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- /* Copyright (c) 2015, Google Inc.
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
-
- #ifndef OPENSSL_HEADER_CRYPTO_RAND_INTERNAL_H
- #define OPENSSL_HEADER_CRYPTO_RAND_INTERNAL_H
-
- #if defined(__cplusplus)
- extern "C" {
- #endif
-
-
- /* CRYPTO_sysrand fills |len| bytes at |buf| with entropy from the operating
- * system. */
- void CRYPTO_sysrand(uint8_t *buf, size_t len);
-
- /* CRYPTO_have_hwrand returns one iff |CRYPTO_hwrand| can be called to generate
- * hardware entropy. */
- int CRYPTO_have_hwrand(void);
-
- /* CRYPTO_hwrand fills |len| bytes at |buf| with entropy from the hardware.
- * This function can only be called if |CRYPTO_have_hwrand| returns one. */
- void CRYPTO_hwrand(uint8_t *buf, size_t len);
-
-
- #if defined(__cplusplus)
- } /* extern C */
- #endif
-
- #endif /* OPENSSL_HEADER_CRYPTO_RAND_INTERNAL_H */
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