jpayne@69: /*
jpayne@69:  * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
jpayne@69:  *
jpayne@69:  * Licensed under the OpenSSL license (the "License").  You may not use
jpayne@69:  * this file except in compliance with the License.  You can obtain a copy
jpayne@69:  * in the file LICENSE in the source distribution or at
jpayne@69:  * https://www.openssl.org/source/license.html
jpayne@69:  */
jpayne@69: 
jpayne@69: #ifndef HEADER_RAND_H
jpayne@69: # define HEADER_RAND_H
jpayne@69: 
jpayne@69: # include <stdlib.h>
jpayne@69: # include <openssl/ossl_typ.h>
jpayne@69: # include <openssl/e_os2.h>
jpayne@69: # include <openssl/randerr.h>
jpayne@69: 
jpayne@69: #ifdef  __cplusplus
jpayne@69: extern "C" {
jpayne@69: #endif
jpayne@69: 
jpayne@69: struct rand_meth_st {
jpayne@69:     int (*seed) (const void *buf, int num);
jpayne@69:     int (*bytes) (unsigned char *buf, int num);
jpayne@69:     void (*cleanup) (void);
jpayne@69:     int (*add) (const void *buf, int num, double randomness);
jpayne@69:     int (*pseudorand) (unsigned char *buf, int num);
jpayne@69:     int (*status) (void);
jpayne@69: };
jpayne@69: 
jpayne@69: int RAND_set_rand_method(const RAND_METHOD *meth);
jpayne@69: const RAND_METHOD *RAND_get_rand_method(void);
jpayne@69: # ifndef OPENSSL_NO_ENGINE
jpayne@69: int RAND_set_rand_engine(ENGINE *engine);
jpayne@69: # endif
jpayne@69: 
jpayne@69: RAND_METHOD *RAND_OpenSSL(void);
jpayne@69: 
jpayne@69: # if OPENSSL_API_COMPAT < 0x10100000L
jpayne@69: #   define RAND_cleanup() while(0) continue
jpayne@69: # endif
jpayne@69: int RAND_bytes(unsigned char *buf, int num);
jpayne@69: int RAND_priv_bytes(unsigned char *buf, int num);
jpayne@69: DEPRECATEDIN_1_1_0(int RAND_pseudo_bytes(unsigned char *buf, int num))
jpayne@69: 
jpayne@69: void RAND_seed(const void *buf, int num);
jpayne@69: void RAND_keep_random_devices_open(int keep);
jpayne@69: 
jpayne@69: # if defined(__ANDROID__) && defined(__NDK_FPABI__)
jpayne@69: __NDK_FPABI__	/* __attribute__((pcs("aapcs"))) on ARM */
jpayne@69: # endif
jpayne@69: void RAND_add(const void *buf, int num, double randomness);
jpayne@69: int RAND_load_file(const char *file, long max_bytes);
jpayne@69: int RAND_write_file(const char *file);
jpayne@69: const char *RAND_file_name(char *file, size_t num);
jpayne@69: int RAND_status(void);
jpayne@69: 
jpayne@69: # ifndef OPENSSL_NO_EGD
jpayne@69: int RAND_query_egd_bytes(const char *path, unsigned char *buf, int bytes);
jpayne@69: int RAND_egd(const char *path);
jpayne@69: int RAND_egd_bytes(const char *path, int bytes);
jpayne@69: # endif
jpayne@69: 
jpayne@69: int RAND_poll(void);
jpayne@69: 
jpayne@69: # if defined(_WIN32) && (defined(BASETYPES) || defined(_WINDEF_H))
jpayne@69: /* application has to include <windows.h> in order to use these */
jpayne@69: DEPRECATEDIN_1_1_0(void RAND_screen(void))
jpayne@69: DEPRECATEDIN_1_1_0(int RAND_event(UINT, WPARAM, LPARAM))
jpayne@69: # endif
jpayne@69: 
jpayne@69: 
jpayne@69: #ifdef  __cplusplus
jpayne@69: }
jpayne@69: #endif
jpayne@69: 
jpayne@69: #endif