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https://github.com/reactos/reactos.git
synced 2025-04-05 13:11:22 +00:00
Added compression stubs
svn path=/trunk/; revision=3328
This commit is contained in:
Eric Kohl
parent
383eddd11e
commit
5e4fc8c66d
4 changed files with 224 additions and 12 deletions
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@ -1,4 +1,4 @@
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; $Id: ntdll.def,v 1.85 2002/07/29 15:37:05 ekohl Exp $
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; $Id: ntdll.def,v 1.86 2002/08/10 21:57:21 ekohl Exp $
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;
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; ReactOS Operating System
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;
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@ -313,7 +313,7 @@ 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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RtlCompressBuffer@32
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;RtlConsoleMultiByteToUnicodeN
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RtlConvertExclusiveToShared@4
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RtlConvertLongToLargeInteger@4
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@ -347,8 +347,8 @@ RtlCreateUserThread@40
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RtlCustomCPToUnicodeN@24
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;RtlCutoverTimeToSystemTime
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RtlDeNormalizeProcessParams@4
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;RtlDecompressBuffer
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;RtlDecompressFragment
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RtlDecompressBuffer@24
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RtlDecompressFragment@32
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;RtlDelete
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RtlDeleteAce@8
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RtlDeleteAtomFromAtomTable@8
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@ -415,7 +415,7 @@ RtlFreeUserThreadStack@8
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RtlGenerate8dot3Name@16
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RtlGetAce@12
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;RtlGetCallersAddress
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;RtlGetCompressionWorkSpaceSize
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RtlGetCompressionWorkSpaceSize@12
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RtlGetControlSecurityDescriptor@12
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RtlGetCurrentDirectory_U@8
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RtlGetDaclSecurityDescriptor@16
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@ -1,4 +1,4 @@
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; $Id: ntdll.edf,v 1.74 2002/07/29 15:37:06 ekohl Exp $
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; $Id: ntdll.edf,v 1.75 2002/08/10 21:57:21 ekohl Exp $
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;
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; ReactOS Operating System
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;
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@ -313,7 +313,7 @@ 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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RtlCompressBuffer=RtlCompressBuffer@32
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;RtlConsoleMultiByteToUnicodeN
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RtlConvertExclusiveToShared=RtlConvertExclusiveToShared@4
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RtlConvertLongToLargeInteger=RtlConvertLongToLargeInteger@4
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@ -347,8 +347,8 @@ RtlCreateUserThread=RtlCreateUserThread@40
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RtlCustomCPToUnicodeN=RtlCustomCPToUnicodeN@24
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;RtlCutoverTimeToSystemTime
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RtlDeNormalizeProcessParams=RtlDeNormalizeProcessParams@4
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;RtlDecompressBuffer
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;RtlDecompressFragment
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RtlDecompressBuffer=RtlDecompressBuffer@24
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RtlDecompressFragment=RtlDecompressFragment@32
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;RtlDelete
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RtlDeleteAce=RtlDeleteAce@8
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RtlDeleteAtomFromAtomTable=RtlDeleteAtomFromAtomTable@8
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@ -414,7 +414,7 @@ RtlFreeUserThreadStack=RtlFreeUserThreadStack@8
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RtlGenerate8dot3Name=RtlGenerate8dot3Name@16
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RtlGetAce=RtlGetAce@12
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;RtlGetCallersAddress
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;RtlGetCompressionWorkSpaceSize
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RtlGetCompressionWorkSpaceSize=RtlGetCompressionWorkSpaceSize@12
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RtlGetControlSecurityDescriptor=RtlGetControlSecurityDescriptor@12
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RtlGetCurrentDirectory_U=RtlGetCurrentDirectory_U@8
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RtlGetDaclSecurityDescriptor=RtlGetDaclSecurityDescriptor@16
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@ -1,4 +1,4 @@
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# $Id: makefile,v 1.71 2002/06/05 16:51:41 ekohl Exp $
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# $Id: makefile,v 1.72 2002/08/10 21:57:08 ekohl Exp $
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PATH_TO_TOP = ../..
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@ -31,7 +31,7 @@ RTL_OBJECTS = rtl/critical.o rtl/error.o rtl/heap.o rtl/largeint.o \
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rtl/access.o rtl/apc.o rtl/callback.o rtl/luid.o rtl/misc.o \
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rtl/registry.o rtl/exception.o rtl/intrlck.o rtl/resource.o \
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rtl/handle.o rtl/atom.o rtl/message.o rtl/timezone.o \
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rtl/propvar.o rtl/security.o rtl/dos8dot3.o
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rtl/propvar.o rtl/security.o rtl/dos8dot3.o rtl/compress.o
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STDIO_OBJECTS = stdio/sprintf.o stdio/swprintf.o
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212
reactos/lib/ntdll/rtl/compress.c
Normal file
212
reactos/lib/ntdll/rtl/compress.c
Normal file
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@ -0,0 +1,212 @@
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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
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* $Id: compress.c,v 1.1 2002/08/10 21:57:41 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: lib/ntdll/rtl/compress.c
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* PROGRAMER: Eric Kohl (ekohl@rz-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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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,
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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)
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{
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*BufferAndWorkSpaceSize = 0x8010;
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*FragmentWorkSpaceSize = 0x1000;
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return(STATUS_SUCCESS);
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}
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else if (Engine == COMPRESSION_ENGINE_MAXIMUM)
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{
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*BufferAndWorkSpaceSize = 0x10;
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*FragmentWorkSpaceSize = 0x1000;
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return(STATUS_SUCCESS);
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}
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return(STATUS_NOT_SUPPORTED);
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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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{
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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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#if 0
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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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{
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return(STATUS_NOT_IMPLEMENTED);
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}
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#endif
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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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{
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return(STATUS_NOT_IMPLEMENTED);
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}
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#if 0
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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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{
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return(STATUS_NOT_IMPLEMENTED);
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}
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#endif
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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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{
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return(STATUS_NOT_IMPLEMENTED);
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}
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#if 0
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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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{
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return(STATUS_NOT_IMPLEMENTED);
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}
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#endif
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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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{
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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(RtlpWorkSpaceSizeLZNT1(Engine,
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CompressBufferAndWorkSpaceSize,
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CompressFragmentWorkSpaceSize));
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return(STATUS_UNSUPPORTED_COMPRESSION);
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}
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#if 0
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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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return(STATUS_NOT_IMPLEMENTED);
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}
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#endif
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/* EOF */
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