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
23 #include "wine/port.h"
30 #define NONAMELESSUNION
31 #define NONAMELESSSTRUCT
34 #define NO_SHLWAPI_REG
35 #define NO_SHLWAPI_STREAM
42 #include "wine/unicode.h"
43 #include "wine/debug.h"
47 WINE_DEFAULT_DEBUG_CHANNEL(shell);
49 extern HINSTANCE shlwapi_hInstance;
51 static HRESULT _SHStrDupAA(LPCSTR,LPSTR*);
52 static HRESULT _SHStrDupAW(LPCWSTR,LPSTR*);
55 static void FillNumberFmt(NUMBERFMTW *fmt, LPWSTR decimal_buffer, int decimal_bufwlen,
56 LPWSTR thousand_buffer, int thousand_bufwlen)
61 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_ILZERO|LOCALE_RETURN_NUMBER, (LPWSTR)&fmt->LeadingZero, sizeof(fmt->LeadingZero)/sizeof(WCHAR));
62 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_INEGNUMBER|LOCALE_RETURN_NUMBER, (LPWSTR)&fmt->LeadingZero, sizeof(fmt->NegativeOrder)/sizeof(WCHAR));
64 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SDECIMAL, decimal_buffer, decimal_bufwlen);
65 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_STHOUSAND, thousand_buffer, thousand_bufwlen);
66 fmt->lpThousandSep = thousand_buffer;
67 fmt->lpDecimalSep = decimal_buffer;
70 * Converting grouping string to number as described on
71 * http://blogs.msdn.com/oldnewthing/archive/2006/04/18/578251.aspx
74 GetLocaleInfoW(LOCALE_USER_DEFAULT, LOCALE_SGROUPING, grouping, sizeof(grouping)/sizeof(WCHAR));
75 for (c = grouping; *c; c++)
76 if (*c >= '0' && *c < '9')
79 fmt->Grouping += *c - '0';
82 if (fmt->Grouping % 10 == 0)
88 /*************************************************************************
89 * FormatInt [internal]
91 * Format an integer according to the current locale
94 * The number of bytes written on success or 0 on failure
96 static int FormatInt(LONGLONG qdwValue, LPWSTR pszBuf, int cchBuf)
99 WCHAR decimal[8], thousand[8];
102 BOOL neg = (qdwValue < 0);
104 FillNumberFmt(&fmt, decimal, sizeof decimal / sizeof (WCHAR),
105 thousand, sizeof thousand / sizeof (WCHAR));
111 *(--c) = '0' + (qdwValue%10);
113 } while (qdwValue > 0);
117 return GetNumberFormatW(LOCALE_USER_DEFAULT, 0, c, &fmt, pszBuf, cchBuf);
120 /*************************************************************************
121 * FormatDouble [internal]
123 * Format an integer according to the current locale. Prints the specified number of digits
124 * after the decimal point
127 * The number of bytes written on success or 0 on failure
129 static int FormatDouble(double value, int decimals, LPWSTR pszBuf, int cchBuf)
131 static const WCHAR flfmt[] = {'%','f',0};
134 WCHAR decimal[8], thousand[8];
136 snprintfW(buf, 64, flfmt, value);
138 FillNumberFmt(&fmt, decimal, sizeof decimal / sizeof (WCHAR),
139 thousand, sizeof thousand / sizeof (WCHAR));
140 fmt.NumDigits = decimals;
141 return GetNumberFormatW(LOCALE_USER_DEFAULT, 0, buf, &fmt, pszBuf, cchBuf);
144 /*************************************************************************
145 * SHLWAPI_ChrCmpHelperA
147 * Internal helper for SHLWAPI_ChrCmpA/ChrCMPIA.
150 * Both this function and its Unicode counterpart are very inefficient. To
151 * fix this, CompareString must be completely implemented and optimised
152 * first. Then the core character test can be taken out of that function and
153 * placed here, so that it need never be called at all. Until then, do not
154 * attempt to optimise this code unless you are willing to test that it
155 * still performs correctly.
157 static BOOL SHLWAPI_ChrCmpHelperA(WORD ch1, WORD ch2, DWORD dwFlags)
159 char str1[3], str2[3];
161 str1[0] = LOBYTE(ch1);
162 if (IsDBCSLeadByte(str1[0]))
164 str1[1] = HIBYTE(ch1);
170 str2[0] = LOBYTE(ch2);
171 if (IsDBCSLeadByte(str2[0]))
173 str2[1] = HIBYTE(ch2);
179 return CompareStringA(GetThreadLocale(), dwFlags, str1, -1, str2, -1) - 2;
182 /*************************************************************************
185 * Internal helper function.
187 static BOOL WINAPI SHLWAPI_ChrCmpA(WORD ch1, WORD ch2)
189 return SHLWAPI_ChrCmpHelperA(ch1, ch2, 0);
192 /*************************************************************************
193 * ChrCmpIA (SHLWAPI.385)
195 * Compare two characters, ignoring case.
198 * ch1 [I] First character to compare
199 * ch2 [I] Second character to compare
202 * FALSE, if the characters are equal.
203 * Non-zero otherwise.
205 BOOL WINAPI ChrCmpIA(WORD ch1, WORD ch2)
207 TRACE("(%d,%d)\n", ch1, ch2);
209 return SHLWAPI_ChrCmpHelperA(ch1, ch2, NORM_IGNORECASE);
212 /*************************************************************************
213 * ChrCmpIW [SHLWAPI.386]
217 BOOL WINAPI ChrCmpIW(WCHAR ch1, WCHAR ch2)
219 return CompareStringW(GetThreadLocale(), NORM_IGNORECASE, &ch1, 1, &ch2, 1) - 2;
222 /*************************************************************************
223 * StrChrA [SHLWAPI.@]
225 * Find a given character in a string.
228 * lpszStr [I] String to search in.
229 * ch [I] Character to search for.
232 * Success: A pointer to the first occurrence of ch in lpszStr, or NULL if
234 * Failure: NULL, if any arguments are invalid.
236 LPSTR WINAPI StrChrA(LPCSTR lpszStr, WORD ch)
238 TRACE("(%s,%i)\n", debugstr_a(lpszStr), ch);
244 if (!SHLWAPI_ChrCmpA(*lpszStr, ch))
245 return (LPSTR)lpszStr;
246 lpszStr = CharNextA(lpszStr);
252 /*************************************************************************
253 * StrChrW [SHLWAPI.@]
257 LPWSTR WINAPI StrChrW(LPCWSTR lpszStr, WCHAR ch)
259 LPWSTR lpszRet = NULL;
261 TRACE("(%s,%i)\n", debugstr_w(lpszStr), ch);
264 lpszRet = strchrW(lpszStr, ch);
268 /*************************************************************************
269 * StrChrIA [SHLWAPI.@]
271 * Find a given character in a string, ignoring case.
274 * lpszStr [I] String to search in.
275 * ch [I] Character to search for.
278 * Success: A pointer to the first occurrence of ch in lpszStr, or NULL if
280 * Failure: NULL, if any arguments are invalid.
282 LPSTR WINAPI StrChrIA(LPCSTR lpszStr, WORD ch)
284 TRACE("(%s,%i)\n", debugstr_a(lpszStr), ch);
290 if (!ChrCmpIA(*lpszStr, ch))
291 return (LPSTR)lpszStr;
292 lpszStr = CharNextA(lpszStr);
298 /*************************************************************************
299 * StrChrIW [SHLWAPI.@]
303 LPWSTR WINAPI StrChrIW(LPCWSTR lpszStr, WCHAR ch)
305 TRACE("(%s,%i)\n", debugstr_w(lpszStr), ch);
312 if (toupperW(*lpszStr) == ch)
313 return (LPWSTR)lpszStr;
318 return (LPWSTR)lpszStr;
321 /*************************************************************************
322 * StrChrNW [SHLWAPI.@]
324 LPWSTR WINAPI StrChrNW(LPCWSTR lpszStr, WCHAR ch, UINT cchMax)
326 TRACE("(%s(%i),%i)\n", debugstr_wn(lpszStr,cchMax), cchMax, ch);
330 while (*lpszStr && cchMax-- > 0)
333 return (LPWSTR)lpszStr;
340 /*************************************************************************
341 * StrCmpIW [SHLWAPI.@]
343 * Compare two strings, ignoring case.
346 * lpszStr [I] First string to compare
347 * lpszComp [I] Second string to compare
350 * An integer less than, equal to or greater than 0, indicating that
351 * lpszStr is less than, the same, or greater than lpszComp.
353 int WINAPI StrCmpIW(LPCWSTR lpszStr, LPCWSTR lpszComp)
357 TRACE("(%s,%s)\n", debugstr_w(lpszStr),debugstr_w(lpszComp));
359 iRet = CompareStringW(GetThreadLocale(), NORM_IGNORECASE, lpszStr, -1, lpszComp, -1);
360 return iRet == CSTR_LESS_THAN ? -1 : iRet == CSTR_GREATER_THAN ? 1 : 0;
363 /*************************************************************************
364 * StrCmpNA [SHLWAPI.@]
366 * Compare two strings, up to a maximum length.
369 * lpszStr [I] First string to compare
370 * lpszComp [I] Second string to compare
371 * iLen [I] Maximum number of chars to compare.
374 * An integer less than, equal to or greater than 0, indicating that
375 * lpszStr is less than, the same, or greater than lpszComp.
