mirror of
https://github.com/reactos/reactos.git
synced 2024-08-30 15:18:33 +00:00
949 lines
22 KiB
C
949 lines
22 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS system libraries
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* FILE: lib/rtl/nls.c
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* PURPOSE: National Language Support (NLS) functions
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* PROGRAMMERS: Emanuele Aliberti
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*/
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/* INCLUDES *****************************************************************/
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#include <rtl.h>
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#define NDEBUG
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#include <debug.h>
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/* GLOBALS *******************************************************************/
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PUSHORT NlsUnicodeUpcaseTable = NULL;
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PUSHORT NlsUnicodeLowercaseTable = NULL;
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USHORT NlsAnsiCodePage = 0; /* exported */
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BOOLEAN NlsMbCodePageTag = FALSE; /* exported */
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PUSHORT NlsAnsiToUnicodeTable = NULL;
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PCHAR NlsUnicodeToAnsiTable = NULL;
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PUSHORT NlsUnicodeToMbAnsiTable = NULL;
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PUSHORT NlsLeadByteInfo = NULL; /* exported */
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USHORT NlsOemCodePage = 0;
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BOOLEAN NlsMbOemCodePageTag = FALSE; /* exported */
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PUSHORT NlsOemToUnicodeTable = NULL;
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PCHAR NlsUnicodeToOemTable = NULL;
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PUSHORT NlsUnicodeToMbOemTable = NULL;
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PUSHORT NlsOemLeadByteInfo = NULL; /* exported */
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USHORT NlsOemDefaultChar = '\0';
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USHORT NlsUnicodeDefaultChar = 0;
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/* FUNCTIONS *****************************************************************/
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/*
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* @unimplemented
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*/
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NTSTATUS NTAPI
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RtlCustomCPToUnicodeN(IN PCPTABLEINFO CustomCP,
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OUT PWCHAR UnicodeString,
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IN ULONG UnicodeSize,
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OUT PULONG ResultSize OPTIONAL,
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IN PCHAR CustomString,
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IN ULONG CustomSize)
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{
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ULONG Size = 0;
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ULONG i;
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PAGED_CODE_RTL();
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if (!CustomCP->DBCSCodePage)
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{
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/* single-byte code page */
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if (CustomSize > (UnicodeSize / sizeof(WCHAR)))
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Size = UnicodeSize / sizeof(WCHAR);
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else
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Size = CustomSize;
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if (ResultSize)
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*ResultSize = Size * sizeof(WCHAR);
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for (i = 0; i < Size; i++)
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{
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*UnicodeString = CustomCP->MultiByteTable[(UCHAR)*CustomString];
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UnicodeString++;
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CustomString++;
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}
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}
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else
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{
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/* multi-byte code page */
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/* FIXME */
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ASSERT(FALSE);
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}
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return STATUS_SUCCESS;
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}
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/*
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* @implemented
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*/
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WCHAR NTAPI
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RtlpDowncaseUnicodeChar(IN WCHAR Source)
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{
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USHORT Offset;
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PAGED_CODE_RTL();
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if (Source < L'A')
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return Source;
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if (Source <= L'Z')
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return Source + (L'a' - L'A');
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if (Source < 0x80)
