Function cr_canseeotheruids

freebsd/kern/kern_prot.c:1348–1357

- * Determine if u1 "can see" the subject specified by u2, according to the * 'see_other_uids' policy. * Returns: 0 for permitted, ESRCH otherwise * Locks: none * References: *u1 and *u2 must not change during the call * u1 may equal u2, in which case only one reference is required */

 *             u1 may equal u2, in which case only one reference is required
 */
int
cr_canseeotheruids(struct ucred *u1, struct ucred *u2)
{

	if (!see_other_uids && u1->cr_ruid != u2->cr_ruid) {
		if (priv_check_cred(u1, PRIV_SEEOTHERUIDS) != 0)
			return (ESRCH);
	}
	return (0);
}

/*
 * 'see_other_gids' determines whether or not visibility of processes