00040000 /* if reverse order for level3 */
#define MY_STRXFRM_REVERSE_LEVEL4 0x00080000 /* if reverse order for level4 */
#define MY_STRXFRM_REVERSE_LEVEL5 0x00100000 /* if reverse order for level5 */
#define MY_STRXFRM_REVERSE_LEVEL6 0x00200000 /* if reverse order for level6 */
#define MY_STRXFRM_REVERSE_SHIFT 16
typedef struct my_uni_idx_st
{
uint16 from;
uint16 to;
const uchar *tab;
} MY_UNI_IDX;
typedef struct
{
uint beg;
uint end;
uint mb_len;
} my_match_t;
struct charset_info_st;
typedef struct my_charset_loader_st
{
char error[128];
void *(*once_alloc)(size_t);
void *(*mem_malloc)(size_t);
void *(*mem_realloc)(void *, size_t);
void (*mem_free)(void *);
void (*reporter)(enum loglevel, const char *format, ...);
int (*add_collation)(struct charset_info_st *cs);
} MY_CHARSET_LOADER;
extern int (*my_string_stack_guard)(int);
/* See strings/CHARSET_INFO.txt for information about this structure */
typedef struct my_collation_handler_st
{
my_bool (*init)(struct charset_info_st *, MY_CHARSET_LOADER *);
/* Collation routines */
int (*strnncoll)(const struct charset_info_st *,
const uchar *, size_t, const uchar *, size_t, my_bool);
int (*strnncollsp)(const struct charset_info_st *,
const uchar *, size_t, const uchar *, size_t,
my_bool diff_if_only_endspace_difference);
size_t (*strnxfrm)(const struct charset_info_st *,
uchar *dst, size_t dstlen, uint nweights,
const uchar *src, size_t srclen, uint flags);
size_t (*strnxfrmlen)(const struct charset_info_st *, size_t);
my_bool (*like_range)(const struct charset_info_st *,
const char *s, size_t s_length,
pchar w_prefix, pchar w_one, pchar w_many,
size_t res_length,
char *min_str, char *max_str,
size_t *min_len, size_t *max_len);
int (*wildcmp)(const struct charset_info_st *,
const char *str,const char *str_end,
const char *wildstr,const char *wildend,
int escape,int w_one, int w_many);
int (*strcasecmp)(const struct charset_info_st *, const char *,
const char *);
uint (*instr)(const struct charset_info_st *,
const char *b, size_t b_length,
const char *s, size_t s_length,
my_match_t *match, uint nmatch);
/* Hash calculation */
void (*hash_sort)(const struct charset_info_st *cs, const uchar *key,
size_t len, ulong *nr1, ulong *nr2);
my_bool (*propagate)(const struct charset_info_st *cs, const uchar *str,
size_t len);
} MY_COLLATION_HANDLER;
extern MY_COLLATION_HANDLER my_collation_mb_bin_handler;
extern MY_COLLATION_HANDLER my_collation_8bit_bin_handler;
extern MY_COLLATION_HANDLER my_collation_8bit_simple_ci_handler;
extern MY_COLLATION_HANDLER my_collation_ucs2_uca_handler;
/* Some typedef to make it easy for C++ to make function pointers */
typedef int (*my_charset_conv_mb_wc)(const struct charset_info_st *,
my_wc_t *, const uchar *, const uchar *);
typedef int (*my_charset_conv_wc_mb)(const struct charset_info_st *, my_wc_t,
uchar *, uchar *);
typedef size_t (*my_charset_conv_case)(const struct charset_info_st *,
