Sweden-Number/dlls/msvcrt/mbcs.c

2739 lines
68 KiB
C

/*
* msvcrt.dll mbcs functions
*
* Copyright 1999 Alexandre Julliard
* Copyright 2000 Jon Griffths
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*
* FIXME
* Not currently binary compatible with win32. MSVCRT_mbctype must be
* populated correctly and the ismb* functions should reference it.
*/
#include <stdio.h>
#include <limits.h>
#include "msvcrt.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(msvcrt);
unsigned char MSVCRT_mbctype[257] = { 0 };
/* It seems that the data about valid trail bytes is not available from kernel32
* so we have to store is here. The format is the same as for lead bytes in CPINFO */
struct cp_extra_info_t
{
int cp;
BYTE TrailBytes[MAX_LEADBYTES];
};
static struct cp_extra_info_t g_cpextrainfo[] =
{
{932, {0x40, 0x7e, 0x80, 0xfc, 0, 0}},
{936, {0x40, 0xfe, 0, 0}},
{949, {0x41, 0xfe, 0, 0}},
{950, {0x40, 0x7e, 0xa1, 0xfe, 0, 0}},
{1361, {0x31, 0x7e, 0x81, 0xfe, 0, 0}},
{20932, {1, 255, 0, 0}}, /* seems to give different results on different systems */
{0, {1, 255, 0, 0}} /* match all with FIXME */
};
/* Maps cp932 single byte character to multi byte character */
static const unsigned char mbbtombc_932[] = {
0x40,0x49,0x68,0x94,0x90,0x93,0x95,0x66,0x69,0x6a,0x96,0x7b,0x43,0x7c,0x44,0x5e,
0x4f,0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x46,0x47,0x83,0x81,0x84,0x48,
0x97,0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b,0x6c,0x6d,0x6e,
0x6f,0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x6d,0x8f,0x6e,0x4f,0x76,
0x77,0x78,0x79,0x6d,0x8f,0x6e,0x4f,0x51,0x65,0x81,0x82,0x83,0x84,0x85,0x86,0x87,
0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,0x90,0x91,0x92,0x93,0x94,0x95,0x50,
0x42,0x75,0x76,0x41,0x45,0x92,0x40,0x42,0x44,0x46,0x48,0x83,0x85,0x87,0x62,
0x5b,0x41,0x43,0x45,0x47,0x49,0x4a,0x4c,0x4e,0x50,0x52,0x54,0x56,0x58,0x5a,0x5c,
0x5e,0x60,0x63,0x65,0x67,0x69,0x6a,0x6b,0x6c,0x6d,0x6e,0x71,0x74,0x77,0x7a,0x7d,
0x7e,0x80,0x81,0x82,0x84,0x86,0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8f,0x93,0x4a,0x4b };
/* Maps multibyte cp932 punctuation marks to single byte equivalents */
static const unsigned char mbctombb_932_punct[] = {
0x20,0xa4,0xa1,0x2c,0x2e,0xa5,0x3a,0x3b,0x3f,0x21,0xde,0xdf,0x00,0x00,0x00,0x5e,
0x7e,0x5f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xb0,0x00,0x00,0x2f,0x00,
0x00,0x00,0x7c,0x00,0x00,0x60,0x27,0x00,0x22,0x28,0x29,0x00,0x00,0x5b,0x5d,0x7b,
0x7d,0x00,0x00,0x00,0x00,0xa2,0xa3,0x00,0x00,0x00,0x00,0x2b,0x2d,0x00,0x00,0x00,
0x00,0x3d,0x00,0x3c,0x3e,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x5c,
0x24,0x00,0x00,0x25,0x23,0x26,0x2a,0x40};
/* Maps multibyte cp932 hiragana/katakana to single-byte equivalents */
static const unsigned char mbctombb_932_kana[] = {
0xa7,0xb1,0xa8,0xb2,0xa9,0xb3,0xaa,0xb4,0xab,0xb5,0xb6,0xb6,0xb7,0xb7,0xb8,0xb8,
0xb9,0xb9,0xba,0xba,0xbb,0xbb,0xbc,0xbc,0xbd,0xbd,0xbe,0xbe,0xbf,0xbf,0xc0,0xc0,
0xc1,0xc1,0xaf,0xc2,0xc2,0xc3,0xc3,0xc4,0xc4,0xc5,0xc6,0xc7,0xc8,0xc9,0xca,0xca,
0xca,0xcb,0xcb,0xcb,0xcc,0xcc,0xcc,0xcd,0xcd,0xcd,0xce,0xce,0xce,0xcf,0xd0,0xd1,
0xd2,0xd3,0xac,0xd4,0xad,0xd5,0xae,0xd6,0xd7,0xd8,0xd9,0xda,0xdb,0xdc,0xdc,0xb2,
0xb4,0xa6,0xdd,0xb3,0xb6,0xb9};
static MSVCRT_wchar_t msvcrt_mbc_to_wc_l(unsigned int ch, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
MSVCRT_wchar_t chW;
char mbch[2];
int n_chars;
if(locale)
mbcinfo = locale->mbcinfo;
else
mbcinfo = get_mbcinfo();
if (ch <= 0xff) {
mbch[0] = ch;
n_chars = 1;
} else {
mbch[0] = (ch >> 8) & 0xff;
mbch[1] = ch & 0xff;
n_chars = 2;
}
if (!MultiByteToWideChar(mbcinfo->mbcodepage, 0, mbch, n_chars, &chW, 1))
{
WARN("MultiByteToWideChar failed on %x\n", ch);
return 0;
}
return chW;
}
static MSVCRT_wchar_t msvcrt_mbc_to_wc(unsigned int ch)
{
return msvcrt_mbc_to_wc_l(ch, NULL);
}
static inline MSVCRT_size_t u_strlen( const unsigned char *str )
{
return strlen( (const char*) str );
}
static inline unsigned char* u_strncat( unsigned char* dst, const unsigned char* src, MSVCRT_size_t len )
{
return (unsigned char*)strncat( (char*)dst, (const char*)src, len);
}
static inline int u_strcmp( const unsigned char *s1, const unsigned char *s2 )
{
return MSVCRT_strcmp( (const char*)s1, (const char*)s2 );
}
static inline int u_strcasecmp( const unsigned char *s1, const unsigned char *s2 )
{
return MSVCRT__stricmp( (const char*)s1, (const char*)s2 );
}
static inline int u_strncmp( const unsigned char *s1, const unsigned char *s2, MSVCRT_size_t len )
{
return MSVCRT_strncmp( (const char*)s1, (const char*)s2, len );
}
static inline int u_strncasecmp( const unsigned char *s1, const unsigned char *s2, MSVCRT_size_t len )
{
return MSVCRT__strnicmp( (const char*)s1, (const char*)s2, len );
}
static inline unsigned char *u_strchr( const unsigned char *s, unsigned char x )
{
return (unsigned char*) strchr( (const char*)s, x );
}
static inline unsigned char *u_strrchr( const unsigned char *s, unsigned char x )
{
return (unsigned char*) strrchr( (const char*)s, x );
}
static inline unsigned char *u__strset( unsigned char *s, unsigned char c )
{
return (unsigned char*) _strset( (char*)s, c);
}
static inline unsigned char *u__strnset( unsigned char *s, unsigned char c, MSVCRT_size_t len )
{
return (unsigned char*) MSVCRT__strnset( (char*)s, c, len );
}
/*********************************************************************
* __p__mbctype (MSVCRT.@)
*/
unsigned char* CDECL __p__mbctype(void)
{
return get_mbcinfo()->mbctype;
}
/*********************************************************************
* __p___mb_cur_max(MSVCRT.@)
*/
int* CDECL __p___mb_cur_max(void)
{
return &get_locinfo()->mb_cur_max;
}
/*********************************************************************
* ___mb_cur_max_func(MSVCRT.@)
*/
int CDECL MSVCRT____mb_cur_max_func(void)
{
return get_locinfo()->mb_cur_max;
}
#if _MSVCR_VER>=80
/*********************************************************************
* ___mb_cur_max_l_func (MSVCR80.@)
*/
int CDECL ___mb_cur_max_l_func(MSVCRT__locale_t locale)
{
MSVCRT_pthreadlocinfo locinfo;
if(!locale)
locinfo = get_locinfo();
else
locinfo = locale->locinfo;
return locinfo->mb_cur_max;
}
#endif
/*********************************************************************
* INTERNAL: _setmbcp_l
*/
int _setmbcp_l(int cp, LCID lcid, MSVCRT_pthreadmbcinfo mbcinfo)
{
const char format[] = ".%d";
int newcp;
CPINFO cpi;
BYTE *bytes;
WORD chartypes[256];
char bufA[256];
