public MMapBlockCacheMemory(MMapBlockCache blockCache, FileIdentifier fileId, int blockId, IntPtr ptr)
{
_blockCache = blockCache;
_fileId = fileId;
_blockId = blockId;
_ptr = IntPtr.Add(ptr, blockId * FileConsts.PageSize);
}
public unsafe MMapBlockCacheFile(string fileName, int blockCount, FileIdentifier fileId, MMapBlockCache parentCache)
{
_blockCount = blockCount;
_fileId = fileId;
_parentCache = parentCache;
_fileName = fileName;
_mappedFile = MemoryMappedFile.CreateFromFile(_fileName);
_mappedView = _mappedFile.CreateViewAccessor();
byte *ptr = null;
_mappedView.SafeMemoryMappedViewHandle.AcquirePointer(ref ptr);
_ptr = (IntPtr)ptr;
}
