1 files changed, 12 insertions, 0 deletions
diff --git a/internal/util/util.go b/internal/util/util.go
new file mode 100644
index 0000000..9fea40c
--- /dev/null
+++ b/internal/util/util.go
@@ -0,0 +1,12 @@
+package util
+
+const ErrKey = "error_message"
+
+func HexMap() [16]byte {
+	return [16]byte{
+		'0', '1', '2', '3',
+		'4', '5', '6', '7',
+		'8', '9', 'a', 'b',
+		'c', 'd', 'e', 'f',
+	}
+}