public unsafe VarLenHeapContainer(ref T obj, IVariableLengthStruct <T> varLenStruct, SectorAlignedBufferPool pool)
{
var len = varLenStruct.GetLength(ref obj);
mem = pool.Get(len);
Buffer.MemoryCopy(Unsafe.AsPointer(ref obj), mem.GetValidPointer(), len, len);
}
public unsafe VarLenHeapContainer(ref T obj, IVariableLengthStruct <T> varLenStruct, SectorAlignedBufferPool pool)
{
this.varLenStruct = varLenStruct;
var len = varLenStruct.GetLength(ref obj);
mem = pool.Get(len);
varLenStruct.Serialize(ref obj, mem.GetValidPointer());
}
public bool CopyInPlace(ref Value src, ref Value dst, IVariableLengthStruct <Value> valueLength)
{
var srcLength = valueLength.GetLength(ref src);
var dstLength = valueLength.GetLength(ref dst);
if (srcLength != dstLength)
{
return(false);
}
Buffer.MemoryCopy(
Unsafe.AsPointer(ref src),
Unsafe.AsPointer(ref dst),
dstLength,
srcLength);
return(true);
}
public void Copy(ref Value src, ref Value dst, IVariableLengthStruct <Value> valueLength)
{
var srcLength = valueLength.GetLength(ref src);
Buffer.MemoryCopy(
Unsafe.AsPointer(ref src),
Unsafe.AsPointer(ref dst),
srcLength,
srcLength);
}
private int ValueSize(long physicalAddress)
{
return(ValueLength.GetLength(ref GetValue(physicalAddress)));
}
private int KeySize(long physicalAddress)
{
return(KeyLength.GetLength(ref GetKey(physicalAddress)));
}
public int GetLength(ref T t, ref Input input)
{
return(variableLengthStruct.GetLength(ref t));
}
private int AlignedKeySize(long physicalAddress)
{
int len = KeyLength.GetLength(ref GetKey(physicalAddress));
return((len + kRecordAlignment - 1) & (~(kRecordAlignment - 1)));
}