377 INT WINAPI StrCmpNA(LPCSTR lpszStr, LPCSTR lpszComp, INT iLen)
381 TRACE("(%s,%s,%i)\n", debugstr_a(lpszStr), debugstr_a(lpszComp), iLen);
383 iRet = CompareStringA(GetThreadLocale(), 0, lpszStr, iLen, lpszComp, iLen);
384 return iRet == CSTR_LESS_THAN ? -1 : iRet == CSTR_GREATER_THAN ? 1 : 0;
387 /*************************************************************************
388 * StrCmpNW [SHLWAPI.@]
392 INT WINAPI StrCmpNW(LPCWSTR lpszStr, LPCWSTR lpszComp, INT iLen)
396 TRACE("(%s,%s,%i)\n", debugstr_w(lpszStr), debugstr_w(lpszComp), iLen);
398 iRet = CompareStringW(GetThreadLocale(), 0, lpszStr, iLen, lpszComp, iLen);
399 return iRet == CSTR_LESS_THAN ? -1 : iRet == CSTR_GREATER_THAN ? 1 : 0;
402 /*************************************************************************
403 * StrCmpNIA [SHLWAPI.@]
405 * Compare two strings, up to a maximum length, ignoring case.
408 * lpszStr [I] First string to compare
409 * lpszComp [I] Second string to compare
410 * iLen [I] Maximum number of chars to compare.
413 * An integer less than, equal to or greater than 0, indicating that
414 * lpszStr is less than, the same, or greater than lpszComp.
416 int WINAPI StrCmpNIA(LPCSTR lpszStr, LPCSTR lpszComp, int iLen)
420 TRACE("(%s,%s,%i)\n", debugstr_a(lpszStr), debugstr_a(lpszComp), iLen);
422 iRet = CompareStringA(GetThreadLocale(), NORM_IGNORECASE, lpszStr, iLen, lpszComp, iLen);
423 return iRet == CSTR_LESS_THAN ? -1 : iRet == CSTR_GREATER_THAN ? 1 : 0;
426 /*************************************************************************
427 * StrCmpNIW [SHLWAPI.@]
431 INT WINAPI StrCmpNIW(LPCWSTR lpszStr, LPCWSTR lpszComp, int iLen)
435 TRACE("(%s,%s,%i)\n", debugstr_w(lpszStr), debugstr_w(lpszComp), iLen);
437 iRet = CompareStringW(GetThreadLocale(), NORM_IGNORECASE, lpszStr, iLen, lpszComp, iLen);
438 return iRet == CSTR_LESS_THAN ? -1 : iRet == CSTR_GREATER_THAN ? 1 : 0;
441 /*************************************************************************
442 * StrCmpW [SHLWAPI.@]
444 * Compare two strings.
447 * lpszStr [I] First string to compare
448 * lpszComp [I] Second string to compare
451 * An integer less than, equal to or greater than 0, indicating that
452 * lpszStr is less than, the same, or greater than lpszComp.
454 int WINAPI StrCmpW(LPCWSTR lpszStr, LPCWSTR lpszComp)
458 TRACE("(%s,%s)\n", debugstr_w(lpszStr), debugstr_w(lpszComp));
460 iRet = CompareStringW(GetThreadLocale(), 0, lpszStr, -1, lpszComp, -1);
461 return iRet == CSTR_LESS_THAN ? -1 : iRet == CSTR_GREATER_THAN ? 1 : 0;
464 /*************************************************************************
465 * StrCatW [SHLWAPI.@]
467 * Concatenate two strings.
470 * lpszStr [O] Initial string
471 * lpszSrc [I] String to concatenate
476 LPWSTR WINAPI StrCatW(LPWSTR lpszStr, LPCWSTR lpszSrc)
478 TRACE("(%s,%s)\n", debugstr_w(lpszStr), debugstr_w(lpszSrc));
480 strcatW(lpszStr, lpszSrc);
484 /*************************************************************************
485 * StrCpyW [SHLWAPI.@]
487 * Copy a string to another string.
490 * lpszStr [O] Destination string
491 * lpszSrc [I] Source string
496 LPWSTR WINAPI StrCpyW(LPWSTR lpszStr, LPCWSTR lpszSrc)
498 TRACE("(%p,%s)\n", lpszStr, debugstr_w(lpszSrc));
500 strcpyW(lpszStr, lpszSrc);
504 /*************************************************************************
505 * StrCpyNW [SHLWAPI.@]
507 * Copy a string to another string, up to a maximum number of characters.
510 * dst [O] Destination string
511 * src [I] Source string
512 * count [I] Maximum number of chars to copy
517 LPWSTR WINAPI StrCpyNW(LPWSTR dst, LPCWSTR src, int count)
522 TRACE("(%p,%s,%i)\n", dst, debugstr_w(src), count);
526 while ((count > 1) && *s)
537 /*************************************************************************
538 * SHLWAPI_StrStrHelperA
540 * Internal implementation of StrStrA/StrStrIA
542 static LPSTR SHLWAPI_StrStrHelperA(LPCSTR lpszStr, LPCSTR lpszSearch,
543 INT (WINAPI *pStrCmpFn)(LPCSTR,LPCSTR,INT))
547 if (!lpszStr || !lpszSearch || !*lpszSearch)
550 iLen = strlen(lpszSearch);
554 if (!pStrCmpFn(lpszStr, lpszSearch, iLen))
555 return (LPSTR)lpszStr;
556 lpszStr = CharNextA(lpszStr);
561 /*************************************************************************
562 * StrStrA [SHLWAPI.@]
564 * Find a substring within a string.
567 * lpszStr [I] String to search in
568 * lpszSearch [I] String to look for
571 * The start of lpszSearch within lpszStr, or NULL if not found.
573 LPSTR WINAPI StrStrA(LPCSTR lpszStr, LPCSTR lpszSearch)
575 TRACE("(%s,%s)\n", debugstr_a(lpszStr), debugstr_a(lpszSearch));
577 return SHLWAPI_StrStrHelperA(lpszStr, lpszSearch, StrCmpNA);
580 /*************************************************************************
581 * StrStrW [SHLWAPI.@]
585 LPWSTR WINAPI StrStrW(LPCWSTR lpszStr, LPCWSTR lpszSearch)
587 TRACE("(%s, %s)\n", debugstr_w(lpszStr), debugstr_w(lpszSearch));
589 if (!lpszStr || !lpszSearch || !*lpszSearch) return NULL;
590 return strstrW( lpszStr, lpszSearch );
593 /*************************************************************************
594 * StrRStrIA [SHLWAPI.@]
596 * Find the last occurrence of a substring within a string.
599 * lpszStr [I] String to search in
600 * lpszEnd [I] End of lpszStr
601 * lpszSearch [I] String to look for
604 * The last occurrence lpszSearch within lpszStr, or NULL if not found.
606 LPSTR WINAPI StrRStrIA(LPCSTR lpszStr, LPCSTR lpszEnd, LPCSTR lpszSearch)
611 TRACE("(%s,%s)\n", debugstr_a(lpszStr), debugstr_a(lpszSearch));
613 if (!lpszStr || !lpszSearch || !*lpszSearch)
617 lpszEnd = lpszStr + lstrlenA(lpszStr);
618 if (lpszEnd == lpszStr)
621 if (IsDBCSLeadByte(*lpszSearch))
622 ch1 = *lpszSearch << 8 | (UCHAR)lpszSearch[1];
625 iLen = lstrlenA(lpszSearch);
629 lpszEnd = CharPrevA(lpszStr, lpszEnd);
630 ch2 = IsDBCSLeadByte(*lpszEnd)? *lpszEnd << 8 | (UCHAR)lpszEnd[1] : *lpszEnd;
631 if (!ChrCmpIA(ch1, ch2))
633 if (!StrCmpNIA(lpszEnd, lpszSearch, iLen))
634 return (LPSTR)lpszEnd;
636 } while (lpszEnd > lpszStr);
640 /*************************************************************************
641 * StrRStrIW [SHLWAPI.@]
645 LPWSTR WINAPI StrRStrIW(LPCWSTR lpszStr, LPCWSTR lpszEnd, LPCWSTR lpszSearch)
649 TRACE("(%s,%s)\n", debugstr_w(lpszStr), debugstr_w(lpszSearch));
651 if (!lpszStr || !lpszSearch || !*lpszSearch)
655 lpszEnd = lpszStr + strlenW(lpszStr);
657 iLen = strlenW(lpszSearch);
659 while (lpszEnd > lpszStr)
662 if (!StrCmpNIW(lpszEnd, lpszSearch, iLen))
663 return (LPWSTR)lpszEnd;
668 /*************************************************************************
669 * StrStrIA [SHLWAPI.@]
671 * Find a substring within a string, ignoring case.
674 * lpszStr [I] String to search in
675 * lpszSearch [I] String to look for
678 * The start of lpszSearch within lpszStr, or NULL if not found.
680 LPSTR WINAPI StrStrIA(LPCSTR lpszStr, LPCSTR lpszSearch)
682 TRACE("(%s,%s)\n", debugstr_a(lpszStr), debugstr_a(lpszSearch));
684 return SHLWAPI_StrStrHelperA(lpszStr, lpszSearch, StrCmpNIA);
687 /*************************************************************************
688 * StrStrIW [SHLWAPI.@]
692 LPWSTR WINAPI StrStrIW(LPCWSTR lpszStr, LPCWSTR lpszSearch)
696 TRACE("(%s,%s)\n", debugstr_w(lpszStr), debugstr_w(lpszSearch));
698 if (!lpszStr || !lpszSearch || !*lpszSearch)
701 iLen = strlenW(lpszSearch);
705 if (!StrCmpNIW(lpszStr, lpszSearch, iLen))
706 return (LPWSTR)lpszStr;
712 /*************************************************************************
713 * StrStrNW [SHLWAPI.@]
715 * Find a substring within a string up to a given number of initial characters.
