79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <functional>
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#include <span>
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#include <vector>
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#include "common/common_types.h"
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namespace Kernel {
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class KThread;
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}
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namespace Core {
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enum class DebuggerAction {
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Interrupt, ///< Stop emulation as soon as possible.
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Continue, ///< Resume emulation.
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StepThreadLocked, ///< Step the currently-active thread without resuming others.
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StepThreadUnlocked, ///< Step the currently-active thread and resume others.
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ShutdownEmulation, ///< Shut down the emulator.
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};
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class DebuggerBackend {
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public:
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virtual ~DebuggerBackend() = default;
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/**
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* Can be invoked from a callback to synchronously wait for more data.
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* Will return as soon as least one byte is received. Reads up to 4096 bytes.
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*/
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virtual std::span<const u8> ReadFromClient() = 0;
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/**
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* Can be invoked from a callback to write data to the client.
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* Returns immediately after the data is sent.
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*/
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virtual void WriteToClient(std::span<const u8> data) = 0;
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/**
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* Gets the currently active thread when the debugger is stopped.
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*/
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virtual Kernel::KThread* GetActiveThread() = 0;
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/**
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* Sets the currently active thread when the debugger is stopped.
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*/
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virtual void SetActiveThread(Kernel::KThread* thread) = 0;
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};
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class DebuggerFrontend {
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public:
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explicit DebuggerFrontend(DebuggerBackend& backend_) : backend{backend_} {}
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virtual ~DebuggerFrontend() = default;
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/**
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* Called after the client has successfully connected to the port.
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*/
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virtual void Connected() = 0;
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/**
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* Called when emulation has stopped.
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*/
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virtual void Stopped(Kernel::KThread* thread) = 0;
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/**
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* Called when new data is asynchronously received on the client socket.
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* A list of actions to perform is returned.
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*/
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[[nodiscard]] virtual std::vector<DebuggerAction> ClientData(std::span<const u8> data) = 0;
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protected:
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DebuggerBackend& backend;
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};
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} // namespace Core
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