/* * USER string functions * * Copyright 1993 Yngvi Sigurjonsson (yngvi@hafro.is) * Copyright 1996 Alexandre Julliard * Copyright 1996 Marcus Meissner * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include "wine/port.h" #include <ctype.h> #include <stdarg.h> #include <stdlib.h> #include <stdio.h> #include <string.h> #include "windef.h" #include "winbase.h" #include "winuser.h" #include "winerror.h" #include "wine/exception.h" #include "wine/unicode.h" /*********************************************************************** * CharNextA (USER32.@) */ LPSTR WINAPI CharNextA( LPCSTR ptr ) { if (!*ptr) return (LPSTR)ptr; if (IsDBCSLeadByte( ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2); return (LPSTR)(ptr + 1); } /*********************************************************************** * CharNextExA (USER32.@) */ LPSTR WINAPI CharNextExA( WORD codepage, LPCSTR ptr, DWORD flags ) { if (!*ptr) return (LPSTR)ptr; if (IsDBCSLeadByteEx( codepage, ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2); return (LPSTR)(ptr + 1); } /*********************************************************************** * CharNextExW (USER32.@) */ LPWSTR WINAPI CharNextExW( WORD codepage, LPCWSTR ptr, DWORD flags ) { /* doesn't make sense, there are no codepages for Unicode */ return NULL; } /*********************************************************************** * CharNextW (USER32.@) */ LPWSTR WINAPI CharNextW(LPCWSTR x) { if (*x) x++; return (LPWSTR)x; } /*********************************************************************** * CharPrevA (USER32.@) */ LPSTR WINAPI CharPrevA( LPCSTR start, LPCSTR ptr ) { while (*start && (start < ptr)) { LPCSTR next = CharNextA( start ); if (next >= ptr) break; start = next; } return (LPSTR)start; } /*********************************************************************** * CharPrevExA (USER32.@) */ LPSTR WINAPI CharPrevExA( WORD codepage, LPCSTR start, LPCSTR ptr, DWORD flags ) { while (*start && (start < ptr)) { LPCSTR next = CharNextExA( codepage, start, flags ); if (next >= ptr) break; start = next; } return (LPSTR)start; } /*********************************************************************** * CharPrevExW (USER32.@) */ LPSTR WINAPI CharPrevExW( WORD codepage, LPCWSTR start, LPCWSTR ptr, DWORD flags ) { /* doesn't make sense, there are no codepages for Unicode */ return NULL; } /*********************************************************************** * CharPrevW (USER32.@) */ LPWSTR WINAPI CharPrevW(LPCWSTR start,LPCWSTR x) { if (x>start) return (LPWSTR)(x-1); else return (LPWSTR)x; } /*********************************************************************** * CharToOemA (USER32.@) */ BOOL WINAPI CharToOemA( LPCSTR s, LPSTR d ) { if ( !s || !d ) return TRUE; return CharToOemBuffA( s, d, strlen( s ) + 1 ); } /*********************************************************************** * CharToOemBuffA (USER32.@) */ BOOL WINAPI CharToOemBuffA( LPCSTR s, LPSTR d, DWORD len ) { WCHAR *bufW; bufW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ); if( bufW ) { MultiByteToWideChar( CP_ACP, 0, s, len, bufW, len ); WideCharToMultiByte( CP_OEMCP, 0, bufW, len, d, len, NULL, NULL ); HeapFree( GetProcessHeap(), 0, bufW ); } return TRUE; } /*********************************************************************** * CharToOemBuffW (USER32.@) */ BOOL WINAPI CharToOemBuffW( LPCWSTR s, LPSTR d, DWORD len ) { if ( !s || !d ) return TRUE; WideCharToMultiByte( CP_OEMCP, 0, s, len, d, len, NULL, NULL ); return TRUE; } /*********************************************************************** * CharToOemW (USER32.@) */ BOOL WINAPI CharToOemW( LPCWSTR s, LPSTR d ) { return CharToOemBuffW( s, d, strlenW( s ) + 1 ); } /*********************************************************************** * OemToCharA (USER32.@) */ BOOL WINAPI OemToCharA( LPCSTR s, LPSTR d ) { return OemToCharBuffA( s, d, strlen( s ) + 1 ); } /*********************************************************************** * OemToCharBuffA (USER32.@) */ BOOL WINAPI OemToCharBuffA( LPCSTR s, LPSTR d, DWORD len ) { WCHAR *bufW; bufW = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ); if( bufW ) { MultiByteToWideChar( CP_OEMCP, 0, s, len, bufW, len ); WideCharToMultiByte( CP_ACP, 0, bufW, len, d, len, NULL, NULL ); HeapFree( GetProcessHeap(), 0, bufW ); } return TRUE; } /*********************************************************************** * OemToCharBuffW (USER32.@) */ BOOL WINAPI OemToCharBuffW( LPCSTR s, LPWSTR d, DWORD len ) { MultiByteToWideChar( CP_OEMCP, 0, s, len, d, len ); return TRUE; } /*********************************************************************** * OemToCharW (USER32.@) */ BOOL WINAPI OemToCharW( LPCSTR s, LPWSTR d ) { return OemToCharBuffW( s, d, strlen( s ) + 1 ); } /*********************************************************************** * CharLowerA (USER32.