openssl/crypto/poly1305/poly1305_local.h
Richard Levitte aeac218372 Convert poly1305 selftest into internal test
Reviewed-by: Emilia Käsper <emilia@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/1789)
2016-11-03 13:13:31 +01:00

28 lines
1.0 KiB
C

/*
* Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
typedef void (*poly1305_blocks_f) (void *ctx, const unsigned char *inp,
size_t len, unsigned int padbit);
typedef void (*poly1305_emit_f) (void *ctx, unsigned char mac[16],
const unsigned int nonce[4]);
struct poly1305_context {
double opaque[24]; /* large enough to hold internal state, declared
* 'double' to ensure at least 64-bit invariant
* alignment across all platforms and
* configurations */
unsigned int nonce[4];
unsigned char data[POLY1305_BLOCK_SIZE];
size_t num;
struct {
poly1305_blocks_f blocks;
poly1305_emit_f emit;
} func;
};