257     if (GetMetadata().mInPriorityQ)  in GetNext()
284     GetMetadata().mLength = aLength;  in SetLength()
311     GetMetadata().mOffset += static_cast<int16_t>(aDelta);  in MoveOffset()
312     OT_ASSERT(GetMetadata().mOffset <= GetLength());  in MoveOffset()
318     GetMetadata().mOffset = aOffset;  in SetOffset()
323     return (GetSubType() == kSubTypeMle) && (GetMetadata().mMleCommand == aMleCommand);  in IsMleCommand()
336     VerifyOrExit(IsInAQueue(), GetMetadata().mPriority = priority);  in SetPriority()
337     VerifyOrExit(GetMetadata().mPriority != priority);  in SetPriority()
346     GetMetadata().mPriority = priority;  in SetPriority()
440     GetMetadata().mLength += aLength;  in PrependBytes()
454     OT_ASSERT(aLength <= GetMetadata().mLength);  in RemoveHeader()
456     GetMetadata().mReserved += aLength;  in RemoveHeader()
457     GetMetadata().mLength -= aLength;  in RemoveHeader()
459     if (GetMetadata().mOffset > aLength)  in RemoveHeader()
461         GetMetadata().mOffset -= aLength;  in RemoveHeader()
465         GetMetadata().mOffset = 0;  in RemoveHeader()
834     GetMetadata().mIsDstPanIdBroadcast = aLinkInfo.IsDstPanIdBroadcast();  in UpdateLinkInfoFrom()
849     return GetMetadata().mTimeSync;  in IsTimeSync()
857     GetMetadata().mQueue       = aMessageQueue;  in SetMessageQueue()
858     GetMetadata().mInPriorityQ = false;  in SetMessageQueue()
863     GetMetadata().mQueue       = aPriorityQueue;  in SetPriorityQueue()
864     GetMetadata().mInPriorityQ = true;  in SetPriorityQueue()