WCHAR bufW[256], lowW[256], upW[256];
int charcount;
int ret;
int i;
if(!mbcinfo)
mbcinfo = get_mbcinfo();
switch (cp)
{
case _MB_CP_ANSI:
newcp = GetACP();
break;
case _MB_CP_OEM:
newcp = GetOEMCP();
break;
case _MB_CP_LOCALE:
newcp = get_locinfo()->lc_codepage;
if(newcp)
break;
/* fall through (C locale) */
case _MB_CP_SBCS:
newcp = 20127; /* ASCII */
break;
default:
newcp = cp;
break;
}
if(lcid == -1) {
MSVCRT_sprintf(bufA, format, newcp);
mbcinfo->mblcid = MSVCRT_locale_to_LCID(bufA, NULL, NULL);
} else {
mbcinfo->mblcid = lcid;
}
if(mbcinfo->mblcid == -1)
{
WARN("Can't assign LCID to codepage (%d)\n", mbcinfo->mblcid);
mbcinfo->mblcid = 0;
}
if (!GetCPInfo(newcp, &cpi))
{
WARN("Codepage %d not found\n", newcp);
*MSVCRT__errno() = MSVCRT_EINVAL;
return -1;
}
/* setup the _mbctype */
memset(mbcinfo->mbctype, 0, sizeof(unsigned char[257]));
memset(mbcinfo->mbcasemap, 0, sizeof(unsigned char[256]));
bytes = cpi.LeadByte;
while (bytes[0] || bytes[1])
{
for (i = bytes[0]; i <= bytes[1]; i++)
mbcinfo->mbctype[i + 1] |= _M1;
bytes += 2;
}
if (cpi.MaxCharSize > 1)
{
/* trail bytes not available through kernel32 but stored in a structure in msvcrt */
struct cp_extra_info_t *cpextra = g_cpextrainfo;
mbcinfo->ismbcodepage = 1;
while (TRUE)
{
if (cpextra->cp == 0 || cpextra->cp == newcp)
{
if (cpextra->cp == 0)
FIXME("trail bytes data not available for DBCS codepage %d - assuming all bytes\n", newcp);
bytes = cpextra->TrailBytes;
while (bytes[0] || bytes[1])
{
for (i = bytes[0]; i <= bytes[1]; i++)
mbcinfo->mbctype[i + 1] |= _M2;
bytes += 2;
}
break;
}
cpextra++;
}
}
else
mbcinfo->ismbcodepage = 0;
/* we can't use GetStringTypeA directly because we don't have a locale - only a code page
*/
charcount = 0;
for (i = 0; i < 256; i++)
if (!(mbcinfo->mbctype[i + 1] & _M1))
bufA[charcount++] = i;
ret = MultiByteToWideChar(newcp, 0, bufA, charcount, bufW, charcount);
if (ret != charcount)
ERR("MultiByteToWideChar of chars failed for cp %d, ret=%d (exp %d), error=%d\n", newcp, ret, charcount, GetLastError());
GetStringTypeW(CT_CTYPE1, bufW, charcount, chartypes);
LCMapStringW(lcid, LCMAP_LOWERCASE, bufW, charcount, lowW, charcount);
LCMapStringW(lcid, LCMAP_UPPERCASE, bufW, charcount, upW, charcount);
charcount = 0;
for (i = 0; i < 256; i++)
if (!(mbcinfo->mbctype[i + 1] & _M1))
{
if (chartypes[charcount] & C1_UPPER)
{
mbcinfo->mbctype[i + 1] |= _SBUP;
bufW[charcount] = lowW[charcount];
}
else if (chartypes[charcount] & C1_LOWER)
{
mbcinfo->mbctype[i + 1] |= _SBLOW;
bufW[charcount] = upW[charcount];
}
charcount++;
}
ret = WideCharToMultiByte(newcp, 0, bufW, charcount, bufA, charcount, NULL, NULL);
if (ret != charcount)
ERR("WideCharToMultiByte failed for cp %d, ret=%d (exp %d), error=%d\n", newcp, ret, charcount, GetLastError());
charcount = 0;
for (i = 0; i < 256; i++)
{
if(!(mbcinfo->mbctype[i + 1] & _M1))
{
if(mbcinfo->mbctype[i] & (C1_UPPER|C1_LOWER))
mbcinfo->mbcasemap[i] = bufA[charcount];
charcount++;
}
}
if (newcp == 932) /* CP932 only - set _MP and _MS */
{
/* On Windows it's possible to calculate the _MP and _MS from CT_CTYPE1
* and CT_CTYPE3. But as of Wine 0.9.43 we return wrong values what makes
* it hard. As this is set only for codepage 932 we hardcode it what gives
* also faster execution.
*/
for (i = 161; i <= 165; i++)
mbcinfo->mbctype[i + 1] |= _MP;
for (i = 166; i <= 223; i++)
mbcinfo->mbctype[i + 1] |= _MS;
}
mbcinfo->mbcodepage = newcp;
if(MSVCRT_locale && mbcinfo == MSVCRT_locale->mbcinfo)
memcpy(MSVCRT_mbctype, MSVCRT_locale->mbcinfo->mbctype, sizeof(MSVCRT_mbctype));
return 0;
}
/*********************************************************************
* _setmbcp (MSVCRT.@)
*/
int CDECL _setmbcp(int cp)
{
return _setmbcp_l(cp, -1, NULL);
}
/*********************************************************************
* _getmbcp (MSVCRT.@)
*/
int CDECL _getmbcp(void)
{
return get_mbcinfo()->mbcodepage;
}
/*********************************************************************
* _mbsnextc(MSVCRT.@)
*/
unsigned int CDECL _mbsnextc(const unsigned char* str)
{
if(_ismbblead(*str))
return *str << 8 | str[1];
return *str;
}
/*********************************************************************
* _mbctolower(MSVCRT.@)
*/
unsigned int CDECL _mbctolower(unsigned int c)
{
if (_ismbblead(c))
{
FIXME("Handle MBC chars\n");
return c;
}
return MSVCRT__tolower_l(c, NULL); /* ASCII CP or SB char */
}
/*********************************************************************
* _mbctoupper(MSVCRT.@)
*/
unsigned int CDECL _mbctoupper(unsigned int c)
{
if (_ismbblead(c))
{
FIXME("Handle MBC chars\n");
return c;
}
return MSVCRT__toupper_l(c, NULL); /* ASCII CP or SB char */
}
/*********************************************************************
* _mbctombb (MSVCRT.@)
*/
unsigned int CDECL _mbctombb(unsigned int c)
{
unsigned int value;
if(get_mbcinfo()->mbcodepage == 932)
{
if(c >= 0x829f && c <= 0x82f1) /* Hiragana */
return mbctombb_932_kana[c - 0x829f];
if(c >= 0x8340 && c <= 0x8396 && c != 0x837f) /* Katakana */
return mbctombb_932_kana[c - 0x8340 - (c >= 0x837f ? 1 : 0)];
if(c >= 0x8140 && c <= 0x8197) /* Punctuation */
{
value = mbctombb_932_punct[c - 0x8140];
return value ? value : c;
}
if((c >= 0x824f && c <= 0x8258) || /* Fullwidth digits */
(c >= 0x8260 && c <= 0x8279)) /* Fullwidth capitals letters */
return c - 0x821f;
if(c >= 0x8281 && c <= 0x829a) /* Fullwidth small letters */
return c - 0x8220;
/* all other cases return c */
}
return c;
}
/*********************************************************************
* _mbcjistojms(MSVCRT.@)
*
* Converts a jis character to sjis.
* Based on description from
* http://www.slayers.ne.jp/~oouchi/code/jistosjis.html
*/
unsigned int CDECL _mbcjistojms(unsigned int c)
{
/* Conversion takes place only when codepage is 932.
In all other cases, c is returned unchanged */
if(get_mbcinfo()->mbcodepage == 932)
{
if(HIBYTE(c) >= 0x21 && HIBYTE(c) <= 0x7e &&
LOBYTE(c) >= 0x21 && LOBYTE(c) <= 0x7e)
{
if(HIBYTE(c) % 2)
c += 0x1f;
else
c += 0x7d;
if(LOBYTE(c) >= 0x7F)
c += 0x1;
c = (((HIBYTE(c) - 0x21)/2 + 0x81) << 8) | LOBYTE(c);
if(HIBYTE(c) > 0x9f)
c += 0x4000;
}
else
return 0; /* Codepage is 932, but c can't be converted */
}
return c;
}
/*********************************************************************
* _mbcjmstojis(MSVCRT.@)
*
* Converts a sjis character to jis.
*/
unsigned int CDECL _mbcjmstojis(unsigned int c)
{
/* Conversion takes place only when codepage is 932.
