]>
git.ipfire.org Git - thirdparty/openssl.git/blob - crypto/poly1305/poly1305_local.h
2 * Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 typedef void (*poly1305_blocks_f
) (void *ctx
, const unsigned char *inp
,
11 size_t len
, unsigned int padbit
);
12 typedef void (*poly1305_emit_f
) (void *ctx
, unsigned char mac
[16],
13 const unsigned int nonce
[4]);
15 struct poly1305_context
{
16 double opaque
[24]; /* large enough to hold internal state, declared
17 * 'double' to ensure at least 64-bit invariant
18 * alignment across all platforms and
20 unsigned int nonce
[4];
21 unsigned char data
[POLY1305_BLOCK_SIZE
];
24 poly1305_blocks_f blocks
;