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897 lines
22 KiB
C
897 lines
22 KiB
C
/*
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* String manipulation functions
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*
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* Copyright 1998 Eric Kohl
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* 1998 Juergen Schmied <j.schmied@metronet.de>
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* 2000 Eric Kohl for CodeWeavers
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* Copyright 2002 Jon Griffiths
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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*/
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#include "comctl32.h"
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WINE_DEFAULT_DEBUG_CHANNEL(commctrl);
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/*************************************************************************
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* COMCTL32_ChrCmpHelperA
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*
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* Internal helper for ChrCmpA/COMCTL32_ChrCmpIA.
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*
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* NOTES
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* Both this function and its Unicode counterpart are very inefficient. To
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* fix this, CompareString must be completely implemented and optimised
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* first. Then the core character test can be taken out of that function and
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* placed here, so that it need never be called at all. Until then, do not
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* attempt to optimise this code unless you are willing to test that it
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* still performs correctly.
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*/
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static BOOL COMCTL32_ChrCmpHelperA(WORD ch1, WORD ch2, DWORD dwFlags)
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{
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char str1[3], str2[3];
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str1[0] = LOBYTE(ch1);
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if (IsDBCSLeadByte(str1[0]))
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{
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str1[1] = HIBYTE(ch1);
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str1[2] = '\0';
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}
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else
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str1[1] = '\0';
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str2[0] = LOBYTE(ch2);
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if (IsDBCSLeadByte(str2[0]))
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{
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str2[1] = HIBYTE(ch2);
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str2[2] = '\0';
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}
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else
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str2[1] = '\0';
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return CompareStringA(GetThreadLocale(), dwFlags, str1, -1, str2, -1) - CSTR_EQUAL;
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}
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/*************************************************************************
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* COMCTL32_ChrCmpA (internal)
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*
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* Internal helper function.
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*/
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static BOOL COMCTL32_ChrCmpA(WORD ch1, WORD ch2)
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{
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return COMCTL32_ChrCmpHelperA(ch1, ch2, 0);
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}
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/*************************************************************************
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* COMCTL32_ChrCmpIA (internal)
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*
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* Compare two characters, ignoring case.
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*
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* PARAMS
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* ch1 [I] First character to compare
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* ch2 [I] Second character to compare
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*
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* RETURNS
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* FALSE, if the characters are equal.
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* Non-zero otherwise.
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*/
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static BOOL COMCTL32_ChrCmpIA(WORD ch1, WORD ch2)
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{
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TRACE("(%d,%d)\n", ch1, ch2);
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return COMCTL32_ChrCmpHelperA(ch1, ch2, NORM_IGNORECASE);
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}
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/*************************************************************************
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* COMCTL32_ChrCmpIW
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*
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* Internal helper function.
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*/
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static inline BOOL COMCTL32_ChrCmpIW(WCHAR ch1, WCHAR ch2)
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{
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return CompareStringW(GetThreadLocale(), NORM_IGNORECASE, &ch1, 1, &ch2, 1) - CSTR_EQUAL;
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}
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/**************************************************************************
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* Str_GetPtrA [COMCTL32.233]
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*
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* Copies a string into a destination buffer.
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*
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* PARAMS
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* lpSrc [I] Source string
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* lpDest [O] Destination buffer
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* nMaxLen [I] Size of buffer in characters
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*
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* RETURNS
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* The number of characters copied.
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*/
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INT WINAPI Str_GetPtrA (LPCSTR lpSrc, LPSTR lpDest, INT nMaxLen)
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{
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INT len;
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TRACE("(%p %p %d)\n", lpSrc, lpDest, nMaxLen);
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if ((!lpDest || nMaxLen == 0) && lpSrc)
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return (strlen(lpSrc) + 1);
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if (nMaxLen == 0)
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return 0;
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if (lpSrc == NULL) {
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lpDest[0] = '\0';
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return 0;
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}
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len = strlen(lpSrc) + 1;
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if (len >= nMaxLen)
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len = nMaxLen;
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RtlMoveMemory (lpDest, lpSrc, len - 1);
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lpDest[len - 1] = '\0';
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return len;
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}
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/**************************************************************************
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* Str_SetPtrA [COMCTL32.234]
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*
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* Makes a copy of a string, allocating memory if necessary.
