You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
140 lines
5.1 KiB
140 lines
5.1 KiB
/* crypto/rand/rand.h */
|
|
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
|
|
* All rights reserved.
|
|
*
|
|
* This package is an SSL implementation written
|
|
* by Eric Young (eay@cryptsoft.com).
|
|
* The implementation was written so as to conform with Netscapes SSL.
|
|
*
|
|
* This library is free for commercial and non-commercial use as long as
|
|
* the following conditions are aheared to. The following conditions
|
|
* apply to all code found in this distribution, be it the RC4, RSA,
|
|
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
|
|
* included with this distribution is covered by the same copyright terms
|
|
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
|
|
*
|
|
* Copyright remains Eric Young's, and as such any Copyright notices in
|
|
* the code are not to be removed.
|
|
* If this package is used in a product, Eric Young should be given attribution
|
|
* as the author of the parts of the library used.
|
|
* This can be in the form of a textual message at program startup or
|
|
* in documentation (online or textual) provided with the package.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* "This product includes cryptographic software written by
|
|
* Eric Young (eay@cryptsoft.com)"
|
|
* The word 'cryptographic' can be left out if the rouines from the library
|
|
* being used are not cryptographic related :-).
|
|
* 4. If you include any Windows specific code (or a derivative thereof) from
|
|
* the apps directory (application code) you must include an acknowledgement:
|
|
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* The licence and distribution terms for any publically available version or
|
|
* derivative of this code cannot be changed. i.e. this code cannot simply be
|
|
* copied and put under another distribution licence
|
|
* [including the GNU Public Licence.]
|
|
*/
|
|
|
|
#ifndef HEADER_RAND_H
|
|
#define HEADER_RAND_H
|
|
|
|
#include <stdlib.h>
|
|
#include <openssl/ossl_typ.h>
|
|
#include <openssl/e_os2.h>
|
|
|
|
#if defined(OPENSSL_SYS_WINDOWS)
|
|
#include <windows.h>
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#if defined(OPENSSL_FIPS)
|
|
#define FIPS_RAND_SIZE_T size_t
|
|
#endif
|
|
|
|
/* Already defined in ossl_typ.h */
|
|
/* typedef struct rand_meth_st RAND_METHOD; */
|
|
|
|
struct rand_meth_st
|
|
{
|
|
void (*seed)(const void *buf, int num);
|
|
int (*bytes)(unsigned char *buf, int num);
|
|
void (*cleanup)(void);
|
|
void (*add)(const void *buf, int num, double entropy);
|
|
int (*pseudorand)(unsigned char *buf, int num);
|
|
int (*status)(void);
|
|
};
|
|
|
|
#ifdef BN_DEBUG
|
|
extern int rand_predictable;
|
|
#endif
|
|
|
|
int RAND_set_rand_method(const RAND_METHOD *meth);
|
|
const RAND_METHOD *RAND_get_rand_method(void);
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
int RAND_set_rand_engine(ENGINE *engine);
|
|
#endif
|
|
RAND_METHOD *RAND_SSLeay(void);
|
|
void RAND_cleanup(void );
|
|
int RAND_bytes(unsigned char *buf,int num);
|
|
int RAND_pseudo_bytes(unsigned char *buf,int num);
|
|
void RAND_seed(const void *buf,int num);
|
|
void RAND_add(const void *buf,int num,double entropy);
|
|
int RAND_load_file(const char *file,long max_bytes);
|
|
int RAND_write_file(const char *file);
|
|
const char *RAND_file_name(char *file,size_t num);
|
|
int RAND_status(void);
|
|
int RAND_query_egd_bytes(const char *path, unsigned char *buf, int bytes);
|
|
int RAND_egd(const char *path);
|
|
int RAND_egd_bytes(const char *path,int bytes);
|
|
int RAND_poll(void);
|
|
|
|
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32)
|
|
|
|
void RAND_screen(void);
|
|
int RAND_event(UINT, WPARAM, LPARAM);
|
|
|
|
#endif
|
|
|
|
/* BEGIN ERROR CODES */
|
|
/* The following lines are auto generated by the script mkerr.pl. Any changes
|
|
* made after this point may be overwritten when the script is next run.
|
|
*/
|
|
void ERR_load_RAND_strings(void);
|
|
|
|
/* Error codes for the RAND functions. */
|
|
|
|
/* Function codes. */
|
|
#define RAND_F_RAND_GET_RAND_METHOD 101
|
|
#define RAND_F_SSLEAY_RAND_BYTES 100
|
|
|
|
/* Reason codes. */
|
|
#define RAND_R_PRNG_NOT_SEEDED 100
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif
|
|
|