1c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* crypto/rand/rand.h */ 2c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * All rights reserved. 4c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 5c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This package is an SSL implementation written 6c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * by Eric Young (eay@cryptsoft.com). 7c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * The implementation was written so as to conform with Netscapes SSL. 8c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 9c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This library is free for commercial and non-commercial use as long as 10c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * the following conditions are aheared to. The following conditions 11c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * apply to all code found in this distribution, be it the RC4, RSA, 12c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * included with this distribution is covered by the same copyright terms 14c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 16c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Copyright remains Eric Young's, and as such any Copyright notices in 17c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * the code are not to be removed. 18c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * If this package is used in a product, Eric Young should be given attribution 19c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * as the author of the parts of the library used. 20c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This can be in the form of a textual message at program startup or 21c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * in documentation (online or textual) provided with the package. 22c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 23c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Redistribution and use in source and binary forms, with or without 24c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * modification, are permitted provided that the following conditions 25c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * are met: 26c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 1. Redistributions of source code must retain the copyright 27c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer. 28c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 2. Redistributions in binary form must reproduce the above copyright 29c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer in the 30c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * documentation and/or other materials provided with the distribution. 31c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 3. All advertising materials mentioning features or use of this software 32c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * must display the following acknowledgement: 33c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes cryptographic software written by 34c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Eric Young (eay@cryptsoft.com)" 35c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * The word 'cryptographic' can be left out if the rouines from the library 36c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * being used are not cryptographic related :-). 37c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 4. If you include any Windows specific code (or a derivative thereof) from 38c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * the apps directory (application code) you must include an acknowledgement: 39c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 41c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * SUCH DAMAGE. 52c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 53c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * The licence and distribution terms for any publically available version or 54c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * derivative of this code cannot be changed. i.e. this code cannot simply be 55c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * copied and put under another distribution licence 56c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * [including the GNU Public Licence.] 57c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 58c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 59c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#ifndef HEADER_RAND_H 60c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define HEADER_RAND_H 61c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 62c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <stdlib.h> 63c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/ossl_typ.h> 64c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/e_os2.h> 65c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 66c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#if defined(OPENSSL_SYS_WINDOWS) 67c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <windows.h> 68c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 69c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 70c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#ifdef __cplusplus 71c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgextern "C" { 72c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 73c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 74c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#if defined(OPENSSL_FIPS) 75480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org#define FIPS_RAND_SIZE_T size_t 76c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 77c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 78c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Already defined in ossl_typ.h */ 79c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* typedef struct rand_meth_st RAND_METHOD; */ 80c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 81c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstruct rand_meth_st 82c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 83c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org void (*seed)(const void *buf, int num); 84c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int (*bytes)(unsigned char *buf, int num); 85c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org void (*cleanup)(void); 86c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org void (*add)(const void *buf, int num, double entropy); 87c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int (*pseudorand)(unsigned char *buf, int num); 88c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int (*status)(void); 89c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org }; 90c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 91c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#ifdef BN_DEBUG 92c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgextern int rand_predictable; 93c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 94c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 95c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_set_rand_method(const RAND_METHOD *meth); 96c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgconst RAND_METHOD *RAND_get_rand_method(void); 97c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#ifndef OPENSSL_NO_ENGINE 98c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_set_rand_engine(ENGINE *engine); 99c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 100c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgRAND_METHOD *RAND_SSLeay(void); 101c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid RAND_cleanup(void ); 102c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_bytes(unsigned char *buf,int num); 103c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_pseudo_bytes(unsigned char *buf,int num); 104c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid RAND_seed(const void *buf,int num); 105c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid RAND_add(const void *buf,int num,double entropy); 106c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_load_file(const char *file,long max_bytes); 107c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_write_file(const char *file); 108c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgconst char *RAND_file_name(char *file,size_t num); 109c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_status(void); 110c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_query_egd_bytes(const char *path, unsigned char *buf, int bytes); 111c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_egd(const char *path); 112c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_egd_bytes(const char *path,int bytes); 113c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_poll(void); 114c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 115c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32) 116c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 117c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid RAND_screen(void); 118c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint RAND_event(UINT, WPARAM, LPARAM); 119c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 120c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 121c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 1222c4508dfe2bc5b6296c01114ed11ddc64b7718c6digit@chromium.org#ifdef OPENSSL_FIPS 1232c4508dfe2bc5b6296c01114ed11ddc64b7718c6digit@chromium.orgvoid RAND_set_fips_drbg_type(int type, int flags); 1242c4508dfe2bc5b6296c01114ed11ddc64b7718c6digit@chromium.orgint RAND_init_fips(void); 1252c4508dfe2bc5b6296c01114ed11ddc64b7718c6digit@chromium.org#endif 1262c4508dfe2bc5b6296c01114ed11ddc64b7718c6digit@chromium.org 127c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* BEGIN ERROR CODES */ 128c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* The following lines are auto generated by the script mkerr.pl. Any changes 129c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * made after this point may be overwritten when the script is next run. 130c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 131c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid ERR_load_RAND_strings(void); 132c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 133c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Error codes for the RAND functions. */ 134c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 135c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Function codes. */ 136c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define RAND_F_RAND_GET_RAND_METHOD 101 1372c4508dfe2bc5b6296c01114ed11ddc64b7718c6digit@chromium.org#define RAND_F_RAND_INIT_FIPS 102 138c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define RAND_F_SSLEAY_RAND_BYTES 100 139c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 140c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Reason codes. */ 1412c4508dfe2bc5b6296c01114ed11ddc64b7718c6digit@chromium.org#define RAND_R_ERROR_INITIALISING_DRBG 102 1422c4508dfe2bc5b6296c01114ed11ddc64b7718c6digit@chromium.org#define RAND_R_ERROR_INSTANTIATING_DRBG 103 1432c4508dfe2bc5b6296c01114ed11ddc64b7718c6digit@chromium.org#define RAND_R_NO_FIPS_RANDOM_METHOD_SET 101 144c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define RAND_R_PRNG_NOT_SEEDED 100 145c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 146c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#ifdef __cplusplus 147c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org} 148c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 149c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 150