In all other cases, c is returned unchanged */
if(get_mbcinfo()->mbcodepage == 932)
{
if(_ismbclegal(c) && HIBYTE(c) < 0xf0)
{
if(HIBYTE(c) >= 0xe0)
c -= 0x4000;
c = (((HIBYTE(c) - 0x81)*2 + 0x21) << 8) | LOBYTE(c);
if(LOBYTE(c) > 0x7f)
c -= 0x1;
if(LOBYTE(c) > 0x9d)
c += 0x83;
else
c -= 0x1f;
}
else
return 0; /* Codepage is 932, but c can't be converted */
}
return c;
}
/*********************************************************************
* _mbsdec(MSVCRT.@)
*/
unsigned char* CDECL _mbsdec(const unsigned char* start, const unsigned char* cur)
{
if(start >= cur)
return NULL;
if(get_mbcinfo()->ismbcodepage)
return (unsigned char *)(_ismbstrail(start,cur-1) ? cur - 2 : cur -1);
return (unsigned char *)cur - 1; /* ASCII CP or SB char */
}
/*********************************************************************
* _mbclen(MSVCRT.@)
*/
unsigned int CDECL _mbclen(const unsigned char* str)
{
return _ismbblead(*str) ? 2 : 1;
}
/*********************************************************************
* _mbsinc(MSVCRT.@)
*/
unsigned char* CDECL _mbsinc(const unsigned char* str)
{
return (unsigned char *)(str + _mbclen(str));
}
/*********************************************************************
* _mbsninc(MSVCRT.@)
*/
unsigned char* CDECL _mbsninc(const unsigned char* str, MSVCRT_size_t num)
{
if(!str)
return NULL;
while (num > 0 && *str)
{
if (_ismbblead(*str))
{
if (!*(str+1))
break;
str++;
}
str++;
num--;
}
return (unsigned char*)str;
}
/*********************************************************************
* _mbsnlen_l(MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbsnlen_l(const unsigned char *str,
MSVCRT_size_t maxsize, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
MSVCRT_size_t i = 0, len = 0;
if(!locale)
mbcinfo = get_mbcinfo();
else
mbcinfo = locale->mbcinfo;
if(!mbcinfo->ismbcodepage)
return MSVCRT_strnlen((const char*)str, maxsize);
while(i<maxsize && str[i])
{
if (_ismbblead_l(str[i], locale))
{
i++;
if (!str[i]) /* count only full chars */
break;
}
i++;
len++;
}
return i < maxsize ? len : maxsize;
}
/*********************************************************************
* _mbslen(MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbslen(const unsigned char* str)
{
return _mbsnlen_l(str, -1, NULL);
}
/*********************************************************************
* _mbslen_l(MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbslen_l(const unsigned char* str, MSVCRT__locale_t locale)
{
return _mbsnlen_l(str, -1, locale);
}
/*********************************************************************
* _mbsnlen(MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbsnlen(const unsigned char* str, MSVCRT_size_t maxsize)
{
return _mbsnlen_l(str, maxsize, NULL);
}
/*********************************************************************
* _mbccpy_s_l(MSVCRT.@)
*/
int CDECL _mbccpy_s_l(unsigned char* dest, MSVCRT_size_t maxsize,
int *copied, const unsigned char* src, MSVCRT__locale_t locale)
{
if(copied) *copied = 0;
if(!MSVCRT_CHECK_PMT(dest != NULL && maxsize >= 1)) return MSVCRT_EINVAL;
dest[0] = 0;
if(!MSVCRT_CHECK_PMT(src != NULL)) return MSVCRT_EINVAL;
if(_ismbblead_l(*src, locale)) {
if(!src[1]) {
if(copied) *copied = 1;
*MSVCRT__errno() = MSVCRT_EILSEQ;
return MSVCRT_EILSEQ;
}
if(maxsize < 2) {
MSVCRT_INVALID_PMT("dst buffer is too small", MSVCRT_ERANGE);
return MSVCRT_ERANGE;
}
*dest++ = *src++;
*dest = *src;
if(copied) *copied = 2;
}else {
*dest = *src;
if(copied) *copied = 1;
}
return 0;
}
/*********************************************************************
* _mbccpy(MSVCRT.@)
*/
void CDECL _mbccpy(unsigned char* dest, const unsigned char* src)
{
_mbccpy_s_l(dest, 2, NULL, src, NULL);
}
/*********************************************************************
* _mbccpy_l(MSVCRT.@)
*/
void CDECL _mbccpy_l(unsigned char* dest, const unsigned char* src,
MSVCRT__locale_t locale)
{
_mbccpy_s_l(dest, 2, NULL, src, locale);
}
/*********************************************************************
* _mbccpy_s(MSVCRT.@)
*/
int CDECL _mbccpy_s(unsigned char* dest, MSVCRT_size_t maxsize,
int *copied, const unsigned char* src)
{
return _mbccpy_s_l(dest, maxsize, copied, src, NULL);
}
/*********************************************************************
* _mbsncpy(MSVCRT.@)
* REMARKS
* The parameter n is the number or characters to copy, not the size of
* the buffer. Use _mbsnbcpy for a function analogical to strncpy
*/
unsigned char* CDECL _mbsncpy(unsigned char* dst, const unsigned char* src, MSVCRT_size_t n)
{
unsigned char* ret = dst;
if(!n)
return dst;
if (get_mbcinfo()->ismbcodepage)
{
while (*src && n)
{
n--;
if (_ismbblead(*src))
{
if (!*(src+1))
{
*dst++ = 0;
*dst++ = 0;
break;
}
*dst++ = *src++;
}
*dst++ = *src++;
}
}
else
{
while (n)
{
n--;
if (!(*dst++ = *src++)) break;
}
}
while (n--) *dst++ = 0;
return ret;
}
/*********************************************************************
* _mbsnbcpy_s_l(MSVCRT.@)
* REMARKS
* Unlike _mbsnbcpy this function does not pad the rest of the dest
* string with 0
*/
int CDECL _mbsnbcpy_s_l(unsigned char* dst, MSVCRT_size_t size,
const unsigned char* src, MSVCRT_size_t n, MSVCRT__locale_t locale)
{
MSVCRT_size_t pos = 0;
if(!dst || size == 0)
return MSVCRT_EINVAL;
if(!src)
{
dst[0] = '\0';
return MSVCRT_EINVAL;
}
if(!n)
return 0;
if((locale ? locale->mbcinfo : get_mbcinfo())->ismbcodepage)
{
BOOL is_lead = FALSE;
while (*src && n)
{
if(pos == size)
{
dst[0] = '\0';
return MSVCRT_ERANGE;
}
is_lead = (!is_lead && _ismbblead(*src));
n--;
dst[pos++] = *src++;
}
if (is_lead) /* if string ends with a lead, remove it */
dst[pos - 1] = 0;
}
else
{
while (n)
{
n--;
if(pos == size)
{
dst[0] = '\0';
return MSVCRT_ERANGE;
}
if(!(*src)) break;
dst[pos++] = *src++;
}
}
if(pos < size)
dst[pos] = '\0';
else
{
dst[0] = '\0';
return MSVCRT_ERANGE;
}
return 0;
}
/*********************************************************************
* _mbsnbcpy_s(MSVCRT.@)
*/
int CDECL _mbsnbcpy_s(unsigned char* dst, MSVCRT_size_t size, const unsigned char* src, MSVCRT_size_t n)
{
return _mbsnbcpy_s_l(dst, size, src, n, NULL);
}
/*********************************************************************
* _mbscpy_s_l(MSVCRT.@)
*/
int CDECL _mbscpy_s_l(unsigned char *dst, MSVCRT_size_t size,
const unsigned char *src, MSVCRT__locale_t locale)
{
return _mbsnbcpy_s_l(dst, size, src, -1, locale);
}
/*********************************************************************
* _mbscpy_s(MSVCRT.@)
*/
int CDECL _mbscpy_s(unsigned char *dst, MSVCRT_size_t size, const unsigned char *src)
{
return _mbscpy_s_l(dst, size, src, NULL);
}
/*********************************************************************
* _mbsnbcpy(MSVCRT.@)
* REMARKS
* Like strncpy this function doesn't enforce the string to be
* NUL-terminated
*/
unsigned char* CDECL _mbsnbcpy(unsigned char* dst, const unsigned char* src, MSVCRT_size_t n)
{
unsigned char* ret = dst;
if(!n)
return dst;
if(get_mbcinfo()->ismbcodepage)
{
BOOL is_lead = FALSE;
while (*src && n)
{
is_lead = (!is_lead && _ismbblead(*src));
n--;
*dst++ = *src++;
}
if (is_lead) /* if string ends with a lead, remove it */
*(dst - 1) = 0;
}
else
{
while (n)
{
n--;
if (!(*dst++ = *src++)) break;
}
}
while (n--) *dst++ = 0;
return ret;
}
/*********************************************************************
* _mbscmp(MSVCRT.@)
*/
int CDECL _mbscmp(const unsigned char* str, const unsigned char* cmp)
{
if (!str || !cmp) return INT_MAX;
if(get_mbcinfo()->ismbcodepage)
{
unsigned int strc, cmpc;
do {
if(!*str)
return *cmp ? -1 : 0;
if(!*cmp)
return 1;
strc = _mbsnextc(str);
cmpc = _mbsnextc(cmp);
if(strc != cmpc)
return strc < cmpc ? -1 : 1;
str +=(strc > 255) ? 2 : 1;
cmp +=(strc > 255) ? 2 : 1; /* equal, use same increment */
} while(1);
}
return u_strcmp(str, cmp); /* ASCII CP */
}
/*********************************************************************
* _mbsnbicoll_l(MSVCRT.@)
*/
