Import Upstream version 1.8.5
[hcoop/debian/openafs.git] / src / external / heimdal / hcrypto / rand.h
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1
2/*
3 * Copyright (c) 2006 Kungliga Tekniska Högskolan
4 * (Royal Institute of Technology, Stockholm, Sweden).
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 *
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * 3. Neither the name of the Institute nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35/*
36 * $Id$
37 */
38
39#ifndef _HEIM_RAND_H
40#define _HEIM_RAND_H 1
41
42typedef struct RAND_METHOD RAND_METHOD;
43
44#include <hcrypto/engine.h>
45
46/* symbol renaming */
47#define RAND_bytes hc_RAND_bytes
48#define RAND_pseudo_bytes hc_RAND_pseudo_bytes
49#define RAND_seed hc_RAND_seed
50#define RAND_cleanup hc_RAND_cleanup
51#define RAND_add hc_RAND_add
52#define RAND_set_rand_method hc_RAND_set_rand_method
53#define RAND_get_rand_method hc_RAND_get_rand_method
54#define RAND_set_rand_engine hc_RAND_set_rand_engine
55#define RAND_file_name hc_RAND_file_name
56#define RAND_load_file hc_RAND_load_file
57#define RAND_write_file hc_RAND_write_file
58#define RAND_status hc_RAND_status
59#define RAND_egd hc_RAND_egd
60#define RAND_egd_bytes hc_RAND_egd_bytes
61#define RAND_fortuna_method hc_RAND_fortuna_method
62#define RAND_egd_method hc_RAND_egd_method
63#define RAND_unix_method hc_RAND_unix_method
64#define RAND_w32crypto_method hc_RAND_w32crypto_method
65
66/*
67 *
68 */
69
70struct RAND_METHOD
71{
72 void (*seed)(const void *, int);
73 int (*bytes)(unsigned char *, int);
74 void (*cleanup)(void);
75 void (*add)(const void *, int, double);
76 int (*pseudorand)(unsigned char *, int);
77 int (*status)(void);
78};
79
80/*
81 *
82 */
83
84int RAND_bytes(void *, size_t num);
85int RAND_pseudo_bytes(void *, size_t);
86void RAND_seed(const void *, size_t);
87void RAND_cleanup(void);
88void RAND_add(const void *, size_t, double);
89
90int RAND_set_rand_method(const RAND_METHOD *);
91const RAND_METHOD *
92 RAND_get_rand_method(void);
93int RAND_set_rand_engine(ENGINE *);
94
95const char *
96 RAND_file_name(char *, size_t);
97int RAND_load_file(const char *, size_t);
98int RAND_write_file(const char *);
99int RAND_status(void);
100int RAND_egd(const char *);
101int RAND_egd_bytes(const char *, int);
102
103
104const RAND_METHOD * RAND_fortuna_method(void);
105const RAND_METHOD * RAND_unix_method(void);
106const RAND_METHOD * RAND_egd_method(void);
107const RAND_METHOD * RAND_w32crypto_method(void);
108
109#endif /* _HEIM_RAND_H */