pem_decrypt.h
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1 /**
2  * @file pem_decrypt.h
3  * @brief PEM file decryption
4  *
5  * @section License
6  *
7  * SPDX-License-Identifier: GPL-2.0-or-later
8  *
9  * Copyright (C) 2010-2024 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 2.4.0
29  **/
30 
31 #ifndef _PEM_DECRYPT_H
32 #define _PEM_DECRYPT_H
33 
34 //Dependencies
35 #include "core/crypto.h"
36 #include "pkix/pem_common.h"
37 
38 //C++ guard
39 #ifdef __cplusplus
40 extern "C" {
41 #endif
42 
43 //PEM related functions
44 error_t pemDecryptPrivateKey(const char_t *input, size_t inputLen,
45  const char_t *password, char_t *output, size_t *outputLen);
46 
47 error_t pemDecryptMessage(const PemHeader *header, const char_t *password,
48  const uint8_t *ciphertext, size_t ciphertextLen, uint8_t *plaintext,
49  size_t *plaintextLen);
50 
51 error_t pemFormatIv(const PemHeader *header, uint8_t *iv, size_t ivLen);
52 
53 error_t pemKdf(const char_t *p, size_t pLen, const uint8_t *s, size_t sLen,
54  uint8_t *dk, size_t dkLen);
55 
56 //C++ guard
57 #ifdef __cplusplus
58 }
59 #endif
60 
61 #endif
char char_t
Definition: compiler_port.h:48
General definitions for cryptographic algorithms.
error_t
Error codes.
Definition: error.h:43
uint8_t iv[]
Definition: ike.h:1502
uint8_t s
Definition: ndp.h:345
uint8_t p
Definition: ndp.h:300
PEM common definitions.
error_t pemDecryptPrivateKey(const char_t *input, size_t inputLen, const char_t *password, char_t *output, size_t *outputLen)
PEM private key decryption.
Definition: pem_decrypt.c:58
error_t pemDecryptMessage(const PemHeader *header, const char_t *password, const uint8_t *ciphertext, size_t ciphertextLen, uint8_t *plaintext, size_t *plaintextLen)
PEM message decryption.
Definition: pem_decrypt.c:361
error_t pemFormatIv(const PemHeader *header, uint8_t *iv, size_t ivLen)
Extract the IV from the PEM encapsulated header.
Definition: pem_decrypt.c:495
error_t pemKdf(const char_t *p, size_t pLen, const uint8_t *s, size_t sLen, uint8_t *dk, size_t dkLen)
Key derivation function.
Definition: pem_decrypt.c:548
PEM encapsulated header.
Definition: pem_common.h:130