2 * Shlwapi string functions
4 * Copyright 1998 Juergen Schmied
5 * Copyright 2002 Jon Griffiths
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
28 extern HINSTANCE shlwapi_hInstance
;
30 static HRESULT
_SHStrDupAA(LPCSTR
,LPSTR
*);
31 static HRESULT
_SHStrDupAW(LPCWSTR
,LPSTR
*);
34 static void FillNumberFmt(NUMBERFMTW
*fmt
, LPWSTR decimal_buffer
, int decimal_bufwlen
,
35 LPWSTR thousand_buffer
, int thousand_bufwlen
)
40 GetLocaleInfoW(LOCALE_USER_DEFAULT
, LOCALE_ILZERO
|LOCALE_RETURN_NUMBER
, (LPWSTR
)&fmt
->LeadingZero
, sizeof(fmt
->LeadingZero
)/sizeof(WCHAR
));
41 GetLocaleInfoW(LOCALE_USER_DEFAULT
, LOCALE_INEGNUMBER
|LOCALE_RETURN_NUMBER
, (LPWSTR
)&fmt
->LeadingZero
, sizeof(fmt
->NegativeOrder
)/sizeof(WCHAR
));
43 GetLocaleInfoW(LOCALE_USER_DEFAULT
, LOCALE_SDECIMAL
, decimal_buffer
, decimal_bufwlen
);
44 GetLocaleInfoW(LOCALE_USER_DEFAULT
, LOCALE_STHOUSAND
, thousand_buffer
, thousand_bufwlen
);
45 fmt
->lpThousandSep
= thousand_buffer
;
46 fmt
->lpDecimalSep
= decimal_buffer
;
49 * Converting grouping string to number as described on
50 * http://blogs.msdn.com/oldnewthing/archive/2006/04/18/578251.aspx
53 GetLocaleInfoW(LOCALE_USER_DEFAULT
, LOCALE_SGROUPING
, grouping
, sizeof(grouping
)/sizeof(WCHAR
));
54 for (c
= grouping
; *c
; c
++)
55 if (*c
>= '0' && *c
< '9')
58 fmt
->Grouping
+= *c
- '0';
61 if (fmt
->Grouping
% 10 == 0)
67 /*************************************************************************
68 * FormatInt [internal]
70 * Format an integer according to the current locale
73 * The number of characters written on success or 0 on failure
75 static int FormatInt(LONGLONG qdwValue
, LPWSTR pszBuf
, int cchBuf
)
78 WCHAR decimal
[8], thousand
[8];
81 BOOL neg
= (qdwValue
< 0);
83 FillNumberFmt(&fmt
, decimal
, sizeof decimal
/ sizeof (WCHAR
),
84 thousand
, sizeof thousand
/ sizeof (WCHAR
));
90 *(--c
) = '0' + (qdwValue
%10);
92 } while (qdwValue
> 0);
96 return GetNumberFormatW(LOCALE_USER_DEFAULT
, 0, c
, &fmt
, pszBuf
, cchBuf
);
99 /*************************************************************************
100 * FormatDouble [internal]
102 * Format an integer according to the current locale. Prints the specified number of digits
103 * after the decimal point
106 * The number of characters written on success or 0 on failure
108 static int FormatDouble(double value
, int decimals
, LPWSTR pszBuf
, int cchBuf
)
110 static const WCHAR flfmt
[] = {'%','f',0};
113 WCHAR decimal
[8], thousand
[8];
115 snprintfW(buf
, 64, flfmt
, value
);
117 FillNumberFmt(&fmt
, decimal
, sizeof decimal
/ sizeof (WCHAR
),
118 thousand
, sizeof thousand
/ sizeof (WCHAR
));
119 fmt
.NumDigits
= decimals
;
120 return GetNumberFormatW(LOCALE_USER_DEFAULT
, 0, buf
, &fmt
, pszBuf
, cchBuf
);
123 /*************************************************************************
124 * SHLWAPI_ChrCmpHelperA
126 * Internal helper for SHLWAPI_ChrCmpA/ChrCMPIA.
129 * Both this function and its Unicode counterpart are very inefficient. To
130 * fix this, CompareString must be completely implemented and optimised
131 * first. Then the core character test can be taken out of that function and
132 * placed here, so that it need never be called at all. Until then, do not
133 * attempt to optimise this code unless you are willing to test that it
134 * still performs correctly.
136 static BOOL
SHLWAPI_ChrCmpHelperA(WORD ch1
, WORD ch2
, DWORD dwFlags
)
138 char str1
[3], str2
[3];
140 str1
[0] = LOBYTE(ch1
);
141 if (IsDBCSLeadByte(str1
[0]))
143 str1
[1] = HIBYTE(ch1
);
149 str2
[0] = LOBYTE(ch2
);
150 if (IsDBCSLeadByte(str2
[0]))
152 str2
[1] = HIBYTE(ch2
);
158 return CompareStringA(GetThreadLocale(), dwFlags
, str1
, -1, str2
, -1) - CSTR_EQUAL
;
161 /*************************************************************************
164 * Internal helper function.
166 static BOOL WINAPI
SHLWAPI_ChrCmpA(WORD ch1
, WORD ch2
)
168 return SHLWAPI_ChrCmpHelperA(ch1
, ch2
, 0);
171 /*************************************************************************
172 * ChrCmpIA (SHLWAPI.385)
174 * Compare two characters, ignoring case.
177 * ch1 [I] First character to compare
178 * ch2 [I] Second character to compare
181 * FALSE, if the characters are equal.
182 * Non-zero otherwise.
184 BOOL WINAPI
ChrCmpIA(WORD ch1
, WORD ch2
)
186 TRACE("(%d,%d)\n", ch1
, ch2
);
188 return SHLWAPI_ChrCmpHelperA(ch1
, ch2
, NORM_IGNORECASE
);
191 /*************************************************************************
192 * ChrCmpIW [SHLWAPI.386]
196 BOOL WINAPI
ChrCmpIW(WCHAR ch1
, WCHAR ch2
)
198 return CompareStringW(GetThreadLocale(), NORM_IGNORECASE
, &ch1
, 1, &ch2
, 1) - CSTR_EQUAL
;
201 /*************************************************************************
202 * StrChrA [SHLWAPI.@]
204 * Find a given character in a string.
207 * lpszStr [I] String to search in.
208 * ch [I] Character to search for.
211 * Success: A pointer to the first occurrence of ch in lpszStr, or NULL if
213 * Failure: NULL, if any arguments are invalid.
215 LPSTR WINAPI
StrChrA(LPCSTR lpszStr
, WORD ch
)
217 TRACE("(%s,%i)\n", debugstr_a(lpszStr
), ch
);
223 if (!SHLWAPI_ChrCmpA(*lpszStr
, ch
))
224 return (LPSTR
)lpszStr
;
225 lpszStr
= CharNextA(lpszStr
);
231 /*************************************************************************
232 * StrChrW [SHLWAPI.@]
236 LPWSTR WINAPI
StrChrW(LPCWSTR lpszStr
, WCHAR ch
)
238 LPWSTR lpszRet
= NULL
;
240 TRACE("(%s,%i)\n", debugstr_w(lpszStr
), ch
);
243 lpszRet
= strchrW(lpszStr
, ch
);
247 /*************************************************************************
248 * StrChrIA [SHLWAPI.@]
250 * Find a given character in a string, ignoring case.
253 * lpszStr [I] String to search in.
254 * ch [I] Character to search for.
257 * Success: A pointer to the first occurrence of ch in lpszStr, or NULL if
259 * Failure: NULL, if any arguments are invalid.
261 LPSTR WINAPI
StrChrIA(LPCSTR lpszStr
, WORD ch
)
263 TRACE("(%s,%i)\n", debugstr_a(lpszStr
), ch
);
269 if (!ChrCmpIA(*lpszStr
, ch
))
270 return (LPSTR
)lpszStr
;
271 lpszStr
= CharNextA(lpszStr
);
277 /*************************************************************************
278 * StrChrIW [SHLWAPI.@]
282 LPWSTR WINAPI
StrChrIW(LPCWSTR lpszStr
, WCHAR ch
)
284 TRACE("(%s,%i)\n", debugstr_w(lpszStr
), ch
);
291 if (toupperW(*lpszStr
) == ch
)
292 return (LPWSTR
)lpszStr
;
297 return (LPWSTR
)lpszStr
;
300 /*************************************************************************
301 * StrChrNW [SHLWAPI.@]
303 LPWSTR WINAPI
StrChrNW(LPCWSTR lpszStr
, WCHAR ch
, UINT cchMax
)
305 TRACE("(%s(%i),%i)\n", debugstr_wn(lpszStr
,cchMax
), cchMax
, ch
);
309 while (*lpszStr
&& cchMax
-- > 0)
312 return (LPWSTR
)lpszStr
;
319 /*************************************************************************
320 * StrCmpIW [SHLWAPI.@]
322 * Compare two strings, ignoring case.
325 * lpszStr [I] First string to compare
326 * lpszComp [I] Second string to compare
329 * An integer less than, equal to or greater than 0, indicating that
330 * lpszStr is less than, the same, or greater than lpszComp.
332 int WINAPI
StrCmpIW(LPCWSTR lpszStr
, LPCWSTR lpszComp
)
334 TRACE("(%s,%s)\n", debugstr_w(lpszStr
),debugstr_w(lpszComp
));
335 return CompareStringW(GetThreadLocale(), NORM_IGNORECASE
, lpszStr
, -1, lpszComp
, -1) - CSTR_EQUAL
;
338 /*************************************************************************
339 * StrCmpNA [SHLWAPI.@]
341 * Compare two strings, up to a maximum length.
344 * lpszStr [I] First string to compare
345 * lpszComp [I] Second string to compare
346 * iLen [I] Maximum number of chars to compare.
349 * An integer less than, equal to or greater than 0, indicating that
350 * lpszStr is less than, the same, or greater than lpszComp.