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*
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* PARAMS
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* lppDest [O] Pointer to destination string
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* lpSrc [I] Source string
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*
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* RETURNS
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* Success: TRUE
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* Failure: FALSE
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*
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* NOTES
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* Set lpSrc to NULL to free the memory allocated by a previous call
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* to this function.
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*/
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BOOL WINAPI Str_SetPtrA (LPSTR *lppDest, LPCSTR lpSrc)
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{
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TRACE("(%p %p)\n", lppDest, lpSrc);
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if (lpSrc) {
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LPSTR ptr = ReAlloc (*lppDest, strlen (lpSrc) + 1);
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if (!ptr)
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return FALSE;
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strcpy (ptr, lpSrc);
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*lppDest = ptr;
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}
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else {
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Free (*lppDest);
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*lppDest = NULL;
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}
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return TRUE;
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}
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/**************************************************************************
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* Str_GetPtrW [COMCTL32.235]
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*
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* See Str_GetPtrA.
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*/
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INT WINAPI Str_GetPtrW (LPCWSTR lpSrc, LPWSTR lpDest, INT nMaxLen)
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{
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INT len;
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TRACE("(%p %p %d)\n", lpSrc, lpDest, nMaxLen);
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if (!lpDest && lpSrc)
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return strlenW (lpSrc);
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if (nMaxLen == 0)
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return 0;
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if (lpSrc == NULL) {
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lpDest[0] = '\0';
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return 0;
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}
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len = strlenW (lpSrc);
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if (len >= nMaxLen)
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len = nMaxLen - 1;
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RtlMoveMemory (lpDest, lpSrc, len*sizeof(WCHAR));
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lpDest[len] = '\0';
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return len;
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}
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/**************************************************************************
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* Str_SetPtrW [COMCTL32.236]
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*
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* See Str_SetPtrA.
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*/
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BOOL WINAPI Str_SetPtrW (LPWSTR *lppDest, LPCWSTR lpSrc)
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{
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TRACE("(%p %s)\n", lppDest, debugstr_w(lpSrc));
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if (lpSrc) {
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INT len = strlenW (lpSrc) + 1;
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LPWSTR ptr = ReAlloc (*lppDest, len * sizeof(WCHAR));
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if (!ptr)
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return FALSE;
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strcpyW (ptr, lpSrc);
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*lppDest = ptr;
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}
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else {
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Free (*lppDest);
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*lppDest = NULL;
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}
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return TRUE;
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}
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/**************************************************************************
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* StrChrA [COMCTL32.350]
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*
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* Find a given character in a string.
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*
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* PARAMS
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* lpszStr [I] String to search in.
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* ch [I] Character to search for.
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*
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* RETURNS
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* Success: A pointer to the first occurrence of ch in lpszStr, or NULL if
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* not found.
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* Failure: NULL, if any arguments are invalid.
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*/
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LPSTR WINAPI StrChrA(LPCSTR lpszStr, WORD ch)
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{
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TRACE("(%s,%i)\n", debugstr_a(lpszStr), ch);
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if (lpszStr)
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{
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while (*lpszStr)
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{
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if (!COMCTL32_ChrCmpA(*lpszStr, ch))
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return (LPSTR)lpszStr;
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lpszStr = CharNextA(lpszStr);
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}
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}
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return NULL;
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}
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/**************************************************************************
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* StrCmpNIA [COMCTL32.353]
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*
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* Compare two strings, up to a maximum length, ignoring case.
