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use std::{ffi, io, net};
use thiserror::Error;
#[derive(Debug, Error)]
pub enum Error {
#[error("no client duid")]
NoClientId,
#[error("no domain name servers")]
NoDns,
#[error("no ia_pd")]
NoIAPD,
#[error("no ia_pd status code")]
NoIAPDStatus,
#[error("no ia_prefix")]
NoIAPrefix,
#[error("no server duid")]
NoServerId,
#[error("incomplete transmission")]
PartialSend,
#[error("too few domain name servers (got {0}, need at least 2)")]
TooFewDns(usize),
#[error("parse address: {0}")]
AddrParse(#[from] net::AddrParseError),
#[error("io: {0}")]
Io(#[from] io::Error),
#[error("nul: {0}")]
Nul(#[from] ffi::NulError),
#[error("dhcproto decode: {0}")]
DhcprotoDecode(#[from] dhcproto::error::DecodeError),
#[error("dhcproto encode: {0}")]
DhcprotoEncode(#[from] dhcproto::error::EncodeError),
#[error("serde_json: {0}")]
SerdeJson(#[from] serde_json::Error),
}
pub type Result<T> = std::result::Result<T, Error>;
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