1 /*	$NetBSD: lvm-wrappers.c,v 1.1.1.2 2009/02/18 11:17:18 haad Exp $	*/
2 
3 /*
4  * Copyright (C) 2006 Red Hat, Inc. All rights reserved.
5  *
6  * This file is part of LVM2.
7  *
8  * This copyrighted material is made available to anyone wishing to use,
9  * modify, copy, or redistribute it subject to the terms and conditions
10  * of the GNU Lesser General Public License v.2.1.
11  *
12  * You should have received a copy of the GNU Lesser General Public License
13  * along with this program; if not, write to the Free Software Foundation,
14  * Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
15  */
16 
17 #include "lib.h"
18 
19 #include <unistd.h>
20 #include <fcntl.h>
21 
22 int lvm_getpagesize(void)
23 {
24 	return getpagesize();
25 }
26 
27 int read_urandom(void *buf, size_t len)
28 {
29 	int fd;
30 
31 	/* FIXME: we should stat here, and handle other cases */
32 	/* FIXME: use common _io() routine's open/read/close */
33 	if ((fd = open("/dev/urandom", O_RDONLY)) < 0) {
34 		log_sys_error("open", "read_urandom: /dev/urandom");
35 		return 0;
36 	}
37 
38 	if (read(fd, buf, len) != (ssize_t) len) {
39 		log_sys_error("read", "read_urandom: /dev/urandom");
40 		if (close(fd))
41 			stack;
42 		return 0;
43 	}
44 
45 	if (close(fd))
46 		stack;
47 
48 	return 1;
49 }
50 
51