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*
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* PARAMS
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* lpszStr [I] First string to compare
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* lpszComp [I] Second string to compare
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* iLen [I] Number of chars to compare
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*
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* RETURNS
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* An integer less than, equal to or greater than 0, indicating that
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* lpszStr is less than, the same, or greater than lpszComp.
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*/
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INT WINAPI StrCmpNIA(LPCSTR lpszStr, LPCSTR lpszComp, INT iLen)
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{
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TRACE("(%s,%s,%i)\n", debugstr_a(lpszStr), debugstr_a(lpszComp), iLen);
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return CompareStringA(GetThreadLocale(), NORM_IGNORECASE, lpszStr, iLen, lpszComp, iLen) - CSTR_EQUAL;
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}
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/*************************************************************************
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* StrCmpNIW [COMCTL32.361]
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*
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* See StrCmpNIA.
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*/
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INT WINAPI StrCmpNIW(LPCWSTR lpszStr, LPCWSTR lpszComp, INT iLen)
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{
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TRACE("(%s,%s,%i)\n", debugstr_w(lpszStr), debugstr_w(lpszComp), iLen);
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return CompareStringW(GetThreadLocale(), NORM_IGNORECASE, lpszStr, iLen, lpszComp, iLen) - CSTR_EQUAL;
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}
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/*************************************************************************
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* COMCTL32_StrStrHelperA
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*
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* Internal implementation of StrStrA/StrStrIA
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*/
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static LPSTR COMCTL32_StrStrHelperA(LPCSTR lpszStr, LPCSTR lpszSearch,
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INT (WINAPI *pStrCmpFn)(LPCSTR,LPCSTR,INT))
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{
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size_t iLen;
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LPCSTR end;
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if (!lpszStr || !lpszSearch || !*lpszSearch)
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return NULL;
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iLen = strlen(lpszSearch);
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end = lpszStr + strlen(lpszStr);
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while (lpszStr + iLen <= end)
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{
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if (!pStrCmpFn(lpszStr, lpszSearch, iLen))
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return (LPSTR)lpszStr;
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lpszStr = CharNextA(lpszStr);
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}
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return NULL;
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}
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/**************************************************************************
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* StrStrIA [COMCTL32.355]
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*
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* Find a substring within a string, ignoring case.
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*
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* PARAMS
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* lpszStr [I] String to search in
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* lpszSearch [I] String to look for
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*
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* RETURNS
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* The start of lpszSearch within lpszStr, or NULL if not found.
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*/
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LPSTR WINAPI StrStrIA(LPCSTR lpszStr, LPCSTR lpszSearch)
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{
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TRACE("(%s,%s)\n", debugstr_a(lpszStr), debugstr_a(lpszSearch));
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return COMCTL32_StrStrHelperA(lpszStr, lpszSearch, StrCmpNIA);
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}
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/**************************************************************************
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* StrToIntA [COMCTL32.357]
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*
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* Read a signed integer from a string.
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*
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* PARAMS
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* lpszStr [I] String to read integer from
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*
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* RETURNS
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* The signed integer value represented by the string, or 0 if no integer is
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* present.
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*/
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INT WINAPI StrToIntA (LPCSTR lpszStr)
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{
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return atoi(lpszStr);
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}
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/**************************************************************************
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* StrStrIW [COMCTL32.363]
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*
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* See StrStrIA.
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*/
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LPWSTR WINAPI StrStrIW(LPCWSTR lpszStr, LPCWSTR lpszSearch)
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{
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int iLen;
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LPCWSTR end;
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TRACE("(%s,%s)\n", debugstr_w(lpszStr), debugstr_w(lpszSearch));
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if (!lpszStr || !lpszSearch || !*lpszSearch)
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return NULL;
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iLen = strlenW(lpszSearch);
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end = lpszStr + strlenW(lpszStr);
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while (lpszStr + iLen <= end)
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{
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if (!StrCmpNIW(lpszStr, lpszSearch, iLen))
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return (LPWSTR)lpszStr;
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lpszStr++;
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}
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return NULL;
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}
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/**************************************************************************
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* StrToIntW [COMCTL32.365]
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*
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* See StrToIntA.
