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33 lines
927 B
C++
33 lines
927 B
C++
#pragma once
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#include <cstdint>
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#include <fstream>
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#include <string>
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#include <vector>
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#include "Memory.h"
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namespace EightBit {
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// A read-only Memory implementation that has a fixed size and will
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// *always* returns the same value, from whichever location
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// is being read.
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class UnusedMemory final : public Memory {
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public:
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UnusedMemory(size_t size, uint8_t value);
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~UnusedMemory() {};
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[[nodiscard]] size_t size() const final;
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[[nodiscard]] uint8_t peek(uint16_t address) const final;
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int load(std::ifstream& file, int writeOffset = 0, int readOffset = 0, int limit = -1) final;
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int load(const std::string& path, int writeOffset = 0, int readOffset = 0, int limit = -1) final;
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int load(const std::vector<uint8_t>& bytes, int writeOffset = 0, int readOffset = 0, int limit = -1) final;
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protected:
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void poke(uint16_t address, uint8_t value) final;
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private:
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size_t m_size;
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uint8_t m_value;
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};
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} |