/** invalidate blob's data - doesn't free buffer */
FORCEINLINE void Clear()
{
LengthRef() = 0;
}
/**
* Increase Length() by num_bytes.
* @return pointer to the new data added
*/
FORCEINLINE byte *Append(size_t num_bytes)
{
byte *pNewData = Prepare(num_bytes);
LengthRef() += num_bytes;
return pNewData;
}
/** invalidate blob's data - doesn't free buffer */
inline void Clear()
{
LengthRef() = 0;
}