ripemd128.c File Reference

RIPEMD-128 hash function. More...

#include "core/crypto.h"
#include "hash/ripemd128.h"

Go to the source code of this file.

Macros
#define	TRACE_LEVEL   CRYPTO_TRACE_LEVEL
#define	F(x, y, z)   ((x) ^ (y) ^ (z))
#define	G(x, y, z)   (((x) & (y)) | (~(x) & (z)))
#define	H(x, y, z)   (((x) | ~(y)) ^ (z))
#define	I(x, y, z)   (((x) & (z)) | ((y) & ~(z)))
#define	FF(a, b, c, d, x, s)   a += F(b, c, d) + (x), a = ROL32(a, s)
#define	GG(a, b, c, d, x, s)   a += G(b, c, d) + (x) + 0x5A827999, a = ROL32(a, s)
#define	HH(a, b, c, d, x, s)   a += H(b, c, d) + (x) + 0x6ED9EBA1, a = ROL32(a, s)
#define	II(a, b, c, d, x, s)   a += I(b, c, d) + (x) + 0x8F1BBCDC, a = ROL32(a, s)
#define	FFF(a, b, c, d, x, s)   a += F(b, c, d) + (x), a = ROL32(a, s)
#define	GGG(a, b, c, d, x, s)   a += G(b, c, d) + (x) + 0x6D703EF3, a = ROL32(a, s)
#define	HHH(a, b, c, d, x, s)   a += H(b, c, d) + (x) + 0x5C4DD124, a = ROL32(a, s)
#define	III(a, b, c, d, x, s)   a += I(b, c, d) + (x) + 0x50A28BE6, a = ROL32(a, s)

Functions
error_t	ripemd128Compute (const void *data, size_t length, uint8_t *digest)
	Digest a message using RIPEMD-128. More...
void	ripemd128Init (Ripemd128Context *context)
	Initialize RIPEMD-128 message digest context. More...
void	ripemd128Update (Ripemd128Context *context, const void *data, size_t length)
	Update the RIPEMD-128 context with a portion of the message being hashed. More...
void	ripemd128Final (Ripemd128Context *context, uint8_t *digest)
	Finish the RIPEMD-128 message digest. More...
void	ripemd128ProcessBlock (Ripemd128Context *context)
	Process message in 16-word blocks. More...

Variables
const uint8_t	RIPEMD128_OID [5] = {0x2B, 0x24, 0x03, 0x02, 0x02}
const HashAlgo	ripemd128HashAlgo

Detailed Description

RIPEMD-128 hash function.

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 ripemd128.c.

Macro Definition Documentation

F

#define F	(		x,
			y,
			z
	)		((x) ^ (y) ^ (z))

Definition at line 42 of file ripemd128.c.

FF

#define FF	(		a,
			b,
			c,
			d,
			x,
			s
	)		a += F(b, c, d) + (x), a = ROL32(a, s)

Definition at line 47 of file ripemd128.c.

FFF

#define FFF	(		a,
			b,
			c,
			d,
			x,
			s
	)		a += F(b, c, d) + (x), a = ROL32(a, s)

Definition at line 52 of file ripemd128.c.

G

#define G	(		x,
			y,
			z
	)		(((x) & (y)) | (~(x) & (z)))

Definition at line 43 of file ripemd128.c.

GG

#define GG	(		a,
			b,
			c,
			d,
			x,
			s
	)		a += G(b, c, d) + (x) + 0x5A827999, a = ROL32(a, s)

Definition at line 48 of file ripemd128.c.

GGG

#define GGG	(		a,
			b,
			c,
			d,
			x,
			s
	)		a += G(b, c, d) + (x) + 0x6D703EF3, a = ROL32(a, s)

Definition at line 53 of file ripemd128.c.

H

#define H	(		x,
			y,
			z
	)		(((x) | ~(y)) ^ (z))

Definition at line 44 of file ripemd128.c.

HH

#define HH	(		a,
			b,
			c,
			d,
			x,
			s
	)		a += H(b, c, d) + (x) + 0x6ED9EBA1, a = ROL32(a, s)

Definition at line 49 of file ripemd128.c.

HHH

#define HHH	(		a,
			b,
			c,
			d,
			x,
			s
	)		a += H(b, c, d) + (x) + 0x5C4DD124, a = ROL32(a, s)

Definition at line 54 of file ripemd128.c.

I

#define I	(		x,
			y,
			z
	)		(((x) & (z)) | ((y) & ~(z)))

Definition at line 45 of file ripemd128.c.

II

#define II	(		a,
			b,
			c,
			d,
			x,
			s
	)		a += I(b, c, d) + (x) + 0x8F1BBCDC, a = ROL32(a, s)

Definition at line 50 of file ripemd128.c.

III

#define III	(		a,
			b,
			c,
			d,
			x,
			s
	)		a += I(b, c, d) + (x) + 0x50A28BE6, a = ROL32(a, s)

Definition at line 55 of file ripemd128.c.

TRACE_LEVEL

#define TRACE_LEVEL   CRYPTO_TRACE_LEVEL

Definition at line 32 of file ripemd128.c.

Function Documentation

ripemd128Compute()

error_t ripemd128Compute	(	const void *	data,
		size_t	length,
		uint8_t *	digest
	)

Digest a message using RIPEMD-128.

Parameters

[in]	data	Pointer to the message being hashed
[in]	length	Length of the message
[out]	digest	Pointer to the calculated digest

Returns

Error code

Definition at line 96 of file ripemd128.c.

ripemd128Final()

void ripemd128Final	(	Ripemd128Context *	context,
		uint8_t *	digest
	)

Finish the RIPEMD-128 message digest.

Parameters

[in]	context	Pointer to the RIPEMD-128 context
[out]	digest	Calculated digest (optional parameter)

Definition at line 202 of file ripemd128.c.

ripemd128Init()

void ripemd128Init

(

Ripemd128Context *

context

)

Initialize RIPEMD-128 message digest context.

Parameters

[in]

context

Pointer to the RIPEMD-128 context to initialize

Definition at line 141 of file ripemd128.c.

ripemd128ProcessBlock()

void ripemd128ProcessBlock

(

Ripemd128Context *

context

)

Process message in 16-word blocks.

Parameters

[in]

context

Pointer to the RIPEMD-128 context

Definition at line 250 of file ripemd128.c.

ripemd128Update()

void ripemd128Update	(	Ripemd128Context *	context,
		const void *	data,
		size_t	length
	)

Update the RIPEMD-128 context with a portion of the message being hashed.

Parameters

[in]	context	Pointer to the RIPEMD-128 context
[in]	data	Pointer to the buffer being hashed
[in]	length	Length of the buffer

Definition at line 163 of file ripemd128.c.

Variable Documentation

RIPEMD128_OID

const uint8_t RIPEMD128_OID[5] = {0x2B, 0x24, 0x03, 0x02, 0x02}

Definition at line 67 of file ripemd128.c.

ripemd128HashAlgo

const HashAlgo ripemd128HashAlgo

Initial value:

=
{
   "RIPEMD-128",
   RIPEMD128_OID,
   sizeof(RIPEMD128_OID),
   sizeof(Ripemd128Context),
   RIPEMD128_BLOCK_SIZE,
   RIPEMD128_DIGEST_SIZE,
   RIPEMD128_MIN_PAD_SIZE,
   FALSE,
   (HashAlgoCompute) ripemd128Compute,
   (HashAlgoInit) ripemd128Init,
   (HashAlgoUpdate) ripemd128Update,
   (HashAlgoFinal) ripemd128Final,
   NULL
}

Definition at line 70 of file ripemd128.c.