| Current File : //usr/include/openssl/rand.h |
/* crypto/rand/rand.h */
/* Copyright (C) 1995-1998 Eric Young ([email protected])
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young ([email protected]).
* 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 ([email protected]).
*
* 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 ([email protected])"
* 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 ([email protected])"
*
* 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
# ifdef OPENSSL_FIPS
void RAND_set_fips_drbg_type(int type, int flags);
int RAND_init_fips(void);
# 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_ENG_RAND_GET_RAND_METHOD 108
# define RAND_F_FIPS_RAND 103
# define RAND_F_FIPS_RAND_BYTES 102
# define RAND_F_FIPS_RAND_SET_DT 106
# define RAND_F_FIPS_X931_SET_DT 106
# define RAND_F_FIPS_SET_DT 104
# define RAND_F_FIPS_SET_PRNG_SEED 107
# define RAND_F_FIPS_SET_TEST_MODE 105
# define RAND_F_RAND_GET_RAND_METHOD 101
# define RAND_F_RAND_INIT_FIPS 109
# define RAND_F_SSLEAY_RAND_BYTES 100
/* Reason codes. */
# define RAND_R_DUAL_EC_DRBG_DISABLED 114
# define RAND_R_ERROR_INITIALISING_DRBG 112
# define RAND_R_ERROR_INSTANTIATING_DRBG 113
# define RAND_R_NON_FIPS_METHOD 105
# define RAND_R_NOT_IN_TEST_MODE 106
# define RAND_R_NO_FIPS_RANDOM_METHOD_SET 111
# define RAND_R_NO_KEY_SET 107
# define RAND_R_PRNG_ASKING_FOR_TOO_MUCH 101
# define RAND_R_PRNG_ERROR 108
# define RAND_R_PRNG_KEYED 109
# define RAND_R_PRNG_NOT_REKEYED 102
# define RAND_R_PRNG_NOT_RESEEDED 103
# define RAND_R_PRNG_NOT_SEEDED 100
# define RAND_R_PRNG_SEED_MUST_NOT_MATCH_KEY 110
# define RAND_R_PRNG_STUCK 104
#ifdef __cplusplus
}
#endif
#endif