59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Bulk Compression
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*
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* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FREERDP_CORE_BULK_H
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#define FREERDP_CORE_BULK_H
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typedef struct rdp_bulk rdpBulk;
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#include "rdp.h"
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#include <freerdp/codec/mppc.h>
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#include <freerdp/codec/ncrush.h>
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struct rdp_bulk
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{
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rdpContext* context;
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UINT32 CompressionLevel;
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UINT32 CompressionMaxSize;
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MPPC_CONTEXT* mppcSend;
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MPPC_CONTEXT* mppcRecv;
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NCRUSH_CONTEXT* ncrushRecv;
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NCRUSH_CONTEXT* ncrushSend;
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BYTE OutputBuffer[65536];
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UINT64 TotalCompressedBytes;
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UINT64 TotalUncompressedBytes;
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};
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#define BULK_COMPRESSION_FLAGS_MASK 0xE0
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#define BULK_COMPRESSION_TYPE_MASK 0x0F
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UINT32 bulk_compression_level(rdpBulk* bulk);
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UINT32 bulk_compression_max_size(rdpBulk* bulk);
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int bulk_decompress(rdpBulk* bulk, BYTE* pSrcData, UINT32 SrcSize, BYTE** ppDstData, UINT32* pDstSize, UINT32 flags);
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int bulk_compress(rdpBulk* bulk, BYTE* pSrcData, UINT32 SrcSize, BYTE** ppDstData, UINT32* pDstSize, UINT32* pFlags);
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void bulk_reset(rdpBulk* bulk);
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rdpBulk* bulk_new(rdpContext* context);
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void bulk_free(rdpBulk* bulk);
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#endif /* FREERDP_CORE_BULK_H */
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