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| 1 | /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ |
|---|---|
| 2 | /* |
| 3 | * Copyright (c) 2016-2017, Mellanox Technologies. All rights reserved. |
| 4 | * |
| 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: |
| 10 | * |
| 11 | * Redistribution and use in source and binary forms, with or |
| 12 | * without modification, are permitted provided that the following |
| 13 | * conditions are met: |
| 14 | * |
| 15 | * - Redistributions of source code must retain the above |
| 16 | * copyright notice, this list of conditions and the following |
| 17 | * disclaimer. |
| 18 | * |
| 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. |
| 23 | * |
| 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 |
| 31 | * SOFTWARE. |
| 32 | */ |
| 33 | |
| 34 | #ifndef _UAPI_LINUX_TLS_H |
| 35 | #define _UAPI_LINUX_TLS_H |
| 36 | |
| 37 | #include <linux/types.h> |
| 38 | |
| 39 | /* TLS socket options */ |
| 40 | #define TLS_TX 1 /* Set transmit parameters */ |
| 41 | #define TLS_RX 2 /* Set receive parameters */ |
| 42 | |
| 43 | /* Supported versions */ |
| 44 | #define TLS_VERSION_MINOR(ver) ((ver) & 0xFF) |
| 45 | #define TLS_VERSION_MAJOR(ver) (((ver) >> 8) & 0xFF) |
| 46 | |
| 47 | #define TLS_VERSION_NUMBER(id) ((((id##_VERSION_MAJOR) & 0xFF) << 8) | \ |
| 48 | ((id##_VERSION_MINOR) & 0xFF)) |
| 49 | |
| 50 | #define TLS_1_2_VERSION_MAJOR 0x3 |
| 51 | #define TLS_1_2_VERSION_MINOR 0x3 |
| 52 | #define TLS_1_2_VERSION TLS_VERSION_NUMBER(TLS_1_2) |
| 53 | |
| 54 | /* Supported ciphers */ |
| 55 | #define TLS_CIPHER_AES_GCM_128 51 |
| 56 | #define TLS_CIPHER_AES_GCM_128_IV_SIZE 8 |
| 57 | #define TLS_CIPHER_AES_GCM_128_KEY_SIZE 16 |
| 58 | #define TLS_CIPHER_AES_GCM_128_SALT_SIZE 4 |
| 59 | #define TLS_CIPHER_AES_GCM_128_TAG_SIZE 16 |
| 60 | #define TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE 8 |
| 61 | |
| 62 | #define TLS_SET_RECORD_TYPE 1 |
| 63 | #define TLS_GET_RECORD_TYPE 2 |
| 64 | |
| 65 | struct tls_crypto_info { |
| 66 | __u16 version; |
| 67 | __u16 cipher_type; |
| 68 | }; |
| 69 | |
| 70 | struct tls12_crypto_info_aes_gcm_128 { |
| 71 | struct tls_crypto_info info; |
| 72 | unsigned char iv[TLS_CIPHER_AES_GCM_128_IV_SIZE]; |
| 73 | unsigned char key[TLS_CIPHER_AES_GCM_128_KEY_SIZE]; |
| 74 | unsigned char salt[TLS_CIPHER_AES_GCM_128_SALT_SIZE]; |
| 75 | unsigned char rec_seq[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE]; |
| 76 | }; |
| 77 | |
| 78 | #endif /* _UAPI_LINUX_TLS_H */ |
| 79 |
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