char *, size_t, char *, size_t);
/* See strings/CHARSET_INFO.txt about information on this structure */
typedef struct my_charset_handler_st
{
my_bool (*init)(struct charset_info_st *, MY_CHARSET_LOADER *loader);
/* Multibyte routines */
uint (*ismbchar)(const struct charset_info_st *, const char *,
const char *);
uint (*mbcharlen)(const struct charset_info_st *, uint c);
size_t (*numchars)(const struct charset_info_st *, const char *b,
const char *e);
size_t (*charpos)(const struct charset_info_st *, const char *b,
const char *e, size_t pos);
size_t (*well_formed_len)(const struct charset_info_st *,
const char *b,const char *e,
size_t nchars, int *error);
size_t (*lengthsp)(const struct charset_info_st *, const char *ptr,
size_t length);
size_t (*numcells)(const struct charset_info_st *, const char *b,
const char *e);
/* Unicode conversion */
my_charset_conv_mb_wc mb_wc;
my_charset_conv_wc_mb wc_mb;
/* CTYPE scanner */
int (*ctype)(const struct charset_info_st *cs, int *ctype,
const uchar *s, const uchar *e);
/* Functions for case and sort conversion */
size_t (*caseup_str)(const struct charset_info_st *, char *);
size_t (*casedn_str)(const struct charset_info_st *, char *);
my_charset_conv_case caseup;
my_charset_conv_case casedn;
/* Charset dependant snprintf() */
size_t (*snprintf)(const struct charset_info_st *, char *to, size_t n,
const char *fmt,
...) MY_ATTRIBUTE((format(printf, 4, 5)));
size_t (*long10_to_str)(const struct charset_info_st *, char *to, size_t n,
int radix, long int val);
size_t (*longlong10_to_str)(const struct charset_info_st *, char *to,
size_t n, int radix, longlong val);
void (*fill)(const struct charset_info_st *, char *to, size_t len,
int fill);
/* String-to-number conversion routines */
long (*strntol)(const struct charset_info_st *, const char *s,
size_t l, int base, char **e, int *err);
ulong (*strntoul)(const struct charset_info_st *, const char *s,
size_t l, int base, char **e, int *err);
longlong (*strntoll)(const struct charset_info_st *, const char *s,
size_t l, int base, char **e, int *err);
ulonglong (*strntoull)(const struct charset_info_st *, const char *s,
size_t l, int base, char **e, int *err);
double (*strntod)(const struct charset_info_st *, char *s,
size_t l, char **e, int *err);
longlong (*strtoll10)(const struct charset_info_st *cs,
const char *nptr, char **endptr, int *error);
ulonglong (*strntoull10rnd)(const struct charset_info_st *cs,
const char *str, size_t length,
int unsigned_fl,
char **endptr, int *error);
size_t (*scan)(const struct charset_info_st *, const char *b,
const char *e, int sq);
} MY_CHARSET_HANDLER;
extern MY_CHARSET_HANDLER my_charset_8bit_handler;
extern MY_CHARSET_HANDLER my_charset_ascii_handler;
extern MY_CHARSET_HANDLER my_charset_ucs2_handler;
/*
We define this CHARSET_INFO_DEFINED here to prevent a repeat of the
typedef in hash.c, which will cause a compiler error.
