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/*
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file is distributed
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
#pragma once
#include "utils/s2n_blob.h"
/* clang-format off */
#if defined(S2N_KTLS_SUPPORTED)
#include <linux/tls.h>
typedef struct tls12_crypto_info_aes_gcm_128 s2n_ktls_crypto_info_tls12_aes_gcm_128;
typedef struct tls12_crypto_info_aes_gcm_256 s2n_ktls_crypto_info_tls12_aes_gcm_256;
#else
#define TLS_1_2_VERSION 0
#define TLS_CIPHER_AES_GCM_128 0
typedef struct s2n_ktls_crypto_info_stub s2n_ktls_crypto_info_tls12_aes_gcm_128;
#define TLS_CIPHER_AES_GCM_256 0
typedef struct s2n_ktls_crypto_info_stub s2n_ktls_crypto_info_tls12_aes_gcm_256;
#endif
/* clang-format on */
/* To avoid compile-time errors, this must contain every field that we reference
* from any crypto_info. However, it is only a placeholder-- it should never
* actually be used.
*/
struct s2n_ktls_crypto_info_stub {
struct {
uint8_t version;
uint8_t cipher_type;
} info;
uint8_t iv[1];
uint8_t key[1];
uint8_t salt[1];
uint8_t rec_seq[1];
};
struct s2n_ktls_crypto_info {
struct s2n_blob value;
union {
s2n_ktls_crypto_info_tls12_aes_gcm_128 aes_gcm_128;
s2n_ktls_crypto_info_tls12_aes_gcm_256 aes_gcm_256;
} ciphers;
};
struct s2n_ktls_crypto_info_inputs {
struct s2n_blob iv;
struct s2n_blob key;
struct s2n_blob seq;
};
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