FreeRDP/include/freerdp/autodetect.h

/**
 * FreeRDP: A Remote Desktop Protocol Implementation
 * Auto-Detect PDUs
 *
 * Copyright 2014 Dell Software <Mike.McDonald@software.dell.com>
 * Copyright 2014 Vic Lee
 *
 * 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_AUTODETECT_H
#define FREERDP_AUTODETECT_H

#include <freerdp/api.h>
#include <freerdp/freerdp.h>

#ifdef __cplusplus
extern "C"
{
#endif
	typedef struct rdp_autodetect rdpAutoDetect;

	typedef BOOL (*pRTTMeasureRequest)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
	                                   UINT16 sequenceNumber);
	typedef BOOL (*pRTTMeasureResponse)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
	                                    UINT16 sequenceNumber);
	typedef BOOL (*pBandwidthMeasureStart)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
	                                       UINT16 sequenceNumber);
	typedef BOOL (*pBandwidthMeasureStop)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
	                                      UINT16 sequenceNumber);
	typedef BOOL (*pBandwidthMeasureResults)(rdpAutoDetect* autodetect,
	                                         RDP_TRANSPORT_TYPE transport, UINT16 responseType,
	                                         UINT16 sequenceNumber);
	typedef BOOL (*pNetworkCharacteristicsResult)(rdpAutoDetect* autodetect,
	                                              RDP_TRANSPORT_TYPE transport,
	                                              UINT16 sequenceNumber);
	typedef BOOL (*pClientBandwidthMeasureResult)(rdpAutoDetect* autodetect,
	                                              RDP_TRANSPORT_TYPE transport, UINT16 responseType,
	                                              UINT16 sequenceNumber, UINT32 timeDelta,
	                                              UINT32 byteCount);
	typedef BOOL (*pRxTxReceived)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
	                              UINT16 requestType, UINT16 sequenceNumber);

	struct rdp_autodetect
	{
		ALIGN64 rdpContext* context; /* 0 */
		/* RTT measurement */
		ALIGN64 UINT64 rttMeasureStartTime; /* 1 */
		/* Bandwidth measurement */
		ALIGN64 UINT64 bandwidthMeasureStartTime; /* 2 */
		ALIGN64 UINT64 bandwidthMeasureTimeDelta; /* 3 */
		ALIGN64 UINT32 bandwidthMeasureByteCount; /* 4 */
		/* Network characteristics (as reported by server) */
		ALIGN64 UINT32 netCharBandwidth;      /* 5 */
		ALIGN64 UINT32 netCharBaseRTT;        /* 6 */
		ALIGN64 UINT32 netCharAverageRTT;     /* 7 */
		ALIGN64 BOOL bandwidthMeasureStarted; /* 8 */
		ALIGN64 INT32 state;                  /* 9 */
		UINT64 paddingA[16 - 10];             /* 10 */

		ALIGN64 pRTTMeasureRequest RTTMeasureRequest;                       /* 16 */
		ALIGN64 pRTTMeasureResponse RTTMeasureResponse;                     /* 17 */
		ALIGN64 pBandwidthMeasureStart BandwidthMeasureStart;               /* 18 */
		ALIGN64 pBandwidthMeasureStop BandwidthMeasureStop;                 /* 19 */
		ALIGN64 pBandwidthMeasureResults BandwidthMeasureResults;           /* 20 */
		ALIGN64 pNetworkCharacteristicsResult NetworkCharacteristicsResult; /* 21 */
		ALIGN64 pClientBandwidthMeasureResult ClientBandwidthMeasureResult; /* 22 */
		ALIGN64 pRxTxReceived RequestReceived;                              /* 23 */
		ALIGN64 pRxTxReceived ResponseReceived;                             /* 24 */
		UINT64 paddingB[32 - 25];                                           /* 25 */
	};
	FREERDP_API rdpAutoDetect* autodetect_get(rdpContext* context);

#ifdef __cplusplus
}
#endif

#endif /* FREERDP_AUTODETECT_H */