1 /* 2 * Copyright (c) Huawei Technologies Co., Ltd. 2023. All rights reserved. 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 #ifndef SQLITE_EXT_FUNCS_H 16 #define SQLITE_EXT_FUNCS_H 1 17 #include <cstdint> 18 #include "sqlite3.h" 19 namespace SysTuning { 20 namespace base { 21 typedef struct StdevCtx StdevCtx; 22 struct StdevCtx { 23 double rMValue; 24 double rSValue; 25 int64_t cntValue; 26 }; 27 void ts_create_extend_function(sqlite3 *db); 28 } // namespace base 29 } // namespace SysTuning 30 #endif 31