| /* |
| * 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 "src/ftrace_reader/test/scattered_stream_null_delegate.h" |
| |
| namespace perfetto { |
| |
| // An implementation of ScatteredStreamWriter::Delegate which always returns |
| // the same bit of memory (to better measure performance of users of |
| // ScatteredStreamWriter without noisy allocations). |
| |
| ScatteredStreamNullDelegate::ScatteredStreamNullDelegate(size_t chunk_size) |
| : chunk_size_(chunk_size), |
| chunk_(std::unique_ptr<uint8_t[]>(new uint8_t[chunk_size_])){}; |
| |
| ScatteredStreamNullDelegate::~ScatteredStreamNullDelegate() {} |
| |
| protozero::ContiguousMemoryRange ScatteredStreamNullDelegate::GetNewBuffer() { |
| return {chunk_.get(), chunk_.get() + chunk_size_}; |
| } |
| |
| } // namespace perfetto |