*/
#define CHARSET_INFO_DEFINED
/* See strings/CHARSET_INFO.txt about information on this structure */
typedef struct charset_info_st
{
uint number;
uint primary_number;
uint binary_number;
uint state;
const char *csname;
const char *name;
const char *comment;
const char *tailoring;
const uchar *ctype;
const uchar *to_lower;
const uchar *to_upper;
const uchar *sort_order;
MY_UCA_INFO *uca; /* This can be changed in apply_one_rule() */
const uint16 *tab_to_uni;
const MY_UNI_IDX *tab_from_uni;
const MY_UNICASE_INFO *caseinfo;
const struct lex_state_maps_st *state_maps; /* parser internal data */
const uchar *ident_map; /* parser internal data */
uint strxfrm_multiply;
uchar caseup_multiply;
uchar casedn_multiply;
uint mbminlen;
uint mbmaxlen;
uint mbmaxlenlen;
my_wc_t min_sort_char;
my_wc_t max_sort_char; /* For LIKE optimization */
uchar pad_char;
my_bool escape_with_backslash_is_dangerous;
uchar levels_for_compare;
uchar levels_for_order;
MY_CHARSET_HANDLER *cset;
MY_COLLATION_HANDLER *coll;
} CHARSET_INFO;
#define ILLEGAL_CHARSET_INFO_NUMBER (~0U)
extern MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_bin;
extern MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_latin1;
extern MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_filename;
extern CHARSET_INFO my_charset_big5_chinese_ci;
extern CHARSET_INFO my_charset_big5_bin;
extern CHARSET_INFO my_charset_cp932_japanese_ci;
extern CHARSET_INFO my_charset_cp932_bin;
extern CHARSET_INFO my_charset_cp1250_czech_ci;
extern CHARSET_INFO my_charset_eucjpms_japanese_ci;
extern CHARSET_INFO my_charset_eucjpms_bin;
extern CHARSET_INFO my_charset_euckr_korean_ci;
extern CHARSET_INFO my_charset_euckr_bin;
extern CHARSET_INFO my_charset_gb2312_chinese_ci;
extern CHARSET_INFO my_charset_gb2312_bin;
extern CHARSET_INFO my_charset_gbk_chinese_ci;
extern CHARSET_INFO my_charset_gbk_bin;
extern CHARSET_INFO my_charset_gb18030_chinese_ci;
extern CHARSET_INFO my_charset_gb18030_bin;
extern CHARSET_INFO my_charset_latin1_german2_ci;
extern CHARSET_INFO my_charset_latin1_bin;
extern CHARSET_INFO my_charset_latin2_czech_ci;
extern CHARSET_INFO my_charset_sjis_japanese_ci;
extern CHARSET_INFO my_charset_sjis_bin;
extern CHARSET_INFO my_charset_tis620_thai_ci;
extern CHARSET_INFO my_charset_tis620_bin;
extern CHARSET_INFO my_charset_ucs2_general_ci;
extern CHARSET_INFO my_charset_ucs2_bin;
extern CHARSET_INFO my_charset_ucs2_unicode_ci;
extern CHARSET_INFO my_charset_ucs2_general_mysql500_ci;
extern CHARSET_INFO my_charset_ujis_japanese_ci;
extern CHARSET_INFO my_charset_ujis_bin;
extern CHARSET_INFO my_charset_utf16_bin;
extern CHARSET_INFO my_charset_utf16_general_ci;
extern CHARSET_INFO my_charset_utf16_unicode_ci;
extern CHARSET_INFO my_charset_utf16le_bin;
extern CHARSET_INFO my_charset_utf16le_general_ci;
extern CHARSET_INFO my_charset_utf32_bin;
extern CHARSET_INFO my_charset_utf32_general_ci;
extern CHARSET_INFO my_charset_utf32_unicode_ci;
extern MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_utf8_general_ci;
extern CHARSET_INFO my_charset_utf8_tolower_ci;
extern CHARSET_INFO my_charset_utf8_unicode_ci;
extern CHARSET_INFO my_charset_utf8_bin;
