Improve debugging and image creation

2016-02-24 18:23:25 -07:00
parent 8ff4863bbb
commit bae24a54b0
9 changed files with 96 additions and 22 deletions
@@ -2,4 +2,5 @@
 pub trait Disk<E> {
    fn read_at(&mut self, block: u64, buffer: &mut [u8]) -> Result<usize, E>;
    fn write_at(&mut self, block: u64, buffer: &[u8]) -> Result<usize, E>;
+    fn size(&mut self) -> Result<u64, E>;
 }