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uuid: Add a comment for UUID_STR_LEN

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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>
This commit is contained in:
Simon Glass 2021-01-13 20:29:51 -07:00 committed by Tom Rini
parent ac42fe539c
commit f8a2d191cf
1 changed files with 1 additions and 0 deletions
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include/uuid.h
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@ -23,6 +23,7 @@ struct uuid {
#define UUID_STR_FORMAT_GUID BIT(0) #define UUID_STR_FORMAT_GUID BIT(0)
#define UUID_STR_UPPER_CASE BIT(1) #define UUID_STR_UPPER_CASE BIT(1)
/* Use UUID_STR_LEN + 1 for string space */
#define UUID_STR_LEN 36 #define UUID_STR_LEN 36
#define UUID_BIN_LEN sizeof(struct uuid) #define UUID_BIN_LEN sizeof(struct uuid)