#include <esp-open-lwip/include/lwip/icmp.h>

Collaboration diagram for icmp_echo_hdr:

Public Member Functions
	PACK_STRUCT_FIELD (u8_t type)

	PACK_STRUCT_FIELD (u8_t code)

	PACK_STRUCT_FIELD (u16_t chksum)

	PACK_STRUCT_FIELD (u16_t id)

	PACK_STRUCT_FIELD (u16_t seqno)

Detailed Description

This is the standard ICMP header only that the u32_t data is splitted to two u16_t like ICMP echo needs it. This header is also used for other ICMP types that do not use the data part. 定义ICMP回送请求报文首部结构，由于所有ICMP报文首部有很大相似性，该结构同样适用于其它ICMP报文。

Definition at line 82 of file icmp.h.

Member Function Documentation

◆ PACK_STRUCT_FIELD() [1/5]

icmp_echo_hdr::PACK_STRUCT_FIELD ( u8_t type )

◆ PACK_STRUCT_FIELD() [2/5]

icmp_echo_hdr::PACK_STRUCT_FIELD ( u8_t code )

◆ PACK_STRUCT_FIELD() [3/5]

icmp_echo_hdr::PACK_STRUCT_FIELD ( u16_t chksum )

◆ PACK_STRUCT_FIELD() [4/5]

icmp_echo_hdr::PACK_STRUCT_FIELD ( u16_t id )

◆ PACK_STRUCT_FIELD() [5/5]

icmp_echo_hdr::PACK_STRUCT_FIELD ( u16_t seqno )

The documentation for this struct was generated from the following file:

esp-open-lwip/include/lwip/icmp.h