openssl/crypto/rand/rand.h
1999-02-09 23:01:08 +00:00

111 lines
4.2 KiB
C

/* 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
#ifdef __cplusplus
extern "C" {
#endif
typedef struct rand_meth_st
{
#ifndef NOPROTO
void (*seed)(const void *buf, int num);
void (*bytes)(unsigned char *buf, int num);
void (*cleanup)(void);
#else
void (*seed)();
void (*bytes)();
void (*cleanup)();
#endif
} RAND_METHOD;
#ifndef NOPROTO
void RAND_set_rand_method(RAND_METHOD *meth);
RAND_METHOD *RAND_get_rand_method(void );
RAND_METHOD *RAND_SSLeay(void);
void RAND_cleanup(void );
void RAND_bytes(unsigned char *buf,int num);
void RAND_seed(const void *buf,int num);
int RAND_load_file(const char *file,long max_bytes);
int RAND_write_file(const char *file);
char *RAND_file_name(char *file,int num);
#ifdef WINDOWS
void RAND_screen(void);
#endif
#else
void RAND_set_rand_method();
RAND_METHOD *RAND_get_rand_method();
RAND_METHOD *RAND_SSLeay();
void RAND_cleanup();
void RAND_bytes();
void RAND_seed();
int RAND_load_file();
int RAND_write_file();
char *RAND_file_name();
#ifdef WINDOWS
void RAND_screen();
#endif
#endif
#ifdef __cplusplus
}
#endif
#endif