456 lines
11 KiB
C
456 lines
11 KiB
C
/*
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* USER string functions
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*
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* Copyright 1993 Yngvi Sigurjonsson (yngvi@hafro.is)
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* Copyright 1996 Alexandre Julliard
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* Copyright 1996 Marcus Meissner
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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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#include "config.h"
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#include "wine/port.h"
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#include <ctype.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "wine/exception.h"
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#include "wine/unicode.h"
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/***********************************************************************
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* CharNextA (USER32.@)
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*/
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LPSTR WINAPI CharNextA( LPCSTR ptr )
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{
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if (!*ptr) return (LPSTR)ptr;
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if (IsDBCSLeadByte( ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2);
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return (LPSTR)(ptr + 1);
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}
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/***********************************************************************
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* CharNextExA (USER32.@)
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*/
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LPSTR WINAPI CharNextExA( WORD codepage, LPCSTR ptr, DWORD flags )
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{
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if (!*ptr) return (LPSTR)ptr;
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if (IsDBCSLeadByteEx( codepage, ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2);
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return (LPSTR)(ptr + 1);
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}
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/***********************************************************************
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* CharNextExW (USER32.@)
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*/
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LPWSTR WINAPI CharNextExW( WORD codepage, LPCWSTR ptr, DWORD flags )
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{
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/* doesn't make sense, there are no codepages for Unicode */
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return NULL;
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}
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/***********************************************************************
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* CharNextW (USER32.@)
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*/
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LPWSTR WINAPI CharNextW(LPCWSTR x)
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{
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if (*x) x++;
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return (LPWSTR)x;
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}
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/***********************************************************************
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* CharPrevA (USER32.@)
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*/
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LPSTR WINAPI CharPrevA( LPCSTR start, LPCSTR ptr )
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{
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while (*start && (start < ptr))
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{
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LPCSTR next = CharNextA( start );
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if (next >= ptr) break;
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start = next;
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}
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return (LPSTR)start;
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}
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/***********************************************************************
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* CharPrevExA (USER32.@)
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*/
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LPSTR WINAPI CharPrevExA( WORD codepage, LPCSTR start, LPCSTR ptr, DWORD flags )
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{
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while (*start && (start < ptr))
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{
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LPCSTR next = CharNextExA( codepage, start, flags );
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if (next >= ptr) break;
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start = next;
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}
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return (LPSTR)start;
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}
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/***********************************************************************
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* CharPrevExW (USER32.@)
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*/
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LPSTR WINAPI CharPrevExW( WORD codepage, LPCWSTR start, LPCWSTR ptr, DWORD flags )
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{
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/* doesn't make sense, there are no codepages for Unicode */
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return NULL;
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}
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/***********************************************************************
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* CharPrevW (USER32.@)
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*/
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LPWSTR WINAPI CharPrevW(LPCWSTR start,LPCWSTR x)
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{
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if (x>start) return (LPWSTR)(x-1);
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else return (LPWSTR)x;
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}
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/***********************************************************************
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* CharToOemA (USER32.@)
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*/
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BOOL WINAPI CharToOemA( LPCSTR s, LPSTR d )
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{
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if ( !s || !d ) return TRUE;
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return CharToOemBuffA( s, d, strlen( s ) + 1 );
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}
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/***********************************************************************
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* CharToOemBuffA (USER32.@)
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*/
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BOOL WINAPI CharToOemBuffA( LPCSTR s, LPSTR d, DWORD len )
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{
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WCHAR *bufW;
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bufW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
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if( bufW )
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{
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MultiByteToWideChar( CP_ACP, 0, s, len, bufW, len );
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WideCharToMultiByte( CP_OEMCP, 0, bufW, len, d, len, NULL, NULL );
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HeapFree( GetProcessHeap(), 0, bufW );
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}
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return TRUE;
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}
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/***********************************************************************
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* CharToOemBuffW (USER32.@)
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*/
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BOOL WINAPI CharToOemBuffW( LPCWSTR s, LPSTR d, DWORD len )
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{
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if ( !s || !d ) return TRUE;
