ipsec: fast path outbound policy matching implementation for ipv6

[vpp.git] / src / vnet / ipsec / ipsec_output.c

diff --git a/src/vnet/ipsec/ipsec_output.c b/src/vnet/ipsec/ipsec_output.c
index 96c6f27..028d976 100644 (file)
--- a/src/vnet/ipsec/ipsec_output.c
+++ b/src/vnet/ipsec/ipsec_output.c
@@ -64,91 +64,6 @@ format_ipsec_output_trace (u8 * s, va_list * args)
   return s;
 }
 
-always_inline uword
-ip6_addr_match_range (ip6_address_t * a, ip6_address_t * la,
-                     ip6_address_t * ua)
-{
-  if ((memcmp (a->as_u64, la->as_u64, 2 * sizeof (u64)) >= 0) &&
-      (memcmp (a->as_u64, ua->as_u64, 2 * sizeof (u64)) <= 0))
-    return 1;
-  return 0;
-}
-
-always_inline void
-ipsec_fp_5tuple_from_ip6_range (ipsec_fp_5tuple_t *tuple, ip6_address_t *la,
-                               ip6_address_t *ra, u16 lp, u16 rp, u8 pr)
-
-{
-  clib_memcpy_fast (&tuple->ip6_laddr, la, sizeof (ip6_address_t));
-  clib_memcpy_fast (&tuple->ip6_laddr, la, sizeof (ip6_address_t));
-
-  tuple->lport = lp;
-  tuple->rport = rp;
-  tuple->protocol = pr;
-  tuple->is_ipv6 = 1;
-}
-
-always_inline ipsec_policy_t *
-ipsec6_output_policy_match (ipsec_spd_t * spd,
-                           ip6_address_t * la,
-                           ip6_address_t * ra, u16 lp, u16 rp, u8 pr)
-{
-  ipsec_main_t *im = &ipsec_main;
-  ipsec_policy_t *p;
-  ipsec_policy_t *policies[1];
-  ipsec_fp_5tuple_t tuples[1];
-  u32 fp_policy_ids[1];
-
-  u32 *i;
-
-  if (!spd)
-    return 0;
-
-  ipsec_fp_5tuple_from_ip6_range (&tuples[0], la, ra, lp, rp, pr);
-  if (im->fp_spd_is_enabled &&
-      (0 == ipsec_fp_out_policy_match_n (&spd->fp_spd, 1, tuples, policies,
-                                        fp_policy_ids, 1)))
-    {
-      p = policies[0];
-      i = fp_policy_ids;
-    }
-
-  vec_foreach (i, spd->policies[IPSEC_SPD_POLICY_IP6_OUTBOUND])
-  {
-    p = pool_elt_at_index (im->policies, *i);
-    if (PREDICT_FALSE ((p->protocol != IPSEC_POLICY_PROTOCOL_ANY) &&
-                      (p->protocol != pr)))
-      continue;
-
-    if (!ip6_addr_match_range (ra, &p->raddr.start.ip6, &p->raddr.stop.ip6))
-      continue;
-
-    if (!ip6_addr_match_range (la, &p->laddr.start.ip6, &p->laddr.stop.ip6))
-      continue;
-
-    if (PREDICT_FALSE
-       ((pr != IP_PROTOCOL_TCP) && (pr != IP_PROTOCOL_UDP)
-        && (pr != IP_PROTOCOL_SCTP)))
-      return p;
-
-    if (lp < p->lport.start)
-      continue;
-
-    if (lp > p->lport.stop)
-      continue;
-
-    if (rp < p->rport.start)
-      continue;
-
-    if (rp > p->rport.stop)
-      continue;
-
-    return p;
-  }
-
-  return 0;
-}
-
 static inline uword
 ipsec_output_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
                     vlib_frame_t * from_frame, int is_ipv6)