1 /* 2 * Copyright (C) 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef SRC_TRACE_PROCESSOR_SQLITE_CREATE_FUNCTION_INTERNAL_H_ 18 #define SRC_TRACE_PROCESSOR_SQLITE_CREATE_FUNCTION_INTERNAL_H_ 19 20 #include <sqlite3.h> 21 #include <string> 22 23 #include "perfetto/base/status.h" 24 #include "perfetto/ext/base/optional.h" 25 #include "perfetto/ext/base/string_view.h" 26 #include "perfetto/trace_processor/basic_types.h" 27 28 namespace perfetto { 29 namespace trace_processor { 30 31 bool IsValidName(base::StringView str); 32 33 base::Optional<SqlValue::Type> ParseType(base::StringView str); 34 35 const char* SqliteTypeToFriendlyString(SqlValue::Type type); 36 37 base::Status TypeCheckSqliteValue(sqlite3_value* value, 38 SqlValue::Type expected_type); 39 40 struct Prototype { 41 struct Argument { 42 std::string name; 43 std::string dollar_name; 44 SqlValue::Type type; 45 46 bool operator==(const Argument& other) const { 47 return name == other.name && dollar_name == other.dollar_name && 48 type == other.type; 49 } 50 }; 51 std::string function_name; 52 std::vector<Argument> arguments; 53 54 bool operator==(const Prototype& other) const { 55 return function_name == other.function_name && arguments == other.arguments; 56 } 57 bool operator!=(const Prototype& other) const { return !(*this == other); } 58 }; 59 60 base::Status ParseFunctionName(base::StringView raw, 61 base::StringView& function_name); 62 63 base::Status ParsePrototype(base::StringView raw, Prototype& out); 64 65 base::Status ParseArgs(std::string args, std::vector<Prototype::Argument>&); 66 67 base::Status SqliteRetToStatus(sqlite3* db, 68 const std::string& function_name, 69 int ret); 70 71 base::Status MaybeBindArgument(sqlite3_stmt*, 72 const std::string& function_name, 73 const Prototype::Argument&, 74 sqlite3_value*); 75 76 } // namespace trace_processor 77 } // namespace perfetto 78 79 #endif // SRC_TRACE_PROCESSOR_SQLITE_CREATE_FUNCTION_INTERNAL_H_ 80