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use std::{
convert::TryInto,
net::{Ipv4Addr, SocketAddr},
};
use super::*;
#[derive(Clone, Debug, Eq, PartialEq)]
pub struct ListenerOptions {
pub socket: SocketOptions,
}
impl ListenerOptions {
pub fn new(local: impl TryInto<SocketAddress>) -> Result<Valid<Self>, OptionsError> {
Self::with(local, Default::default())
}
pub fn with(
local: impl TryInto<SocketAddress>,
socket: SocketOptions,
) -> Result<Valid<ListenerOptions>, OptionsError> {
let local_address = local
.try_into()
.map_err(|_| OptionsError::InvalidLocalAddress)?;
use SocketHost::*;
let local = match local_address.host {
Ipv4(ipv4) => SocketAddr::new(ipv4.into(), local_address.port),
Ipv6(ipv6) => SocketAddr::new(ipv6.into(), local_address.port),
Domain(_) => return Err(OptionsError::InvalidLocalAddress),
};
let mut options = Self { socket };
options.socket.connect.local.set_port(local.port());
if local.ip() != Ipv4Addr::UNSPECIFIED {
options.socket.connect.local.set_ip(local.ip());
}
options.try_validate()
}
}
impl Validation for ListenerOptions {
type Error = OptionsError;
fn is_valid(&self) -> Result<(), Self::Error> {
self.socket.is_valid()?;
if self.socket.connect.local.port() == 0 {
Err(OptionsError::LocalPortRequiredToListen)
} else {
self.is_valid_composite()
}
}
}
impl CompositeValidation for ListenerOptions {
fn is_valid_composite(&self) -> Result<(), <Self as Validation>::Error> {
Ok(())
}
}
impl OptionsOf<SocketOptions> for ListenerOptions {
fn set_options(&mut self, value: SocketOptions) {
self.socket = value;
}
}
impl OptionsOf<Connect> for ListenerOptions {
fn set_options(&mut self, value: Connect) {
self.socket.connect = value;
}
}
impl OptionsOf<Session> for ListenerOptions {
fn set_options(&mut self, value: Session) {
self.socket.session = value;
}
}
impl OptionsOf<Encryption> for ListenerOptions {
fn set_options(&mut self, value: Encryption) {
self.socket.encryption = value;
}
}
impl OptionsOf<Sender> for ListenerOptions {
fn set_options(&mut self, value: Sender) {
self.socket.sender = value;
}
}
impl OptionsOf<Receiver> for ListenerOptions {
fn set_options(&mut self, value: Receiver) {
self.socket.receiver = value;
}
}