osdp/reply/busy.rs
1//! `osdp_BUSY` (`0x79`) — PD is busy. Empty body. SQN must always be `0`.
2//!
3//! # Spec: §7.18
4
5use crate::error::Error;
6use alloc::vec::Vec;
7
8/// `osdp_BUSY` body.
9#[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
10pub struct Busy;
11
12impl Busy {
13 /// Encode.
14 pub fn encode(&self) -> Result<Vec<u8>, Error> {
15 Ok(Vec::new())
16 }
17
18 /// Decode.
19 pub fn decode(data: &[u8]) -> Result<Self, Error> {
20 if !data.is_empty() {
21 return Err(Error::MalformedPayload {
22 code: 0x79,
23 reason: "BUSY has no payload",
24 });
25 }
26 Ok(Self)
27 }
28}