suyu/src/common/range_sets.h

// SPDX-FileCopyrightText: 2024 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later

#pragma once

#include <memory>

#include "common/common_types.h"

namespace Common {

template <typename AddressType>
class RangeSet {
public:
    RangeSet();
    ~RangeSet();

    RangeSet(RangeSet const&) = delete;
    RangeSet& operator=(RangeSet const&) = delete;

    RangeSet(RangeSet&& other);
    RangeSet& operator=(RangeSet&& other);

    void Add(AddressType base_address, size_t size);
    void Subtract(AddressType base_address, size_t size);
    void Clear();
    bool Empty() const;

    template <typename Func>
    void ForEach(Func&& func) const;

    template <typename Func>
    void ForEachInRange(AddressType device_addr, size_t size, Func&& func) const;

private:
    struct RangeSetImpl;
    std::unique_ptr<RangeSetImpl> m_impl;
};

template <typename AddressType>
class OverlapRangeSet {
public:
    OverlapRangeSet();
    ~OverlapRangeSet();

    OverlapRangeSet(OverlapRangeSet const&) = delete;
    OverlapRangeSet& operator=(OverlapRangeSet const&) = delete;

    OverlapRangeSet(OverlapRangeSet&& other);
    OverlapRangeSet& operator=(OverlapRangeSet&& other);

    void Add(AddressType base_address, size_t size);
    void Subtract(AddressType base_address, size_t size);

    template <typename Func>
    void Subtract(AddressType base_address, size_t size, Func&& on_delete);

    void DeleteAll(AddressType base_address, size_t size);
    void Clear();
    bool Empty() const;

    template <typename Func>
    void ForEach(Func&& func) const;

    template <typename Func>
    void ForEachInRange(AddressType device_addr, size_t size, Func&& func) const;

private:
    struct OverlapRangeSetImpl;
    std::unique_ptr<OverlapRangeSetImpl> m_impl;
};

} // namespace Common