1 files changed, 111 insertions, 0 deletions
diff --git a/vendor/hyper-tls/src/stream.rs b/vendor/hyper-tls/src/stream.rs
new file mode 100644
index 000000000..487541003
--- /dev/null
+++ b/vendor/hyper-tls/src/stream.rs
@@ -0,0 +1,111 @@
+use std::fmt;
+use std::io;
+use std::io::IoSlice;
+use std::pin::Pin;
+use std::task::{Context, Poll};
+
+use hyper::client::connect::{Connected, Connection};
+use tokio::io::{AsyncRead, AsyncWrite, ReadBuf};
+pub use tokio_native_tls::TlsStream;
+
+/// A stream that might be protected with TLS.
+pub enum MaybeHttpsStream<T> {
+    /// A stream over plain text.
+    Http(T),
+    /// A stream protected with TLS.
+    Https(TlsStream<T>),
+}
+
+// ===== impl MaybeHttpsStream =====
+
+impl<T: fmt::Debug> fmt::Debug for MaybeHttpsStream<T> {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        match self {
+            MaybeHttpsStream::Http(s) => f.debug_tuple("Http").field(s).finish(),
+            MaybeHttpsStream::Https(s) => f.debug_tuple("Https").field(s).finish(),
+        }
+    }
+}
+
+impl<T> From<T> for MaybeHttpsStream<T> {
+    fn from(inner: T) -> Self {
+        MaybeHttpsStream::Http(inner)
+    }
+}
+
+impl<T> From<TlsStream<T>> for MaybeHttpsStream<T> {
+    fn from(inner: TlsStream<T>) -> Self {
+        MaybeHttpsStream::Https(inner)
+    }
+}
+
+impl<T: AsyncRead + AsyncWrite + Unpin> AsyncRead for MaybeHttpsStream<T> {
+    #[inline]
+    fn poll_read(
+        self: Pin<&mut Self>,
+        cx: &mut Context,
+        buf: &mut ReadBuf,
+    ) -> Poll<Result<(), io::Error>> {
+        match Pin::get_mut(self) {
+            MaybeHttpsStream::Http(s) => Pin::new(s).poll_read(cx, buf),
+            MaybeHttpsStream::Https(s) => Pin::new(s).poll_read(cx, buf),
+        }
+    }
+}
+
+impl<T: AsyncWrite + AsyncRead + Unpin> AsyncWrite for MaybeHttpsStream<T> {
+    #[inline]
+    fn poll_write(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+        buf: &[u8],
+    ) -> Poll<Result<usize, io::Error>> {
+        match Pin::get_mut(self) {
+            MaybeHttpsStream::Http(s) => Pin::new(s).poll_write(cx, buf),
+            MaybeHttpsStream::Https(s) => Pin::new(s).poll_write(cx, buf),
+        }
+    }
+
+    fn poll_write_vectored(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+        bufs: &[IoSlice<'_>],
+    ) -> Poll<Result<usize, io::Error>> {
+        match Pin::get_mut(self) {
+            MaybeHttpsStream::Http(s) => Pin::new(s).poll_write_vectored(cx, bufs),
+            MaybeHttpsStream::Https(s) => Pin::new(s).poll_write_vectored(cx, bufs),
+        }
+    }
+
+    fn is_write_vectored(&self) -> bool {
+        match self {
+            MaybeHttpsStream::Http(s) => s.is_write_vectored(),
+            MaybeHttpsStream::Https(s) => s.is_write_vectored(),
+        }
+    }
+
+    #[inline]
+    fn poll_flush(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), io::Error>> {
+        match Pin::get_mut(self) {
+            MaybeHttpsStream::Http(s) => Pin::new(s).poll_flush(cx),
+            MaybeHttpsStream::Https(s) => Pin::new(s).poll_flush(cx),
+        }
+    }
+
+    #[inline]
+    fn poll_shutdown(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), io::Error>> {
+        match Pin::get_mut(self) {
+            MaybeHttpsStream::Http(s) => Pin::new(s).poll_shutdown(cx),
+            MaybeHttpsStream::Https(s) => Pin::new(s).poll_shutdown(cx),
+        }
+    }
+}
+
+impl<T: AsyncRead + AsyncWrite + Connection + Unpin> Connection for MaybeHttpsStream<T> {
+    fn connected(&self) -> Connected {
+        match self {
+            MaybeHttpsStream::Http(s) => s.connected(),
+            MaybeHttpsStream::Https(s) => s.get_ref().get_ref().get_ref().connected(),
+        }
+    }
+}