1/*-
2 * Copyright (c) 2013-2015 Mark R V Murray
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer
10 *    in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef SYS_DEV_RANDOM_FORTUNA_H_INCLUDED
28#define	SYS_DEV_RANDOM_FORTUNA_H_INCLUDED
29
30#ifdef _KERNEL
31typedef struct mtx mtx_t;
32#define	RANDOM_RESEED_INIT_LOCK(x)		mtx_init(&fortuna_state.fs_mtx, "reseed mutex", NULL, MTX_DEF)
33#define	RANDOM_RESEED_DEINIT_LOCK(x)		mtx_destroy(&fortuna_state.fs_mtx)
34#define	RANDOM_RESEED_LOCK(x)			mtx_lock(&fortuna_state.fs_mtx)
35#define	RANDOM_RESEED_UNLOCK(x)			mtx_unlock(&fortuna_state.fs_mtx)
36#define	RANDOM_RESEED_ASSERT_LOCK_OWNED(x)	mtx_assert(&fortuna_state.fs_mtx, MA_OWNED)
37#define	RANDOM_RESEED_ASSERT_LOCK_NOT_OWNED()	mtx_assert(&fortuna_state.fs_mtx, MA_NOTOWNED)
38#else
39#define	RANDOM_RESEED_INIT_LOCK(x)		mtx_init(&fortuna_state.fs_mtx, mtx_plain)
40#define	RANDOM_RESEED_DEINIT_LOCK(x)		mtx_destroy(&fortuna_state.fs_mtx)
41#define	RANDOM_RESEED_LOCK(x)			mtx_lock(&fortuna_state.fs_mtx)
42#define	RANDOM_RESEED_UNLOCK(x)			mtx_unlock(&fortuna_state.fs_mtx)
43#define	RANDOM_RESEED_ASSERT_LOCK_OWNED(x)
44#define	RANDOM_RESEED_ASSERT_LOCK_NOT_OWNED()
45#endif
46
47#endif /* SYS_DEV_RANDOM_FORTUNA_H_INCLUDED */
48