![]() |
GetInformation() |
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
| Public Function |
Declared in: ICMPCrafter.h |
Declaration
char * GetInformation(
BOOL bReply,
unsigned short usIdentifier,
unsigned short usSequence,
unsigned short& usTotalSize) const;
DescriptionGet the memory for the following ICMP types
Function Body
try
{
//Create the header
LPICMPHeader lpHead;
lpHead=ConstructICMP();
if (!lpHead)
{
ReportError("GetInformation","Failed to construct ICMP header!");
return FALSE;
}
//Protect it
std::auto_ptr<ICMPHeader> pProtection(lpHead);
//Check if echo or reply
if (bReply)
lpHead->ucICMPType=ICMP_Information_Reply;
else
lpHead->ucICMPType=ICMP_Information;
lpHead->ucICMPCode=0;
lpHead->sICMP.sUS.us1=htons(usIdentifier);
lpHead->sICMP.sUS.us2=htons(usSequence);
//And the checksum
//Using only first 8 bytes
lpHead->usICMPChecksum=CalculateChecksum((unsigned short*)lpHead,ICMP_Information_SIZE);
//Create the packet
return CreateFinal(lpHead,
usTotalSize);
}
ERROR_HANDLER_RETURN("GetInformation",NULL)
See Also
This web site was generated
using Surveyor V4.50.811.1. Click
here
for more information. |
Site content copyright © 2003 Komodia LTD.. See the About page for additional notices. This page last updated: 24 Feb 2003. |