1 /* 2 * Copyright (c) 2021 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 USCRIPT_INSTRUCTION_HELPER_H 17 #define USCRIPT_INSTRUCTION_HELPER_H 18 19 #include <unordered_map> 20 #include "script_instruction.h" 21 #include "script_manager_impl.h" 22 #include "script_utils.h" 23 24 namespace Uscript { 25 class ScriptInstructionHelper { 26 public: ScriptInstructionHelper(ScriptManagerImpl * impl)27 explicit ScriptInstructionHelper(ScriptManagerImpl *impl) : scriptManager_(impl) {} 28 29 ~ScriptInstructionHelper(); 30 31 int32_t RegisterInstructions() const; 32 33 bool IsReservedInstruction(const std::string &scriptName) const; 34 35 int32_t AddScript(const std::string &scriptName, int32_t priority) const; 36 37 int32_t AddInstruction(const std::string &instrName, const UScriptInstructionPtr instr); 38 39 int32_t RegisterUserInstruction(const std::string &libName, const std::string &instrName); 40 41 int32_t RegisterUserInstruction(const std::string &instrName, Uscript::UScriptInstructionFactory *factory); 42 43 static ScriptInstructionHelper* GetBasicInstructionHelper(ScriptManagerImpl *impl = nullptr); 44 45 static void ReleaseBasicInstructionHelper(); 46 private: 47 int32_t RegisterAddInstruction(const Uscript::UScriptInstructionFactoryPtr factory, 48 const std::string &instrName); 49 50 void* instrLib_ = nullptr; 51 std::string userInstrLibName_ {}; 52 ScriptManagerImpl* scriptManager_ {}; 53 }; 54 } // namespace Uscript 55 #endif // USCRIPT_INSTRUCTION_HELPER_H 56