756 lines
19 KiB
C
756 lines
19 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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#include "config.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 "winbase.h"
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#include "winerror.h"
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#include "wine/exception.h"
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#include "wine/keyboard16.h"
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#include "wine/unicode.h"
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#include "wine/winbase16.h"
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#include "wine/winuser16.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(resource);
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/* filter for page-fault exceptions */
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static WINE_EXCEPTION_FILTER(page_fault)
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{
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if (GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION ||
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GetExceptionCode() == EXCEPTION_PRIV_INSTRUCTION)
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return EXCEPTION_EXECUTE_HANDLER;
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return EXCEPTION_CONTINUE_SEARCH;
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}
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/***********************************************************************
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* AnsiToOem (KEYBOARD.5)
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*/
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INT16 WINAPI AnsiToOem16( LPCSTR s, LPSTR d )
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{
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CharToOemA( s, d );
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return -1;
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}
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/***********************************************************************
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* OemToAnsi (KEYBOARD.6)
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*/
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INT16 WINAPI OemToAnsi16( LPCSTR s, LPSTR d )
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{
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OemToCharA( s, d );
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return -1;
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}
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/***********************************************************************
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* AnsiToOemBuff (KEYBOARD.134)
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*/
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void WINAPI AnsiToOemBuff16( LPCSTR s, LPSTR d, UINT16 len )
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{
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if (len != 0) CharToOemBuffA( s, d, len );
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}
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/***********************************************************************
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* OemToAnsiBuff (KEYBOARD.135)
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*/
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void WINAPI OemToAnsiBuff16( LPCSTR s, LPSTR d, UINT16 len )
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{
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if (len != 0) OemToCharBuffA( s, d, len );
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}
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/***********************************************************************
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* lstrcmp (USER.430)
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*/
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INT16 WINAPI lstrcmp16( LPCSTR str1, LPCSTR str2 )
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{
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return (INT16)strcmp( str1, str2 );
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}
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/***********************************************************************
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* AnsiUpper (USER.431)
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*/
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SEGPTR WINAPI AnsiUpper16( SEGPTR strOrChar )
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{
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/* uppercase only one char if strOrChar < 0x10000 */
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if (HIWORD(strOrChar))
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{
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CharUpperA( MapSL(strOrChar) );
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return strOrChar;
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}
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else return toupper((char)strOrChar);
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}
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/***********************************************************************
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* AnsiLower (USER.432)
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*/
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SEGPTR WINAPI AnsiLower16( SEGPTR strOrChar )
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{
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/* lowercase only one char if strOrChar < 0x10000 */
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if (HIWORD(strOrChar))
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{
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CharLowerA( MapSL(strOrChar) );
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return strOrChar;
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}
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else return tolower((char)strOrChar);
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}
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/***********************************************************************
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* AnsiUpperBuff (USER.437)
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*/
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UINT16 WINAPI AnsiUpperBuff16( LPSTR str, UINT16 len )
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{
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CharUpperBuffA( str, len ? len : 65536 );
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return len;
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}
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/***********************************************************************
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* AnsiLowerBuff (USER.438)
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*/
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UINT16 WINAPI AnsiLowerBuff16( LPSTR str, UINT16 len )
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{
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CharLowerBuffA( str, len ? len : 65536 );
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return len;
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}
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/***********************************************************************
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* AnsiNext (USER.472)
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*/
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SEGPTR WINAPI AnsiNext16(SEGPTR current)
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{
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char *ptr = MapSL(current);
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return current + (CharNextA(ptr) - ptr);
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}
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/***********************************************************************
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* AnsiPrev (USER.473)
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*/
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SEGPTR WINAPI AnsiPrev16( LPCSTR start, SEGPTR current )
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{
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char *ptr = MapSL(current);
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return current - (ptr - CharPrevA( start, ptr ));
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}
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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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* FIXME: handle current locale
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*/
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LPSTR WINAPI CharLowerA(LPSTR x)
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{
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if (!HIWORD(x)) return (LPSTR)tolower((char)(int)x);
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__TRY
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{
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LPSTR s = x;
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while (*s)
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{
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*s=tolower(*s);
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s++;
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}
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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 x;
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}
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/***********************************************************************
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* CharUpperA (USER32.@)
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* FIXME: handle current locale
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*/
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LPSTR WINAPI CharUpperA(LPSTR x)
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{
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if (!HIWORD(x)) return (LPSTR)toupper((char)(int)x);
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__TRY
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{
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LPSTR s = x;
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while (*s)
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{
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*s=toupper(*s);
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s++;
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}
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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 x;
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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)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)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 *strW;
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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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strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
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if(strW)
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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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HeapFree(GetProcessHeap(), 0, strW);
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return len;
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}
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return 0;
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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 *strW;
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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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strW = HeapAlloc(GetProcessHeap(), 0, lenW * sizeof(WCHAR));
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if(strW)
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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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HeapFree(GetProcessHeap(), 0, strW);
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return len;
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}
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return 0;
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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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/***********************************************************************
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* FormatMessage (USER.606)
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*/
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DWORD WINAPI FormatMessage16(
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DWORD dwFlags,