352 INT WINAPI
StrCmpNA(LPCSTR lpszStr
, LPCSTR lpszComp
, INT iLen
)
354 TRACE("(%s,%s,%i)\n", debugstr_a(lpszStr
), debugstr_a(lpszComp
), iLen
);
355 return CompareStringA(GetThreadLocale(), 0, lpszStr
, iLen
, lpszComp
, iLen
) - CSTR_EQUAL
;
358 /*************************************************************************
359 * StrCmpNW [SHLWAPI.@]
363 INT WINAPI
StrCmpNW(LPCWSTR lpszStr
, LPCWSTR lpszComp
, INT iLen
)
365 TRACE("(%s,%s,%i)\n", debugstr_w(lpszStr
), debugstr_w(lpszComp
), iLen
);
366 return CompareStringW(GetThreadLocale(), 0, lpszStr
, iLen
, lpszComp
, iLen
) - CSTR_EQUAL
;
369 /*************************************************************************
370 * StrCmpNIA [SHLWAPI.@]
372 * Compare two strings, up to a maximum length, ignoring case.
375 * lpszStr [I] First string to compare
376 * lpszComp [I] Second string to compare
377 * iLen [I] Maximum number of chars to compare.
380 * An integer less than, equal to or greater than 0, indicating that
381 * lpszStr is less than, the same, or greater than lpszComp.
383 int WINAPI
StrCmpNIA(LPCSTR lpszStr
, LPCSTR lpszComp
, int iLen
)
385 TRACE("(%s,%s,%i)\n", debugstr_a(lpszStr
), debugstr_a(lpszComp
), iLen
);
386 return CompareStringA(GetThreadLocale(), NORM_IGNORECASE
, lpszStr
, iLen
, lpszComp
, iLen
) - CSTR_EQUAL
;
389 /*************************************************************************
390 * StrCmpNIW [SHLWAPI.@]
394 INT WINAPI
StrCmpNIW(LPCWSTR lpszStr
, LPCWSTR lpszComp
, int iLen
)
396 TRACE("(%s,%s,%i)\n", debugstr_w(lpszStr
), debugstr_w(lpszComp
), iLen
);
397 return CompareStringW(GetThreadLocale(), NORM_IGNORECASE
, lpszStr
, iLen
, lpszComp
, iLen
) - CSTR_EQUAL
;
400 /*************************************************************************
401 * StrCmpW [SHLWAPI.@]
403 * Compare two strings.
406 * lpszStr [I] First string to compare
407 * lpszComp [I] Second string to compare
410 * An integer less than, equal to or greater than 0, indicating that
411 * lpszStr is less than, the same, or greater than lpszComp.
413 int WINAPI
StrCmpW(LPCWSTR lpszStr
, LPCWSTR lpszComp
)
415 TRACE("(%s,%s)\n", debugstr_w(lpszStr
), debugstr_w(lpszComp
));
416 return CompareStringW(GetThreadLocale(), 0, lpszStr
, -1, lpszComp
, -1) - CSTR_EQUAL
;
419 /*************************************************************************
420 * StrCatW [SHLWAPI.@]
422 * Concatenate two strings.
425 * lpszStr [O] Initial string
426 * lpszSrc [I] String to concatenate
431 LPWSTR WINAPI
StrCatW(LPWSTR lpszStr
, LPCWSTR lpszSrc
)
433 TRACE("(%s,%s)\n", debugstr_w(lpszStr
), debugstr_w(lpszSrc
));
435 if (lpszStr
&& lpszSrc
)
436 strcatW(lpszStr
, lpszSrc
);
440 /*************************************************************************
441 * StrCpyW [SHLWAPI.@]
443 * Copy a string to another string.
446 * lpszStr [O] Destination string
447 * lpszSrc [I] Source string
452 LPWSTR WINAPI
StrCpyW(LPWSTR lpszStr
, LPCWSTR lpszSrc
)
454 TRACE("(%p,%s)\n", lpszStr
, debugstr_w(lpszSrc
));
456 if (lpszStr
&& lpszSrc
)
457 strcpyW(lpszStr
, lpszSrc
);
461 /*************************************************************************
462 * StrCpyNW [SHLWAPI.@]
464 * Copy a string to another string, up to a maximum number of characters.
467 * dst [O] Destination string
468 * src [I] Source string
469 * count [I] Maximum number of chars to copy
474 LPWSTR WINAPI
StrCpyNW(LPWSTR dst
, LPCWSTR src
, int count
)
479 TRACE("(%p,%s,%i)\n", dst
, debugstr_w(src
), count
);
483 while ((count
> 1) && *s
)
494 /*************************************************************************
495 * SHLWAPI_StrStrHelperA
497 * Internal implementation of StrStrA/StrStrIA
499 static LPSTR
SHLWAPI_StrStrHelperA(LPCSTR lpszStr
, LPCSTR lpszSearch
,
500 INT (WINAPI
*pStrCmpFn
)(LPCSTR
,LPCSTR
,INT
))
504 if (!lpszStr
|| !lpszSearch
|| !*lpszSearch
)
507 iLen
= strlen(lpszSearch
);
511 if (!pStrCmpFn(lpszStr
, lpszSearch
, iLen
))
512 return (LPSTR
)lpszStr
;
513 lpszStr
= CharNextA(lpszStr
);
518 /*************************************************************************
519 * StrStrA [SHLWAPI.@]
521 * Find a substring within a string.
524 * lpszStr [I] String to search in
525 * lpszSearch [I] String to look for
528 * The start of lpszSearch within lpszStr, or NULL if not found.
530 LPSTR WINAPI
StrStrA(LPCSTR lpszStr
, LPCSTR lpszSearch
)
532 TRACE("(%s,%s)\n", debugstr_a(lpszStr
), debugstr_a(lpszSearch
));
534 return SHLWAPI_StrStrHelperA(lpszStr
, lpszSearch
, StrCmpNA
);
537 /*************************************************************************
538 * StrStrW [SHLWAPI.@]
542 LPWSTR WINAPI
StrStrW(LPCWSTR lpszStr
, LPCWSTR lpszSearch
)
544 TRACE("(%s, %s)\n", debugstr_w(lpszStr
), debugstr_w(lpszSearch
));
546 if (!lpszStr
|| !lpszSearch
|| !*lpszSearch
) return NULL
;
547 return strstrW( lpszStr
, lpszSearch
);
550 /*************************************************************************
551 * StrRStrIA [SHLWAPI.@]
553 * Find the last occurrence of a substring within a string.
556 * lpszStr [I] String to search in
557 * lpszEnd [I] End of lpszStr
558 * lpszSearch [I] String to look for
561 * The last occurrence lpszSearch within lpszStr, or NULL if not found.
563 LPSTR WINAPI
StrRStrIA(LPCSTR lpszStr
, LPCSTR lpszEnd
, LPCSTR lpszSearch
)
568 TRACE("(%s,%s)\n", debugstr_a(lpszStr
), debugstr_a(lpszSearch
));
570 if (!lpszStr
|| !lpszSearch
|| !*lpszSearch
)
574 lpszEnd
= lpszStr
+ lstrlenA(lpszStr
);
575 if (lpszEnd
== lpszStr
)
578 if (IsDBCSLeadByte(*lpszSearch
))
579 ch1
= *lpszSearch
<< 8 | (UCHAR
)lpszSearch
[1];
582 iLen
= lstrlenA(lpszSearch
);
586 lpszEnd
= CharPrevA(lpszStr
, lpszEnd
);
587 ch2
= IsDBCSLeadByte(*lpszEnd
)? *lpszEnd
<< 8 | (UCHAR
)lpszEnd
[1] : *lpszEnd
;
588 if (!ChrCmpIA(ch1
, ch2
))
590 if (!StrCmpNIA(lpszEnd
, lpszSearch
, iLen
))
591 return (LPSTR
)lpszEnd
;
593 } while (lpszEnd
> lpszStr
);
597 /*************************************************************************
598 * StrRStrIW [SHLWAPI.@]
602 LPWSTR WINAPI
StrRStrIW(LPCWSTR lpszStr
, LPCWSTR lpszEnd
, LPCWSTR lpszSearch
)
606 TRACE("(%s,%s)\n", debugstr_w(lpszStr
), debugstr_w(lpszSearch
));
608 if (!lpszStr
|| !lpszSearch
|| !*lpszSearch
)
612 lpszEnd
= lpszStr
+ strlenW(lpszStr
);
614 iLen
= strlenW(lpszSearch
);
616 while (lpszEnd
> lpszStr
)
619 if (!StrCmpNIW(lpszEnd
, lpszSearch
, iLen
))
620 return (LPWSTR
)lpszEnd
;
625 /*************************************************************************
626 * StrStrIA [SHLWAPI.@]
628 * Find a substring within a string, ignoring case.
631 * lpszStr [I] String to search in
632 * lpszSearch [I] String to look for
635 * The start of lpszSearch within lpszStr, or NULL if not found.
637 LPSTR WINAPI
StrStrIA(LPCSTR lpszStr
, LPCSTR lpszSearch
)
639 TRACE("(%s,%s)\n", debugstr_a(lpszStr
), debugstr_a(lpszSearch
));
641 return SHLWAPI_StrStrHelperA(lpszStr
, lpszSearch
, StrCmpNIA
);
644 /*************************************************************************
645 * StrStrIW [SHLWAPI.@]
649 LPWSTR WINAPI
StrStrIW(LPCWSTR lpszStr
, LPCWSTR lpszSearch
)
653 TRACE("(%s,%s)\n", debugstr_w(lpszStr
), debugstr_w(lpszSearch
));
655 if (!lpszStr
|| !lpszSearch
|| !*lpszSearch
)
658 iLen
= strlenW(lpszSearch
);
662 if (!StrCmpNIW(lpszStr
, lpszSearch
, iLen
))
663 return (LPWSTR
)lpszStr
;
669 /*************************************************************************
670 * StrStrNW [SHLWAPI.@]
672 * Find a substring within a string up to a given number of initial characters.
675 * lpFirst [I] String to search in
676 * lpSrch [I] String to look for
677 * cchMax [I] Maximum number of initial search characters
680 * The start of lpFirst within lpSrch, or NULL if not found.
