2 * NTDLL wide-char functions
4 * Copyright 2000 Alexandre Julliard
5 * Copyright 2000 Jon Griffiths
19 #include "wine/unicode.h"
21 #include "debugtools.h"
23 DEFAULT_DEBUG_CHANNEL(ntdll);
26 /*********************************************************************
29 INT __cdecl NTDLL__wcsicmp( LPCWSTR str1, LPCWSTR str2 )
31 return strcmpiW( str1, str2 );
35 /*********************************************************************
38 LPWSTR __cdecl NTDLL__wcslwr( LPWSTR str )
40 return strlwrW( str );
44 /*********************************************************************
47 INT __cdecl NTDLL__wcsnicmp( LPCWSTR str1, LPCWSTR str2, INT n )
49 return strncmpiW( str1, str2, n );
53 /*********************************************************************
56 LPWSTR __cdecl NTDLL__wcsupr( LPWSTR str )
58 return struprW( str );
62 /*********************************************************************
65 WCHAR __cdecl NTDLL_towlower( WCHAR ch )
71 /*********************************************************************
74 WCHAR __cdecl NTDLL_towupper( WCHAR ch )
80 /***********************************************************************
83 LPWSTR __cdecl NTDLL_wcscat( LPWSTR dst, LPCWSTR src )
85 return strcatW( dst, src );
89 /*********************************************************************
92 LPWSTR __cdecl NTDLL_wcschr( LPCWSTR str, WCHAR ch )
94 return strchrW( str, ch );
98 /*********************************************************************
101 INT __cdecl NTDLL_wcscmp( LPCWSTR str1, LPCWSTR str2 )
103 return strcmpW( str1, str2 );
107 /***********************************************************************
110 LPWSTR __cdecl NTDLL_wcscpy( LPWSTR dst, LPCWSTR src )
112 return strcpyW( dst, src );
116 /*********************************************************************
119 INT __cdecl NTDLL_wcscspn( LPCWSTR str, LPCWSTR reject )
125 while (*p && (*p != *str)) p++;
133 /***********************************************************************
136 INT __cdecl NTDLL_wcslen( LPCWSTR str )
138 return strlenW( str );
142 /*********************************************************************
145 LPWSTR __cdecl NTDLL_wcsncat( LPWSTR s1, LPCWSTR s2, INT n )
149 while (n-- > 0) if (!(*s1++ = *s2++)) return ret;
155 /*********************************************************************
158 INT __cdecl NTDLL_wcsncmp( LPCWSTR str1, LPCWSTR str2, INT n )
160 return strncmpW( str1, str2, n );
164 /*********************************************************************
167 LPWSTR __cdecl NTDLL_wcsncpy( LPWSTR s1, LPCWSTR s2, INT n )
169 return strncpyW( s1, s2, n );
173 /*********************************************************************
176 LPWSTR __cdecl NTDLL_wcspbrk( LPCWSTR str, LPCWSTR accept )
181 for (p = accept; *p; p++) if (*p == *str) return (LPWSTR)str;
188 /*********************************************************************
191 LPWSTR __cdecl NTDLL_wcsrchr( LPWSTR str, WCHAR ch )
196 if (*str == ch) last = str;
203 /*********************************************************************
206 INT __cdecl NTDLL_wcsspn( LPCWSTR str, LPCWSTR accept )
212 while (*p && (*p != *str)) p++;
220 /*********************************************************************
223 LPWSTR __cdecl NTDLL_wcsstr( LPCWSTR str, LPCWSTR sub )
225 return strstrW( str, sub );
229 /*********************************************************************
232 LPWSTR __cdecl NTDLL_wcstok( LPWSTR str, LPCWSTR delim )
234 static LPWSTR next = NULL;
238 if (!(str = next)) return NULL;
240 while (*str && NTDLL_wcschr( delim, *str )) str++;
241 if (!*str) return NULL;
243 while (*str && !NTDLL_wcschr( delim, *str )) str++;
244 if (*str) *str++ = 0;
250 /*********************************************************************
253 INT __cdecl NTDLL_wcstombs( LPSTR dst, LPCWSTR src, INT n )
256 if (n <= 0) return 0;
257 ret = WideCharToMultiByte( CP_ACP, 0, src, -1, dst, dst ? n : 0, NULL, NULL );
258 if (!ret) return n; /* overflow */
259 return ret - 1; /* do not count terminating NULL */
263 /*********************************************************************
266 INT __cdecl NTDLL_mbstowcs( LPWSTR dst, LPCSTR src, INT n )
269 if (n <= 0) return 0;
270 ret = MultiByteToWideChar( CP_ACP, 0, src, -1, dst, dst ? n : 0 );
271 if (!ret) return n; /* overflow */
272 return ret - 1; /* do not count terminating NULL */
276 /*********************************************************************
278 * Like strtol, but for wide character strings.
