e2fsprogs/lib/uuid/isnull.c

26 lines
425 B
C

/*
* isnull.c --- Check whether or not the UUID is null
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Public
* License.
* %End-Header%
*/
#include "uuidP.h"
/* Returns 1 if the uuid is the NULL uuid */
int uuid_is_null(uuid_t uu)
{
unsigned char *cp;
int i;
for (i=0, cp = uu; i < 16; i++)
if (*cp++)
return 0;
return 1;
}