682 LPWSTR WINAPI
StrStrNW(LPCWSTR lpFirst
, LPCWSTR lpSrch
, UINT cchMax
)
687 TRACE("(%s, %s, %u)\n", debugstr_w(lpFirst
), debugstr_w(lpSrch
), cchMax
);
689 if (!lpFirst
|| !lpSrch
|| !*lpSrch
|| !cchMax
)
692 len
= strlenW(lpSrch
);
694 for (i
= cchMax
; *lpFirst
&& (i
> 0); i
--, lpFirst
++)
696 if (!strncmpW(lpFirst
, lpSrch
, len
))
697 return (LPWSTR
)lpFirst
;
703 /*************************************************************************
704 * StrStrNIW [SHLWAPI.@]
706 * Find a substring within a string up to a given number of initial characters,
710 * lpFirst [I] String to search in
711 * lpSrch [I] String to look for
712 * cchMax [I] Maximum number of initial search characters
715 * The start of lpFirst within lpSrch, or NULL if not found.
717 LPWSTR WINAPI
StrStrNIW(LPCWSTR lpFirst
, LPCWSTR lpSrch
, UINT cchMax
)
722 TRACE("(%s, %s, %u)\n", debugstr_w(lpFirst
), debugstr_w(lpSrch
), cchMax
);
724 if (!lpFirst
|| !lpSrch
|| !*lpSrch
|| !cchMax
)
727 len
= strlenW(lpSrch
);
729 for (i
= cchMax
; *lpFirst
&& (i
> 0); i
--, lpFirst
++)
731 if (!strncmpiW(lpFirst
, lpSrch
, len
))
732 return (LPWSTR
)lpFirst
;
738 /*************************************************************************
739 * StrToIntA [SHLWAPI.@]
741 * Read a signed integer from a string.
744 * lpszStr [I] String to read integer from
747 * The signed integer value represented by the string, or 0 if no integer is
751 * No leading space is allowed before the number, although a leading '-' is.
753 int WINAPI
StrToIntA(LPCSTR lpszStr
)
757 TRACE("(%s)\n", debugstr_a(lpszStr
));
761 WARN("Invalid lpszStr would crash under Win32!\n");
765 if (*lpszStr
== '-' || isdigit(*lpszStr
))
766 StrToIntExA(lpszStr
, 0, &iRet
);
770 /*************************************************************************
771 * StrToIntW [SHLWAPI.@]
775 int WINAPI
StrToIntW(LPCWSTR lpszStr
)
779 TRACE("(%s)\n", debugstr_w(lpszStr
));
783 WARN("Invalid lpszStr would crash under Win32!\n");
787 if (*lpszStr
== '-' || isdigitW(*lpszStr
))
788 StrToIntExW(lpszStr
, 0, &iRet
);
792 /*************************************************************************
793 * StrToIntExA [SHLWAPI.@]
795 * Read an integer from a string.
798 * lpszStr [I] String to read integer from
799 * dwFlags [I] Flags controlling the conversion
800 * lpiRet [O] Destination for read integer.
803 * Success: TRUE. lpiRet contains the integer value represented by the string.
804 * Failure: FALSE, if the string is invalid, or no number is present.
807 * Leading whitespace, '-' and '+' are allowed before the number. If
808 * dwFlags includes STIF_SUPPORT_HEX, hexadecimal numbers are allowed, if
809 * preceded by '0x'. If this flag is not set, or there is no '0x' prefix,
810 * the string is treated as a decimal string. A leading '-' is ignored for
811 * hexadecimal numbers.
813 BOOL WINAPI
StrToIntExA(LPCSTR lpszStr
, DWORD dwFlags
, LPINT lpiRet
)
818 TRACE("(%s,%08X,%p)\n", debugstr_a(lpszStr
), dwFlags
, lpiRet
);
820 bRes
= StrToInt64ExA(lpszStr
, dwFlags
, &li
);
821 if (bRes
) *lpiRet
= li
;
825 /*************************************************************************
826 * StrToInt64ExA [SHLWAPI.@]
830 BOOL WINAPI
StrToInt64ExA(LPCSTR lpszStr
, DWORD dwFlags
, LONGLONG
*lpiRet
)
832 BOOL bNegative
= FALSE
;
835 TRACE("(%s,%08X,%p)\n", debugstr_a(lpszStr
), dwFlags
, lpiRet
);
837 if (!lpszStr
|| !lpiRet
)
839 WARN("Invalid parameter would crash under Win32!\n");
842 if (dwFlags
> STIF_SUPPORT_HEX
) WARN("Unknown flags %08x\n", dwFlags
);
844 /* Skip leading space, '+', '-' */
845 while (isspace(*lpszStr
))
846 lpszStr
= CharNextA(lpszStr
);
853 else if (*lpszStr
== '+')
856 if (dwFlags
& STIF_SUPPORT_HEX
&&
857 *lpszStr
== '0' && tolower(lpszStr
[1]) == 'x')
859 /* Read hex number */
862 if (!isxdigit(*lpszStr
))
865 while (isxdigit(*lpszStr
))
868 if (isdigit(*lpszStr
))
869 iRet
+= (*lpszStr
- '0');
871 iRet
+= 10 + (tolower(*lpszStr
) - 'a');
878 /* Read decimal number */
879 if (!isdigit(*lpszStr
))
882 while (isdigit(*lpszStr
))
885 iRet
+= (*lpszStr
- '0');
888 *lpiRet
= bNegative
? -iRet
: iRet
;
892 /*************************************************************************
893 * StrToIntExW [SHLWAPI.@]
897 BOOL WINAPI
StrToIntExW(LPCWSTR lpszStr
, DWORD dwFlags
, LPINT lpiRet
)
902 TRACE("(%s,%08X,%p)\n", debugstr_w(lpszStr
), dwFlags
, lpiRet
);
904 bRes
= StrToInt64ExW(lpszStr
, dwFlags
, &li
);
905 if (bRes
) *lpiRet
= li
;
909 /*************************************************************************
910 * StrToInt64ExW [SHLWAPI.@]
914 BOOL WINAPI
StrToInt64ExW(LPCWSTR lpszStr
, DWORD dwFlags
, LONGLONG
*lpiRet
)
916 BOOL bNegative
= FALSE
;
919 TRACE("(%s,%08X,%p)\n", debugstr_w(lpszStr
), dwFlags
, lpiRet
);
921 if (!lpszStr
|| !lpiRet
)
923 WARN("Invalid parameter would crash under Win32!\n");
926 if (dwFlags
> STIF_SUPPORT_HEX
) WARN("Unknown flags %08x\n", dwFlags
);
928 /* Skip leading space, '+', '-' */
929 while (isspaceW(*lpszStr
)) lpszStr
++;
936 else if (*lpszStr
== '+')
939 if (dwFlags
& STIF_SUPPORT_HEX
&&
940 *lpszStr
== '0' && tolowerW(lpszStr
[1]) == 'x')
942 /* Read hex number */
945 if (!isxdigitW(*lpszStr
))
948 while (isxdigitW(*lpszStr
))
951 if (isdigitW(*lpszStr
))
952 iRet
+= (*lpszStr
- '0');
954 iRet
+= 10 + (tolowerW(*lpszStr
) - 'a');
961 /* Read decimal number */
962 if (!isdigitW(*lpszStr
))
965 while (isdigitW(*lpszStr
))
968 iRet
+= (*lpszStr
- '0');
971 *lpiRet
= bNegative
? -iRet
: iRet
;
975 /*************************************************************************
976 * StrDupA [SHLWAPI.@]
978 * Duplicate a string.
981 * lpszStr [I] String to duplicate.
984 * Success: A pointer to a new string containing the contents of lpszStr
985 * Failure: NULL, if memory cannot be allocated
988 * The string memory is allocated with LocalAlloc(), and so should be released
989 * by calling LocalFree().
991 LPSTR WINAPI
StrDupA(LPCSTR lpszStr
)
996 TRACE("(%s)\n",debugstr_a(lpszStr
));
998 iLen
= lpszStr
? strlen(lpszStr
) + 1 : 1;
999 lpszRet
= LocalAlloc(LMEM_FIXED
, iLen
);
1004 memcpy(lpszRet
, lpszStr
, iLen
);
1011 /*************************************************************************
1012 * StrDupW [SHLWAPI.@]
1016 LPWSTR WINAPI
StrDupW(LPCWSTR lpszStr
)
1021 TRACE("(%s)\n",debugstr_w(lpszStr
));
1023 iLen
= (lpszStr
? strlenW(lpszStr
) + 1 : 1) * sizeof(WCHAR
);
1024 lpszRet
= LocalAlloc(LMEM_FIXED
, iLen
);
1029 memcpy(lpszRet
, lpszStr
, iLen
);
1036 /*************************************************************************
1037 * SHLWAPI_StrSpnHelperA
1039 * Internal implementation of StrSpnA/StrCSpnA/StrCSpnIA
1041 static int SHLWAPI_StrSpnHelperA(LPCSTR lpszStr
, LPCSTR lpszMatch
,
1042 LPSTR (WINAPI
*pStrChrFn
)(LPCSTR
,WORD
),
1045 LPCSTR lpszRead
= lpszStr
;
1046 if (lpszStr
&& *lpszStr
&& lpszMatch
)
1050 LPCSTR lpszTest
= pStrChrFn(lpszMatch
, *lpszRead
);
1052 if (!bInvert
&& !lpszTest
)
1054 if (bInvert
&& lpszTest
)
1056 lpszRead
= CharNextA(lpszRead
);
1059 return lpszRead
- lpszStr
;
1062 /*************************************************************************
1063 * StrSpnA [SHLWAPI.@]
1065 * Find the length of the start of a string that contains only certain
1069 * lpszStr [I] String to search
1070 * lpszMatch [I] Characters that can be in the substring
1073 * The length of the part of lpszStr containing only chars from lpszMatch,
1074 * or 0 if any parameter is invalid.
