GetByteCount
virtual size_t GetByteCount() const; // Get size, in bytes
virtual size_t GetByteCount() const; // Get length, in bytes
if ((bptr == NULL) || (tob->GetByteCount() <= bufsiz)) {
bufsiz = tob->GetByteCount() - bufsiz;
buflen = h.Bytes_to_Time(GetByteCount());
svcnt = (size_t)GetAddress() + (size_t)GetByteCount();
cnt = GetByteCount();