mirror of
https://github.com/reactos/reactos.git
synced 2024-12-28 01:55:19 +00:00
Added compression functions (not usabel yet).
svn path=/trunk/; revision=3301
This commit is contained in:
Eric Kohl
parent
a79a9cbba6
commit
9a04ad5955
7 changed files with 333 additions and 66 deletions
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@ -1,4 +1,4 @@
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/* $Id: rtl.h,v 1.61 2002/06/05 16:49:56 ekohl Exp $
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/* $Id: rtl.h,v 1.62 2002/07/25 13:15:08 ekohl Exp $
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*
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*/
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@ -605,25 +605,35 @@ RtlCompareUnicodeString (
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BOOLEAN BaseInsensitive
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);
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LARGE_INTEGER
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STDCALL
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RtlConvertLongToLargeInteger (
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IN LONG SignedInteger
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);
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NTSTATUS STDCALL
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RtlCompressBuffer(IN USHORT CompressionFormatAndEngine,
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IN PUCHAR UncompressedBuffer,
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IN ULONG UncompressedBufferSize,
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OUT PUCHAR CompressedBuffer,
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IN ULONG CompressedBufferSize,
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IN ULONG UncompressedChunkSize,
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OUT PULONG FinalCompressedSize,
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IN PVOID WorkSpace);
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NTSTATUS
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STDCALL
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RtlConvertSidToUnicodeString (
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IN OUT PUNICODE_STRING String,
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NTSTATUS STDCALL
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RtlCompressChunks(IN PUCHAR UncompressedBuffer,
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IN ULONG UncompressedBufferSize,
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OUT PUCHAR CompressedBuffer,
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IN ULONG CompressedBufferSize,
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IN OUT PCOMPRESSED_DATA_INFO CompressedDataInfo,
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IN ULONG CompressedDataInfoLength,
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IN PVOID WorkSpace);
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LARGE_INTEGER STDCALL
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RtlConvertLongToLargeInteger(IN LONG SignedInteger);
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NTSTATUS STDCALL
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RtlConvertSidToUnicodeString(IN OUT PUNICODE_STRING String,
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IN PSID Sid,
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IN BOOLEAN AllocateString
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);
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IN BOOLEAN AllocateString);
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LARGE_INTEGER
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STDCALL
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RtlConvertUlongToLargeInteger (
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IN ULONG UnsignedInteger
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);
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LARGE_INTEGER STDCALL
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RtlConvertUlongToLargeInteger(IN ULONG UnsignedInteger);
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#if 0
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VOID
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@ -721,32 +731,54 @@ RtlCustomCPToUnicodeN (
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ULONG CustomSize
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);
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NTSTATUS
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STDCALL
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RtlDeleteAtomFromAtomTable (
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IN PRTL_ATOM_TABLE AtomTable,
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IN RTL_ATOM Atom
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);
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NTSTATUS STDCALL
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RtlDecompressBuffer(IN USHORT CompressionFormat,
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OUT PUCHAR UncompressedBuffer,
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IN ULONG UncompressedBufferSize,
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IN PUCHAR CompressedBuffer,
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IN ULONG CompressedBufferSize,
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OUT PULONG FinalUncompressedSize);
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NTSTATUS
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STDCALL
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RtlDeleteRegistryValue (
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ULONG RelativeTo,
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PWSTR Path,
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PWSTR ValueName
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);
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NTSTATUS STDCALL
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RtlDecompressChunks(OUT PUCHAR UncompressedBuffer,
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IN ULONG UncompressedBufferSize,
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IN PUCHAR CompressedBuffer,
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IN ULONG CompressedBufferSize,