int CDECL _mbsnbicoll_l(const unsigned char *str1, const unsigned char *str2, MSVCRT_size_t len, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
if(!locale)
mbcinfo = get_mbcinfo();
else
mbcinfo = locale->mbcinfo;
if(!mbcinfo->ismbcodepage)
return MSVCRT__strnicoll_l((const char*)str1, (const char*)str2, len, locale);
return CompareStringA(mbcinfo->mblcid, NORM_IGNORECASE, (const char*)str1, len, (const char*)str2, len)-CSTR_EQUAL;
}
/*********************************************************************
* _mbsicoll_l(MSVCRT.@)
*/
int CDECL _mbsicoll_l(const unsigned char *str1, const unsigned char *str2, MSVCRT__locale_t locale)
{
return _mbsnbicoll_l(str1, str2, -1, locale);
}
/*********************************************************************
* _mbsnbicoll(MSVCRT.@)
*/
int CDECL _mbsnbicoll(const unsigned char *str1, const unsigned char *str2, MSVCRT_size_t len)
{
return _mbsnbicoll_l(str1, str2, len, NULL);
}
/*********************************************************************
* _mbsicoll(MSVCRT.@)
*/
int CDECL _mbsicoll(const unsigned char* str, const unsigned char* cmp)
{
#if _MSVCR_VER>=60 && _MSVCR_VER<=71
return CompareStringA(get_mbcinfo()->mblcid, NORM_IGNORECASE,
(const char*)str, -1, (const char*)cmp, -1)-CSTR_EQUAL;
#else
return _mbsnbicoll_l(str, cmp, -1, NULL);
#endif
}
/*********************************************************************
* _mbsnbcoll_l(MSVCRT.@)
*/
int CDECL _mbsnbcoll_l(const unsigned char *str1, const unsigned char *str2, MSVCRT_size_t len, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
if(!locale)
mbcinfo = get_mbcinfo();
else
mbcinfo = locale->mbcinfo;
if(!mbcinfo->ismbcodepage)
return MSVCRT__strncoll_l((const char*)str1, (const char*)str2, len, locale);
return CompareStringA(mbcinfo->mblcid, 0, (const char*)str1, len, (const char*)str2, len)-CSTR_EQUAL;
}
/*********************************************************************
* _mbscoll_l(MSVCRT.@)
*/
int CDECL _mbscoll_l(const unsigned char *str1, const unsigned char *str2, MSVCRT__locale_t locale)
{
return _mbsnbcoll_l(str1, str2, -1, locale);
}
/*********************************************************************
* _mbsnbcoll(MSVCRT.@)
*/
int CDECL _mbsnbcoll(const unsigned char *str1, const unsigned char *str2, MSVCRT_size_t len)
{
return _mbsnbcoll_l(str1, str2, len, NULL);
}
/*********************************************************************
* _mbscoll(MSVCRT.@)
*/
int CDECL _mbscoll(const unsigned char* str, const unsigned char* cmp)
{
#if _MSVCR_VER>=60 && _MSVCR_VER<=71
return CompareStringA(get_mbcinfo()->mblcid, 0,
(const char*)str, -1, (const char*)cmp, -1)-CSTR_EQUAL;
#else
return _mbsnbcoll_l(str, cmp, -1, NULL);
#endif
}
/*********************************************************************
* _mbsicmp(MSVCRT.@)
*/
int CDECL _mbsicmp(const unsigned char* str, const unsigned char* cmp)
{
if(get_mbcinfo()->ismbcodepage)
{
unsigned int strc, cmpc;
do {
if(!*str)
return *cmp ? -1 : 0;
if(!*cmp)
return 1;
strc = _mbctolower(_mbsnextc(str));
cmpc = _mbctolower(_mbsnextc(cmp));
if(strc != cmpc)
return strc < cmpc ? -1 : 1;
str +=(strc > 255) ? 2 : 1;
cmp +=(strc > 255) ? 2 : 1; /* equal, use same increment */
} while(1);
}
return u_strcasecmp(str, cmp); /* ASCII CP */
}
/*********************************************************************
* _mbsncmp(MSVCRT.@)
*/
int CDECL _mbsncmp(const unsigned char* str, const unsigned char* cmp, MSVCRT_size_t len)
{
if(!len)
return 0;
if(get_mbcinfo()->ismbcodepage)
{
unsigned int strc, cmpc;
while(len--)
{
int inc;
if(!*str)
return *cmp ? -1 : 0;
if(!*cmp)
return 1;
strc = _mbsnextc(str);
cmpc = _mbsnextc(cmp);
if(strc != cmpc)
return strc < cmpc ? -1 : 1;
inc=(strc > 255) ? 2 : 1; /* Equal, use same increment */
str += inc;
cmp += inc;
}
return 0; /* Matched len chars */
}
return u_strncmp(str, cmp, len); /* ASCII CP */
}
/*********************************************************************
* _mbsnbcmp(MSVCRT.@)
*/
int CDECL _mbsnbcmp(const unsigned char* str, const unsigned char* cmp, MSVCRT_size_t len)
{
if (!len)
return 0;
if(get_mbcinfo()->ismbcodepage)
{
unsigned int strc, cmpc;
while (len)
{
int clen;
if(!*str)
return *cmp ? -1 : 0;
if(!*cmp)
return 1;
if (_ismbblead(*str))
{
strc=(len>=2)?_mbsnextc(str):0;
clen=2;
}
else
{
strc=*str;
clen=1;
}
if (_ismbblead(*cmp))
cmpc=(len>=2)?_mbsnextc(cmp):0;
else
cmpc=*cmp;
if(strc != cmpc)
return strc < cmpc ? -1 : 1;
len -= clen;
str += clen;
cmp += clen;
}
return 0; /* Matched len chars */
}
return u_strncmp(str,cmp,len);
}
/*********************************************************************
* _mbsnicmp(MSVCRT.@)
*
* Compare two multibyte strings case insensitively to 'len' characters.
*/
int CDECL _mbsnicmp(const unsigned char* str, const unsigned char* cmp, MSVCRT_size_t len)
{
/* FIXME: No tolower() for mb strings yet */
if(get_mbcinfo()->ismbcodepage)
{
unsigned int strc, cmpc;
while(len--)
{
if(!*str)
return *cmp ? -1 : 0;
if(!*cmp)
return 1;
strc = _mbctolower(_mbsnextc(str));
cmpc = _mbctolower(_mbsnextc(cmp));
if(strc != cmpc)
return strc < cmpc ? -1 : 1;
str +=(strc > 255) ? 2 : 1;
cmp +=(strc > 255) ? 2 : 1; /* Equal, use same increment */
}
return 0; /* Matched len chars */
}
return u_strncasecmp(str, cmp, len); /* ASCII CP */
}
/*********************************************************************
* _mbsnbicmp(MSVCRT.@)
*/
int CDECL _mbsnbicmp(const unsigned char* str, const unsigned char* cmp, MSVCRT_size_t len)
{
if (!len)
return 0;
if(get_mbcinfo()->ismbcodepage)
{
unsigned int strc, cmpc;
while (len)
{
int clen;
if(!*str)
return *cmp ? -1 : 0;
if(!*cmp)
return 1;
if (_ismbblead(*str))
{
strc=(len>=2)?_mbsnextc(str):0;
clen=2;
}
else
{
strc=*str;
clen=1;
}
if (_ismbblead(*cmp))
cmpc=(len>=2)?_mbsnextc(cmp):0;
else
cmpc=*cmp;
strc = _mbctolower(strc);
cmpc = _mbctolower(cmpc);
if(strc != cmpc)
return strc < cmpc ? -1 : 1;
len -= clen;
str += clen;
cmp += clen;
}
return 0; /* Matched len bytes */
}
return u_strncasecmp(str,cmp,len);
}
/*********************************************************************
* _mbscat (MSVCRT.@)
*/
unsigned char * CDECL _mbscat( unsigned char *dst, const unsigned char *src )
{
strcat( (char *)dst, (const char *)src );
return dst;
}
/*********************************************************************
* _mbscat_s_l (MSVCRT.@)
*/
int CDECL _mbscat_s_l( unsigned char *dst, MSVCRT_size_t size,
const unsigned char *src, MSVCRT__locale_t locale )
{
MSVCRT_size_t i, j;
int ret = 0;
if(!MSVCRT_CHECK_PMT(dst != NULL)) return MSVCRT_EINVAL;
if(!MSVCRT_CHECK_PMT(src != NULL)) return MSVCRT_EINVAL;
for(i=0; i<size; i++)
if(!dst[i]) break;
if(i == size) {
MSVCRT_INVALID_PMT("dst is not NULL-terminated", MSVCRT_EINVAL);
if(size) dst[0] = 0;
return MSVCRT_EINVAL;
}
if(i && _ismbblead_l(dst[i-1], locale)) {
ret = MSVCRT_EILSEQ;
i--;
}
for(j=0; src[j] && i+j<size; j++)
dst[i+j] = src[j];
if(i+j == size) {
MSVCRT_INVALID_PMT("dst buffer is too small", MSVCRT_ERANGE);
dst[0] = 0;
return MSVCRT_ERANGE;
}
if(j && _ismbblead_l(src[j-1], locale)) {
ret = MSVCRT_EILSEQ;
j--;
}
dst[i+j] = 0;
return ret;
}
/*********************************************************************
* _mbscat_s (MSVCRT.@)
*/
int CDECL _mbscat_s( unsigned char *dst, MSVCRT_size_t size, const unsigned char *src )
{
return _mbscat_s_l(dst, size, src, NULL);
}
/*********************************************************************
* _mbscpy (MSVCRT.@)
*/
unsigned char* CDECL _mbscpy( unsigned char *dst, const unsigned char *src )
{
strcpy( (char *)dst, (const char *)src );
return dst;
}
/*********************************************************************
* _mbsstr (MSVCRT.@)
*/
unsigned char * CDECL _mbsstr(const unsigned char *haystack, const unsigned char *needle)
{
return (unsigned char *)MSVCRT_strstr( (const char *)haystack, (const char *)needle );
}
/*********************************************************************
* _mbschr(MSVCRT.@)
*
* Find a multibyte character in a multibyte string.
