1 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
3 * Copyright (c) 2016-2017, Mellanox Technologies. All rights reserved.
5 * This software is available to you under a choice of one of two
6 * licenses. You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenIB.org BSD license below:
11 * Redistribution and use in source and binary forms, with or
12 * without modification, are permitted provided that the following
15 * - Redistributions of source code must retain the above
16 * copyright notice, this list of conditions and the following
19 * - Redistributions in binary form must reproduce the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer in the documentation and/or other materials
22 * provided with the distribution.
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34 #ifndef _UAPI_LINUX_TLS_H
35 #define _UAPI_LINUX_TLS_H
37 #include <linux/types.h>
39 /* TLS socket options */
40 #define TLS_TX 1 /* Set transmit parameters */
41 #define TLS_RX 2 /* Set receive parameters */
42 #define TLS_TX_ZEROCOPY_RO 3 /* TX zerocopy (only sendfile now) */
44 /* Supported versions */
45 #define TLS_VERSION_MINOR(ver) ((ver) & 0xFF)
46 #define TLS_VERSION_MAJOR(ver) (((ver) >> 8) & 0xFF)
48 #define TLS_VERSION_NUMBER(id) ((((id##_VERSION_MAJOR) & 0xFF) << 8) | \
49 ((id##_VERSION_MINOR) & 0xFF))
51 #define TLS_1_2_VERSION_MAJOR 0x3
52 #define TLS_1_2_VERSION_MINOR 0x3
53 #define TLS_1_2_VERSION TLS_VERSION_NUMBER(TLS_1_2)
55 #define TLS_1_3_VERSION_MAJOR 0x3
56 #define TLS_1_3_VERSION_MINOR 0x4
57 #define TLS_1_3_VERSION TLS_VERSION_NUMBER(TLS_1_3)
59 /* Supported ciphers */
60 #define TLS_CIPHER_AES_GCM_128 51
61 #define TLS_CIPHER_AES_GCM_128_IV_SIZE 8
62 #define TLS_CIPHER_AES_GCM_128_KEY_SIZE 16
63 #define TLS_CIPHER_AES_GCM_128_SALT_SIZE 4
64 #define TLS_CIPHER_AES_GCM_128_TAG_SIZE 16
65 #define TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE 8
67 #define TLS_CIPHER_AES_GCM_256 52
68 #define TLS_CIPHER_AES_GCM_256_IV_SIZE 8
69 #define TLS_CIPHER_AES_GCM_256_KEY_SIZE 32
70 #define TLS_CIPHER_AES_GCM_256_SALT_SIZE 4
71 #define TLS_CIPHER_AES_GCM_256_TAG_SIZE 16
72 #define TLS_CIPHER_AES_GCM_256_REC_SEQ_SIZE 8
74 #define TLS_CIPHER_AES_CCM_128 53
75 #define TLS_CIPHER_AES_CCM_128_IV_SIZE 8
76 #define TLS_CIPHER_AES_CCM_128_KEY_SIZE 16
77 #define TLS_CIPHER_AES_CCM_128_SALT_SIZE 4
78 #define TLS_CIPHER_AES_CCM_128_TAG_SIZE 16
79 #define TLS_CIPHER_AES_CCM_128_REC_SEQ_SIZE 8
81 #define TLS_CIPHER_CHACHA20_POLY1305 54
82 #define TLS_CIPHER_CHACHA20_POLY1305_IV_SIZE 12
83 #define TLS_CIPHER_CHACHA20_POLY1305_KEY_SIZE 32
84 #define TLS_CIPHER_CHACHA20_POLY1305_SALT_SIZE 0
85 #define TLS_CIPHER_CHACHA20_POLY1305_TAG_SIZE 16
