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mod conversion;
mod dns;
mod tcp;
mod udp;
#[derive(Clone, Default)]
pub struct Stack;
#[deprecated(note="Use Stack::default() instead.")]
pub static STACK: Stack = Stack;
#[derive(Debug)]
struct OutOfOrder;
impl std::fmt::Display for OutOfOrder {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(f, "Out of order operations requested")
}
}
impl std::error::Error for OutOfOrder {}
impl<T> From<OutOfOrder> for std::io::Result<T> {
fn from(_: OutOfOrder) -> std::io::Result<T> {
Err(std::io::Error::new(
std::io::ErrorKind::NotConnected,
OutOfOrder,
))
}
}
enum SocketState<C, B> {
Building,
Connected(C),
Bound(B),
}
impl<C, B> SocketState<C, B> {
fn new() -> Self {
Self::Building
}
fn get_running(&mut self) -> std::io::Result<&mut C> {
match self {
SocketState::Connected(ref mut s) => Ok(s),
_ => OutOfOrder.into(),
}
}
fn get_bound(&mut self) -> std::io::Result<&mut B> {
match self {
SocketState::Bound(ref mut s) => Ok(s),
_ => OutOfOrder.into(),
}
}
}
impl<T> SocketState<T, T> {
fn get_any(&mut self) -> std::io::Result<&mut T> {
match self {
SocketState::Connected(ref mut s) => Ok(s),
SocketState::Bound(ref mut s) => Ok(s),
_ => OutOfOrder.into(),
}
}
}