2 * USER string functions
4 * Copyright 1993 Yngvi Sigurjonsson (yngvi@hafro.is)
5 * Copyright 1996 Alexandre Julliard
6 * Copyright 1996 Marcus Meissner
20 #include "wine/exception.h"
21 #include "wine/keyboard16.h"
22 #include "wine/unicode.h"
23 #include "wine/winbase16.h"
24 #include "wine/winuser16.h"
27 #include "debugtools.h"
29 DEFAULT_DEBUG_CHANNEL(resource);
31 /* filter for page-fault exceptions */
32 static WINE_EXCEPTION_FILTER(page_fault)
34 if (GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION ||
35 GetExceptionCode() == EXCEPTION_PRIV_INSTRUCTION)
36 return EXCEPTION_EXECUTE_HANDLER;
37 return EXCEPTION_CONTINUE_SEARCH;
40 /***********************************************************************
41 * AnsiToOem (KEYBOARD.5)
43 INT16 WINAPI AnsiToOem16( LPCSTR s, LPSTR d )
50 /***********************************************************************
51 * OemToAnsi (KEYBOARD.6)
53 INT16 WINAPI OemToAnsi16( LPCSTR s, LPSTR d )
60 /***********************************************************************
61 * AnsiToOemBuff (KEYBOARD.134)
63 void WINAPI AnsiToOemBuff16( LPCSTR s, LPSTR d, UINT16 len )
65 if (len != 0) CharToOemBuffA( s, d, len );
69 /***********************************************************************
70 * OemToAnsiBuff (KEYBOARD.135)
72 void WINAPI OemToAnsiBuff16( LPCSTR s, LPSTR d, UINT16 len )
74 if (len != 0) OemToCharBuffA( s, d, len );
78 /***********************************************************************
81 INT16 WINAPI lstrcmp16( LPCSTR str1, LPCSTR str2 )
83 return (INT16)strcmp( str1, str2 );
87 /***********************************************************************
88 * AnsiUpper (USER.431)
90 SEGPTR WINAPI AnsiUpper16( SEGPTR strOrChar )
92 /* uppercase only one char if strOrChar < 0x10000 */
93 if (HIWORD(strOrChar))
95 CharUpperA( MapSL(strOrChar) );
98 else return toupper((char)strOrChar);
102 /***********************************************************************
103 * AnsiLower (USER.432)
105 SEGPTR WINAPI AnsiLower16( SEGPTR strOrChar )
107 /* lowercase only one char if strOrChar < 0x10000 */
108 if (HIWORD(strOrChar))
110 CharLowerA( MapSL(strOrChar) );
113 else return tolower((char)strOrChar);
117 /***********************************************************************
118 * AnsiUpperBuff (USER.437)
120 UINT16 WINAPI AnsiUpperBuff16( LPSTR str, UINT16 len )
122 CharUpperBuffA( str, len ? len : 65536 );
127 /***********************************************************************
128 * AnsiLowerBuff (USER.438)
130 UINT16 WINAPI AnsiLowerBuff16( LPSTR str, UINT16 len )
132 CharLowerBuffA( str, len ? len : 65536 );
137 /***********************************************************************
138 * AnsiNext (USER.472)
140 SEGPTR WINAPI AnsiNext16(SEGPTR current)
142 char *ptr = MapSL(current);
143 return current + (CharNextA(ptr) - ptr);
147 /***********************************************************************
148 * AnsiPrev (USER.473)
150 SEGPTR WINAPI AnsiPrev16( LPCSTR start, SEGPTR current )
152 char *ptr = MapSL(current);
153 return current - (ptr - CharPrevA( start, ptr ));
157 /***********************************************************************
158 * CharNextA (USER32.@)
160 LPSTR WINAPI CharNextA( LPCSTR ptr )
162 if (!*ptr) return (LPSTR)ptr;
163 if (IsDBCSLeadByte( ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2);
164 return (LPSTR)(ptr + 1);
168 /***********************************************************************
169 * CharNextExA (USER32.@)
171 LPSTR WINAPI CharNextExA( WORD codepage, LPCSTR ptr, DWORD flags )
173 if (!*ptr) return (LPSTR)ptr;
174 if (IsDBCSLeadByteEx( codepage, ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2);
175 return (LPSTR)(ptr + 1);
179 /***********************************************************************
180 * CharNextExW (USER32.@)
182 LPWSTR WINAPI CharNextExW( WORD codepage, LPCWSTR ptr, DWORD flags )
