1 /* $NetBSD: rand.h,v 1.2 2017/01/28 21:31:47 christos Exp $ */ 2 3 4 /* 5 * Copyright (c) 2006 Kungliga Tekniska Högskolan 6 * (Royal Institute of Technology, Stockholm, Sweden). 7 * All rights reserved. 8 * 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 46 typedef 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 71 struct 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 85 int RAND_bytes(void *, size_t num); 86 int RAND_pseudo_bytes(void *, size_t); 87 void RAND_seed(const void *, size_t); 88 void RAND_cleanup(void); 89 void RAND_add(const void *, size_t, double); 90 91 int RAND_set_rand_method(const RAND_METHOD *); 92 const RAND_METHOD * 93 RAND_get_rand_method(void); 94 int RAND_set_rand_engine(ENGINE *); 95 96 const char * 97 RAND_file_name(char *, size_t); 98 int RAND_load_file(const char *, size_t); 99 int RAND_write_file(const char *); 100 int RAND_status(void); 101 102 103 const RAND_METHOD * RAND_fortuna_method(void); 104 const RAND_METHOD * RAND_unix_method(void); 105 const RAND_METHOD * RAND_w32crypto_method(void); 106 107 #endif /* _HEIM_RAND_H */ 108