c8e664b70a
∙ Some comments had the wrong function name at the beginning.
∙ Some ARM asm ended up with two #if defined(__arm__) lines – one from
the .pl file and one inserted by the translation script.
Change-Id: Ia8032cd09f06a899bf205feebc2d535a5078b521
Reviewed-on: https://boringssl-review.googlesource.com/6000
Reviewed-by: Adam Langley <agl@google.com>
52 lines
2.0 KiB
C
52 lines
2.0 KiB
C
/* 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_POLY1305_H
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#define OPENSSL_HEADER_POLY1305_H
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#include <openssl/base.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef uint8_t poly1305_state[512];
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/* CRYPTO_poly1305_init sets up |state| so that it can be used to calculate an
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* authentication tag with the one-time key |key|. Note that |key| is a
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* one-time key and therefore there is no `reset' method because that would
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* enable several messages to be authenticated with the same key. */
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OPENSSL_EXPORT void CRYPTO_poly1305_init(poly1305_state* state,
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const uint8_t key[32]);
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/* CRYPTO_poly1305_update processes |in_len| bytes from |in|. It can be called
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* zero or more times after poly1305_init. */
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OPENSSL_EXPORT void CRYPTO_poly1305_update(poly1305_state* state,
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const uint8_t* in,
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size_t in_len);
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/* CRYPTO_poly1305_finish completes the poly1305 calculation and writes a 16
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* byte authentication tag to |mac|. The |mac| address must be 16-byte
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* aligned. */
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OPENSSL_EXPORT void CRYPTO_poly1305_finish(poly1305_state* state,
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uint8_t mac[16]);
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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_POLY1305_H */
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