md5.h File Reference

MD5 (Message-Digest Algorithm) More...

#include "core/crypto.h"

Go to the source code of this file.

Data Structures

struct  Md5Context
 MD5 algorithm context. More...


#define MD5_BLOCK_SIZE   64
#define MD5_DIGEST_SIZE   16
#define MD5_OID   md5Oid
#define MD5_HASH_ALGO   (&md5HashAlgo)


error_t md5Compute (const void *data, size_t length, uint8_t *digest)
 Digest a message using MD5. More...
void md5Init (Md5Context *context)
 Initialize MD5 message digest context. More...
void md5Update (Md5Context *context, const void *data, size_t length)
 Update the MD5 context with a portion of the message being hashed. More...
void md5Final (Md5Context *context, uint8_t *digest)
 Finish the MD5 message digest. More...
void md5ProcessBlock (Md5Context *context)
 Process message in 16-word blocks. More...


const uint8_t md5Oid [8]
const HashAlgo md5HashAlgo

Detailed Description

MD5 (Message-Digest Algorithm)


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.

Oryx Embedded SARL (

Definition in file md5.h.

Macro Definition Documentation


#define MD5_BLOCK_SIZE   64

Definition at line 36 of file md5.h.


#define MD5_DIGEST_SIZE   16

Definition at line 38 of file md5.h.


#define MD5_HASH_ALGO   (&md5HashAlgo)

Definition at line 42 of file md5.h.


#define MD5_OID   md5Oid

Definition at line 40 of file md5.h.

Function Documentation

◆ md5Compute()

error_t md5Compute ( const void *  data,
size_t  length,
uint8_t *  digest 

Digest a message using MD5.

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

Definition at line 104 of file md5.c.

◆ md5Final()

void md5Final ( Md5Context context,
uint8_t *  digest 

Finish the MD5 message digest.

[in]contextPointer to the MD5 context
[out]digestCalculated digest (optional parameter)

Definition at line 192 of file md5.c.

◆ md5Init()

void md5Init ( Md5Context context)

Initialize MD5 message digest context.

[in]contextPointer to the MD5 context to initialize

Definition at line 131 of file md5.c.

◆ md5ProcessBlock()

void md5ProcessBlock ( Md5Context context)

Process message in 16-word blocks.

[in]contextPointer to the MD5 context

Definition at line 232 of file md5.c.

◆ md5Update()

void md5Update ( Md5Context context,
const void *  data,
size_t  length 

Update the MD5 context with a portion of the message being hashed.

[in]contextPointer to the MD5 context
[in]dataPointer to the buffer being hashed
[in]lengthLength of the buffer

Definition at line 153 of file md5.c.

Variable Documentation

◆ md5HashAlgo

const HashAlgo md5HashAlgo

Definition at line 81 of file md5.c.

◆ md5Oid

const uint8_t md5Oid[8]

Definition at line 78 of file md5.c.