| // Copyright 2017 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UTIL_H_ |
| #define UTIL_H_ |
| |
| #include <cstdint> |
| |
| namespace atrusctl { |
| |
| // Calculates the CRC32 checksum of |data| from the initial |crc|. Example: |
| // |
| // uint8_t data; |
| // uint32_t crc = 0xFFFFFFFF; |
| // while ((data = read(file)) { |
| // crc = Crc32(crc, data); |
| // } |
| // |
| uint32_t Crc32(uint32_t crc, uint8_t data); |
| |
| // Will sleep for |ms|, even if interrupted. |
| void TimeoutMs(int64_t ms); |
| |
| } // namespace atrusctl |
| |
| #endif // UTIL_H_ |