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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <bits/stdint.h>
#include <sys/cdefs.h>
__BEGIN_DECLS
struct icmphdr {
uint8_t type;
uint8_t code;
uint16_t checksum;
union {
struct {
uint16_t id;
uint16_t sequence;
} echo;
uint32_t gateway;
} un;
};
#define ICMP_ECHOREPLY 0 // Echo Reply
#define ICMP_DEST_UNREACH 3 // Destination Unreachable
#define ICMP_SOURCE_QUENCH 4 // Source Quench
#define ICMP_REDIRECT 5 // Redirect
#define ICMP_ECHO 8 // Echo Request
#define ICMP_TIME_EXCEEDED 11 // Time Exceeded
#define ICMP_PARAMETERPROB 12 // Parameter Problem
#define ICMP_TIMESTAMP 13 // Timestamp Request
#define ICMP_TIMESTAMPREPLY 14 // Timestamp Reply
#define ICMP_INFO_REQUEST 15 // Information Request
#define ICMP_INFO_REPLY 16 // Information Reply
#define ICMP_ADDRESS 17 // Address Mask Request
#define ICMP_ADDRESSREPLY 18 // Address Mask Reply
#define NR_ICMP_TYPES 18
__END_DECLS
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