718 * lpFirst [I] String to search in
719 * lpSrch [I] String to look for
720 * cchMax [I] Maximum number of initial search characters
723 * The start of lpFirst within lpSrch, or NULL if not found.
725 LPWSTR WINAPI StrStrNW(LPCWSTR lpFirst, LPCWSTR lpSrch, UINT cchMax)
730 TRACE("(%s, %s, %u)\n", debugstr_w(lpFirst), debugstr_w(lpSrch), cchMax);
732 if (!lpFirst || !lpSrch || !*lpSrch || !cchMax)
735 len = strlenW(lpSrch);
737 for (i = cchMax; *lpFirst && (i > 0); i--, lpFirst++)
739 if (!strncmpW(lpFirst, lpSrch, len))
740 return (LPWSTR)lpFirst;
746 /*************************************************************************
747 * StrStrNIW [SHLWAPI.@]
749 * Find a substring within a string up to a given number of initial characters,
753 * lpFirst [I] String to search in
754 * lpSrch [I] String to look for
755 * cchMax [I] Maximum number of initial search characters
758 * The start of lpFirst within lpSrch, or NULL if not found.
760 LPWSTR WINAPI StrStrNIW(LPCWSTR lpFirst, LPCWSTR lpSrch, UINT cchMax)
765 TRACE("(%s, %s, %u)\n", debugstr_w(lpFirst), debugstr_w(lpSrch), cchMax);
767 if (!lpFirst || !lpSrch || !*lpSrch || !cchMax)
770 len = strlenW(lpSrch);
772 for (i = cchMax; *lpFirst && (i > 0); i--, lpFirst++)
774 if (!strncmpiW(lpFirst, lpSrch, len))
775 return (LPWSTR)lpFirst;
781 /*************************************************************************
782 * StrToIntA [SHLWAPI.@]
784 * Read a signed integer from a string.
787 * lpszStr [I] String to read integer from
790 * The signed integer value represented by the string, or 0 if no integer is
794 * No leading space is allowed before the number, although a leading '-' is.
796 int WINAPI StrToIntA(LPCSTR lpszStr)
800 TRACE("(%s)\n", debugstr_a(lpszStr));
804 WARN("Invalid lpszStr would crash under Win32!\n");
808 if (*lpszStr == '-' || isdigit(*lpszStr))
809 StrToIntExA(lpszStr, 0, &iRet);
813 /*************************************************************************
814 * StrToIntW [SHLWAPI.@]
818 int WINAPI StrToIntW(LPCWSTR lpszStr)
822 TRACE("(%s)\n", debugstr_w(lpszStr));
826 WARN("Invalid lpszStr would crash under Win32!\n");
830 if (*lpszStr == '-' || isdigitW(*lpszStr))
831 StrToIntExW(lpszStr, 0, &iRet);
835 /*************************************************************************
836 * StrToIntExA [SHLWAPI.@]
838 * Read an integer from a string.
841 * lpszStr [I] String to read integer from
842 * dwFlags [I] Flags controlling the conversion
843 * lpiRet [O] Destination for read integer.
846 * Success: TRUE. lpiRet contains the integer value represented by the string.
847 * Failure: FALSE, if the string is invalid, or no number is present.
850 * Leading whitespace, '-' and '+' are allowed before the number. If
851 * dwFlags includes STIF_SUPPORT_HEX, hexadecimal numbers are allowed, if
852 * preceded by '0x'. If this flag is not set, or there is no '0x' prefix,
853 * the string is treated as a decimal string. A leading '-' is ignored for
854 * hexadecimal numbers.
856 BOOL WINAPI StrToIntExA(LPCSTR lpszStr, DWORD dwFlags, LPINT lpiRet)
858 BOOL bNegative = FALSE;
861 TRACE("(%s,%08X,%p)\n", debugstr_a(lpszStr), dwFlags, lpiRet);
863 if (!lpszStr || !lpiRet)
865 WARN("Invalid parameter would crash under Win32!\n");
868 if (dwFlags > STIF_SUPPORT_HEX)
870 WARN("Unknown flags (%08lX)!\n", dwFlags & ~STIF_SUPPORT_HEX);
873 /* Skip leading space, '+', '-' */
874 while (isspace(*lpszStr))
875 lpszStr = CharNextA(lpszStr);
882 else if (*lpszStr == '+')
885 if (dwFlags & STIF_SUPPORT_HEX &&
886 *lpszStr == '0' && tolower(lpszStr[1]) == 'x')
888 /* Read hex number */
891 if (!isxdigit(*lpszStr))
894 while (isxdigit(*lpszStr))
897 if (isdigit(*lpszStr))
898 iRet += (*lpszStr - '0');
900 iRet += 10 + (tolower(*lpszStr) - 'a');
907 /* Read decimal number */
908 if (!isdigit(*lpszStr))
911 while (isdigit(*lpszStr))
914 iRet += (*lpszStr - '0');
917 *lpiRet = bNegative ? -iRet : iRet;
921 /*************************************************************************
922 * StrToIntExW [SHLWAPI.@]
926 BOOL WINAPI StrToIntExW(LPCWSTR lpszStr, DWORD dwFlags, LPINT lpiRet)
928 BOOL bNegative = FALSE;
931 TRACE("(%s,%08X,%p)\n", debugstr_w(lpszStr), dwFlags, lpiRet);
933 if (!lpszStr || !lpiRet)
935 WARN("Invalid parameter would crash under Win32!\n");
938 if (dwFlags > STIF_SUPPORT_HEX)
940 WARN("Unknown flags (%08lX)!\n", dwFlags & ~STIF_SUPPORT_HEX);
943 /* Skip leading space, '+', '-' */
944 while (isspaceW(*lpszStr)) lpszStr++;
951 else if (*lpszStr == '+')
954 if (dwFlags & STIF_SUPPORT_HEX &&
955 *lpszStr == '0' && tolowerW(lpszStr[1]) == 'x')
957 /* Read hex number */
960 if (!isxdigitW(*lpszStr))
963 while (isxdigitW(*lpszStr))
966 if (isdigitW(*lpszStr))
967 iRet += (*lpszStr - '0');
969 iRet += 10 + (tolowerW(*lpszStr) - 'a');
976 /* Read decimal number */
977 if (!isdigitW(*lpszStr))
980 while (isdigitW(*lpszStr))
983 iRet += (*lpszStr - '0');
986 *lpiRet = bNegative ? -iRet : iRet;
990 /*************************************************************************
991 * StrDupA [SHLWAPI.@]
993 * Duplicate a string.
996 * lpszStr [I] String to duplicate.
999 * Success: A pointer to a new string containing the contents of lpszStr
1000 * Failure: NULL, if memory cannot be allocated
1003 * The string memory is allocated with LocalAlloc(), and so should be released
1004 * by calling LocalFree().
1006 LPSTR WINAPI StrDupA(LPCSTR lpszStr)
1011 TRACE("(%s)\n",debugstr_a(lpszStr));
1013 iLen = lpszStr ? strlen(lpszStr) + 1 : 1;
1014 lpszRet = LocalAlloc(LMEM_FIXED, iLen);
1019 memcpy(lpszRet, lpszStr, iLen);
1026 /*************************************************************************
1027 * StrDupW [SHLWAPI.@]
1031 LPWSTR WINAPI StrDupW(LPCWSTR lpszStr)
1036 TRACE("(%s)\n",debugstr_w(lpszStr));
1038 iLen = (lpszStr ? strlenW(lpszStr) + 1 : 1) * sizeof(WCHAR);
1039 lpszRet = LocalAlloc(LMEM_FIXED, iLen);
1044 memcpy(lpszRet, lpszStr, iLen);
1051 /*************************************************************************
1052 * SHLWAPI_StrSpnHelperA
1054 * Internal implementation of StrSpnA/StrCSpnA/StrCSpnIA
1056 static int SHLWAPI_StrSpnHelperA(LPCSTR lpszStr, LPCSTR lpszMatch,
1057 LPSTR (WINAPI *pStrChrFn)(LPCSTR,WORD),
1060 LPCSTR lpszRead = lpszStr;
1061 if (lpszStr && *lpszStr && lpszMatch)
1065 LPCSTR lpszTest = pStrChrFn(lpszMatch, *lpszRead);
1067 if (!bInvert && !lpszTest)
1069 if (bInvert && lpszTest)
1071 lpszRead = CharNextA(lpszRead);
1074 return lpszRead - lpszStr;
1077 /*************************************************************************
1078 * StrSpnA [SHLWAPI.@]
1080 * Find the length of the start of a string that contains only certain
1084 * lpszStr [I] String to search
1085 * lpszMatch [I] Characters that can be in the substring
1088 * The length of the part of lpszStr containing only chars from lpszMatch,
1089 * or 0 if any parameter is invalid.
