1 files changed, 10 insertions, 0 deletions
diff --git a/ayafs-core/src/block_device/mod.rs b/ayafs-core/src/block_device/mod.rs
new file mode 100644
index 0000000..53394a9
--- /dev/null
+++ b/ayafs-core/src/block_device/mod.rs
@@ -0,0 +1,10 @@
+pub mod disk;
+/// Abstracts for block devices.
+/// Currently only a mock memory disk.
+pub mod memory_disk;
+
+pub const BLOCK_SIZE: usize = 4096;
+pub trait BlockDevice {
+    fn read(&self, block_id: usize, buffer: &mut [u8]);
+    fn write(&self, block_id: usize, buffer: &[u8]);
+}