a752c7ab
 elopes
add first test an...
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/*
* Copyright (C) 2015 José Ignacio Alamos <jialamos@uc.cl>
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @defgroup net_icmp ICMPV4
* @ingroup net_ipv4
* @brief Provides types related to ICMPv4
* @see <a href="https://tools.ietf.org/html/rfc792">
* RFC 792
* </a>
* @{
*
* @file
* @brief ICMPv4 type and function definitions
*
* @author José Ignacio Alamos <jialamos@uc.cl>
*/
#ifndef NET_ICMP_H
#define NET_ICMP_H
#include "byteorder.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Echo request and response message format.
*
* @see <a href="https://tools.ietf.org/html/rfc792#page-14">
* RFC 792, page 14
* </a>
*/
typedef struct __attribute__((packed)){
uint8_t type; /**< message type */
uint8_t code; /**< message code */
network_uint16_t csum; /**< checksum */
network_uint16_t id; /**< identifier */
network_uint16_t sn; /**< sequence number */
} icmp_echo_t;
#ifdef __cplusplus
}
#endif
#endif /* NET_ICMP_H */
/** @} */
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