1 /*
2 * Copyright (C) 2022-2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "napi_key_pair.h"
17
18 #include "securec.h"
19 #include "log.h"
20 #include "napi_crypto_framework_defines.h"
21 #include "napi_pri_key.h"
22 #include "napi_pub_key.h"
23 #include "napi_utils.h"
24
25 namespace OHOS {
26 namespace CryptoFramework {
27 thread_local napi_ref NapiKeyPair::classRef_ = nullptr;
28
NapiKeyPair(HcfKeyPair * keyPair)29 NapiKeyPair::NapiKeyPair(HcfKeyPair *keyPair)
30 {
31 this->keyPair_ = keyPair;
32 }
33
~NapiKeyPair()34 NapiKeyPair::~NapiKeyPair()
35 {
36 HcfObjDestroy(this->keyPair_);
37 this->keyPair_ = nullptr;
38 }
39
KeyPairConstructor(napi_env env,napi_callback_info info)40 napi_value NapiKeyPair::KeyPairConstructor(napi_env env, napi_callback_info info)
41 {
42 napi_value thisVar = nullptr;
43 napi_get_cb_info(env, info, nullptr, nullptr, &thisVar, nullptr);
44 return thisVar;
45 }
46
ConvertToJsKeyPair(napi_env env)47 napi_value NapiKeyPair::ConvertToJsKeyPair(napi_env env)
48 {
49 napi_value instance;
50 napi_value constructor = nullptr;
51 napi_get_reference_value(env, classRef_, &constructor);
52 napi_new_instance(env, constructor, 0, nullptr, &instance);
53
54 if (this->keyPair_->pubKey != nullptr) {
55 NapiPubKey *napiPubKey = new (std::nothrow) NapiPubKey(this->keyPair_->pubKey);
56 if (napiPubKey == nullptr) {
57 LOGE("new napi pub key failed");
58 return nullptr;
59 }
60 napi_value pubKey = napiPubKey->ConvertToJsPubKey(env);
61 napi_status status = napi_wrap(
62 env, pubKey, napiPubKey,
63 [](napi_env env, void *data, void *hint) {
64 NapiPubKey *napiPubKey = static_cast<NapiPubKey *>(data);
65 delete napiPubKey;
66 return;
67 }, nullptr, nullptr);
68 if (status != napi_ok) {
69 LOGE("failed to wrap napiPubKey obj!");
70 delete napiPubKey;
71 return nullptr;
72 }
73 napi_set_named_property(env, instance, CRYPTO_TAG_PUB_KEY.c_str(), pubKey);
74 }
75
76 if (this->keyPair_->priKey != nullptr) {
77 NapiPriKey *napiPriKey = new (std::nothrow) NapiPriKey(this->keyPair_->priKey);
78 if (napiPriKey == nullptr) {
79 LOGE("new napi pri key failed");
80 return nullptr;
81 }
82 napi_value priKey = napiPriKey->ConvertToJsPriKey(env);
83 napi_status status = napi_wrap(
84 env, priKey, napiPriKey,
85 [](napi_env env, void *data, void *hint) {
86 NapiPriKey *napiPriKey = static_cast<NapiPriKey *>(data);
87 delete napiPriKey;
88 return;
89 }, nullptr, nullptr);
90 if (status != napi_ok) {
91 napi_throw(env, GenerateBusinessError(env, HCF_INVALID_PARAMS, "failed to wrap napiPriKey obj!"));
92 LOGE("failed to wrap napiPriKey obj!");
93 delete napiPriKey;
94 return nullptr;
95 }
96 napi_set_named_property(env, instance, CRYPTO_TAG_PRI_KEY.c_str(), priKey);
97 }
98 return instance;
99 }
100
DefineKeyPairJSClass(napi_env env)101 void NapiKeyPair::DefineKeyPairJSClass(napi_env env)
102 {
103 napi_property_descriptor classDesc[] = {};
104 napi_value constructor = nullptr;
105 napi_define_class(env, "KeyPair", NAPI_AUTO_LENGTH, KeyPairConstructor, nullptr,
106 sizeof(classDesc) / sizeof(classDesc[0]), classDesc, &constructor);
107 napi_create_reference(env, constructor, 1, &classRef_);
108 }
109 } // CryptoFramework
110 } // OHOS
111