1 /* 2 * Copyright (C) 2015 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 SYSTEM_KEYMASTER_OPERATION_TABLE_H 18 #define SYSTEM_KEYMASTER_OPERATION_TABLE_H 19 20 #include <keymaster/UniquePtr.h> 21 22 #include <hardware/keymaster_defs.h> 23 24 namespace keymaster { 25 26 class KeymasterContext; 27 class Operation; 28 29 class OperationTable { 30 public: OperationTable(size_t table_size)31 explicit OperationTable(size_t table_size) : table_size_(table_size) {} 32 33 struct Entry { EntryEntry34 Entry() { 35 handle = 0; 36 operation = NULL; 37 }; 38 ~Entry(); 39 keymaster_operation_handle_t handle; 40 Operation* operation; 41 }; 42 43 keymaster_error_t Add(Operation* operation, const KeymasterContext& context, 44 keymaster_operation_handle_t* op_handle); 45 Operation* Find(keymaster_operation_handle_t op_handle); 46 bool Delete(keymaster_operation_handle_t); 47 48 private: 49 UniquePtr<Entry[]> table_; 50 size_t table_size_; 51 }; 52 53 } // namespace keymaster 54 55 #endif // SYSTEM_KEYMASTER_OPERATION_TABLE_H 56