| // Copyright (c) 2019 The Chromium 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 QUICHE_QUIC_QBONE_PLATFORM_INTERNET_CHECKSUM_H_ |
| #define QUICHE_QUIC_QBONE_PLATFORM_INTERNET_CHECKSUM_H_ |
| // Incrementally compute an Internet header checksum as described in RFC 1071. |
| // Update the checksum with the specified data. Note that while the checksum |
| // is commutative, the data has to be supplied in the units of two-byte words. |
| // If there is an extra byte at the end, the function has to be called on it |
| void Update(const char* data, size_t size); |
| void Update(const uint8_t* data, size_t size); |
| uint32_t accumulator_ = 0; |
| #endif // QUICHE_QUIC_QBONE_PLATFORM_INTERNET_CHECKSUM_H_ |