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virtualbox/include/VBox/RemoteDesktop/VRDEInput.h
Daniel Baumann df1bda4fe9
Adding upstream version 7.0.20-dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 09:56:04 +02:00

234 lines
7.2 KiB
C

/** @file
* VBox Remote Desktop Extension (VRDE) - Input interface.
*/
/*
* Copyright (C) 2013-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
#ifndef VBOX_INCLUDED_RemoteDesktop_VRDEInput_h
#define VBOX_INCLUDED_RemoteDesktop_VRDEInput_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <VBox/RemoteDesktop/VRDE.h>
/*
* Interface for receiving input events from the client.
*/
/* All structures in this file are packed.
* Everything is little-endian.
*/
#pragma pack(1)
/*
* The application interface between VirtualBox and the VRDE server.
*/
#define VRDE_INPUT_INTERFACE_NAME "VRDE::INPUT"
/*
* Supported input methods.
*/
#define VRDE_INPUT_METHOD_TOUCH 1
/*
* fu32Flags for VRDEInputSetup
*/
#define VRDE_INPUT_F_ENABLE 1
/* The interface entry points. Interface version 1. */
typedef struct VRDEINPUTINTERFACE
{
/* The header. */
VRDEINTERFACEHDR header;
/* Tell the server that an input method will be used or disabled, etc.
* VRDECallbackInputSetup will be called with a result.
*
* @param hServer The VRDE server instance.
* @param u32Method The method VRDE_INPUT_METHOD_*.
* @param fu32Flags What to do with the method VRDE_INPUT_F_*.
* @param pvSetup Method specific parameters (optional).
* @param cbSetup Size of method specific parameters (optional).
*/
DECLR3CALLBACKMEMBER(void, VRDEInputSetup, (HVRDESERVER hServer,
uint32_t u32Method,
uint32_t fu32Flags,
const void *pvSetup,
uint32_t cbSetup));
} VRDEINPUTINTERFACE;
/* Interface callbacks. */
typedef struct VRDEINPUTCALLBACKS
{
/* The header. */
VRDEINTERFACEHDR header;
/* VRDPInputSetup async result.
*
* @param pvCallback The callbacks context specified in VRDEGetInterface.
* @param rcSetup The result code of the request.
* @param u32Method The method VRDE_INPUT_METHOD_*.
* @param pvResult The result information.
* @param cbResult The size of buffer pointed by pvResult.
*/
DECLR3CALLBACKMEMBER(void, VRDECallbackInputSetup,(void *pvCallback,
int rcRequest,
uint32_t u32Method,
const void *pvResult,
uint32_t cbResult));
/* Input event.
*
* @param pvCallback The callbacks context specified in VRDEGetInterface.
* @param u32Method The method VRDE_INPUT_METHOD_*.
* @param pvEvent The event data.
* @param cbEvent The size of buffer pointed by pvEvent.
*/
DECLR3CALLBACKMEMBER(void, VRDECallbackInputEvent,(void *pvCallback,
uint32_t u32Method,
const void *pvEvent,
uint32_t cbEvent));
} VRDEINPUTCALLBACKS;
/*
* Touch input definitions VRDE_INPUT_METHOD_TOUCH.
