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/*
* Copyright (C) 2006 Red Hat, Inc. All rights reserved.
*
* This file is part of LVM2.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License v.2.1.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "lib.h"
#include <unistd.h>
#include <fcntl.h>
int lvm_getpagesize(void)
{
return getpagesize();
}
int read_urandom(void *buf, size_t len)
{
int fd;
/* FIXME: we should stat here, and handle other cases */
/* FIXME: use common _io() routine's open/read/close */
if ((fd = open("/dev/urandom", O_RDONLY)) < 0) {
log_sys_error("open", "read_urandom: /dev/urandom");
return 0;
}
if (read(fd, buf, len) != (ssize_t) len) {
log_sys_error("read", "read_urandom: /dev/urandom");
if (close(fd))
stack;
return 0;
}
if (close(fd))
stack;
return 1;
}
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