280 INT __cdecl NTDLL_wcstol(LPCWSTR s,LPWSTR *end,INT base)
282 LPSTR sA = HEAP_strdupWtoA(GetProcessHeap(),0,s),endA;
283 INT ret = strtol(sA,&endA,base);
285 HeapFree(GetProcessHeap(),0,sA);
286 if (end) *end = ((LPWSTR)s)+(endA-sA); /* pointer magic checked. */
291 /*********************************************************************
293 * Like strtoul, but for wide character strings.
295 INT __cdecl NTDLL_wcstoul(LPCWSTR s,LPWSTR *end,INT base)
297 LPSTR sA = HEAP_strdupWtoA(GetProcessHeap(),0,s),endA;
298 INT ret = strtoul(sA,&endA,base);
300 HeapFree(GetProcessHeap(),0,sA);
301 if (end) *end = ((LPWSTR)s)+(endA-sA); /* pointer magic checked. */
306 /*********************************************************************
309 INT __cdecl NTDLL_iswctype( WCHAR wc, WCHAR wct )
311 return (get_char_typeW(wc) & 0xfff) & wct;
315 /*********************************************************************
318 INT __cdecl NTDLL_iswalpha( WCHAR wc )
320 return get_char_typeW(wc) & C1_ALPHA;
324 /*********************************************************************
326 * Like _ultoa, but for wide character strings.
328 LPWSTR __cdecl _ultow(ULONG value, LPWSTR string, INT radix)
336 if (radix > 36 || radix <= 1)
339 while (v || tp == tmp)
346 *tp++ = i + 'a' - 10;
356 /*********************************************************************
358 * Like atol, but for wide character strings.
360 LONG __cdecl _wtol(LPWSTR string)
363 NTDLL_wcstombs( buffer, string, sizeof(buffer) );
364 return atol( buffer );
367 /*********************************************************************
370 INT __cdecl _wtoi(LPWSTR string)
372 return _wtol(string);
375 /* INTERNAL: Wide char snprintf
376 * If you fix a bug in this function, fix it in msvcrt/wcs.c also!
378 static int __cdecl NTDLL_vsnwprintf(WCHAR *str, unsigned int len,
379 const WCHAR *format, va_list valist)
381 unsigned int written = 0;
382 const WCHAR *iter = format;
383 char bufa[256], fmtbufa[64], *fmta;
385 TRACE("(%d,%s)\n",len,debugstr_w(format));
389 while (*iter && *iter != (WCHAR)L'%')
391 if (written++ >= len)
395 if (*iter == (WCHAR)L'%')
399 while (*iter == (WCHAR)L'0' ||
400 *iter == (WCHAR)L'+' ||
401 *iter == (WCHAR)L'-' ||
402 *iter == (WCHAR)L' ' ||
403 *iter == (WCHAR)L'0' ||
404 *iter == (WCHAR)L'*' ||
405 *iter == (WCHAR)L'#')
407 if (*iter == (WCHAR)L'*')
409 char *buffiter = bufa;
410 int fieldlen = va_arg(valist, int);
411 sprintf(buffiter, "%d", fieldlen);
413 *fmta++ = *buffiter++;
420 while (isdigit(*iter))
423 if (*iter == (WCHAR)L'.')
426 if (*iter == (WCHAR)L'*')
428 char *buffiter = bufa;
429 int fieldlen = va_arg(valist, int);
430 sprintf(buffiter, "%d", fieldlen);
432 *fmta++ = *buffiter++;
435 while (isdigit(*iter))
438 if (*iter == (WCHAR)L'h' ||
439 *iter == (WCHAR)L'l')
449 static const WCHAR none[] = { '(', 'n', 'u', 'l', 'l', ')', 0 };
450 const WCHAR *wstr = va_arg(valist, const WCHAR *);
451 const WCHAR *striter = wstr ? wstr : none;
454 if (written++ >= len)
463 if (written++ >= len)
465 *str++ = (WCHAR)va_arg(valist, int);
471 /* For non wc types, use system sprintf and append to wide char output */
472 /* FIXME: for unrecognised types, should ignore % when printing */
473 char *bufaiter = bufa;
474 if (*iter == (WCHAR)L'p')
475 sprintf(bufaiter, "%08lX", va_arg(valist, long));
480 if (*iter == (WCHAR)L'f')
481 sprintf(bufaiter, fmtbufa, va_arg(valist, double));
483 sprintf(bufaiter, fmtbufa, va_arg(valist, void *));
487 if (written++ >= len)
489 *str++ = *bufaiter++;
499 *str++ = (WCHAR)L'\0';
504 /***********************************************************************
505 * _snwprintf (NTDLL.@)
507 int __cdecl _snwprintf(WCHAR *str, unsigned int len, const WCHAR *format, ...)
511 va_start(valist, format);
512 retval = NTDLL_vsnwprintf(str, len, format, valist);
518 /***********************************************************************
521 int __cdecl NTDLL_swprintf(WCHAR *str, const WCHAR *format, ...)
525 va_start(valist, format);
526 retval = NTDLL_vsnwprintf(str, INT_MAX, format, valist);