flow-hash: Add symmetric flag for flow hashing

[vpp.git] / src / vnet / ip / ip6_forward.c

diff --git a/src/vnet/ip/ip6_forward.c b/src/vnet/ip/ip6_forward.c
index 303c4bb..5a17643 100644 (file)
--- a/src/vnet/ip/ip6_forward.c
+++ b/src/vnet/ip/ip6_forward.c
@@ -201,6 +201,7 @@ ip6_add_del_interface_address (vlib_main_t * vm,
   clib_error_t *error;
   u32 if_address_index;
   ip6_address_fib_t ip6_af, *addr_fib = 0;
+  ip6_address_t ll_addr;
 
   /* local0 interface doesn't support IP addressing */
   if (sw_if_index == 0)
@@ -209,6 +210,36 @@ ip6_add_del_interface_address (vlib_main_t * vm,
        clib_error_create ("local0 interface doesn't support IP addressing");
     }
 
+  if (ip6_address_is_link_local_unicast (address))
+    {
+      if (address_length != 128)
+       {
+         vnm->api_errno = VNET_API_ERROR_ADDRESS_LENGTH_MISMATCH;
+         return
+           clib_error_create
+           ("prefix length of link-local address must be 128");
+       }
+      if (!is_del)
+       {
+         return ip6_neighbor_set_link_local_address (vm, sw_if_index,
+                                                     address);
+       }
+      else
+       {
+         ll_addr = ip6_neighbor_get_link_local_address (sw_if_index);
+         if (ip6_address_is_equal (&ll_addr, address))
+           {
+             vnm->api_errno = VNET_API_ERROR_ADDRESS_NOT_DELETABLE;
+             return clib_error_create ("address not deletable");
+           }
+         else
+           {
+             vnm->api_errno = VNET_API_ERROR_ADDRESS_NOT_FOUND_FOR_INTERFACE;
+             return clib_error_create ("address not found");
+           }
+       }
+    }
+
   vec_validate (im->fib_index_by_sw_if_index, sw_if_index);
   vec_validate (im->mfib_index_by_sw_if_index, sw_if_index);
 
@@ -852,9 +883,9 @@ ip6_forward_next_trace (vlib_main_t * vm,
            vec_elt (im->fib_index_by_sw_if_index,
                     vnet_buffer (b0)->sw_if_index[VLIB_RX]);
 
-         clib_memcpy (t0->packet_data,
-                      vlib_buffer_get_current (b0),
-                      sizeof (t0->packet_data));
+         clib_memcpy_fast (t0->packet_data,
+                           vlib_buffer_get_current (b0),
+                           sizeof (t0->packet_data));
        }
       if (b1->flags & VLIB_BUFFER_IS_TRACED)
        {
@@ -867,9 +898,9 @@ ip6_forward_next_trace (vlib_main_t * vm,
            vec_elt (im->fib_index_by_sw_if_index,
                     vnet_buffer (b1)->sw_if_index[VLIB_RX]);
 
-         clib_memcpy (t1->packet_data,
-                      vlib_buffer_get_current (b1),
-                      sizeof (t1->packet_data));
+         clib_memcpy_fast (t1->packet_data,
+                           vlib_buffer_get_current (b1),
+                           sizeof (t1->packet_data));
        }
       from += 2;
       n_left -= 2;
@@ -896,9 +927,9 @@ ip6_forward_next_trace (vlib_main_t * vm,
            vec_elt (im->fib_index_by_sw_if_index,
                     vnet_buffer (b0)->sw_if_index[VLIB_RX]);
 
-         clib_memcpy (t0->packet_data,
-                      vlib_buffer_get_current (b0),
-                      sizeof (t0->packet_data));
+         clib_memcpy_fast (t0->packet_data,
+                           vlib_buffer_get_current (b0),
+                           sizeof (t0->packet_data));
        }
       from += 1;
       n_left -= 1;
@@ -1499,8 +1530,8 @@ ip6_probe_neighbor (vlib_main_t * vm, ip6_address_t * dst, u32 sw_if_index,
                                sw_if_index);
     }
 
-  clib_memcpy (h->link_layer_option.ethernet_address, hi->hw_address,
-              vec_len (hi->hw_address));
+  clib_memcpy_fast (h->link_layer_option.ethernet_address, hi->hw_address,
+                   vec_len (hi->hw_address));
 
   h->neighbor.icmp.checksum =
     ip6_tcp_udp_icmp_compute_checksum (vm, 0, &h->ip, &bogus_length);
@@ -2384,7 +2415,7 @@ ip6_hop_by_hop (vlib_main_t * vm,
                    ARRAY_LEN (t->option_data) ? trace_len :
                    ARRAY_LEN (t->option_data);
                  t->trace_len = trace_len;
-                 clib_memcpy (t->option_data, hbh0, trace_len);
+                 clib_memcpy_fast (t->option_data, hbh0, trace_len);
                }
              if (b1->flags & VLIB_BUFFER_IS_TRACED)
                {
@@ -2398,7 +2429,7 @@ ip6_hop_by_hop (vlib_main_t * vm,
                    ARRAY_LEN (t->option_data) ? trace_len :
                    ARRAY_LEN (t->option_data);
                  t->trace_len = trace_len;
-                 clib_memcpy (t->option_data, hbh1, trace_len);
+                 clib_memcpy_fast (t->option_data, hbh1, trace_len);
                }
 
            }
@@ -2479,7 +2510,7 @@ ip6_hop_by_hop (vlib_main_t * vm,
                ARRAY_LEN (t->option_data) ? trace_len :
                ARRAY_LEN (t->option_data);
              t->trace_len = trace_len;
-             clib_memcpy (t->option_data, hbh0, trace_len);
+             clib_memcpy_fast (t->option_data, hbh0, trace_len);
            }
 
          b0->error = error_node->errors[error0];