/usr/include/x86_64-linux-gnu/freerdp/codec/mppc_enc.h is in libfreerdp-dev 1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.
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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 | /**
* FreeRDP: A Remote Desktop Protocol Implementation
* Implements Microsoft Point to Point Compression (MPPC) protocol
*
* Copyright 2012 Laxmikant Rashinkar <LK.Rashinkar@gmail.com>
* Copyright 2012 Jay Sorg <jay.sorg@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_CODEC_MPPC_ENCODER_H
#define FREERDP_CODEC_MPPC_ENCODER_H
#include <freerdp/api.h>
#include <freerdp/types.h>
#define PROTO_RDP_40 1
#define PROTO_RDP_50 2
struct rdp_mppc_enc
{
int protocol_type; /* PROTO_RDP_40, PROTO_RDP_50 etc */
char* historyBuffer; /* contains uncompressed data */
char* outputBuffer; /* contains compressed data */
char* outputBufferPlus;
int historyOffset; /* next free slot in historyBuffer */
int buf_len; /* length of historyBuffer, protocol dependant */
int bytes_in_opb; /* compressed bytes available in outputBuffer */
int flags; /* PACKET_COMPRESSED, PACKET_AT_FRONT, PACKET_FLUSHED etc */
int flagsHold;
int first_pkt; /* this is the first pkt passing through enc */
UINT16* hash_table;
};
FREERDP_API BOOL compress_rdp(struct rdp_mppc_enc* enc, BYTE* srcData, int len);
FREERDP_API BOOL compress_rdp_4(struct rdp_mppc_enc* enc, BYTE* srcData, int len);
FREERDP_API BOOL compress_rdp_5(struct rdp_mppc_enc* enc, BYTE* srcData, int len);
FREERDP_API struct rdp_mppc_enc* mppc_enc_new(int protocol_type);
FREERDP_API void mppc_enc_free(struct rdp_mppc_enc* enc);
#endif /* FREERDP_CODEC_MPPC_ENCODER_H */
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