Files
LookingGlass/idd/LGIdd/transport/ITransport.h
2026-08-13 04:08:49 +10:00

88 lines
2.2 KiB
C++

/**
* Looking Glass
* Copyright © 2017-2026 The Looking Glass Authors
* https://looking-glass.io
*
* 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; either version 2 of the License, or (at your option)
* any later version.
*
* 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, write to the Free Software Foundation, Inc., 59
* Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#pragma once
#include "transport/DirectFrameBufferMemory.h"
#include "transport/FrameMemoryLimits.h"
#include <stddef.h>
#include <stdint.h>
class IControlTransport;
class IFrameTransport;
class IInputTransport;
class ITransportEvents
{
public:
virtual ~ITransportEvents() = default;
virtual void OnSetCursorPos(int32_t x, int32_t y) = 0;
virtual void OnSetResolution(uint32_t width, uint32_t height) = 0;
virtual void OnRecoveryRequest(
uint64_t session, uint32_t serial, bool active) = 0;
};
class ITransport
{
public:
using BackendId = uint32_t;
enum class OpenResult
{
SUCCESS,
RETRY,
FAILURE,
};
enum class ProcessResult
{
OK,
RETRY,
FAILURE,
};
enum class Recovery
{
NORMAL,
ACTIVE,
FAILED,
};
virtual ~ITransport() = default;
virtual OpenResult Open() = 0;
virtual bool Initialize() = 0;
virtual bool Setup(size_t alignment) = 0;
virtual ProcessResult Process(ITransportEvents& events) = 0;
virtual void Stop() = 0;
virtual void SyncRecovery() {}
virtual void RecoveryStatus(
uint64_t, uint32_t, bool, Recovery, uint32_t) {}
virtual FrameMemoryLimits GetMemoryLimits() const = 0;
virtual DirectFrameBufferMemory GetDirectMemory() const = 0;
virtual IFrameTransport& Frames() = 0;
virtual IControlTransport& Control() = 0;
virtual IInputTransport * Input() { return nullptr; }
};