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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* Extended Input channel common definitions
*
* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2014 Thincast Technologies Gmbh.
* Copyright 2014 David FORT <contact@hardening-consulting.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_CHANNEL_RDPEI_H
#define FREERDP_CHANNEL_RDPEI_H
#include <winpr/wtypes.h>
#ifdef __cplusplus
extern "C"
{
#endif
#define RDPINPUT_HEADER_LENGTH 6
#define RDPEI_CHANNEL_NAME "rdpei"
#define RDPEI_DVC_CHANNEL_NAME "Microsoft::Windows::RDS::Input"
/** @brief protocol version */
enum
{
RDPINPUT_PROTOCOL_V10 = 0x00010000,
RDPINPUT_PROTOCOL_V101 = 0x00010001,
RDPINPUT_PROTOCOL_V200 = 0x00020000,
RDPINPUT_PROTOCOL_V300 = 0x00030000
};
/* Server feature flags */
#define SC_READY_MULTIPEN_INJECTION_SUPPORTED 0x0001
/* Client Ready Flags */
#define CS_READY_FLAGS_SHOW_TOUCH_VISUALS 0x00000001
#define CS_READY_FLAGS_DISABLE_TIMESTAMP_INJECTION 0x00000002
#define CS_READY_FLAGS_ENABLE_MULTIPEN_INJECTION 0x00000004
/* 2.2.3.3.1.1 RDPINPUT_TOUCH_CONTACT */
#define CONTACT_DATA_CONTACTRECT_PRESENT 0x0001
#define CONTACT_DATA_ORIENTATION_PRESENT 0x0002
#define CONTACT_DATA_PRESSURE_PRESENT 0x0004
typedef enum
{
RDPINPUT_PEN_CONTACT_PENFLAGS_PRESENT = 0x0001,
RDPINPUT_PEN_CONTACT_PRESSURE_PRESENT = 0x0002,
RDPINPUT_PEN_CONTACT_ROTATION_PRESENT = 0x0004,
RDPINPUT_PEN_CONTACT_TILTX_PRESENT = 0x0008,
RDPINPUT_PEN_CONTACT_TILTY_PRESENT = 0x0010
} RDPINPUT_PEN_FIELDS_PRESENT;
/*
* Valid combinations of RDPINPUT_CONTACT_FLAGS:
*
* See [MS-RDPEI] 2.2.3.3.1.1 RDPINPUT_TOUCH_CONTACT and 3.1.1.1 Touch Contact State Transitions
*
* UP
* UP | CANCELED
* UPDATE
* UPDATE | CANCELED
* DOWN | INRANGE | INCONTACT
* UPDATE | INRANGE | INCONTACT
* UP | INRANGE
* UPDATE | INRANGE
*/
typedef enum
{
RDPINPUT_CONTACT_FLAG_DOWN = 0x0001,
RDPINPUT_CONTACT_FLAG_UPDATE = 0x0002,
RDPINPUT_CONTACT_FLAG_UP = 0x0004,
RDPINPUT_CONTACT_FLAG_INRANGE = 0x0008,
RDPINPUT_CONTACT_FLAG_INCONTACT = 0x0010,
RDPINPUT_CONTACT_FLAG_CANCELED = 0x0020
} RDPINPUT_CONTACT_FLAGS;
typedef enum
{
RDPINPUT_PEN_FLAG_BARREL_PRESSED = 0x0001,
RDPINPUT_PEN_FLAG_ERASER_PRESSED = 0x0002,
RDPINPUT_PEN_FLAG_INVERTED = 0x0004
} RDPINPUT_PEN_FLAGS;
/** @brief a contact point */
typedef struct
{
UINT32 contactId;
UINT16 fieldsPresent; /* Mask of CONTACT_DATA_*_PRESENT values */
INT32 x;
INT32 y;
UINT32 contactFlags; /* See RDPINPUT_CONTACT_FLAG* */
INT16 contactRectLeft; /* Present if CONTACT_DATA_CONTACTRECT_PRESENT */
INT16 contactRectTop; /* Present if CONTACT_DATA_CONTACTRECT_PRESENT */
INT16 contactRectRight; /* Present if CONTACT_DATA_CONTACTRECT_PRESENT */
INT16 contactRectBottom; /* Present if CONTACT_DATA_CONTACTRECT_PRESENT */
UINT32 orientation; /* Present if CONTACT_DATA_ORIENTATION_PRESENT, values in degree, [0-359] */
UINT32 pressure; /* Present if CONTACT_DATA_PRESSURE_PRESENT, normalized value [0-1024] */
} RDPINPUT_CONTACT_DATA;
/** @brief a frame containing contact points */
typedef struct
{
UINT16 contactCount;
UINT64 frameOffset;
RDPINPUT_CONTACT_DATA* contacts;
} RDPINPUT_TOUCH_FRAME;
/** @brief a touch event with some frames*/
typedef struct
{
UINT32 encodeTime;
UINT16 frameCount;
RDPINPUT_TOUCH_FRAME* frames;
} RDPINPUT_TOUCH_EVENT;
typedef struct
{
UINT8 deviceId;
UINT16 fieldsPresent; /* Mask of RDPINPUT_PEN_FIELDS_PRESENT values */
INT32 x;
INT32 y;
UINT32 contactFlags; /* See RDPINPUT_CONTACT_FLAG* */
UINT32 penFlags; /* Present if RDPINPUT_PEN_CONTACT_PENFLAGS_PRESENT, values see
RDPINPUT_PEN_FLAGS */
UINT16 rotation; /* Present if RDPINPUT_PEN_CONTACT_ROTATION_PRESENT, In degree, [0-359] */
UINT32
pressure; /* Present if RDPINPUT_PEN_CONTACT_PRESSURE_PRESENT, normalized value [0-1024] */
INT16 tiltX; /* Present if PEN_CONTACT_TILTX_PRESENT, range [-90, 90] */
INT16 tiltY; /* Present if PEN_CONTACT_TILTY_PRESENT, range [-90, 90] */
} RDPINPUT_PEN_CONTACT;
typedef struct
{
UINT16 contactCount;
UINT64 frameOffset;
RDPINPUT_PEN_CONTACT* contacts;
} RDPINPUT_PEN_FRAME;
/** @brief a touch event with some frames*/
typedef struct
{
UINT32 encodeTime;
UINT16 frameCount;
RDPINPUT_PEN_FRAME* frames;
} RDPINPUT_PEN_EVENT;
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_CHANNEL_RDPEI_H */
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