mirror of
https://github.com/reactos/wine.git
synced 2024-12-12 22:05:55 +00:00
302 lines
7.9 KiB
C
302 lines
7.9 KiB
C
/*
|
|
* Win32 kernel functions
|
|
*
|
|
* Copyright 1995 Martin von Loewis and Cameron Heide
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include "winerror.h"
|
|
#include "winnls.h"
|
|
#include "heap.h"
|
|
#include "debugtools.h"
|
|
|
|
DEFAULT_DEBUG_CHANNEL(win32)
|
|
|
|
|
|
/******************************************************************************
|
|
* GetACP [KERNEL32.276] Gets current ANSI code-page identifier.
|
|
*
|
|
* RETURNS
|
|
* Current ANSI code-page identifier, default if no current defined
|
|
*/
|
|
UINT WINAPI GetACP(void)
|
|
{
|
|
/* This introduces too many messages */
|
|
/* FIXME(win32, "(void): stub\n"); */
|
|
return 1252; /* Windows 3.1 ISO Latin */
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* GetCPInfo (KERNEL32.154)
|
|
*/
|
|
BOOL WINAPI GetCPInfo( UINT codepage, LPCPINFO cpinfo )
|
|
{
|
|
cpinfo->DefaultChar[0] = '?';
|
|
switch (codepage)
|
|
{
|
|
case 932 : /* Shift JIS (japan) */
|
|
cpinfo->MaxCharSize = 2;
|
|
cpinfo->LeadByte[0]= 0x81; cpinfo->LeadByte[1] = 0x9F;
|
|
cpinfo->LeadByte[2]= 0xE0; cpinfo->LeadByte[3] = 0xFC;
|
|
cpinfo->LeadByte[4]= 0x00; cpinfo->LeadByte[5] = 0x00;
|
|
break;
|
|
case 936 : /* GB2312 (Chinese) */
|
|
case 949 : /* KSC5601-1987 (Korean) */
|
|
case 950 : /* BIG5 (Chinese) */
|
|
cpinfo->MaxCharSize = 2;
|
|
cpinfo->LeadByte[0]= 0x81; cpinfo->LeadByte[1] = 0xFE;
|
|
cpinfo->LeadByte[2]= 0x00; cpinfo->LeadByte[3] = 0x00;
|
|
break;
|
|
case 1361 : /* Johab (Korean) */
|
|
cpinfo->MaxCharSize = 2;
|
|
cpinfo->LeadByte[0]= 0x84; cpinfo->LeadByte[1] = 0xD3;
|
|
cpinfo->LeadByte[2]= 0xD8; cpinfo->LeadByte[3] = 0xDE;
|
|
cpinfo->LeadByte[4]= 0xE0; cpinfo->LeadByte[5] = 0xF9;
|
|
cpinfo->LeadByte[6]= 0x00; cpinfo->LeadByte[7] = 0x00;
|
|
break;
|
|
default :
|
|
cpinfo->MaxCharSize = 1;
|
|
cpinfo->LeadByte[0]= 0x00; cpinfo->LeadByte[1] = 0x00;
|
|
break;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetOEMCP (KERNEL32.248)
|
|
*/
|
|
UINT WINAPI GetOEMCP(void)
|
|
{
|
|
return 437; /* MS-DOS United States */
|
|
}
|
|
|
|
/***********************************************************************
|
|
* IsValidCodePage (KERNEL32.360)
|
|
*/
|
|
BOOL WINAPI IsValidCodePage(UINT CodePage)
|
|
{
|
|
switch ( CodePage )
|
|
{
|
|
case 1252 :
|
|
case 437 :
|
|
return TRUE;
|
|
default :
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* MultiByteToWideChar (KERNEL32.534)
|
|
*
|
|
* PARAMS
|
|
* page [in] Codepage character set to convert from
|
|
* flags [in] Character mapping flags
|
|
* src [in] Source string buffer
|
|
* srclen [in] Length of source string buffer
|
|
* dst [in] Destination buffer
|
|
* dstlen [in] Length of destination buffer
|
|
*
|
|
* NOTES
|
|
* The returned length includes the null terminator character.
|
|
*
|
|
* RETURNS
|
|
* Success: If dstlen > 0, number of characters written to destination
|
|
* buffer. If dstlen == 0, number of characters needed to do
|
|
* conversion.
|
|
* Failure: 0. Occurs if not enough space is available.
|
|
*
|
|
* ERRORS
|
|
* ERROR_INSUFFICIENT_BUFFER
|
|
* ERROR_INVALID_FLAGS (not yet implemented)
|
|
* ERROR_INVALID_PARAMETER (not yet implemented)
|
|
*
|
|
* BUGS
|
|
* Does not properly handle codepage conversions.
|
|
* Does not properly handle flags.
|
|
*
|
|
*/
|
|
INT WINAPI MultiByteToWideChar(UINT page, DWORD flags,
|
|
LPCSTR src, INT srclen,
|
|
LPWSTR dst, INT dstlen)
|
|
{
|
|
int ret;
|
|
|
|
if (srclen == -1)
|
|
srclen = lstrlenA(src)+1;
|
|
if (!dstlen || !dst)
|
|
return srclen;
|
|
|
|
ret = srclen;
|
|
while (srclen && dstlen) {
|
|
*dst = (WCHAR)(unsigned char)*src;
|
|
dst++; src++;
|
|
dstlen--; srclen--;
|
|
}
|
|
if (!dstlen && srclen) {
|
|
SetLastError(ERROR_INSUFFICIENT_BUFFER);
|
|
return 0;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WideCharToMultiByte (KERNEL32.727)
|
|
*
|
|
* PARAMS
|
|
* page [in] Codepage character set to convert to
|
|
* flags [in] Character mapping flags
|
|
* src [in] Source string buffer
|
|
* srclen [in] Length of source string buffer
|
|
* dst [in] Destination buffer
|
|
* dstlen [in] Length of destination buffer
|
|
* defchar [in] Default character to use for conversion if no exact
|
|
* conversion can be made
|
|
* used [out] Set if default character was used in the conversion
|
|
*
|
|
* NOTES
|
|
* The returned length includes the null terminator character.