@) */ LPSTR WINAPI CharLowerA(LPSTR str) { if (!HIWORD(str)) { char ch = LOWORD(str); CharLowerBuffA( &ch, 1 ); return (LPSTR)(UINT_PTR)(BYTE)ch; } __TRY { CharLowerBuffA( str, strlen(str) ); } __EXCEPT_PAGE_FAULT { SetLastError( ERROR_INVALID_PARAMETER ); return NULL; } __ENDTRY return str; } /*********************************************************************** * CharUpperA (USER32.@) */ LPSTR WINAPI CharUpperA(LPSTR str) { if (!HIWORD(str)) { char ch = LOWORD(str); CharUpperBuffA( &ch, 1 ); return (LPSTR)(UINT_PTR)(BYTE)ch; } __TRY { CharUpperBuffA( str, strlen(str) ); } __EXCEPT_PAGE_FAULT { SetLastError( ERROR_INVALID_PARAMETER ); return NULL; } __ENDTRY return str; } /*********************************************************************** * CharLowerW (USER32.@) */ LPWSTR WINAPI CharLowerW(LPWSTR x) { if (HIWORD(x)) return strlwrW(x); else return (LPWSTR)((UINT_PTR)tolowerW(LOWORD(x))); } /*********************************************************************** * CharUpperW (USER32.@) */ LPWSTR WINAPI CharUpperW(LPWSTR x) { if (HIWORD(x)) return struprW(x); else return (LPWSTR)((UINT_PTR)toupperW(LOWORD(x))); } /*********************************************************************** * CharLowerBuffA (USER32.@) */ DWORD WINAPI CharLowerBuffA( LPSTR str, DWORD len ) { DWORD lenW; WCHAR buffer[32]; WCHAR *strW = buffer; if (!str) return 0; /* YES */ lenW = MultiByteToWideChar(CP_ACP, 0, str, len, NULL, 0); if (lenW > sizeof(buffer)/sizeof(WCHAR)) { strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR)); if (!strW) return 0; } MultiByteToWideChar(CP_ACP, 0, str, len, strW, lenW); CharLowerBuffW(strW, lenW); len = WideCharToMultiByte(CP_ACP, 0, strW, lenW, str, len, NULL, NULL); if (strW != buffer) HeapFree(GetProcessHeap(), 0, strW); return len; } /*********************************************************************** * CharLowerBuffW (USER32.@) */ DWORD WINAPI CharLowerBuffW( LPWSTR str, DWORD len ) { DWORD ret = len; if (!str) return 0; /* YES */ for (; len; len--, str++) *str = tolowerW(*str); return ret; } /*********************************************************************** * CharUpperBuffA (USER32.@) */ DWORD WINAPI CharUpperBuffA( LPSTR str, DWORD len ) { DWORD lenW; WCHAR buffer[32]; WCHAR *strW = buffer; if (!str) return 0; /* YES */ lenW = MultiByteToWideChar(CP_ACP, 0, str, len, NULL, 0); if (lenW > sizeof(buffer)/sizeof(WCHAR)) { strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR)); if (!strW) return 0; } MultiByteToWideChar(CP_ACP, 0, str, len, strW, lenW); CharUpperBuffW(strW, lenW); len = WideCharToMultiByte(CP_ACP, 0, strW, lenW, str, len, NULL, NULL); if (strW != buffer) HeapFree(GetProcessHeap(), 0, strW); return len; } /*********************************************************************** * CharUpperBuffW (USER32.@) */ DWORD WINAPI CharUpperBuffW( LPWSTR str, DWORD len ) { DWORD ret = len; if (!str) return 0; /* YES */ for (; len; len--, str++) *str = toupperW(*str); return ret; } /*********************************************************************** * IsCharLower (USER.436) * IsCharLowerA (USER32.@) */ BOOL WINAPI IsCharLowerA(CHAR x) { WCHAR wch; MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1); return IsCharLowerW(wch); } /*********************************************************************** * IsCharLowerW (USER32.@) */ BOOL WINAPI IsCharLowerW(WCHAR x) { return (get_char_typeW(x) & C1_LOWER) != 0; } /*********************************************************************** * IsCharUpper (USER.435) * IsCharUpperA (USER32.@) */ BOOL WINAPI IsCharUpperA(CHAR x) { WCHAR wch; MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1); return IsCharUpperW(wch); } /*********************************************************************** * IsCharUpperW (USER32.@) */ BOOL WINAPI IsCharUpperW(WCHAR x) { return (get_char_typeW(x) & C1_UPPER) != 0; } /*********************************************************************** * IsCharAlphaNumeric (USER.434) * IsCharAlphaNumericA (USER32.@) */ BOOL WINAPI IsCharAlphaNumericA(CHAR x) { WCHAR wch; MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1); return IsCharAlphaNumericW(wch); } /*********************************************************************** * IsCharAlphaNumericW (USER32.@) */ BOOL WINAPI IsCharAlphaNumericW(WCHAR x) { return (get_char_typeW(x) & (C1_ALPHA|C1_DIGIT)) != 0; } /*********************************************************************** * IsCharAlpha (USER.433) * IsCharAlphaA (USER32.@) */ BOOL WINAPI IsCharAlphaA(CHAR x) { WCHAR wch; MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1); return IsCharAlphaW(wch); } /*********************************************************************** * IsCharAlphaW (USER32.@) */ BOOL WINAPI IsCharAlphaW(WCHAR x) { return (get_char_typeW(x) & C1_ALPHA) != 0; }