Mercurial > dropbear

annotate gcm.h @ 1762:5879c5829e85

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added tag DROPBEAR_2020.81 for changeset 4b984c42372d
author Matt Johnston <matt@ucc.asn.au>
date Thu, 29 Oct 2020 21:40:27 +0800
parents 3a97f14c0235
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1672
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
1 /*
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
2 * Dropbear SSH
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
3 *
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
4 * Copyright (c) 2002,2003 Matt Johnston
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
5 * Copyright (c) 2020 by Vladislav Grishenko
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
6 * All rights reserved.
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
7 *
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
9 * of this software and associated documentation files (the "Software"), to deal
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
10 * in the Software without restriction, including without limitation the rights
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
12 * copies of the Software, and to permit persons to whom the Software is
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
13 * furnished to do so, subject to the following conditions:
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
14 *
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
15 * The above copyright notice and this permission notice shall be included in
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
16 * all copies or substantial portions of the Software.
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
17 *
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
24 * SOFTWARE. */
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
25
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
26 #ifndef DROPBEAR_DROPBEAR_GCM_H_
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
27 #define DROPBEAR_DROPBEAR_GCM_H_
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
28
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
29 #include "includes.h"
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
30 #include "algo.h"
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
31
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
32 #if DROPBEAR_ENABLE_GCM_MODE
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
33
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
34 #define GCM_IVFIX_LEN 4
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
35 #define GCM_IVCTR_LEN 8
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
36 #define GCM_NONCE_LEN (GCM_IVFIX_LEN + GCM_IVCTR_LEN)
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
37
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
38 typedef struct {
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
39 gcm_state gcm;
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
40 unsigned char iv[GCM_NONCE_LEN];
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
41 } dropbear_gcm_state;
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
42
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
43 extern const struct dropbear_cipher_mode dropbear_mode_gcm;
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
44
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
45 #endif /* DROPBEAR_ENABLE_GCM_MODE */
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
46
3a97f14c0235 Add Chacha20-Poly1305, AES128-GCM and AES256-GCM support (#93)
Vladislav Grishenko <themiron@users.noreply.github.com>
parents:
diff changeset
47 #endif /* DROPBEAR_DROPBEAR_GCM_H_ */