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MySQL 5.1: mysql/src/5.1-dbg/libmysql/ctype-latin1.c File Reference

mysql/src/5.1-dbg/libmysql/ctype-latin1.c File Reference

#include <my_global.h>
#include "m_string.h"
#include "m_ctype.h"

Include dependency graph for ctype-latin1.c:

Go to the source code of this file.


Functions

static int my_mb_wc_latin1 (CHARSET_INFO *cs __attribute__((unused)), my_wc_t *wc, const unsigned char *str, const unsigned char *end __attribute__((unused)))
static int my_wc_mb_latin1 (CHARSET_INFO *cs __attribute__((unused)), my_wc_t wc, unsigned char *str, unsigned char *end __attribute__((unused)))
static int my_strnncoll_latin1_de (CHARSET_INFO *cs __attribute__((unused)), const uchar *a, uint a_length, const uchar *b, uint b_length, my_bool b_is_prefix)
static int my_strnncollsp_latin1_de (CHARSET_INFO *cs __attribute__((unused)), const uchar *a, uint a_length, const uchar *b, uint b_length, my_bool diff_if_only_endspace_difference)
static int my_strnxfrm_latin1_de (CHARSET_INFO *cs __attribute__((unused)), uchar *dest, uint len, const uchar *src, uint srclen)
void my_hash_sort_latin1_de (CHARSET_INFO *cs __attribute__((unused)), const uchar *key, uint len, ulong *nr1, ulong *nr2)

Variables

static uchar ctype_latin1 []
static uchar to_lower_latin1 []
static uchar to_upper_latin1 []
static uchar sort_order_latin1 []
unsigned short cs_to_uni [256]
unsigned char pl00 [256]
unsigned char pl01 [256]
unsigned char pl02 [256]
unsigned char pl20 [256]
unsigned char pl21 [256]
unsigned char * uni_to_cs [256]
static MY_CHARSET_HANDLER my_charset_handler
CHARSET_INFO my_charset_latin1
static uchar sort_order_latin1_de []
uchar combo1map []
uchar combo2map []
static MY_COLLATION_HANDLER my_collation_german2_ci_handler
CHARSET_INFO my_charset_latin1_german2_ci
CHARSET_INFO my_charset_latin1_bin

Function Documentation

void my_hash_sort_latin1_de ( CHARSET_INFO *cs   __attribute__((unused)),
const uchar *  key,
uint  len,
ulong *  nr1,
ulong *  nr2 
)

Definition at line 677 of file ctype-latin1.c.

00680 {
00681   const uchar *end= key+len;
00682   /*
00683     Remove end space. We have to do this to be able to compare
00684     'AE' and 'Ä' as identical
00685   */
00686   while (end > key && end[-1] == ' ')
00687     end--;
00688 
00689   for (; key < end ; key++)
00690   {
00691     uint X= (uint) combo1map[(uint) *key];
00692     nr1[0]^=(ulong) ((((uint) nr1[0] & 63)+nr2[0]) * X) + (nr1[0] << 8);
00693     nr2[0]+=3;
00694     if ((X= combo2map[*key]))
00695     {
00696       nr1[0]^=(ulong) ((((uint) nr1[0] & 63)+nr2[0]) * X) + (nr1[0] << 8);
00697       nr2[0]+=3;
00698     }
00699   }
00700 }

static int my_mb_wc_latin1 ( CHARSET_INFO *cs   __attribute__((unused)),
my_wc_t *  wc,
const unsigned char *  str,
const unsigned char *end   __attribute__((unused)) 
) [static]

Definition at line 360 of file ctype-latin1.c.

References cs_to_uni, and MY_CS_TOOSMALL.

00364 {
00365   if (str >= end)
00366     return MY_CS_TOOSMALL;
00367   
00368   *wc=cs_to_uni[*str];
00369   return (!wc[0] && str[0]) ? -1 : 1;
00370 }

static int my_strnncoll_latin1_de ( CHARSET_INFO *cs   __attribute__((unused)),
const uchar *  a,
uint  a_length,
const uchar *  b,
uint  b_length,
my_bool  b_is_prefix 
) [static]

Definition at line 545 of file ctype-latin1.c.

