Mirror of BoringSSL (grpc依赖)
https://boringssl.googlesource.com/boringssl
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62 lines
2.1 KiB
62 lines
2.1 KiB
/* Copyright (c) 2021, 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_BLAKE2_H |
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#define OPENSSL_HEADER_BLAKE2_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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#define BLAKE2B256_DIGEST_LENGTH (256 / 8) |
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#define BLAKE2B_CBLOCK 128 |
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struct blake2b_state_st { |
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uint64_t h[8]; |
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uint64_t t_low, t_high; |
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union { |
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uint8_t bytes[BLAKE2B_CBLOCK]; |
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uint64_t words[16]; |
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} block; |
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size_t block_used; |
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}; |
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// BLAKE2B256_Init initialises |b2b| to perform a BLAKE2b-256 hash. There are no |
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// pointers inside |b2b| thus release of |b2b| is purely managed by the caller. |
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OPENSSL_EXPORT void BLAKE2B256_Init(BLAKE2B_CTX *b2b); |
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// BLAKE2B256_Update appends |len| bytes from |data| to the digest being |
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// calculated by |b2b|. |
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OPENSSL_EXPORT void BLAKE2B256_Update(BLAKE2B_CTX *b2b, const void *data, |
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size_t len); |
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// BLAKE2B256_Final completes the digest calculated by |b2b| and writes |
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// |BLAKE2B256_DIGEST_LENGTH| bytes to |out|. |
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OPENSSL_EXPORT void BLAKE2B256_Final(uint8_t out[BLAKE2B256_DIGEST_LENGTH], |
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BLAKE2B_CTX *b2b); |
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// BLAKE2B256 writes the BLAKE2b-256 digset of |len| bytes from |data| to |
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// |out|. |
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OPENSSL_EXPORT void BLAKE2B256(const uint8_t *data, size_t len, |
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uint8_t out[BLAKE2B256_DIGEST_LENGTH]); |
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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_BLAKE2_H
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