xmpp-rs/src/sasl.rs

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2017-02-24 15:49:17 +00:00
//! Provides the `SaslMechanism` trait and some implementations.
pub trait SaslMechanism {
/// The name of the mechanism.
fn name() -> &'static str;
/// Provides initial payload of the SASL mechanism.
fn initial(&mut self) -> Vec<u8> {
Vec::new()
}
/// Creates a response to the SASL challenge.
fn respond(&mut self, _challenge: &[u8]) -> Vec<u8> {
Vec::new()
}
}
/// A few SASL mechanisms.
pub mod mechanisms {
use super::SaslMechanism;
pub struct Anonymous;
impl Anonymous {
pub fn new() -> Anonymous {
Anonymous
}
}
impl SaslMechanism for Anonymous {
fn name() -> &'static str { "ANONYMOUS" }
}
pub struct Plain {
name: String,
password: String,
}
impl Plain {
pub fn new<N: Into<String>, P: Into<String>>(name: N, password: P) -> Plain {
Plain {
name: name.into(),
password: password.into(),
}
}
}
impl SaslMechanism for Plain {
fn name() -> &'static str { "PLAIN" }
fn initial(&mut self) -> Vec<u8> {
let mut auth = Vec::new();
auth.push(0);
auth.extend(self.name.bytes());
auth.push(0);
auth.extend(self.password.bytes());
auth
}
}
}