*/
unsigned char* CDECL _mbschr(const unsigned char* s, unsigned int x)
{
if(get_mbcinfo()->ismbcodepage)
{
unsigned int c;
while (1)
{
c = _mbsnextc(s);
if (c == x)
return (unsigned char*)s;
if (!c)
return NULL;
s += c > 255 ? 2 : 1;
}
}
return u_strchr(s, x); /* ASCII CP */
}
/*********************************************************************
* _mbsrchr(MSVCRT.@)
*/
unsigned char* CDECL _mbsrchr(const unsigned char* s, unsigned int x)
{
if(get_mbcinfo()->ismbcodepage)
{
unsigned int c;
unsigned char* match=NULL;
if(!s)
return NULL;
while (1) {
c = _mbsnextc(s);
if (c == x)
match=(unsigned char*)s;
if (!c)
return match;
s +=(c > 255) ? 2 : 1;
}
}
return u_strrchr(s, x);
}
/*********************************************************************
* _mbstok_s_l(MSVCRT.@)
*/
unsigned char* CDECL _mbstok_s_l(unsigned char *str, const unsigned char *delim,
unsigned char **ctx, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
unsigned int c;
if(!MSVCRT_CHECK_PMT(delim != NULL)) return NULL;
if(!MSVCRT_CHECK_PMT(ctx != NULL)) return NULL;
if(!MSVCRT_CHECK_PMT(str || *ctx)) return NULL;
if(locale)
mbcinfo = locale->mbcinfo;
else
mbcinfo = get_mbcinfo();
if(!mbcinfo->ismbcodepage)
return (unsigned char*)MSVCRT_strtok_s((char*)str, (const char*)delim, (char**)ctx);
if(!str)
str = *ctx;
while((c=_mbsnextc(str)) && _mbschr(delim, c))
str += c>255 ? 2 : 1;
if(!*str)
{
*ctx = str;
return NULL;
}
*ctx = str + (c>255 ? 2 : 1);
while((c=_mbsnextc(*ctx)) && !_mbschr(delim, c))
*ctx += c>255 ? 2 : 1;
if (**ctx) {
*(*ctx)++ = 0;
if(c > 255)
*(*ctx)++ = 0;
}
return str;
}
/*********************************************************************
* _mbstok_s(MSVCRT.@)
*/
unsigned char* CDECL _mbstok_s(unsigned char *str,
const unsigned char *delim, unsigned char **ctx)
{
return _mbstok_s_l(str, delim, ctx, NULL);
}
/*********************************************************************
* _mbstok_l(MSVCRT.@)
*/
unsigned char* CDECL _mbstok_l(unsigned char *str,
const unsigned char *delim, MSVCRT__locale_t locale)
{
return _mbstok_s_l(str, delim, &msvcrt_get_thread_data()->mbstok_next, locale);
}
/*********************************************************************
* _mbstok(MSVCRT.@)
*/
unsigned char* CDECL _mbstok(unsigned char *str, const unsigned char *delim)
{
thread_data_t *data = msvcrt_get_thread_data();
#if _MSVCR_VER == 0
if(!str && !data->mbstok_next)
return NULL;
#endif
return _mbstok_s_l(str, delim, &data->mbstok_next, NULL);
}
/*********************************************************************
* _mbbtombc(MSVCRT.@)
*/
unsigned int CDECL _mbbtombc(unsigned int c)
{
if(get_mbcinfo()->mbcodepage == 932)
{
if(c >= 0x20 && c <= 0x7e) {
if((c >= 0x41 && c <= 0x5a) || (c >= 0x61 && c <= 0x7a) || (c >= 0x30 && c <= 0x39))
return mbbtombc_932[c - 0x20] | 0x8200;
else
return mbbtombc_932[c - 0x20] | 0x8100;
}
else if(c >= 0xa1 && c <= 0xdf) {
if(c >= 0xa6 && c <= 0xdd && c != 0xb0)
return mbbtombc_932[c - 0xa1 + 0x5f] | 0x8300;
else
return mbbtombc_932[c - 0xa1 + 0x5f] | 0x8100;
}
}
return c; /* not Japanese or no MB char */
}
/*********************************************************************
* _mbbtype(MSVCRT.@)
*/
int CDECL _mbbtype(unsigned char c, int type)
{
if (type == 1)
{
if ((c >= 0x20 && c <= 0x7e) || (c >= 0xa1 && c <= 0xdf))
return _MBC_SINGLE;
else if ((c >= 0x40 && c <= 0x7e) || (c >= 0x80 && c <= 0xfc))
return _MBC_TRAIL;
else
return _MBC_ILLEGAL;
}
else
{
if ((c >= 0x20 && c <= 0x7e) || (c >= 0xa1 && c <= 0xdf))
return _MBC_SINGLE;
else if ((c >= 0x81 && c <= 0x9f) || (c >= 0xe0 && c <= 0xfc))
return _MBC_LEAD;
else
return _MBC_ILLEGAL;
}
}
/*********************************************************************
* _ismbbkana_l(MSVCRT.@)
*/
int CDECL _ismbbkana_l(unsigned int c, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
if(locale)
mbcinfo = locale->mbcinfo;
else
mbcinfo = get_mbcinfo();
if(mbcinfo->mbcodepage == 932)
{
/* Japanese/Katakana, CP 932 */
return (c >= 0xa1 && c <= 0xdf);
}
return 0;
}
/*********************************************************************
* _ismbbkana(MSVCRT.@)
*/
int CDECL _ismbbkana(unsigned int c)
{
return _ismbbkana_l( c, NULL );
}
/*********************************************************************
* _ismbcdigit_l(MSVCRT.@)
*/
int CDECL _ismbcdigit_l(unsigned int ch, MSVCRT__locale_t locale)
{
return MSVCRT__iswdigit_l( msvcrt_mbc_to_wc_l(ch, locale), locale );
}
/*********************************************************************
* _ismbcdigit(MSVCRT.@)
*/
int CDECL _ismbcdigit(unsigned int ch)
{
return _ismbcdigit_l( ch, NULL );
}
/*********************************************************************
* _ismbcgraph_l(MSVCRT.@)
*/
int CDECL _ismbcgraph_l(unsigned int ch, MSVCRT__locale_t locale)
{
return MSVCRT__iswgraph_l( msvcrt_mbc_to_wc_l(ch, locale), locale );
}
/*********************************************************************
* _ismbcgraph(MSVCRT.@)
*/
int CDECL _ismbcgraph(unsigned int ch)
{
return _ismbcgraph_l( ch, NULL );
}
/*********************************************************************
* _ismbcalpha_l (MSVCRT.@)
*/
int CDECL _ismbcalpha_l(unsigned int ch, MSVCRT__locale_t locale)
{
return MSVCRT__iswalpha_l( msvcrt_mbc_to_wc_l(ch, locale), locale );
}
/*********************************************************************
* _ismbcalpha (MSVCRT.@)
*/
int CDECL _ismbcalpha(unsigned int ch)
{
return _ismbcalpha_l( ch, NULL );
}
/*********************************************************************
* _ismbclower_l (MSVCRT.@)
*/
int CDECL _ismbclower_l(unsigned int ch, MSVCRT__locale_t locale)
{
return MSVCRT__iswlower_l( msvcrt_mbc_to_wc_l(ch, locale), locale );
}
/*********************************************************************
* _ismbclower (MSVCRT.@)
*/
int CDECL _ismbclower(unsigned int ch)
{
return _ismbclower_l( ch, NULL );
}
/*********************************************************************
* _ismbcupper_l (MSVCRT.@)
*/
int CDECL _ismbcupper_l(unsigned int ch, MSVCRT__locale_t locale)
{
return MSVCRT__iswupper_l( msvcrt_mbc_to_wc_l(ch, locale), locale );
}
/*********************************************************************
* _ismbcupper (MSVCRT.@)
*/
int CDECL _ismbcupper(unsigned int ch)
{
return _ismbcupper_l( ch, NULL );
}
/*********************************************************************
* _ismbcsymbol(MSVCRT.@)
*/
int CDECL _ismbcsymbol(unsigned int ch)
{
MSVCRT_wchar_t wch = msvcrt_mbc_to_wc( ch );
WORD ctype;
if (!GetStringTypeW(CT_CTYPE3, &wch, 1, &ctype))
{
WARN("GetStringTypeW failed on %x\n", ch);
return 0;
}
return ((ctype & C3_SYMBOL) != 0);
}
/*********************************************************************
* _ismbcalnum_l (MSVCRT.@)
*/
int CDECL _ismbcalnum_l(unsigned int ch, MSVCRT__locale_t locale)
{
return MSVCRT__iswalnum_l( msvcrt_mbc_to_wc_l(ch, locale), locale );
}
/*********************************************************************
* _ismbcalnum (MSVCRT.@)
*/
int CDECL _ismbcalnum(unsigned int ch)
{
return _ismbcalnum_l( ch, NULL );
}
/*********************************************************************
* _ismbcspace_l (MSVCRT.@)
*/
int CDECL _ismbcspace_l(unsigned int ch, MSVCRT__locale_t locale)
{
return MSVCRT__iswspace_l( msvcrt_mbc_to_wc_l(ch, locale), locale );
}
/*********************************************************************
* _ismbcspace (MSVCRT.@)
*/
int CDECL _ismbcspace(unsigned int ch)
{
return _ismbcspace_l( ch, NULL );
}
/*********************************************************************
* _ismbcprint_l (MSVCRT.@)
*/
int CDECL _ismbcprint_l(unsigned int ch, MSVCRT__locale_t locale)
{
return MSVCRT__iswprint_l( msvcrt_mbc_to_wc_l(ch, locale), locale );
}