extern CHARSET_INFO my_charset_utf8_general_mysql500_ci;
extern CHARSET_INFO my_charset_utf8mb4_bin;
extern MYSQL_PLUGIN_IMPORT CHARSET_INFO my_charset_utf8mb4_general_ci;
extern CHARSET_INFO my_charset_utf8mb4_unicode_ci;
#define MY_UTF8MB3 "utf8"
#define MY_UTF8MB4 "utf8mb4"
/* declarations for simple charsets */
extern size_t my_strnxfrm_simple(const CHARSET_INFO *,
uchar *dst, size_t dstlen, uint nweights,
const uchar *src, size_t srclen, uint flags);
size_t my_strnxfrmlen_simple(const CHARSET_INFO *, size_t);
extern int my_strnncoll_simple(const CHARSET_INFO *, const uchar *, size_t,
const uchar *, size_t, my_bool);
extern int my_strnncollsp_simple(const CHARSET_INFO *, const uchar *, size_t,
const uchar *, size_t,
my_bool diff_if_only_endspace_difference);
extern void my_hash_sort_simple(const CHARSET_INFO *cs,
const uchar *key, size_t len,
ulong *nr1, ulong *nr2);
extern size_t my_lengthsp_8bit(const CHARSET_INFO *cs, const char *ptr,
size_t length);
extern uint my_instr_simple(const struct charset_info_st *,
const char *b, size_t b_length,
const char *s, size_t s_length,
my_match_t *match, uint nmatch);
/* Functions for 8bit */
extern size_t my_caseup_str_8bit(const CHARSET_INFO *, char *);
extern size_t my_casedn_str_8bit(const CHARSET_INFO *, char *);
extern size_t my_caseup_8bit(const CHARSET_INFO *, char *src, size_t srclen,
char *dst, size_t dstlen);
extern size_t my_casedn_8bit(const CHARSET_INFO *, char *src, size_t srclen,
char *dst, size_t dstlen);
extern int my_strcasecmp_8bit(const CHARSET_INFO * cs, const char *,
const char *);
int my_mb_wc_8bit(const CHARSET_INFO *cs,my_wc_t *wc, const uchar *s,
const uchar *e);
int my_wc_mb_8bit(const CHARSET_INFO *cs,my_wc_t wc, uchar *s, uchar *e);
int my_mb_ctype_8bit(const CHARSET_INFO *,int *, const uchar *,const uchar *);
int my_mb_ctype_mb(const CHARSET_INFO *,int *, const uchar *,const uchar *);
size_t my_scan_8bit(const CHARSET_INFO *cs, const char *b, const char *e,
int sq);
size_t my_snprintf_8bit(const struct charset_info_st *, char *to, size_t n,
const char *fmt, ...)
MY_ATTRIBUTE((format(printf, 4, 5)));
long my_strntol_8bit(const CHARSET_INFO *, const char *s, size_t l,
int base, char **e, int *err);
ulong my_strntoul_8bit(const CHARSET_INFO *, const char *s, size_t l,
int base, char **e, int *err);
longlong my_strntoll_8bit(const CHARSET_INFO *, const char *s, size_t l,
int base, char **e, int *err);
ulonglong my_strntoull_8bit(const CHARSET_INFO *, const char *s, size_t l,
int base, char **e, int *err);
double my_strntod_8bit(const CHARSET_INFO *, char *s, size_t l, char **e,
int *err);
size_t my_long10_to_str_8bit(const CHARSET_INFO *, char *to, size_t l,
int radix, long int val);
size_t my_longlong10_to_str_8bit(const CHARSET_INFO *, char *to, size_t l,
int radix, longlong val);
longlong my_strtoll10_8bit(const CHARSET_INFO *cs,
const char *nptr, char **endptr, int *error);
longlong my_strtoll10_ucs2(const CHARSET_INFO *cs,
const char *nptr, char **endptr, int *error);
ulonglong my_strntoull10rnd_8bit(const CHARSET_INFO *cs,
const char *str, size_t length, int
unsigned_fl, char **endptr, int *error);
ulonglong my_strntoull10rnd_ucs2(const CHARSET_INFO *cs,
