FreeRDP/libfreerdp/core/bulk.h

63 lines
1.9 KiB
C

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