BSSystemFileStorage.h

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#pragma once
 
#include "RE/B/BSStorage.h"
 
namespace RE
{
    class BSSystemFileStorage : public BSStorage
    {
    public:
        inline static constexpr auto RTTI = RTTI_BSSystemFileStorage;
        inline static constexpr auto VTABLE = VTABLE_BSSystemFileStorage;
 
        struct Attributes
        {
        public:
            enum class Error
            {
                kNone = 0,
                kFileNotFound = 2,
                kAlreadyExists = 3,
                kPathNotFound = 4,
                kWriteProtect = 5,
                kOther = 6,
 
                kErrorMask = 0x7FFFFFFF,
 
                kUnkFlag = 1 << 31  // top bit isn't part of the error, mask 0x7FFFFFFF to get the error
            };
 
            // members
            stl::enumeration<Error, std::uint32_t> lastError;  // 00
            std::uint32_t                          pad24;      // 04
            void*                                  handle;     // 08
        };
        static_assert(sizeof(Attributes) == 0x10);
 
        ~BSSystemFileStorage() override;  // 00
 
        // override (BSStorage)
        std::size_t              GetSize() const override;                                                       // 01
        std::size_t              GetPosition() const override;                                                   // 02
        BSStorageDefs::ErrorCode Seek(std::size_t a_offset, BSStorageDefs::SeekMode a_seekMode) const override;  // 03
        BSStorageDefs::ErrorCode Read(std::size_t a_numBytes, std::byte* a_bytes) const override;                // 04
        BSStorageDefs::ErrorCode Write(std::size_t a_numBytes, const std::byte* a_bytes) override;               // 05
 
        bool IsGoodForRead() const;
 
        // members
        Attributes    attributes;   // 20
        bool          unk30;        // 30
        bool          unk31;        // 31
        bool          goodForRead;  // 32
        std::uint8_t  pad33;        // 33
        std::uint32_t pad34;        // 34
    private:
        KEEP_FOR_RE()
    };
    static_assert(sizeof(BSSystemFileStorage) == 0x38);
}