1 files changed, 8 insertions, 0 deletions
diff --git a/src/libstd/sys/unix/fs.rs b/src/libstd/sys/unix/fs.rs
index 606e2c2264a..fe8cbc84215 100644
--- a/src/libstd/sys/unix/fs.rs
+++ b/src/libstd/sys/unix/fs.rs
@@ -483,10 +483,18 @@ impl File {
         self.0.read_to_end(buf)
     }
 
+    pub fn read_at(&self, buf: &mut [u8], offset: u64) -> io::Result<usize> {
+        self.0.read_at(buf, offset)
+    }
+
     pub fn write(&self, buf: &[u8]) -> io::Result<usize> {
         self.0.write(buf)
     }
 
+    pub fn write_at(&self, buf: &[u8], offset: u64) -> io::Result<usize> {
+        self.0.write_at(buf, offset)
+    }
+
     pub fn flush(&self) -> io::Result<()> { Ok(()) }
 
     pub fn seek(&self, pos: SeekFrom) -> io::Result<u64> {