text: #ifndef _LINUX_IPSEC_H
  #define _LINUX_IPSEC_H
  
  /* The definitions, required to talk to KAME racoon IKE. */
  
  #include <linux/pfkeyv2.h>
  
  #define IPSEC_PORT_ANY		0
  #define IPSEC_ULPROTO_ANY	255
  #define IPSEC_PROTO_ANY		255
  
  enum {
  	IPSEC_MODE_ANY		= 0,	/* We do not support this for SA */
  	IPSEC_MODE_TRANSPORT	= 1,
  	IPSEC_MODE_TUNNEL	= 2,
  	IPSEC_MODE_BEET         = 3
  };
  
  enum {
  	IPSEC_DIR_ANY		= 0,
  	IPSEC_DIR_INBOUND	= 1,
  	IPSEC_DIR_OUTBOUND	= 2,
  	IPSEC_DIR_FWD		= 3,	/* It is our own */
  	IPSEC_DIR_MAX		= 4,
  	IPSEC_DIR_INVALID	= 5
  };
  
  enum {
  	IPSEC_POLICY_DISCARD	= 0,
  	IPSEC_POLICY_NONE	= 1,
  	IPSEC_POLICY_IPSEC	= 2,
  	IPSEC_POLICY_ENTRUST	= 3,
  	IPSEC_POLICY_BYPASS	= 4
  };
  
  enum {
  	IPSEC_LEVEL_DEFAULT	= 0,
  	IPSEC_LEVEL_USE		= 1,
  	IPSEC_LEVEL_REQUIRE	= 2,
  	IPSEC_LEVEL_UNIQUE	= 3
  };
  
  #define IPSEC_MANUAL_REQID_MAX	0x3fff
  
  #define IPSEC_REPLAYWSIZE  32
  
  #endif	/* _LINUX_IPSEC_H */
  