From 2bc557bbddb01b535dd8512fe3aadb0d4091a42d Mon Sep 17 00:00:00 2001
From: metamuffin <metamuffin@disroot.org>
Date: Mon, 28 Aug 2023 14:52:24 +0200
Subject: update all deps, including a new horrible version hyper

---
 src/helper.rs | 139 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 139 insertions(+)
 create mode 100644 src/helper.rs

(limited to 'src/helper.rs')

diff --git a/src/helper.rs b/src/helper.rs
new file mode 100644
index 0000000..5914be3
--- /dev/null
+++ b/src/helper.rs
@@ -0,0 +1,139 @@
+// From https://github.com/hyperium/hyper/blob/master/benches/support/tokiort.rs
+
+use pin_project::pin_project;
+use std::{
+    pin::Pin,
+    task::{Context, Poll},
+};
+
+#[pin_project]
+#[derive(Debug)]
+pub struct TokioIo<T>(#[pin] pub T);
+
+impl<T> hyper::rt::Read for TokioIo<T>
+where
+    T: tokio::io::AsyncRead,
+{
+    fn poll_read(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+        mut buf: hyper::rt::ReadBufCursor<'_>,
+    ) -> Poll<Result<(), std::io::Error>> {
+        let n = unsafe {
+            let mut tbuf = tokio::io::ReadBuf::uninit(buf.as_mut());
+            match tokio::io::AsyncRead::poll_read(self.project().0, cx, &mut tbuf) {
+                Poll::Ready(Ok(())) => tbuf.filled().len(),
+                other => return other,
+            }
+        };
+
+        unsafe {
+            buf.advance(n);
+        }
+        Poll::Ready(Ok(()))
+    }
+}
+
+impl<T> hyper::rt::Write for TokioIo<T>
+where
+    T: tokio::io::AsyncWrite,
+{
+    fn poll_write(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+        buf: &[u8],
+    ) -> Poll<Result<usize, std::io::Error>> {
+        tokio::io::AsyncWrite::poll_write(self.project().0, cx, buf)
+    }
+
+    fn poll_flush(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), std::io::Error>> {
+        tokio::io::AsyncWrite::poll_flush(self.project().0, cx)
+    }
+
+    fn poll_shutdown(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+    ) -> Poll<Result<(), std::io::Error>> {
+        tokio::io::AsyncWrite::poll_shutdown(self.project().0, cx)
+    }
+
+    fn is_write_vectored(&self) -> bool {
+        tokio::io::AsyncWrite::is_write_vectored(&self.0)
+    }
+
+    fn poll_write_vectored(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+        bufs: &[std::io::IoSlice<'_>],
+    ) -> Poll<Result<usize, std::io::Error>> {
+        tokio::io::AsyncWrite::poll_write_vectored(self.project().0, cx, bufs)
+    }
+}
+
+impl<T> tokio::io::AsyncRead for TokioIo<T>
+where
+    T: hyper::rt::Read,
+{
+    fn poll_read(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+        tbuf: &mut tokio::io::ReadBuf<'_>,
+    ) -> Poll<Result<(), std::io::Error>> {
+        //let init = tbuf.initialized().len();
+        let filled = tbuf.filled().len();
+        let sub_filled = unsafe {
+            let mut buf = hyper::rt::ReadBuf::uninit(tbuf.unfilled_mut());
+
+            match hyper::rt::Read::poll_read(self.project().0, cx, buf.unfilled()) {
+                Poll::Ready(Ok(())) => buf.filled().len(),
+                other => return other,
+            }
+        };
+
+        let n_filled = filled + sub_filled;
+        // At least sub_filled bytes had to have been initialized.
+        let n_init = sub_filled;
+        unsafe {
+            tbuf.assume_init(n_init);
+            tbuf.set_filled(n_filled);
+        }
+
+        Poll::Ready(Ok(()))
+    }
+}
+
+impl<T> tokio::io::AsyncWrite for TokioIo<T>
+where
+    T: hyper::rt::Write,
+{
+    fn poll_write(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+        buf: &[u8],
+    ) -> Poll<Result<usize, std::io::Error>> {
+        hyper::rt::Write::poll_write(self.project().0, cx, buf)
+    }
+
+    fn poll_flush(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<(), std::io::Error>> {
+        hyper::rt::Write::poll_flush(self.project().0, cx)
+    }
+
+    fn poll_shutdown(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+    ) -> Poll<Result<(), std::io::Error>> {
+        hyper::rt::Write::poll_shutdown(self.project().0, cx)
+    }
+
+    fn is_write_vectored(&self) -> bool {
+        hyper::rt::Write::is_write_vectored(&self.0)
+    }
+
+    fn poll_write_vectored(
+        self: Pin<&mut Self>,
+        cx: &mut Context<'_>,
+        bufs: &[std::io::IoSlice<'_>],
+    ) -> Poll<Result<usize, std::io::Error>> {
+        hyper::rt::Write::poll_write_vectored(self.project().0, cx, bufs)
+    }
+}
-- 
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