move to pkg/btrfs, get CRC working

1 files changed, 19 insertions, 0 deletions

diff --git a/pkg/btrfs/uuid.go b/pkg/btrfs/uuid.go
new file mode 100644
index 0000000..5218a3f
--- /dev/null
+++ b/pkg/btrfs/uuid.go
@@ -0,0 +1,19 @@
+package btrfs
+
+import (
+	"encoding/hex"
+	"strings"
+)
+
+type UUID [16]byte
+
+func (uuid UUID) String() string {
+	str := hex.EncodeToString(uuid[:])
+	return strings.Join([]string{
+		str[:8],
+		str[8:12],
+		str[12:16],
+		str[16:20],
+		str[20:32],
+	}, "-")
+}