87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <atomic>
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#include <memory>
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#include <vector>
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#include "common/common_types.h"
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#include "core/memory/dmnt_cheat_types.h"
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#include "core/memory/dmnt_cheat_vm.h"
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namespace Core {
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class System;
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}
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namespace Core::Timing {
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class CoreTiming;
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struct EventType;
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} // namespace Core::Timing
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namespace Core::Memory {
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class StandardVmCallbacks : public DmntCheatVm::Callbacks {
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public:
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StandardVmCallbacks(Core::System& system, const CheatProcessMetadata& metadata);
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~StandardVmCallbacks() override;
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void MemoryRead(VAddr address, void* data, u64 size) override;
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void MemoryWrite(VAddr address, const void* data, u64 size) override;
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u64 HidKeysDown() override;
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void DebugLog(u8 id, u64 value) override;
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void CommandLog(std::string_view data) override;
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private:
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VAddr SanitizeAddress(VAddr address) const;
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const CheatProcessMetadata& metadata;
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Core::System& system;
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};
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// Intermediary class that parses a text file or other disk format for storing cheats into a
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// CheatList object, that can be used for execution.
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class CheatParser {
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public:
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virtual ~CheatParser();
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virtual std::vector<CheatEntry> Parse(const Core::System& system,
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std::string_view data) const = 0;
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};
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// CheatParser implementation that parses text files
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class TextCheatParser final : public CheatParser {
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public:
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~TextCheatParser() override;
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std::vector<CheatEntry> Parse(const Core::System& system, std::string_view data) const override;
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};
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// Class that encapsulates a CheatList and manages its interaction with memory and CoreTiming
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class CheatEngine final {
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public:
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CheatEngine(Core::System& system_, std::vector<CheatEntry> cheats_,
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const std::array<u8, 0x20>& build_id);
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~CheatEngine();
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void Initialize();
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void SetMainMemoryParameters(VAddr main_region_begin, u64 main_region_size);
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void Reload(std::vector<CheatEntry> cheats);
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private:
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void FrameCallback(u64 userdata, s64 cycles_late);
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DmntCheatVm vm;
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CheatProcessMetadata metadata;
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std::vector<CheatEntry> cheats;
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std::atomic_bool is_pending_reload{false};
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std::shared_ptr<Core::Timing::EventType> event;
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Core::Timing::CoreTiming& core_timing;
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Core::System& system;
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};
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} // namespace Core::Memory
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