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return Source;
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Offset = ((USHORT)Source >> 8);
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DPRINT("Offset: %hx\n", Offset);
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Offset = NlsUnicodeLowercaseTable[Offset];
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DPRINT("Offset: %hx\n", Offset);
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Offset += (((USHORT)Source & 0x00F0) >> 4);
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DPRINT("Offset: %hx\n", Offset);
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Offset = NlsUnicodeLowercaseTable[Offset];
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DPRINT("Offset: %hx\n", Offset);
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Offset += ((USHORT)Source & 0x000F);
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DPRINT("Offset: %hx\n", Offset);
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Offset = NlsUnicodeLowercaseTable[Offset];
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DPRINT("Offset: %hx\n", Offset);
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DPRINT("Result: %hx\n", Source + (SHORT)Offset);
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return Source + (SHORT)Offset;
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}
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/*
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* @implemented
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*/
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WCHAR NTAPI
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RtlDowncaseUnicodeChar(IN WCHAR Source)
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{
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PAGED_CODE_RTL();
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return RtlpDowncaseUnicodeChar(Source);
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}
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/*
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* @implemented
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*/
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VOID NTAPI
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RtlGetDefaultCodePage(OUT PUSHORT AnsiCodePage,
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OUT PUSHORT OemCodePage)
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{
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PAGED_CODE_RTL();
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*AnsiCodePage = NlsAnsiCodePage;
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*OemCodePage = NlsOemCodePage;
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}
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/*
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* @implemented
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*/
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VOID NTAPI
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RtlInitCodePageTable(IN PUSHORT TableBase,
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OUT PCPTABLEINFO CodePageTable)
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{
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PNLS_FILE_HEADER NlsFileHeader;
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PAGED_CODE_RTL();
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DPRINT("RtlInitCodePageTable() called\n");
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NlsFileHeader = (PNLS_FILE_HEADER)TableBase;
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/* Copy header fields first */
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CodePageTable->CodePage = NlsFileHeader->CodePage;
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CodePageTable->MaximumCharacterSize = NlsFileHeader->MaximumCharacterSize;
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CodePageTable->DefaultChar = NlsFileHeader->DefaultChar;
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CodePageTable->UniDefaultChar = NlsFileHeader->UniDefaultChar;
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CodePageTable->TransDefaultChar = NlsFileHeader->TransDefaultChar;
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CodePageTable->TransUniDefaultChar = NlsFileHeader->TransUniDefaultChar;
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RtlCopyMemory(&CodePageTable->LeadByte,
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&NlsFileHeader->LeadByte,
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MAXIMUM_LEADBYTES);
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/* Offset to wide char table is after the header */
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CodePageTable->WideCharTable =
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TableBase + NlsFileHeader->HeaderSize + 1 + TableBase[NlsFileHeader->HeaderSize];
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/* Then multibyte table (256 wchars) follows */
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CodePageTable->MultiByteTable = TableBase + NlsFileHeader->HeaderSize + 1;
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/* Check the presence of glyph table (256 wchars) */
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if (!CodePageTable->MultiByteTable[256])
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CodePageTable->DBCSRanges = CodePageTable->MultiByteTable + 256 + 1;
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else
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CodePageTable->DBCSRanges = CodePageTable->MultiByteTable + 256 + 1 + 256;
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/* Is this double-byte code page? */
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if (*CodePageTable->DBCSRanges)
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{
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CodePageTable->DBCSCodePage = 1;
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CodePageTable->DBCSOffsets = CodePageTable->DBCSRanges + 1;
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}
