Steven Moreland | 0e4be1e | 2017-04-18 19:50:29 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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 | |
Steven Moreland | 5bdfa70 | 2017-04-18 23:20:39 -0700 | [diff] [blame] | 17 | #ifndef HIDL_GEN_HASH_HASH_H_ |
| 18 | #define HIDL_GEN_HASH_HASH_H_ |
Steven Moreland | 0e4be1e | 2017-04-18 19:50:29 -0700 | [diff] [blame] | 19 | |
| 20 | #include <string> |
| 21 | #include <vector> |
| 22 | |
| 23 | namespace android { |
| 24 | |
| 25 | struct Hash { |
Steven Moreland | 81bcf68 | 2017-08-23 17:16:21 -0700 | [diff] [blame^] | 26 | static const std::vector<uint8_t> kEmptyHash; |
| 27 | |
Steven Moreland | 5bdfa70 | 2017-04-18 23:20:39 -0700 | [diff] [blame] | 28 | // path to .hal file |
Steven Moreland | 0e4be1e | 2017-04-18 19:50:29 -0700 | [diff] [blame] | 29 | static const Hash &getHash(const std::string &path); |
Steven Moreland | 81bcf68 | 2017-08-23 17:16:21 -0700 | [diff] [blame^] | 30 | static void clearHash(const std::string& path); |
Steven Moreland | 0e4be1e | 2017-04-18 19:50:29 -0700 | [diff] [blame] | 31 | |
Steven Moreland | 5bdfa70 | 2017-04-18 23:20:39 -0700 | [diff] [blame] | 32 | // returns matching hashes of interfaceName in path |
| 33 | // path is something like hardware/interfaces/current.txt |
| 34 | // interfaceName is something like android.hardware.foo@1.0::IFoo |
Steven Moreland | 218625a | 2017-04-18 22:31:50 -0700 | [diff] [blame] | 35 | static std::vector<std::string> lookupHash(const std::string &path, |
| 36 | const std::string &interfaceName, |
| 37 | std::string *err); |
| 38 | |
Tri Vo | 59ce742 | 2017-04-26 10:53:54 -0700 | [diff] [blame] | 39 | static std::string hexString(const std::vector<uint8_t> &hash); |
Steven Moreland | 0e4be1e | 2017-04-18 19:50:29 -0700 | [diff] [blame] | 40 | std::string hexString() const; |
| 41 | |
| 42 | const std::vector<uint8_t> &raw() const; |
| 43 | const std::string &getPath() const; |
| 44 | |
| 45 | private: |
| 46 | Hash(const std::string &path); |
| 47 | |
Steven Moreland | 81bcf68 | 2017-08-23 17:16:21 -0700 | [diff] [blame^] | 48 | static Hash& getMutableHash(const std::string& path); |
| 49 | |
Steven Moreland | 0e4be1e | 2017-04-18 19:50:29 -0700 | [diff] [blame] | 50 | const std::string mPath; |
Steven Moreland | 81bcf68 | 2017-08-23 17:16:21 -0700 | [diff] [blame^] | 51 | std::vector<uint8_t> mHash; |
Steven Moreland | 0e4be1e | 2017-04-18 19:50:29 -0700 | [diff] [blame] | 52 | }; |
| 53 | |
| 54 | } // namespace android |
| 55 | |
Steven Moreland | 5bdfa70 | 2017-04-18 23:20:39 -0700 | [diff] [blame] | 56 | #endif // HIDL_GEN_HASH_HASH_H_ |
Steven Moreland | 0e4be1e | 2017-04-18 19:50:29 -0700 | [diff] [blame] | 57 | |