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61 lines
1.9 KiB
61 lines
1.9 KiB
/* Copyright (c) 2014, Google Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
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#ifndef OPENSSL_HEADER_RAND_H
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#define OPENSSL_HEADER_RAND_H
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#include <openssl/base.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* Random number generation. */
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/* RAND_bytes writes |len| bytes of random data to |buf| and returns one. */
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OPENSSL_EXPORT int RAND_bytes(uint8_t *buf, size_t len);
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/* RAND_cleanup frees any resources used by the RNG. This is not safe if other
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* threads might still be calling |RAND_bytes|. */
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OPENSSL_EXPORT void RAND_cleanup(void);
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/* Deprecated functions */
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/* RAND_pseudo_bytes is a wrapper around |RAND_bytes|. */
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OPENSSL_EXPORT int RAND_pseudo_bytes(uint8_t *buf, size_t len);
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/* RAND_seed does nothing. */
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OPENSSL_EXPORT void RAND_seed(const void *buf, int num);
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/* RAND_load_file returns a nonnegative number. */
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OPENSSL_EXPORT int RAND_load_file(const char *path, long num);
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/* RAND_add does nothing. */
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OPENSSL_EXPORT void RAND_add(const void *buf, int num, double entropy);
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/* RAND_poll returns one. */
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OPENSSL_EXPORT int RAND_poll(void);
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/* RAND_status returns one. */
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OPENSSL_EXPORT int RAND_status(void);
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#if defined(__cplusplus)
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} /* extern C */
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#endif
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#endif /* OPENSSL_HEADER_RAND_H */
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