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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.
*/
#include "api/s2n.h"
#include "s2n_test.h"
#include "stuffer/s2n_stuffer.h"
#include "tls/s2n_config.h"
#include "tls/s2n_tls.h"
/*
* Definitions in s2n_server_cert_request.c
*/
typedef enum {
S2N_CERT_TYPE_RSA_SIGN = 1,
S2N_CERT_TYPE_DSS_SIGN = 2,
S2N_CERT_TYPE_RSA_FIXED_DH = 3,
S2N_CERT_TYPE_DSS_FIXED_DH = 4,
S2N_CERT_TYPE_RSA_EPHEMERAL_DH_RESERVED = 5,
S2N_CERT_TYPE_DSS_EPHEMERAL_DH_RESERVED = 6,
S2N_CERT_TYPE_FORTEZZA_DMS_RESERVED = 20,
S2N_CERT_TYPE_ECDSA_SIGN = 64,
S2N_CERT_TYPE_RSA_FIXED_ECDH = 65,
S2N_CERT_TYPE_ECDSA_FIXED_ECDH = 66,
} s2n_cert_type;
static uint8_t s2n_cert_type_preference_list[] = {
S2N_CERT_TYPE_RSA_SIGN,
S2N_CERT_TYPE_ECDSA_SIGN
};
static uint8_t s2n_cert_type_preference_list_legacy_dss[] = {
S2N_CERT_TYPE_RSA_SIGN,
S2N_CERT_TYPE_DSS_SIGN,
S2N_CERT_TYPE_ECDSA_SIGN
};
int main(int argc, char **argv)
{
BEGIN_TEST();
/* Test server cert request default behavior when s2n_config_enable_cert_req_dss_legacy_compat is not called
* Certificate types enabled should be in s2n_cert_type_preference_list */
{
struct s2n_connection *server_conn;
struct s2n_config *server_config;
EXPECT_NOT_NULL(server_config = s2n_config_new());
EXPECT_NOT_NULL(server_conn = s2n_connection_new(S2N_SERVER));
EXPECT_SUCCESS(s2n_connection_set_config(server_conn, server_config));
s2n_cert_req_send(server_conn);
struct s2n_stuffer *in = &server_conn->handshake.io;
uint8_t cert_types_len;
s2n_stuffer_read_uint8(in, &cert_types_len);
uint8_t *their_cert_type_pref_list = s2n_stuffer_raw_read(in, cert_types_len);
EXPECT_EQUAL(cert_types_len, sizeof(s2n_cert_type_preference_list));
for (size_t idx = 0; idx < sizeof(s2n_cert_type_preference_list); idx++) {
EXPECT_EQUAL(their_cert_type_pref_list[idx], s2n_cert_type_preference_list[idx]);
}
EXPECT_SUCCESS(s2n_config_free(server_config));
EXPECT_SUCCESS(s2n_connection_free(server_conn));
};
/* Test certificate types in server cert request when s2n_config_enable_cert_req_dss_legacy_compat is called
* Certificate types enabled should be in s2n_cert_type_preference_list_legacy_dss */
{
struct s2n_connection *server_conn;
struct s2n_config *server_config;
EXPECT_NOT_NULL(server_config = s2n_config_new());
EXPECT_NOT_NULL(server_conn = s2n_connection_new(S2N_SERVER));
EXPECT_SUCCESS(s2n_connection_set_config(server_conn, server_config));
EXPECT_SUCCESS(s2n_config_enable_cert_req_dss_legacy_compat(server_config));
s2n_cert_req_send(server_conn);
struct s2n_stuffer *in = &server_conn->handshake.io;
uint8_t cert_types_len;
s2n_stuffer_read_uint8(in, &cert_types_len);
uint8_t *their_cert_type_pref_list = s2n_stuffer_raw_read(in, cert_types_len);
EXPECT_EQUAL(cert_types_len, sizeof(s2n_cert_type_preference_list_legacy_dss));
for (size_t idx = 0; idx < sizeof(s2n_cert_type_preference_list_legacy_dss); idx++) {
EXPECT_EQUAL(their_cert_type_pref_list[idx], s2n_cert_type_preference_list_legacy_dss[idx]);
}
EXPECT_SUCCESS(s2n_config_free(server_config));
EXPECT_SUCCESS(s2n_connection_free(server_conn));
};
END_TEST();
return 0;
}
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