ike_message_encrypt.h
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1 /**
2  * @file ike_message_encrypt.h
3  * @brief IKE message encryption
4  *
5  * @section License
6  *
7  * SPDX-License-Identifier: GPL-2.0-or-later
8  *
9  * Copyright (C) 2022-2024 Oryx Embedded SARL. All rights reserved.
10  *
11  * This file is part of CycloneIPSEC 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 2.4.4
29  **/
30 
31 #ifndef _IKE_MESSAGE_ENCRYPT_H
32 #define _IKE_MESSAGE_ENCRYPT_H
33 
34 //Dependencies
35 #include "ike/ike.h"
36 
37 //C++ guard
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41 
42 //IKE related functions
43 error_t ikeEncryptMessage(IkeSaEntry *sa, uint8_t *message, size_t *messageLen);
44 
45 error_t ikeComputeChecksum(IkeSaEntry *sa, const uint8_t *message,
46  size_t length, uint8_t *icv);
47 
48 size_t ikePadPayload(IkeSaEntry *sa, uint8_t *data, size_t length);
49 
50 void ikeGenerateIv(uint8_t *iv);
51 
52 //C++ guard
53 #ifdef __cplusplus
54 }
55 #endif
56 
57 #endif
uint8_t icv[]
Definition: ah.h:145
size_t ikePadPayload(IkeSaEntry *sa, uint8_t *data, size_t length)
Append Padding and Pad Length fields.
uint8_t message[]
Definition: chap.h:154
uint8_t data[]
Definition: ethernet.h:222
error_t ikeEncryptMessage(IkeSaEntry *sa, uint8_t *message, size_t *messageLen)
Encrypt an outgoing IKE message.
error_t
Error codes.
Definition: error.h:43
uint8_t iv[]
Definition: ike.h:1502
uint8_t length
Definition: tcp.h:368
IKEv2 (Internet Key Exchange Protocol)
#define IkeSaEntry
Definition: ike.h:682
error_t ikeComputeChecksum(IkeSaEntry *sa, const uint8_t *message, size_t length, uint8_t *icv)
Compute ICV checksum.
void ikeGenerateIv(uint8_t *iv)
IV generation.