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*/
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INT WINAPI StrToIntW (LPCWSTR lpString)
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{
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return atoiW(lpString);
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}
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/*************************************************************************
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* COMCTL32_StrSpnHelperA (internal)
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*
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* Internal implementation of StrSpnA/StrCSpnA/StrCSpnIA
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*/
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static int COMCTL32_StrSpnHelperA(LPCSTR lpszStr, LPCSTR lpszMatch,
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LPSTR (WINAPI *pStrChrFn)(LPCSTR,WORD),
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BOOL bInvert)
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{
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LPCSTR lpszRead = lpszStr;
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if (lpszStr && *lpszStr && lpszMatch)
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{
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while (*lpszRead)
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{
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LPCSTR lpszTest = pStrChrFn(lpszMatch, *lpszRead);
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if (!bInvert && !lpszTest)
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break;
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if (bInvert && lpszTest)
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break;
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lpszRead = CharNextA(lpszRead);
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};
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}
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return lpszRead - lpszStr;
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}
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/**************************************************************************
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* StrCSpnA [COMCTL32.356]
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*
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* Find the length of the start of a string that does not contain certain
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* characters.
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*
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* PARAMS
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* lpszStr [I] String to search
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* lpszMatch [I] Characters that cannot be in the substring
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*
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* RETURNS
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* The length of the part of lpszStr containing only chars not in lpszMatch,
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* or 0 if any parameter is invalid.
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*/
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int WINAPI StrCSpnA(LPCSTR lpszStr, LPCSTR lpszMatch)
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{
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TRACE("(%s,%s)\n",debugstr_a(lpszStr), debugstr_a(lpszMatch));
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return COMCTL32_StrSpnHelperA(lpszStr, lpszMatch, StrChrA, TRUE);
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}
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/**************************************************************************
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* StrChrW [COMCTL32.358]
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*
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* See StrChrA.
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*/
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LPWSTR WINAPI StrChrW(LPCWSTR lpszStr, WCHAR ch)
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{
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LPWSTR lpszRet = NULL;
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TRACE("(%s,%i)\n", debugstr_w(lpszStr), ch);
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if (lpszStr)
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lpszRet = strchrW(lpszStr, ch);
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return lpszRet;
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}
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/**************************************************************************
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* StrCmpNA [COMCTL32.352]
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*
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* Compare two strings, up to a maximum length.
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*
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* PARAMS
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* lpszStr [I] First string to compare
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* lpszComp [I] Second string to compare
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* iLen [I] Number of chars to compare
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*
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* RETURNS
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* An integer less than, equal to or greater than 0, indicating that
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* lpszStr is less than, the same, or greater than lpszComp.
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*/
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INT WINAPI StrCmpNA(LPCSTR lpszStr, LPCSTR lpszComp, INT iLen)
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{
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TRACE("(%s,%s,%i)\n", debugstr_a(lpszStr), debugstr_a(lpszComp), iLen);
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return CompareStringA(GetThreadLocale(), 0, lpszStr, iLen, lpszComp, iLen) - CSTR_EQUAL;
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}
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/**************************************************************************
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* StrCmpNW [COMCTL32.360]
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*
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* See StrCmpNA.
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*/
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INT WINAPI StrCmpNW(LPCWSTR lpszStr, LPCWSTR lpszComp, INT iLen)
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{
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TRACE("(%s,%s,%i)\n", debugstr_w(lpszStr), debugstr_w(lpszComp), iLen);
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return CompareStringW(GetThreadLocale(), 0, lpszStr, iLen, lpszComp, iLen) - CSTR_EQUAL;
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}
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/**************************************************************************
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* StrRChrA [COMCTL32.351]
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*
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* Find the last occurrence of a character in string.
