mirror of https://github.com/FreeRDP/FreeRDP
145 lines
6.3 KiB
C
145 lines
6.3 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* Auto-Detect PDUs
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*
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* Copyright 2014 Dell Software <Mike.McDonald@software.dell.com>
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* Copyright 2014 Vic Lee
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FREERDP_AUTODETECT_H
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#define FREERDP_AUTODETECT_H
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#include <freerdp/api.h>
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#include <freerdp/types.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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typedef enum
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{
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FREERDP_AUTODETECT_STATE_INITIAL,
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FREERDP_AUTODETECT_STATE_REQUEST,
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FREERDP_AUTODETECT_STATE_RESPONSE,
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FREERDP_AUTODETECT_STATE_COMPLETE,
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FREERDP_AUTODETECT_STATE_FAIL
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} FREERDP_AUTODETECT_STATE;
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typedef enum
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{
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RDP_NETCHAR_RESERVED = 0x0000U,
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/* The baseRTT and averageRTT fields are valid */
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RDP_NETCHAR_RESULT_TYPE_BASE_RTT_AVG_RTT = 0x0840U,
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/* The bandwidth and averageRTT fields are valid */
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RDP_NETCHAR_RESULT_TYPE_BW_AVG_RTT = 0x0880U,
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/* The baseRTT, bandwidth and averageRTT fields are valid */
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RDP_NETCHAR_RESULT_TYPE_BASE_RTT_BW_AVG_RTT = 0x08C0U
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} RDP_NETCHAR_RESULT_TYPE;
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typedef enum
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{
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RDP_BW_RESULTS_RESPONSE_TYPE_CONNECTTIME = 0x0003,
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RDP_BW_RESULTS_RESPONSE_TYPE_CONTINUOUS = 0x000B
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} RDP_BW_RESULTS_RESPONSE_TYPE;
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typedef struct rdp_autodetect rdpAutoDetect;
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typedef struct rdp_network_characteristics_result rdpNetworkCharacteristicsResult;
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typedef BOOL (*pRTTMeasureRequest)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
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UINT16 sequenceNumber);
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typedef BOOL (*pRTTMeasureResponse)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
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UINT16 sequenceNumber);
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typedef BOOL (*pBandwidthMeasureStart)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
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UINT16 sequenceNumber);
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typedef BOOL (*pBandwidthMeasurePayload)(rdpAutoDetect* autodetect,
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RDP_TRANSPORT_TYPE transport, UINT16 sequenceNumber,
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UINT16 payloadLength);
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typedef BOOL (*pBandwidthMeasureStop)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
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UINT16 sequenceNumber, UINT16 payloadLength);
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typedef BOOL (*pBandwidthMeasureResults)(rdpAutoDetect* autodetect,
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RDP_TRANSPORT_TYPE transport, UINT16 sequenceNumber,
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UINT16 responseType, UINT32 timeDelta,
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UINT32 byteCount);
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typedef BOOL (*pNetworkCharacteristicsResult)(rdpAutoDetect* autodetect,
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RDP_TRANSPORT_TYPE transport,
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UINT16 sequenceNumber,
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const rdpNetworkCharacteristicsResult* result);
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typedef BOOL (*pClientBandwidthMeasureResult)(rdpAutoDetect* autodetect,
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RDP_TRANSPORT_TYPE transport, UINT16 responseType,
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UINT16 sequenceNumber, UINT32 timeDelta,
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UINT32 byteCount);
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typedef BOOL (*pNetworkCharacteristicsSync)(rdpAutoDetect* autodetect,
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RDP_TRANSPORT_TYPE transport, UINT16 sequenceNumber,
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UINT32 bandwidth, UINT32 rtt);
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typedef BOOL (*pRxTxReceived)(rdpAutoDetect* autodetect, RDP_TRANSPORT_TYPE transport,
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UINT16 requestType, UINT16 sequenceNumber);
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typedef FREERDP_AUTODETECT_STATE (*pOnConnectTimeAutoDetect)(rdpAutoDetect* autodetect);
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struct rdp_network_characteristics_result
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{
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/* Specifies, which fields are valid */
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RDP_NETCHAR_RESULT_TYPE type;
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/* Lowest detected round-trip time in milliseconds. */
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UINT32 baseRTT;
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/* Current average round-trip time in milliseconds. */
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UINT32 averageRTT;
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/* Current bandwidth in kilobits per second. */
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UINT32 bandwidth;
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};
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struct rdp_autodetect
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{
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ALIGN64 rdpContext* context; /* 0 */
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/* RTT measurement */
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ALIGN64 UINT64 rttMeasureStartTime; /* 1 */
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/* Bandwidth measurement */
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ALIGN64 UINT64 bandwidthMeasureStartTime; /* 2 */
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ALIGN64 UINT64 bandwidthMeasureTimeDelta; /* 3 */
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ALIGN64 UINT32 bandwidthMeasureByteCount; /* 4 */
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/* Network characteristics (as reported by server) */
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ALIGN64 UINT32 netCharBandwidth; /* 5 */
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ALIGN64 UINT32 netCharBaseRTT; /* 6 */
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ALIGN64 UINT32 netCharAverageRTT; /* 7 */
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ALIGN64 BOOL bandwidthMeasureStarted; /* 8 */
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ALIGN64 FREERDP_AUTODETECT_STATE state; /* 9 */
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ALIGN64 void* custom; /* 10 */
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ALIGN64 wLog* log; /* 11 */
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UINT64 paddingA[16 - 12]; /* 12 */
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ALIGN64 pRTTMeasureRequest RTTMeasureRequest; /* 16 */
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ALIGN64 pRTTMeasureResponse RTTMeasureResponse; /* 17 */
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ALIGN64 pBandwidthMeasureStart BandwidthMeasureStart; /* 18 */
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ALIGN64 pBandwidthMeasurePayload BandwidthMeasurePayload; /* 19 */
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ALIGN64 pBandwidthMeasureStop BandwidthMeasureStop; /* 20 */
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ALIGN64 pBandwidthMeasureResults BandwidthMeasureResults; /* 21 */
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ALIGN64 pNetworkCharacteristicsResult NetworkCharacteristicsResult; /* 22 */
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ALIGN64 pClientBandwidthMeasureResult ClientBandwidthMeasureResult; /* 23 */
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ALIGN64 pNetworkCharacteristicsSync NetworkCharacteristicsSync; /* 24 */
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ALIGN64 pRxTxReceived RequestReceived; /* 25 */
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ALIGN64 pRxTxReceived ResponseReceived; /* 26 */
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ALIGN64 pOnConnectTimeAutoDetect OnConnectTimeAutoDetectBegin; /* 27 */
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ALIGN64 pOnConnectTimeAutoDetect OnConnectTimeAutoDetectProgress; /* 28 */
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UINT64 paddingB[32 - 29]; /* 29 */
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};
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FREERDP_API rdpAutoDetect* autodetect_get(rdpContext* context);
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#ifdef __cplusplus
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}
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#endif
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#endif /* FREERDP_AUTODETECT_H */
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