1091 int WINAPI StrSpnA(LPCSTR lpszStr, LPCSTR lpszMatch)
1093 TRACE("(%s,%s)\n",debugstr_a(lpszStr), debugstr_a(lpszMatch));
1095 return SHLWAPI_StrSpnHelperA(lpszStr, lpszMatch, StrChrA, FALSE);
1098 /*************************************************************************
1099 * StrSpnW [SHLWAPI.@]
1103 int WINAPI StrSpnW(LPCWSTR lpszStr, LPCWSTR lpszMatch)
1105 if (!lpszStr || !lpszMatch) return 0;
1106 return strspnW( lpszStr, lpszMatch );
1109 /*************************************************************************
1110 * StrCSpnA [SHLWAPI.@]
1112 * Find the length of the start of a string that does not contain certain
1116 * lpszStr [I] String to search
1117 * lpszMatch [I] Characters that cannot be in the substring
1120 * The length of the part of lpszStr containing only chars not in lpszMatch,
1121 * or 0 if any parameter is invalid.
1123 int WINAPI StrCSpnA(LPCSTR lpszStr, LPCSTR lpszMatch)
1125 TRACE("(%s,%s)\n",debugstr_a(lpszStr), debugstr_a(lpszMatch));
1127 return SHLWAPI_StrSpnHelperA(lpszStr, lpszMatch, StrChrA, TRUE);
1130 /*************************************************************************
1131 * StrCSpnW [SHLWAPI.@]
1135 int WINAPI StrCSpnW(LPCWSTR lpszStr, LPCWSTR lpszMatch)
1137 if (!lpszStr || !lpszMatch) return 0;
1138 return strcspnW( lpszStr, lpszMatch );
1141 /*************************************************************************
1142 * StrCSpnIA [SHLWAPI.@]
1144 * Find the length of the start of a string that does not contain certain
1145 * characters, ignoring case.
1148 * lpszStr [I] String to search
1149 * lpszMatch [I] Characters that cannot be in the substring
1152 * The length of the part of lpszStr containing only chars not in lpszMatch,
1153 * or 0 if any parameter is invalid.
1155 int WINAPI StrCSpnIA(LPCSTR lpszStr, LPCSTR lpszMatch)
1157 TRACE("(%s,%s)\n",debugstr_a(lpszStr), debugstr_a(lpszMatch));
1159 return SHLWAPI_StrSpnHelperA(lpszStr, lpszMatch, StrChrIA, TRUE);
1162 /*************************************************************************
1163 * StrCSpnIW [SHLWAPI.@]
1167 int WINAPI StrCSpnIW(LPCWSTR lpszStr, LPCWSTR lpszMatch)
1169 LPCWSTR lpszRead = lpszStr;
1171 TRACE("(%s,%s)\n",debugstr_w(lpszStr), debugstr_w(lpszMatch));
1173 if (lpszStr && *lpszStr && lpszMatch)
1177 if (StrChrIW(lpszMatch, *lpszRead)) break;
1181 return lpszRead - lpszStr;
1184 /*************************************************************************
1185 * StrPBrkA [SHLWAPI.@]
1187 * Search a string for any of a group of characters.
1190 * lpszStr [I] String to search
1191 * lpszMatch [I] Characters to match
1194 * A pointer to the first matching character in lpszStr, or NULL if no
1197 LPSTR WINAPI StrPBrkA(LPCSTR lpszStr, LPCSTR lpszMatch)
1199 TRACE("(%s,%s)\n",debugstr_a(lpszStr), debugstr_a(lpszMatch));
1201 if (lpszStr && lpszMatch && *lpszMatch)
1205 if (StrChrA(lpszMatch, *lpszStr))
1206 return (LPSTR)lpszStr;
1207 lpszStr = CharNextA(lpszStr);
1213 /*************************************************************************
1214 * StrPBrkW [SHLWAPI.@]
1218 LPWSTR WINAPI StrPBrkW(LPCWSTR lpszStr, LPCWSTR lpszMatch)
1220 if (!lpszStr || !lpszMatch) return NULL;
1221 return strpbrkW( lpszStr, lpszMatch );
1224 /*************************************************************************
1225 * SHLWAPI_StrRChrHelperA
1227 * Internal implementation of StrRChrA/StrRChrIA.
1229 static LPSTR SHLWAPI_StrRChrHelperA(LPCSTR lpszStr,
1230 LPCSTR lpszEnd, WORD ch,
1231 BOOL (WINAPI *pChrCmpFn)(WORD,WORD))
1233 LPCSTR lpszRet = NULL;
1240 lpszEnd = lpszStr + lstrlenA(lpszStr);
1242 while (*lpszStr && lpszStr <= lpszEnd)
1244 ch2 = IsDBCSLeadByte(*lpszStr)? *lpszStr << 8 | lpszStr[1] : *lpszStr;
1246 if (!pChrCmpFn(ch, ch2))
1248 lpszStr = CharNextA(lpszStr);
1251 return (LPSTR)lpszRet;
1254 /**************************************************************************
1255 * StrRChrA [SHLWAPI.@]
1257 * Find the last occurrence of a character in string.
1260 * lpszStr [I] String to search in
1261 * lpszEnd [I] Place to end search, or NULL to search until the end of lpszStr
1262 * ch [I] Character to search for.
1265 * Success: A pointer to the last occurrence of ch in lpszStr before lpszEnd,
1266 * or NULL if not found.
1267 * Failure: NULL, if any arguments are invalid.
1269 LPSTR WINAPI StrRChrA(LPCSTR lpszStr, LPCSTR lpszEnd, WORD ch)
1271 TRACE("(%s,%s,%x)\n", debugstr_a(lpszStr), debugstr_a(lpszEnd), ch);
1273 return SHLWAPI_StrRChrHelperA(lpszStr, lpszEnd, ch, SHLWAPI_ChrCmpA);
1276 /**************************************************************************
1277 * StrRChrW [SHLWAPI.@]
1281 LPWSTR WINAPI StrRChrW(LPCWSTR str, LPCWSTR end, WORD ch)
1285 if (!str) return NULL;
1286 if (!end) end = str + strlenW(str);
1289 if (*str == ch) ret = (WCHAR *)str;
1295 /**************************************************************************
1296 * StrRChrIA [SHLWAPI.@]
1298 * Find the last occurrence of a character in string, ignoring case.
1301 * lpszStr [I] String to search in
1302 * lpszEnd [I] Place to end search, or NULL to search until the end of lpszStr
1303 * ch [I] Character to search for.
1306 * Success: A pointer to the last occurrence of ch in lpszStr before lpszEnd,
1307 * or NULL if not found.
1308 * Failure: NULL, if any arguments are invalid.
1310 LPSTR WINAPI StrRChrIA(LPCSTR lpszStr, LPCSTR lpszEnd, WORD ch)
1312 TRACE("(%s,%s,%x)\n", debugstr_a(lpszStr), debugstr_a(lpszEnd), ch);
1314 return SHLWAPI_StrRChrHelperA(lpszStr, lpszEnd, ch, ChrCmpIA);
1317 /**************************************************************************
1318 * StrRChrIW [SHLWAPI.@]
1322 LPWSTR WINAPI StrRChrIW(LPCWSTR str, LPCWSTR end, WORD ch)
1326 if (!str) return NULL;
1327 if (!end) end = str + strlenW(str);
1330 if (!ChrCmpIW(*str, ch)) ret = (WCHAR *)str;
1336 /*************************************************************************
1337 * StrCatBuffA [SHLWAPI.@]
1339 * Concatenate two strings together.
1342 * lpszStr [O] String to concatenate to
1343 * lpszCat [I] String to add to lpszCat
1344 * cchMax [I] Maximum number of characters for the whole string
1350 * cchMax determines the number of characters in the final length of the
1351 * string, not the number appended to lpszStr from lpszCat.
1353 LPSTR WINAPI StrCatBuffA(LPSTR lpszStr, LPCSTR lpszCat, INT cchMax)
1357 TRACE("(%p,%s,%d)\n", lpszStr, debugstr_a(lpszCat), cchMax);
1361 WARN("Invalid lpszStr would crash under Win32!\n");
1365 iLen = strlen(lpszStr);
1369 StrCpyNA(lpszStr + iLen, lpszCat, cchMax);
1373 /*************************************************************************
1374 * StrCatBuffW [SHLWAPI.@]
1378 LPWSTR WINAPI StrCatBuffW(LPWSTR lpszStr, LPCWSTR lpszCat, INT cchMax)
1382 TRACE("(%p,%s,%d)\n", lpszStr, debugstr_w(lpszCat), cchMax);
1386 WARN("Invalid lpszStr would crash under Win32!\n");
1390 iLen = strlenW(lpszStr);
1394 StrCpyNW(lpszStr + iLen, lpszCat, cchMax);
1398 /*************************************************************************
1399 * StrRetToBufA [SHLWAPI.@]
1401 * Convert a STRRET to a normal string.
1404 * lpStrRet [O] STRRET to convert
1405 * pIdl [I] ITEMIDLIST for lpStrRet->uType == STRRET_OFFSET
1406 * lpszDest [O] Destination for normal string
1407 * dwLen [I] Length of lpszDest
1410 * Success: S_OK. lpszDest contains up to dwLen characters of the string.
1411 * If lpStrRet is of type STRRET_WSTR, its memory is freed with
1412 * CoTaskMemFree() and its type set to STRRET_CSTRA.
1413 * Failure: E_FAIL, if any parameters are invalid.
1415 HRESULT WINAPI StrRetToBufA (LPSTRRET src, const ITEMIDLIST *pidl, LPSTR dest, UINT len)
1418 * This routine is identical to that in dlls/shell32/shellstring.c.
1419 * It was duplicated because not every version of Shlwapi.dll exports
1420 * StrRetToBufA. If you change one routine, change them both.