const char *str, size_t length,
int unsigned_fl, char **endptr, int *error);
void my_fill_8bit(const CHARSET_INFO *cs, char* to, size_t l, int fill);
/* For 8-bit character set */
my_bool my_like_range_simple(const CHARSET_INFO *cs,
const char *ptr, size_t ptr_length,
pbool escape, pbool w_one, pbool w_many,
size_t res_length,
char *min_str, char *max_str,
size_t *min_length, size_t *max_length);
/* For ASCII-based multi-byte character sets with mbminlen=1 */
my_bool my_like_range_mb(const CHARSET_INFO *cs,
const char *ptr, size_t ptr_length,
pbool escape, pbool w_one, pbool w_many,
size_t res_length,
char *min_str, char *max_str,
size_t *min_length, size_t *max_length);
/* For other character sets, with arbitrary mbminlen and mbmaxlen numbers */
my_bool my_like_range_generic(const CHARSET_INFO *cs,
const char *ptr, size_t ptr_length,
pbool escape, pbool w_one, pbool w_many,
size_t res_length,
char *min_str, char *max_str,
size_t *min_length, size_t *max_length);
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);
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);
size_t my_numchars_8bit(const CHARSET_INFO *, const char *b, const char *e);
size_t my_numcells_8bit(const CHARSET_INFO *, const char *b, const char *e);
size_t my_charpos_8bit(const CHARSET_INFO *, const char *b, const char *e,
size_t pos);
size_t my_well_formed_len_8bit(const CHARSET_INFO *, const char *b,
const char *e, size_t pos, int *error);
uint my_mbcharlen_8bit(const CHARSET_INFO *, uint c);
/* Functions for multibyte charsets */
extern size_t my_caseup_str_mb(const CHARSET_INFO *, char *);
extern size_t my_casedn_str_mb(const CHARSET_INFO *, char *);
extern size_t my_caseup_mb(const CHARSET_INFO *, char *src, size_t srclen,
char *dst, size_t dstlen);
extern size_t my_casedn_mb(const CHARSET_INFO *, char *src, size_t srclen,
char *dst, size_t dstlen);
extern size_t my_caseup_mb_varlen(const CHARSET_INFO *, char *src,
size_t srclen, char *dst, size_t dstlen);
extern size_t my_casedn_mb_varlen(const CHARSET_INFO *, char *src,
size_t srclen, char *dst, size_t dstlen);
extern size_t my_caseup_ujis(const CHARSET_INFO *, char *src, size_t srclen,
char *dst, size_t dstlen);
extern size_t my_casedn_ujis(const CHARSET_INFO *, char *src, size_t srclen,
char *dst, size_t dstlen);
extern int my_strcasecmp_mb(const CHARSET_INFO * cs,const char *,
const char *);
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);
size_t my_numchars_mb(const CHARSET_INFO *, const char *b, const char *e);
size_t my_numcells_mb(const CHARSET_INFO *, const char *b, const char *e);
size_t my_charpos_mb(const CHARSET_INFO *, const char *b, const char *e,
size_t pos);
size_t my_well_formed_len_mb(const CHARSET_INFO *, const char *b,
const char *e, size_t pos, int *error);
uint my_instr_mb(const struct charset_info_st *,
const char *b, size_t b_length,
const char *s, size_t s_length,
my_match_t *match, uint nmatch);
int my_strnncoll_mb_bin(const CHARSET_INFO * cs,
const uchar *s, size_t slen,
const uchar *t, size_t tlen,
my_bool t_is_prefix);
int my_strnncollsp_mb_bin(const CHARSET_INFO *cs,
const uchar *a, size_t a_length,
const uchar *b, size_t b_length,
my_bool diff_if_only_endspace_difference);