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IN PUCHAR CompressedTail,
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IN ULONG CompressedTailSize,
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IN PCOMPRESSED_DATA_INFO CompressedDataInfo);
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NTSTATUS
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STDCALL
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RtlDestroyAtomTable (
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IN PRTL_ATOM_TABLE AtomTable
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);
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NTSTATUS STDCALL
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RtlDecompressFragment(IN USHORT CompressionFormat,
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OUT PUCHAR UncompressedFragment,
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IN ULONG UncompressedFragmentSize,
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IN PUCHAR CompressedBuffer,
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IN ULONG CompressedBufferSize,
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IN ULONG FragmentOffset,
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OUT PULONG FinalUncompressedSize,
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IN PVOID WorkSpace);
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BOOL
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STDCALL
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RtlDestroyHeap (
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HANDLE hheap
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);
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NTSTATUS STDCALL
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RtlDeleteAtomFromAtomTable(IN PRTL_ATOM_TABLE AtomTable,
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IN RTL_ATOM Atom);
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NTSTATUS STDCALL
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RtlDeleteRegistryValue(IN ULONG RelativeTo,
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IN PWSTR Path,
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IN PWSTR ValueName);
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NTSTATUS STDCALL
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RtlDescribeChunk(IN USHORT CompressionFormat,
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IN OUT PUCHAR *CompressedBuffer,
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IN PUCHAR EndOfCompressedBufferPlus1,
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OUT PUCHAR *ChunkBuffer,
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OUT PULONG ChunkSize);
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NTSTATUS STDCALL
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RtlDestroyAtomTable(IN PRTL_ATOM_TABLE AtomTable);
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BOOL STDCALL
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RtlDestroyHeap(HANDLE hheap);
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NTSTATUS
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STDCALL
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@ -957,6 +989,11 @@ RtlGetCallersAddress (
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PVOID * CallersAddress
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);
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NTSTATUS STDCALL
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RtlGetCompressionWorkSpaceSize(IN USHORT CompressionFormatAndEngine,
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OUT PULONG CompressBufferAndWorkSpaceSize,
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OUT PULONG CompressFragmentWorkSpaceSize);
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VOID
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STDCALL
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RtlGetDefaultCodePage (
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@ -1442,6 +1479,13 @@ RtlReAllocateHeap (
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DWORD size
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);
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NTSTATUS STDCALL
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RtlReserveChunk(IN USHORT CompressionFormat,
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IN OUT PUCHAR *CompressedBuffer,
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IN PUCHAR EndOfCompressedBufferPlus1,
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OUT PUCHAR *ChunkBuffer,
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IN ULONG ChunkSize);
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/*
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* VOID
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* RtlRetrieveUlong (
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@ -1,10 +1,20 @@
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/* $Id: rtltypes.h,v 1.2 2002/06/05 16:49:57 ekohl Exp $
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/* $Id: rtltypes.h,v 1.3 2002/07/25 13:15:08 ekohl Exp $
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*
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*/
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#ifndef __DDK_RTLTYPES_H
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#define __DDK_RTLTYPES_H
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#define COMPRESSION_FORMAT_NONE 0x0000
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#define COMPRESSION_FORMAT_DEFAULT 0x0001
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#define COMPRESSION_FORMAT_LZNT1 0x0002
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#define COMPRESSION_ENGINE_STANDARD 0x0000
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#define COMPRESSION_ENGINE_MAXIMUM 0x0100
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#define COMPRESSION_ENGINE_HIBER 0x0200
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typedef struct _INITIAL_TEB
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{
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ULONG StackCommit;
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@ -181,4 +191,16 @@ typedef struct _GENERATE_NAME_CONTEXT
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ULONG LastIndexValue;
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} GENERATE_NAME_CONTEXT, *PGENERATE_NAME_CONTEXT;