1076 int WINAPI
StrSpnA(LPCSTR lpszStr
, LPCSTR lpszMatch
)
1078 TRACE("(%s,%s)\n",debugstr_a(lpszStr
), debugstr_a(lpszMatch
));
1080 return SHLWAPI_StrSpnHelperA(lpszStr
, lpszMatch
, StrChrA
, FALSE
);
1083 /*************************************************************************
1084 * StrSpnW [SHLWAPI.@]
1088 int WINAPI
StrSpnW(LPCWSTR lpszStr
, LPCWSTR lpszMatch
)
1090 if (!lpszStr
|| !lpszMatch
) return 0;
1091 return strspnW( lpszStr
, lpszMatch
);
1094 /*************************************************************************
1095 * StrCSpnA [SHLWAPI.@]
1097 * Find the length of the start of a string that does not contain certain
1101 * lpszStr [I] String to search
1102 * lpszMatch [I] Characters that cannot be in the substring
1105 * The length of the part of lpszStr containing only chars not in lpszMatch,
1106 * or 0 if any parameter is invalid.
1108 int WINAPI
StrCSpnA(LPCSTR lpszStr
, LPCSTR lpszMatch
)
1110 TRACE("(%s,%s)\n",debugstr_a(lpszStr
), debugstr_a(lpszMatch
));
1112 return SHLWAPI_StrSpnHelperA(lpszStr
, lpszMatch
, StrChrA
, TRUE
);
1115 /*************************************************************************
1116 * StrCSpnW [SHLWAPI.@]
1120 int WINAPI
StrCSpnW(LPCWSTR lpszStr
, LPCWSTR lpszMatch
)
1122 if (!lpszStr
|| !lpszMatch
) return 0;
1123 return strcspnW( lpszStr
, lpszMatch
);
1126 /*************************************************************************
1127 * StrCSpnIA [SHLWAPI.@]
1129 * Find the length of the start of a string that does not contain certain
1130 * characters, ignoring case.
1133 * lpszStr [I] String to search
1134 * lpszMatch [I] Characters that cannot be in the substring
1137 * The length of the part of lpszStr containing only chars not in lpszMatch,
1138 * or 0 if any parameter is invalid.
1140 int WINAPI
StrCSpnIA(LPCSTR lpszStr
, LPCSTR lpszMatch
)
1142 TRACE("(%s,%s)\n",debugstr_a(lpszStr
), debugstr_a(lpszMatch
));
1144 return SHLWAPI_StrSpnHelperA(lpszStr
, lpszMatch
, StrChrIA
, TRUE
);
1147 /*************************************************************************
1148 * StrCSpnIW [SHLWAPI.@]
1152 int WINAPI
StrCSpnIW(LPCWSTR lpszStr
, LPCWSTR lpszMatch
)
1154 LPCWSTR lpszRead
= lpszStr
;
1156 TRACE("(%s,%s)\n",debugstr_w(lpszStr
), debugstr_w(lpszMatch
));
1158 if (lpszStr
&& *lpszStr
&& lpszMatch
)
1162 if (StrChrIW(lpszMatch
, *lpszRead
)) break;
1166 return lpszRead
- lpszStr
;
1169 /*************************************************************************
1170 * StrPBrkA [SHLWAPI.@]
1172 * Search a string for any of a group of characters.
1175 * lpszStr [I] String to search
1176 * lpszMatch [I] Characters to match
1179 * A pointer to the first matching character in lpszStr, or NULL if no
1182 LPSTR WINAPI
StrPBrkA(LPCSTR lpszStr
, LPCSTR lpszMatch
)
1184 TRACE("(%s,%s)\n",debugstr_a(lpszStr
), debugstr_a(lpszMatch
));
1186 if (lpszStr
&& lpszMatch
&& *lpszMatch
)
1190 if (StrChrA(lpszMatch
, *lpszStr
))
1191 return (LPSTR
)lpszStr
;
1192 lpszStr
= CharNextA(lpszStr
);
1198 /*************************************************************************
1199 * StrPBrkW [SHLWAPI.@]
1203 LPWSTR WINAPI
StrPBrkW(LPCWSTR lpszStr
, LPCWSTR lpszMatch
)
1205 if (!lpszStr
|| !lpszMatch
) return NULL
;
1206 return strpbrkW( lpszStr
, lpszMatch
);
1209 /*************************************************************************
1210 * SHLWAPI_StrRChrHelperA
1212 * Internal implementation of StrRChrA/StrRChrIA.
1214 static LPSTR
SHLWAPI_StrRChrHelperA(LPCSTR lpszStr
,
1215 LPCSTR lpszEnd
, WORD ch
,
1216 BOOL (WINAPI
*pChrCmpFn
)(WORD
,WORD
))
1218 LPCSTR lpszRet
= NULL
;
1225 lpszEnd
= lpszStr
+ lstrlenA(lpszStr
);
1227 while (*lpszStr
&& lpszStr
<= lpszEnd
)
1229 ch2
= IsDBCSLeadByte(*lpszStr
)? *lpszStr
<< 8 | lpszStr
[1] : *lpszStr
;
1231 if (!pChrCmpFn(ch
, ch2
))
1233 lpszStr
= CharNextA(lpszStr
);
1236 return (LPSTR
)lpszRet
;
1239 /**************************************************************************
1240 * StrRChrA [SHLWAPI.@]
1242 * Find the last occurrence of a character in string.
1245 * lpszStr [I] String to search in
1246 * lpszEnd [I] Place to end search, or NULL to search until the end of lpszStr
1247 * ch [I] Character to search for.
1250 * Success: A pointer to the last occurrence of ch in lpszStr before lpszEnd,
1251 * or NULL if not found.
1252 * Failure: NULL, if any arguments are invalid.
1254 LPSTR WINAPI
StrRChrA(LPCSTR lpszStr
, LPCSTR lpszEnd
, WORD ch
)
1256 TRACE("(%s,%s,%x)\n", debugstr_a(lpszStr
), debugstr_a(lpszEnd
), ch
);
1258 return SHLWAPI_StrRChrHelperA(lpszStr
, lpszEnd
, ch
, SHLWAPI_ChrCmpA
);
1261 /**************************************************************************
1262 * StrRChrW [SHLWAPI.@]
1266 LPWSTR WINAPI
StrRChrW(LPCWSTR str
, LPCWSTR end
, WORD ch
)
1270 if (!str
) return NULL
;
1271 if (!end
) end
= str
+ strlenW(str
);
1274 if (*str
== ch
) ret
= (WCHAR
*)str
;
1280 /**************************************************************************
1281 * StrRChrIA [SHLWAPI.@]
1283 * Find the last occurrence of a character in string, ignoring case.
1286 * lpszStr [I] String to search in
1287 * lpszEnd [I] Place to end search, or NULL to search until the end of lpszStr
1288 * ch [I] Character to search for.
1291 * Success: A pointer to the last occurrence of ch in lpszStr before lpszEnd,
1292 * or NULL if not found.
1293 * Failure: NULL, if any arguments are invalid.
1295 LPSTR WINAPI
StrRChrIA(LPCSTR lpszStr
, LPCSTR lpszEnd
, WORD ch
)
1297 TRACE("(%s,%s,%x)\n", debugstr_a(lpszStr
), debugstr_a(lpszEnd
), ch
);
1299 return SHLWAPI_StrRChrHelperA(lpszStr
, lpszEnd
, ch
, ChrCmpIA
);
1302 /**************************************************************************
1303 * StrRChrIW [SHLWAPI.@]
1307 LPWSTR WINAPI
StrRChrIW(LPCWSTR str
, LPCWSTR end
, WORD ch
)
1311 if (!str
) return NULL
;
1312 if (!end
) end
= str
+ strlenW(str
);
1315 if (!ChrCmpIW(*str
, ch
)) ret
= (WCHAR
*)str
;
1321 /*************************************************************************
1322 * StrCatBuffA [SHLWAPI.@]
1324 * Concatenate two strings together.
1327 * lpszStr [O] String to concatenate to
1328 * lpszCat [I] String to add to lpszCat
1329 * cchMax [I] Maximum number of characters for the whole string
1335 * cchMax determines the number of characters in the final length of the
1336 * string, not the number appended to lpszStr from lpszCat.
1338 LPSTR WINAPI
StrCatBuffA(LPSTR lpszStr
, LPCSTR lpszCat
, INT cchMax
)
1342 TRACE("(%p,%s,%d)\n", lpszStr
, debugstr_a(lpszCat
), cchMax
);
1346 WARN("Invalid lpszStr would crash under Win32!\n");
1350 iLen
= strlen(lpszStr
);
1354 StrCpyNA(lpszStr
+ iLen
, lpszCat
, cchMax
);
1358 /*************************************************************************
1359 * StrCatBuffW [SHLWAPI.@]
1363 LPWSTR WINAPI
StrCatBuffW(LPWSTR lpszStr
, LPCWSTR lpszCat
, INT cchMax
)
1367 TRACE("(%p,%s,%d)\n", lpszStr
, debugstr_w(lpszCat
), cchMax
);
1371 WARN("Invalid lpszStr would crash under Win32!\n");
1375 iLen
= strlenW(lpszStr
);
1379 StrCpyNW(lpszStr
+ iLen
, lpszCat
, cchMax
);
1383 /*************************************************************************
1384 * StrRetToBufA [SHLWAPI.@]
1386 * Convert a STRRET to a normal string.
1389 * lpStrRet [O] STRRET to convert
1390 * pIdl [I] ITEMIDLIST for lpStrRet->uType == STRRET_OFFSET
1391 * lpszDest [O] Destination for normal string
1392 * dwLen [I] Length of lpszDest
1395 * Success: S_OK. lpszDest contains up to dwLen characters of the string.
1396 * If lpStrRet is of type STRRET_WSTR, its memory is freed with
1397 * CoTaskMemFree() and its type set to STRRET_CSTRA.
1398 * Failure: E_FAIL, if any parameters are invalid.
1400 HRESULT WINAPI
StrRetToBufA (LPSTRRET src
, const ITEMIDLIST
*pidl
, LPSTR dest
, UINT len
)
1403 * This routine is identical to that in dlls/shell32/shellstring.c.
1404 * It was duplicated because not every version of Shlwapi.dll exports
1405 * StrRetToBufA. If you change one routine, change them both.
