1 /* $OpenBSD: rand.h,v 1.22 2014/10/22 14:02:52 jsing Exp $ */ 2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as core.stdc.config.c_long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 module libressl_d.openssl.rand; 59 60 61 private static import core.stdc.config; 62 public import libressl_d.compat.stdlib; 63 public import libressl_d.openssl.opensslconf; 64 public import libressl_d.openssl.ossl_typ; 65 66 extern (C): 67 nothrow @nogc: 68 69 /* Already defined in ossl_typ.h */ 70 /* alias RAND_METHOD = .rand_meth_st; */ 71 72 struct rand_meth_st 73 { 74 void function(const (void)* buf, int num) seed; 75 int function(ubyte* buf, int num) bytes; 76 void function() cleanup; 77 void function(const (void)* buf, int num, double entropy) add; 78 int function(ubyte* buf, int num) pseudorand; 79 int function() status; 80 } 81 82 int RAND_set_rand_method(const (libressl_d.openssl.ossl_typ.RAND_METHOD)* meth); 83 const (libressl_d.openssl.ossl_typ.RAND_METHOD)* RAND_get_rand_method(); 84 85 version (OPENSSL_NO_ENGINE) { 86 } else { 87 int RAND_set_rand_engine(libressl_d.openssl.ossl_typ.ENGINE* engine); 88 } 89 90 libressl_d.openssl.ossl_typ.RAND_METHOD* RAND_SSLeay(); 91 92 version (LIBRESSL_INTERNAL) { 93 } else { 94 void RAND_cleanup(); 95 int RAND_bytes(ubyte* buf, int num); 96 int RAND_pseudo_bytes(ubyte* buf, int num); 97 void RAND_seed(const (void)* buf, int num); 98 void RAND_add(const (void)* buf, int num, double entropy); 99 int RAND_load_file(const (char)* file, core.stdc.config.c_long max_bytes); 100 int RAND_write_file(const (char)* file); 101 const (char)* RAND_file_name(char* file, size_t num); 102 int RAND_status(); 103 int RAND_poll(); 104 } 105 106 /* BEGIN ERROR CODES */ 107 /** 108 * The following lines are auto generated by the script mkerr.pl. Any changes 109 * made after this point may be overwritten when the script is next run. 110 */ 111 void ERR_load_RAND_strings(); 112 113 /* Error codes for the RAND functions. (no longer used) */ 114 115 /* Function codes. */ 116 enum RAND_F_RAND_GET_RAND_METHOD = 101; 117 enum RAND_F_RAND_INIT_FIPS = 102; 118 enum RAND_F_SSLEAY_RAND_BYTES = 100; 119 120 /* Reason codes. */ 121 enum RAND_R_DUAL_EC_DRBG_DISABLED = 104; 122 enum RAND_R_ERROR_INITIALISING_DRBG = 102; 123 enum RAND_R_ERROR_INSTANTIATING_DRBG = 103; 124 enum RAND_R_NO_FIPS_RANDOM_METHOD_SET = 101; 125 enum RAND_R_PRNG_NOT_SEEDED = 100;