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//! All the DNS transport types.
#![warn(deprecated_in_future)]
#![warn(future_incompatible)]
#![warn(missing_copy_implementations)]
#![warn(missing_docs)]
#![warn(nonstandard_style)]
#![warn(rust_2018_compatibility)]
#![warn(rust_2018_idioms)]
#![warn(single_use_lifetimes)]
#![warn(trivial_casts, trivial_numeric_casts)]
#![warn(unused)]
#![warn(clippy::all, clippy::pedantic)]
#![allow(clippy::module_name_repetitions)]
#![allow(clippy::must_use_candidate)]
#![allow(clippy::option_if_let_else)]
#![allow(clippy::pub_enum_variant_names)]
#![allow(clippy::wildcard_imports)]
#![deny(clippy::cast_possible_truncation)]
#![deny(clippy::cast_lossless)]
#![deny(clippy::cast_possible_wrap)]
#![deny(clippy::cast_sign_loss)]
#![deny(unsafe_code)]
mod auto;
pub use self::auto::AutoTransport;
mod udp;
pub use self::udp::UdpTransport;
mod tcp;
pub use self::tcp::TcpTransport;
mod tls;
pub use self::tls::TlsTransport;
mod https;
pub use self::https::HttpsTransport;
mod error;
mod tls_stream;
pub use self::error::Error;
/// The trait implemented by all transport types.
pub trait Transport {
/// Convert the request to bytes, send it over the network, wait for a
/// response, deserialise it from bytes, and return it, asynchronously.
///
/// # Errors
///
/// Returns an `Error` error if there’s an I/O error sending or
/// receiving data, or the DNS packet in the response contained invalid
/// bytes and failed to parse, or if there was a protocol-level error for
/// the TLS and HTTPS transports.
fn send(&self, request: &dns::Request) -> Result<dns::Response, Error>;
}
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