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38 lines
1.3 KiB
C++
38 lines
1.3 KiB
C++
//
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// Created by anonymus-raccoon on 1/28/20.
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//
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#ifndef COMSQUARE_MEMORYSHADOW_HPP
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#define COMSQUARE_MEMORYSHADOW_HPP
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#include <memory>
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#include "IMemory.hpp"
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namespace ComSquare::Memory
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{
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class MemoryShadow : public IMemory {
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private:
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//! @brief Memory to shadow from.
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std::shared_ptr<IMemory> _initial;
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public:
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//! @brief Create a shadow for the memory given as parameter.
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explicit MemoryShadow(std::shared_ptr<IMemory> initial, uint24_t start, uint24_t end);
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MemoryShadow(const MemoryShadow &) = default;
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MemoryShadow &operator=(const MemoryShadow &) = default;
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~MemoryShadow() = default;
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//! @brief Read from the initial IMemory given.
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//! @param addr The address to read from. The address 0x0 should refer to the first byte of the initial IMemory.
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//! @throw InvalidAddress will be thrown if the address is more than the size of the initial IMemory.
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//! @return Return the data at the address.
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uint8_t read(uint24_t addr) override;
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//! @brief Write data to the ram.
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//! @param addr The address to write to. The address 0x0 should refer to the first byte of the initial IMemory.
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//! @param data The data to write.
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//! @throw InvalidAddress will be thrown if the address is more than the size of the initial IMemory.
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void write(uint24_t addr, uint8_t data) override;
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};
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}
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#endif //COMSQUARE_MEMORYSHADOW_HPP
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