/* 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 */