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);
int my_strcasecmp_mb_bin(const CHARSET_INFO * cs MY_ATTRIBUTE((unused)),
const char *s, const char *t);
void my_hash_sort_mb_bin(const CHARSET_INFO *cs MY_ATTRIBUTE((unused)),
const uchar *key, size_t len,ulong *nr1, ulong *nr2);
size_t my_strnxfrm_mb(const CHARSET_INFO *,
uchar *dst, size_t dstlen, uint nweights,
const uchar *src, size_t srclen, uint flags);
size_t my_strnxfrm_unicode(const CHARSET_INFO *,
uchar *dst, size_t dstlen, uint nweights,
const uchar *src, size_t srclen, uint flags);
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);
size_t my_strnxfrmlen_unicode_full_bin(const CHARSET_INFO *, size_t);
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);
extern my_bool my_parse_charset_xml(MY_CHARSET_LOADER *loader,
const char *buf, size_t buflen);
extern char *my_strchr(const CHARSET_INFO *cs, const char *str,
const char *end, pchar c);
extern size_t my_strcspn(const CHARSET_INFO *cs, const char *str,
const char *end, const char *reject,
size_t reject_length);
my_bool my_propagate_simple(const CHARSET_INFO *cs, const uchar *str,
size_t len);
my_bool my_propagate_complex(const CHARSET_INFO *cs, const uchar *str,
size_t len);
uint my_string_repertoire(const CHARSET_INFO *cs, const char *str, size_t len);
my_bool my_charset_is_ascii_based(const CHARSET_INFO *cs);
my_bool my_charset_is_8bit_pure_ascii(const CHARSET_INFO *cs);
uint my_charset_repertoire(const CHARSET_INFO *cs);
uint my_strxfrm_flag_normalize(uint flags, uint nlevels);
void my_strxfrm_desc_and_reverse(uchar *str, uchar *strend,
uint flags, uint level);
size_t my_strxfrm_pad_desc_and_reverse(const CHARSET_INFO *cs,
uchar *str, uchar *frmend, uchar *strend,
uint nweights, uint flags, uint level);
my_bool my_charset_is_ascii_compatible(const CHARSET_INFO *cs);
const MY_CONTRACTIONS *my_charset_get_contractions(const CHARSET_INFO *cs,
int level);
extern size_t my_vsnprintf_ex(const CHARSET_INFO *cs, char *to, size_t n,
const char* fmt, va_list ap);
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);
uint my_mbcharlen_ptr(const CHARSET_INFO *cs, const char *s, const char *e);
#define _MY_U 01 /* Upper case */
#define _MY_L 02 /* Lower case */
#define _MY_NMR 04 /* Numeral (digit) */
#define _MY_SPC 010 /* Spacing character */
#define _MY_PNT 020 /* Punctuation */
#define _MY_CTR 040 /* Control character */
#define _MY_B 0100 /* Blank */
#define _MY_X 0200 /* heXadecimal digit */
#define my_isascii(c) (!((c) & ~0177))
#define my_toascii(c) ((c) & 0177)
#define my_tocntrl(c) ((c) & 31)
#define my_toprint(c) ((c) | 64)
#define my_toupper(s,c) (char) ((s)->to_upper[(uchar) (c)])
#define my_tolower(s,c) (char) ((s)->to_lower[(uchar) (c)])
#define my_isalpha(s, c) (((s)->ctype+1)[(uchar) (c)] & (_MY_U | _MY_L))
#define my_isupper(s, c) (((s)->ctype+1)[(uchar) (c)] & _MY_U)
#define my_islower(s, c) (((s)->ctype+1)[(uchar) (c)] & _MY_L)
#define my_isdigit(s, c) (((s)->ctype+1)[(uchar) (c)] & _MY_NMR)
#define my_isxdigit(s, c) (((s)->ctype+1)[(uchar) (c)] & _MY_X)
#define my_isalnum(s, c) (((s)->ctype+1)[(uchar) (c)] & (_MY_U | _MY_L | _MY_NMR))
#define my_isspace(s, c) (((s)->ctype+1)[(uchar) (c)] & _MY_SPC)