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else
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{
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CodePageTable->DBCSCodePage = 0;
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CodePageTable->DBCSOffsets = NULL;
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}
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}
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/*
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* @implemented
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*/
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VOID NTAPI
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RtlInitNlsTables(IN PUSHORT AnsiTableBase,
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IN PUSHORT OemTableBase,
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IN PUSHORT CaseTableBase,
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OUT PNLSTABLEINFO NlsTable)
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{
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PAGED_CODE_RTL();
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DPRINT("RtlInitNlsTables()called\n");
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if (AnsiTableBase && OemTableBase && CaseTableBase)
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{
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RtlInitCodePageTable(AnsiTableBase, &NlsTable->AnsiTableInfo);
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RtlInitCodePageTable(OemTableBase, &NlsTable->OemTableInfo);
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NlsTable->UpperCaseTable = (PUSHORT)CaseTableBase + 2;
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NlsTable->LowerCaseTable = (PUSHORT)CaseTableBase + *((PUSHORT)CaseTableBase + 1) + 2;
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}
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}
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/*
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* @unimplemented
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*/
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NTSTATUS NTAPI
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RtlMultiByteToUnicodeN(OUT PWCHAR UnicodeString,
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IN ULONG UnicodeSize,
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OUT PULONG ResultSize,
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IN PCSTR MbString,
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IN ULONG MbSize)
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{
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ULONG Size = 0;
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ULONG i;
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PAGED_CODE_RTL();
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if (!NlsMbCodePageTag)
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{
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/* single-byte code page */
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if (MbSize > (UnicodeSize / sizeof(WCHAR)))
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Size = UnicodeSize / sizeof(WCHAR);
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else
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Size = MbSize;
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if (ResultSize)
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*ResultSize = Size * sizeof(WCHAR);
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for (i = 0; i < Size; i++)
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{
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UnicodeString[i] = NlsAnsiToUnicodeTable[(UCHAR)MbString[i]];
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}
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}
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else
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{
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/* multi-byte code page */
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/* FIXME */
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UCHAR Char;
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USHORT LeadByteInfo;
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PCSTR MbEnd = MbString + MbSize;
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for (i = 0; i < UnicodeSize / sizeof(WCHAR) && MbString < MbEnd; i++)
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{
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Char = *(PUCHAR)MbString++;
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if (Char < 0x80)
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{
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*UnicodeString++ = Char;
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continue;
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}
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LeadByteInfo = NlsLeadByteInfo[Char];
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if (!LeadByteInfo)
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{
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*UnicodeString++ = NlsAnsiToUnicodeTable[Char];
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continue;
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}
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if (MbString < MbEnd)
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*UnicodeString++ = NlsLeadByteInfo[LeadByteInfo + *(PUCHAR)MbString++];
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}
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if (ResultSize)
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*ResultSize = i * sizeof(WCHAR);
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}
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return STATUS_SUCCESS;
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}
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/*
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* @unimplemented
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*/
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NTSTATUS