/*********************************************************************
* _ismbcprint (MSVCRT.@)
*/
int CDECL _ismbcprint(unsigned int ch)
{
return _ismbcprint_l( ch, NULL );
}
/*********************************************************************
* _ismbcpunct_l (MSVCRT.@)
*/
int CDECL _ismbcpunct_l(unsigned int ch, MSVCRT__locale_t locale)
{
return MSVCRT__iswpunct_l( msvcrt_mbc_to_wc_l(ch, locale), locale );
}
/*********************************************************************
* _ismbcpunct(MSVCRT.@)
*/
int CDECL _ismbcpunct(unsigned int ch)
{
return _ismbcpunct_l( ch, NULL );
}
/*********************************************************************
* _ismbchira(MSVCRT.@)
*/
int CDECL _ismbchira(unsigned int c)
{
if(get_mbcinfo()->mbcodepage == 932)
{
/* Japanese/Hiragana, CP 932 */
return (c >= 0x829f && c <= 0x82f1);
}
return 0;
}
/*********************************************************************
* _ismbckata(MSVCRT.@)
*/
int CDECL _ismbckata(unsigned int c)
{
if(get_mbcinfo()->mbcodepage == 932)
{
/* Japanese/Katakana, CP 932 */
return (c >= 0x8340 && c <= 0x8396 && c != 0x837f);
}
return 0;
}
/*********************************************************************
* _ismbblead_l(MSVCRT.@)
*/
int CDECL _ismbblead_l(unsigned int c, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
if(!locale)
mbcinfo = get_mbcinfo();
else
mbcinfo = locale->mbcinfo;
return (mbcinfo->mbctype[(c&0xff) + 1] & _M1) != 0;
}
/*********************************************************************
* _ismbblead(MSVCRT.@)
*/
int CDECL _ismbblead(unsigned int c)
{
return _ismbblead_l(c, NULL);
}
/*********************************************************************
* _ismbbtrail_l(MSVCRT.@)
*/
int CDECL _ismbbtrail_l(unsigned int c, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
if(!locale)
mbcinfo = get_mbcinfo();
else
mbcinfo = locale->mbcinfo;
return (mbcinfo->mbctype[(c&0xff) + 1] & _M2) != 0;
}
/*********************************************************************
* _ismbbtrail(MSVCRT.@)
*/
int CDECL _ismbbtrail(unsigned int c)
{
return _ismbbtrail_l(c, NULL);
}
/*********************************************************************
* _ismbclegal_l(MSVCRT.@)
*/
int CDECL _ismbclegal_l(unsigned int c, MSVCRT__locale_t locale)
{
return _ismbblead_l(HIBYTE(c), locale) && _ismbbtrail_l(LOBYTE(c), locale);
}
/*********************************************************************
* _ismbclegal(MSVCRT.@)
*/
int CDECL _ismbclegal(unsigned int c)
{
return _ismbclegal_l(c, NULL);
}
/*********************************************************************
* _ismbslead(MSVCRT.@)
*/
int CDECL _ismbslead(const unsigned char* start, const unsigned char* str)
{
int lead = 0;
if(!get_mbcinfo()->ismbcodepage)
return 0;
/* Lead bytes can also be trail bytes so we need to analyse the string
*/
while (start <= str)
{
if (!*start)
return 0;
lead = !lead && _ismbblead(*start);
start++;
}
return lead ? -1 : 0;
}
/*********************************************************************
* _ismbstrail(MSVCRT.@)
*/
int CDECL _ismbstrail(const unsigned char* start, const unsigned char* str)
{
/* Note: this function doesn't check _ismbbtrail */
if ((str > start) && _ismbslead(start, str-1))
return -1;
else
return 0;
}
/*********************************************************************
* _mbsbtype (MSVCRT.@)
*/
int CDECL _mbsbtype(const unsigned char *str, MSVCRT_size_t count)
{
int lead = 0;
const unsigned char *end = str + count;
/* Lead bytes can also be trail bytes so we need to analyse the string.
* Also we must return _MBC_ILLEGAL for chars past the end of the string
*/
while (str < end) /* Note: we skip the last byte - will check after the loop */
{
if (!*str)
return _MBC_ILLEGAL;
lead = get_mbcinfo()->ismbcodepage && !lead && _ismbblead(*str);
str++;
}
if (lead)
if (_ismbbtrail(*str))
return _MBC_TRAIL;
else
return _MBC_ILLEGAL;
else
if (_ismbblead(*str))
return _MBC_LEAD;
else
return _MBC_SINGLE;
}
/*********************************************************************
* _mbsset(MSVCRT.@)
*/
unsigned char* CDECL _mbsset(unsigned char* str, unsigned int c)
{
unsigned char* ret = str;
if(!get_mbcinfo()->ismbcodepage || c < 256)
return u__strset(str, c); /* ASCII CP or SB char */
c &= 0xffff; /* Strip high bits */
while(str[0] && str[1])
{
*str++ = c >> 8;
*str++ = c & 0xff;
}
if(str[0])
str[0] = '\0'; /* FIXME: OK to shorten? */
return ret;
}
/*********************************************************************
* _mbsnbset(MSVCRT.@)
*/
unsigned char* CDECL _mbsnbset(unsigned char *str, unsigned int c, MSVCRT_size_t len)
{
unsigned char *ret = str;
if(!len)
return ret;
if(!get_mbcinfo()->ismbcodepage || c < 256)
return u__strnset(str, c, len); /* ASCII CP or SB char */
c &= 0xffff; /* Strip high bits */
while(str[0] && str[1] && (len > 1))
{
*str++ = c >> 8;
len--;
*str++ = c & 0xff;
len--;
}
if(len && str[0]) {
/* as per msdn pad with a blank character */
str[0] = ' ';
}
return ret;
}
/*********************************************************************
* _mbsnset(MSVCRT.@)
*/
unsigned char* CDECL _mbsnset(unsigned char* str, unsigned int c, MSVCRT_size_t len)
{
unsigned char *ret = str;
if(!len)
return ret;
if(!get_mbcinfo()->ismbcodepage || c < 256)
return u__strnset(str, c, len); /* ASCII CP or SB char */
c &= 0xffff; /* Strip high bits */
while(str[0] && str[1] && len--)
{
*str++ = c >> 8;
*str++ = c & 0xff;
}
if(len && str[0])
str[0] = '\0'; /* FIXME: OK to shorten? */
return ret;
}
/*********************************************************************
* _mbsnccnt(MSVCRT.@)
* 'c' is for 'character'.
*/
MSVCRT_size_t CDECL _mbsnccnt(const unsigned char* str, MSVCRT_size_t len)
{
MSVCRT_size_t ret;
if(get_mbcinfo()->ismbcodepage)
{
ret=0;
while(*str && len-- > 0)
{
if(_ismbblead(*str))
{
if (!len)
break;
len--;
str++;
}
str++;
ret++;
}
return ret;
}
ret=u_strlen(str);
return min(ret, len); /* ASCII CP */
}
/*********************************************************************
* _mbsnbcnt(MSVCRT.@)
* 'b' is for byte count.
*/
MSVCRT_size_t CDECL _mbsnbcnt(const unsigned char* str, MSVCRT_size_t len)
{
MSVCRT_size_t ret;
if(get_mbcinfo()->ismbcodepage)
{
const unsigned char* xstr = str;
while(*xstr && len-- > 0)
{
if (_ismbblead(*xstr++))
xstr++;
}
return xstr-str;
}
ret=u_strlen(str);
return min(ret, len); /* ASCII CP */
}
/*********************************************************************
* _mbsnbcat(MSVCRT.@)
*/
unsigned char* CDECL _mbsnbcat(unsigned char* dst, const unsigned char* src, MSVCRT_size_t len)
{
if(get_mbcinfo()->ismbcodepage)
{
unsigned char *res = dst;
while (*dst) {
if (_ismbblead(*dst++)) {
if (*dst) {
dst++;
} else {
/* as per msdn overwrite the lead byte in front of '\0' */
dst--;
break;
}
}
}
while (*src && len--) *dst++ = *src++;
*dst = '\0';
return res;
}
return u_strncat(dst, src, len); /* ASCII CP */
}
int CDECL _mbsnbcat_s(unsigned char *dst, MSVCRT_size_t size, const unsigned char *src, MSVCRT_size_t len)
{
unsigned char *ptr = dst;
MSVCRT_size_t i;
if (!dst && !size && !src && !len)
return 0;
if (!dst || !size || !src)
{
if (dst && size)
*dst = '\0';
*MSVCRT__errno() = MSVCRT_EINVAL;
return MSVCRT_EINVAL;
}
/* Find the null terminator of the destination buffer. */
while (size && *ptr)
size--, ptr++;
if (!size)
{
*dst = '\0';
*MSVCRT__errno() = MSVCRT_EINVAL;
return MSVCRT_EINVAL;
}
/* If necessary, check that the character preceding the null terminator is
* a lead byte and move the pointer back by one for later overwrite. */
if (ptr != dst && get_mbcinfo()->ismbcodepage && _ismbblead(*(ptr - 1)))
size++, ptr--;
for (i = 0; *src && i < len; i++)
{
*ptr++ = *src++;
size--;
if (!size)
{
*dst = '\0';
*MSVCRT__errno() = MSVCRT_ERANGE;
return MSVCRT_ERANGE;
}
}
*ptr = '\0';