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WideCharToMultiByte( CP_OEMCP, 0, s, len, d, len, NULL, NULL );
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return TRUE;
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}
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/***********************************************************************
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* CharToOemW (USER32.@)
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*/
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BOOL WINAPI CharToOemW( LPCWSTR s, LPSTR d )
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{
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return CharToOemBuffW( s, d, strlenW( s ) + 1 );
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}
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/***********************************************************************
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* OemToCharA (USER32.@)
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*/
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BOOL WINAPI OemToCharA( LPCSTR s, LPSTR d )
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{
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return OemToCharBuffA( s, d, strlen( s ) + 1 );
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}
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/***********************************************************************
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* OemToCharBuffA (USER32.@)
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*/
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BOOL WINAPI OemToCharBuffA( LPCSTR s, LPSTR d, DWORD len )
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{
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WCHAR *bufW;
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bufW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
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if( bufW )
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{
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MultiByteToWideChar( CP_OEMCP, 0, s, len, bufW, len );
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WideCharToMultiByte( CP_ACP, 0, bufW, len, d, len, NULL, NULL );
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HeapFree( GetProcessHeap(), 0, bufW );
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}
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return TRUE;
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}
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/***********************************************************************
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* OemToCharBuffW (USER32.@)
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*/
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BOOL WINAPI OemToCharBuffW( LPCSTR s, LPWSTR d, DWORD len )
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{
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MultiByteToWideChar( CP_OEMCP, 0, s, len, d, len );
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return TRUE;
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}
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/***********************************************************************
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* OemToCharW (USER32.@)
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*/
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BOOL WINAPI OemToCharW( LPCSTR s, LPWSTR d )
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{
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return OemToCharBuffW( s, d, strlen( s ) + 1 );
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}
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/***********************************************************************
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* CharLowerA (USER32.@)
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*/
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LPSTR WINAPI CharLowerA(LPSTR str)
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{
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if (!HIWORD(str))
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{
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char ch = LOWORD(str);
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CharLowerBuffA( &ch, 1 );
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return (LPSTR)(UINT_PTR)(BYTE)ch;
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}
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__TRY
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{
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CharLowerBuffA( str, strlen(str) );
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}
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__EXCEPT_PAGE_FAULT
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{
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SetLastError( ERROR_INVALID_PARAMETER );
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return NULL;
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}
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__ENDTRY
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return str;
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}
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/***********************************************************************
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* CharUpperA (USER32.@)
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*/
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LPSTR WINAPI CharUpperA(LPSTR str)
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{
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if (!HIWORD(str))
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{
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char ch = LOWORD(str);
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CharUpperBuffA( &ch, 1 );
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return (LPSTR)(UINT_PTR)(BYTE)ch;
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}
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__TRY
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{
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CharUpperBuffA( str, strlen(str) );
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}
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__EXCEPT_PAGE_FAULT
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{
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SetLastError( ERROR_INVALID_PARAMETER );
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return NULL;
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}
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__ENDTRY
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return str;
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}
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/***********************************************************************
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* CharLowerW (USER32.@)
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*/
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LPWSTR WINAPI CharLowerW(LPWSTR x)
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{
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if (HIWORD(x)) return strlwrW(x);
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else return (LPWSTR)((UINT_PTR)tolowerW(LOWORD(x)));
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}
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/***********************************************************************
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* CharUpperW (USER32.@)
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*/
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LPWSTR WINAPI CharUpperW(LPWSTR x)
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{
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if (HIWORD(x)) return struprW(x);
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else return (LPWSTR)((UINT_PTR)toupperW(LOWORD(x)));
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}
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/***********************************************************************
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* CharLowerBuffA (USER32.@)
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*/
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DWORD WINAPI CharLowerBuffA( LPSTR str, DWORD len )
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{
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DWORD lenW;
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WCHAR buffer[32];
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WCHAR *strW = buffer;
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if (!str) return 0; /* YES */
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lenW = MultiByteToWideChar(CP_ACP, 0, str, len, NULL, 0);
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if (lenW > sizeof(buffer)/sizeof(WCHAR))
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{
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strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
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if (!strW) return 0;