1407 TRACE("dest=%p len=0x%x strret=%p pidl=%p\n", dest
, len
, src
, pidl
);
1411 WARN("Invalid lpStrRet would crash under Win32!\n");
1425 WideCharToMultiByte(CP_ACP
, 0, src
->u
.pOleStr
, -1, dest
, len
, NULL
, NULL
);
1426 CoTaskMemFree(src
->u
.pOleStr
);
1430 lstrcpynA(dest
, src
->u
.cStr
, len
);
1434 lstrcpynA((LPSTR
)dest
, ((LPCSTR
)&pidl
->mkid
)+src
->u
.uOffset
, len
);
1438 FIXME("unknown type!\n");
1444 /*************************************************************************
1445 * StrRetToBufW [SHLWAPI.@]
1449 HRESULT WINAPI
StrRetToBufW (LPSTRRET src
, const ITEMIDLIST
*pidl
, LPWSTR dest
, UINT len
)
1451 TRACE("dest=%p len=0x%x strret=%p pidl=%p\n", dest
, len
, src
, pidl
);
1455 WARN("Invalid lpStrRet would crash under Win32!\n");
1469 lstrcpynW(dest
, src
->u
.pOleStr
, len
);
1470 CoTaskMemFree(src
->u
.pOleStr
);
1474 if (!MultiByteToWideChar( CP_ACP
, 0, src
->u
.cStr
, -1, dest
, len
))
1481 if (!MultiByteToWideChar( CP_ACP
, 0, ((LPCSTR
)&pidl
->mkid
)+src
->u
.uOffset
, -1,
1488 FIXME("unknown type!\n");
1494 /*************************************************************************
1495 * StrRetToStrA [SHLWAPI.@]
1497 * Converts a STRRET to a normal string.
1500 * lpStrRet [O] STRRET to convert
1501 * pidl [I] ITEMIDLIST for lpStrRet->uType == STRRET_OFFSET
1502 * ppszName [O] Destination for converted string
1505 * Success: S_OK. ppszName contains the new string, allocated with CoTaskMemAlloc().
1506 * Failure: E_FAIL, if any parameters are invalid.
1508 HRESULT WINAPI
StrRetToStrA(LPSTRRET lpStrRet
, const ITEMIDLIST
*pidl
, LPSTR
*ppszName
)
1510 HRESULT hRet
= E_FAIL
;
1512 switch (lpStrRet
->uType
)
1515 hRet
= _SHStrDupAW(lpStrRet
->u
.pOleStr
, ppszName
);
1516 CoTaskMemFree(lpStrRet
->u
.pOleStr
);
1520 hRet
= _SHStrDupAA(lpStrRet
->u
.cStr
, ppszName
);
1524 hRet
= _SHStrDupAA(((LPCSTR
)&pidl
->mkid
) + lpStrRet
->u
.uOffset
, ppszName
);
1534 /*************************************************************************
1535 * StrRetToStrW [SHLWAPI.@]
1539 HRESULT WINAPI
StrRetToStrW(LPSTRRET lpStrRet
, const ITEMIDLIST
*pidl
, LPWSTR
*ppszName
)
1541 HRESULT hRet
= E_FAIL
;
1543 switch (lpStrRet
->uType
)
1546 hRet
= SHStrDupW(lpStrRet
->u
.pOleStr
, ppszName
);
1547 CoTaskMemFree(lpStrRet
->u
.pOleStr
);
1551 hRet
= SHStrDupA(lpStrRet
->u
.cStr
, ppszName
);
1555 hRet
= SHStrDupA(((LPCSTR
)&pidl
->mkid
) + lpStrRet
->u
.uOffset
, ppszName
);
1565 /* Create an ASCII string copy using SysAllocString() */
1566 static HRESULT
_SHStrDupAToBSTR(LPCSTR src
, BSTR
*pBstrOut
)
1572 INT len
= MultiByteToWideChar(CP_ACP
, 0, src
, -1, NULL
, 0);
1573 WCHAR
* szTemp
= HeapAlloc(GetProcessHeap(), 0, len
* sizeof(WCHAR
));
1577 MultiByteToWideChar(CP_ACP
, 0, src
, -1, szTemp
, len
);
1578 *pBstrOut
= SysAllocString(szTemp
);
1579 HeapFree(GetProcessHeap(), 0, szTemp
);
1585 return E_OUTOFMEMORY
;
1588 /*************************************************************************
1589 * StrRetToBSTR [SHLWAPI.@]
1591 * Converts a STRRET to a BSTR.
1594 * lpStrRet [O] STRRET to convert
1595 * pidl [I] ITEMIDLIST for lpStrRet->uType = STRRET_OFFSET
1596 * pBstrOut [O] Destination for converted BSTR
1599 * Success: S_OK. pBstrOut contains the new string.
1600 * Failure: E_FAIL, if any parameters are invalid.
1602 HRESULT WINAPI
StrRetToBSTR(STRRET
*lpStrRet
, LPCITEMIDLIST pidl
, BSTR
* pBstrOut
)
1604 HRESULT hRet
= E_FAIL
;
1606 switch (lpStrRet
->uType
)
1609 *pBstrOut
= SysAllocString(lpStrRet
->u
.pOleStr
);
1612 CoTaskMemFree(lpStrRet
->u
.pOleStr
);
1616 hRet
= _SHStrDupAToBSTR(lpStrRet
->u
.cStr
, pBstrOut
);
1620 hRet
= _SHStrDupAToBSTR(((LPCSTR
)&pidl
->mkid
) + lpStrRet
->u
.uOffset
, pBstrOut
);
1630 /*************************************************************************
1631 * StrFormatKBSizeA [SHLWAPI.@]
1633 * Create a formatted string containing a byte count in Kilobytes.
1636 * llBytes [I] Byte size to format
1637 * lpszDest [I] Destination for formatted string
1638 * cchMax [I] Size of lpszDest
1643 LPSTR WINAPI
StrFormatKBSizeA(LONGLONG llBytes
, LPSTR lpszDest
, UINT cchMax
)
1647 if (!StrFormatKBSizeW(llBytes
, wszBuf
, 256))
1649 if (!WideCharToMultiByte(CP_ACP
, 0, wszBuf
, -1, lpszDest
, cchMax
, NULL
, NULL
))
1654 /*************************************************************************
1655 * StrFormatKBSizeW [SHLWAPI.@]
1657 * See StrFormatKBSizeA.
1659 LPWSTR WINAPI
StrFormatKBSizeW(LONGLONG llBytes
, LPWSTR lpszDest
, UINT cchMax
)
1661 static const WCHAR kb
[] = {' ','K','B',0};
1662 LONGLONG llKB
= (llBytes
+ 1023) >> 10;
1665 TRACE("(0x%s,%p,%d)\n", wine_dbgstr_longlong(llBytes
), lpszDest
, cchMax
);
1667 if (!FormatInt(llKB
, lpszDest
, cchMax
))
1670 len
= lstrlenW(lpszDest
);
1671 if (cchMax
- len
< 4)
1673 lstrcatW(lpszDest
, kb
);
1677 /*************************************************************************
1678 * StrNCatA [SHLWAPI.@]
1680 * Concatenate two strings together.
1683 * lpszStr [O] String to concatenate to
1684 * lpszCat [I] String to add to lpszCat
1685 * cchMax [I] Maximum number of characters to concatenate
1691 * cchMax determines the number of characters that are appended to lpszStr,
1692 * not the total length of the string.
1694 LPSTR WINAPI
StrNCatA(LPSTR lpszStr
, LPCSTR lpszCat
, INT cchMax
)
1696 LPSTR lpszRet
= lpszStr
;
1698 TRACE("(%s,%s,%i)\n", debugstr_a(lpszStr
), debugstr_a(lpszCat
), cchMax
);
1702 WARN("Invalid lpszStr would crash under Win32!\n");
1706 StrCpyNA(lpszStr
+ strlen(lpszStr
), lpszCat
, cchMax
);
1710 /*************************************************************************
1711 * StrNCatW [SHLWAPI.@]
1715 LPWSTR WINAPI
StrNCatW(LPWSTR lpszStr
, LPCWSTR lpszCat
, INT cchMax
)
1717 LPWSTR lpszRet
= lpszStr
;
1719 TRACE("(%s,%s,%i)\n", debugstr_w(lpszStr
), debugstr_w(lpszCat
), cchMax
);
1723 WARN("Invalid lpszStr would crash under Win32\n");
1727 StrCpyNW(lpszStr
+ strlenW(lpszStr
), lpszCat
, cchMax
);
1731 /*************************************************************************
1732 * StrTrimA [SHLWAPI.@]
1734 * Remove characters from the start and end of a string.
1737 * lpszStr [O] String to remove characters from
1738 * lpszTrim [I] Characters to remove from lpszStr
1741 * TRUE If lpszStr was valid and modified
1744 BOOL WINAPI
StrTrimA(LPSTR lpszStr
, LPCSTR lpszTrim
)
1747 LPSTR lpszRead
= lpszStr
;
1750 TRACE("(%s,%s)\n", debugstr_a(lpszStr
), debugstr_a(lpszTrim
));
1752 if (lpszRead
&& *lpszRead
)
1754 while (*lpszRead
&& StrChrA(lpszTrim
, *lpszRead
))
1755 lpszRead
= CharNextA(lpszRead
); /* Skip leading matches */
1757 dwLen
= strlen(lpszRead
);
1759 if (lpszRead
!= lpszStr
)
1761 memmove(lpszStr
, lpszRead
, dwLen
+ 1);
1766 lpszRead
= lpszStr
+ dwLen
;
1767 while (StrChrA(lpszTrim
, lpszRead
[-1]))
1768 lpszRead
= CharPrevA(lpszStr
, lpszRead
); /* Skip trailing matches */
1770 if (lpszRead
!= lpszStr
+ dwLen
)
1780 /*************************************************************************
1781 * StrTrimW [SHLWAPI.@]
1785 BOOL WINAPI
StrTrimW(LPWSTR lpszStr
, LPCWSTR lpszTrim
)
1788 LPWSTR lpszRead
= lpszStr
;
1791 TRACE("(%s,%s)\n", debugstr_w(lpszStr
), debugstr_w(lpszTrim
));
1793 if (lpszRead
&& *lpszRead
)
1795 while (*lpszRead
&& StrChrW(lpszTrim
, *lpszRead
)) lpszRead
++;
1797 dwLen
= strlenW(lpszRead
);
1799 if (lpszRead
!= lpszStr
)
1801 memmove(lpszStr
, lpszRead
, (dwLen
+ 1) * sizeof(WCHAR
));
1806 lpszRead
= lpszStr
+ dwLen
;
1807 while (StrChrW(lpszTrim
, lpszRead
[-1]))
1808 lpszRead
--; /* Skip trailing matches */
1810 if (lpszRead
!= lpszStr
+ dwLen
)
1820 /*************************************************************************
1821 * _SHStrDupAA [INTERNAL]
1823 * Duplicates a ASCII string to ASCII. The destination buffer is allocated.