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*
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* PARAMS
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* lpszStr [I] String to search in
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* lpszEnd [I] Place to end search, or NULL to search until the end of lpszStr
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* ch [I] Character to search for.
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*
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* RETURNS
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* Success: A pointer to the last occurrence of ch in lpszStr before lpszEnd,
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* or NULL if not found.
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* Failure: NULL, if any arguments are invalid.
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*/
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LPSTR WINAPI StrRChrA(LPCSTR lpszStr, LPCSTR lpszEnd, WORD ch)
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{
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LPCSTR lpszRet = NULL;
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TRACE("(%s,%s,%x)\n", debugstr_a(lpszStr), debugstr_a(lpszEnd), ch);
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if (lpszStr)
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{
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WORD ch2;
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if (!lpszEnd)
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lpszEnd = lpszStr + lstrlenA(lpszStr);
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while (*lpszStr && lpszStr <= lpszEnd)
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{
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ch2 = IsDBCSLeadByte(*lpszStr)? *lpszStr << 8 | lpszStr[1] : *lpszStr;
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if (!COMCTL32_ChrCmpA(ch, ch2))
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lpszRet = lpszStr;
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lpszStr = CharNextA(lpszStr);
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}
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}
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return (LPSTR)lpszRet;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* StrRChrW [COMCTL32.359]
|
|
*
|
|
* See StrRChrA.
|
|
*/
|
|
LPWSTR WINAPI StrRChrW(LPCWSTR str, LPCWSTR end, WORD ch)
|
|
{
|
|
WCHAR *ret = NULL;
|
|
|
|
if (!str) return NULL;
|
|
if (!end) end = str + strlenW(str);
|
|
while (str < end)
|
|
{
|
|
if (*str == ch) ret = (WCHAR *)str;
|
|
str++;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* StrStrA [COMCTL32.354]
|
|
*
|
|
* Find a substring within a string.
|
|
*
|
|
* PARAMS
|
|
* lpszStr [I] String to search in
|
|
* lpszSearch [I] String to look for
|
|
*
|
|
* RETURNS
|
|
* The start of lpszSearch within lpszStr, or NULL if not found.
|
|
*/
|
|
LPSTR WINAPI StrStrA(LPCSTR lpszStr, LPCSTR lpszSearch)
|
|
{
|
|
TRACE("(%s,%s)\n", debugstr_a(lpszStr), debugstr_a(lpszSearch));
|
|
|
|
return COMCTL32_StrStrHelperA(lpszStr, lpszSearch, StrCmpNA);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* StrStrW [COMCTL32.362]
|
|
*
|
|
* See StrStrA.
|
|
*/
|
|
LPWSTR WINAPI StrStrW(LPCWSTR lpszStr, LPCWSTR lpszSearch)
|
|
{
|
|
if (!lpszStr || !lpszSearch) return NULL;
|
|
return strstrW( lpszStr, lpszSearch );
|
|
}
|
|
|
|
/*************************************************************************
|
|
* StrChrIA [COMCTL32.366]
|
|
*
|
|
* Find a given character in a string, ignoring case.
|
|
*
|
|
* PARAMS
|
|
* lpszStr [I] String to search in.
|
|
* ch [I] Character to search for.
|
|
*
|
|
* RETURNS
|
|
* Success: A pointer to the first occurrence of ch in lpszStr, or NULL if
|
|
* not found.
|
|
* Failure: NULL, if any arguments are invalid.
|
|
*/
|
|
LPSTR WINAPI StrChrIA(LPCSTR lpszStr, WORD ch)
|
|
{
|
|
TRACE("(%s,%i)\n", debugstr_a(lpszStr), ch);
|
|
|
|
if (lpszStr)
|
|
{
|
|
while (*lpszStr)
|
|
{
|
|
if (!COMCTL32_ChrCmpIA(*lpszStr, ch))
|
|
return (LPSTR)lpszStr;
|
|
lpszStr = CharNextA(lpszStr);
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* StrChrIW [COMCTL32.367]
|
|
*
|
|
* See StrChrA.