|
|
*
|
|
* RETURNS
|
|
* Success: If dstlen > 0, number of characters written to destination
|
|
* buffer. If dstlen == 0, number of characters needed to do
|
|
* conversion.
|
|
* Failure: 0. Occurs if not enough space is available.
|
|
*
|
|
* ERRORS
|
|
* ERROR_INSUFFICIENT_BUFFER
|
|
* ERROR_INVALID_FLAGS (not yet implemented)
|
|
*
|
|
* BUGS
|
|
* Does not properly handle codepage conversions.
|
|
* Does not properly handle flags.
|
|
*
|
|
*/
|
|
INT WINAPI WideCharToMultiByte(UINT page, DWORD flags, LPCWSTR src,
|
|
INT srclen,LPSTR dst, INT dstlen,
|
|
LPCSTR defchar, BOOL *used)
|
|
{
|
|
int count = 0;
|
|
int eos = 0;
|
|
int care_for_eos=0;
|
|
int dont_copy= (dstlen==0);
|
|
|
|
if ((!src) || ((!dst) && (!dont_copy)) )
|
|
{ SetLastError(ERROR_INVALID_PARAMETER);
|
|
return 0;
|
|
}
|
|
|
|
if (page!=GetACP() && page!=CP_OEMCP && page!=CP_ACP)
|
|
FIXME("Conversion in CP %d not supported\n",page);
|
|
#if 0
|
|
if (flags)
|
|
FIXME("flags %lx not supported\n",flags);
|
|
#endif
|
|
if(used)
|
|
*used=0;
|
|
if (srclen == -1)
|
|
{
|
|
srclen = lstrlenW(src)+1;
|
|
care_for_eos=1;
|
|
}
|
|
while(srclen && (dont_copy || dstlen))
|
|
{
|
|
if(!dont_copy){
|
|
if(*src<256)
|
|
*dst = *src;
|
|
else
|
|
{
|
|
/* ??? The WC_DEFAULTCHAR flag only gets used in
|
|
* combination with the WC_COMPOSITECHECK flag or at
|
|
* least this is what it seems from using the function
|
|
* on NT4.0 in combination with reading the documentation.
|
|
*/
|
|
*dst = defchar ? *defchar : '?';
|
|
if(used)*used=1;
|
|
}
|
|
dstlen--;
|
|
dst++;
|
|
}
|
|
count++;
|
|
srclen--;
|
|
if((!*src) && care_for_eos) {
|
|
eos = 1;
|
|
break;
|
|
}
|
|
src++;
|
|
}
|
|
if (dont_copy)
|
|
return count;
|
|
|
|
if (!eos && srclen > 0) {
|
|
SetLastError(ERROR_INSUFFICIENT_BUFFER);
|
|
return 0;
|
|
}
|
|
return count;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* IsDBCSLeadByteEx (KERNEL32.359)
|
|
*/
|
|
BOOL WINAPI IsDBCSLeadByteEx( UINT codepage, BYTE testchar )
|
|
{
|
|
CPINFO cpinfo;
|
|
int i;
|
|
|
|
GetCPInfo(codepage, &cpinfo);
|
|
for (i = 0 ; i < sizeof(cpinfo.LeadByte)/sizeof(cpinfo.LeadByte[0]); i+=2)
|
|
{
|
|
if (cpinfo.LeadByte[i] == 0)
|
|
return FALSE;
|
|
if (cpinfo.LeadByte[i] <= testchar && testchar <= cpinfo.LeadByte[i+1])
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* IsDBCSLeadByte16 (KERNEL.207)
|
|
*/
|
|
BOOL16 WINAPI IsDBCSLeadByte16( BYTE testchar )
|
|
{
|
|
return IsDBCSLeadByteEx(GetACP(), testchar);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* IsDBCSLeadByte32 (KERNEL32.358)
|
|
*/
|
|
BOOL WINAPI IsDBCSLeadByte( BYTE testchar )
|
|
{
|
|
return IsDBCSLeadByteEx(GetACP(), testchar);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* EnumSystemCodePages32A (KERNEL32.92)
|
|
*/
|
|
BOOL WINAPI EnumSystemCodePagesA(CODEPAGE_ENUMPROCA lpfnCodePageEnum,DWORD flags)
|
|
{
|
|
TRACE("(%p,%08lx)\n",lpfnCodePageEnum,flags);
|
|
lpfnCodePageEnum("437");
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* EnumSystemCodePages32W (KERNEL32.93)
|
|
*/
|
|
BOOL WINAPI EnumSystemCodePagesW( CODEPAGE_ENUMPROCW lpfnCodePageEnum,
|
|
DWORD flags)
|
|
{
|
|
WCHAR *cp;
|
|
TRACE("(%p,%08lx)\n",lpfnCodePageEnum,flags );
|
|
|
|
cp = HEAP_strdupAtoW( GetProcessHeap(), 0, "437" );
|
|
lpfnCodePageEnum(cp);
|
|
HeapFree( GetProcessHeap(), 0, cp );
|
|
return TRUE;
|
|
}
|