zgfx.h (1938B)
1/** 2 * FreeRDP: A Remote Desktop Protocol Implementation 3 * ZGFX (RDP8) Bulk Data Compression 4 * 5 * Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com> 6 * 7 * Licensed under the Apache License, Version 2.0 (the "License"); 8 * you may not use this file except in compliance with the License. 9 * You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, software 14 * distributed under the License is distributed on an "AS IS" BASIS, 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 * See the License for the specific language governing permissions and 17 * limitations under the License. 18 */ 19 20#ifndef FREERDP_CODEC_ZGFX_H 21#define FREERDP_CODEC_ZGFX_H 22 23#include <freerdp/api.h> 24#include <freerdp/types.h> 25 26#include <freerdp/codec/bulk.h> 27 28#define ZGFX_SEGMENTED_SINGLE 0xE0 29#define ZGFX_SEGMENTED_MULTIPART 0xE1 30 31#define ZGFX_PACKET_COMPR_TYPE_RDP8 0x04 32 33#define ZGFX_SEGMENTED_MAXSIZE 65535 34 35typedef struct _ZGFX_CONTEXT ZGFX_CONTEXT; 36 37#ifdef __cplusplus 38extern "C" 39{ 40#endif 41 42 FREERDP_API int zgfx_decompress(ZGFX_CONTEXT* zgfx, const BYTE* pSrcData, UINT32 SrcSize, 43 BYTE** ppDstData, UINT32* pDstSize, UINT32 flags); 44 FREERDP_API int zgfx_compress(ZGFX_CONTEXT* zgfx, const BYTE* pSrcData, UINT32 SrcSize, 45 BYTE** ppDstData, UINT32* pDstSize, UINT32* pFlags); 46 FREERDP_API int zgfx_compress_to_stream(ZGFX_CONTEXT* zgfx, wStream* sDst, 47 const BYTE* pUncompressed, UINT32 uncompressedSize, 48 UINT32* pFlags); 49 50 FREERDP_API void zgfx_context_reset(ZGFX_CONTEXT* zgfx, BOOL flush); 51 52 FREERDP_API ZGFX_CONTEXT* zgfx_context_new(BOOL Compressor); 53 FREERDP_API void zgfx_context_free(ZGFX_CONTEXT* zgfx); 54 55#ifdef __cplusplus 56} 57#endif 58 59#endif /* FREERDP_CODEC_ZGFX_H */