md2.c File Reference

MD2 (Message-Digest Algorithm) More...

#include "core/crypto.h"
#include "hash/md2.h"

Go to the source code of this file.

Macros

#define TRACE_LEVEL   CRYPTO_TRACE_LEVEL
 

Functions

error_t md2Compute (const void *data, size_t length, uint8_t *digest)
 Digest a message using MD2. More...
 
void md2Init (Md2Context *context)
 Initialize MD2 message digest context. More...
 
void md2Update (Md2Context *context, const void *data, size_t length)
 Update the MD2 context with a portion of the message being hashed. More...
 
void md2Final (Md2Context *context, uint8_t *digest)
 Finish the MD2 message digest. More...
 
void md2ProcessBlock (const uint8_t *m, uint8_t *x, uint8_t *c)
 Process message in 16-word blocks. More...
 

Variables

const uint8_t md2Oid [8] = {0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x02, 0x02}
 
const HashAlgo md2HashAlgo
 

Detailed Description

MD2 (Message-Digest Algorithm)

License

Copyright (C) 2010-2018 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.

Description

The MD2 algorithm takes as input a message of arbitrary length and produces as output a 128-bit message digest of the input. Refer to RFC 1319

Author
Oryx Embedded SARL (www.oryx-embedded.com)
Version
1.9.0

Definition in file md2.c.

Macro Definition Documentation

◆ TRACE_LEVEL

#define TRACE_LEVEL   CRYPTO_TRACE_LEVEL

Definition at line 35 of file md2.c.

Function Documentation

◆ md2Compute()

error_t md2Compute ( const void *  data,
size_t  length,
uint8_t *  digest 
)

Digest a message using MD2.

Parameters
[in]dataPointer to the message being hashed
[in]lengthLength of the message
[out]digestPointer to the calculated digest
Returns
Error code

Definition at line 92 of file md2.c.

◆ md2Final()

void md2Final ( Md2Context context,
uint8_t *  digest 
)

Finish the MD2 message digest.

Parameters
[in]contextPointer to the MD2 context
[out]digestCalculated digest (optional parameter)

Definition at line 175 of file md2.c.

◆ md2Init()

void md2Init ( Md2Context context)

Initialize MD2 message digest context.

Parameters
[in]contextPointer to the MD2 context to initialize

Definition at line 119 of file md2.c.

◆ md2ProcessBlock()

void md2ProcessBlock ( const uint8_t *  m,
uint8_t *  x,
uint8_t *  c 
)

Process message in 16-word blocks.

Parameters
[in]m16-byte data block to process
[in,out]x48-byte buffer
[in,out]c16-byte checksum

Definition at line 205 of file md2.c.

◆ md2Update()

void md2Update ( Md2Context context,
const void *  data,
size_t  length 
)

Update the MD2 context with a portion of the message being hashed.

Parameters
[in]contextPointer to the MD2 context
[in]dataPointer to the buffer being hashed
[in]lengthLength of the buffer

Definition at line 137 of file md2.c.

Variable Documentation

◆ md2HashAlgo

const HashAlgo md2HashAlgo
Initial value:
=
{
"MD2",
sizeof(md2Oid),
sizeof(Md2Context),
}
error_t(* HashAlgoCompute)(const void *data, size_t length, uint8_t *digest)
Definition: crypto.h:1020
void md2Update(Md2Context *context, const void *data, size_t length)
Update the MD2 context with a portion of the message being hashed.
Definition: md2.c:137
#define MD2_BLOCK_SIZE
Definition: md2.h:36
const uint8_t md2Oid[8]
Definition: md2.c:66
void(* HashAlgoInit)(void *context)
Definition: crypto.h:1021
void md2Init(Md2Context *context)
Initialize MD2 message digest context.
Definition: md2.c:119
MD2 algorithm context.
Definition: md2.h:54
void(* HashAlgoUpdate)(void *context, const void *data, size_t length)
Definition: crypto.h:1022
void md2Final(Md2Context *context, uint8_t *digest)
Finish the MD2 message digest.
Definition: md2.c:175
#define MD2_DIGEST_SIZE
Definition: md2.h:38
error_t md2Compute(const void *data, size_t length, uint8_t *digest)
Digest a message using MD2.
Definition: md2.c:92
void(* HashAlgoFinal)(void *context, uint8_t *digest)
Definition: crypto.h:1023

Definition at line 69 of file md2.c.

◆ md2Oid

const uint8_t md2Oid[8] = {0x2A, 0x86, 0x48, 0x86, 0xF7, 0x0D, 0x02, 0x02}

Definition at line 66 of file md2.c.