1/*
2 * Copyright (c) 1999, 2000-2005 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29#ifndef __SYS_RANDOM_H__
30#define __SYS_RANDOM_H__
31
32#ifndef KERNEL
33#include <Availability.h>
34#include <stddef.h>
35#endif
36#include <sys/appleapiopts.h>
37#include <sys/cdefs.h>
38
39#ifndef KERNEL
40__BEGIN_DECLS
41int getentropy(void* buffer, size_t size) __OSX_AVAILABLE(10.12) __IOS_AVAILABLE(10.0) __TVOS_AVAILABLE(10.0) __WATCHOS_AVAILABLE(3.0);
42__END_DECLS
43
44#else /* KERNEL */
45#ifdef __APPLE_API_UNSTABLE
46__BEGIN_DECLS
47void read_random(void* buffer, u_int numBytes);
48void read_frandom(void* buffer, u_int numBytes);
49int write_random(void* buffer, u_int numBytes);
50__END_DECLS
51#endif /* __APPLE_API_UNSTABLE */
52
53#endif /* KERNEL */
54#endif /* __SYS_RANDOM_H__ */
55