esp.h

该程序类似于tcpdump软件

/**************************************************************************** 
** File: esp.h
**
** Author: Mike Borella
**
** Comments: Structure of ESP packets
**
*****************************************************************************/

/*
 * Static part of ESP header
 */

typedef struct _ESPHdr
{
  u_int32_t spi;
  u_int32_t seqno;
} ESPHdr;

void dump_esp(u_char *bp, int length);