1 files changed, 8 insertions, 0 deletions
diff --git a/file.go b/file.go
new file mode 100644
index 0000000..4beb722
--- /dev/null
+++ b/file.go
@@ -0,0 +1,8 @@
+package bolt
+
+type file interface {
+	Fd() uintptr
+	Name() string
+	ReadAt(b []byte, off int64) (n int, err error)
+	WriteAt(b []byte, off int64) (n int, err error)
+}