i_virtual_memory.h

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#pragma once
 
#include <cstddef>
#include <vector>
 
#include "contur/core/error.h"
#include "contur/core/types.h"
 
#include "contur/arch/block.h"
 
namespace contur {

    class IVirtualMemory
    {
        public:
        virtual ~IVirtualMemory() = default;

        [[nodiscard]] virtual Result<MemoryAddress> allocateSlot(ProcessId processId, std::size_t size) = 0;

        [[nodiscard]] virtual Result<void> freeSlot(ProcessId processId) = 0;

        [[nodiscard]] virtual Result<void> loadSegment(ProcessId processId, const std::vector<Block> &data) = 0;

        [[nodiscard]] virtual Result<std::vector<Block>> readSegment(ProcessId processId) const = 0;

        [[nodiscard]] virtual std::size_t totalSlots() const noexcept = 0;

        [[nodiscard]] virtual std::size_t freeSlots() const noexcept = 0;

        [[nodiscard]] virtual bool hasSlot(ProcessId processId) const noexcept = 0;

        [[nodiscard]] virtual std::size_t slotSize(ProcessId processId) const noexcept = 0;
    };
 
} // namespace contur