return 0;
}
/*********************************************************************
* _mbsncat(MSVCRT.@)
*/
unsigned char* CDECL _mbsncat(unsigned char* dst, const unsigned char* src, MSVCRT_size_t len)
{
if(get_mbcinfo()->ismbcodepage)
{
unsigned char *res = dst;
while (*dst)
{
if (_ismbblead(*dst++))
dst++;
}
while (*src && len--)
{
*dst++ = *src;
if(_ismbblead(*src++))
*dst++ = *src++;
}
*dst = '\0';
return res;
}
return u_strncat(dst, src, len); /* ASCII CP */
}
/*********************************************************************
* _mbslwr(MSVCRT.@)
*/
unsigned char* CDECL _mbslwr(unsigned char* s)
{
unsigned char *ret = s;
if (!s)
return NULL;
if (get_mbcinfo()->ismbcodepage)
{
unsigned int c;
while (*s)
{
c = _mbctolower(_mbsnextc(s));
/* Note that I assume that the size of the character is unchanged */
if (c > 255)
{
*s++=(c>>8);
c=c & 0xff;
}
*s++=c;
}
}
else for ( ; *s; s++) *s = MSVCRT__tolower_l(*s, NULL);
return ret;
}
/*********************************************************************
* _mbslwr_s(MSVCRT.@)
*/
int CDECL _mbslwr_s(unsigned char* s, MSVCRT_size_t len)
{
if (!s && !len)
{
return 0;
}
else if (!s || !len)
{
*MSVCRT__errno() = MSVCRT_EINVAL;
return MSVCRT_EINVAL;
}
if (get_mbcinfo()->ismbcodepage)
{
unsigned int c;
for ( ; *s && len > 0; len--)
{
c = _mbctolower(_mbsnextc(s));
/* Note that I assume that the size of the character is unchanged */
if (c > 255)
{
*s++=(c>>8);
c=c & 0xff;
}
*s++=c;
}
}
else for ( ; *s && len > 0; s++, len--) *s = MSVCRT__tolower_l(*s, NULL);
if (*s)
{
*s = '\0';
*MSVCRT__errno() = MSVCRT_EINVAL;
return MSVCRT_EINVAL;
}
return 0;
}
/*********************************************************************
* _mbsupr(MSVCRT.@)
*/
unsigned char* CDECL _mbsupr(unsigned char* s)
{
unsigned char *ret = s;
if (!s)
return NULL;
if (get_mbcinfo()->ismbcodepage)
{
unsigned int c;
while (*s)
{
c = _mbctoupper(_mbsnextc(s));
/* Note that I assume that the size of the character is unchanged */
if (c > 255)
{
*s++=(c>>8);
c=c & 0xff;
}
*s++=c;
}
}
else for ( ; *s; s++) *s = MSVCRT__toupper_l(*s, NULL);
return ret;
}
/*********************************************************************
* _mbsupr_s(MSVCRT.@)
*/
int CDECL _mbsupr_s(unsigned char* s, MSVCRT_size_t len)
{
if (!s && !len)
{
return 0;
}
else if (!s || !len)
{
*MSVCRT__errno() = MSVCRT_EINVAL;
return MSVCRT_EINVAL;
}
if (get_mbcinfo()->ismbcodepage)
{
unsigned int c;
for ( ; *s && len > 0; len--)
{
c = _mbctoupper(_mbsnextc(s));
/* Note that I assume that the size of the character is unchanged */
if (c > 255)
{
*s++=(c>>8);
c=c & 0xff;
}
*s++=c;
}
}
else for ( ; *s && len > 0; s++, len--) *s = MSVCRT__toupper_l(*s, NULL);
if (*s)
{
*s = '\0';
*MSVCRT__errno() = MSVCRT_EINVAL;
return MSVCRT_EINVAL;
}
return 0;
}
/*********************************************************************
* _mbsspn_l (MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbsspn_l(const unsigned char* string,
const unsigned char* set, MSVCRT__locale_t locale)
{
const unsigned char *p, *q;
for (p = string; *p; p++)
{
for (q = set; *q; q++)
{
if (_ismbblead_l(*q, locale))
{
/* duplicate a bug in native implementation */
if (!q[1]) break;
if (p[0] == q[0] && p[1] == q[1])
{
p++;
break;
}
q++;
}
else
{
if (p[0] == q[0]) break;
}
}
if (!*q) break;
}
return p - string;
}
/*********************************************************************
* _mbsspn (MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbsspn(const unsigned char* string, const unsigned char* set)
{
return _mbsspn_l(string, set, NULL);
}
/*********************************************************************
* _mbsspnp (MSVCRT.@)
*/
unsigned char* CDECL _mbsspnp(const unsigned char* string, const unsigned char* set)
{
string += _mbsspn( string, set );
return *string ? (unsigned char*)string : NULL;
}
/*********************************************************************
* _mbscspn_l (MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbscspn_l(const unsigned char* str,
const unsigned char* cmp, MSVCRT__locale_t locale)
{
const unsigned char *p, *q;
for (p = str; *p; p++)
{
for (q = cmp; *q; q++)
{
if (_ismbblead_l(*q, locale))
{
/* duplicate a bug in native implementation */
if (!q[1]) return 0;
if (p[0] == q[0] && p[1] == q[1])
return p - str;
q++;
}
else if (p[0] == q[0])
return p - str;
}
}
return p - str;
}
/*********************************************************************
* _mbscspn (MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbscspn(const unsigned char* str, const unsigned char* cmp)
{
return _mbscspn_l(str, cmp, NULL);
}
/*********************************************************************
* _mbsrev (MSVCRT.@)
*/
unsigned char* CDECL _mbsrev(unsigned char* str)
{
int i, len = _mbslen(str);
unsigned char *p, *temp=MSVCRT_malloc(len*2);
if(!temp)
return str;
/* unpack multibyte string to temp buffer */
p=str;
for(i=0; i<len; i++)
{
if (_ismbblead(*p))
{
temp[i*2]=*p++;
temp[i*2+1]=*p++;
}
else
{
temp[i*2]=*p++;
temp[i*2+1]=0;
}
}
/* repack it in the reverse order */
p=str;
for(i=len-1; i>=0; i--)
{
if(_ismbblead(temp[i*2]))
{
*p++=temp[i*2];
*p++=temp[i*2+1];
}
else
{
*p++=temp[i*2];
}
}
MSVCRT_free(temp);
return str;
}
/*********************************************************************
* _mbspbrk (MSVCRT.@)
*/
unsigned char* CDECL _mbspbrk(const unsigned char* str, const unsigned char* accept)
{
const unsigned char* p;
while(*str)
{
for(p = accept; *p; p += (_ismbblead(*p)?2:1) )
{
if (*p == *str)
if( !_ismbblead(*p) || ( *(p+1) == *(str+1) ) )
return (unsigned char*)str;
}
str += (_ismbblead(*str)?2:1);
}
return NULL;
}
/*
* Functions depending on locale codepage
*/
/*********************************************************************
* mblen(MSVCRT.@)
* REMARKS
* Unlike most of the multibyte string functions this function uses
* the locale codepage, not the codepage set by _setmbcp
*/
int CDECL MSVCRT_mblen(const char* str, MSVCRT_size_t size)
{
if (str && *str && size)
{
if(get_locinfo()->mb_cur_max == 1)
return 1; /* ASCII CP */
return !MSVCRT_isleadbyte((unsigned char)*str) ? 1 : (size>1 ? 2 : -1);
}
return 0;
}
/*********************************************************************
* mbrlen(MSVCRT.@)
*/
MSVCRT_size_t CDECL MSVCRT_mbrlen(const char *str, MSVCRT_size_t len, MSVCRT_mbstate_t *state)
{
MSVCRT_mbstate_t s = (state ? *state : 0);
MSVCRT_size_t ret;
if(!len || !str || !*str)
return 0;
if(get_locinfo()->mb_cur_max == 1) {
return 1;
}else if(!s && MSVCRT_isleadbyte((unsigned char)*str)) {
if(len == 1) {
s = (unsigned char)*str;
ret = -2;
}else {
ret = 2;
}
}else if(!s) {
ret = 1;
}else {
s = 0;
ret = 2;
}
if(state)
*state = s;
return ret;
}
/*********************************************************************
* _mbstrlen_l(MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbstrlen_l(const char* str, MSVCRT__locale_t locale)
{
MSVCRT_pthreadlocinfo locinfo;
if(!locale)
locinfo = get_locinfo();
else
locinfo = locale->locinfo;
if(locinfo->mb_cur_max > 1) {
MSVCRT_size_t len;
len = MultiByteToWideChar(locinfo->lc_codepage, MB_ERR_INVALID_CHARS,
str, -1, NULL, 0);
if (!len) {
*MSVCRT__errno() = MSVCRT_EILSEQ;
return -1;
}
return len - 1;
}
return strlen(str);
}
/*********************************************************************
* _mbstrlen(MSVCRT.@)
*/
MSVCRT_size_t CDECL _mbstrlen(const char* str)
{
return _mbstrlen_l(str, NULL);
}
/*********************************************************************
* _mbtowc_l(MSVCRT.@)
*/
int CDECL MSVCRT_mbtowc_l(MSVCRT_wchar_t *dst, const char* str, MSVCRT_size_t n, MSVCRT__locale_t locale)
{
MSVCRT_pthreadlocinfo locinfo;
MSVCRT_wchar_t tmpdst = '\0';
if(!locale)
locinfo = get_locinfo();
else
locinfo = locale->locinfo;