*/
/* pvResult is not used */
/* RDPINPUT_HEADER */
typedef struct VRDEINPUTHEADER
{
uint16_t u16EventId;
uint32_t u32PDULength;
} VRDEINPUTHEADER;
/* VRDEINPUTHEADER::u16EventId */
#define VRDEINPUT_EVENTID_SC_READY 0x0001
#define VRDEINPUT_EVENTID_CS_READY 0x0002
#define VRDEINPUT_EVENTID_TOUCH 0x0003
#define VRDEINPUT_EVENTID_SUSPEND_TOUCH 0x0004
#define VRDEINPUT_EVENTID_RESUME_TOUCH 0x0005
#define VRDEINPUT_EVENTID_DISMISS_HOVERING_CONTACT 0x0006
/* RDPINPUT_SC_READY_PDU */
typedef struct VRDEINPUT_SC_READY_PDU
{
VRDEINPUTHEADER header;
uint32_t u32ProtocolVersion;
} VRDEINPUT_SC_READY_PDU;
#define VRDEINPUT_PROTOCOL_V1 0x00010000
#define VRDEINPUT_PROTOCOL_V101 0x00010001
/* RDPINPUT_CS_READY_PDU */
typedef struct VRDEINPUT_CS_READY_PDU
{
VRDEINPUTHEADER header;
uint32_t u32Flags;
uint32_t u32ProtocolVersion;
uint16_t u16MaxTouchContacts;
} VRDEINPUT_CS_READY_PDU;
#define VRDEINPUT_READY_FLAGS_SHOW_TOUCH_VISUALS 0x00000001
#define VRDEINPUT_READY_FLAGS_DISABLE_TIMESTAMP_INJECTION 0x00000002
/* RDPINPUT_CONTACT_DATA */
typedef struct VRDEINPUT_CONTACT_DATA
{
uint8_t u8ContactId;
uint16_t u16FieldsPresent;
int32_t i32X;
int32_t i32Y;
uint32_t u32ContactFlags;
int16_t i16ContactRectLeft;
int16_t i16ContactRectTop;
int16_t i16ContactRectRight;
int16_t i16ContactRectBottom;
uint32_t u32Orientation;
uint32_t u32Pressure;
} VRDEINPUT_CONTACT_DATA;
#define VRDEINPUT_CONTACT_DATA_CONTACTRECT_PRESENT 0x0001
#define VRDEINPUT_CONTACT_DATA_ORIENTATION_PRESENT 0x0002
#define VRDEINPUT_CONTACT_DATA_PRESSURE_PRESENT 0x0004
#define VRDEINPUT_CONTACT_FLAG_DOWN 0x0001
#define VRDEINPUT_CONTACT_FLAG_UPDATE 0x0002
#define VRDEINPUT_CONTACT_FLAG_UP 0x0004
#define VRDEINPUT_CONTACT_FLAG_INRANGE 0x0008
#define VRDEINPUT_CONTACT_FLAG_INCONTACT 0x0010
#define VRDEINPUT_CONTACT_FLAG_CANCELED 0x0020
/* RDPINPUT_TOUCH_FRAME */
typedef struct VRDEINPUT_TOUCH_FRAME
{
uint16_t u16ContactCount;
uint64_t u64FrameOffset;
VRDEINPUT_CONTACT_DATA aContacts[1];
} VRDEINPUT_TOUCH_FRAME;
/* RDPINPUT_TOUCH_EVENT_PDU */
typedef struct VRDEINPUT_TOUCH_EVENT_PDU
{
VRDEINPUTHEADER header;
uint32_t u32EncodeTime;
uint16_t u16FrameCount;
VRDEINPUT_TOUCH_FRAME aFrames[1];
} VRDEINPUT_TOUCH_EVENT_PDU;
/* RDPINPUT_SUSPEND_TOUCH_PDU */
typedef struct VRDEINPUT_SUSPEND_TOUCH_PDU
{
VRDEINPUTHEADER header;
} VRDEINPUT_SUSPEND_TOUCH_PDU;
/* RDPINPUT_RESUME_TOUCH_PDU */
typedef struct VRDEINPUT_RESUME_TOUCH_PDU
{
VRDEINPUTHEADER header;
} VRDEINPUT_RESUME_TOUCH_PDU;
/* RDPINPUT_DISMISS_HOVERING_CONTACT_PDU */
typedef struct VRDEINPUT_DISMISS_HOVERING_CONTACT_PDU
{
VRDEINPUTHEADER header;
uint8_t u8ContactId;
} VRDEINPUT_DISMISS_HOVERING_CONTACT_PDU;
#pragma pack()
#endif /* !VBOX_INCLUDED_RemoteDesktop_VRDEInput_h */