1 /* 2 * Copyright (C) 2021-2022 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 #ifndef COMMUNICATIONNETSTACK_NETSTACK_NAPI_UTILS_H 17 #define COMMUNICATIONNETSTACK_NETSTACK_NAPI_UTILS_H 18 19 #include <string> 20 #include <vector> 21 22 #include "napi/native_api.h" 23 #include "napi/native_common.h" 24 #include "uv.h" 25 26 namespace OHOS::NetStack::NapiUtils { 27 napi_valuetype GetValueType(napi_env env, napi_value value); 28 29 /* named property */ 30 bool HasNamedProperty(napi_env env, napi_value object, const std::string &propertyName); 31 32 napi_value GetNamedProperty(napi_env env, napi_value object, const std::string &propertyName); 33 34 void SetNamedProperty(napi_env env, napi_value object, const std::string &name, napi_value value); 35 36 std::vector<std::string> GetPropertyNames(napi_env env, napi_value object); 37 38 /* UINT32 */ 39 napi_value CreateUint32(napi_env env, uint32_t code); 40 41 uint32_t GetUint32FromValue(napi_env env, napi_value value); 42 43 uint32_t GetUint32Property(napi_env env, napi_value object, const std::string &propertyName); 44 45 void SetUint32Property(napi_env env, napi_value object, const std::string &name, uint32_t value); 46 47 /* INT32 */ 48 napi_value CreateInt32(napi_env env, int32_t code); 49 50 int32_t GetInt32FromValue(napi_env env, napi_value value); 51 52 int32_t GetInt32Property(napi_env env, napi_value object, const std::string &propertyName); 53 54 void SetInt32Property(napi_env env, napi_value object, const std::string &name, int32_t value); 55 56 /* String UTF8 */ 57 napi_value CreateStringUtf8(napi_env env, const std::string &str); 58 59 std::string GetStringFromValueUtf8(napi_env env, napi_value value); 60 61 std::string GetStringPropertyUtf8(napi_env env, napi_value object, const std::string &propertyName); 62 63 void SetStringPropertyUtf8(napi_env env, napi_value object, const std::string &name, const std::string &value); 64 65 /* array buffer */ 66 bool ValueIsArrayBuffer(napi_env env, napi_value value); 67 68 void *GetInfoFromArrayBufferValue(napi_env env, napi_value value, size_t *length); 69 70 napi_value CreateArrayBuffer(napi_env env, size_t length, void **data); 71 72 /* object */ 73 napi_value CreateObject(napi_env env); 74 75 /* undefined */ 76 napi_value GetUndefined(napi_env env); 77 78 /* function */ 79 napi_value CallFunction(napi_env env, napi_value recv, napi_value func, size_t argc, const napi_value *argv); 80 81 napi_value CreateFunction(napi_env env, const std::string &name, napi_callback func, void *arg); 82 83 /* reference */ 84 napi_ref CreateReference(napi_env env, napi_value callback); 85 86 napi_value GetReference(napi_env env, napi_ref callbackRef); 87 88 void DeleteReference(napi_env env, napi_ref callbackRef); 89 90 /* boolean */ 91 bool GetBooleanProperty(napi_env env, napi_value object, const std::string &propertyName); 92 93 void SetBooleanProperty(napi_env env, napi_value object, const std::string &name, bool value); 94 95 napi_value GetBoolean(napi_env env, bool value); 96 97 /* define properties */ 98 void DefineProperties(napi_env env, 99 napi_value object, 100 const std::initializer_list<napi_property_descriptor> &properties); 101 102 /* JSON */ 103 napi_value JsonStringify(napi_env env, napi_value object); 104 105 napi_value JsonParse(napi_env env, napi_value str); 106 107 /* libuv */ 108 void CreateUvQueueWork(napi_env env, void *data, void(Handler)(uv_work_t *, int status)); 109 110 /* scope */ 111 napi_handle_scope OpenScope(napi_env env); 112 113 void CloseScope(napi_env env, napi_handle_scope scope); 114 } // namespace OHOS::NetStack::NapiUtils 115 116 #endif /* COMMUNICATIONNETSTACK_NETSTACK_NAPI_UTILS_H */ 117