1 // Copyright 2022 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "net/test/ssl_test_util.h"
6
7 #include <string>
8 #include <string_view>
9
10 #include "third_party/boringssl/src/include/openssl/hpke.h"
11
12 namespace net {
13
MakeTestEchKeys(std::string_view public_name,size_t max_name_len,std::vector<uint8_t> * ech_config_list)14 bssl::UniquePtr<SSL_ECH_KEYS> MakeTestEchKeys(
15 std::string_view public_name,
16 size_t max_name_len,
17 std::vector<uint8_t>* ech_config_list) {
18 bssl::ScopedEVP_HPKE_KEY key;
19 if (!EVP_HPKE_KEY_generate(key.get(), EVP_hpke_x25519_hkdf_sha256())) {
20 return nullptr;
21 }
22
23 uint8_t* ech_config;
24 size_t ech_config_len;
25 if (!SSL_marshal_ech_config(&ech_config, &ech_config_len,
26 /*config_id=*/1, key.get(),
27 std::string(public_name).c_str(), max_name_len)) {
28 return nullptr;
29 }
30 bssl::UniquePtr<uint8_t> scoped_ech_config(ech_config);
31
32 uint8_t* ech_config_list_raw;
33 size_t ech_config_list_len;
34 bssl::UniquePtr<SSL_ECH_KEYS> keys(SSL_ECH_KEYS_new());
35 if (!keys ||
36 !SSL_ECH_KEYS_add(keys.get(), /*is_retry_config=*/1, ech_config,
37 ech_config_len, key.get()) ||
38 !SSL_ECH_KEYS_marshal_retry_configs(keys.get(), &ech_config_list_raw,
39 &ech_config_list_len)) {
40 return nullptr;
41 }
42 bssl::UniquePtr<uint8_t> scoped_ech_config_list(ech_config_list_raw);
43
44 ech_config_list->assign(ech_config_list_raw,
45 ech_config_list_raw + ech_config_list_len);
46 return keys;
47 }
48
49 } // namespace net
50