CompressedArchiveStream.h

Go to the documentation of this file.

#pragma once
 
#include "RE/A/ArchiveStream.h"
 
namespace RE
{
    namespace BSResource
    {
        class CompressedArchiveStream : public ArchiveStream
        {
        public:
            inline static constexpr auto RTTI = RTTI_BSResource__CompressedArchiveStream;
            inline static constexpr auto VTABLE = VTABLE_BSResource__CompressedArchiveStream;
 
            struct Data
            {
                std::uint64_t unk00;                  // 00
                std::uint32_t compressedEndOffset;    // 08
                std::uint32_t decompressedOffset;     // 0C
                std::uint32_t decompressedEndOffset;  // 10
                std::uint32_t decompressedSize;       // 14
                void*         decompressedBuffer;     // 18
                std::uint64_t unk20;                  // 20
            };
            static_assert(sizeof(Data) == 0x28);
 
            ~CompressedArchiveStream() override;  // 00
 
            // override (ArchiveStream)
            ErrorCode     DoOpen() override;                                                                        // 01
            void          DoClose() override;                                                                       // 02
            void          DoClone(BSTSmartPointer<Stream>& a_out) const override;                                   // 05
            ErrorCode     DoRead(void* a_buffer, std::uint64_t a_toRead, std::uint64_t& a_read) const override;     // 06
            ErrorCode     DoSeek(std::uint64_t a_toSeek, SeekMode a_mode, std::uint64_t& a_sought) const override;  // 08
            ErrorCode     DoCreateAsync(BSTSmartPointer<AsyncStream>& a_streamOut) const override;                  // 0B
            std::uint32_t DoGetSize() const override;                                                               // 0C
 
            // members
            Data*         data;       // 28
            std::uint32_t totalRead;  // 30
            std::uint32_t unk34;      // 34
        };
#ifdef SKYRIM_SUPPORT_AE
        static_assert(sizeof(CompressedArchiveStream) == 0x40);
#else
        static_assert(sizeof(CompressedArchiveStream) == 0x38);
#endif
    }
}