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[KERNEL32] Implement MB_ERR_INVALID_CHARS flag for DBCS codepages

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* Fixes 3 tests for kernel32:codepage

svn path=/trunk/; revision=72730
This commit is contained in:
Dmitry Chapyshev 2016-09-18 18:21:30 +00:00
parent 84351186d5
commit d0228d56b4
1 changed files with 45 additions and 4 deletions
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49
reactos/dll/win32/kernel32/winnls/string/nls.c
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@ -439,6 +439,7 @@ IntMultiByteToWideCharCP(UINT CodePage,
PUSHORT MultiByteTable;
LPCSTR TempString;
INT TempLength;
USHORT WideChar;
/* Get code page table. */
CodePageEntry = IntGetCodePageEntry(CodePage);
@ -471,8 +472,48 @@ IntMultiByteToWideCharCP(UINT CodePage,
if (Flags & MB_ERR_INVALID_CHARS)
{
/* FIXME */
DPRINT1("IntMultiByteToWideCharCP: MB_ERR_INVALID_CHARS case not implemented!\n");
TempString = MultiByteString;
while (TempString < MbsEnd)
{
DBCSOffset = CodePageTable->DBCSOffsets[*TempString];
if (DBCSOffset)
{
/* If lead byte is presented, but behind it there is no symbol */
if (((TempString + 1) == MbsEnd) || (*(TempString + 1) == 0))
{
SetLastError(ERROR_NO_UNICODE_TRANSLATION);
return 0;
}
WideChar = CodePageTable->DBCSOffsets[*(TempString + 1) + DBCSOffset];
if (WideChar == CodePageTable->UniDefaultChar &&
MAKEWORD(*(TempString + 1), *TempString) != CodePageTable->TransUniDefaultChar)
{
SetLastError(ERROR_NO_UNICODE_TRANSLATION);
return 0;
}
TempString++;
}
else
{
USHORT WideChar = MultiByteTable[(UCHAR)*TempString];
if ((WideChar == CodePageTable->UniDefaultChar &&
*TempString != CodePageTable->TransUniDefaultChar) ||
/* "Private Use" characters */
(WideChar >= 0xE000 && WideChar <= 0xF8FF))
{
SetLastError(ERROR_NO_UNICODE_TRANSLATION);
return 0;
}
}
TempString++;
}
}
/* Does caller query for output buffer size? */
@ -536,10 +577,10 @@ IntMultiByteToWideCharCP(UINT CodePage,
TempLength > 0;
TempString++, TempLength--)
{
USHORT WideChar = MultiByteTable[(UCHAR)*TempString];
WideChar = MultiByteTable[(UCHAR)*TempString];
if ((WideChar == CodePageTable->UniDefaultChar &&
*TempString != CodePageEntry->CodePageTable.TransUniDefaultChar) ||
*TempString != CodePageTable->TransUniDefaultChar) ||
/* "Private Use" characters */
(WideChar >= 0xE000 && WideChar <= 0xF8FF))
{