1422 TRACE("dest=%p len=0x%x strret=%p pidl=%p stub\n",dest,len,src,pidl);
1426 WARN("Invalid lpStrRet would crash under Win32!\n");
1440 WideCharToMultiByte(CP_ACP, 0, src->u.pOleStr, -1, dest, len, NULL, NULL);
1441 CoTaskMemFree(src->u.pOleStr);
1445 lstrcpynA(dest, src->u.cStr, len);
1449 lstrcpynA((LPSTR)dest, ((LPCSTR)&pidl->mkid)+src->u.uOffset, len);
1453 FIXME("unknown type!\n");
1459 /*************************************************************************
1460 * StrRetToBufW [SHLWAPI.@]
1464 HRESULT WINAPI StrRetToBufW (LPSTRRET src, const ITEMIDLIST *pidl, LPWSTR dest, UINT len)
1466 TRACE("dest=%p len=0x%x strret=%p pidl=%p stub\n",dest,len,src,pidl);
1470 WARN("Invalid lpStrRet would crash under Win32!\n");
1484 lstrcpynW(dest, src->u.pOleStr, len);
1485 CoTaskMemFree(src->u.pOleStr);
1489 if (!MultiByteToWideChar( CP_ACP, 0, src->u.cStr, -1, dest, len ))
1496 if (!MultiByteToWideChar( CP_ACP, 0, ((LPCSTR)&pidl->mkid)+src->u.uOffset, -1,
1503 FIXME("unknown type!\n");
1509 /*************************************************************************
1510 * StrRetToStrA [SHLWAPI.@]
1512 * Converts a STRRET to a normal string.
1515 * lpStrRet [O] STRRET to convert
1516 * pidl [I] ITEMIDLIST for lpStrRet->uType == STRRET_OFFSET
1517 * ppszName [O] Destination for converted string
1520 * Success: S_OK. ppszName contains the new string, allocated with CoTaskMemAlloc().
1521 * Failure: E_FAIL, if any parameters are invalid.
1523 HRESULT WINAPI StrRetToStrA(LPSTRRET lpStrRet, const ITEMIDLIST *pidl, LPSTR *ppszName)
1525 HRESULT hRet = E_FAIL;
1527 switch (lpStrRet->uType)
1530 hRet = _SHStrDupAW(lpStrRet->u.pOleStr, ppszName);
1531 CoTaskMemFree(lpStrRet->u.pOleStr);
1535 hRet = _SHStrDupAA(lpStrRet->u.cStr, ppszName);
1539 hRet = _SHStrDupAA(((LPCSTR)&pidl->mkid) + lpStrRet->u.uOffset, ppszName);
1549 /*************************************************************************
1550 * StrRetToStrW [SHLWAPI.@]
1554 HRESULT WINAPI StrRetToStrW(LPSTRRET lpStrRet, const ITEMIDLIST *pidl, LPWSTR *ppszName)
1556 HRESULT hRet = E_FAIL;
1558 switch (lpStrRet->uType)
1561 hRet = SHStrDupW(lpStrRet->u.pOleStr, ppszName);
1562 CoTaskMemFree(lpStrRet->u.pOleStr);
1566 hRet = SHStrDupA(lpStrRet->u.cStr, ppszName);
1570 hRet = SHStrDupA(((LPCSTR)&pidl->mkid) + lpStrRet->u.uOffset, ppszName);
1580 /* Create an ASCII string copy using SysAllocString() */
1581 static HRESULT _SHStrDupAToBSTR(LPCSTR src, BSTR *pBstrOut)
1587 INT len = MultiByteToWideChar(CP_ACP, 0, src, -1, NULL, 0);
1588 WCHAR* szTemp = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
1592 MultiByteToWideChar(CP_ACP, 0, src, -1, szTemp, len);
1593 *pBstrOut = SysAllocString(szTemp);
1594 HeapFree(GetProcessHeap(), 0, szTemp);
1600 return E_OUTOFMEMORY;
1603 /*************************************************************************
1604 * StrRetToBSTR [SHLWAPI.@]
1606 * Converts a STRRET to a BSTR.
1609 * lpStrRet [O] STRRET to convert
1610 * pidl [I] ITEMIDLIST for lpStrRet->uType = STRRET_OFFSET
1611 * pBstrOut [O] Destination for converted BSTR
1614 * Success: S_OK. pBstrOut contains the new string.
1615 * Failure: E_FAIL, if any parameters are invalid.
1617 HRESULT WINAPI StrRetToBSTR(STRRET *lpStrRet, LPCITEMIDLIST pidl, BSTR* pBstrOut)
1619 HRESULT hRet = E_FAIL;
1621 switch (lpStrRet->uType)
1624 *pBstrOut = SysAllocString(lpStrRet->u.pOleStr);
1627 CoTaskMemFree(lpStrRet->u.pOleStr);
1631 hRet = _SHStrDupAToBSTR(lpStrRet->u.cStr, pBstrOut);
1635 hRet = _SHStrDupAToBSTR(((LPCSTR)&pidl->mkid) + lpStrRet->u.uOffset, pBstrOut);
1645 /*************************************************************************
1646 * StrFormatKBSizeA [SHLWAPI.@]
1648 * Create a formatted string containing a byte count in Kilobytes.
1651 * llBytes [I] Byte size to format
1652 * lpszDest [I] Destination for formatted string
1653 * cchMax [I] Size of lpszDest
1658 LPSTR WINAPI StrFormatKBSizeA(LONGLONG llBytes, LPSTR lpszDest, UINT cchMax)
1662 if (!StrFormatKBSizeW(llBytes, wszBuf, 256))
1664 if (!WideCharToMultiByte(CP_ACP, 0, wszBuf, -1, lpszDest, cchMax, NULL, NULL))
1669 /*************************************************************************
1670 * StrFormatKBSizeW [SHLWAPI.@]
1672 * See StrFormatKBSizeA.
1674 LPWSTR WINAPI StrFormatKBSizeW(LONGLONG llBytes, LPWSTR lpszDest, UINT cchMax)
1676 static const WCHAR kb[] = {' ','K','B',0};
1677 LONGLONG llKB = (llBytes + 1023) >> 10;
1680 TRACE("(0x%s,%p,%d)\n", wine_dbgstr_longlong(llBytes), lpszDest, cchMax);
1682 if (!FormatInt(llKB, lpszDest, cchMax))
1685 len = lstrlenW(lpszDest);
1686 if (cchMax - len < 4)
1688 lstrcatW(lpszDest, kb);
1692 /*************************************************************************
1693 * StrNCatA [SHLWAPI.@]
1695 * Concatenate two strings together.
1698 * lpszStr [O] String to concatenate to
1699 * lpszCat [I] String to add to lpszCat
1700 * cchMax [I] Maximum number of characters to concatenate
1706 * cchMax determines the number of characters that are appended to lpszStr,
1707 * not the total length of the string.
1709 LPSTR WINAPI StrNCatA(LPSTR lpszStr, LPCSTR lpszCat, INT cchMax)
1711 LPSTR lpszRet = lpszStr;
1713 TRACE("(%s,%s,%i)\n", debugstr_a(lpszStr), debugstr_a(lpszCat), cchMax);
1717 WARN("Invalid lpszStr would crash under Win32!\n");
1721 StrCpyNA(lpszStr + strlen(lpszStr), lpszCat, cchMax);
1725 /*************************************************************************
1726 * StrNCatW [SHLWAPI.@]
1730 LPWSTR WINAPI StrNCatW(LPWSTR lpszStr, LPCWSTR lpszCat, INT cchMax)
1732 LPWSTR lpszRet = lpszStr;
1734 TRACE("(%s,%s,%i)\n", debugstr_w(lpszStr), debugstr_w(lpszCat), cchMax);
1738 WARN("Invalid lpszStr would crash under Win32\n");
1742 StrCpyNW(lpszStr + strlenW(lpszStr), lpszCat, cchMax);
1746 /*************************************************************************
1747 * StrTrimA [SHLWAPI.@]
1749 * Remove characters from the start and end of a string.
1752 * lpszStr [O] String to remove characters from
1753 * lpszTrim [I] Characters to remove from lpszStr
1756 * TRUE If lpszStr was valid and modified
1759 BOOL WINAPI StrTrimA(LPSTR lpszStr, LPCSTR lpszTrim)
1762 LPSTR lpszRead = lpszStr;
1765 TRACE("(%s,%s)\n", debugstr_a(lpszStr), debugstr_a(lpszTrim));
1767 if (lpszRead && *lpszRead)
1769 while (*lpszRead && StrChrA(lpszTrim, *lpszRead))
1770 lpszRead = CharNextA(lpszRead); /* Skip leading matches */
1772 dwLen = strlen(lpszRead);
1774 if (lpszRead != lpszStr)
1776 memmove(lpszStr, lpszRead, dwLen + 1);
1781 lpszRead = lpszStr + dwLen;
1782 while (StrChrA(lpszTrim, lpszRead[-1]))
1783 lpszRead = CharPrevA(lpszStr, lpszRead); /* Skip trailing matches */
1785 if (lpszRead != lpszStr + dwLen)
1795 /*************************************************************************
1796 * StrTrimW [SHLWAPI.@]
1800 BOOL WINAPI StrTrimW(LPWSTR lpszStr, LPCWSTR lpszTrim)
1803 LPWSTR lpszRead = lpszStr;
1806 TRACE("(%s,%s)\n", debugstr_w(lpszStr), debugstr_w(lpszTrim));
1808 if (lpszRead && *lpszRead)
1810 while (*lpszRead && StrChrW(lpszTrim, *lpszRead)) lpszRead++;
1812 dwLen = strlenW(lpszRead);
1814 if (lpszRead != lpszStr)
1816 memmove(lpszStr, lpszRead, (dwLen + 1) * sizeof(WCHAR));
1821 lpszRead = lpszStr + dwLen;
1822 while (StrChrW(lpszTrim, lpszRead[-1]))
1823 lpszRead--; /* Skip trailing matches */
1825 if (lpszRead != lpszStr + dwLen)
1835 /*************************************************************************
1836 * _SHStrDupAA [INTERNAL]
1838 * Duplicates a ASCII string to ASCII. The destination buffer is allocated.
