Sweden-Number/dlls/msvcrt/wcs.c

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/*
* msvcrt.dll wide-char functions
*
* Copyright 1999 Alexandre Julliard
* Copyright 2000 Jon Griffiths
*/
#include <limits.h>
#include <stdio.h>
#include "msvcrt.h"
#include "winnls.h"
#include "wine/unicode.h"
DEFAULT_DEBUG_CHANNEL(msvcrt);
/* INTERNAL: MSVCRT_malloc() based wstrndup */
LPWSTR MSVCRT__wstrndup(LPCWSTR buf, unsigned int size)
{
WCHAR* ret;
unsigned int len = strlenW(buf), max_len;
max_len = size <= len? size : len + 1;
ret = MSVCRT_malloc(max_len * sizeof (WCHAR));
if (ret)
{
memcpy(ret,buf,max_len * sizeof (WCHAR));
ret[max_len] = 0;
}
return ret;
}
/*********************************************************************
* _wcsdup (MSVCRT.@)
*/
LPWSTR __cdecl MSVCRT__wcsdup( LPCWSTR str )
{
LPWSTR ret = NULL;
if (str)
{
int size = (strlenW(str) + 1) * sizeof(WCHAR);
ret = MSVCRT_malloc( size );
if (ret) memcpy( ret, str, size );
}
return ret;
}
/*********************************************************************
* _wcsicoll (MSVCRT.@)
*/
INT __cdecl MSVCRT__wcsicoll( LPCWSTR str1, LPCWSTR str2 )
{
/* FIXME: handle collates */
return strcmpiW( str1, str2 );
}
/*********************************************************************
* _wcsnset (MSVCRT.@)
*/
LPWSTR __cdecl MSVCRT__wcsnset( LPWSTR str, WCHAR c, INT n )
{
LPWSTR ret = str;
while ((n-- > 0) && *str) *str++ = c;
return ret;
}
/*********************************************************************
* _wcsrev (MSVCRT.@)
*/
LPWSTR __cdecl MSVCRT__wcsrev( LPWSTR str )
{
LPWSTR ret = str;
LPWSTR end = str + strlenW(str) - 1;
while (end > str)
{
WCHAR t = *end;
*end-- = *str;
*str++ = t;
}
return ret;
}
/*********************************************************************
* _wcsset (MSVCRT.@)
*/
LPWSTR __cdecl MSVCRT__wcsset( LPWSTR str, WCHAR c )
{
LPWSTR ret = str;
while (*str) *str++ = c;
return ret;
}
/*********************************************************************
* _vsnwprintf (MSVCRT.@)
*/
int __cdecl MSVCRT__vsnwprintf(WCHAR *str, unsigned int len,
const WCHAR *format, va_list valist)
{
/* If you fix a bug in this function, fix it in ntdll/wcstring.c also! */
unsigned int written = 0;
const WCHAR *iter = format;
char bufa[256], fmtbufa[64], *fmta;
TRACE("(%d,%s)\n",len,debugstr_w(format));
while (*iter)
{
while (*iter && *iter != (WCHAR)L'%')
{
if (written++ >= len)
return -1;
*str++ = *iter++;
}
if (*iter == (WCHAR)L'%')
{
fmta = fmtbufa;
*fmta++ = *iter++;
while (*iter == (WCHAR)L'0' ||
*iter == (WCHAR)L'+' ||
*iter == (WCHAR)L'-' ||
*iter == (WCHAR)L' ' ||
*iter == (WCHAR)L'0' ||
*iter == (WCHAR)L'*' ||
*iter == (WCHAR)L'#')
{
if (*iter == (WCHAR)L'*')
{
char *buffiter = bufa;
int fieldlen = va_arg(valist, int);
sprintf(buffiter, "%d", fieldlen);
while (*buffiter)
*fmta++ = *buffiter++;
}
else
*fmta++ = *iter;
iter++;
}
while (isdigit(*iter))
*fmta++ = *iter++;
if (*iter == (WCHAR)L'.')