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NTAPI
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RtlConsoleMultiByteToUnicodeN(OUT PWCHAR UnicodeString,
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IN ULONG UnicodeSize,
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OUT PULONG ResultSize,
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IN PCSTR MbString,
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IN ULONG MbSize,
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OUT PULONG Unknown)
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{
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PAGED_CODE_RTL();
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UNIMPLEMENTED;
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DPRINT1("RtlConsoleMultiByteToUnicodeN calling RtlMultiByteToUnicodeN\n");
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*Unknown = 1;
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return RtlMultiByteToUnicodeN(UnicodeString,
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UnicodeSize,
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ResultSize,
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MbString,
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MbSize);
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}
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/*
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* @implemented
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*/
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NTSTATUS
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NTAPI
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RtlMultiByteToUnicodeSize(OUT PULONG UnicodeSize,
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IN PCSTR MbString,
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IN ULONG MbSize)
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{
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ULONG Length = 0;
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PAGED_CODE_RTL();
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if (!NlsMbCodePageTag)
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{
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/* single-byte code page */
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*UnicodeSize = MbSize * sizeof(WCHAR);
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}
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else
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{
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/* multi-byte code page */
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/* FIXME */
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while (MbSize--)
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{
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UCHAR Char = *(PUCHAR)MbString++;
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if (Char >= 0x80 && NlsLeadByteInfo[Char])
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{
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if (MbSize)
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{
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/* Move on */
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MbSize--;
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MbString++;
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}
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}
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/* Increase returned size */
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Length++;
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}
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/* Return final size */
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*UnicodeSize = Length * sizeof(WCHAR);
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}
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/* Success */
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return STATUS_SUCCESS;
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}
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/*
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* @unimplemented
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*/
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NTSTATUS NTAPI
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RtlOemToUnicodeN(OUT PWCHAR UnicodeString,
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IN ULONG UnicodeSize,
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OUT PULONG ResultSize OPTIONAL,
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IN PCCH OemString,
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IN ULONG OemSize)
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{
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ULONG Size = 0;
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ULONG i;
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PAGED_CODE_RTL();
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if (!NlsMbOemCodePageTag)
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{
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/* single-byte code page */
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if (OemSize > (UnicodeSize / sizeof(WCHAR)))
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Size = UnicodeSize / sizeof(WCHAR);
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else
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Size = OemSize;
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if (ResultSize)
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*ResultSize = Size * sizeof(WCHAR);
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for (i = 0; i < Size; i++)
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{
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*UnicodeString = NlsOemToUnicodeTable[(UCHAR)*OemString];
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UnicodeString++;
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OemString++;
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}
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}