1840 static HRESULT _SHStrDupAA(LPCSTR src, LPSTR * dest)
1846 len = lstrlenA(src) + 1;
1847 *dest = CoTaskMemAlloc(len);
1853 lstrcpynA(*dest,src, len);
1859 TRACE("%s->(%p)\n", debugstr_a(src), *dest);
1863 /*************************************************************************
1864 * SHStrDupA [SHLWAPI.@]
1866 * Return a Unicode copy of a string, in memory allocated by CoTaskMemAlloc().
1869 * lpszStr [I] String to copy
1870 * lppszDest [O] Destination for the new string copy
1873 * Success: S_OK. lppszDest contains the new string in Unicode format.
1874 * Failure: E_OUTOFMEMORY, If any arguments are invalid or memory allocation
1877 HRESULT WINAPI SHStrDupA(LPCSTR lpszStr, LPWSTR * lppszDest)
1884 len = MultiByteToWideChar(0, 0, lpszStr, -1, 0, 0) * sizeof(WCHAR);
1885 *lppszDest = CoTaskMemAlloc(len);
1892 MultiByteToWideChar(0, 0, lpszStr, -1, *lppszDest, len/sizeof(WCHAR));
1896 hRet = E_OUTOFMEMORY;
1898 TRACE("%s->(%p)\n", debugstr_a(lpszStr), *lppszDest);
1902 /*************************************************************************
1903 * _SHStrDupAW [INTERNAL]
1905 * Duplicates a UNICODE to a ASCII string. The destination buffer is allocated.
1907 static HRESULT _SHStrDupAW(LPCWSTR src, LPSTR * dest)
1913 len = WideCharToMultiByte(CP_ACP, 0, src, -1, NULL, 0, NULL, NULL);
1914 *dest = CoTaskMemAlloc(len);
1920 WideCharToMultiByte(CP_ACP, 0, src, -1, *dest, len, NULL, NULL);
1926 TRACE("%s->(%p)\n", debugstr_w(src), *dest);
1930 /*************************************************************************
1931 * SHStrDupW [SHLWAPI.@]
1935 HRESULT WINAPI SHStrDupW(LPCWSTR src, LPWSTR * dest)
1941 len = (lstrlenW(src) + 1) * sizeof(WCHAR);
1942 *dest = CoTaskMemAlloc(len);
1948 memcpy(*dest, src, len);
1954 TRACE("%s->(%p)\n", debugstr_w(src), *dest);
1958 /*************************************************************************
1959 * SHLWAPI_WriteReverseNum
1961 * Internal helper for SHLWAPI_WriteTimeClass.
1963 static inline LPWSTR SHLWAPI_WriteReverseNum(LPWSTR lpszOut, DWORD dwNum)
1967 /* Write a decimal number to a string, backwards */
1970 DWORD dwNextDigit = dwNum % 10;
1971 *lpszOut-- = '0' + dwNextDigit;
1972 dwNum = (dwNum - dwNextDigit) / 10;
1973 } while (dwNum > 0);
1978 /*************************************************************************
1979 * SHLWAPI_FormatSignificant
1981 * Internal helper for SHLWAPI_WriteTimeClass.
1983 static inline int SHLWAPI_FormatSignificant(LPWSTR lpszNum, int dwDigits)
1985 /* Zero non significant digits, return remaining significant digits */
1989 if (--dwDigits == 0)
1999 /*************************************************************************
2000 * SHLWAPI_WriteTimeClass
2002 * Internal helper for StrFromTimeIntervalW.
2004 static int SHLWAPI_WriteTimeClass(LPWSTR lpszOut, DWORD dwValue,
2005 UINT uClassStringId, int iDigits)
2007 WCHAR szBuff[64], *szOut = szBuff + 32;
2009 szOut = SHLWAPI_WriteReverseNum(szOut, dwValue);
2010 iDigits = SHLWAPI_FormatSignificant(szOut + 1, iDigits);
2012 LoadStringW(shlwapi_hInstance, uClassStringId, szBuff + 32, 32);
2013 strcatW(lpszOut, szOut);
2017 /*************************************************************************
2018 * StrFromTimeIntervalA [SHLWAPI.@]
2020 * Format a millisecond time interval into a string
2023 * lpszStr [O] Output buffer for formatted time interval
2024 * cchMax [I] Size of lpszStr
2025 * dwMS [I] Number of milliseconds
2026 * iDigits [I] Number of digits to print
2029 * The length of the formatted string, or 0 if any parameter is invalid.
2032 * This implementation mimics the Win32 behaviour of always writing a leading
2033 * space before the time interval begins.
2035 * iDigits is used to provide approximate times if accuracy is not important.
2036 * This number of digits will be written of the first non-zero time class
2037 * (hours/minutes/seconds). If this does not complete the time classification,
2038 * the remaining digits are changed to zeros (i.e. The time is _not_ rounded).
2039 * If there are digits remaining following the writing of a time class, the
2040 * next time class will be written.
2042 * For example, given dwMS represents 138 hours,43 minutes and 15 seconds, the
2043 * following will result from the given values of iDigits:
2045 *| iDigits 1 2 3 4 5 ...
2046 *| lpszStr "100 hr" "130 hr" "138 hr" "138 hr 40 min" "138 hr 43 min" ...
2048 INT WINAPI StrFromTimeIntervalA(LPSTR lpszStr, UINT cchMax, DWORD dwMS,
2053 TRACE("(%p,%d,%d,%d)\n", lpszStr, cchMax, dwMS, iDigits);
2055 if (lpszStr && cchMax)
2058 StrFromTimeIntervalW(szBuff, sizeof(szBuff)/sizeof(WCHAR), dwMS, iDigits);
2059 WideCharToMultiByte(CP_ACP,0,szBuff,-1,lpszStr,cchMax,0,0);
2065 /*************************************************************************
2066 * StrFromTimeIntervalW [SHLWAPI.@]
2068 * See StrFromTimeIntervalA.
2070 INT WINAPI StrFromTimeIntervalW(LPWSTR lpszStr, UINT cchMax, DWORD dwMS,
2075 TRACE("(%p,%d,%d,%d)\n", lpszStr, cchMax, dwMS, iDigits);
2077 if (lpszStr && cchMax)
2080 DWORD dwHours, dwMinutes;
2082 if (!iDigits || cchMax == 1)
2088 /* Calculate the time classes */
2089 dwMS = (dwMS + 500) / 1000;
2090 dwHours = dwMS / 3600;
2091 dwMS -= dwHours * 3600;
2092 dwMinutes = dwMS / 60;
2093 dwMS -= dwMinutes * 60;
2098 iDigits = SHLWAPI_WriteTimeClass(szCopy, dwHours, IDS_TIME_INTERVAL_HOURS, iDigits);
2100 if (dwMinutes && iDigits)
2101 iDigits = SHLWAPI_WriteTimeClass(szCopy, dwMinutes, IDS_TIME_INTERVAL_MINUTES, iDigits);
2103 if (iDigits) /* Always write seconds if we have significant digits */
2104 SHLWAPI_WriteTimeClass(szCopy, dwMS, IDS_TIME_INTERVAL_SECONDS, iDigits);
2106 lstrcpynW(lpszStr, szCopy, cchMax);
2107 iRet = strlenW(lpszStr);
2112 /*************************************************************************
2113 * StrIsIntlEqualA [SHLWAPI.@]
2115 * Compare two strings.
2118 * bCase [I] Whether to compare case sensitively
2119 * lpszStr [I] First string to compare
2120 * lpszComp [I] Second string to compare
2121 * iLen [I] Length to compare
2124 * TRUE If the strings are equal.
2127 BOOL WINAPI StrIsIntlEqualA(BOOL bCase, LPCSTR lpszStr, LPCSTR lpszComp,
2132 TRACE("(%d,%s,%s,%d)\n", bCase,
2133 debugstr_a(lpszStr), debugstr_a(lpszComp), iLen);
2135 /* FIXME: This flag is undocumented and unknown by our CompareString.
2136 * We need a define for it.
2138 dwFlags = 0x10000000;
2139 if (!bCase) dwFlags |= NORM_IGNORECASE;
2141 return (CompareStringA(GetThreadLocale(), dwFlags, lpszStr, iLen, lpszComp, iLen) == CSTR_EQUAL);
2144 /*************************************************************************
2145 * StrIsIntlEqualW [SHLWAPI.@]
2147 * See StrIsIntlEqualA.
2149 BOOL WINAPI StrIsIntlEqualW(BOOL bCase, LPCWSTR lpszStr, LPCWSTR lpszComp,
2154 TRACE("(%d,%s,%s,%d)\n", bCase,
2155 debugstr_w(lpszStr),debugstr_w(lpszComp), iLen);
2157 /* FIXME: This flag is undocumented and unknown by our CompareString.
2158 * We need a define for it.
