| /* |
| * Copyright (C) 2015 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 SIMPLE_PERF_UTILS_H_ |
| #define SIMPLE_PERF_UTILS_H_ |
| |
| #include <stddef.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string> |
| |
| void PrintIndented(size_t indent, const char* fmt, ...); |
| |
| class LineReader { |
| public: |
| LineReader(FILE* fp) : fp_(fp), buf_(nullptr), bufsize_(0) { |
| } |
| |
| ~LineReader() { |
| free(buf_); |
| fclose(fp_); |
| } |
| |
| char* ReadLine() { |
| if (getline(&buf_, &bufsize_, fp_) != -1) { |
| return buf_; |
| } |
| return nullptr; |
| } |
| |
| size_t MaxLineSize() { |
| return bufsize_; |
| } |
| |
| private: |
| FILE* fp_; |
| char* buf_; |
| size_t bufsize_; |
| }; |
| |
| bool ReadNBytesFromFile(int fd, void* buf, size_t nbytes); |
| |
| #endif // SIMPLE_PERF_UTILS_H_ |