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typedef struct _COMPRESSED_DATA_INFO
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{
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USHORT CompressionFormatAndEngine;
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UCHAR CompressionUnitShift;
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UCHAR ChunkShift;
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UCHAR ClusterShift;
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UCHAR Reserved;
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USHORT NumberOfChunks;
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ULONG CompressedChunkSizes[1];
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} COMPRESSED_DATA_INFO, *PCOMPRESSED_DATA_INFO;
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#endif /* __DDK_RTLTYPES_H */
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@ -3850,11 +3850,6 @@ extern "C" {
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#define PROCESSOR_MIPS_R4000 (4000)
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#define PROCESSOR_ALPHA_21064 (21064)
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/* FSCTL_SET_COMPRESSION */
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#define COMPRESSION_FORMAT_NONE (0)
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#define COMPRESSION_FORMAT_DEFAULT (1)
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#define COMPRESSION_FORMAT_LZNT1 (2)
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/* TAPE_GET_DRIVE_PARAMETERS structure */
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#define TAPE_DRIVE_COMPRESSION (131072)
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#define TAPE_DRIVE_ECC (65536)
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@ -1,4 +1,4 @@
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# $Id: Makefile,v 1.77 2002/07/20 21:49:35 dwelch Exp $
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# $Id: Makefile,v 1.78 2002/07/25 13:18:31 ekohl Exp $
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#
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# ReactOS Operating System
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#
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@ -83,6 +83,7 @@ OBJECTS_NT = \
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OBJECTS_RTL = \
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rtl/atom.o \
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rtl/bitmap.o \
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rtl/compress.o \
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rtl/ctype.o \
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rtl/dos8dot3.o \
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rtl/error.o \
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@ -1,4 +1,4 @@
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; $Id: ntoskrnl.def,v 1.137 2002/07/18 21:49:59 ei Exp $
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; $Id: ntoskrnl.def,v 1.138 2002/07/25 13:18:31 ekohl Exp $
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;
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; reactos/ntoskrnl/ntoskrnl.def
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;
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@ -676,8 +676,8 @@ RtlCompareMemory@12
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RtlCompareMemoryUlong@12
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RtlCompareString@12
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RtlCompareUnicodeString@12
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;RtlCompressBuffer
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;RtlCompressChunks
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RtlCompressBuffer@32
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RtlCompressChunks@28
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RtlConvertLongToLargeInteger@4
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RtlConvertSidToUnicodeString@12
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RtlConvertUlongToLargeInteger@4
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@ -692,15 +692,15 @@ RtlCreateRegistryKey@8
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RtlCreateSecurityDescriptor@8
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RtlCreateUnicodeString@8
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RtlCustomCPToUnicodeN@24
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;RtlDecompressBuffer
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;RtlDecompressChunks
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;RtlDecompressFragment
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RtlDecompressBuffer@24
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RtlDecompressChunks@28
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RtlDecompressFragment@32
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;RtlDelete
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RtlDeleteAtomFromAtomTable@8
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;RtlDeleteElementGenericTable
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;RtlDeleteNoSplay
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RtlDeleteRegistryValue@12
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;RtlDescribeChunk
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RtlDescribeChunk@20
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RtlDestroyAtomTable@4
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;RtlDestroyHeap
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RtlDowncaseUnicodeString@12
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@ -736,7 +736,7 @@ RtlFreeOemString@4
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RtlFreeUnicodeString@4
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RtlGenerate8dot3Name@16
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;RtlGetCallersAddress
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;RtlGetCompressionWorkSpaceSize
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RtlGetCompressionWorkSpaceSize@12
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RtlGetDaclSecurityDescriptor@16
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RtlGetDefaultCodePage@8
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;RtlGetElementGenericTable
