| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #ifndef HIDUTIL_HIDITEM_H_ |
| #define HIDUTIL_HIDITEM_H_ |
| |
| #include <cstdlib> |
| #include <vector> |
| #include <istream> |
| #include <ostream> |
| |
| namespace HidUtil { |
| |
| struct HidItem { |
| bool valid; |
| unsigned int type; |
| unsigned int tag; |
| ssize_t offset; |
| ssize_t byteSize; |
| std::vector<uint8_t> data; |
| |
| bool dataAsUnsigned(unsigned int *out) const; |
| bool dataAsSigned(int *out) const; |
| |
| // friend stream functions |
| friend std::istream& operator>>(std::istream &is, HidItem &h); |
| friend std::ostream& operator<<(std::ostream &os, const HidItem &h); |
| |
| // tokenize from a unsigned char vector |
| static std::vector<HidItem> tokenize(const std::vector<uint8_t> &descriptor); |
| static std::vector<HidItem> tokenize(const uint8_t *begin, size_t size); |
| static std::vector<HidItem> tokenize(std::istream &is); |
| }; |
| |
| // parsing in from binary stream |
| std::istream& operator>>(std::istream &is, HidUtil::HidItem &h); |
| |
| // output as human readable string to stream |
| std::ostream& operator<<(std::ostream &os, const HidUtil::HidItem &h); |
| } //namespace HidUtil |
| |
| #endif // HIDUTIL_HIDITEM_H_ |