184 /* doesn't make sense, there are no codepages for Unicode */
189 /***********************************************************************
190 * CharNextW (USER32.@)
192 LPWSTR WINAPI CharNextW(LPCWSTR x)
200 /***********************************************************************
201 * CharPrevA (USER32.@)
203 LPSTR WINAPI CharPrevA( LPCSTR start, LPCSTR ptr )
205 while (*start && (start < ptr))
207 LPCSTR next = CharNextA( start );
208 if (next >= ptr) break;
215 /***********************************************************************
216 * CharPrevExA (USER32.@)
218 LPSTR WINAPI CharPrevExA( WORD codepage, LPCSTR start, LPCSTR ptr, DWORD flags )
220 while (*start && (start < ptr))
222 LPCSTR next = CharNextExA( codepage, start, flags );
223 if (next > ptr) break;
230 /***********************************************************************
231 * CharPrevExW (USER32.@)
233 LPSTR WINAPI CharPrevExW( WORD codepage, LPCWSTR start, LPCWSTR ptr, DWORD flags )
235 /* doesn't make sense, there are no codepages for Unicode */
240 /***********************************************************************
241 * CharPrevW (USER32.@)
243 LPWSTR WINAPI CharPrevW(LPCWSTR start,LPCWSTR x)
245 if (x>start) return (LPWSTR)(x-1);
246 else return (LPWSTR)x;
250 /***********************************************************************
251 * CharToOemA (USER32.@)
253 BOOL WINAPI CharToOemA( LPCSTR s, LPSTR d )
255 if ( !s || !d ) return TRUE;
256 return CharToOemBuffA( s, d, strlen( s ) + 1 );
260 /***********************************************************************
261 * CharToOemBuffA (USER32.@)
263 BOOL WINAPI CharToOemBuffA( LPCSTR s, LPSTR d, DWORD len )
267 bufW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
270 MultiByteToWideChar( CP_ACP, 0, s, len, bufW, len );
271 WideCharToMultiByte( CP_OEMCP, 0, bufW, len, d, len, NULL, NULL );
272 HeapFree( GetProcessHeap(), 0, bufW );
278 /***********************************************************************
279 * CharToOemBuffW (USER32.@)
281 BOOL WINAPI CharToOemBuffW( LPCWSTR s, LPSTR d, DWORD len )
283 if ( !s || !d ) return TRUE;
284 WideCharToMultiByte( CP_OEMCP, 0, s, len, d, len, NULL, NULL );
289 /***********************************************************************
290 * CharToOemW (USER32.@)
292 BOOL WINAPI CharToOemW( LPCWSTR s, LPSTR d )
294 return CharToOemBuffW( s, d, strlenW( s ) + 1 );
298 /***********************************************************************
299 * OemToCharA (USER32.@)
301 BOOL WINAPI OemToCharA( LPCSTR s, LPSTR d )
303 return OemToCharBuffA( s, d, strlen( s ) + 1 );
307 /***********************************************************************
308 * OemToCharBuffA (USER32.@)
310 BOOL WINAPI OemToCharBuffA( LPCSTR s, LPSTR d, DWORD len )
314 bufW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
317 MultiByteToWideChar( CP_OEMCP, 0, s, len, bufW, len );
318 WideCharToMultiByte( CP_ACP, 0, bufW, len, d, len, NULL, NULL );
319 HeapFree( GetProcessHeap(), 0, bufW );
325 /***********************************************************************
326 * OemToCharBuffW (USER32.@)
328 BOOL WINAPI OemToCharBuffW( LPCSTR s, LPWSTR d, DWORD len )
330 MultiByteToWideChar( CP_OEMCP, 0, s, len, d, len );
335 /***********************************************************************
336 * OemToCharW (USER32.@)
338 BOOL WINAPI OemToCharW( LPCSTR s, LPWSTR d )
340 return OemToCharBuffW( s, d, strlen( s ) + 1 );
344 /***********************************************************************
345 * CharLowerA (USER32.@)
346 * FIXME: handle current locale
348 LPSTR WINAPI CharLowerA(LPSTR x)
350 if (!HIWORD(x)) return (LPSTR)tolower((char)(int)x);
363 SetLastError( ERROR_INVALID_PARAMETER );
371 /***********************************************************************
372 * CharUpperA (USER32.@)
373 * FIXME: handle current locale
375 LPSTR WINAPI CharUpperA(LPSTR x)
377 if (!HIWORD(x)) return (LPSTR)toupper((char)(int)x);