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@ -791,7 +791,7 @@ RtlQueryTimeZoneInformation@4
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RtlRaiseException@4
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;RtlRandom
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;RtlRemoveUnicodePrefix
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;RtlReserveChunk
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RtlReserveChunk@20
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RtlSecondsSince1970ToTime@8
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RtlSecondsSince1980ToTime@8
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RtlSetAllBits@4
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@ -1,4 +1,4 @@
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; $Id: ntoskrnl.edf,v 1.123 2002/07/18 21:49:59 ei Exp $
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; $Id: ntoskrnl.edf,v 1.124 2002/07/25 13:18:31 ekohl Exp $
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;
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; reactos/ntoskrnl/ntoskrnl.def
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;
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@ -676,8 +676,8 @@ RtlCompareMemory=RtlCompareMemory@12
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RtlCompareMemoryUlong=RtlCompareMemoryUlong@12
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RtlCompareString=RtlCompareString@12
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RtlCompareUnicodeString=RtlCompareUnicodeString@12
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;RtlCompressBuffer
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;RtlCompressChunks
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RtlCompressBuffer=RtlCompressBuffer@32
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RtlCompressChunks=RtlCompressChunks@28
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RtlConvertLongToLargeInteger=RtlConvertLongToLargeInteger@4
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RtlConvertSidToUnicodeString=RtlConvertSidToUnicodeString@12
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RtlConvertUlongToLargeInteger=RtlConvertUlongToLargeInteger@4
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@ -692,15 +692,15 @@ RtlCreateRegistryKey=RtlCreateRegistryKey@8
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RtlCreateSecurityDescriptor=RtlCreateSecurityDescriptor@8
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RtlCreateUnicodeString=RtlCreateUnicodeString@8
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RtlCustomCPToUnicodeN=RtlCustomCPToUnicodeN@24
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;RtlDecompressBuffer
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;RtlDecompressChunks
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;RtlDecompressFragment
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RtlDecompressBuffer=RtlDecompressBuffer@24
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RtlDecompressChunks=RtlDecompressChunks@28
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RtlDecompressFragment=RtlDecompressFragment@32
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;RtlDelete
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RtlDeleteAtomFromAtomTable=RtlDeleteAtomFromAtomTable@8
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;RtlDeleteElementGenericTable
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;RtlDeleteNoSplay
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RtlDeleteRegistryValue=RtlDeleteRegistryValue@12
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;RtlDescribeChunk
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RtlDescribeChunk=RtlDescribeChunk@20
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RtlDestroyAtomTable=RtlDestroyAtomTable@4
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;RtlDestroyHeap
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RtlDowncaseUnicodeString=RtlDowncaseUnicodeString@12
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@ -736,7 +736,7 @@ RtlFreeOemString=RtlFreeOemString@4
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RtlFreeUnicodeString=RtlFreeUnicodeString@4
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RtlGenerate8dot3Name=RtlGenerate8dot3Name@16
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;RtlGetCallersAddress
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;RtlGetCompressionWorkSpaceSize
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RtlGetCompressionWorkSpaceSize=RtlGetCompressionWorkSpaceSize@12
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RtlGetDaclSecurityDescriptor=RtlGetDaclSecurityDescriptor@16
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RtlGetDefaultCodePage=RtlGetDefaultCodePage@8
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;RtlGetElementGenericTable
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@ -790,7 +790,7 @@ RtlQueryTimeZoneInformation=RtlQueryTimeZoneInformation@4
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RtlRaiseException=RtlRaiseException@4
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;RtlRandom
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;RtlRemoveUnicodePrefix
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;RtlReserveChunk
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RtlReserveChunk=RtlReserveChunk@20
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RtlSecondsSince1970ToTime=RtlSecondsSince1970ToTime@8
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RtlSecondsSince1980ToTime=RtlSecondsSince1980ToTime@8
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RtlSetAllBits=RtlSetAllBits@4
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205
reactos/ntoskrnl/rtl/compress.c
Normal file
205
reactos/ntoskrnl/rtl/compress.c
Normal file
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@ -0,0 +1,205 @@
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/*
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* ReactOS kernel
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* Copyright (C) 2002 ReactOS Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
|
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* the Free Software Foundation; either version 2 of the License, or
|
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* (at your option) any later version.
