[PATCH 11/17] uuid: Add a comment for UUID_STR_LEN

Simon Glass
2021-01-14T03:29:51Z

This macro is the length of the string but excludes the terminator. Users
must add 1 when declaring a large-enough string. Add a comment to make
this clear.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

include/uuid.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/include/uuid.h b/include/uuid.h
index 73c5a89ec7c..f82f6dc5eff 100644
--- a/include/uuid.h
+++ b/include/uuid.h
@@ -23,6 +23,7 @@ struct uuid {
#define UUID_STR_FORMAT_GUID BIT(0)
#define UUID_STR_UPPER_CASE BIT(1)

+/* Use UUID_STR_LEN + 1 for string space */
#define UUID_STR_LEN 36
#define UUID_BIN_LEN sizeof(struct uuid)

--
2.30.0.284.gd98b1dd5eaa7-goog