204         mWriteFrameStart = mBuffer;  in Clear()
264         if (mWriteFrameStart + kHeaderSize + aSkipLength <= GetArrayEnd(mBuffer))  in SetSkipLength()
266             LittleEndian::WriteUint16(aSkipLength, mWriteFrameStart + kHeaderSkipLengthOffset);  in SetSkipLength()
281 …uint16_t GetSkipLength(void) const { return LittleEndian::ReadUint16(mWriteFrameStart + kHeaderSki…  in GetSkipLength()
289     uint8_t *GetFrame(void) const { return mWriteFrameStart + kHeaderSize + GetSkipLength(); }  in GetFrame()
319 …LittleEndian::WriteUint16(GetSkipLength() + GetLength(), mWriteFrameStart + kHeaderTotalLengthOffs…  in SaveFrame()
320             mWriteFrameStart = mWritePointer;  in SaveFrame()
347     bool HasSavedFrame(void) const { return (mWriteFrameStart != mBuffer); }  in HasSavedFrame()
370         if (HasSavedFrame() && (aFrame != mWriteFrameStart))  in GetNextSavedFrame()
398         uint16_t len = static_cast<uint16_t>(mWriteFrameStart - mBuffer);  in ClearSavedFrames()
402 …       memmove(mBuffer, mWriteFrameStart, static_cast<uint16_t>(mWritePointer - mWriteFrameStart));  in ClearSavedFrames()
404             mWriteFrameStart -= len;  in ClearSavedFrames()
477     uint8_t *mWriteFrameStart; // Pointer to start of current frame being written.  member in ot::Spinel::MultiFrameBuffer