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	#define SECASVAR_LOCK_ASSERT(_sav) mtx_assert((_sav)->lock, MA_OWNED)			#define SECASVAR_LOCK_ASSERT(_sav) mtx_assert((_sav)->lock, MA_OWNED)
	#define SAV_ISGCM(_sav) \			#define SAV_ISGCM(_sav) \
	((_sav)->alg_enc == SADB_X_EALG_AESGCM8 \|\| \			((_sav)->alg_enc == SADB_X_EALG_AESGCM8 \|\| \
	(_sav)->alg_enc == SADB_X_EALG_AESGCM12 \|\| \			(_sav)->alg_enc == SADB_X_EALG_AESGCM12 \|\| \
	(_sav)->alg_enc == SADB_X_EALG_AESGCM16)			(_sav)->alg_enc == SADB_X_EALG_AESGCM16)
	#define SAV_ISCTR(_sav) ((_sav)->alg_enc == SADB_X_EALG_AESCTR)			#define SAV_ISCTR(_sav) ((_sav)->alg_enc == SADB_X_EALG_AESCTR)
	#define SAV_ISCTRORGCM(_sav) (SAV_ISCTR((_sav)) \|\| SAV_ISGCM((_sav)))			#define SAV_ISCTRORGCM(_sav) (SAV_ISCTR((_sav)) \|\| SAV_ISGCM((_sav)))

				#define IPSEC_SEQH_SHIFT 32

	/* Replay prevention, protected by SECASVAR_LOCK:			/* Replay prevention, protected by SECASVAR_LOCK:
	* (m) locked by mtx			* (m) locked by mtx
	* (c) read only except during creation / free			* (c) read only except during creation / free
	*/			*/
	struct secreplay {			struct secreplay {
	u_int64_t count; /* (m) */			u_int64_t count; /* (m) */
	u_int wsize; /* (c) window size, i.g. 4 bytes */			u_int wsize; /* (c) window size, i.g. 4 bytes */
	u_int64_t last; /* (m) used by receiver */			u_int64_t last; /* (m) used by receiver */
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