|
|
*/
|
|
LPWSTR WINAPI StrChrIW(LPCWSTR lpszStr, WCHAR ch)
|
|
{
|
|
TRACE("(%s,%i)\n", debugstr_w(lpszStr), ch);
|
|
|
|
if (lpszStr)
|
|
{
|
|
ch = toupperW(ch);
|
|
while (*lpszStr)
|
|
{
|
|
if (toupperW(*lpszStr) == ch)
|
|
return (LPWSTR)lpszStr;
|
|
lpszStr++;
|
|
}
|
|
lpszStr = NULL;
|
|
}
|
|
return (LPWSTR)lpszStr;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* StrRStrIA [COMCTL32.372]
|
|
*
|
|
* Find the last occurrence of a substring within a string.
|
|
*
|
|
* PARAMS
|
|
* lpszStr [I] String to search in
|
|
* lpszEnd [I] End of lpszStr
|
|
* lpszSearch [I] String to look for
|
|
*
|
|
* RETURNS
|
|
* The last occurrence lpszSearch within lpszStr, or NULL if not found.
|
|
*/
|
|
LPSTR WINAPI StrRStrIA(LPCSTR lpszStr, LPCSTR lpszEnd, LPCSTR lpszSearch)
|
|
{
|
|
LPSTR lpszRet = NULL;
|
|
WORD ch1, ch2;
|
|
INT iLen;
|
|
|
|
TRACE("(%s,%s)\n", debugstr_a(lpszStr), debugstr_a(lpszSearch));
|
|
|
|
if (!lpszStr || !lpszSearch || !*lpszSearch)
|
|
return NULL;
|
|
|
|
if (IsDBCSLeadByte(*lpszSearch))
|
|
ch1 = *lpszSearch << 8 | (UCHAR)lpszSearch[1];
|
|
else
|
|
ch1 = *lpszSearch;
|
|
iLen = lstrlenA(lpszSearch);
|
|
|
|
if (!lpszEnd)
|
|
lpszEnd = lpszStr + lstrlenA(lpszStr);
|
|
else /* reproduce the broken behaviour on Windows */
|
|
lpszEnd += min(iLen - 1, lstrlenA(lpszEnd));
|
|
|
|
while (lpszStr + iLen <= lpszEnd && *lpszStr)
|
|
{
|
|
ch2 = IsDBCSLeadByte(*lpszStr)? *lpszStr << 8 | (UCHAR)lpszStr[1] : *lpszStr;
|
|
if (!COMCTL32_ChrCmpIA(ch1, ch2))
|
|
{
|
|
if (!StrCmpNIA(lpszStr, lpszSearch, iLen))
|
|
lpszRet = (LPSTR)lpszStr;
|
|
}
|
|
lpszStr = CharNextA(lpszStr);
|
|
}
|
|
return lpszRet;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* StrRStrIW [COMCTL32.373]
|
|
*
|
|
* See StrRStrIA.
