ah_algorithms.h
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1 /**
2  * @file ah_algorithms.h
3  * @brief AH algorithm negotiation
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 _AH_ALGORITHMS_H
32 #define _AH_ALGORITHMS_H
33 
34 //Dependencies
35 #include "ah/ah.h"
36 #include "ike/ike.h"
37 
38 //C++ guard
39 #ifdef __cplusplus
40 extern "C" {
41 #endif
42 
43 //AH related functions
44 error_t ahSelectAuthAlgo(IkeChildSaEntry *childSa, uint16_t authAlgoId);
45 
47  uint8_t **lastSubstruc);
48 
50  IkeProposal *proposal, uint8_t **lastSubstruc);
51 
53  IkeProposal *proposal, uint8_t **lastSubstruc);
54 
55 uint16_t ahSelectAuthTransform(IkeContext *context, const IkeProposal *proposal,
56  size_t proposalLen);
57 
58 uint16_t ahSelectEsnTransform(IkeContext *context, const IkeProposal *proposal,
59  size_t proposalLen);
60 
63 
64 //C++ guard
65 #ifdef __cplusplus
66 }
67 #endif
68 
69 #endif
error_t ahAddSupportedTransforms(IkeContext *context, IkeProposal *proposal, uint8_t **lastSubstruc)
Add the supported AH transforms to the proposal.
error_t ahSelectAuthAlgo(IkeChildSaEntry *childSa, uint16_t authAlgoId)
Select the relevant MAC algorithm.
Definition: ah_algorithms.c:94
error_t ahAddSupportedAuthTransforms(IkeContext *context, IkeProposal *proposal, uint8_t **lastSubstruc)
Add the supported integrity transforms to the proposal.
#define IkeContext
Definition: ike.h:678
error_t ahAddSupportedEsnTransforms(IkeContext *context, IkeProposal *proposal, uint8_t **lastSubstruc)
Add the supported ESN transforms to the proposal.
error_t
Error codes.
Definition: error.h:43
AH (IP Authentication Header)
uint16_t ahSelectEsnTransform(IkeContext *context, const IkeProposal *proposal, size_t proposalLen)
ESN transform negotiation.
IKEv2 (Internet Key Exchange Protocol)
error_t ahCheckSaProposal(IkeChildSaEntry *childSa, const IkeSaPayload *payload)
Check whether the selected proposal is acceptable.
IkeProposal
Definition: ike.h:1312
uint8_t payload[]
Definition: ipv6.h:286
uint16_t ahSelectAuthTransform(IkeContext *context, const IkeProposal *proposal, size_t proposalLen)
Integrity transform negotiation.
#define IkeChildSaEntry
Definition: ike.h:686
error_t ahSelectSaProposal(IkeChildSaEntry *childSa, const IkeSaPayload *payload)
Select a single proposal.
IkeSaPayload
Definition: ike.h:1295