#define my_ispunct(s, c) (((s)->ctype+1)[(uchar) (c)] & _MY_PNT)
#define my_isprint(s, c) (((s)->ctype+1)[(uchar) (c)] & (_MY_PNT | _MY_U | _MY_L | _MY_NMR | _MY_B))
#define my_isgraph(s, c) (((s)->ctype+1)[(uchar) (c)] & (_MY_PNT | _MY_U | _MY_L | _MY_NMR))
#define my_iscntrl(s, c) (((s)->ctype+1)[(uchar) (c)] & _MY_CTR)
/* Some macros that should be cleaned up a little */
#define my_isvar(s,c) (my_isalnum(s,c) || (c) == '_')
#define my_isvar_start(s,c) (my_isalpha(s,c) || (c) == '_')
#define my_binary_compare(s) ((s)->state & MY_CS_BINSORT)
#define use_strnxfrm(s) ((s)->state & MY_CS_STRNXFRM)
#define my_strnxfrm(cs, d, dl, s, sl) \
((cs)->coll->strnxfrm((cs), (d), (dl), (dl), (s), (sl), MY_STRXFRM_PAD_WITH_SPACE))
#define my_strnncoll(s, a, b, c, d) ((s)->coll->strnncoll((s), (a), (b), (c), (d), 0))
#define my_like_range(s, a, b, c, d, e, f, g, h, i, j) \
((s)->coll->like_range((s), (a), (b), (c), (d), (e), (f), (g), (h), (i), (j)))
#define my_wildcmp(cs,s,se,w,we,e,o,m) ((cs)->coll->wildcmp((cs),(s),(se),(w),(we),(e),(o),(m)))
#define my_strcasecmp(s, a, b) ((s)->coll->strcasecmp((s), (a), (b)))
#define my_charpos(cs, b, e, num) (cs)->cset->charpos((cs), (const char*) (b), (const char *)(e), (num))
#define use_mb(s) ((s)->cset->ismbchar != NULL)
#define my_ismbchar(s, a, b) ((s)->cset->ismbchar((s), (a), (b)))
#define my_mbcharlen(s, a) ((s)->cset->mbcharlen((s),(a)))
/**
Get the length of gb18030 code by the given two leading bytes
@param[in] s charset_info
@param[in] a first byte of gb18030 code
@param[in] b second byte of gb18030 code
@return the length of gb18030 code starting with given two bytes,
the length would be 2 or 4 for valid gb18030 code,
or 0 for invalid gb18030 code
*/
#define my_mbcharlen_2(s, a, b) ((s)->cset->mbcharlen((s),((((a) & 0xFF) << 8) + ((b) & 0xFF))))
/**
Get the maximum length of leading bytes needed to determine the length of a
multi-byte gb18030 code
@param[in] s charset_info
@return number of leading bytes we need, would be 2 for gb18030
and 1 for all other charsets
*/
#define my_mbmaxlenlen(s) ((s)->mbmaxlenlen)
/**
Judge if the given byte is a possible leading byte for a charset.
For gb18030 whose mbmaxlenlen is 2, we can't determine the length of
a multi-byte character by looking at the first byte only
@param[in] s charset_info
@param[in] i possible leading byte
@return true if it is, otherwise false
*/
#define my_ismb1st(s, i) \
(my_mbcharlen((s), (i)) > 1 || \
(my_mbmaxlenlen((s)) == 2 && my_mbcharlen((s), (i)) == 0))
#define my_caseup_str(s, a) ((s)->cset->caseup_str((s), (a)))
#define my_casedn_str(s, a) ((s)->cset->casedn_str((s), (a)))
#define my_strntol(s, a, b, c, d, e) ((s)->cset->strntol((s),(a),(b),(c),(d),(e)))
#define my_strntoul(s, a, b, c, d, e) ((s)->cset->strntoul((s),(a),(b),(c),(d),(e)))
#define my_strntoll(s, a, b, c, d, e) ((s)->cset->strntoll((s),(a),(b),(c),(d),(e)))
#define my_strntoull(s, a, b, c,d, e) ((s)->cset->strntoull((s),(a),(b),(c),(d),(e)))
#define my_strntod(s, a, b, c, d) ((s)->cset->strntod((s),(a),(b),(c),(d)))
#ifdef __cplusplus
}
#endif
#endif /* _m_ctype_h */
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