1 /*
2  * Copyright (c) 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 "huks_napi_has_key_item.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 
CreateIsKeyExistAsyncContext()33 IsKeyExistAsyncContext CreateIsKeyExistAsyncContext()
34 {
35     IsKeyExistAsyncContext context = static_cast<IsKeyExistAsyncContext>(HksMalloc(sizeof(IsKeyExistAsyncContextT)));
36     if (context != nullptr) {
37         (void)memset_s(context, sizeof(IsKeyExistAsyncContextT), 0, sizeof(IsKeyExistAsyncContextT));
38     }
39     return context;
40 }
41 
DeleteIsKeyExistAsyncContext(napi_env env,IsKeyExistAsyncContext & context)42 void DeleteIsKeyExistAsyncContext(napi_env env, IsKeyExistAsyncContext &context)
43 {
44     if (context == nullptr) {
45         return;
46     }
47     DeleteCommonAsyncContext(env, context->asyncWork, context->callback, context->keyAlias, context->paramSet);
48     HKS_FREE(context);
49     context = nullptr;
50 }
51 
IsKeyExistParseParams(napi_env env,napi_callback_info info,IsKeyExistAsyncContext context)52 static napi_value IsKeyExistParseParams(napi_env env, napi_callback_info info, IsKeyExistAsyncContext context)
53 {
54     size_t argc = HUKS_NAPI_IS_KEY_EXIST_MAX_ARGS;
55     napi_value argv[HUKS_NAPI_IS_KEY_EXIST_MAX_ARGS] = { 0 };
56     NAPI_CALL(env, napi_get_cb_info(env, info, &argc, argv, nullptr, nullptr));
57 
58     if (argc < HUKS_NAPI_IS_KEY_EXIST_MIN_ARGS) {
59         HksNapiThrow(env, HUKS_ERR_CODE_ILLEGAL_ARGUMENT, "no enough params input");
60         HKS_LOG_E("no enough params");
61         return nullptr;
62     }
63 
64     size_t index = 0;
65     napi_value result = ParseKeyAliasAndHksParamSet(env, argv, index, context->keyAlias, context->paramSet);
66     if (result == nullptr) {
67         HKS_LOG_E("isKeyExist parse params failed");
68         return nullptr;
69     }
70 
71     index++;
72     if (index < argc) {
73         context->callback = GetCallback(env, argv[index]);
74     }
75 
76     return GetInt32(env, 0);
77 }
78 
IsKeyExistAsyncWork(napi_env env,IsKeyExistAsyncContext & context)79 napi_value IsKeyExistAsyncWork(napi_env env, IsKeyExistAsyncContext &context)
80 {
81     napi_value promise = nullptr;
82     if (context->callback == nullptr) {
83         NAPI_CALL(env, napi_create_promise(env, &context->deferred, &promise));
84     }
85 
86     napi_value resourceName = nullptr;
87     napi_create_string_latin1(env, "isKeyExistAsyncWork", NAPI_AUTO_LENGTH, &resourceName);
88 
89     napi_create_async_work(
90         env,
91         nullptr,
92         resourceName,
93         [](napi_env env, void *data) {
94             IsKeyExistAsyncContext napiContext = static_cast<IsKeyExistAsyncContext>(data);
95 
96             napiContext->result = HksKeyExist(napiContext->keyAlias, napiContext->paramSet);
97         },
98         [](napi_env env, napi_status status, void *data) {
99             IsKeyExistAsyncContext napiContext = static_cast<IsKeyExistAsyncContext>(data);
100             HksSuccessReturnResult resultData;
101             SuccessReturnResultInit(resultData);
102             resultData.isOnlyReturnBoolResult = true;
103             resultData.boolReturned = (napiContext->result == HKS_SUCCESS);
104             HksReturnKeyExistResult(env, napiContext->callback, napiContext->deferred, napiContext->result, resultData);
105             DeleteIsKeyExistAsyncContext(env, napiContext);
106         },
107         static_cast<void *>(context),
108         &context->asyncWork);
109 
110     napi_status status = napi_queue_async_work(env, context->asyncWork);
111     if (status != napi_ok) {
112         DeleteIsKeyExistAsyncContext(env, context);
113         HKS_LOG_E("could not queue async work");
114         return nullptr;
115     }
116 
117     if (context->callback == nullptr) {
118         return promise;
119     } else {
120         return GetNull(env);
121     }
122 }
123 
HuksNapihasKeyItem(napi_env env,napi_callback_info info)124 napi_value HuksNapihasKeyItem(napi_env env, napi_callback_info info)
125 {
126     IsKeyExistAsyncContext context = CreateIsKeyExistAsyncContext();
127     if (context == nullptr) {
128         HKS_LOG_E("could not create context");
129         return nullptr;
130     }
131 
132     napi_value result = IsKeyExistParseParams(env, info, context);
133     if (result == nullptr) {
134         HKS_LOG_E("could not parse params");
135         DeleteIsKeyExistAsyncContext(env, context);
136         return nullptr;
137     }
138 
139     result = IsKeyExistAsyncWork(env, context);
140     if (result == nullptr) {
141         HKS_LOG_E("could not start async work");
142         DeleteIsKeyExistAsyncContext(env, context);
143         return nullptr;
144     }
145     return result;
146 }
147 }  // namespace HuksNapiItem
148