2160 dwFlags = 0x10000000;
2161 if (!bCase) dwFlags |= NORM_IGNORECASE;
2163 return (CompareStringW(GetThreadLocale(), dwFlags, lpszStr, iLen, lpszComp, iLen) == CSTR_EQUAL);
2166 /*************************************************************************
2169 * Copy a string to another string, up to a maximum number of characters.
2172 * lpszDest [O] Destination string
2173 * lpszSrc [I] Source string
2174 * iLen [I] Maximum number of chars to copy
2177 * Success: A pointer to the last character written to lpszDest.
2178 * Failure: lpszDest, if any arguments are invalid.
2180 LPSTR WINAPI StrCpyNXA(LPSTR lpszDest, LPCSTR lpszSrc, int iLen)
2182 TRACE("(%p,%s,%i)\n", lpszDest, debugstr_a(lpszSrc), iLen);
2184 if (lpszDest && lpszSrc && iLen > 0)
2186 while ((iLen-- > 1) && *lpszSrc)
2187 *lpszDest++ = *lpszSrc++;
2194 /*************************************************************************
2197 * Unicode version of StrCpyNXA.
2199 LPWSTR WINAPI StrCpyNXW(LPWSTR lpszDest, LPCWSTR lpszSrc, int iLen)
2201 TRACE("(%p,%s,%i)\n", lpszDest, debugstr_w(lpszSrc), iLen);
2203 if (lpszDest && lpszSrc && iLen > 0)
2205 while ((iLen-- > 1) && *lpszSrc)
2206 *lpszDest++ = *lpszSrc++;
2213 /*************************************************************************
2214 * StrCmpLogicalW [SHLWAPI.@]
2216 * Compare two strings, ignoring case and comparing digits as numbers.
2219 * lpszStr [I] First string to compare
2220 * lpszComp [I] Second string to compare
2221 * iLen [I] Length to compare
2224 * TRUE If the strings are equal.
2227 INT WINAPI StrCmpLogicalW(LPCWSTR lpszStr, LPCWSTR lpszComp)
2231 TRACE("(%s,%s)\n", debugstr_w(lpszStr), debugstr_w(lpszComp));
2233 if (lpszStr && lpszComp)
2239 else if (isdigitW(*lpszStr))
2243 if (!isdigitW(*lpszComp))
2246 /* Compare the numbers */
2247 StrToIntExW(lpszStr, 0, &iStr);
2248 StrToIntExW(lpszComp, 0, &iComp);
2252 else if (iStr > iComp)
2256 while (isdigitW(*lpszStr))
2258 while (isdigitW(*lpszComp))
2261 else if (isdigitW(*lpszComp))
2265 iDiff = ChrCmpIW(*lpszStr,*lpszComp);
2281 /* Structure for formatting byte strings */
2282 typedef struct tagSHLWAPI_BYTEFORMATS
2289 } SHLWAPI_BYTEFORMATS;
2291 /*************************************************************************
2292 * StrFormatByteSizeW [SHLWAPI.@]
2294 * Create a string containing an abbreviated byte count of up to 2^63-1.
2297 * llBytes [I] Byte size to format
2298 * lpszDest [I] Destination for formatted string
2299 * cchMax [I] Size of lpszDest
2305 * There is no StrFormatByteSize64W function, it is called StrFormatByteSizeW().
2307 LPWSTR WINAPI StrFormatByteSizeW(LONGLONG llBytes, LPWSTR lpszDest, UINT cchMax)
2309 #define KB ((ULONGLONG)1024)
2311 #define GB (KB*KB*KB)
2312 #define TB (KB*KB*KB*KB)
2313 #define PB (KB*KB*KB*KB*KB)
2315 static const SHLWAPI_BYTEFORMATS bfFormats[] =
2317 { 10*KB, 10.24, 100.0, 2, 'K' }, /* 10 KB */
2318 { 100*KB, 102.4, 10.0, 1, 'K' }, /* 100 KB */
2319 { 1000*KB, 1024.0, 1.0, 0, 'K' }, /* 1000 KB */
2320 { 10*MB, 10485.76, 100.0, 2, 'M' }, /* 10 MB */
2321 { 100*MB, 104857.6, 10.0, 1, 'M' }, /* 100 MB */
2322 { 1000*MB, 1048576.0, 1.0, 0, 'M' }, /* 1000 MB */
2323 { 10*GB, 10737418.24, 100.0, 2, 'G' }, /* 10 GB */
2324 { 100*GB, 107374182.4, 10.0, 1, 'G' }, /* 100 GB */
2325 { 1000*GB, 1073741824.0, 1.0, 0, 'G' }, /* 1000 GB */
2326 { 10*TB, 10485.76, 100.0, 2, 'T' }, /* 10 TB */
2327 { 100*TB, 104857.6, 10.0, 1, 'T' }, /* 100 TB */
2328 { 1000*TB, 1048576.0, 1.0, 0, 'T' }, /* 1000 TB */
2329 { 10*PB, 10737418.24, 100.00, 2, 'P' }, /* 10 PB */
2330 { 100*PB, 107374182.4, 10.00, 1, 'P' }, /* 100 PB */
2331 { 1000*PB, 1073741824.0, 1.00, 0, 'P' }, /* 1000 PB */
2332 { 0, 10995116277.76, 100.00, 2, 'E' } /* EB's, catch all */
2334 WCHAR wszAdd[] = {' ','?','B',0};
2338 TRACE("(0x%s,%p,%d)\n", wine_dbgstr_longlong(llBytes), lpszDest, cchMax);
2340 if (!lpszDest || !cchMax)
2343 if (llBytes < 1024) /* 1K */
2345 WCHAR wszBytesFormat[64];
2346 LoadStringW(shlwapi_hInstance, IDS_BYTES_FORMAT, wszBytesFormat, 64);
2347 snprintfW(lpszDest, cchMax, wszBytesFormat, (long)llBytes);
2351 /* Note that if this loop completes without finding a match, i will be
2352 * pointing at the last entry, which is a catch all for > 1000 PB
2354 while (i < sizeof(bfFormats) / sizeof(SHLWAPI_BYTEFORMATS) - 1)
2356 if (llBytes < bfFormats[i].dLimit)
2360 /* Above 1 TB we encounter problems with FP accuracy. So for amounts above
2361 * this number we integer shift down by 1 MB first. The table above has
2362 * the divisors scaled down from the '< 10 TB' entry onwards, to account
2363 * for this. We also add a small fudge factor to get the correct result for
2364 * counts that lie exactly on a 1024 byte boundary.
2367 dBytes = (double)(llBytes >> 20) + 0.001; /* Scale down by I MB */
2369 dBytes = (double)llBytes + 0.00001;
2371 dBytes = floor(dBytes / bfFormats[i].dDivisor) / bfFormats[i].dNormaliser;
2373 if (!FormatDouble(dBytes, bfFormats[i].nDecimals, lpszDest, cchMax))
2375 wszAdd[1] = bfFormats[i].wPrefix;
2376 StrCatBuffW(lpszDest, wszAdd, cchMax);
2380 /*************************************************************************
2381 * StrFormatByteSize64A [SHLWAPI.@]
2383 * See StrFormatByteSizeW.
2385 LPSTR WINAPI StrFormatByteSize64A(LONGLONG llBytes, LPSTR lpszDest, UINT cchMax)
2389 StrFormatByteSizeW(llBytes, wszBuff, sizeof(wszBuff)/sizeof(WCHAR));
2392 WideCharToMultiByte(CP_ACP, 0, wszBuff, -1, lpszDest, cchMax, 0, 0);
2396 /*************************************************************************
2397 * StrFormatByteSizeA [SHLWAPI.@]
2399 * Create a string containing an abbreviated byte count of up to 2^31-1.
2402 * dwBytes [I] Byte size to format
2403 * lpszDest [I] Destination for formatted string
2404 * cchMax [I] Size of lpszDest
2410 * The Ascii and Unicode versions of this function accept a different
2411 * integer type for dwBytes. See StrFormatByteSize64A().
2413 LPSTR WINAPI StrFormatByteSizeA(DWORD dwBytes, LPSTR lpszDest, UINT cchMax)
2415 TRACE("(%d,%p,%d)\n", dwBytes, lpszDest, cchMax);
2417 return StrFormatByteSize64A(dwBytes, lpszDest, cchMax);
2420 /*************************************************************************
2423 * Remove a hanging lead byte from the end of a string, if present.
2426 * lpStr [I] String to check for a hanging lead byte
2427 * size [I] Length of lpStr
2430 * Success: The new length of the string. Any hanging lead bytes are removed.
2431 * Failure: 0, if any parameters are invalid.
2433 DWORD WINAPI SHTruncateString(LPSTR lpStr, DWORD size)
2437 LPSTR lastByte = lpStr + size - 1;
2439 while(lpStr < lastByte)
2440 lpStr += IsDBCSLeadByte(*lpStr) ? 2 : 1;
2442 if(lpStr == lastByte && IsDBCSLeadByte(*lpStr))
2452 /*************************************************************************
2455 * Remove a single non-trailing ampersand ('&') from a string.
2458 * lpszStr [I/O] String to remove ampersand from.
2461 * The character after the first ampersand in lpszStr, or the first character
2462 * in lpszStr if there is no ampersand in the string.
2464 char WINAPI SHStripMneumonicA(LPCSTR lpszStr)
2466 LPSTR lpszIter, lpszTmp;
2469 TRACE("(%s)\n", debugstr_a(lpszStr));
2473 if ((lpszIter = StrChrA(lpszStr, '&')))
2475 lpszTmp = CharNextA(lpszIter);
2478 if (*lpszTmp != '&')
2481 memmove( lpszIter, lpszTmp, strlen(lpszTmp) + 1 );
2488 /*************************************************************************
2491 * Unicode version of SHStripMneumonicA.
