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/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ /* * Copyright (c) 2016-2017, Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef _LINUX_TLS_H #define _LINUX_TLS_H #include <linux/types.h> /* TLS socket options */ #define TLS_TX 1 /* Set transmit parameters */ #define TLS_RX 2 /* Set receive parameters */ /* Supported versions */ #define TLS_VERSION_MINOR(ver) ((ver) & 0xFF) #define TLS_VERSION_MAJOR(ver) (((ver) >> 8) & 0xFF) #define TLS_VERSION_NUMBER(id) ((((id##_VERSION_MAJOR) & 0xFF) << 8) | \ ((id##_VERSION_MINOR) & 0xFF)) #define TLS_1_2_VERSION_MAJOR 0x3 #define TLS_1_2_VERSION_MINOR 0x3 #define TLS_1_2_VERSION TLS_VERSION_NUMBER(TLS_1_2) /* Supported ciphers */ #define TLS_CIPHER_AES_GCM_128 51 #define TLS_CIPHER_AES_GCM_128_IV_SIZE 8 #define TLS_CIPHER_AES_GCM_128_KEY_SIZE 16 #define TLS_CIPHER_AES_GCM_128_SALT_SIZE 4 #define TLS_CIPHER_AES_GCM_128_TAG_SIZE 16 #define TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE 8 #define TLS_SET_RECORD_TYPE 1 #define TLS_GET_RECORD_TYPE 2 struct tls_crypto_info { __u16 version; __u16 cipher_type; }; struct tls12_crypto_info_aes_gcm_128 { struct tls_crypto_info info; unsigned char iv[TLS_CIPHER_AES_GCM_128_IV_SIZE]; unsigned char key[TLS_CIPHER_AES_GCM_128_KEY_SIZE]; unsigned char salt[TLS_CIPHER_AES_GCM_128_SALT_SIZE]; unsigned char rec_seq[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE]; }; #endif /* _LINUX_TLS_H */