aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/restricted/aws/s2n/crypto/s2n_dhe.h
blob: 483462a41340769f32a567d66a50af3201fc6438 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
/* 
 * 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 <openssl/dh.h> 
 
#include "stuffer/s2n_stuffer.h" 
 
#include "utils/s2n_blob.h" 
 
struct s2n_dh_params { 
    DH *dh; 
}; 
 
extern int s2n_pkcs3_to_dh_params(struct s2n_dh_params *dh_params, struct s2n_blob *pkcs3); 
extern int s2n_dh_p_g_Ys_to_dh_params(struct s2n_dh_params *server_dh_params, struct s2n_blob *p, struct s2n_blob *g, struct s2n_blob *ys); 
extern int s2n_dh_params_to_p_g_Ys(struct s2n_dh_params *server_dh_params, struct s2n_stuffer *out, struct s2n_blob *output); 
extern int s2n_dh_compute_shared_secret_as_server(struct s2n_dh_params *server_dh_params, struct s2n_stuffer *Yc_in, struct s2n_blob *shared_key); 
extern int s2n_dh_compute_shared_secret_as_client(struct s2n_dh_params *server_dh_params, struct s2n_stuffer *Yc_out, struct s2n_blob *shared_key); 
extern int s2n_dh_params_copy(struct s2n_dh_params *from, struct s2n_dh_params *to); 
extern int s2n_dh_params_check(struct s2n_dh_params *dh_params); 
extern int s2n_dh_generate_ephemeral_key(struct s2n_dh_params *dh_params); 
extern int s2n_dh_params_free(struct s2n_dh_params *dh_params);