mirror of
https://github.com/gnif/LookingGlass.git
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bacf376305
Add a protocol-independent recovery channel outside LGMP so clients can request a usable guest display even when transport versions differ. Synchronize recovery state with the helper across driver restarts and restore the configured topology without persisting temporary changes.
78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
/**
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* Looking Glass
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* Copyright © 2017-2026 The Looking Glass Authors
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* https://looking-glass.io
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#pragma once
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#include "transport/DirectFrameBufferMemory.h"
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#include "transport/FrameMemoryLimits.h"
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#include <stddef.h>
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#include <stdint.h>
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class IControlTransport;
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class IFrameTransport;
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class IInputTransport;
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class ITransportEvents
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{
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public:
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virtual ~ITransportEvents() = default;
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virtual void OnSetCursorPos(int32_t x, int32_t y) = 0;
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virtual void OnSetResolution(uint32_t width, uint32_t height) = 0;
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virtual void OnRecoveryRequest(
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uint64_t session, uint32_t serial, bool active) = 0;
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};
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class ITransport
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{
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public:
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enum class OpenResult
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{
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SUCCESS,
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RETRY,
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FAILURE,
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};
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enum class Recovery
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{
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NORMAL,
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ACTIVE,
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FAILED,
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};
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virtual ~ITransport() = default;
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virtual OpenResult Open() = 0;
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virtual bool Initialize() = 0;
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virtual bool Setup(size_t alignment) = 0;
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virtual void Process(ITransportEvents& events) = 0;
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virtual void SyncRecovery() {}
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virtual void RecoveryStatus(
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uint64_t, uint32_t, bool, Recovery, uint32_t) {}
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virtual FrameMemoryLimits GetMemoryLimits() const = 0;
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virtual DirectFrameBufferMemory GetDirectMemory() const = 0;
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virtual IFrameTransport& Frames() = 0;
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virtual IControlTransport& Control() = 0;
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virtual IInputTransport * Input() { return nullptr; }
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};
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