poly1305.c File Reference

Poly1305 message-authentication code. More...

#include "core/crypto.h"
#include "mac/poly1305.h"
#include "debug.h"

Go to the source code of this file.

Macros
#define	TRACE_LEVEL   CRYPTO_TRACE_LEVEL

Functions
void	poly1305Init (Poly1305Context *context, const uint8_t *key)
	Initialize Poly1305 message-authentication code computation. More...
void	poly1305Update (Poly1305Context *context, const void *data, size_t length)
	Update Poly1305 message-authentication code computation. More...
void	poly1305Final (Poly1305Context *context, uint8_t *tag)
	Finalize Poly1305 message-authentication code computation. More...
void	poly1305ProcessBlock (Poly1305Context *context)
	Process message in 16-byte blocks. More...

Detailed Description

Poly1305 message-authentication code.

License

SPDX-License-Identifier: GPL-2.0-or-later

Copyright (C) 2010-2024 Oryx Embedded SARL. All rights reserved.

This file is part of CycloneCRYPTO Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Author

Oryx Embedded SARL (www.oryx-embedded.com)

Version

2.4.4

Definition in file poly1305.c.

Macro Definition Documentation

TRACE_LEVEL

#define TRACE_LEVEL   CRYPTO_TRACE_LEVEL

Definition at line 32 of file poly1305.c.

Function Documentation

poly1305Final()

void poly1305Final	(	Poly1305Context *	context,
		uint8_t *	tag
	)

Finalize Poly1305 message-authentication code computation.

Parameters

[in]	context	Pointer to the Poly1305 context
[out]	tag	Calculated message-authentication code

Definition at line 127 of file poly1305.c.

poly1305Init()

void poly1305Init	(	Poly1305Context *	context,
		const uint8_t *	key
	)

Initialize Poly1305 message-authentication code computation.

Parameters

[in]	context	Pointer to the Poly1305 context to initialize
[in]	key	Pointer to the 256-bit key

Definition at line 49 of file poly1305.c.

poly1305ProcessBlock()

void poly1305ProcessBlock

(

Poly1305Context *

context

)

Process message in 16-byte blocks.

Parameters

[in]

context

Pointer to the Poly1305 context

Definition at line 213 of file poly1305.c.

poly1305Update()

void poly1305Update	(	Poly1305Context *	context,
		const void *	data,
		size_t	length
	)

Update Poly1305 message-authentication code computation.

Parameters

[in]	context	Pointer to the Poly1305 context
[in]	data	Pointer to the input message
[in]	length	Length of the input message

Definition at line 89 of file poly1305.c.