if(n <= 0 || !str)
return 0;
if(!*str) {
if(dst) *dst = 0;
return 0;
}
if(!locinfo->lc_codepage) {
if(dst) *dst = (unsigned char)*str;
return 1;
}
if(n>=2 && MSVCRT__isleadbyte_l((unsigned char)*str, locale)) {
if(!MultiByteToWideChar(locinfo->lc_codepage, 0, str, 2, &tmpdst, 1))
return -1;
if(dst) *dst = tmpdst;
return 2;
}
if(!MultiByteToWideChar(locinfo->lc_codepage, 0, str, 1, &tmpdst, 1))
return -1;
if(dst) *dst = tmpdst;
return 1;
}
/*********************************************************************
* mbtowc(MSVCRT.@)
*/
int CDECL MSVCRT_mbtowc(MSVCRT_wchar_t *dst, const char* str, MSVCRT_size_t n)
{
return MSVCRT_mbtowc_l(dst, str, n, NULL);
}
/*********************************************************************
* mbrtowc(MSVCRT.@)
*/
MSVCRT_size_t CDECL MSVCRT_mbrtowc(MSVCRT_wchar_t *dst, const char *str,
MSVCRT_size_t n, MSVCRT_mbstate_t *state)
{
MSVCRT_pthreadlocinfo locinfo = get_locinfo();
MSVCRT_mbstate_t s = (state ? *state : 0);
char tmpstr[2];
int len = 0;
if(dst)
*dst = 0;
if(!n || !str || !*str)
return 0;
if(locinfo->mb_cur_max == 1) {
tmpstr[len++] = *str;
}else if(!s && MSVCRT_isleadbyte((unsigned char)*str)) {
if(n == 1) {
s = (unsigned char)*str;
len = -2;
}else {
tmpstr[0] = str[0];
tmpstr[1] = str[1];
len = 2;
}
}else if(!s) {
tmpstr[len++] = *str;
}else {
tmpstr[0] = s;
tmpstr[1] = *str;
len = 2;
s = 0;
}
if(len > 0) {
if(!MultiByteToWideChar(locinfo->lc_codepage, 0, tmpstr, len, dst, dst ? 1 : 0))
len = -1;
}
if(state)
*state = s;
return len;
}
/*********************************************************************
* _mbstowcs_l(MSVCRT.@)
*/
MSVCRT_size_t CDECL MSVCRT__mbstowcs_l(MSVCRT_wchar_t *wcstr, const char *mbstr,
MSVCRT_size_t count, MSVCRT__locale_t locale)
{
MSVCRT_pthreadlocinfo locinfo;
MSVCRT_size_t i, size;
if(!mbstr) {
*MSVCRT__errno() = MSVCRT_EINVAL;
return -1;
}
if(!locale)
locinfo = get_locinfo();
else
locinfo = locale->locinfo;
if(!locinfo->lc_codepage) {
if(!wcstr)
return strlen(mbstr);
for(i=0; i<count; i++) {
wcstr[i] = (unsigned char)mbstr[i];
if(!wcstr[i]) break;
}
return i;
}
/* Ignore count parameter */
if(!wcstr)
return MultiByteToWideChar(locinfo->lc_codepage, 0, mbstr, -1, NULL, 0)-1;
for(i=0, size=0; i<count; i++) {
if(mbstr[size] == '\0')
break;
size += (MSVCRT__isleadbyte_l((unsigned char)mbstr[size], locale) ? 2 : 1);
}
if(size) {
size = MultiByteToWideChar(locinfo->lc_codepage, 0,
mbstr, size, wcstr, count);
if(!size) {
if(count) wcstr[0] = '\0';
*MSVCRT__errno() = MSVCRT_EILSEQ;
return -1;
}
}
if(size<count)
wcstr[size] = '\0';
return size;
}
/*********************************************************************
* mbstowcs(MSVCRT.@)
*/
MSVCRT_size_t CDECL MSVCRT_mbstowcs(MSVCRT_wchar_t *wcstr,
const char *mbstr, MSVCRT_size_t count)
{
return MSVCRT__mbstowcs_l(wcstr, mbstr, count, NULL);
}
/*********************************************************************
* _mbstowcs_s_l(MSVCRT.@)
*/
int CDECL MSVCRT__mbstowcs_s_l(MSVCRT_size_t *ret, MSVCRT_wchar_t *wcstr,
MSVCRT_size_t size, const char *mbstr,
MSVCRT_size_t count, MSVCRT__locale_t locale)
{
MSVCRT_size_t conv;
int err = 0;
if(!wcstr && !size) {
conv = MSVCRT__mbstowcs_l(NULL, mbstr, 0, locale);
if(ret)
*ret = conv+1;
return 0;
}
if (!MSVCRT_CHECK_PMT(wcstr != NULL)) return MSVCRT_EINVAL;
if (!MSVCRT_CHECK_PMT(mbstr != NULL)) {
if(size) wcstr[0] = '\0';
return MSVCRT_EINVAL;
}
if(count==MSVCRT__TRUNCATE || size<count)
conv = size;
else
conv = count;
conv = MSVCRT__mbstowcs_l(wcstr, mbstr, conv, locale);
if(conv<size)
wcstr[conv++] = '\0';
else if(conv==size && count==MSVCRT__TRUNCATE && wcstr[conv-1]!='\0') {
wcstr[conv-1] = '\0';
err = MSVCRT_STRUNCATE;
}else if(conv==size && wcstr[conv-1]!='\0') {
MSVCRT_INVALID_PMT("wcstr[size] is too small", MSVCRT_ERANGE);
if(size)
wcstr[0] = '\0';
return MSVCRT_ERANGE;
}
if(ret)
*ret = conv;
return err;
}
/*********************************************************************
* mbstowcs_s(MSVCRT.@)
*/
int CDECL MSVCRT__mbstowcs_s(MSVCRT_size_t *ret, MSVCRT_wchar_t *wcstr,
MSVCRT_size_t size, const char *mbstr, MSVCRT_size_t count)
{
return MSVCRT__mbstowcs_s_l(ret, wcstr, size, mbstr, count, NULL);
}
/*********************************************************************
* mbsrtowcs(MSVCRT.@)
*/
MSVCRT_size_t CDECL MSVCRT_mbsrtowcs(MSVCRT_wchar_t *wcstr,
const char **pmbstr, MSVCRT_size_t count, MSVCRT_mbstate_t *state)
{
MSVCRT_mbstate_t s = (state ? *state : 0);
MSVCRT_wchar_t tmpdst;
MSVCRT_size_t ret = 0;
const char *p;
if(!MSVCRT_CHECK_PMT(pmbstr != NULL))
return -1;
p = *pmbstr;
while(!wcstr || count>ret) {
int ch_len = MSVCRT_mbrtowc(&tmpdst, p, 2, &s);
if(wcstr)
wcstr[ret] = tmpdst;
if(ch_len < 0) {
return -1;
}else if(ch_len == 0) {
if(wcstr) *pmbstr = NULL;
return ret;
}
p += ch_len;
ret++;
}
if(wcstr) *pmbstr = p;
return ret;
}
/*********************************************************************
* mbsrtowcs_s(MSVCRT.@)
*/
int CDECL MSVCRT_mbsrtowcs_s(MSVCRT_size_t *ret, MSVCRT_wchar_t *wcstr, MSVCRT_size_t len,
const char **mbstr, MSVCRT_size_t count, MSVCRT_mbstate_t *state)
{
MSVCRT_size_t tmp;
if(!ret) ret = &tmp;
if(!MSVCRT_CHECK_PMT(!!wcstr == !!len)) {
*ret = -1;
return MSVCRT_EINVAL;
}
*ret = MSVCRT_mbsrtowcs(wcstr, mbstr, count>len ? len : count, state);
if(*ret == -1) {
if(wcstr) *wcstr = 0;
return *MSVCRT__errno();
}
(*ret)++;
if(*ret > len) {
/* no place for terminating '\0' */
if(wcstr) *wcstr = 0;
return 0;
}
if(wcstr) wcstr[(*ret)-1] = 0;
return 0;
}
/*********************************************************************
* _mbctohira (MSVCRT.@)
*
* Converts a sjis katakana character to hiragana.
*/
unsigned int CDECL _mbctohira(unsigned int c)
{
if(_ismbckata(c) && c <= 0x8393)
return (c - 0x8340 - (c >= 0x837f ? 1 : 0)) + 0x829f;
return c;
}
/*********************************************************************
* _mbctokata (MSVCRT.@)
*
* Converts a sjis hiragana character to katakana.
*/
unsigned int CDECL _mbctokata(unsigned int c)
{
if(_ismbchira(c))
return (c - 0x829f) + 0x8340 + (c >= 0x82de ? 1 : 0);
return c;
}
/*********************************************************************
* _ismbcl0_l (MSVCRT.@)
*/
int CDECL _ismbcl0_l(unsigned int c, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
if(!locale)
mbcinfo = get_mbcinfo();
else
mbcinfo = locale->mbcinfo;
if(mbcinfo->mbcodepage == 932)
{
/* JIS non-Kanji */
return _ismbclegal_l(c, locale) && c >= 0x8140 && c <= 0x889e;
}
return 0;
}
/*********************************************************************
* _ismbcl0 (MSVCRT.@)
*/
int CDECL _ismbcl0(unsigned int c)
{
return _ismbcl0_l(c, NULL);
}
/*********************************************************************
* _ismbcl1_l (MSVCRT.@)
*/
int CDECL _ismbcl1_l(unsigned int c, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
if(!locale)
mbcinfo = get_mbcinfo();
else
mbcinfo = locale->mbcinfo;
if(mbcinfo->mbcodepage == 932)
{
/* JIS level-1 */
return _ismbclegal_l(c, locale) && c >= 0x889f && c <= 0x9872;
}
return 0;
}
/*********************************************************************
* _ismbcl1 (MSVCRT.@)
*/
int CDECL _ismbcl1(unsigned int c)
{
return _ismbcl1_l(c, NULL);
}
/*********************************************************************
* _ismbcl2_l (MSVCRT.@)
*/
int CDECL _ismbcl2_l(unsigned int c, MSVCRT__locale_t locale)
{
MSVCRT_pthreadmbcinfo mbcinfo;
if(!locale)
mbcinfo = get_mbcinfo();
else
mbcinfo = locale->mbcinfo;
if(mbcinfo->mbcodepage == 932)
{
/* JIS level-2 */
return _ismbclegal_l(c, locale) && c >= 0x989f && c <= 0xeaa4;
}
return 0;
}
/*********************************************************************
* _ismbcl2 (MSVCRT.@)
*/
int CDECL _ismbcl2(unsigned int c)
{
return _ismbcl2_l(c, NULL);
}