|
|
*/
|
|
LPWSTR WINAPI StrRStrIW(LPCWSTR lpszStr, LPCWSTR lpszEnd, LPCWSTR lpszSearch)
|
|
{
|
|
LPWSTR lpszRet = NULL;
|
|
INT iLen;
|
|
|
|
TRACE("(%s,%s)\n", debugstr_w(lpszStr), debugstr_w(lpszSearch));
|
|
|
|
if (!lpszStr || !lpszSearch || !*lpszSearch)
|
|
return NULL;
|
|
|
|
iLen = strlenW(lpszSearch);
|
|
|
|
if (!lpszEnd)
|
|
lpszEnd = lpszStr + strlenW(lpszStr);
|
|
else /* reproduce the broken behaviour on Windows */
|
|
lpszEnd += min(iLen - 1, lstrlenW(lpszEnd));
|
|
|
|
|
|
while (lpszStr + iLen <= lpszEnd && *lpszStr)
|
|
{
|
|
if (!COMCTL32_ChrCmpIW(*lpszSearch, *lpszStr))
|
|
{
|
|
if (!StrCmpNIW(lpszStr, lpszSearch, iLen))
|
|
lpszRet = (LPWSTR)lpszStr;
|
|
}
|
|
lpszStr++;
|
|
}
|
|
return lpszRet;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* StrCSpnIA [COMCTL32.374]
|
|
*
|
|
* Find the length of the start of a string that does not contain certain
|
|
* characters, ignoring case.
|
|
*
|
|
* PARAMS
|
|
* lpszStr [I] String to search
|
|
* lpszMatch [I] Characters that cannot be in the substring
|
|
*
|
|
* RETURNS
|
|
* The length of the part of lpszStr containing only chars not in lpszMatch,
|
|
* or 0 if any parameter is invalid.
|
|
*/
|
|
int WINAPI StrCSpnIA(LPCSTR lpszStr, LPCSTR lpszMatch)
|
|
{
|
|
TRACE("(%s,%s)\n",debugstr_a(lpszStr), debugstr_a(lpszMatch));
|
|
|
|
return COMCTL32_StrSpnHelperA(lpszStr, lpszMatch, StrChrIA, TRUE);
|
|
}
|
|
|
|
/*************************************************************************
|
|
* StrCSpnIW [COMCTL32.375]
|
|
*
|
|
* See StrCSpnIA.
|
|
*/
|
|
int WINAPI StrCSpnIW(LPCWSTR lpszStr, LPCWSTR lpszMatch)
|
|
{
|
|
LPCWSTR lpszRead = lpszStr;
|
|
|
|
TRACE("(%s,%s)\n",debugstr_w(lpszStr), debugstr_w(lpszMatch));
|
|
|
|
if (lpszStr && *lpszStr && lpszMatch)
|
|
{
|
|
while (*lpszRead)
|
|
{
|
|
if (StrChrIW(lpszMatch, *lpszRead)) break;
|
|
lpszRead++;
|
|
}
|
|
}
|
|
return lpszRead - lpszStr;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* StrRChrIA [COMCTL32.368]
|
|
*
|
|
* Find the last occurrence of a character in string, ignoring case.
|
|
*
|
|
* PARAMS
|
|
* lpszStr [I] String to search in
|
|
* lpszEnd [I] Place to end search, or NULL to search until the end of lpszStr
|
|
* ch [I] Character to search for.
|
|
*
|
|
* RETURNS
|
|
* Success: A pointer to the last occurrence of ch in lpszStr before lpszEnd,
|
|
* or NULL if not found.
|
|
* Failure: NULL, if any arguments are invalid.
|
|
*/
|
|
LPSTR WINAPI StrRChrIA(LPCSTR lpszStr, LPCSTR lpszEnd, WORD ch)
|
|
{
|
|
LPCSTR lpszRet = NULL;
|
|
|
|
TRACE("(%s,%s,%x)\n", debugstr_a(lpszStr), debugstr_a(lpszEnd), ch);
|
|
|
|
if (lpszStr)
|
|
{
|
|
WORD ch2;
|
|
|
|
if (!lpszEnd)
|
|
lpszEnd = lpszStr + lstrlenA(lpszStr);
|
|
|
|
while (*lpszStr && lpszStr <= lpszEnd)
|
|
{
|
|
ch2 = IsDBCSLeadByte(*lpszStr)? *lpszStr << 8 | lpszStr[1] : *lpszStr;
|
|
|
|
if (ch == ch2)
|
|
lpszRet = lpszStr;
|
|
lpszStr = CharNextA(lpszStr);
|
|
}
|
|
}
|
|
return (LPSTR)lpszRet;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* StrRChrIW [COMCTL32.369]
|
|
*
|
|
* See StrRChrIA.