00549 {
00550   const uchar *a_end= a + a_length;
00551   const uchar *b_end= b + b_length;
00552   uchar a_char, a_extend= 0, b_char, b_extend= 0;
00553 
00554   while ((a < a_end || a_extend) && (b < b_end || b_extend))
00555   {
00556     if (a_extend)
00557     {
00558       a_char=a_extend; a_extend=0;
00559     }
00560     else
00561     {
00562       a_extend=combo2map[*a];
00563       a_char=combo1map[*a++];
00564     }
00565     if (b_extend)
00566     {
00567       b_char=b_extend; b_extend=0;
00568     }
00569     else
00570     {
00571       b_extend=combo2map[*b];
00572       b_char=combo1map[*b++];
00573     }
00574     if (a_char != b_char)
00575       return (int) a_char - (int) b_char;
00576   }
00577   /*
00578     A simple test of string lengths won't work -- we test to see
00579     which string ran out first
00580   */
00581   return ((a < a_end || a_extend) ? (b_is_prefix ? 0 : 1) :
00582           (b < b_end || b_extend) ? -1 : 0);
00583 }

static int my_strnncollsp_latin1_de ( CHARSET_INFO *cs   __attribute__((unused)),
const uchar *  a,
uint  a_length,
const uchar *  b,
uint  b_length,
my_bool  diff_if_only_endspace_difference 
) [static]

Definition at line 586 of file ctype-latin1.c.

References mySTL::swap().

00590 {
00591   const uchar *a_end= a + a_length, *b_end= b + b_length;
00592   uchar a_char, a_extend= 0, b_char, b_extend= 0;
00593   int res;
00594 
00595 #ifndef VARCHAR_WITH_DIFF_ENDSPACE_ARE_DIFFERENT_FOR_UNIQUE
00596   diff_if_only_endspace_difference= 0;
00597 #endif
00598 
00599   while ((a < a_end || a_extend) && (b < b_end || b_extend))
00600   {
00601     if (a_extend)
00602     {
00603       a_char=a_extend;
00604       a_extend= 0;
00605     }
00606     else
00607     {
00608       a_extend= combo2map[*a];
00609       a_char=   combo1map[*a++];
00610     }
00611     if (b_extend)
00612     {
00613       b_char= b_extend;
00614       b_extend= 0;
00615     }
00616     else
00617     {
00618       b_extend= combo2map[*b];
00619       b_char=   combo1map[*b++];
00620     }
00621     if (a_char != b_char)
00622       return (int) a_char - (int) b_char;
00623   }
00624   /* Check if double character last */
00625   if (a_extend)
00626     return 1;
00627   if (b_extend)
00628     return -1;
00629 
00630   res= 0;
00631   if (a != a_end || b != b_end)
00632   {
00633     int swap= 1;
00634     if (diff_if_only_endspace_difference)
00635       res= 1;                                   /* Assume 'a' is bigger */
00636     /*
00637       Check the next not space character of the longer key. If it's < ' ',
00638       then it's smaller than the other key.
00639     */
00640     if (a == a_end)
00641     {
00642       /* put shorter key in a */
00643       a_end= b_end;
00644       a= b;
00645       swap= -1;                                 /* swap sign of result */
00646       res= -res;
00647     }
00648     for ( ; a < a_end ; a++)
00649     {
00650       if (*a != ' ')
00651         return (*a < ' ') ? -swap : swap;
00652     }
00653   }
00654   return res;
00655 }

Here is the call graph for this function:

static int my_strnxfrm_latin1_de ( CHARSET_INFO *cs   __attribute__((unused)),
uchar *  dest,
uint  len,
const uchar *  src,
uint  srclen 
) [static]

Definition at line 658 of file ctype-latin1.c.

References bfill.

00661 {
00662   const uchar *de = dest + len;
00663   const uchar *se = src + srclen;
00664   for ( ; src < se && dest < de ; src++)
00665   {
00666     uchar chr=combo1map[*src];
00667     *dest++=chr;
00668     if ((chr=combo2map[*src]) && dest < de)
00669       *dest++=chr;
00670   }
00671   if (dest < de)
00672     bfill(dest, de - dest, ' ');
00673   return (int) len;
00674 }

static int my_wc_mb_latin1 ( CHARSET_INFO *cs   __attribute__((unused)),
my_wc_t  wc,
unsigned char *  str,
unsigned char *end   __attribute__((unused)) 
) [static]

Definition at line 373 of file ctype-latin1.c.

