packetframe: Provide get_even_broken method

We will use this to implement AsRawFd

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/src/packetframe.rs b/src/packetframe.rs
index 349d7ea17a4901770625a48705dc08e7076dc35f..2c0b3bf2e27f7260ad8ce2a0587b6d6d8c6673a4 100644 (file)
--- a/src/packetframe.rs
+++ b/src/packetframe.rs
@@ -144,6 +144,10 @@ impl<RW> Fuse<RW> {
     }
     r?
   }
+
+  pub fn get_even_broken(&self) -> &RW {
+    self.inner.as_ref().unwrap_or_else(|e| e.inner.as_ref().unwrap())
+  }
 }
 
 impl<R:Read> Read for Fuse<R> {