blob: 85d24155f29da5816524a8aa56b0f9ac48fd23c5 [file] [log] [blame]
// 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.
#include <cstddef>
#include <cstdint>
namespace quic {
// Incrementally compute an Internet header checksum as described in RFC 1071.
class InternetChecksum {
// 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
// last.
void Update(const char* data, size_t size);
void Update(const uint8_t* data, size_t size);
uint16_t Value() const;
uint32_t accumulator_ = 0;
} // namespace quic