snap.h

一个学习SNMP项目：tmoerlan.

/*
 * INET		An implementation of the TCP/IP protocol suite for the LINUX
 *		operating system.  INET is implemented using the  BSD Socket
 *		interface as the means of communication with the user level.
 *
 *		Definitions for the SNAP protocol.
 *
 */
#ifndef _SNAP_H
#define _SNAP_H

#include <sys/cdefs.h>
#include <sys/types.h>

struct snaphdr {
  u_int32_t saddr;
  u_int32_t daddr;
  u_int8_t version;		/* SNAP version */
  u_int8_t flags;		/* any flags */
  u_int16_t sport;		/* source port (for errors) */
  u_int16_t entry_point;	/* entry point (# instrs) */
  u_int16_t code_sizeb;		/* code size in bytes */
  u_int16_t heap_sizeb;		/* heap size in bytes */
  u_int16_t stack_sizeb;	/* stack size in bytes */
};

#define IPPROTO_SNAP 130

#endif	/* snap.h */