{
*fmta++ = *iter++;
if (*iter == (WCHAR)L'*')
{
char *buffiter = bufa;
int fieldlen = va_arg(valist, int);
sprintf(buffiter, "%d", fieldlen);
while (*buffiter)
*fmta++ = *buffiter++;
}
else
while (isdigit(*iter))
*fmta++ = *iter++;
}
if (*iter == (WCHAR)L'h' ||
*iter == (WCHAR)L'l')
{
*fmta++ = *iter++;
*fmta++ = *iter++;
}
switch (*iter)
{
case (WCHAR)L's':
{
static const WCHAR none[] = { '(', 'n', 'u', 'l', 'l', ')', 0 };
const WCHAR *wstr = va_arg(valist, const WCHAR *);
const WCHAR *striter = wstr ? wstr : none;
while (*striter)
{
if (written++ >= len)
return -1;
*str++ = *striter++;
}
iter++;
break;
}
case (WCHAR)L'c':
if (written++ >= len)
return -1;
*str++ = (WCHAR)va_arg(valist, int);
iter++;
break;
default:
{
/* For non wc types, use system sprintf and append to wide char output */
/* FIXME: for unrecognised types, should ignore % when printing */
char *bufaiter = bufa;
if (*iter == (WCHAR)L'p')
sprintf(bufaiter, "%08lX", va_arg(valist, long));
else
{
*fmta++ = *iter;
*fmta = '\0';
sprintf(bufaiter, fmtbufa, va_arg(valist, void *));
}
while (*bufaiter)
{
if (written++ >= len)
return -1;
*str++ = *bufaiter++;
}
iter++;
break;
}
}
}
}
if (written >= len)
return -1;
*str++ = (WCHAR)L'\0';
return (int)written;
}
/*********************************************************************
* vswprintf (MSVCRT.@)
*/
int __cdecl MSVCRT_vswprintf( LPWSTR str, LPCWSTR format, va_list args )
{
return MSVCRT__vsnwprintf( str, INT_MAX, format, args );
}
/*********************************************************************
* wcscoll (MSVCRT.@)
*/
DWORD __cdecl MSVCRT_wcscoll( LPCWSTR str1, LPCWSTR str2 )
{
/* FIXME: handle collates */
return strcmpW( str1, str2 );
}
/*********************************************************************
* wcspbrk (MSVCRT.@)
*/
LPWSTR __cdecl MSVCRT_wcspbrk( LPCWSTR str, LPCWSTR accept )
{
LPCWSTR p;
while (*str)
{
for (p = accept; *p; p++) if (*p == *str) return (LPWSTR)str;
str++;
}
return NULL;
}
/*********************************************************************
* wctomb (MSVCRT.@)
*/
INT __cdecl MSVCRT_wctomb( char *dst, WCHAR ch )
{
return WideCharToMultiByte( CP_ACP, 0, &ch, 1, dst, 6, NULL, NULL );
}
/*********************************************************************
* iswalnum (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswalnum( WCHAR wc )
{
return get_char_typeW(wc) & (C1_ALPHA|C1_DIGIT|C1_LOWER|C1_UPPER);
}
/*********************************************************************
* iswalpha (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswalpha( WCHAR wc )
{
return get_char_typeW(wc) & (C1_ALPHA|C1_LOWER|C1_UPPER);
}
/*********************************************************************
* iswcntrl (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswcntrl( WCHAR wc )
{
return get_char_typeW(wc) & C1_CNTRL;
}
/*********************************************************************
* iswdigit (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswdigit( WCHAR wc )
{
return get_char_typeW(wc) & C1_DIGIT;
}
/*********************************************************************
* iswgraph (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswgraph( WCHAR wc )
{
return get_char_typeW(wc) & (C1_ALPHA|C1_PUNCT|C1_DIGIT|C1_LOWER|C1_UPPER);
}
/*********************************************************************
* iswlower (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswlower( WCHAR wc )
{
return get_char_typeW(wc) & C1_LOWER;
}
/*********************************************************************
* iswprint (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswprint( WCHAR wc )
{
return get_char_typeW(wc) & (C1_ALPHA|C1_BLANK|C1_PUNCT|C1_DIGIT|C1_LOWER|C1_UPPER);
}
/*********************************************************************
* iswpunct (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswpunct( WCHAR wc )
{
return get_char_typeW(wc) & C1_PUNCT;
}
/*********************************************************************
* iswspace (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswspace( WCHAR wc )
{
return get_char_typeW(wc) & C1_SPACE;
}
/*********************************************************************
* iswupper (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswupper( WCHAR wc )
{
return get_char_typeW(wc) & C1_UPPER;
}
/*********************************************************************
* iswxdigit (MSVCRT.@)
*/
INT __cdecl MSVCRT_iswxdigit( WCHAR wc )
{
return get_char_typeW(wc) & C1_XDIGIT;
}
extern char *__cdecl _itoa( long , char *, int);
extern char *__cdecl _ultoa( long , char *, int);
extern char *__cdecl _ltoa( long , char *, int);
/*********************************************************************
* _itow (MSVCRT.@)
*/
WCHAR* __cdecl MSVCRT__itow(int value,WCHAR* out,int base)
{
char buf[64];
_itoa(value, buf, base);
MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, buf, -1, out, 128);
return out;
}
/*********************************************************************
* _ltow (MSVCRT.@)
*/
WCHAR* __cdecl MSVCRT__ltow(long value,WCHAR* out,int base)
{
char buf[128];
_ltoa(value, buf, base);
MultiByteToWideChar (CP_ACP, MB_PRECOMPOSED, buf, -1, out, 128);
return out;
}
/*********************************************************************
* _ultow (MSVCRT.@)
*/
WCHAR* __cdecl MSVCRT__ultow(unsigned long value,WCHAR* out,int base)
{
char buf[128];
_ultoa(value, buf, base);
MultiByteToWideChar (CP_ACP, MB_PRECOMPOSED, buf, -1, out, 128);
return out;
}