async-tls 0.13.0

Asynchronous TLS/SSL streams using Rustls.
Documentation 
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#[derive(Debug, Copy, Clone)]
pub(crate) enum TlsState {
    #[cfg(feature = "early-data")]
    EarlyData,
    Stream,
    ReadShutdown,
    WriteShutdown,
    FullyShutdown,
}

impl TlsState {
    pub(crate) fn shutdown_read(&mut self) {
        match *self {
            TlsState::WriteShutdown | TlsState::FullyShutdown => *self = TlsState::FullyShutdown,
            _ => *self = TlsState::ReadShutdown,
        }
    }

    pub(crate) fn shutdown_write(&mut self) {
        match *self {
            TlsState::ReadShutdown | TlsState::FullyShutdown => *self = TlsState::FullyShutdown,
            _ => *self = TlsState::WriteShutdown,
        }
    }

    pub(crate) fn writeable(&self) -> bool {
        match *self {
            TlsState::WriteShutdown | TlsState::FullyShutdown => false,
            _ => true,
        }
    }

    pub(crate) fn readable(self) -> bool {
        match self {
            TlsState::ReadShutdown | TlsState::FullyShutdown => false,
            _ => true,
        }
    }
}