1/* 2 * Copyright (c) 2006 Kungliga Tekniska Högskolan 3 * (Royal Institute of Technology, Stockholm, Sweden). 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * 3. Neither the name of the Institute nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34/* 35 * $Id$ 36 */ 37 38#ifndef _HEIM_RAND_H 39#define _HEIM_RAND_H 1 40 41typedef struct RAND_METHOD RAND_METHOD; 42 43#include <hcrypto/engine.h> 44 45/* symbol renaming */ 46#define RAND_bytes hc_RAND_bytes 47#define RAND_pseudo_bytes hc_RAND_pseudo_bytes 48#define RAND_seed hc_RAND_seed 49#define RAND_cleanup hc_RAND_cleanup 50#define RAND_add hc_RAND_add 51#define RAND_set_rand_method hc_RAND_set_rand_method 52#define RAND_get_rand_method hc_RAND_get_rand_method 53#define RAND_set_rand_engine hc_RAND_set_rand_engine 54#define RAND_file_name hc_RAND_file_name 55#define RAND_load_file hc_RAND_load_file 56#define RAND_write_file hc_RAND_write_file 57#define RAND_status hc_RAND_status 58#define RAND_egd hc_RAND_egd 59#define RAND_egd_bytes hc_RAND_egd_bytes 60#define RAND_fortuna_method hc_RAND_fortuna_method 61#define RAND_egd_method hc_RAND_egd_method 62#define RAND_unix_method hc_RAND_unix_method 63#define RAND_cc_method hc_RAND_cc_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_cc_method(void); 107const RAND_METHOD * RAND_egd_method(void); 108const RAND_METHOD * RAND_w32crypto_method(void); 109 110#endif /* _HEIM_RAND_H */ 111