tiberius-ng 0.13.1

A TDS (Microsoft SQL Server) driver for Rust — actively-maintained community continuation of tiberius
Documentation 
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use crate::Config;
use futures_util::io::{AsyncRead, AsyncWrite};

/// ALPN protocol name advertised for TDS 8.0 ("strict") encryption.
#[cfg(any(
    feature = "rustls",
    feature = "native-tls",
    feature = "vendored-openssl"
))]
// Used by the native-tls and rustls backends to advertise TDS 8.0 strict; the
// opentls (vendored-openssl) backend cannot set ALPN, so this is unused there.
#[allow(dead_code)]
pub(crate) const TDS_ALPN_PROTOCOL_NAME: &str = "tds/8.0";

#[cfg(feature = "native-tls")]
mod native_tls_stream;

#[cfg(feature = "rustls")]
mod rustls_tls_stream;

#[cfg(feature = "vendored-openssl")]
mod opentls_tls_stream;

#[cfg(feature = "native-tls")]
pub(crate) use native_tls_stream::TlsStream;

#[cfg(feature = "rustls")]
pub(crate) use rustls_tls_stream::TlsStream;

#[cfg(feature = "vendored-openssl")]
pub(crate) use opentls_tls_stream::TlsStream;

#[cfg(feature = "rustls")]
pub(crate) async fn create_tls_stream<S: AsyncRead + AsyncWrite + Unpin + Send>(
    config: &Config,
    stream: S,
) -> crate::Result<TlsStream<S>> {
    TlsStream::new(config, stream).await
}

#[cfg(feature = "native-tls")]
pub(crate) async fn create_tls_stream<S: AsyncRead + AsyncWrite + Unpin + Send>(
    config: &Config,
    stream: S,
) -> crate::Result<TlsStream<S>> {
    native_tls_stream::create_tls_stream(config, stream).await
}

#[cfg(feature = "vendored-openssl")]
pub(crate) async fn create_tls_stream<S: AsyncRead + AsyncWrite + Unpin + Send>(
    config: &Config,
    stream: S,
) -> crate::Result<TlsStream<S>> {
    opentls_tls_stream::create_tls_stream(config, stream).await
}