390 SetLastError( ERROR_INVALID_PARAMETER );
398 /***********************************************************************
399 * CharLowerW (USER32.@)
401 LPWSTR WINAPI CharLowerW(LPWSTR x)
403 if (HIWORD(x)) return strlwrW(x);
404 else return (LPWSTR)((UINT)tolowerW(LOWORD(x)));
408 /***********************************************************************
409 * CharUpperW (USER32.@)
411 LPWSTR WINAPI CharUpperW(LPWSTR x)
413 if (HIWORD(x)) return struprW(x);
414 else return (LPWSTR)((UINT)toupperW(LOWORD(x)));
418 /***********************************************************************
419 * CharLowerBuffA (USER32.@)
421 DWORD WINAPI CharLowerBuffA( LPSTR str, DWORD len )
425 if (!str) return 0; /* YES */
427 lenW = MultiByteToWideChar(CP_ACP, 0, str, len, NULL, 0);
428 strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
431 MultiByteToWideChar(CP_ACP, 0, str, len, strW, lenW);
432 CharLowerBuffW(strW, lenW);
433 len = WideCharToMultiByte(CP_ACP, 0, strW, lenW, str, len, NULL, NULL);
434 HeapFree(GetProcessHeap(), 0, strW);
441 /***********************************************************************
442 * CharLowerBuffW (USER32.@)
444 DWORD WINAPI CharLowerBuffW( LPWSTR str, DWORD len )
447 if (!str) return 0; /* YES */
448 for (; len; len--, str++) *str = tolowerW(*str);
453 /***********************************************************************
454 * CharUpperBuffA (USER32.@)
456 DWORD WINAPI CharUpperBuffA( LPSTR str, DWORD len )
460 if (!str) return 0; /* YES */
462 lenW = MultiByteToWideChar(CP_ACP, 0, str, len, NULL, 0);
463 strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
466 MultiByteToWideChar(CP_ACP, 0, str, len, strW, lenW);
467 CharUpperBuffW(strW, lenW);
468 len = WideCharToMultiByte(CP_ACP, 0, strW, lenW, str, len, NULL, NULL);
469 HeapFree(GetProcessHeap(), 0, strW);
476 /***********************************************************************
477 * CharUpperBuffW (USER32.@)
479 DWORD WINAPI CharUpperBuffW( LPWSTR str, DWORD len )
482 if (!str) return 0; /* YES */
483 for (; len; len--, str++) *str = toupperW(*str);
488 /***********************************************************************
489 * IsCharLower (USER.436)
490 * IsCharLowerA (USER32.@)
492 BOOL WINAPI IsCharLowerA(CHAR x)
495 MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1);
496 return IsCharLowerW(wch);
500 /***********************************************************************
501 * IsCharLowerW (USER32.@)
503 BOOL WINAPI IsCharLowerW(WCHAR x)
505 return (get_char_typeW(x) & C1_LOWER) != 0;
509 /***********************************************************************
510 * IsCharUpper (USER.435)
511 * IsCharUpperA (USER32.@)
513 BOOL WINAPI IsCharUpperA(CHAR x)
516 MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1);
517 return IsCharUpperW(wch);
521 /***********************************************************************
522 * IsCharUpperW (USER32.@)
524 BOOL WINAPI IsCharUpperW(WCHAR x)
526 return (get_char_typeW(x) & C1_UPPER) != 0;
530 /***********************************************************************
531 * IsCharAlphaNumeric (USER.434)
532 * IsCharAlphaNumericA (USER32.@)
534 BOOL WINAPI IsCharAlphaNumericA(CHAR x)
537 MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1);
538 return IsCharAlphaNumericW(wch);
542 /***********************************************************************
543 * IsCharAlphaNumericW (USER32.@)
545 BOOL WINAPI IsCharAlphaNumericW(WCHAR x)
547 return (get_char_typeW(x) & (C1_ALPHA|C1_DIGIT)) != 0;
551 /***********************************************************************
552 * IsCharAlpha (USER.433)
553 * IsCharAlphaA (USER32.@)
555 BOOL WINAPI IsCharAlphaA(CHAR x)
558 MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1);
559 return IsCharAlphaW(wch);
563 /***********************************************************************
564 * IsCharAlphaW (USER32.@)
