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- Add some code to deal with multibyte code pages.

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svn path=/trunk/; revision=26835
This commit is contained in:
Dmitry Gorbachev 2007-05-19 10:11:22 +00:00
parent 61d291959e
commit 43b368ee01
1 changed files with 171 additions and 10 deletions
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181
reactos/lib/rtl/nls.c
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@ -254,7 +254,35 @@ RtlMultiByteToUnicodeN(
{
/* multi-byte code page */
/* FIXME */
ASSERT(FALSE);
UCHAR Char;
USHORT LeadByteInfo;
PCSTR MbEnd = MbString + MbSize;
for (i = 0; i < UnicodeSize / sizeof(WCHAR) && MbString < MbEnd; i++)
{
Char = *(PUCHAR)MbString++;
if (Char < 0x80)
{
*UnicodeString++ = Char;
continue;
}
LeadByteInfo = NlsLeadByteInfo[Char];
if (!LeadByteInfo)
{
*UnicodeString++ = NlsAnsiToUnicodeTable[Char];
continue;
}
if (MbString < MbEnd)
*UnicodeString++ = NlsLeadByteInfo[LeadByteInfo + *(PUCHAR)MbString++];
}
if (ResultSize != NULL)
*ResultSize = i * sizeof(WCHAR);
}
return(STATUS_SUCCESS);
@ -281,12 +309,16 @@ RtlMultiByteToUnicodeSize(PULONG UnicodeSize,
else
{
/* multi-byte code page */
/* FIXME */
while (MbSize--)
{
if (NlsLeadByteInfo[*(PUCHAR)MbString++])
UCHAR Char = *(PUCHAR)MbString++;
if (Char >= 0x80 && NlsLeadByteInfo[Char])
{
if (MbSize)
{
if (MbSize)
{
/* Move on */
MbSize--;
MbString++;
@ -342,7 +374,36 @@ RtlOemToUnicodeN (PWCHAR UnicodeString,
{
/* multi-byte code page */
/* FIXME */
ASSERT(FALSE);
UCHAR Char;
USHORT OemLeadByteInfo;
PCHAR OemEnd = OemString + OemSize;
for (i = 0; i < UnicodeSize / sizeof(WCHAR) && OemString < OemEnd; i++)
{
Char = *(PUCHAR)OemString++;
if (Char < 0x80)
{
*UnicodeString++ = Char;
continue;
}
OemLeadByteInfo = NlsOemLeadByteInfo[Char];
if (!OemLeadByteInfo)
{
*UnicodeString++ = NlsOemToUnicodeTable[Char];
continue;
}
if (OemString < OemEnd)
*UnicodeString++ =
NlsOemLeadByteInfo[OemLeadByteInfo + *(PUCHAR)OemString++];
}
if (ResultSize != NULL)
*ResultSize = i * sizeof(WCHAR);
}
return STATUS_SUCCESS;
@ -461,7 +522,39 @@ RtlUnicodeToMultiByteN (PCHAR MbString,
{
/* multi-byte code page */
/* FIXME */
ASSERT(FALSE);
USHORT WideChar;
USHORT MbChar;
for (i = MbSize, Size = UnicodeSize / sizeof(WCHAR); i && Size; i--, Size--)
{
WideChar = *UnicodeString++;
if (WideChar < 0x80)
{
*MbString++ = LOBYTE(WideChar);
continue;
}
MbChar = NlsDbcsUnicodeToAnsiTable[WideChar];
if (!HIBYTE(MbChar))
{
*MbString++ = LOBYTE(MbChar);
continue;
}
if (i >= 2)
{
*MbString++ = HIBYTE(MbChar);
*MbString++ = LOBYTE(MbChar);
i--;
}
else break;
}
if (ResultSize != NULL)
*ResultSize = MbSize - i;
}
return STATUS_SUCCESS;
@ -487,9 +580,13 @@ RtlUnicodeToMultiByteSize(PULONG MbSize,
else
{
/* multi-byte code page */
/* FIXME */
while (UnicodeLength--)
{
if (HIBYTE(NlsUnicodeToAnsiTable[*UnicodeString++]))
USHORT WideChar = *UnicodeString++;
if (WideChar >= 0x80 && HIBYTE(NlsDbcsUnicodeToAnsiTable[WideChar]))
{
MbLength += sizeof(WCHAR);
}
@ -498,7 +595,7 @@ RtlUnicodeToMultiByteSize(PULONG MbSize,
MbLength++;
}
}
*MbSize = MbLength;
}
@ -541,7 +638,39 @@ RtlUnicodeToOemN (PCHAR OemString,
{
/* multi-byte code page */
/* FIXME */
ASSERT(FALSE);
USHORT WideChar;
USHORT OemChar;
for (i = OemSize, Size = UnicodeSize / sizeof(WCHAR); i && Size; i--, Size--)
{
WideChar = *UnicodeString++;
if (WideChar < 0x80)
{
*OemString++ = LOBYTE(WideChar);
continue;
}
OemChar = NlsDbcsUnicodeToOemTable[WideChar];
if (!HIBYTE(OemChar))
{
*OemString++ = LOBYTE(OemChar);
continue;
}
if (i >= 2)
{
*OemString++ = HIBYTE(OemChar);
*OemString++ = LOBYTE(OemChar);
i--;
}
else break;
}
if (ResultSize != NULL)
*ResultSize = OemSize - i;
}
return STATUS_SUCCESS;
@ -704,7 +833,39 @@ RtlUpcaseUnicodeToOemN (PCHAR OemString,
{
/* multi-byte code page */
/* FIXME */
ASSERT(FALSE);
USHORT WideChar;
USHORT OemChar;
for (i = OemSize, Size = UnicodeSize / sizeof(WCHAR); i && Size; i--, Size--)
{
WideChar = RtlUpcaseUnicodeChar(*UnicodeString++);
if (WideChar < 0x80)
{
*OemString++ = LOBYTE(WideChar);
continue;
}
OemChar = NlsDbcsUnicodeToOemTable[WideChar];
if (!HIBYTE(OemChar))
{
*OemString++ = LOBYTE(OemChar);
continue;
}
if (i >= 2)
{
*OemString++ = HIBYTE(OemChar);
*OemString++ = LOBYTE(OemChar);
i--;
}
else break;
}
if (ResultSize != NULL)
*ResultSize = OemSize - i;
}
return STATUS_SUCCESS;