util/uuid: Define UUID_STR_LEN from UUID_NONE string

Cc: Fam Zheng <fam@euphon.net>
Suggested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Cédric Le Goater 2023-10-25 12:12:44 +02:00
parent 4ef9d97b1a
commit 5fe51934b1

View File

@ -78,9 +78,10 @@ typedef struct {
"%02hhx%02hhx-" \
"%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
#define UUID_STR_LEN (36 + 1)
#define UUID_NONE "00000000-0000-0000-0000-000000000000"
QEMU_BUILD_BUG_ON(sizeof(UUID_NONE) - 1 != 36);
#define UUID_STR_LEN sizeof(UUID_NONE)
void qemu_uuid_generate(QemuUUID *out);