|
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*
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* This program is distributed in the hope that it will be useful,
|
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
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*/
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/* $Id: compress.c,v 1.1 2002/07/25 13:17:28 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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* PURPOSE: Compression and decompression functions
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* FILE: ntoskrnl/rtl/compress.c
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* PROGRAMER: Eric Kohl (ekohl@zr-online.de)
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*/
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/* INCLUDES *****************************************************************/
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#include <ddk/ntddk.h>
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/* MACROS *******************************************************************/
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#define COMPRESSION_FORMAT_MASK 0x00FF
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#define COMPRESSION_ENGINE_MASK 0xFF00
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/* FUNCTIONS ****************************************************************/
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|
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static NTSTATUS
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RtlpCompressBufferLZNT1(USHORT Engine,
|
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PUCHAR UncompressedBuffer,
|
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ULONG UncompressedBufferSize,
|
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PUCHAR CompressedBuffer,
|
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ULONG CompressedBufferSize,
|
||||
ULONG UncompressedChunkSize,
|
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PULONG FinalCompressedSize,
|
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PVOID WorkSpace)
|
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{
|
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return(STATUS_NOT_IMPLEMENTED);
|
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}
|
||||
|
||||
|
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static NTSTATUS
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RtlpWorkSpaceSizeLZNT1(USHORT Engine,
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PULONG BufferAndWorkSpaceSize,
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PULONG FragmentWorkSpaceSize)
|
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{
|
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if (Engine == COMPRESSION_ENGINE_STANDARD)
|
||||
{
|
||||
*BufferAndWorkSpaceSize = 0x8010;
|
||||
*FragmentWorkSpaceSize = 0x1000;
|
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return(STATUS_SUCCESS);
|
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}
|
||||
else if (Engine == COMPRESSION_ENGINE_MAXIMUM)
|
||||
{
|
||||
*BufferAndWorkSpaceSize = 0x10;
|
||||
*FragmentWorkSpaceSize = 0x1000;
|
||||
return(STATUS_SUCCESS);
|
||||
}
|
||||
|
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return(STATUS_NOT_SUPPORTED);
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}
|
||||
|
||||
|
||||
|
||||
|
||||
NTSTATUS STDCALL
|
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RtlCompressBuffer(IN USHORT CompressionFormatAndEngine,
|
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IN PUCHAR UncompressedBuffer,
|
||||
IN ULONG UncompressedBufferSize,
|
||||
OUT PUCHAR CompressedBuffer,
|
||||
IN ULONG CompressedBufferSize,
|
||||
IN ULONG UncompressedChunkSize,
|
||||
OUT PULONG FinalCompressedSize,
|
||||
IN PVOID WorkSpace)
|
||||
{
|
||||
USHORT Format = CompressionFormatAndEngine & COMPRESSION_FORMAT_MASK;
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USHORT Engine = CompressionFormatAndEngine & COMPRESSION_ENGINE_MASK;
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if ((Format == COMPRESSION_FORMAT_NONE) ||
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(Format == COMPRESSION_FORMAT_DEFAULT))
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return(STATUS_INVALID_PARAMETER);