1825 static HRESULT
_SHStrDupAA(LPCSTR src
, LPSTR
* dest
)
1831 len
= lstrlenA(src
) + 1;
1832 *dest
= CoTaskMemAlloc(len
);
1838 lstrcpynA(*dest
,src
, len
);
1844 TRACE("%s->(%p)\n", debugstr_a(src
), *dest
);
1848 /*************************************************************************
1849 * SHStrDupA [SHLWAPI.@]
1851 * Return a Unicode copy of a string, in memory allocated by CoTaskMemAlloc().
1854 * lpszStr [I] String to copy
1855 * lppszDest [O] Destination for the new string copy
1858 * Success: S_OK. lppszDest contains the new string in Unicode format.
1859 * Failure: E_OUTOFMEMORY, If any arguments are invalid or memory allocation
1862 HRESULT WINAPI
SHStrDupA(LPCSTR lpszStr
, LPWSTR
* lppszDest
)
1869 len
= MultiByteToWideChar(CP_ACP
, 0, lpszStr
, -1, NULL
, 0) * sizeof(WCHAR
);
1870 *lppszDest
= CoTaskMemAlloc(len
);
1877 MultiByteToWideChar(CP_ACP
, 0, lpszStr
, -1, *lppszDest
, len
/sizeof(WCHAR
));
1881 hRet
= E_OUTOFMEMORY
;
1883 TRACE("%s->(%p)\n", debugstr_a(lpszStr
), *lppszDest
);
1887 /*************************************************************************
1888 * _SHStrDupAW [INTERNAL]
1890 * Duplicates a UNICODE to a ASCII string. The destination buffer is allocated.
1892 static HRESULT
_SHStrDupAW(LPCWSTR src
, LPSTR
* dest
)
1898 len
= WideCharToMultiByte(CP_ACP
, 0, src
, -1, NULL
, 0, NULL
, NULL
);
1899 *dest
= CoTaskMemAlloc(len
);
1905 WideCharToMultiByte(CP_ACP
, 0, src
, -1, *dest
, len
, NULL
, NULL
);
1911 TRACE("%s->(%p)\n", debugstr_w(src
), *dest
);
1915 /*************************************************************************
1916 * SHStrDupW [SHLWAPI.@]
1920 HRESULT WINAPI
SHStrDupW(LPCWSTR src
, LPWSTR
* dest
)
1926 len
= (lstrlenW(src
) + 1) * sizeof(WCHAR
);
1927 *dest
= CoTaskMemAlloc(len
);
1933 memcpy(*dest
, src
, len
);
1939 TRACE("%s->(%p)\n", debugstr_w(src
), *dest
);
1943 /*************************************************************************
1944 * SHLWAPI_WriteReverseNum
1946 * Internal helper for SHLWAPI_WriteTimeClass.
1948 static inline LPWSTR
SHLWAPI_WriteReverseNum(LPWSTR lpszOut
, DWORD dwNum
)
1952 /* Write a decimal number to a string, backwards */
1955 DWORD dwNextDigit
= dwNum
% 10;
1956 *lpszOut
-- = '0' + dwNextDigit
;
1957 dwNum
= (dwNum
- dwNextDigit
) / 10;
1958 } while (dwNum
> 0);
1963 /*************************************************************************
1964 * SHLWAPI_FormatSignificant
1966 * Internal helper for SHLWAPI_WriteTimeClass.
1968 static inline int SHLWAPI_FormatSignificant(LPWSTR lpszNum
, int dwDigits
)
1970 /* Zero non significant digits, return remaining significant digits */
1974 if (--dwDigits
== 0)
1984 /*************************************************************************
1985 * SHLWAPI_WriteTimeClass
1987 * Internal helper for StrFromTimeIntervalW.
1989 static int SHLWAPI_WriteTimeClass(LPWSTR lpszOut
, DWORD dwValue
,
1990 UINT uClassStringId
, int iDigits
)
1992 WCHAR szBuff
[64], *szOut
= szBuff
+ 32;
1994 szOut
= SHLWAPI_WriteReverseNum(szOut
, dwValue
);
1995 iDigits
= SHLWAPI_FormatSignificant(szOut
+ 1, iDigits
);
1997 LoadStringW(shlwapi_hInstance
, uClassStringId
, szBuff
+ 32, 32);
1998 strcatW(lpszOut
, szOut
);
2002 /*************************************************************************
2003 * StrFromTimeIntervalA [SHLWAPI.@]
2005 * Format a millisecond time interval into a string
2008 * lpszStr [O] Output buffer for formatted time interval
2009 * cchMax [I] Size of lpszStr
2010 * dwMS [I] Number of milliseconds
2011 * iDigits [I] Number of digits to print
2014 * The length of the formatted string, or 0 if any parameter is invalid.
2017 * This implementation mimics the Win32 behaviour of always writing a leading
2018 * space before the time interval begins.
2020 * iDigits is used to provide approximate times if accuracy is not important.
2021 * This number of digits will be written of the first non-zero time class
2022 * (hours/minutes/seconds). If this does not complete the time classification,
2023 * the remaining digits are changed to zeros (i.e. The time is _not_ rounded).
2024 * If there are digits remaining following the writing of a time class, the
2025 * next time class will be written.
2027 * For example, given dwMS represents 138 hours,43 minutes and 15 seconds, the
2028 * following will result from the given values of iDigits:
2030 *| iDigits 1 2 3 4 5 ...
2031 *| lpszStr "100 hr" "130 hr" "138 hr" "138 hr 40 min" "138 hr 43 min" ...
2033 INT WINAPI
StrFromTimeIntervalA(LPSTR lpszStr
, UINT cchMax
, DWORD dwMS
,
2038 TRACE("(%p,%d,%d,%d)\n", lpszStr
, cchMax
, dwMS
, iDigits
);
2040 if (lpszStr
&& cchMax
)
2043 StrFromTimeIntervalW(szBuff
, sizeof(szBuff
)/sizeof(WCHAR
), dwMS
, iDigits
);
2044 WideCharToMultiByte(CP_ACP
,0,szBuff
,-1,lpszStr
,cchMax
,0,0);
2050 /*************************************************************************
2051 * StrFromTimeIntervalW [SHLWAPI.@]
2053 * See StrFromTimeIntervalA.
2055 INT WINAPI
StrFromTimeIntervalW(LPWSTR lpszStr
, UINT cchMax
, DWORD dwMS
,
2060 TRACE("(%p,%d,%d,%d)\n", lpszStr
, cchMax
, dwMS
, iDigits
);
2062 if (lpszStr
&& cchMax
)
2065 DWORD dwHours
, dwMinutes
;
2067 if (!iDigits
|| cchMax
== 1)
2073 /* Calculate the time classes */
2074 dwMS
= (dwMS
+ 500) / 1000;
2075 dwHours
= dwMS
/ 3600;
2076 dwMS
-= dwHours
* 3600;
2077 dwMinutes
= dwMS
/ 60;
2078 dwMS
-= dwMinutes
* 60;
2083 iDigits
= SHLWAPI_WriteTimeClass(szCopy
, dwHours
, IDS_TIME_INTERVAL_HOURS
, iDigits
);
2085 if (dwMinutes
&& iDigits
)
2086 iDigits
= SHLWAPI_WriteTimeClass(szCopy
, dwMinutes
, IDS_TIME_INTERVAL_MINUTES
, iDigits
);
2088 if (iDigits
) /* Always write seconds if we have significant digits */
2089 SHLWAPI_WriteTimeClass(szCopy
, dwMS
, IDS_TIME_INTERVAL_SECONDS
, iDigits
);
2091 lstrcpynW(lpszStr
, szCopy
, cchMax
);
2092 iRet
= strlenW(lpszStr
);
2097 /*************************************************************************
2098 * StrIsIntlEqualA [SHLWAPI.@]
2100 * Compare two strings.
2103 * bCase [I] Whether to compare case sensitively
2104 * lpszStr [I] First string to compare
2105 * lpszComp [I] Second string to compare
2106 * iLen [I] Length to compare
2109 * TRUE If the strings are equal.
2112 BOOL WINAPI
StrIsIntlEqualA(BOOL bCase
, LPCSTR lpszStr
, LPCSTR lpszComp
,
2117 TRACE("(%d,%s,%s,%d)\n", bCase
,
2118 debugstr_a(lpszStr
), debugstr_a(lpszComp
), iLen
);
2120 /* FIXME: This flag is undocumented and unknown by our CompareString.
2121 * We need a define for it.
2123 dwFlags
= 0x10000000;
2124 if (!bCase
) dwFlags
|= NORM_IGNORECASE
;
2126 return (CompareStringA(GetThreadLocale(), dwFlags
, lpszStr
, iLen
, lpszComp
, iLen
) == CSTR_EQUAL
);
2129 /*************************************************************************
2130 * StrIsIntlEqualW [SHLWAPI.@]
2132 * See StrIsIntlEqualA.
2134 BOOL WINAPI
StrIsIntlEqualW(BOOL bCase
, LPCWSTR lpszStr
, LPCWSTR lpszComp
,
2139 TRACE("(%d,%s,%s,%d)\n", bCase
,
2140 debugstr_w(lpszStr
),debugstr_w(lpszComp
), iLen
);
2142 /* FIXME: This flag is undocumented and unknown by our CompareString.
2143 * We need a define for it.
2145 dwFlags
= 0x10000000;
2146 if (!bCase
) dwFlags
|= NORM_IGNORECASE
;
2148 return (CompareStringW(GetThreadLocale(), dwFlags
, lpszStr
, iLen
, lpszComp
, iLen
) == CSTR_EQUAL
);
2151 /*************************************************************************
2154 * Copy a string to another string, up to a maximum number of characters.
