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charset<->unicode conversion tables and routines

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some warnings fixes
This commit is contained in:
bar@gw.udmsearch.izhnet.ru
2002-03-29 16:06:06 +04:00
parent d17fd20201
commit 0300bac68a
14 changed files with 1371 additions and 342 deletions
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30
include/m_ctype.h
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@@ -42,7 +42,11 @@ typedef struct unicase_info_st {
#define MY_CS_TOOSMALL -1
#define MY_CS_TOOFEW(n) (-1-(n))
typedef struct my_uni_idx_st {
uint16 from;
uint16 to;
uchar *tab;
} MY_UNI_IDX;
typedef struct charset_info_st
@@ -53,7 +57,10 @@ typedef struct charset_info_st
uchar *to_lower;
uchar *to_upper;
uchar *sort_order;
uint16 *tab_to_uni;
MY_UNI_IDX *tab_from_uni;
/* Collation routines */
uint strxfrm_multiply;
int (*strnncoll)(struct charset_info_st *,
const uchar *, uint, const uchar *, uint);
@@ -62,12 +69,19 @@ typedef struct charset_info_st
my_bool (*like_range)(struct charset_info_st *,
const char *, uint, pchar, uint,
char *, char *, uint *, uint *);
/* Multibyte routines */
uint mbmaxlen;
int (*ismbchar)(struct charset_info_st *, const char *, const char *);
my_bool (*ismbhead)(struct charset_info_st *, uint);
int (*mbcharlen)(struct charset_info_st *, uint);
/* Unicode convertion */
int (*mb_wc)(struct charset_info_st *cs,my_wc_t *wc,
const unsigned char *s,const unsigned char *e);
int (*wc_mb)(struct charset_info_st *cs,my_wc_t wc,
unsigned char *s,unsigned char *e);
/* Functions for case convertion */
void (*caseup_str)(struct charset_info_st *, char *);
void (*casedn_str)(struct charset_info_st *, char *);
@@ -106,6 +120,12 @@ extern void my_casedn_8bit(CHARSET_INFO *, char *, uint);
extern int my_strcasecmp_8bit(CHARSET_INFO * cs, const char *, const char *);
extern int my_strncasecmp_8bit(CHARSET_INFO * cs, const char *, const char *, uint);
int my_mb_wc_8bit(CHARSET_INFO *cs,my_wc_t *wc,
const unsigned char *s,const unsigned char *e);
int my_wc_mb_8bit(CHARSET_INFO *cs,my_wc_t wc,
unsigned char *s, unsigned char *e);
#ifdef USE_MB
/* Functions for multibyte charsets */
extern void my_caseup_str_mb(CHARSET_INFO *, char *);
@@ -229,7 +249,7 @@ int my_strcasecmp_utf8(CHARSET_INFO *cs, const char *s, const char *t);
int my_strncasecmp_utf8(CHARSET_INFO *cs, const char *s,const char *t,uint l);
int my_utf8_uni (CHARSET_INFO *cs, my_wc_t *p, const uchar *s, const uchar *e);
int my_uni_utf8 (CHARSET_INFO *cs, my_wc_t pwc , uchar *b, uchar *e);
int my_uni_utf8 (CHARSET_INFO *cs, my_wc_t wc, uchar *b, uchar *e);
#endif
#define _U 01 /* Upper case */