aes-eax.c File Reference

AES-128 EAX. More...

#include "includes.h"
#include "common.h"
#include "aes.h"
#include "aes_wrap.h"

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Functions
int	aes_128_eax_encrypt (const u8 *key, const u8 *nonce, size_t nonce_len, const u8 *hdr, size_t hdr_len, u8 *data, size_t data_len, u8 *tag)
	AES-128 EAX mode encryption.
int	aes_128_eax_decrypt (const u8 *key, const u8 *nonce, size_t nonce_len, const u8 *hdr, size_t hdr_len, u8 *data, size_t data_len, const u8 *tag)
	AES-128 EAX mode decryption.

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Detailed Description

AES-128 EAX.

Copyright

Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation.

Alternatively, this software may be distributed under the terms of BSD license.

See README and COPYING for more details.

Definition in file aes-eax.c.

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Function Documentation

int aes_128_eax_decrypt	(	const u8 *	key,
		const u8 *	nonce,
		size_t	nonce_len,
		const u8 *	hdr,
		size_t	hdr_len,
		u8 *	data,
		size_t	data_len,
		const u8 *	tag
	)

AES-128 EAX mode decryption.

Parameters:

	key	Key for decryption (16 bytes)
	nonce	Nonce for counter mode
	nonce_len	Nonce length in bytes
	hdr	Header data to be authenticity protected
	hdr_len	Length of the header data bytes
	data	Data to encrypt in-place
	data_len	Length of data in bytes
	tag	16-byte tag value

Returns:

0 on success, -1 on failure, -2 if tag does not match

Definition at line 101 of file aes-eax.c.

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int aes_128_eax_encrypt	(	const u8 *	key,
		const u8 *	nonce,
		size_t	nonce_len,
		const u8 *	hdr,
		size_t	hdr_len,
		u8 *	data,
		size_t	data_len,
		u8 *	tag
	)

AES-128 EAX mode encryption.

Parameters:

	key	Key for encryption (16 bytes)
	nonce	Nonce for counter mode
	nonce_len	Nonce length in bytes
	hdr	Header data to be authenticity protected
	hdr_len	Length of the header data bytes
	data	Data to encrypt in-place
	data_len	Length of data in bytes
	tag	16-byte tag value

Returns:

0 on success, -1 on failure

Definition at line 36 of file aes-eax.c.

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