2157 * lpszDest [O] Destination string
2158 * lpszSrc [I] Source string
2159 * iLen [I] Maximum number of chars to copy
2162 * Success: A pointer to the last character written to lpszDest.
2163 * Failure: lpszDest, if any arguments are invalid.
2165 LPSTR WINAPI
StrCpyNXA(LPSTR lpszDest
, LPCSTR lpszSrc
, int iLen
)
2167 TRACE("(%p,%s,%i)\n", lpszDest
, debugstr_a(lpszSrc
), iLen
);
2169 if (lpszDest
&& lpszSrc
&& iLen
> 0)
2171 while ((iLen
-- > 1) && *lpszSrc
)
2172 *lpszDest
++ = *lpszSrc
++;
2179 /*************************************************************************
2182 * Unicode version of StrCpyNXA.
2184 LPWSTR WINAPI
StrCpyNXW(LPWSTR lpszDest
, LPCWSTR lpszSrc
, int iLen
)
2186 TRACE("(%p,%s,%i)\n", lpszDest
, debugstr_w(lpszSrc
), iLen
);
2188 if (lpszDest
&& lpszSrc
&& iLen
> 0)
2190 while ((iLen
-- > 1) && *lpszSrc
)
2191 *lpszDest
++ = *lpszSrc
++;
2198 /*************************************************************************
2199 * StrCmpLogicalW [SHLWAPI.@]
2201 * Compare two strings, ignoring case and comparing digits as numbers.
2204 * lpszStr [I] First string to compare
2205 * lpszComp [I] Second string to compare
2206 * iLen [I] Length to compare
2209 * TRUE If the strings are equal.
2212 INT WINAPI
StrCmpLogicalW(LPCWSTR lpszStr
, LPCWSTR lpszComp
)
2216 TRACE("(%s,%s)\n", debugstr_w(lpszStr
), debugstr_w(lpszComp
));
2218 if (lpszStr
&& lpszComp
)
2224 else if (isdigitW(*lpszStr
))
2228 if (!isdigitW(*lpszComp
))
2231 /* Compare the numbers */
2232 StrToIntExW(lpszStr
, 0, &iStr
);
2233 StrToIntExW(lpszComp
, 0, &iComp
);
2237 else if (iStr
> iComp
)
2241 while (isdigitW(*lpszStr
))
2243 while (isdigitW(*lpszComp
))
2246 else if (isdigitW(*lpszComp
))
2250 iDiff
= ChrCmpIW(*lpszStr
,*lpszComp
);
2266 /* Structure for formatting byte strings */
2267 typedef struct tagSHLWAPI_BYTEFORMATS
2274 } SHLWAPI_BYTEFORMATS
;
2276 /*************************************************************************
2277 * StrFormatByteSizeW [SHLWAPI.@]
2279 * Create a string containing an abbreviated byte count of up to 2^63-1.
2282 * llBytes [I] Byte size to format
2283 * lpszDest [I] Destination for formatted string
2284 * cchMax [I] Size of lpszDest
2290 * There is no StrFormatByteSize64W function, it is called StrFormatByteSizeW().
2292 LPWSTR WINAPI
StrFormatByteSizeW(LONGLONG llBytes
, LPWSTR lpszDest
, UINT cchMax
)
2294 #define KB ((ULONGLONG)1024)
2296 #define GB (KB*KB*KB)
2297 #define TB (KB*KB*KB*KB)
2298 #define PB (KB*KB*KB*KB*KB)
2300 static const SHLWAPI_BYTEFORMATS bfFormats
[] =
2302 { 10*KB
, 10.24, 100.0, 2, 'K' }, /* 10 KB */
2303 { 100*KB
, 102.4, 10.0, 1, 'K' }, /* 100 KB */
2304 { 1000*KB
, 1024.0, 1.0, 0, 'K' }, /* 1000 KB */
2305 { 10*MB
, 10485.76, 100.0, 2, 'M' }, /* 10 MB */
2306 { 100*MB
, 104857.6, 10.0, 1, 'M' }, /* 100 MB */
2307 { 1000*MB
, 1048576.0, 1.0, 0, 'M' }, /* 1000 MB */
2308 { 10*GB
, 10737418.24, 100.0, 2, 'G' }, /* 10 GB */
2309 { 100*GB
, 107374182.4, 10.0, 1, 'G' }, /* 100 GB */
2310 { 1000*GB
, 1073741824.0, 1.0, 0, 'G' }, /* 1000 GB */
2311 { 10*TB
, 10485.76, 100.0, 2, 'T' }, /* 10 TB */
2312 { 100*TB
, 104857.6, 10.0, 1, 'T' }, /* 100 TB */
2313 { 1000*TB
, 1048576.0, 1.0, 0, 'T' }, /* 1000 TB */
2314 { 10*PB
, 10737418.24, 100.00, 2, 'P' }, /* 10 PB */
2315 { 100*PB
, 107374182.4, 10.00, 1, 'P' }, /* 100 PB */
2316 { 1000*PB
, 1073741824.0, 1.00, 0, 'P' }, /* 1000 PB */
2317 { 0, 10995116277.76, 100.00, 2, 'E' } /* EB's, catch all */
2319 WCHAR wszAdd
[] = {' ','?','B',0};
2323 TRACE("(0x%s,%p,%d)\n", wine_dbgstr_longlong(llBytes
), lpszDest
, cchMax
);
2325 if (!lpszDest
|| !cchMax
)
2328 if (llBytes
< 1024) /* 1K */
2330 WCHAR wszBytesFormat
[64];
2331 LoadStringW(shlwapi_hInstance
, IDS_BYTES_FORMAT
, wszBytesFormat
, 64);
2332 snprintfW(lpszDest
, cchMax
, wszBytesFormat
, (int)llBytes
);
2336 /* Note that if this loop completes without finding a match, i will be
2337 * pointing at the last entry, which is a catch all for > 1000 PB
2339 while (i
< sizeof(bfFormats
) / sizeof(SHLWAPI_BYTEFORMATS
) - 1)
2341 if (llBytes
< bfFormats
[i
].dLimit
)
2345 /* Above 1 TB we encounter problems with FP accuracy. So for amounts above
2346 * this number we integer shift down by 1 MB first. The table above has
2347 * the divisors scaled down from the '< 10 TB' entry onwards, to account
2348 * for this. We also add a small fudge factor to get the correct result for
2349 * counts that lie exactly on a 1024 byte boundary.
2352 dBytes
= (double)(llBytes
>> 20) + 0.001; /* Scale down by 1 MB */
2354 dBytes
= (double)llBytes
+ 0.00001;
2356 dBytes
= floor(dBytes
/ bfFormats
[i
].dDivisor
) / bfFormats
[i
].dNormaliser
;
2358 if (!FormatDouble(dBytes
, bfFormats
[i
].nDecimals
, lpszDest
, cchMax
))
2360 wszAdd
[1] = bfFormats
[i
].wPrefix
;
2361 StrCatBuffW(lpszDest
, wszAdd
, cchMax
);
2365 /*************************************************************************
2366 * StrFormatByteSize64A [SHLWAPI.@]
2368 * See StrFormatByteSizeW.
2370 LPSTR WINAPI
StrFormatByteSize64A(LONGLONG llBytes
, LPSTR lpszDest
, UINT cchMax
)
2374 StrFormatByteSizeW(llBytes
, wszBuff
, sizeof(wszBuff
)/sizeof(WCHAR
));
2377 WideCharToMultiByte(CP_ACP
, 0, wszBuff
, -1, lpszDest
, cchMax
, 0, 0);
2381 /*************************************************************************
2382 * StrFormatByteSizeA [SHLWAPI.@]
2384 * Create a string containing an abbreviated byte count of up to 2^31-1.
2387 * dwBytes [I] Byte size to format
2388 * lpszDest [I] Destination for formatted string
2389 * cchMax [I] Size of lpszDest
2395 * The Ascii and Unicode versions of this function accept a different
2396 * integer type for dwBytes. See StrFormatByteSize64A().
2398 LPSTR WINAPI
StrFormatByteSizeA(DWORD dwBytes
, LPSTR lpszDest
, UINT cchMax
)
2400 TRACE("(%d,%p,%d)\n", dwBytes
, lpszDest
, cchMax
);
2402 return StrFormatByteSize64A(dwBytes
, lpszDest
, cchMax
);
2405 /*************************************************************************
2408 * Remove a hanging lead byte from the end of a string, if present.
2411 * lpStr [I] String to check for a hanging lead byte
2412 * size [I] Length of lpStr
2415 * Success: The new length of the string. Any hanging lead bytes are removed.
2416 * Failure: 0, if any parameters are invalid.
2418 DWORD WINAPI
SHTruncateString(LPSTR lpStr
, DWORD size
)
2422 LPSTR lastByte
= lpStr
+ size
- 1;
2424 while(lpStr
< lastByte
)
2425 lpStr
+= IsDBCSLeadByte(*lpStr
) ? 2 : 1;
2427 if(lpStr
== lastByte
&& IsDBCSLeadByte(*lpStr
))
2437 /*************************************************************************
2440 * Remove a single non-trailing ampersand ('&') from a string.
2443 * lpszStr [I/O] String to remove ampersand from.
2446 * The character after the first ampersand in lpszStr, or the first character
2447 * in lpszStr if there is no ampersand in the string.
2449 char WINAPI
SHStripMneumonicA(LPCSTR lpszStr
)
2451 LPSTR lpszIter
, lpszTmp
;
2454 TRACE("(%s)\n", debugstr_a(lpszStr
));
2458 if ((lpszIter
= StrChrA(lpszStr
, '&')))
2460 lpszTmp
= CharNextA(lpszIter
);
2463 if (*lpszTmp
!= '&')
2466 memmove( lpszIter
, lpszTmp
, strlen(lpszTmp
) + 1 );
2473 /*************************************************************************
2476 * Unicode version of SHStripMneumonicA.
