StorageServer::ICacheStorage Class Reference

#include <CacheStorage.h>

Inheritance diagram for StorageServer::ICacheStorage:

Public Member Functions
virtual	~ICacheStorage ()=default
virtual bool	IsNewlyCreatedStorage ()
virtual void	Flush ()=0
virtual uint64	GetSize () const =0
virtual void	Invalidate (const uint64 Offset, const uint64 Size)=0
virtual FIoBuffer	Read (const uint64 Offset, const uint64 ReadSize, TOptional< FIoBuffer > OptDestination)=0
virtual void	WriteAsync (const uint64 Offset, const void *Buffer, const uint64 WriteSize)=0

Static Protected Member Functions
static TArray< TTuple< FString, uint64 > >	GetBackingFileNames (const TCHAR *FileNamePrefix, const uint64 FileSizeTmp)
static bool	GetBackingIntervals (const uint64 Offset, const uint64 Size, uint32 &IndexA, uint64 &OffsetA, uint64 &SizeA, uint32 &IndexB, uint64 &OffsetB, uint64 &SizeB)

Protected Attributes
bool	bNewlyCreatedStorage = false

Static Protected Attributes
static constexpr uint64	MaxCacheFileSize = 2ull * 1024 * 1024 * 1024

Constructor & Destructor Documentation

~ICacheStorage()

virtual StorageServer::ICacheStorage::~ICacheStorage ( )

virtualdefault

Member Function Documentation

Flush()

virtual void StorageServer::ICacheStorage::Flush ( )

pure virtual

Implemented in StorageServer::FCacheStorageBlocking, and StorageServer::FCacheStorageMmap.

GetBackingFileNames()

static TArray< TTuple< FString, uint64 > > StorageServer::ICacheStorage::GetBackingFileNames ( const TCHAR *  FileNamePrefix, const uint64  FileSizeTmp  )

inlinestaticprotected

GetBackingIntervals()

static bool StorageServer::ICacheStorage::GetBackingIntervals ( const uint64  Offset, const uint64  Size, uint32 &  IndexA, uint64 &  OffsetA, uint64 &  SizeA, uint32 &  IndexB, uint64 &  OffsetB, uint64 &  SizeB  )

inlinestaticprotected

GetSize()

virtual uint64 StorageServer::ICacheStorage::GetSize ( ) const

pure virtual

Implemented in StorageServer::FCacheStorageBlocking, and StorageServer::FCacheStorageMmap.

Invalidate()

virtual void StorageServer::ICacheStorage::Invalidate ( const uint64  Offset, const uint64  Size  )

pure virtual

Implemented in StorageServer::FCacheStorageBlocking, and StorageServer::FCacheStorageMmap.

IsNewlyCreatedStorage()

virtual bool StorageServer::ICacheStorage::IsNewlyCreatedStorage ( )

inlinevirtual

Read()

virtual FIoBuffer StorageServer::ICacheStorage::Read ( const uint64  Offset, const uint64  ReadSize, TOptional< FIoBuffer >  OptDestination  )

pure virtual

Implemented in StorageServer::FCacheStorageBlocking, and StorageServer::FCacheStorageMmap.

WriteAsync()

virtual void StorageServer::ICacheStorage::WriteAsync ( const uint64  Offset, const void *  Buffer, const uint64  WriteSize  )

pure virtual

Implemented in StorageServer::FCacheStorageBlocking, and StorageServer::FCacheStorageMmap.

Member Data Documentation

bNewlyCreatedStorage

bool StorageServer::ICacheStorage::bNewlyCreatedStorage = false

protected

MaxCacheFileSize

constexpr uint64 StorageServer::ICacheStorage::MaxCacheFileSize = 2ull * 1024 * 1024 * 1024

staticconstexprprotected

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The documentation for this class was generated from the following file:

• Engine/Source/Runtime/StorageServerClient/Private/Cache/CacheStorage.h