1 /*
2 * Copyright (c) 2022 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 "huks_napi_is_key_item_exist.h"
17
18 #include "securec.h"
19
20 #include "hks_api.h"
21 #include "hks_log.h"
22 #include "hks_mem.h"
23 #include "hks_param.h"
24 #include "hks_type.h"
25 #include "huks_napi_common_item.h"
26
27 namespace HuksNapiItem {
28 namespace {
29 constexpr int HUKS_NAPI_IS_KEY_EXIST_MIN_ARGS = 2;
30 constexpr int HUKS_NAPI_IS_KEY_EXIST_MAX_ARGS = 3;
31 } // namespace
32
33 struct IsKeyExistAsyncContextT {
34 napi_async_work asyncWork = nullptr;
35 napi_deferred deferred = nullptr;
36 napi_ref callback = nullptr;
37
38 int32_t result = 0;
39 struct HksBlob *keyAlias = nullptr;
40 struct HksParamSet *paramSet = nullptr;
41 };
42 using IsKeyExistAsyncContext = IsKeyExistAsyncContextT *;
43
CreateIsKeyExistAsyncContext()44 static IsKeyExistAsyncContext CreateIsKeyExistAsyncContext()
45 {
46 IsKeyExistAsyncContext context = static_cast<IsKeyExistAsyncContext>(HksMalloc(sizeof(IsKeyExistAsyncContextT)));
47 if (context != nullptr) {
48 (void)memset_s(context, sizeof(IsKeyExistAsyncContextT), 0, sizeof(IsKeyExistAsyncContextT));
49 }
50 return context;
51 }
52
DeleteIsKeyExistAsyncContext(napi_env env,IsKeyExistAsyncContext & context)53 static void DeleteIsKeyExistAsyncContext(napi_env env, IsKeyExistAsyncContext &context)
54 {
55 if (context == nullptr) {
56 return;
57 }
58 DeleteCommonAsyncContext(env, context->asyncWork, context->callback, context->keyAlias, context->paramSet);
59 HksFree(context);
60 context = nullptr;
61 }
62
IsKeyExistParseParams(napi_env env,napi_callback_info info,IsKeyExistAsyncContext context)63 static napi_value IsKeyExistParseParams(napi_env env, napi_callback_info info, IsKeyExistAsyncContext context)
64 {
65 size_t argc = HUKS_NAPI_IS_KEY_EXIST_MAX_ARGS;
66 napi_value argv[HUKS_NAPI_IS_KEY_EXIST_MAX_ARGS] = { 0 };
67 NAPI_CALL(env, napi_get_cb_info(env, info, &argc, argv, nullptr, nullptr));
68
69 if (argc < HUKS_NAPI_IS_KEY_EXIST_MIN_ARGS) {
70 napi_throw_error(env, std::to_string(HUKS_ERR_CODE_ILLEGAL_ARGUMENT).c_str(), "no enough params input");
71 HKS_LOG_E("no enough params");
72 return nullptr;
73 }
74
75 size_t index = 0;
76 napi_value result = ParseKeyAliasAndHksParamSet(env, argv, index, context->keyAlias, context->paramSet);
77 if (result == nullptr) {
78 HKS_LOG_E("isKeyExist parse params failed");
79 return nullptr;
80 }
81
82 index++;
83 if (index < argc) {
84 context->callback = GetCallback(env, argv[index]);
85 }
86
87 return GetInt32(env, 0);
88 }
89
IsKeyExistAsyncWork(napi_env env,IsKeyExistAsyncContext context)90 static napi_value IsKeyExistAsyncWork(napi_env env, IsKeyExistAsyncContext context)
91 {
92 napi_value promise = nullptr;
93 if (context->callback == nullptr) {
94 NAPI_CALL(env, napi_create_promise(env, &context->deferred, &promise));
95 }
96
97 napi_value resourceName = nullptr;
98 napi_create_string_latin1(env, "isKeyExistAsyncWork", NAPI_AUTO_LENGTH, &resourceName);
99
100 napi_create_async_work(
101 env,
102 nullptr,
103 resourceName,
104 [](napi_env env, void *data) {
105 IsKeyExistAsyncContext napiContext = static_cast<IsKeyExistAsyncContext>(data);
106
107 napiContext->result = HksKeyExist(napiContext->keyAlias, napiContext->paramSet);
108 },
109 [](napi_env env, napi_status status, void *data) {
110 IsKeyExistAsyncContext napiContext = static_cast<IsKeyExistAsyncContext>(data);
111 HksSuccessReturnResult resultData;
112 SuccessReturnResultInit(resultData);
113 resultData.isOnlyReturnBoolResult = true;
114 HksReturnNapiResult(env, napiContext->callback, napiContext->deferred, napiContext->result, resultData);
115 DeleteIsKeyExistAsyncContext(env, napiContext);
116 },
117 static_cast<void *>(context),
118 &context->asyncWork);
119
120 napi_status status = napi_queue_async_work(env, context->asyncWork);
121 if (status != napi_ok) {
122 DeleteIsKeyExistAsyncContext(env, context);
123 HKS_LOG_E("could not queue async work");
124 return nullptr;
125 }
126
127 if (context->callback == nullptr) {
128 return promise;
129 } else {
130 return GetNull(env);
131 }
132 }
133
HuksNapiIsKeyItemExist(napi_env env,napi_callback_info info)134 napi_value HuksNapiIsKeyItemExist(napi_env env, napi_callback_info info)
135 {
136 IsKeyExistAsyncContext context = CreateIsKeyExistAsyncContext();
137 if (context == nullptr) {
138 HKS_LOG_E("could not create context");
139 return nullptr;
140 }
141
142 napi_value result = IsKeyExistParseParams(env, info, context);
143 if (result == nullptr) {
144 HKS_LOG_E("could not parse params");
145 DeleteIsKeyExistAsyncContext(env, context);
146 return nullptr;
147 }
148
149 result = IsKeyExistAsyncWork(env, context);
150 if (result == nullptr) {
151 HKS_LOG_E("could not start async work");
152 DeleteIsKeyExistAsyncContext(env, context);
153 return nullptr;
154 }
155 return result;
156 }
157 } // namespace HuksNapiItem
158