|
|
*/
|
|
LPWSTR WINAPI StrRChrIW(LPCWSTR str, LPCWSTR end, WORD ch)
|
|
{
|
|
WCHAR *ret = NULL;
|
|
|
|
if (!str) return NULL;
|
|
if (!end) end = str + strlenW(str);
|
|
while (str < end)
|
|
{
|
|
if (!COMCTL32_ChrCmpIW(*str, ch)) ret = (WCHAR *)str;
|
|
str++;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* StrCSpnW [COMCTL32.364]
|
|
*
|
|
* See StrCSpnA.
|
|
*/
|
|
int WINAPI StrCSpnW(LPCWSTR lpszStr, LPCWSTR lpszMatch)
|
|
{
|
|
if (!lpszStr || !lpszMatch) return 0;
|
|
return strcspnW( lpszStr, lpszMatch );
|
|
}
|
|
|
|
/*************************************************************************
|
|
* IntlStrEqWorkerA [COMCTL32.376]
|
|
*
|
|
* Compare two strings.
|
|
*
|
|
* PARAMS
|
|
* bCase [I] Whether to compare case sensitively
|
|
* lpszStr [I] First string to compare
|
|
* lpszComp [I] Second string to compare
|
|
* iLen [I] Length to compare
|
|
*
|
|
* RETURNS
|
|
* TRUE If the strings are equal.
|
|
* FALSE Otherwise.
|
|
*/
|
|
BOOL WINAPI IntlStrEqWorkerA(BOOL bCase, LPCSTR lpszStr, LPCSTR lpszComp,
|
|
int iLen)
|
|
{
|
|
DWORD dwFlags;
|
|
int iRet;
|
|
|
|
TRACE("(%d,%s,%s,%d)\n", bCase,
|
|
debugstr_a(lpszStr), debugstr_a(lpszComp), iLen);
|
|
|
|
/* FIXME: This flag is undocumented and unknown by our CompareString.
|
|
*/
|
|
dwFlags = LOCALE_RETURN_GENITIVE_NAMES;
|
|
if (!bCase) dwFlags |= NORM_IGNORECASE;
|
|
|
|
iRet = CompareStringA(GetThreadLocale(),
|
|
dwFlags, lpszStr, iLen, lpszComp, iLen);
|
|
|
|
if (!iRet)
|
|
iRet = CompareStringA(2048, dwFlags, lpszStr, iLen, lpszComp, iLen);
|
|
|
|
return iRet == CSTR_EQUAL;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* IntlStrEqWorkerW [COMCTL32.377]
|
|
*
|
|
* See IntlStrEqWorkerA.
|
|
*/
|
|
BOOL WINAPI IntlStrEqWorkerW(BOOL bCase, LPCWSTR lpszStr, LPCWSTR lpszComp,
|
|
int iLen)
|
|
{
|
|
DWORD dwFlags;
|
|
int iRet;
|
|
|
|
TRACE("(%d,%s,%s,%d)\n", bCase,
|
|
debugstr_w(lpszStr),debugstr_w(lpszComp), iLen);
|
|
|
|
/* FIXME: This flag is undocumented and unknown by our CompareString.
|
|
*/
|
|
dwFlags = LOCALE_RETURN_GENITIVE_NAMES;
|
|
if (!bCase) dwFlags |= NORM_IGNORECASE;
|
|
|
|
iRet = CompareStringW(GetThreadLocale(),
|
|
dwFlags, lpszStr, iLen, lpszComp, iLen);
|
|
|
|
if (!iRet)
|
|
iRet = CompareStringW(2048, dwFlags, lpszStr, iLen, lpszComp, iLen);
|
|
|
|
return iRet == CSTR_EQUAL;
|
|
}
|