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else
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{
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/* multi-byte code page */
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/* FIXME */
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UCHAR Char;
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USHORT OemLeadByteInfo;
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PCCH OemEnd = OemString + OemSize;
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for (i = 0; i < UnicodeSize / sizeof(WCHAR) && OemString < OemEnd; i++)
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{
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Char = *(PUCHAR)OemString++;
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if (Char < 0x80)
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{
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*UnicodeString++ = Char;
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continue;
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}
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OemLeadByteInfo = NlsOemLeadByteInfo[Char];
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if (!OemLeadByteInfo)
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{
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*UnicodeString++ = NlsOemToUnicodeTable[Char];
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continue;
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}
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if (OemString < OemEnd)
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*UnicodeString++ =
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NlsOemLeadByteInfo[OemLeadByteInfo + *(PUCHAR)OemString++];
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}
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if (ResultSize)
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*ResultSize = i * sizeof(WCHAR);
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}
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return STATUS_SUCCESS;
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}
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/*
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* @implemented
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*/
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VOID NTAPI
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RtlResetRtlTranslations(IN PNLSTABLEINFO NlsTable)
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{
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PAGED_CODE_RTL();
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DPRINT("RtlResetRtlTranslations() called\n");
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/* Set ANSI data */
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NlsAnsiToUnicodeTable = (PUSHORT)NlsTable->AnsiTableInfo.MultiByteTable;
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NlsUnicodeToAnsiTable = NlsTable->AnsiTableInfo.WideCharTable;
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NlsUnicodeToMbAnsiTable = (PUSHORT)NlsTable->AnsiTableInfo.WideCharTable;
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NlsMbCodePageTag = (NlsTable->AnsiTableInfo.DBCSCodePage != 0);
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NlsLeadByteInfo = NlsTable->AnsiTableInfo.DBCSOffsets;
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NlsAnsiCodePage = NlsTable->AnsiTableInfo.CodePage;
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DPRINT("Ansi codepage %hu\n", NlsAnsiCodePage);
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/* Set OEM data */
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NlsOemToUnicodeTable = (PUSHORT)NlsTable->OemTableInfo.MultiByteTable;
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NlsUnicodeToOemTable = NlsTable->OemTableInfo.WideCharTable;
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NlsUnicodeToMbOemTable = (PUSHORT)NlsTable->OemTableInfo.WideCharTable;
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NlsMbOemCodePageTag = (NlsTable->OemTableInfo.DBCSCodePage != 0);
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NlsOemLeadByteInfo = NlsTable->OemTableInfo.DBCSOffsets;
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NlsOemCodePage = NlsTable->OemTableInfo.CodePage;
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DPRINT("Oem codepage %hu\n", NlsOemCodePage);
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/* Set Unicode case map data */
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NlsUnicodeUpcaseTable = NlsTable->UpperCaseTable;
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NlsUnicodeLowercaseTable = NlsTable->LowerCaseTable;
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/* set the default characters for RtlpDidUnicodeToOemWork */
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NlsOemDefaultChar = NlsTable->OemTableInfo.DefaultChar;
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NlsUnicodeDefaultChar = NlsTable->OemTableInfo.TransDefaultChar;
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}
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/*
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* @unimplemented
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*/
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NTSTATUS NTAPI
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RtlUnicodeToCustomCPN(IN PCPTABLEINFO CustomCP,
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OUT PCHAR CustomString,
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IN ULONG CustomSize,
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OUT PULONG ResultSize OPTIONAL,
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IN PWCHAR UnicodeString,
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IN ULONG UnicodeSize)
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{
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ULONG Size = 0;
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ULONG i;
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PAGED_CODE_RTL();
