sm3.h File Reference

SM3 hash function. More...

#include "core/crypto.h"

Go to the source code of this file.

Data Structures
struct	Sm3Context
	SM3 algorithm context. More...

Macros
#define	SM3_PRIVATE_CONTEXT
#define	SM3_BLOCK_SIZE   64
#define	SM3_DIGEST_SIZE   32
#define	SM3_MIN_PAD_SIZE   9
#define	SM3_HASH_ALGO   (&sm3HashAlgo)

Functions
error_t	sm3Compute (const void *data, size_t length, uint8_t *digest)
	Digest a message using SM3. More...
void	sm3Init (Sm3Context *context)
	Initialize SM3 message digest context. More...
void	sm3Update (Sm3Context *context, const void *data, size_t length)
	Update the SM3 context with a portion of the message being hashed. More...
void	sm3Final (Sm3Context *context, uint8_t *digest)
	Finish the SM3 message digest. More...
void	sm3FinalRaw (Sm3Context *context, uint8_t *digest)
	Finish the SM3 message digest (no padding added) More...
void	sm3ProcessBlock (Sm3Context *context)
	Process message in 16-word blocks. More...

Variables
const uint8_t	SM3_OID [6]
const HashAlgo	sm3HashAlgo

Detailed Description

SM3 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

2.4.0

Definition in file sm3.h.

Macro Definition Documentation

SM3_BLOCK_SIZE

#define SM3_BLOCK_SIZE   64

Definition at line 43 of file sm3.h.

SM3_DIGEST_SIZE

#define SM3_DIGEST_SIZE   32

Definition at line 45 of file sm3.h.

SM3_HASH_ALGO

#define SM3_HASH_ALGO   (&sm3HashAlgo)

Definition at line 49 of file sm3.h.

SM3_MIN_PAD_SIZE

#define SM3_MIN_PAD_SIZE   9

Definition at line 47 of file sm3.h.

SM3_PRIVATE_CONTEXT

#define SM3_PRIVATE_CONTEXT

Definition at line 39 of file sm3.h.

Function Documentation

sm3Compute()

error_t sm3Compute	(	const void *	data,
		size_t	length,
		uint8_t *	digest
	)

Digest a message using SM3.

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 95 of file sm3.c.

sm3Final()

void sm3Final	(	Sm3Context *	context,
		uint8_t *	digest
	)

Finish the SM3 message digest.

Parameters

[in]	context	Pointer to the SM3 context
[out]	digest	Calculated digest (optional parameter)

Definition at line 205 of file sm3.c.

sm3FinalRaw()

void sm3FinalRaw	(	Sm3Context *	context,
		uint8_t *	digest
	)

Finish the SM3 message digest (no padding added)

Parameters

[in]	context	Pointer to the SM3 context
[out]	digest	Calculated digest

Definition at line 254 of file sm3.c.

sm3Init()

void sm3Init

(

Sm3Context *

context

)

Initialize SM3 message digest context.

Parameters

[in]

context

Pointer to the SM3 context to initialize

Definition at line 140 of file sm3.c.

sm3ProcessBlock()

void sm3ProcessBlock

(

Sm3Context *

context

)

Process message in 16-word blocks.

Parameters

[in]

context

Pointer to the SM3 context

Definition at line 280 of file sm3.c.

sm3Update()

void sm3Update	(	Sm3Context *	context,
		const void *	data,
		size_t	length
	)

Update the SM3 context with a portion of the message being hashed.

Parameters

[in]	context	Pointer to the SM3 context
[in]	data	Pointer to the buffer being hashed
[in]	length	Length of the buffer

Definition at line 166 of file sm3.c.

Variable Documentation

SM3_OID

const uint8_t SM3_OID[6]

extern

Definition at line 66 of file sm3.c.

sm3HashAlgo

const HashAlgo sm3HashAlgo

extern

Definition at line 69 of file sm3.c.