[thirdparty/openssl.git] / crypto / include / internal / poly1305.h

/*
 * 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
 */

#include <stddef.h>

#define POLY1305_BLOCK_SIZE  16
#define POLY1305_DIGEST_SIZE 16
#define POLY1305_KEY_SIZE    32

typedef struct poly1305_context POLY1305;

size_t Poly1305_ctx_size(void);
void Poly1305_Init(POLY1305 *ctx, const unsigned char key[32]);
void Poly1305_Update(POLY1305 *ctx, const unsigned char *inp, size_t len);
void Poly1305_Final(POLY1305 *ctx, unsigned char mac[16]);
Commit	Line	Data
aa6bb135 RS	1	/*
aa6bb135 RS	2	* Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
7dcb2186	3	*
aa6bb135 RS	4	* Licensed under the OpenSSL license (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
7dcb2186	8	*/
aa6bb135	9
7dcb2186 AP	10	#include <stddef.h>
7dcb2186 AP	11
52ad5b60 TS	12	#define POLY1305_BLOCK_SIZE 16
	13	#define POLY1305_DIGEST_SIZE 16
	14	#define POLY1305_KEY_SIZE 32
7dcb2186 AP	15
	16	typedef struct poly1305_context POLY1305;
	17
	18	size_t Poly1305_ctx_size(void);
	19	void Poly1305_Init(POLY1305 *ctx, const unsigned char key[32]);
	20	void Poly1305_Update(POLY1305 ctx, const unsigned char inp, size_t len);
	21	void Poly1305_Final(POLY1305 *ctx, unsigned char mac[16]);