seq = clib_host_to_net_u32 (ah0->seq_no);
/* anti-replay check */
- if (sa0->use_anti_replay)
+ if (ipsec_sa_anti_replay_check (sa0, &ah0->seq_no))
{
- int rv = 0;
-
- if (PREDICT_TRUE (sa0->use_esn))
- rv = esp_replay_check_esn (sa0, seq);
- else
- rv = esp_replay_check (sa0, seq);
-
- if (PREDICT_FALSE (rv))
- {
- i_b0->error = node->errors[AH_DECRYPT_ERROR_REPLAY];
- goto trace;
- }
+ i_b0->error = node->errors[AH_DECRYPT_ERROR_REPLAY];
+ goto trace;
}
vlib_increment_combined_counter
(&ipsec_sa_counters, thread_index, sa_index0,
1, i_b0->current_length);
- icv_size = sa0->integ_trunc_size;
+ icv_size = sa0->integ_icv_size;
if (PREDICT_TRUE (sa0->integ_alg != IPSEC_INTEG_ALG_NONE))
{
u8 sig[64];
goto trace;
}
- if (PREDICT_TRUE (sa0->use_anti_replay))
- {
- if (PREDICT_TRUE (sa0->use_esn))
- esp_replay_advance_esn (sa0, seq);
- else
- esp_replay_advance (sa0, seq);
- }
-
+ ipsec_sa_anti_replay_advance (sa0, ah0->seq_no);
}
vlib_buffer_advance (i_b0,
icv_padding_len);
i_b0->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID;
- if (PREDICT_TRUE (sa0->is_tunnel))
+ if (PREDICT_TRUE (ipsec_sa_is_set_IS_TUNNEL (sa0)))
{ /* tunnel mode */
if (PREDICT_TRUE (ah0->nexthdr == IP_PROTOCOL_IP_IN_IP))
next0 = AH_DECRYPT_NEXT_IP4_INPUT;
}
/* for IPSec-GRE tunnel next node is ipsec-gre-input */
- if (PREDICT_FALSE
- ((vnet_buffer (i_b0)->ipsec.flags) &
- IPSEC_FLAG_IPSEC_GRE_TUNNEL))
+ if (PREDICT_FALSE (ipsec_sa_is_set_IS_GRE (sa0)))
next0 = AH_DECRYPT_NEXT_IPSEC_GRE_INPUT;
-
vnet_buffer (i_b0)->sw_if_index[VLIB_TX] = (u32) ~ 0;
trace:
if (PREDICT_FALSE (i_b0->flags & VLIB_BUFFER_IS_TRACED))