310     OT_ASSERT(GetOffset() + aDelta <= GetLength());  in MoveOffset()
312     OT_ASSERT(GetMetadata().mOffset <= GetLength());  in MoveOffset()
317     OT_ASSERT(aOffset <= GetLength());  in SetOffset()
381     uint16_t oldLength = GetLength();  in AppendBytes()
383     SuccessOrExit(error = SetLength(GetLength() + aLength));  in AppendBytes()
392     return AppendBytesFromMessage(aMessage, aOffsetRange.GetOffset(), aOffsetRange.GetLength());  in AppendBytesFromMessage()
398     uint16_t writeOffset = GetLength();  in AppendBytesFromMessage()
401     VerifyOrExit(aMessage.GetLength() >= aOffset + aLength, error = kErrorParse);  in AppendBytesFromMessage()
402     SuccessOrExit(error = SetLength(GetLength() + aLength));  in AppendBytesFromMessage()
406     while (chunk.GetLength() > 0)  in AppendBytesFromMessage()
408         WriteBytes(writeOffset, chunk.GetBytes(), chunk.GetLength());  in AppendBytesFromMessage()
409         writeOffset += chunk.GetLength();  in AppendBytesFromMessage()
530 …e::RemoveFooter(uint16_t aLength) { IgnoreError(SetLength(GetLength() - Min(aLength, GetLength()))…  in RemoveFooter()
541     VerifyOrExit(aOffset < GetLength(), aChunk.SetLength(0));  in GetFirstChunk()
543     if (aOffset + aLength >= GetLength())  in GetFirstChunk()
545         aLength = GetLength() - aOffset;  in GetFirstChunk()
580     if (aChunk.GetLength() > aLength)  in GetFirstChunk()
585     aLength -= aChunk.GetLength();  in GetFirstChunk()
604     if (aChunk.GetLength() > aLength)  in GetNextChunk()
609     aLength -= aChunk.GetLength();  in GetNextChunk()
622     while (chunk.GetLength() > 0)  in ReadBytes()
625         bufPtr += chunk.GetLength();  in ReadBytes()
634     return ReadBytes(aOffsetRange.GetOffset(), aBuf, aOffsetRange.GetLength());  in ReadBytes()
641     VerifyOrExit(aOffset + aLength <= GetLength(), error = kErrorParse);  in Read()
667     while (chunk.GetLength() > 0)  in CompareBytes()
670         bufPtr += chunk.GetLength();  in CompareBytes()
671         bytesToCompare -= chunk.GetLength();  in CompareBytes()
690     while (chunk.GetLength() > 0)  in CompareBytes()
692 …VerifyOrExit(aOtherMessage.CompareBytes(aOtherOffset, chunk.GetBytes(), chunk.GetLength(), aMatche…  in CompareBytes()
693         aOtherOffset += chunk.GetLength();  in CompareBytes()
694         bytesToCompare -= chunk.GetLength();  in CompareBytes()
707     OT_ASSERT(aOffset + aLength <= GetLength());  in WriteBytes()
711     while (chunk.GetLength() > 0)  in WriteBytes()
713         memmove(chunk.GetBytes(), bufPtr, chunk.GetLength());  in WriteBytes()
714         bufPtr += chunk.GetLength();  in WriteBytes()
730         while (chunk.GetLength() > 0)  in WriteBytesFromMessage()
732             WriteBytes(aWriteOffset, chunk.GetBytes(), chunk.GetLength());  in WriteBytesFromMessage()
733             aWriteOffset += chunk.GetLength();  in WriteBytesFromMessage()
771     aLength     = Min(GetLength(), aLength);  in Clone()
951         aInfo.mTotalBytes += message.GetLength();  in GetInfo()
1100         aInfo.mTotalBytes += message.GetLength();  in GetInfo()