References MY_CS_ILUNI, MY_CS_TOOSMALL, and uni_to_cs.

00377 {
00378   unsigned char *pl;
00379   
00380   if (str >= end)
00381     return MY_CS_TOOSMALL;
00382   
00383   pl= uni_to_cs[(wc>>8) & 0xFF];
00384   str[0]= pl ? pl[wc & 0xFF] : '\0';
00385   return (!str[0] && wc) ? MY_CS_ILUNI : 1;
00386 }

Variable Documentation

uchar combo1map[]

Initial value:

{
    0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
   16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
   32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
   48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
   64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
   80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95,
   96, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
   80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90,123,124,125,126,127,
  128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
  144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,
  160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,
  176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,
   65, 65, 65, 65, 65, 65, 92, 67, 69, 69, 69, 69, 73, 73, 73, 73,
   68, 78, 79, 79, 79, 79, 79,215,216, 85, 85, 85, 85, 89,222, 83,
   65, 65, 65, 65, 65, 65, 92, 67, 69, 69, 69, 69, 73, 73, 73, 73,
   68, 78, 79, 79, 79, 79, 79,247,216, 85, 85, 85, 85, 89,222, 89
}

Definition at line 498 of file ctype-latin1.c.

uchar combo2map[]

Initial value:

{
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,69, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0,69, 0, 0, 0, 0, 0,69, 0, 0,83, 0, 0, 0, 0,69, 0, 0, 0, 0, 0,
  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,69, 0, 0, 0, 0, 0,69, 0, 0, 0, 0
}

Definition at line 517 of file ctype-latin1.c.

unsigned short cs_to_uni[256]

Definition at line 120 of file ctype-latin1.c.

Referenced by my_mb_wc_latin1().

uchar ctype_latin1[] [static]

Initial value:

 {
    0,
   32, 32, 32, 32, 32, 32, 32, 32, 32, 40, 40, 40, 40, 40, 32, 32,
   32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32,
   72, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
  132,132,132,132,132,132,132,132,132,132, 16, 16, 16, 16, 16, 16,
   16,129,129,129,129,129,129,  1,  1,  1,  1,  1,  1,  1,  1,  1,
    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1, 16, 16, 16, 16, 16,
   16,130,130,130,130,130,130,  2,  2,  2,  2,  2,  2,  2,  2,  2,
    2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2, 16, 16, 16, 16, 32,
   16,  0, 16,  2, 16, 16, 16, 16, 16, 16,  1, 16,  1,  0,  1,  0,
    0, 16, 16, 16, 16, 16, 16, 16, 16, 16,  2, 16,  2,  0,  2,  1,
   72, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
   16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
    1,  1,  1,  1,  1,  1,  1, 16,  1,  1,  1,  1,  1,  1,  1,  2,
    2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,  2,
    2,  2,  2,  2,  2,  2,  2, 16,  2,  2,  2,  2,  2,  2,  2,  2
}

Definition at line 21 of file ctype-latin1.c.

MY_CHARSET_HANDLER my_charset_handler [static]

Initial value:

{
    NULL,                       
    NULL,
    my_mbcharlen_8bit,
    my_numchars_8bit,
    my_charpos_8bit,
    my_well_formed_len_8bit,
    my_lengthsp_8bit,
    my_numcells_8bit,
    my_mb_wc_latin1,
    my_wc_mb_latin1,
    my_mb_ctype_8bit,
    my_caseup_str_8bit,
    my_casedn_str_8bit,
    my_caseup_8bit,
    my_casedn_8bit,
    my_snprintf_8bit,
    my_long10_to_str_8bit,
    my_longlong10_to_str_8bit,
    my_fill_8bit,
    my_strntol_8bit,
    my_strntoul_8bit,
    my_strntoll_8bit,
    my_strntoull_8bit,
    my_strntod_8bit,
    my_strtoll10_8bit,
    my_scan_8bit
}

Definition at line 388 of file ctype-latin1.c.