566 BOOL WINAPI IsCharAlphaW(WCHAR x)
568 return (get_char_typeW(x) & C1_ALPHA) != 0;
572 /***********************************************************************
573 * FormatMessage (USER.606)
575 DWORD WINAPI FormatMessage16(
577 SEGPTR lpSource, /* [in] NOTE: not always a valid pointer */
580 LPSTR lpBuffer, /* [out] NOTE: *((HLOCAL16*)) for FORMAT_MESSAGE_ALLOCATE_BUFFER*/
582 LPDWORD args /* [in] NOTE: va_list *args */
585 /* This implementation is completely dependant on the format of the va_list on x86 CPUs */
589 DWORD width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK;
591 LPSTR allocstring = NULL;
593 TRACE("(0x%lx,%lx,%d,0x%x,%p,%d,%p)\n",
594 dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args);
595 if ((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
596 && (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)) return 0;
597 if ((dwFlags & FORMAT_MESSAGE_FROM_STRING)
598 &&((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
599 || (dwFlags & FORMAT_MESSAGE_FROM_HMODULE))) return 0;
601 if (width && width != FORMAT_MESSAGE_MAX_WIDTH_MASK)
602 FIXME("line wrapping (%lu) not supported.\n", width);
604 if (dwFlags & FORMAT_MESSAGE_FROM_STRING)
605 from = HEAP_strdupA( GetProcessHeap(), 0, MapSL(lpSource));
606 if (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM) {
607 from = HeapAlloc( GetProcessHeap(),0,200 );
608 sprintf(from,"Systemmessage, messageid = 0x%08x\n",dwMessageId);
610 if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE) {
612 HINSTANCE16 hinst16 = ((HMODULE)lpSource & 0xffff);
614 dwMessageId &= 0xFFFF;
615 bufsize=LoadString16(hinst16,dwMessageId,NULL,0);
617 from = HeapAlloc( GetProcessHeap(), 0, bufsize +1);
618 LoadString16(hinst16,dwMessageId,from,bufsize+1);
621 target = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100);
625 #define ADD_TO_T(c) \
627 if (t-target == talloced) {\
628 target = (char*)HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2);\
629 t = target+talloced;\
638 char *fmtstr,*x,*lastf;
649 case '1':case '2':case '3':case '4':case '5':
650 case '6':case '7':case '8':case '9':
653 case '0':case '1':case '2':case '3':
654 case '4':case '5':case '6':case '7':
657 insertnr=insertnr*10+*f-'0';
666 if (NULL!=(x=strchr(f,'!'))) {
668 fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
669 sprintf(fmtstr,"%%%s",f);
672 fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
673 sprintf(fmtstr,"%%%s",f);
674 f+=strlen(f); /*at \0*/
680 fmtstr=HEAP_strdupA(GetProcessHeap(),0,"%s");
683 LPSTR b = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sz = 100);
685 argliststart=args+insertnr-1;
687 /* CMF - This makes a BIG assumption about va_list */
688 while (vsnprintf(b, sz, fmtstr, (va_list) argliststart) < 0) {
689 b = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, b, sz += 100);
691 for (x=b; *x; x++) ADD_TO_T(*x);
693 /* NULL args - copy formatstr
696 while ((lastf<f)&&(*lastf)) {
700 HeapFree(GetProcessHeap(),0,fmtstr);
702 case '0': /* Just stop processing format string */
706 case 'n': /* 16 bit version just outputs 'n' */
711 } else { /* '\n' or '\r' gets mapped to "\r\n" */
712 if(*f == '\n' || *f == '\r') {
716 if(*f++ == '\r' && *f == '\n')
726 talloced = strlen(target)+1;
727 if (nSize && talloced<nSize) {
728 target = (char*)HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,nSize);
730 TRACE("-- %s\n",debugstr_a(target));
731 if (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) {
732 /* nSize is the MINIMUM size */
733 HLOCAL16 h = LocalAlloc16(LPTR,talloced);
734 SEGPTR ptr = LocalLock16(h);
735 allocstring = MapSL( ptr );
736 memcpy( allocstring,target,talloced);
738 *((HLOCAL16*)lpBuffer) = h;
740 lstrcpynA(lpBuffer,target,nSize);
741 HeapFree(GetProcessHeap(),0,target);
742 if (from) HeapFree(GetProcessHeap(),0,from);
743 return (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
748 #endif /* __i386__ */