NT4/private/inc/icmpif.h
2020-09-30 17:12:29 +02:00

37 lines
1.3 KiB
C

/********************************************************************/
/** Microsoft LAN Manager **/
/** Copyright(c) Microsoft Corp., 1990-1992 **/
/********************************************************************/
/* :ts=4 */
//** ICMPIF.H - ICMP echo private kernel/user request interface
//
#ifndef ICMPIF_INCLUDED
#define ICMPIF_INCLUDED
//
// Common ICMP request structure
//
typedef struct icmp_echo_request {
unsigned long Address; // Destination address
unsigned long Timeout; // Request timeout
unsigned short DataOffset; // Echo data
unsigned short DataSize; // Echo data size
unsigned char OptionsValid; // nonzero if options data is valid.
unsigned char Ttl; // IP header Time To Live
unsigned char Tos; // IP header Type of Service
unsigned char Flags; // IP header flags
unsigned short OptionsOffset; // IP options data
unsigned char OptionsSize; // IP options data size
unsigned char Padding; // 32-bit alignment padding
} ICMP_ECHO_REQUEST, *PICMP_ECHO_REQUEST;
//
// The reply structure is defined in ipexport.h
//
#endif // ICMPIF_INCLUDED