2478 WCHAR WINAPI
SHStripMneumonicW(LPCWSTR lpszStr
)
2480 LPWSTR lpszIter
, lpszTmp
;
2483 TRACE("(%s)\n", debugstr_w(lpszStr
));
2487 if ((lpszIter
= StrChrW(lpszStr
, '&')))
2489 lpszTmp
= lpszIter
+ 1;
2492 if (*lpszTmp
!= '&')
2495 memmove( lpszIter
, lpszTmp
, (strlenW(lpszTmp
) + 1) * sizeof(WCHAR
) );
2502 /*************************************************************************
2505 * Convert an Ascii string to Unicode.
2508 * dwCp [I] Code page for the conversion
2509 * lpSrcStr [I] Source Ascii string to convert
2510 * lpDstStr [O] Destination for converted Unicode string
2511 * iLen [I] Length of lpDstStr
2514 * The return value of the MultiByteToWideChar() function called on lpSrcStr.
2516 DWORD WINAPI
SHAnsiToUnicodeCP(DWORD dwCp
, LPCSTR lpSrcStr
, LPWSTR lpDstStr
, int iLen
)
2520 dwRet
= MultiByteToWideChar(dwCp
, 0, lpSrcStr
, -1, lpDstStr
, iLen
);
2521 TRACE("%s->%s,ret=%d\n", debugstr_a(lpSrcStr
), debugstr_w(lpDstStr
), dwRet
);
2525 /*************************************************************************
2528 * Convert an Ascii string to Unicode.
2531 * lpSrcStr [I] Source Ascii string to convert
2532 * lpDstStr [O] Destination for converted Unicode string
2533 * iLen [I] Length of lpDstStr
2536 * The return value of the MultiByteToWideChar() function called on lpSrcStr.
2539 * This function simply calls SHAnsiToUnicodeCP with code page CP_ACP.
2541 DWORD WINAPI
SHAnsiToUnicode(LPCSTR lpSrcStr
, LPWSTR lpDstStr
, int iLen
)
2543 return SHAnsiToUnicodeCP(CP_ACP
, lpSrcStr
, lpDstStr
, iLen
);
2546 /*************************************************************************
2549 * Convert a Unicode string to Ascii.
2552 * CodePage [I] Code page to use for the conversion
2553 * lpSrcStr [I] Source Unicode string to convert
2554 * lpDstStr [O] Destination for converted Ascii string
2555 * dstlen [I] Length of buffer at lpDstStr
2558 * Success: The length in bytes of the result at lpDstStr (including the terminator)
2559 * Failure: When using CP_UTF8, CP_UTF7 or 0xc350 as codePage, 0 is returned and
2560 * the result is not nul-terminated.
2561 * When using a different codepage, the length in bytes of the truncated
2562 * result at lpDstStr (including the terminator) is returned and
2563 * lpDstStr is always nul-terminated.
2566 DWORD WINAPI
SHUnicodeToAnsiCP(UINT CodePage
, LPCWSTR lpSrcStr
, LPSTR lpDstStr
, int dstlen
)
2568 static const WCHAR emptyW
[] = { '\0' };
2572 if (!lpDstStr
|| !dstlen
)
2580 len
= strlenW(lpSrcStr
) + 1;
2585 CodePage
= CP_UTF8
; /* Fall through... */
2586 case 0x0000C350: /* FIXME: CP_ #define */
2592 INT needed
= dstlen
- 1;
2595 /* try the user supplied buffer first */
2596 hr
= ConvertINetUnicodeToMultiByte(&dwMode
, CodePage
, lpSrcStr
, &lenW
, lpDstStr
, &needed
);
2599 lpDstStr
[needed
] = '\0';
2603 /* user buffer too small. exclude termination and copy as much as possible */
2605 hr
= ConvertINetUnicodeToMultiByte(&dwMode
, CodePage
, lpSrcStr
, &lenW
, NULL
, &needed
);
2607 mem
= HeapAlloc(GetProcessHeap(), 0, needed
);
2611 hr
= ConvertINetUnicodeToMultiByte(&dwMode
, CodePage
, lpSrcStr
, &len
, mem
, &needed
);
2614 reqLen
= SHTruncateString(mem
, dstlen
);
2615 if (reqLen
> 0) memcpy(lpDstStr
, mem
, reqLen
-1);
2617 HeapFree(GetProcessHeap(), 0, mem
);
2624 /* try the user supplied buffer first */
2625 reqLen
= WideCharToMultiByte(CodePage
, 0, lpSrcStr
, len
, lpDstStr
, dstlen
, NULL
, NULL
);
2627 if (!reqLen
&& GetLastError() == ERROR_INSUFFICIENT_BUFFER
)
2629 reqLen
= WideCharToMultiByte(CodePage
, 0, lpSrcStr
, len
, NULL
, 0, NULL
, NULL
);
2632 mem
= HeapAlloc(GetProcessHeap(), 0, reqLen
);
2635 reqLen
= WideCharToMultiByte(CodePage
, 0, lpSrcStr
, len
, mem
,
2636 reqLen
, NULL
, NULL
);
2638 reqLen
= SHTruncateString(mem
, dstlen
-1);
2641 lstrcpynA(lpDstStr
, mem
, reqLen
);
2642 HeapFree(GetProcessHeap(), 0, mem
);
2643 lpDstStr
[reqLen
-1] = '\0';
2650 /*************************************************************************
2653 * Convert a Unicode string to Ascii.
2656 * lpSrcStr [I] Source Unicode string to convert
2657 * lpDstStr [O] Destination for converted Ascii string
2658 * iLen [O] Length of lpDstStr in characters
2661 * See SHUnicodeToAnsiCP
2664 * This function simply calls SHUnicodeToAnsiCP() with CodePage = CP_ACP.
2666 INT WINAPI
SHUnicodeToAnsi(LPCWSTR lpSrcStr
, LPSTR lpDstStr
, INT iLen
)
2668 return SHUnicodeToAnsiCP(CP_ACP
, lpSrcStr
, lpDstStr
, iLen
);
2671 /*************************************************************************
2674 * Copy one string to another.
2677 * lpszSrc [I] Source string to copy
2678 * lpszDst [O] Destination for copy
2679 * iLen [I] Length of lpszDst in characters
2682 * The length of the copied string, including the terminating NUL. lpszDst
2683 * contains iLen characters of lpszSrc.
2685 DWORD WINAPI
SHAnsiToAnsi(LPCSTR lpszSrc
, LPSTR lpszDst
, int iLen
)
2689 TRACE("(%s,%p,0x%08x)\n", debugstr_a(lpszSrc
), lpszDst
, iLen
);
2691 lpszRet
= StrCpyNXA(lpszDst
, lpszSrc
, iLen
);
2692 return lpszRet
- lpszDst
+ 1;
2695 /*************************************************************************
2698 * Unicode version of SSHAnsiToAnsi.
2700 DWORD WINAPI
SHUnicodeToUnicode(LPCWSTR lpszSrc
, LPWSTR lpszDst
, int iLen
)
2704 TRACE("(%s,%p,0x%08x)\n", debugstr_w(lpszSrc
), lpszDst
, iLen
);
2706 lpszRet
= StrCpyNXW(lpszDst
, lpszSrc
, iLen
);
2707 return lpszRet
- lpszDst
+ 1;
2710 /*************************************************************************
2713 * Determine if an Ascii string converts to Unicode and back identically.
2716 * lpSrcStr [I] Source Unicode string to convert
2717 * lpDst [O] Destination for resulting Ascii string
2718 * iLen [I] Length of lpDst in characters
2721 * TRUE, since Ascii strings always convert identically.
2723 BOOL WINAPI
DoesStringRoundTripA(LPCSTR lpSrcStr
, LPSTR lpDst
, INT iLen
)
2725 lstrcpynA(lpDst
, lpSrcStr
, iLen
);
2729 /*************************************************************************
2732 * Determine if a Unicode string converts to Ascii and back identically.
2735 * lpSrcStr [I] Source Unicode string to convert
2736 * lpDst [O] Destination for resulting Ascii string
2737 * iLen [I] Length of lpDst in characters
2740 * TRUE, if lpSrcStr converts to Ascii and back identically,
2743 BOOL WINAPI
DoesStringRoundTripW(LPCWSTR lpSrcStr
, LPSTR lpDst
, INT iLen
)
2745 WCHAR szBuff
[MAX_PATH
];
2747 SHUnicodeToAnsi(lpSrcStr
, lpDst
, iLen
);
2748 SHAnsiToUnicode(lpDst
, szBuff
, MAX_PATH
);
2749 return !strcmpW(lpSrcStr
, szBuff
);
2752 /*************************************************************************
2753 * SHLoadIndirectString [SHLWAPI.@]
2755 * If passed a string that begins with '@', extract the string from the
2756 * appropriate resource, otherwise do a straight copy.
2759 HRESULT WINAPI
SHLoadIndirectString(LPCWSTR src
, LPWSTR dst
, UINT dst_len
, void **reserved
)
2761 WCHAR
*dllname
= NULL
;
2762 HMODULE hmod
= NULL
;
2763 HRESULT hr
= E_FAIL
;
2765 TRACE("(%s %p %08x %p)\n", debugstr_w(src
), dst
, dst_len
, reserved
);
2773 dllname
= StrDupW(src
+ 1);
2774 index_str
= strchrW(dllname
, ',');
2776 if(!index_str
) goto end
;
2780 index
= atoiW(index_str
);
2782 hmod
= LoadLibraryW(dllname
);
2787 if(LoadStringW(hmod
, -index
, dst
, dst_len
))
2791 FIXME("can't handle non-negative indices (%d)\n", index
);
2796 lstrcpynW(dst
, src
, dst_len
);
2800 TRACE("returning %s\n", debugstr_w(dst
));
2802 if(hmod
) FreeLibrary(hmod
);
2807 BOOL WINAPI
IsCharSpaceA(CHAR c
)
2810 return GetStringTypeA(GetSystemDefaultLCID(), CT_CTYPE1
, &c
, 1, &CharType
) && (CharType
& C1_SPACE
);
2813 /*************************************************************************
2816 * Determine if a Unicode character is a space.
2819 * wc [I] Character to check.
2822 * TRUE, if wc is a space,
2825 BOOL WINAPI
IsCharSpaceW(WCHAR wc
)
2829 return GetStringTypeW(CT_CTYPE1
, &wc
, 1, &CharType
) && (CharType
& C1_SPACE
);