88 lines
1.8 KiB
C
88 lines
1.8 KiB
C
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#pragma once
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#include "common/bitfield.h"
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#include "types.h"
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#include <optional>
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#include <string>
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#include <vector>
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struct CheatCode
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{
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enum class InstructionCode : u8
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{
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ConstantWrite8 = 0x30,
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ConstantWrite16 = 0x80,
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Increment16 = 0x10,
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Decrement16 = 0x11,
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Increment8 = 0x20,
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Decrement8 = 0x21,
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CompareEqual16 = 0xD0,
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CompareNotEqual16 = 0xD1,
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CompareLess16 = 0xD2,
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CompareGreater16 = 0xD3,
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CompareEqual8 = 0xE0,
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CompareNotEqual8 = 0xE1,
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CompareLess8 = 0xE2,
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CompareGreater8 = 0xE3,
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Slide = 0x50
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};
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union Instruction
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{
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u64 bits;
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struct
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{
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u32 second;
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u32 first;
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};
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BitField<u64, InstructionCode, 32 + 24, 8> code;
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BitField<u64, u32, 32, 24> address;
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BitField<u64, u16, 0, 16> value16;
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BitField<u64, u8, 0, 8> value8;
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};
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std::string description;
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std::vector<Instruction> instructions;
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bool enabled;
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ALWAYS_INLINE bool Valid() const { return !instructions.empty() && !description.empty(); }
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void Apply() const;
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};
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class CheatList final
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{
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public:
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enum class Format
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{
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Autodetect,
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PCSXR,
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Libretro,
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Count
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};
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CheatList();
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~CheatList();
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ALWAYS_INLINE const CheatCode& GetCode(u32 i) const { return m_codes[i]; }
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ALWAYS_INLINE CheatCode& GetCode(u32 i) { return m_codes[i]; }
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ALWAYS_INLINE u32 GetCodeCount() const { return static_cast<u32>(m_codes.size()); }
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void AddCode(CheatCode cc);
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void RemoveCode(u32 i);
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static std::optional<Format> DetectFileFormat(const char* filename);
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bool LoadFromFile(const char* filename, Format format);
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bool LoadFromPCSXRFile(const char* filename);
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bool LoadFromLibretroFile(const char* filename);
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bool SaveToPCSXRFile(const char* filename);
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void Apply();
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private:
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std::vector<CheatCode> m_codes;
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};
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