accessor: use aio Decoder in aio Accessor

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

src/accessor/aio.rs

@@ -13,7 +13,7 @@ use std::sync::Arc;
 use std::task::{Context, Poll};
 
 use crate::accessor::{self, cache::Cache, ReadAt};
-use crate::decoder::Decoder;
+use crate::decoder::aio::Decoder;
 use crate::format::GoodbyeItem;
 use crate::poll_fn::poll_fn;
 use crate::Entry;

src/decoder/aio.rs

@@ -51,6 +51,12 @@ impl<T: SeqRead> Decoder<T> {
         })
     }
 
+    /// Internal helper for `Accessor`. In this case we have the low-level state machine, and the
+    /// layer "above" the `Accessor` propagates the actual type (sync vs async).
+    pub(crate) fn from_impl(inner: decoder::DecoderImpl<T>) -> Self {
+        Self { inner }
+    }
+
     /// If this is a directory entry, get the next item inside the directory.
     pub async fn next(&mut self) -> Option<io::Result<Entry>> {
         self.inner.next_do().await.transpose()