2493 WCHAR WINAPI SHStripMneumonicW(LPCWSTR lpszStr)
2495 LPWSTR lpszIter, lpszTmp;
2498 TRACE("(%s)\n", debugstr_w(lpszStr));
2502 if ((lpszIter = StrChrW(lpszStr, '&')))
2504 lpszTmp = lpszIter + 1;
2507 if (*lpszTmp != '&')
2510 memmove( lpszIter, lpszTmp, (strlenW(lpszTmp) + 1) * sizeof(WCHAR) );
2517 /*************************************************************************
2520 * Convert an Ascii string to Unicode.
2523 * dwCp [I] Code page for the conversion
2524 * lpSrcStr [I] Source Ascii string to convert
2525 * lpDstStr [O] Destination for converted Unicode string
2526 * iLen [I] Length of lpDstStr
2529 * The return value of the MultiByteToWideChar() function called on lpSrcStr.
2531 DWORD WINAPI SHAnsiToUnicodeCP(DWORD dwCp, LPCSTR lpSrcStr, LPWSTR lpDstStr, int iLen)
2535 dwRet = MultiByteToWideChar(dwCp, 0, lpSrcStr, -1, lpDstStr, iLen);
2536 TRACE("%s->%s,ret=%d\n", debugstr_a(lpSrcStr), debugstr_w(lpDstStr), dwRet);
2540 /*************************************************************************
2543 * Convert an Ascii string to Unicode.
2546 * lpSrcStr [I] Source Ascii string to convert
2547 * lpDstStr [O] Destination for converted Unicode string
2548 * iLen [I] Length of lpDstStr
2551 * The return value of the MultiByteToWideChar() function called on lpSrcStr.
2554 * This function simply calls SHAnsiToUnicodeCP with code page CP_ACP.
2556 DWORD WINAPI SHAnsiToUnicode(LPCSTR lpSrcStr, LPWSTR lpDstStr, int iLen)
2558 return SHAnsiToUnicodeCP(CP_ACP, lpSrcStr, lpDstStr, iLen);
2561 /*************************************************************************
2564 * Convert a Unicode string to Ascii.
2567 * CodePage [I] Code page to use for the conversion
2568 * lpSrcStr [I] Source Unicode string to convert
2569 * lpDstStr [O] Destination for converted Ascii string
2570 * dstlen [I] Length of buffer at lpDstStr
2573 * Success: The length in bytes of the result at lpDstStr (including the terminator)
2574 * Failure: When using CP_UTF8, CP_UTF7 or 0xc350 as codePage, 0 is returned and
2575 * the result is not nul-terminated.
2576 * When using a different codepage, the length in bytes of the truncated
2577 * result at lpDstStr (including the terminator) is returned and
2578 * lpDstStr is always nul-terminated.
2581 DWORD WINAPI SHUnicodeToAnsiCP(UINT CodePage, LPCWSTR lpSrcStr, LPSTR lpDstStr, int dstlen)
2583 static const WCHAR emptyW[] = { '\0' };
2587 if (!lpDstStr || !dstlen)
2595 len = strlenW(lpSrcStr) + 1;
2600 CodePage = CP_UTF8; /* Fall through... */
2601 case 0x0000C350: /* FIXME: CP_ #define */
2607 INT needed = dstlen - 1;
2610 /* try the user supplied buffer first */
2611 hr = ConvertINetUnicodeToMultiByte(&dwMode, CodePage, lpSrcStr, &lenW, lpDstStr, &needed);
2614 lpDstStr[needed] = '\0';
2618 /* user buffer too small. exclude termination and copy as much as possible */
2620 hr = ConvertINetUnicodeToMultiByte(&dwMode, CodePage, lpSrcStr, &lenW, NULL, &needed);
2622 mem = HeapAlloc(GetProcessHeap(), 0, needed);
2626 hr = ConvertINetUnicodeToMultiByte(&dwMode, CodePage, lpSrcStr, &len, mem, &needed);
2629 reqLen = SHTruncateString(mem, dstlen);
2630 if (reqLen > 0) memcpy(lpDstStr, mem, reqLen-1);
2632 HeapFree(GetProcessHeap(), 0, mem);
2639 /* try the user supplied buffer first */
2640 reqLen = WideCharToMultiByte(CodePage, 0, lpSrcStr, len, lpDstStr, dstlen, NULL, NULL);
2642 if (!reqLen && GetLastError() == ERROR_INSUFFICIENT_BUFFER)
2644 reqLen = WideCharToMultiByte(CodePage, 0, lpSrcStr, len, NULL, 0, NULL, NULL);
2647 mem = HeapAlloc(GetProcessHeap(), 0, reqLen);
2650 reqLen = WideCharToMultiByte(CodePage, 0, lpSrcStr, len, mem,
2651 reqLen, NULL, NULL);
2653 reqLen = SHTruncateString(mem, dstlen -1);
2656 lstrcpynA(lpDstStr, mem, reqLen);
2657 HeapFree(GetProcessHeap(), 0, mem);
2658 lpDstStr[reqLen-1] = '\0';
2665 /*************************************************************************
2668 * Convert a Unicode string to Ascii.
2671 * lpSrcStr [I] Source Unicode string to convert
2672 * lpDstStr [O] Destination for converted Ascii string
2673 * iLen [O] Length of lpDstStr in characters
2676 * See SHUnicodeToAnsiCP
2679 * This function simply calls SHUnicodeToAnsiCP() with CodePage = CP_ACP.
2681 INT WINAPI SHUnicodeToAnsi(LPCWSTR lpSrcStr, LPSTR lpDstStr, INT iLen)
2683 return SHUnicodeToAnsiCP(CP_ACP, lpSrcStr, lpDstStr, iLen);
2686 /*************************************************************************
2689 * Copy one string to another.
2692 * lpszSrc [I] Source string to copy
2693 * lpszDst [O] Destination for copy
2694 * iLen [I] Length of lpszDst in characters
2697 * The length of the copied string, including the terminating NUL. lpszDst
2698 * contains iLen characters of lpszSrc.
2700 DWORD WINAPI SHAnsiToAnsi(LPCSTR lpszSrc, LPSTR lpszDst, int iLen)
2704 TRACE("(%s,%p,0x%08x)\n", debugstr_a(lpszSrc), lpszDst, iLen);
2706 lpszRet = StrCpyNXA(lpszDst, lpszSrc, iLen);
2707 return lpszRet - lpszDst + 1;
2710 /*************************************************************************
2713 * Unicode version of SSHAnsiToAnsi.
2715 DWORD WINAPI SHUnicodeToUnicode(LPCWSTR lpszSrc, LPWSTR lpszDst, int iLen)
2719 TRACE("(%s,%p,0x%08x)\n", debugstr_w(lpszSrc), lpszDst, iLen);
2721 lpszRet = StrCpyNXW(lpszDst, lpszSrc, iLen);
2722 return lpszRet - lpszDst + 1;
2725 /*************************************************************************
2728 * Determine if an Ascii string converts to Unicode and back identically.
2731 * lpSrcStr [I] Source Unicode string to convert
2732 * lpDst [O] Destination for resulting Ascii string
2733 * iLen [I] Length of lpDst in characters
2736 * TRUE, since Ascii strings always convert identically.
2738 BOOL WINAPI DoesStringRoundTripA(LPCSTR lpSrcStr, LPSTR lpDst, INT iLen)
2740 lstrcpynA(lpDst, lpSrcStr, iLen);
2744 /*************************************************************************
2747 * Determine if a Unicode string converts to Ascii and back identically.
2750 * lpSrcStr [I] Source Unicode string to convert
2751 * lpDst [O] Destination for resulting Ascii string
2752 * iLen [I] Length of lpDst in characters
2755 * TRUE, if lpSrcStr converts to Ascii and back identically,
2758 BOOL WINAPI DoesStringRoundTripW(LPCWSTR lpSrcStr, LPSTR lpDst, INT iLen)
2760 WCHAR szBuff[MAX_PATH];
2762 SHUnicodeToAnsi(lpSrcStr, lpDst, iLen);
2763 SHAnsiToUnicode(lpDst, szBuff, MAX_PATH);
2764 return !strcmpW(lpSrcStr, szBuff);
2767 /*************************************************************************
2768 * SHLoadIndirectString [SHLWAPI.@]
2770 * If passed a string that begins with '@', extract the string from the
2771 * appropriate resource, otherwise do a straight copy.
2774 HRESULT WINAPI SHLoadIndirectString(LPCWSTR src, LPWSTR dst, UINT dst_len, void **reserved)
2776 WCHAR *dllname = NULL;
2777 HMODULE hmod = NULL;
2778 HRESULT hr = E_FAIL;
2780 TRACE("(%s %p %08x %p)\n", debugstr_w(src), dst, dst_len, reserved);
2788 dllname = StrDupW(src + 1);
2789 index_str = strchrW(dllname, ',');
2791 if(!index_str) goto end;
2795 index = atoiW(index_str);
2797 hmod = LoadLibraryW(dllname);
2802 if(LoadStringW(hmod, -index, dst, dst_len))
2806 FIXME("can't handle non-negative indices (%d)\n", index);
2811 lstrcpynW(dst, src, dst_len);
2815 TRACE("returning %s\n", debugstr_w(dst));
2817 if(hmod) FreeLibrary(hmod);
2818 HeapFree(GetProcessHeap(), 0, dllname);