path: root/checksum.h

/* SPDX-License-Identifier: AGPL-3.0-or-later
 * Copyright (c) 2021 Red Hat GmbH
 * Author: Stefano Brivio <sbrivio@redhat.com>
 */

#ifndef CHECKSUM_H
#define CHECKSUM_H

uint32_t sum_16b(void *buf, size_t len);
uint16_t csum_fold(uint32_t sum);
uint16_t csum_unaligned(void *buf, size_t len, uint32_t init);
void csum_tcp4(struct iphdr *iph);
uint16_t csum(const void *buf, size_t len, uint32_t init);

#endif /* CHECKSUM_H */