/***
    Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.

    File: AuProcessSectionView.NT.hpp
    Date: 2022-08-09
    Author: Reece
***/
#pragma once

namespace Aurora::Process
{
    struct ProcessSectionView : IProcessSectionView
    {
        bool bPanicOnEx {};
        AuThreadPrimitives::SpinLock spinlock;
        AuList<AuPair<AuUInt, AuUInt>> allocations;

        AuUInt GetStart() override;
        
        AuUInt GetEnd() override;

        AuSPtr<IProcessSectionMapView> Allocate(AuUInt uLength) override;

        AuSPtr<IProcessSectionMapView> MapFileByPath(const AuString &str,
                                                     AuUInt64 uOffset,
                                                     AuUInt uLength,
                                                     AuFS::EFileOpenMode mode,
                                                     AuFS::EFileAdvisoryLockLevel sectionLock) override;

        AuSPtr<IProcessSectionMapView> MapFileByObject(const AuSPtr<Aurora::IO::FS::IFileStream> &pStream,
                                                       AuUInt64 uOffset,
                                                       AuUInt uLength,
                                                       Aurora::IO::FS::EFileOpenMode mode,
                                                       AuFS::EFileAdvisoryLockLevel processLockLevel) override;

        AuSPtr<IProcessSectionMapView> MapIPCMemory(const AuString &handle,
                                                    AuUInt64 uOffset,
                                                    AuUInt uLength,
                                                    AuFS::EFileOpenMode mode) override;

        AuSPtr<IProcessSectionMapView> AllocateEx(AuUInt uLength, AuUInt uOffset) override;

        AuSPtr<IProcessSectionMapView> AllocateEx2(AuUInt uLength, AuUInt uOffset, PageTable permissions) override;

        AuSPtr<IProcessSectionMapView> MapFileByPathEx(AuUInt viewOffset,
                                                       const AuString &str,
                                                       AuUInt64 uOffset,
                                                       AuUInt uLength,
                                                       Aurora::IO::FS::EFileOpenMode mode,
                                                       Aurora::IO::FS::EFileAdvisoryLockLevel processLockLevel) override;

        AuSPtr<IProcessSectionMapView> MapFileByObjectEx(AuUInt viewOffset,
                                                         const AuSPtr<Aurora::IO::FS::IFileStream> &pStream,
                                                         AuUInt64 uOffset,
                                                         AuUInt uLength,
                                                         Aurora::IO::FS::EFileOpenMode mode,
                                                         Aurora::IO::FS::EFileAdvisoryLockLevel processLockLevel) override;


        AuSPtr<IProcessSectionMapView> MapIPCMemoryEx(AuUInt viewOffset,
                                                      const AuString &handle,
                                                      AuUInt64 uOffset,
                                                      AuUInt uLength,
                                                      Aurora::IO::FS::EFileOpenMode mode) override;

        AuList<AuPair<AuUInt, AuUInt>> GetAllocations() override;
    };
}