121     fn unmarshal<B>(raw_packet: &mut B) -> Result<Self>  in unmarshal()
126         if raw_packet.remaining() < XR_HEADER_LENGTH {  in unmarshal()
130         let block_type: BlockType = raw_packet.get_u8().into();  in unmarshal()
131         let type_specific = raw_packet.get_u8();  in unmarshal()
132         let block_length = raw_packet.get_u16();  in unmarshal()
248     fn unmarshal<B>(raw_packet: &mut B) -> Result<Self>  in unmarshal()
253         let raw_packet_len = raw_packet.remaining();  in unmarshal()
258         let header = Header::unmarshal(raw_packet)?;  in unmarshal()
263         let sender_ssrc = raw_packet.get_u32();  in unmarshal()
267         while raw_packet.remaining() > 0 {  in unmarshal()
272             let block_type: BlockType = raw_packet.chunk()[0].into();  in unmarshal()
274                 BlockType::LossRLE => Box::new(LossRLEReportBlock::unmarshal(raw_packet)?),  in unmarshal()
276                     Box::new(DuplicateRLEReportBlock::unmarshal(raw_packet)?)  in unmarshal()
279                     Box::new(PacketReceiptTimesReportBlock::unmarshal(raw_packet)?)  in unmarshal()
282                     Box::new(ReceiverReferenceTimeReportBlock::unmarshal(raw_packet)?)  in unmarshal()
284                 BlockType::DLRR => Box::new(DLRRReportBlock::unmarshal(raw_packet)?),  in unmarshal()
286                     Box::new(StatisticsSummaryReportBlock::unmarshal(raw_packet)?)  in unmarshal()
288                 BlockType::VoIPMetrics => Box::new(VoIPMetricsReportBlock::unmarshal(raw_packet)?),  in unmarshal()
289                 _ => Box::new(UnknownReportBlock::unmarshal(raw_packet)?),  in unmarshal()