Yabin Cui | 67d3abd | 2015-04-16 15:26:31 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 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 | |
| 17 | #ifndef SIMPLE_PERF_UTILS_H_ |
| 18 | #define SIMPLE_PERF_UTILS_H_ |
| 19 | |
| 20 | #include <stddef.h> |
Yabin Cui | 323e945 | 2015-04-20 18:07:17 -0700 | [diff] [blame] | 21 | #include <stdio.h> |
| 22 | #include <stdlib.h> |
| 23 | #include <string> |
Yabin Cui | ed91cd9 | 2015-04-28 15:54:13 -0700 | [diff] [blame] | 24 | #include <vector> |
Yabin Cui | 67d3abd | 2015-04-16 15:26:31 -0700 | [diff] [blame] | 25 | |
Yabin Cui | 5beebc8 | 2015-05-04 20:27:57 -0700 | [diff] [blame] | 26 | #define ALIGN(value, alignment) (((value) + (alignment)-1) & ~((alignment)-1)) |
Yabin Cui | 67d3abd | 2015-04-16 15:26:31 -0700 | [diff] [blame] | 27 | |
Yabin Cui | 323e945 | 2015-04-20 18:07:17 -0700 | [diff] [blame] | 28 | class LineReader { |
| 29 | public: |
| 30 | LineReader(FILE* fp) : fp_(fp), buf_(nullptr), bufsize_(0) { |
| 31 | } |
| 32 | |
| 33 | ~LineReader() { |
| 34 | free(buf_); |
| 35 | fclose(fp_); |
| 36 | } |
| 37 | |
| 38 | char* ReadLine() { |
| 39 | if (getline(&buf_, &bufsize_, fp_) != -1) { |
| 40 | return buf_; |
| 41 | } |
| 42 | return nullptr; |
| 43 | } |
| 44 | |
| 45 | size_t MaxLineSize() { |
| 46 | return bufsize_; |
| 47 | } |
| 48 | |
| 49 | private: |
| 50 | FILE* fp_; |
| 51 | char* buf_; |
| 52 | size_t bufsize_; |
| 53 | }; |
| 54 | |
Yabin Cui | 5beebc8 | 2015-05-04 20:27:57 -0700 | [diff] [blame] | 55 | void PrintIndented(size_t indent, const char* fmt, ...); |
| 56 | |
Yabin Cui | ed91cd9 | 2015-04-28 15:54:13 -0700 | [diff] [blame] | 57 | bool IsPowerOfTwo(uint64_t value); |
| 58 | |
| 59 | bool NextArgumentOrError(const std::vector<std::string>& args, size_t* pi); |
| 60 | |
Yabin Cui | 5beebc8 | 2015-05-04 20:27:57 -0700 | [diff] [blame] | 61 | void GetEntriesInDir(const std::string& dirpath, std::vector<std::string>* files, |
| 62 | std::vector<std::string>* subdirs); |
Yabin Cui | 323e945 | 2015-04-20 18:07:17 -0700 | [diff] [blame] | 63 | |
Yabin Cui | 67d3abd | 2015-04-16 15:26:31 -0700 | [diff] [blame] | 64 | #endif // SIMPLE_PERF_UTILS_H_ |