86 #define TLS_CIPHER_CHACHA20_POLY1305_REC_SEQ_SIZE 8
88 #define TLS_CIPHER_SM4_GCM 55
89 #define TLS_CIPHER_SM4_GCM_IV_SIZE 8
90 #define TLS_CIPHER_SM4_GCM_KEY_SIZE 16
91 #define TLS_CIPHER_SM4_GCM_SALT_SIZE 4
92 #define TLS_CIPHER_SM4_GCM_TAG_SIZE 16
93 #define TLS_CIPHER_SM4_GCM_REC_SEQ_SIZE 8
95 #define TLS_CIPHER_SM4_CCM 56
96 #define TLS_CIPHER_SM4_CCM_IV_SIZE 8
97 #define TLS_CIPHER_SM4_CCM_KEY_SIZE 16
98 #define TLS_CIPHER_SM4_CCM_SALT_SIZE 4
99 #define TLS_CIPHER_SM4_CCM_TAG_SIZE 16
100 #define TLS_CIPHER_SM4_CCM_REC_SEQ_SIZE 8
102 #define TLS_SET_RECORD_TYPE 1
103 #define TLS_GET_RECORD_TYPE 2
105 struct tls_crypto_info {
110 struct tls12_crypto_info_aes_gcm_128 {
111 struct tls_crypto_info info;
112 unsigned char iv[TLS_CIPHER_AES_GCM_128_IV_SIZE];
113 unsigned char key[TLS_CIPHER_AES_GCM_128_KEY_SIZE];
114 unsigned char salt[TLS_CIPHER_AES_GCM_128_SALT_SIZE];
115 unsigned char rec_seq[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
118 struct tls12_crypto_info_aes_gcm_256 {
119 struct tls_crypto_info info;
120 unsigned char iv[TLS_CIPHER_AES_GCM_256_IV_SIZE];
121 unsigned char key[TLS_CIPHER_AES_GCM_256_KEY_SIZE];
122 unsigned char salt[TLS_CIPHER_AES_GCM_256_SALT_SIZE];
123 unsigned char rec_seq[TLS_CIPHER_AES_GCM_256_REC_SEQ_SIZE];
126 struct tls12_crypto_info_aes_ccm_128 {
127 struct tls_crypto_info info;
128 unsigned char iv[TLS_CIPHER_AES_CCM_128_IV_SIZE];
129 unsigned char key[TLS_CIPHER_AES_CCM_128_KEY_SIZE];
130 unsigned char salt[TLS_CIPHER_AES_CCM_128_SALT_SIZE];
131 unsigned char rec_seq[TLS_CIPHER_AES_CCM_128_REC_SEQ_SIZE];
134 struct tls12_crypto_info_chacha20_poly1305 {
135 struct tls_crypto_info info;
136 unsigned char iv[TLS_CIPHER_CHACHA20_POLY1305_IV_SIZE];
137 unsigned char key[TLS_CIPHER_CHACHA20_POLY1305_KEY_SIZE];
138 unsigned char salt[TLS_CIPHER_CHACHA20_POLY1305_SALT_SIZE];
139 unsigned char rec_seq[TLS_CIPHER_CHACHA20_POLY1305_REC_SEQ_SIZE];
142 struct tls12_crypto_info_sm4_gcm {
143 struct tls_crypto_info info;
144 unsigned char iv[TLS_CIPHER_SM4_GCM_IV_SIZE];
145 unsigned char key[TLS_CIPHER_SM4_GCM_KEY_SIZE];
146 unsigned char salt[TLS_CIPHER_SM4_GCM_SALT_SIZE];
147 unsigned char rec_seq[TLS_CIPHER_SM4_GCM_REC_SEQ_SIZE];
150 struct tls12_crypto_info_sm4_ccm {
151 struct tls_crypto_info info;
152 unsigned char iv[TLS_CIPHER_SM4_CCM_IV_SIZE];
153 unsigned char key[TLS_CIPHER_SM4_CCM_KEY_SIZE];
154 unsigned char salt[TLS_CIPHER_SM4_CCM_SALT_SIZE];
155 unsigned char rec_seq[TLS_CIPHER_SM4_CCM_REC_SEQ_SIZE];
167 #define TLS_INFO_MAX (__TLS_INFO_MAX - 1)
169 #define TLS_CONF_BASE 1
170 #define TLS_CONF_SW 2
171 #define TLS_CONF_HW 3
172 #define TLS_CONF_HW_RECORD 4
174 #endif /* _UAPI_LINUX_TLS_H */