| /* |
| * Copyright (C) 2018 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. |
| */ |
| |
| #include <android-base/logging.h> |
| |
| #include "ringbuffer.h" |
| |
| namespace android { |
| namespace hardware { |
| namespace wifi { |
| namespace V1_3 { |
| namespace implementation { |
| |
| Ringbuffer::Ringbuffer(size_t maxSize) : size_(0), maxSize_(maxSize) {} |
| |
| void Ringbuffer::append(const std::vector<uint8_t>& input) { |
| if (input.size() == 0) { |
| return; |
| } |
| if (input.size() > maxSize_) { |
| LOG(INFO) << "Oversized message of " << input.size() |
| << " bytes is dropped"; |
| return; |
| } |
| data_.push_back(input); |
| size_ += input.size() * sizeof(input[0]); |
| while (size_ > maxSize_) { |
| size_ -= data_.front().size() * sizeof(data_.front()[0]); |
| data_.pop_front(); |
| } |
| } |
| |
| const std::list<std::vector<uint8_t>>& Ringbuffer::getData() const { |
| return data_; |
| } |
| |
| } // namespace implementation |
| } // namespace V1_3 |
| } // namespace wifi |
| } // namespace hardware |
| } // namespace android |