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# icmp.h File Reference

## Detailed Description

Definition in file icmp.h.

`#include "global.h"`
`#include "net.h"`

Go to the source code of this file.

## Functions
void | icmpInit (void)
| Initialize ICMP protocol library.
void | icmpIpIn (icmpip_hdr *packet)
| Incoming IP packets of protocol ICMP should be passed to this function.
void | icmpEchoRequest (icmpip_hdr *packet)
| Forms and sends a reply in response to an ICMP ECHO request.
void | icmpPrintHeader (icmpip_hdr *packet)
| Print ICMP packet information.