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https://github.com/PCSX2/pcsx2.git
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chaoticgd
53 lines
2.0 KiB
C++
53 lines
2.0 KiB
C++
// SPDX-FileCopyrightText: 2002-2025 PCSX2 Dev Team
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// SPDX-License-Identifier: GPL-3.0+
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#pragma once
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#include "Pcsx2Types.h"
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#include <type_traits>
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template <typename Value>
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concept MemoryAccessType = std::is_same_v<Value, u8> || std::is_same_v<Value, s8> ||
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std::is_same_v<Value, u16> || std::is_same_v<Value, s16> ||
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std::is_same_v<Value, u32> || std::is_same_v<Value, s32> ||
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std::is_same_v<Value, u64> || std::is_same_v<Value, s64> ||
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std::is_same_v<Value, u128> || std::is_same_v<Value, s128>;
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/// Interface for reading/writing guest memory.
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class MemoryInterface
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{
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public:
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virtual u8 Read8(u32 address, bool* valid = nullptr) = 0;
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virtual u16 Read16(u32 address, bool* valid = nullptr) = 0;
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virtual u32 Read32(u32 address, bool* valid = nullptr) = 0;
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virtual u64 Read64(u32 address, bool* valid = nullptr) = 0;
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virtual u128 Read128(u32 address, bool* valid = nullptr) = 0;
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virtual bool ReadBytes(u32 address, void* dest, u32 size) = 0;
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template <MemoryAccessType Value>
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Value Read(u32 address, bool* valid = nullptr);
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virtual bool Write8(u32 address, u8 value) = 0;
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virtual bool Write16(u32 address, u16 value) = 0;
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virtual bool Write32(u32 address, u32 value) = 0;
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virtual bool Write64(u32 address, u64 value) = 0;
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virtual bool Write128(u32 address, u128 value) = 0;
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virtual bool WriteBytes(u32 address, void* src, u32 size) = 0;
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template <MemoryAccessType Value>
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bool Write(u32 address, Value value);
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bool IdempotentWrite8(u32 address, u8 value);
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bool IdempotentWrite16(u32 address, u16 value);
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bool IdempotentWrite32(u32 address, u32 value);
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bool IdempotentWrite64(u32 address, u64 value);
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bool IdempotentWrite128(u32 address, u128 value);
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bool IdempotentWriteBytes(u32 address, void* src, u32 size);
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template <MemoryAccessType Value>
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bool IdempotentWrite(u32 address, Value value);
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virtual bool CompareBytes(u32 address, void* src, u32 size) = 0;
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};
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