CopyFrom(
NativeLog.IKIoBuffer IoBuffer,
UInt32 SrcOffset,
UInt32 Size,
byte *ResultPtr)
{
// Compute current source location
var src = new KIoBufferStream(IoBuffer, SrcOffset);
// NOTE: ctor will fast path for single element KIoBuffers
// and code is inlined here
if (src._TotalSize < (SrcOffset + Size))
{
return(false); // Out of range request
}
if (src.GetBufferPointerRange() >= Size)
{
// Optimize for moving totally within current element
Memcopy(src._CurrentElementBufferBase + src._CurrentElementOffset, ResultPtr, Size);
return(true);
}
// Will be crossing element boundary
return(src.Pull(ResultPtr, Size));
}
CopyTo(
NativeLog.IKIoBuffer IoBuffer,
UInt32 DestOffset,
UInt32 Size,
byte *SrcPtr)
{
// Compute current destination location
var dest = new KIoBufferStream(IoBuffer, DestOffset);
// NOTE: ctor will fast path for single element KIoBuffers
// and code is inlined here
if (dest._TotalSize < (DestOffset + Size))
{
return(false); // Out of range request
}
if (dest.GetBufferPointerRange() >= Size)
{
// Optimize for moving totally within current element
Memcopy(SrcPtr, dest._CurrentElementBufferBase + dest._CurrentElementOffset, Size);
return(true);
}
// Will be crossing element boundary
return(dest.Put(SrcPtr, Size));
}