1167465Smp/*	$NetBSD: rand.h,v 1.2 2017/01/28 21:31:47 christos Exp $	*/
259243Sobrien
359243Sobrien
459243Sobrien/*
559243Sobrien * Copyright (c) 2006 Kungliga Tekniska H��gskolan
659243Sobrien * (Royal Institute of Technology, Stockholm, Sweden).
759243Sobrien * All rights reserved.
859243Sobrien *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 *
20 * 3. Neither the name of the Institute nor the names of its contributors
21 *    may be used to endorse or promote products derived from this software
22 *    without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 */
36
37/*
38 * Id
39 */
40
41#ifndef _HEIM_RAND_H
42#define _HEIM_RAND_H 1
43
44#define RAND_METHOD hc_RAND_METHOD
45
46typedef struct RAND_METHOD RAND_METHOD;
47
48#include <hcrypto/engine.h>
49
50/* symbol renaming */
51#define RAND_bytes hc_RAND_bytes
52#define RAND_pseudo_bytes hc_RAND_pseudo_bytes
53#define RAND_seed hc_RAND_seed
54#define RAND_cleanup hc_RAND_cleanup
55#define RAND_add hc_RAND_add
56#define RAND_set_rand_method hc_RAND_set_rand_method
57#define RAND_get_rand_method hc_RAND_get_rand_method
58#define RAND_set_rand_engine hc_RAND_set_rand_engine
59#define RAND_file_name hc_RAND_file_name
60#define RAND_load_file hc_RAND_load_file
61#define RAND_write_file hc_RAND_write_file
62#define RAND_status hc_RAND_status
63#define RAND_fortuna_method hc_RAND_fortuna_method
64#define RAND_unix_method hc_RAND_unix_method
65#define RAND_w32crypto_method hc_RAND_w32crypto_method
66
67/*
68 *
69 */
70
71struct RAND_METHOD
72{
73    void (*seed)(const void *, int);
74    int (*bytes)(unsigned char *, int);
75    void (*cleanup)(void);
76    void (*add)(const void *, int, double);
77    int (*pseudorand)(unsigned char *, int);
78    int (*status)(void);
79};
80
81/*
82 *
83 */
84
85int	RAND_bytes(void *, size_t num);
86int	RAND_pseudo_bytes(void *, size_t);
87void	RAND_seed(const void *, size_t);
88void	RAND_cleanup(void);
89void	RAND_add(const void *, size_t, double);
90
91int	RAND_set_rand_method(const RAND_METHOD *);
92const RAND_METHOD *
93	RAND_get_rand_method(void);
94int	RAND_set_rand_engine(ENGINE *);
95
96const char *
97	RAND_file_name(char *, size_t);
98int	RAND_load_file(const char *, size_t);
99int	RAND_write_file(const char *);
100int	RAND_status(void);
101
102
103const RAND_METHOD *	RAND_fortuna_method(void);
104const RAND_METHOD *	RAND_unix_method(void);
105const RAND_METHOD *	RAND_w32crypto_method(void);
106
107#endif /* _HEIM_RAND_H */
108