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}
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MultiByteToWideChar(CP_ACP, 0, str, len, strW, lenW);
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CharLowerBuffW(strW, lenW);
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len = WideCharToMultiByte(CP_ACP, 0, strW, lenW, str, len, NULL, NULL);
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if (strW != buffer) HeapFree(GetProcessHeap(), 0, strW);
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return len;
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}
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/***********************************************************************
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* CharLowerBuffW (USER32.@)
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*/
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DWORD WINAPI CharLowerBuffW( LPWSTR str, DWORD len )
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{
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DWORD ret = len;
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if (!str) return 0; /* YES */
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for (; len; len--, str++) *str = tolowerW(*str);
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return ret;
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}
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/***********************************************************************
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* CharUpperBuffA (USER32.@)
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*/
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DWORD WINAPI CharUpperBuffA( LPSTR str, DWORD len )
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{
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DWORD lenW;
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WCHAR buffer[32];
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WCHAR *strW = buffer;
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if (!str) return 0; /* YES */
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lenW = MultiByteToWideChar(CP_ACP, 0, str, len, NULL, 0);
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if (lenW > sizeof(buffer)/sizeof(WCHAR))
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{
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strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
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if (!strW) return 0;
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}
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MultiByteToWideChar(CP_ACP, 0, str, len, strW, lenW);
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CharUpperBuffW(strW, lenW);
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len = WideCharToMultiByte(CP_ACP, 0, strW, lenW, str, len, NULL, NULL);
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if (strW != buffer) HeapFree(GetProcessHeap(), 0, strW);
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return len;
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}
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/***********************************************************************
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* CharUpperBuffW (USER32.@)
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*/
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DWORD WINAPI CharUpperBuffW( LPWSTR str, DWORD len )
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{
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DWORD ret = len;
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if (!str) return 0; /* YES */
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for (; len; len--, str++) *str = toupperW(*str);
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return ret;
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}
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/***********************************************************************
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* IsCharLower (USER.436)
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* IsCharLowerA (USER32.@)
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*/
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BOOL WINAPI IsCharLowerA(CHAR x)
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{
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WCHAR wch;
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MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1);
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return IsCharLowerW(wch);
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}
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/***********************************************************************
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* IsCharLowerW (USER32.@)
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*/
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BOOL WINAPI IsCharLowerW(WCHAR x)
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{
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return (get_char_typeW(x) & C1_LOWER) != 0;
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}
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/***********************************************************************
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* IsCharUpper (USER.435)
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* IsCharUpperA (USER32.@)
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*/
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BOOL WINAPI IsCharUpperA(CHAR x)
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{
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WCHAR wch;
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MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1);
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return IsCharUpperW(wch);
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}
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/***********************************************************************
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* IsCharUpperW (USER32.@)
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*/
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BOOL WINAPI IsCharUpperW(WCHAR x)
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{
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return (get_char_typeW(x) & C1_UPPER) != 0;
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}
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/***********************************************************************
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* IsCharAlphaNumeric (USER.434)
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* IsCharAlphaNumericA (USER32.@)
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*/
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BOOL WINAPI IsCharAlphaNumericA(CHAR x)
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{
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WCHAR wch;
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MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1);
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return IsCharAlphaNumericW(wch);
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}
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/***********************************************************************
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* IsCharAlphaNumericW (USER32.@)
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*/
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BOOL WINAPI IsCharAlphaNumericW(WCHAR x)
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{
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return (get_char_typeW(x) & (C1_ALPHA|C1_DIGIT)) != 0;
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}
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/***********************************************************************
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* IsCharAlpha (USER.433)
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* IsCharAlphaA (USER32.@)
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*/
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BOOL WINAPI IsCharAlphaA(CHAR x)
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{
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WCHAR wch;
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MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1);
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return IsCharAlphaW(wch);
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}
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/***********************************************************************
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* IsCharAlphaW (USER32.@)
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*/
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BOOL WINAPI IsCharAlphaW(WCHAR x)
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{
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return (get_char_typeW(x) & C1_ALPHA) != 0;
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}
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