ssh_extensions.h
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1 /**
2  * @file ssh_extensions.h
3  * @brief SSH extension negotiation
4  *
5  * @section License
6  *
7  * SPDX-License-Identifier: GPL-2.0-or-later
8  *
9  * Copyright (C) 2019-2024 Oryx Embedded SARL. All rights reserved.
10  *
11  * This file is part of CycloneSSH 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 _SSH_EXTENSIONS_H
32 #define _SSH_EXTENSIONS_H
33 
34 //Dependencies
35 #include "ssh/ssh.h"
36 
37 //Minimum size of SSH_MSG_EXT_INFO message
38 #define SSH_MSG_EXT_INFO_MIN_SIZE 5
39 
40 //C++ guard
41 #ifdef __cplusplus
42 extern "C" {
43 #endif
44 
45 //SSH related functions
47 
48 error_t sshFormatExtInfo(SshConnection *connection, uint8_t *message,
49  size_t *length);
50 
51 error_t sshFormatServerSigAlgsExt(SshConnection *connection, uint8_t *p,
52  size_t *written);
53 
55  size_t *written);
56 
57 error_t sshParseExtInfo(SshConnection *connection, const uint8_t *message,
58  size_t length);
59 
61  size_t length);
62 
64  size_t length);
65 
66 //C++ guard
67 #ifdef __cplusplus
68 }
69 #endif
70 
71 #endif
uint8_t message[]
Definition: chap.h:154
char char_t
Definition: compiler_port.h:48
error_t
Error codes.
Definition: error.h:43
uint8_t p
Definition: ndp.h:300
Secure Shell (SSH)
#define SshConnection
Definition: ssh.h:883
error_t sshFormatExtInfo(SshConnection *connection, uint8_t *message, size_t *length)
Format SSH_MSG_EXT_INFO message.
error_t sshFormatServerSigAlgsExt(SshConnection *connection, uint8_t *p, size_t *written)
Format "server-sig-algs" extension.
error_t sshSendExtInfo(SshConnection *connection)
Send SSH_MSG_EXT_INFO message.
error_t sshParseServerSigAlgsExt(SshConnection *connection, const char_t *p, size_t length)
Parse "server-sig-algs" extension.
error_t sshFormatGlobalRequestsOkExt(SshConnection *connection, uint8_t *p, size_t *written)
Format "global-requests-ok" extension.
error_t sshParseExtInfo(SshConnection *connection, const uint8_t *message, size_t length)
Parse SSH_MSG_EXT_INFO message.
error_t sshParseGlobalRequestsOkExt(SshConnection *connection, const char_t *p, size_t length)
Parse "global-requests-ok" extension.
uint8_t length
Definition: tcp.h:368