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/* Copyright (c) 2015, Google Inc.
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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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* 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_CRYPTO_RAND_INTERNAL_H
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#define OPENSSL_HEADER_CRYPTO_RAND_INTERNAL_H
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#if defined(__cplusplus)
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/* CRYPTO_sysrand fills |len| bytes at |buf| with entropy from the operating
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void CRYPTO_sysrand(uint8_t *buf, size_t len);
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/* CRYPTO_have_hwrand returns one iff |CRYPTO_hwrand| can be called to generate
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* hardware entropy. */
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int CRYPTO_have_hwrand(void);
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/* CRYPTO_hwrand fills |len| bytes at |buf| with entropy from the hardware.
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* This function can only be called if |CRYPTO_have_hwrand| returns one. */
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void CRYPTO_hwrand(uint8_t *buf, size_t len);
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#if defined(__cplusplus)
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#endif /* OPENSSL_HEADER_CRYPTO_RAND_INTERNAL_H */