Files
ComSquare/sources/Memory/MemoryShadow.hpp
AnonymusRaccoon 235f147109 Adding shadows
2020-01-28 17:29:41 +01:00

36 lines
1.3 KiB
C++

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