/usr/include/x86_64-linux-gnu/freerdp/codec/mppc_dec.h is in libfreerdp-dev 1.1.0~git20140921.1.440916e+dfsg1-4+deb8u1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | /**
* FreeRDP: A Remote Desktop Protocol Implementation
* Implements Microsoft Point to Point Compression (MPPC) protocol
*
* Copyright 2011 Laxmikant Rashinkar <LK.Rashinkar@gmail.com>
* Copyright Jiten Pathy
*
* 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_CODEC_MPPC_DECODER_H
#define FREERDP_CODEC_MPPC_DECODER_H
#include <freerdp/api.h>
#include <freerdp/types.h>
/* Compression Types */
#define PACKET_COMPRESSED 0x20
#define PACKET_AT_FRONT 0x40
#define PACKET_FLUSHED 0x80
#define PACKET_COMPR_TYPE_8K 0x00
#define PACKET_COMPR_TYPE_64K 0x01
#define PACKET_COMPR_TYPE_RDP6 0x02
#define PACKET_COMPR_TYPE_RDP61 0x03
#define CompressionTypeMask 0x0F
#define RDP6_HISTORY_BUF_SIZE 65536
#define RDP6_OFFSET_CACHE_SIZE 8
struct rdp_mppc_dec
{
BYTE* history_buf;
UINT16* offset_cache;
BYTE* history_buf_end;
BYTE* history_ptr;
};
FREERDP_API int decompress_rdp(struct rdp_mppc_dec* dec, BYTE* cbuf, int len, int ctype, UINT32* roff, UINT32* rlen);
FREERDP_API int decompress_rdp_4(struct rdp_mppc_dec* dec, BYTE* cbuf, int len, int ctype, UINT32* roff, UINT32* rlen);
FREERDP_API int decompress_rdp_5(struct rdp_mppc_dec* dec, BYTE* cbuf, int len, int ctype, UINT32* roff, UINT32* rlen);
FREERDP_API int decompress_rdp_6(struct rdp_mppc_dec* dec, BYTE* cbuf, int len, int ctype, UINT32* roff, UINT32* rlen);
FREERDP_API int decompress_rdp_61(struct rdp_mppc_dec* dec, BYTE* cbuf, int len, int ctype, UINT32* roff, UINT32* rlen);
FREERDP_API struct rdp_mppc_dec* mppc_dec_new(void);
FREERDP_API void mppc_dec_free(struct rdp_mppc_dec* dec);
#endif /* FREERDP_CODEC_MPPC_DECODER_H */
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