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SEGPTR lpSource, /* [in] NOTE: not always a valid pointer */
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WORD dwMessageId,
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WORD dwLanguageId,
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LPSTR lpBuffer, /* [out] NOTE: *((HLOCAL16*)) for FORMAT_MESSAGE_ALLOCATE_BUFFER*/
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WORD nSize,
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LPDWORD args /* [in] NOTE: va_list *args */
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) {
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#ifdef __i386__
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/* This implementation is completely dependant on the format of the va_list on x86 CPUs */
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LPSTR target,t;
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DWORD talloced;
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LPSTR from,f;
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DWORD width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK;
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BOOL eos = FALSE;
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LPSTR allocstring = NULL;
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TRACE("(0x%lx,%lx,%d,0x%x,%p,%d,%p)\n",
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dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args);
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if ((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
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&& (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)) return 0;
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if ((dwFlags & FORMAT_MESSAGE_FROM_STRING)
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&&((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
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|| (dwFlags & FORMAT_MESSAGE_FROM_HMODULE))) return 0;
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if (width && width != FORMAT_MESSAGE_MAX_WIDTH_MASK)
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FIXME("line wrapping (%lu) not supported.\n", width);
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from = NULL;
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if (dwFlags & FORMAT_MESSAGE_FROM_STRING)
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{
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char *source = MapSL(lpSource);
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from = HeapAlloc( GetProcessHeap(), 0, strlen(source)+1 );
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strcpy( from, source );
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}
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if (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM) {
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from = HeapAlloc( GetProcessHeap(),0,200 );
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sprintf(from,"Systemmessage, messageid = 0x%08x\n",dwMessageId);
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}
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if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE) {
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INT16 bufsize;
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HINSTANCE16 hinst16 = ((HMODULE)lpSource & 0xffff);
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dwMessageId &= 0xFFFF;
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bufsize=LoadString16(hinst16,dwMessageId,NULL,0);
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if (bufsize) {
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from = HeapAlloc( GetProcessHeap(), 0, bufsize +1);
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LoadString16(hinst16,dwMessageId,from,bufsize+1);
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}
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}
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target = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100);
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t = target;
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talloced= 100;
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#define ADD_TO_T(c) \
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*t++=c;\
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if (t-target == talloced) {\
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target = (char*)HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2);\
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t = target+talloced;\
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talloced*=2;\
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}
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if (from) {
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f=from;
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while (*f && !eos) {
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if (*f=='%') {
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int insertnr;
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char *fmtstr,*x,*lastf;
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DWORD *argliststart;
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fmtstr = NULL;
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lastf = f;
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f++;
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if (!*f) {
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ADD_TO_T('%');
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continue;
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}
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switch (*f) {
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case '1':case '2':case '3':case '4':case '5':
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case '6':case '7':case '8':case '9':
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insertnr=*f-'0';
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switch (f[1]) {
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case '0':case '1':case '2':case '3':
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case '4':case '5':case '6':case '7':
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case '8':case '9':
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f++;
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insertnr=insertnr*10+*f-'0';
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f++;
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break;
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default:
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f++;
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break;
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}
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if (*f=='!') {
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f++;
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if (NULL!=(x=strchr(f,'!'))) {
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*x='\0';
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fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
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sprintf(fmtstr,"%%%s",f);
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f=x+1;
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} else {
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fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
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sprintf(fmtstr,"%%%s",f);
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f+=strlen(f); /*at \0*/
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}
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}
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else
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{
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if(!args) break;
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fmtstr=HeapAlloc( GetProcessHeap(), 0, 3 );
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strcpy( fmtstr, "%s" );
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}
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if (args) {
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int sz;
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LPSTR b = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sz = 100);
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argliststart=args+insertnr-1;
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/* CMF - This makes a BIG assumption about va_list */
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while (vsnprintf(b, sz, fmtstr, (va_list) argliststart) < 0) {
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b = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, b, sz += 100);
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}
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for (x=b; *x; x++) ADD_TO_T(*x);
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} else {
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/* NULL args - copy formatstr
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* (probably wrong)
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*/
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while ((lastf<f)&&(*lastf)) {
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ADD_TO_T(*lastf++);
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}
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}
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HeapFree(GetProcessHeap(),0,fmtstr);
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break;
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case '0': /* Just stop processing format string */
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eos = TRUE;
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f++;
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break;
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case 'n': /* 16 bit version just outputs 'n' */
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default:
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ADD_TO_T(*f++);
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break;
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}
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} else { /* '\n' or '\r' gets mapped to "\r\n" */
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if(*f == '\n' || *f == '\r') {
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if (width == 0) {
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ADD_TO_T('\r');
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ADD_TO_T('\n');
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if(*f++ == '\r' && *f == '\n')
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f++;
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}
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} else {
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ADD_TO_T(*f++);
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}
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}
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}
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*t='\0';
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}
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talloced = strlen(target)+1;
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if (nSize && talloced<nSize) {
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target = (char*)HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,nSize);
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}
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TRACE("-- %s\n",debugstr_a(target));
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if (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) {
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/* nSize is the MINIMUM size */
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HLOCAL16 h = LocalAlloc16(LPTR,talloced);
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SEGPTR ptr = LocalLock16(h);
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allocstring = MapSL( ptr );
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memcpy( allocstring,target,talloced);
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LocalUnlock16( h );
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*((HLOCAL16*)lpBuffer) = h;
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} else
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lstrcpynA(lpBuffer,target,nSize);
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HeapFree(GetProcessHeap(),0,target);
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if (from) HeapFree(GetProcessHeap(),0,from);
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return (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
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strlen(allocstring):
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strlen(lpBuffer);
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#else
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return 0;
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#endif /* __i386__ */
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}
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#undef ADD_TO_T
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