pic32cm_crypto_hash.c
Go to the documentation of this file.
1 /**
2  * @file pic32cm_crypto_hash.c
3  * @brief PIC32CM hash hardware accelerator
4  *
5  * @section License
6  *
7  * SPDX-License-Identifier: GPL-2.0-or-later
8  *
9  * Copyright (C) 2010-2023 Oryx Embedded SARL. All rights reserved.
10  *
11  * This file is part of CycloneCRYPTO Open.
12  *
13  * This program is free software; you can redistribute it and/or
14  * modify it under the terms of the GNU General Public License
15  * as published by the Free Software Foundation; either version 2
16  * of the License, or (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software Foundation,
25  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
26  *
27  * @author Oryx Embedded SARL (www.oryx-embedded.com)
28  * @version 2.2.2
29  **/
30 
31 //Switch to the appropriate trace level
32 #define TRACE_LEVEL CRYPTO_TRACE_LEVEL
33 
34 //Dependencies
35 #include "pic32c.h"
36 #include "core/crypto.h"
39 #include "hash/hash_algorithms.h"
40 #include "debug.h"
41 
42 //Check crypto library configuration
43 #if (PIC32CM_CRYPTO_HASH_SUPPORT == ENABLED && SHA256_SUPPORT == ENABLED)
44 
45 
46 /**
47  * @brief Process message in 16-word blocks
48  * @param[in] context Pointer to the SHA-256 context
49  **/
50 
52 {
53  static uint32_t buffer[64];
54 
55  //Acquire exclusive access to the CRYA module
57  //Accelerate SHA-256 inner compression loop
58  crya_sha_process(context->h, context->buffer, buffer);
59  //Release exclusive access to the CRYA module
61 }
62 
63 #endif
PIC32CM hardware cryptographic accelerator.
SHA-256 algorithm context.
Definition: sha256.h:64
uint32_t h[8]
Definition: sha256.h:67
PIC32CM hash hardware accelerator.
#define crya_sha_process
void sha256ProcessBlock(Sha256Context *context)
Process message in 16-word blocks.
General definitions for cryptographic algorithms.
uint8_t buffer[64]
Definition: sha256.h:73
Collection of hash algorithms.
void osAcquireMutex(OsMutex *mutex)
Acquire ownership of the specified mutex object.
void osReleaseMutex(OsMutex *mutex)
Release ownership of the specified mutex object.
OsMutex pic32cmCryptoMutex
Debugging facilities.