CHARSET_INFO my_charset_latin1

Definition at line 419 of file ctype-latin1.c.

CHARSET_INFO my_charset_latin1_bin

Definition at line 752 of file ctype-latin1.c.

CHARSET_INFO my_charset_latin1_german2_ci

Definition at line 719 of file ctype-latin1.c.

MY_COLLATION_HANDLER my_collation_german2_ci_handler [static]

Initial value:

{
  NULL,                 
  my_strnncoll_latin1_de,
  my_strnncollsp_latin1_de,
  my_strnxfrm_latin1_de,
  my_strnxfrmlen_simple,
  my_like_range_simple,
  my_wildcmp_8bit,
  my_strcasecmp_8bit,
  my_instr_simple,
  my_hash_sort_latin1_de,
  my_propagate_complex
}

Definition at line 703 of file ctype-latin1.c.

unsigned char pl00[256]

Definition at line 154 of file ctype-latin1.c.

unsigned char pl01[256]

Definition at line 188 of file ctype-latin1.c.

unsigned char pl02[256]

Definition at line 222 of file ctype-latin1.c.

unsigned char pl20[256]

Definition at line 256 of file ctype-latin1.c.

unsigned char pl21[256]

Definition at line 290 of file ctype-latin1.c.

uchar sort_order_latin1[] [static]

Initial value:

 {
    0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
   16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
   32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
   48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
   64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
   80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95,
   96, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
   80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90,123,124,125,126,127,
  128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
  144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,
  160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,
  176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,
   65, 65, 65, 65, 92, 91, 92, 67, 69, 69, 69, 69, 73, 73, 73, 73,
   68, 78, 79, 79, 79, 79, 93,215,216, 85, 85, 85, 89, 89,222,223,
   65, 65, 65, 65, 92, 91, 92, 67, 69, 69, 69, 69, 73, 73, 73, 73,
   68, 78, 79, 79, 79, 79, 93,247,216, 85, 85, 85, 89, 89,222,255
}

Definition at line 79 of file ctype-latin1.c.

uchar sort_order_latin1_de[] [static]

Initial value:

 {
    0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
   16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
   32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
   48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
   64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
   80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95,
   96, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
   80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90,123,124,125,126,127,
  128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
  144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,
  160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,
  176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,
   65, 65, 65, 65,196, 65, 92, 67, 69, 69, 69, 69, 73, 73, 73, 73,
   68, 78, 79, 79, 79, 79,214,215,216, 85, 85, 85,220, 89,222,223,
   65, 65, 65, 65,196, 65, 92, 67, 69, 69, 69, 69, 73, 73, 73, 73,
   68, 78, 79, 79, 79, 79,214,247,216, 85, 85, 85,220, 89,222, 89
}

Definition at line 474 of file ctype-latin1.c.

uchar to_lower_latin1[] [static]

Initial value:

 {
    0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
   16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
   32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
   48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
   64, 97, 98, 99,100,101,102,103,104,105,106,107,108,109,110,111,
  112,113,114,115,116,117,118,119,120,121,122, 91, 92, 93, 94, 95,
   96, 97, 98, 99,100,101,102,103,104,105,106,107,108,109,110,111,
  112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
  128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
  144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,
  160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,
  176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,
  224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,
  240,241,242,243,244,245,246,215,248,249,250,251,252,253,254,223,
  224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,
  240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255
}

Definition at line 41 of file ctype-latin1.c.

uchar to_upper_latin1[] [static]

Initial value:

 {
    0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15,
   16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
   32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
   48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
   64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
   80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95,
   96, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
   80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90,123,124,125,126,127,
  128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
  144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,
  160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,
  176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,
  192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,
  208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,
  192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,
  208,209,210,211,212,213,214,247,216,217,218,219,220,221,222,255
}

Definition at line 60 of file ctype-latin1.c.

unsigned char* uni_to_cs[256]

Definition at line 324 of file ctype-latin1.c.

Referenced by my_wc_mb_latin1().

Generated on Sat Sep 9 01:53:10 2006 for MySQL 5.1 by  doxygen 1.4.7