md2.h File Reference

Copyright (C) 2006-2010, Brainspark B.V.

This file is part of PolarSSL (http://www.polarssl.org) Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>

All rights reserved.

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.

Data Structures
struct	md2_context
	MD2 context structure. More...

Functions
void	md2 (const unsigned char *input, int ilen, unsigned char output[16])
	Output = MD2( input buffer ) More...
int	md2_file (const char *path, unsigned char output[16])
	Output = MD2( file contents ) More...
void	md2_finish (md2_context *ctx, unsigned char output[16])
	MD2 final digest. More...
void	md2_hmac (const unsigned char *key, int keylen, const unsigned char *input, int ilen, unsigned char output[16])
	Output = HMAC-MD2( hmac key, input buffer ) More...
void	md2_hmac_finish (md2_context *ctx, unsigned char output[16])
	MD2 HMAC final digest. More...
void	md2_hmac_reset (md2_context *ctx)
	MD2 HMAC context reset. More...
void	md2_hmac_starts (md2_context *ctx, const unsigned char *key, int keylen)
	MD2 HMAC context setup. More...
void	md2_hmac_update (md2_context *ctx, const unsigned char *input, int ilen)
	MD2 HMAC process buffer. More...
int	md2_self_test (int verbose)
	Checkup routine. More...
void	md2_starts (md2_context *ctx)
	MD2 context setup. More...
void	md2_update (md2_context *ctx, const unsigned char *input, int ilen)
	MD2 process buffer. More...

void md2	(	const unsigned char *	input,
		int	ilen,
		unsigned char	output[16]
	)

Output = MD2( input buffer )

Parameters

input	buffer holding the data
ilen	length of the input data
output	MD2 checksum result

int md2_file	(	const char *	path,
		unsigned char	output[16]
	)

Output = MD2( file contents )

Parameters

path	input file name
output	MD2 checksum result

Returns

0 if successful, 1 if fopen failed, or 2 if fread failed

void md2_finish	(	md2_context *	ctx,
		unsigned char	output[16]
	)

MD2 final digest.

Parameters

ctx	MD2 context
output	MD2 checksum result

void md2_hmac	(	const unsigned char *	key,
		int	keylen,
		const unsigned char *	input,
		int	ilen,
		unsigned char	output[16]
	)

Output = HMAC-MD2( hmac key, input buffer )

Parameters

key	HMAC secret key
keylen	length of the HMAC key
input	buffer holding the data
ilen	length of the input data
output	HMAC-MD2 result

void md2_hmac_finish	(	md2_context *	ctx,
		unsigned char	output[16]
	)

MD2 HMAC final digest.

Parameters

ctx	HMAC context
output	MD2 HMAC checksum result

void md2_hmac_reset

(

md2_context *

ctx

)

MD2 HMAC context reset.

Parameters

ctx	HMAC context to be reset

void md2_hmac_starts	(	md2_context *	ctx,
		const unsigned char *	key,
		int	keylen
	)

MD2 HMAC context setup.

Parameters

ctx	HMAC context to be initialized
key	HMAC secret key
keylen	length of the HMAC key

void md2_hmac_update	(	md2_context *	ctx,
		const unsigned char *	input,
		int	ilen
	)

MD2 HMAC process buffer.

Parameters

ctx	HMAC context
input	buffer holding the data
ilen	length of the input data

int md2_self_test

(

int

verbose

)

Checkup routine.

Returns

0 if successful, or 1 if the test failed

void md2_starts

(

md2_context *

ctx

)

MD2 context setup.

Parameters

ctx	context to be initialized

void md2_update	(	md2_context *	ctx,
		const unsigned char *	input,
		int	ilen
	)

MD2 process buffer.

Parameters

ctx	MD2 context
input	buffer holding the data
ilen	length of the input data