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if (!CustomCP->DBCSCodePage)
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{
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/* single-byte code page */
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if (UnicodeSize > (CustomSize * sizeof(WCHAR)))
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Size = CustomSize;
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else
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Size = UnicodeSize / sizeof(WCHAR);
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if (ResultSize)
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*ResultSize = Size;
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for (i = 0; i < Size; i++)
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{
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*CustomString = ((PCHAR)CustomCP->WideCharTable)[*UnicodeString];
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CustomString++;
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UnicodeString++;
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}
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}
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else
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{
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/* multi-byte code page */
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/* FIXME */
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ASSERT(FALSE);
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}
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return STATUS_SUCCESS;
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}
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|
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/*
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* @unimplemented
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*/
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NTSTATUS NTAPI
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RtlUnicodeToMultiByteN(OUT PCHAR MbString,
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IN ULONG MbSize,
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OUT PULONG ResultSize OPTIONAL,
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IN PCWCH UnicodeString,
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IN ULONG UnicodeSize)
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{
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ULONG Size = 0;
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ULONG i;
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PAGED_CODE_RTL();
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|
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if (!NlsMbCodePageTag)
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{
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/* single-byte code page */
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Size = (UnicodeSize > (MbSize * sizeof(WCHAR)))
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? MbSize : (UnicodeSize / sizeof(WCHAR));
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if (ResultSize)
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*ResultSize = Size;
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for (i = 0; i < Size; i++)
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{
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*MbString++ = NlsUnicodeToAnsiTable[*UnicodeString++];
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}
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}
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else
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{
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/* multi-byte code page */
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/* FIXME */
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USHORT WideChar;
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USHORT MbChar;
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for (i = MbSize, Size = UnicodeSize / sizeof(WCHAR); i && Size; i--, Size--)
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{
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WideChar = *UnicodeString++;
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if (WideChar < 0x80)
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{
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*MbString++ = LOBYTE(WideChar);
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continue;
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}
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MbChar = NlsUnicodeToMbAnsiTable[WideChar];
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if (!HIBYTE(MbChar))
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{
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*MbString++ = LOBYTE(MbChar);
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continue;
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}
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|
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if (i >= 2)
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{
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*MbString++ = HIBYTE(MbChar);
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*MbString++ = LOBYTE(MbChar);
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i--;
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}
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|
else break;
|
|
}
|
|
|
|
if (ResultSize)
|
|
*ResultSize = MbSize - i;
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
NTSTATUS
|
|
NTAPI
|
|
RtlUnicodeToMultiByteSize(OUT PULONG MbSize,
|
|
IN PCWCH UnicodeString,
|
|
IN ULONG UnicodeSize)
|
|
{
|
|
ULONG UnicodeLength = UnicodeSize / sizeof(WCHAR);
|
|
ULONG MbLength = 0;
|
|
|
|
PAGED_CODE_RTL();
|
|
|
|
if (!NlsMbCodePageTag)
|
|
{
|
|
/* single-byte code page */
|
|
*MbSize = UnicodeLength;
|
|
}
|
|
else
|
|
{
|
|
/* multi-byte code page */
|
|
/* FIXME */
|
|
|
|
while (UnicodeLength--)
|
|
{
|
|
USHORT WideChar = *UnicodeString++;
|
|
|
|
if (WideChar >= 0x80 && HIBYTE(NlsUnicodeToMbAnsiTable[WideChar]))
