/* * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ #ifndef HEADER_RAND_H # define HEADER_RAND_H # include # include # include # include #ifdef __cplusplus extern "C" { #endif struct rand_meth_st { int (*seed) (const void *buf, int num); int (*bytes) (unsigned char *buf, int num); void (*cleanup) (void); int (*add) (const void *buf, int num, double randomness); int (*pseudorand) (unsigned char *buf, int num); int (*status) (void); }; 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_OpenSSL(void); # if OPENSSL_API_COMPAT < 0x10100000L # define RAND_cleanup() while(0) continue # endif int RAND_bytes(unsigned char *buf, int num); int RAND_priv_bytes(unsigned char *buf, int num); DEPRECATEDIN_1_1_0(int RAND_pseudo_bytes(unsigned char *buf, int num)) void RAND_seed(const void *buf, int num); void RAND_keep_random_devices_open(int keep); # if defined(__ANDROID__) && defined(__NDK_FPABI__) __NDK_FPABI__ /* __attribute__((pcs("aapcs"))) on ARM */ # endif void RAND_add(const void *buf, int num, double randomness); 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); # ifndef OPENSSL_NO_EGD 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); # endif int RAND_poll(void); # if defined(_WIN32) && (defined(BASETYPES) || defined(_WINDEF_H)) /* application has to include in order to use these */ DEPRECATEDIN_1_1_0(void RAND_screen(void)) DEPRECATEDIN_1_1_0(int RAND_event(UINT, WPARAM, LPARAM)) # endif #ifdef __cplusplus } #endif #endif