| 628 | } |
| 629 | |
| 630 | pub fn decode_from_raw(&mut self, uplink: bool) -> Result<()> { |
| 631 | // nothing to parse |
| 632 | if self.0.is_empty() { |
| 633 | return Ok(()); |
| 634 | } |
| 635 | |
| 636 | // in any other case there must be exactly one MACCommand::Raw. |
| 637 | if self.0.len() == 1 |
| 638 | && let MACCommand::Raw(b) = &self.0[0] |
| 639 | { |
| 640 | let mut cur = Cursor::new(b.clone()); |
| 641 | let mut commands = vec![]; |
| 642 | let mut b = [0; 1]; |
| 643 | |
| 644 | loop { |
| 645 | // Try to read one byte to get the CID. |
| 646 | if cur.read_exact(&mut b).is_err() { |
| 647 | break; |
| 648 | } |
| 649 | |
| 650 | let cid = match CID::from_u8(uplink, b[0]) { |
| 651 | Ok(v) => v, |
| 652 | Err(_) => { |
| 653 | let mut b = b.to_vec(); |
| 654 | cur.read_to_end(&mut b)?; |
| 655 | commands.push(MACCommand::Raw(b)); |
| 656 | break; |
| 657 | } |
| 658 | }; |
| 659 | |
| 660 | match cid { |
| 661 | CID::ResetInd => { |
| 662 | commands.push(MACCommand::ResetInd(ResetIndPayload::decode(&mut cur)?)) |
| 663 | } |
| 664 | CID::ResetConf => { |
| 665 | commands.push(MACCommand::ResetConf(ResetConfPayload::decode(&mut cur)?)) |
| 666 | } |
| 667 | CID::LinkCheckReq => commands.push(MACCommand::LinkCheckReq), |
| 668 | CID::LinkCheckAns => commands.push(MACCommand::LinkCheckAns( |
| 669 | LinkCheckAnsPayload::decode(&mut cur)?, |
| 670 | )), |
| 671 | CID::LinkADRReq => { |
| 672 | commands.push(MACCommand::LinkADRReq(LinkADRReqPayload::decode(&mut cur)?)) |
| 673 | } |
| 674 | CID::LinkADRAns => { |
| 675 | commands.push(MACCommand::LinkADRAns(LinkADRAnsPayload::decode(&mut cur)?)) |
| 676 | } |
| 677 | CID::DutyCycleReq => commands.push(MACCommand::DutyCycleReq( |
| 678 | DutyCycleReqPayload::decode(&mut cur)?, |
| 679 | )), |
| 680 | CID::DutyCycleAns => commands.push(MACCommand::DutyCycleAns), |
| 681 | CID::RxParamSetupReq => commands.push(MACCommand::RxParamSetupReq( |
| 682 | RxParamSetupReqPayload::decode(&mut cur)?, |
| 683 | )), |
| 684 | CID::RxParamSetupAns => commands.push(MACCommand::RxParamSetupAns( |
| 685 | RxParamSetupAnsPayload::decode(&mut cur)?, |
| 686 | )), |
| 687 | CID::DevStatusReq => commands.push(MACCommand::DevStatusReq), |