|
|
{
|
|
MbLength += sizeof(WCHAR);
|
|
}
|
|
else
|
|
{
|
|
MbLength++;
|
|
}
|
|
}
|
|
|
|
*MbSize = MbLength;
|
|
}
|
|
|
|
/* Success */
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
NTSTATUS
|
|
NTAPI
|
|
RtlUnicodeToOemN(OUT PCHAR OemString,
|
|
IN ULONG OemSize,
|
|
OUT PULONG ResultSize OPTIONAL,
|
|
IN PCWCH UnicodeString,
|
|
IN ULONG UnicodeSize)
|
|
{
|
|
ULONG Size = 0;
|
|
|
|
PAGED_CODE_RTL();
|
|
|
|
/* Bytes -> chars */
|
|
UnicodeSize /= sizeof(WCHAR);
|
|
|
|
if (!NlsMbOemCodePageTag)
|
|
{
|
|
while (OemSize && UnicodeSize)
|
|
{
|
|
OemString[Size] = NlsUnicodeToOemTable[*UnicodeString++];
|
|
Size++;
|
|
OemSize--;
|
|
UnicodeSize--;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
while (OemSize && UnicodeSize)
|
|
{
|
|
USHORT OemChar = NlsUnicodeToMbOemTable[*UnicodeString++];
|
|
|
|
if (HIBYTE(OemChar))
|
|
{
|
|
if (OemSize < 2)
|
|
break;
|
|
OemString[Size++] = HIBYTE(OemChar);
|
|
OemSize--;
|
|
}
|
|
OemString[Size++] = LOBYTE(OemChar);
|
|
OemSize--;
|
|
UnicodeSize--;
|
|
}
|
|
}
|
|
|
|
if (ResultSize)
|
|
*ResultSize = Size;
|
|
|
|
return UnicodeSize ? STATUS_BUFFER_OVERFLOW : STATUS_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
WCHAR NTAPI
|
|
RtlpUpcaseUnicodeChar(IN WCHAR Source)
|
|
{
|
|
USHORT Offset;
|
|
|
|
if (Source < 'a')
|
|
return Source;
|
|
|
|
if (Source <= 'z')
|
|
return (Source - ('a' - 'A'));
|
|
|
|
Offset = ((USHORT)Source >> 8) & 0xFF;
|
|
Offset = NlsUnicodeUpcaseTable[Offset];
|
|
|
|
Offset += ((USHORT)Source >> 4) & 0xF;
|
|
Offset = NlsUnicodeUpcaseTable[Offset];
|
|
|
|
Offset += ((USHORT)Source & 0xF);
|
|
Offset = NlsUnicodeUpcaseTable[Offset];
|
|
|
|
return Source + (SHORT)Offset;
|
|
}
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
WCHAR NTAPI
|
|
RtlUpcaseUnicodeChar(IN WCHAR Source)
|
|
{
|
|
PAGED_CODE_RTL();
|
|
|
|
return RtlpUpcaseUnicodeChar(Source);
|
|
}
|
|
|
|
/*
|
|
* @implemented
|
|
*/
|
|
NTSTATUS NTAPI
|
|
RtlUpcaseUnicodeToCustomCPN(IN PCPTABLEINFO CustomCP,
|
|
OUT PCHAR CustomString,
|
|
IN ULONG CustomSize,
|
|
OUT PULONG ResultSize OPTIONAL,
|
|
IN PWCHAR UnicodeString,
|
|
IN ULONG UnicodeSize)
|
|
{
|
|
WCHAR UpcaseChar;
|
|
ULONG Size = 0;
|
|
ULONG i;
|
|
|
|
PAGED_CODE_RTL();
|
|
|
|
if (!CustomCP->DBCSCodePage)
|
|
{
|
|
/* single-byte code page */
|
|
if (UnicodeSize > (CustomSize * sizeof(WCHAR)))
|
|
Size = CustomSize;
|
|
else
|
|
Size = UnicodeSize / sizeof(WCHAR);
|
|
|
|
if (ResultSize)
|
|
*ResultSize = Size;
|
|
|
|
for (i = 0; i < Size; i++)
|
|
{
|
|
UpcaseChar = RtlpUpcaseUnicodeChar(*UnicodeString);
|
|
*CustomString = ((PCHAR)CustomCP->WideCharTable)[UpcaseChar];
|
|
++CustomString;
|
|
++UnicodeString;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* multi-byte code page */
|
|
/* FIXME */
|
|
ASSERT(FALSE);
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* @unimplemented
|
|
*/
|
|
NTSTATUS NTAPI
|
|
RtlUpcaseUnicodeToMultiByteN(OUT PCHAR MbString,
|
|
IN ULONG MbSize,
|
|
OUT PULONG ResultSize OPTIONAL,
|
|
IN PCWCH UnicodeString,
|
|
IN ULONG UnicodeSize)
|
|
{
|
|
WCHAR UpcaseChar;
|
|
ULONG Size = 0;
|
|
ULONG i;
|
|
|
|
PAGED_CODE_RTL();
|
|
|
|
if (!NlsMbCodePageTag)
|
|
{
|
|
/* single-byte code page */
|
|
if (UnicodeSize > (MbSize * sizeof(WCHAR)))
|
|
Size = MbSize;
|
|
else
|
|
Size = UnicodeSize / sizeof(WCHAR);
|
|
|
|
if (ResultSize)
|
|
*ResultSize = Size;
|
|
|
|
for (i = 0; i < Size; i++)
|
|
{
|
|
UpcaseChar = RtlpUpcaseUnicodeChar(*UnicodeString);
|
|
*MbString = NlsUnicodeToAnsiTable[UpcaseChar];
|
|
MbString++;
|
|
UnicodeString++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* multi-byte code page */
|
|
/* FIXME */
|
|
ASSERT(FALSE);
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* @unimplemented
|
|
*/
|
|
NTSTATUS NTAPI
|
|
RtlUpcaseUnicodeToOemN(OUT PCHAR OemString,
|
|
IN ULONG OemSize,
|
|
OUT PULONG ResultSize OPTIONAL,
|
|
IN PCWCH UnicodeString,
|
|
IN ULONG UnicodeSize)
|
|
{
|
|
WCHAR UpcaseChar;
|
|
ULONG Size = 0;
|
|
ULONG i;
|
|
|
|
PAGED_CODE_RTL();
|
|
|
|
if (!NlsMbOemCodePageTag)
|
|
{
|
|
/* single-byte code page */
|
|
if (UnicodeSize > (OemSize * sizeof(WCHAR)))
|
|
Size = OemSize;
|
|
else
|
|
Size = UnicodeSize / sizeof(WCHAR);
|
|
|
|
if (ResultSize)
|
|
*ResultSize = Size;
|
|
|
|
for (i = 0; i < Size; i++)
|
|
{
|
|
UpcaseChar = RtlpUpcaseUnicodeChar(*UnicodeString);
|
|
*OemString = NlsUnicodeToOemTable[UpcaseChar];
|
|
OemString++;
|
|
UnicodeString++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* multi-byte code page */
|
|
/* FIXME */
|
|
|
|
USHORT WideChar;
|
|
USHORT OemChar;
|
|
|
|
for (i = OemSize, Size = UnicodeSize / sizeof(WCHAR); i && Size; i--, Size--)
|
|
{
|
|
WideChar = RtlpUpcaseUnicodeChar(*UnicodeString++);
|
|
|
|
if (WideChar < 0x80)
|
|
{
|
|
*OemString++ = LOBYTE(WideChar);
|
|
continue;
|
|
}
|
|
|
|
OemChar = NlsUnicodeToMbOemTable[WideChar];
|
|
|
|
if (!HIBYTE(OemChar))
|
|
{
|
|
*OemString++ = LOBYTE(OemChar);
|
|
continue;
|
|
}
|
|
|
|
if (i >= 2)
|
|
{
|
|
*OemString++ = HIBYTE(OemChar);
|
|
*OemString++ = LOBYTE(OemChar);
|
|
i--;
|
|
}
|
|
else break;
|
|
}
|
|
|
|
if (ResultSize)
|
|
*ResultSize = OemSize - i;
|
|
}
|
|
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* @unimplemented
|
|
*/
|
|
CHAR NTAPI
|
|
RtlUpperChar(IN CHAR Source)
|
|
{
|
|
WCHAR Unicode;
|
|
CHAR Destination;
|
|
|
|
PAGED_CODE_RTL();
|
|
|
|
/* Check for simple ANSI case */
|
|
if (Source <= 'z')
|
|
{
|
|
/* Check for simple downcase a-z case */
|
|
if (Source >= 'a')
|
|
{
|
|
/* Just XOR with the difference */
|
|
return Source ^ ('a' - 'A');
|
|
}
|
|
else
|
|
{
|
|
/* Otherwise return the same char, it's already upcase */
|
|
return Source;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (!NlsMbCodePageTag)
|
|
{
|
|
/* single-byte code page */
|
|
|
|
/* ansi->unicode */
|
|
Unicode = NlsAnsiToUnicodeTable[(UCHAR)Source];
|
|
|
|
/* upcase conversion */
|
|
Unicode = RtlpUpcaseUnicodeChar (Unicode);
|
|
|
|
/* unicode -> ansi */
|
|
Destination = NlsUnicodeToAnsiTable[(USHORT)Unicode];
|
|
}
|
|
else
|
|
{
|
|
/* multi-byte code page */
|
|
/* FIXME */
|
|
Destination = Source;
|
|
}
|
|
}
|
|
|
|
return Destination;
|
|
}
|
|
|
|
/* EOF */
|