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diff --git a/sys/net/if.h b/sys/net/if.h
--- a/sys/net/if.h
+++ b/sys/net/if.h
@@ -255,7 +255,8 @@
#define IFCAP_B_TXTLS_RTLMT 31 /* can do TLS with rate limiting */
#define IFCAP_B_RXTLS4 32 /* can to TLS receive for TCP */
#define IFCAP_B_RXTLS6 33 /* can to TLS receive for TCP6 */
-#define __IFCAP_B_SIZE 34
+#define IFCAP_B_IPSEC_OFFLOAD 34 /* inline IPSEC offload */
+#define __IFCAP_B_SIZE 35
#define IFCAP_B_MAX (__IFCAP_B_MAX - 1)
#define IFCAP_B_SIZE (__IFCAP_B_SIZE)
@@ -298,6 +299,7 @@
/* IFCAP2_* are integers, not bits. */
#define IFCAP2_RXTLS4 (IFCAP_B_RXTLS4 - 32)
#define IFCAP2_RXTLS6 (IFCAP_B_RXTLS6 - 32)
+#define IFCAP2_IPSEC_OFFLOAD (IFCAP_B_IPSEC_OFFLOAD - 32)
#define IFCAP2_BIT(x) (1UL << (x))
diff --git a/sys/net/if.c b/sys/net/if.c
--- a/sys/net/if.c
+++ b/sys/net/if.c
@@ -2392,6 +2392,7 @@
const struct ifcap_nv_bit_name ifcap2_nv_bit_names[] = {
CAP2NV(RXTLS4),
CAP2NV(RXTLS6),
+ CAP2NV(IPSEC_OFFLOAD),
{0, NULL}
};
#undef CAPNV
@@ -5149,6 +5150,12 @@
return (ifp->if_l2com);
}
+void
+if_setipsec_accel_methods(if_t ifp, const struct if_ipsec_accel_methods *m)
+{
+ ifp->if_ipsec_accel_m = m;
+}
+
#ifdef DDB
static void
if_show_ifnet(struct ifnet *ifp)
diff --git a/sys/net/if_private.h b/sys/net/if_private.h
--- a/sys/net/if_private.h
+++ b/sys/net/if_private.h
@@ -138,6 +138,8 @@
int (*if_requestencap) /* make link header from request */
(struct ifnet *, struct if_encap_req *);
+ const struct if_ipsec_accel_methods *if_ipsec_accel_m;
+
/* Statistics. */
counter_u64_t if_counters[IFCOUNTERS];
diff --git a/sys/net/if_strings.h b/sys/net/if_strings.h
--- a/sys/net/if_strings.h
+++ b/sys/net/if_strings.h
@@ -60,9 +60,11 @@
#define IFCAP_TXTLS_RTLMT_NAME "TXTLS_RTLMT"
#define IFCAP_RXTLS4_NAME "RXTLS4"
#define IFCAP_RXTLS6_NAME "RXTLS6"
+#define IFCAP_IPSEC_OFFLOAD_NAME "IPSEC"
#define IFCAP2_RXTLS4_NAME IFCAP_RXTLS4_NAME
#define IFCAP2_RXTLS6_NAME IFCAP_RXTLS6_NAME
+#define IFCAP2_IPSEC_OFFLOAD_NAME IFCAP_IPSEC_OFFLOAD_NAME
static const char *ifcap_bit_names[] = {
IFCAP_RXCSUM_NAME,
@@ -99,6 +101,7 @@
IFCAP_TXTLS_RTLMT_NAME,
IFCAP_RXTLS4_NAME,
IFCAP_RXTLS6_NAME,
+ IFCAP_IPSEC_OFFLOAD_NAME,
};
#ifdef IFCAP_B_SIZE
diff --git a/sys/net/if_var.h b/sys/net/if_var.h
--- a/sys/net/if_var.h
+++ b/sys/net/if_var.h
@@ -131,6 +131,23 @@
typedef int (*if_transmit_fn_t)(if_t, struct mbuf *);
typedef uint64_t (*if_get_counter_t)(if_t, ift_counter);
typedef void (*if_reassign_fn_t)(if_t, struct vnet *, char *);
+typedef int (*if_spdadd_fn_t)(if_t, void *sp, void *inp, void **priv);
+typedef int (*if_spddel_fn_t)(if_t, void *sp, void *priv);
+typedef int (*if_sa_newkey_fn_t)(if_t ifp, void *sav, int dir,
+ uint32_t drv_spi, void **privp);
+typedef int (*if_sa_deinstall_fn_t)(if_t ifp, uint32_t drv_spi, void *priv);
+struct seclifetime;
+#define IF_SA_CNT_UPD 0x80000000
+enum IF_SA_CNT_WHICH {
+ IF_SA_CNT_IFP_HW_VAL = 1,
+ IF_SA_CNT_TOTAL_SW_VAL,
+ IF_SA_CNT_TOTAL_HW_VAL,
+ IF_SA_CNT_IFP_HW_UPD = IF_SA_CNT_IFP_HW_VAL | IF_SA_CNT_UPD,
+ IF_SA_CNT_TOTAL_SW_UPD = IF_SA_CNT_TOTAL_SW_VAL | IF_SA_CNT_UPD,
+ IF_SA_CNT_TOTAL_HW_UPD = IF_SA_CNT_TOTAL_HW_VAL | IF_SA_CNT_UPD,
+};
+typedef int (*if_sa_cnt_fn_t)(if_t ifp, void *sa,
+ uint32_t drv_spi, void *priv, struct seclifetime *lt);
struct ifnet_hw_tsomax {
u_int tsomaxbytes; /* TSO total burst length limit in bytes */
@@ -700,6 +717,15 @@
void if_setreassignfn(if_t ifp, if_reassign_fn_t);
void if_setratelimitqueryfn(if_t ifp, if_ratelimit_query_t);
+struct if_ipsec_accel_methods {
+ if_spdadd_fn_t if_spdadd;
+ if_spddel_fn_t if_spddel;
+ if_sa_newkey_fn_t if_sa_newkey;
+ if_sa_deinstall_fn_t if_sa_deinstall;
+ if_sa_cnt_fn_t if_sa_cnt;
+};
+void if_setipsec_accel_methods(if_t ifp, const struct if_ipsec_accel_methods *);
+
/* TSO */
void if_hw_tsomax_common(if_t ifp, struct ifnet_hw_tsomax *);
int if_hw_tsomax_update(if_t ifp, struct ifnet_hw_tsomax *);

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