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authorSimon Glass <sjg@chromium.org>2021-01-14 06:29:51 +0300
committerTom Rini <trini@konsulko.com>2021-01-28 01:03:16 +0300
commitf8a2d191cf3a200c080fbf6f8e095589d3afd57f (patch)
tree9c028500e62ef9de0c4ed1f3979433f050a47d47 /include/uuid.h
parentac42fe539ca991543c888e261e62b4187ec9bbee (diff)
downloadu-boot-f8a2d191cf3a200c080fbf6f8e095589d3afd57f.tar.xz
uuid: Add a comment for UUID_STR_LEN
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>
Diffstat (limited to 'include/uuid.h')
-rw-r--r--include/uuid.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uuid.h b/include/uuid.h
index 0c653cb087..4a4883d3b5 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)