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if (Format == COMPRESSION_FORMAT_LZNT1)
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return(RtlpCompressBufferLZNT1(Engine,
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UncompressedBuffer,
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UncompressedBufferSize,
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CompressedBuffer,
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CompressedBufferSize,
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UncompressedChunkSize,
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FinalCompressedSize,
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WorkSpace));
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return(STATUS_UNSUPPORTED_COMPRESSION);
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}
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||||
|
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NTSTATUS STDCALL
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RtlCompressChunks(IN PUCHAR UncompressedBuffer,
|
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IN ULONG UncompressedBufferSize,
|
||||
OUT PUCHAR CompressedBuffer,
|
||||
IN ULONG CompressedBufferSize,
|
||||
IN OUT PCOMPRESSED_DATA_INFO CompressedDataInfo,
|
||||
IN ULONG CompressedDataInfoLength,
|
||||
IN PVOID WorkSpace)
|
||||
{
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||||
return(STATUS_NOT_IMPLEMENTED);
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}
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|
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|
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NTSTATUS STDCALL
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RtlDecompressBuffer(IN USHORT CompressionFormat,
|
||||
OUT PUCHAR UncompressedBuffer,
|
||||
IN ULONG UncompressedBufferSize,
|
||||
IN PUCHAR CompressedBuffer,
|
||||
IN ULONG CompressedBufferSize,
|
||||
OUT PULONG FinalUncompressedSize)
|
||||
{
|
||||
return(STATUS_NOT_IMPLEMENTED);
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL
|
||||
RtlDecompressChunks(OUT PUCHAR UncompressedBuffer,
|
||||
IN ULONG UncompressedBufferSize,
|
||||
IN PUCHAR CompressedBuffer,
|
||||
IN ULONG CompressedBufferSize,
|
||||
IN PUCHAR CompressedTail,
|
||||
IN ULONG CompressedTailSize,
|
||||
IN PCOMPRESSED_DATA_INFO CompressedDataInfo)
|
||||
{
|
||||
return(STATUS_NOT_IMPLEMENTED);
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL
|
||||
RtlDecompressFragment(IN USHORT CompressionFormat,
|
||||
OUT PUCHAR UncompressedFragment,
|
||||
IN ULONG UncompressedFragmentSize,
|
||||
IN PUCHAR CompressedBuffer,
|
||||
IN ULONG CompressedBufferSize,
|
||||
IN ULONG FragmentOffset,
|
||||
OUT PULONG FinalUncompressedSize,
|
||||
IN PVOID WorkSpace)
|
||||
{
|
||||
return(STATUS_NOT_IMPLEMENTED);
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL
|
||||
RtlDescribeChunk(IN USHORT CompressionFormat,
|
||||
IN OUT PUCHAR *CompressedBuffer,
|
||||
IN PUCHAR EndOfCompressedBufferPlus1,
|
||||
OUT PUCHAR *ChunkBuffer,
|
||||
OUT PULONG ChunkSize)
|
||||
{
|
||||
return(STATUS_NOT_IMPLEMENTED);
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL
|
||||
RtlGetCompressionWorkSpaceSize(IN USHORT CompressionFormatAndEngine,
|
||||
OUT PULONG CompressBufferAndWorkSpaceSize,
|
||||
OUT PULONG CompressFragmentWorkSpaceSize)
|
||||
{
|
||||
USHORT Format = CompressionFormatAndEngine & COMPRESSION_FORMAT_MASK;
|
||||
USHORT Engine = CompressionFormatAndEngine & COMPRESSION_ENGINE_MASK;
|
||||
|
||||
if ((Format == COMPRESSION_FORMAT_NONE) ||
|
||||
(Format == COMPRESSION_FORMAT_DEFAULT))
|
||||
return(STATUS_INVALID_PARAMETER);
|
||||
|
||||
if (Format == COMPRESSION_FORMAT_LZNT1)
|
||||
return(RtlpWorkSpaceSizeLZNT1(Engine,
|
||||
CompressBufferAndWorkSpaceSize,
|
||||
CompressFragmentWorkSpaceSize));
|
||||
|
||||
return(STATUS_UNSUPPORTED_COMPRESSION);
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS STDCALL
|
||||
RtlReserveChunk(IN USHORT CompressionFormat,
|
||||
IN OUT PUCHAR *CompressedBuffer,
|
||||
IN PUCHAR EndOfCompressedBufferPlus1,
|
||||
OUT PUCHAR *ChunkBuffer,
|
||||
IN ULONG ChunkSize)
|
||||
{
|
||||
return(STATUS_NOT_IMPLEMENTED);
|
||||
}
|
||||
|
||||
/* EOF */
|
||||
Loading…
Reference in a new issue