ip_lookup_main_t *lm = &im->lookup_main;
ip_interface_prefix_t *if_prefix;
+ /* *INDENT-OFF* */
ip_interface_prefix_key_t key = {
.prefix = {
- .fp_len = address_length,
- .fp_proto = FIB_PROTOCOL_IP6,
- .fp_addr.ip6 = {
- .as_u64 = {
- address->as_u64[0] &
- im->fib_masks[address_length].
- as_u64[0],
- address->
- as_u64[1] &
- im->fib_masks[address_length].
- as_u64[1],
- },
- },
- },
+ .fp_len = address_length,
+ .fp_proto = FIB_PROTOCOL_IP6,
+ .fp_addr.ip6 = {
+ .as_u64 = {
+ address->as_u64[0] & im->fib_masks[address_length].as_u64[0],
+ address->as_u64[1] & im->fib_masks[address_length].as_u64[1],
+ },
+ },
+ },
.sw_if_index = sw_if_index,
};
+ /* *INDENT-ON* */
/* If prefix already set on interface, just increment ref count & return */
if_prefix = ip_get_interface_prefix (lm, &key);
ip_lookup_main_t *lm = &im->lookup_main;
ip_interface_prefix_t *if_prefix;
+ /* *INDENT-OFF* */
ip_interface_prefix_key_t key = {
.prefix = {
- .fp_len = address_length,
- .fp_proto = FIB_PROTOCOL_IP6,
- .fp_addr.ip6 = {
- .as_u64 = {
- address->as_u64[0] &
- im->fib_masks[address_length].
- as_u64[0],
- address->
- as_u64[1] &
- im->fib_masks[address_length].
- as_u64[1],
- },
- },
- },
+ .fp_len = address_length,
+ .fp_proto = FIB_PROTOCOL_IP6,
+ .fp_addr.ip6 = {
+ .as_u64 = {
+ address->as_u64[0] & im->fib_masks[address_length].as_u64[0],
+ address->as_u64[1] & im->fib_masks[address_length].as_u64[1],
+ },
+ },
+ },
.sw_if_index = sw_if_index,
};
+ /* *INDENT-ON* */
if_prefix = ip_get_interface_prefix (lm, &key);
if (!if_prefix)
if (if_prefix->ref_count > 0)
return;
- /* length <= 30, delete glean route */
+ /* length <= 128, delete glean route */
if (address_length <= 128)
{
/* remove glean route for prefix */
fib_table_entry_delete (fib_index, &key.prefix, FIB_SOURCE_INTERFACE);
-
}
mhash_unset (&lm->prefix_to_if_prefix_index, &key, 0 /* old_value */ );
ip6_sw_interface_enable_disable (sw_if_index, !is_del);
- if (is_del)
- ip6_del_interface_routes (sw_if_index,
- im, ip6_af.fib_index, address, address_length);
- else
- ip6_add_interface_routes (vnm, sw_if_index,
- im, ip6_af.fib_index,
- pool_elt_at_index (lm->if_address_pool,
- if_address_index));
-
+ /* intf addr routes are added/deleted on admin up/down */
+ if (vnet_sw_interface_is_admin_up (vnm, sw_if_index))
+ {
+ if (is_del)
+ ip6_del_interface_routes (sw_if_index,
+ im, ip6_af.fib_index, address,
+ address_length);
+ else
+ ip6_add_interface_routes (vnm, sw_if_index,
+ im, ip6_af.fib_index,
+ pool_elt_at_index (lm->if_address_pool,
+ if_address_index));
+ }
{
ip6_add_del_interface_address_callback_t *cb;
vec_foreach (cb, im->add_del_interface_address_callbacks)
s = format (s, "\n%U%U",
format_white_space, indent,
format_ip_adjacency_packet_data,
- t->adj_index, t->packet_data, sizeof (t->packet_data));
+ t->packet_data, sizeof (t->packet_data));
return s;
}
ip6_header_t * ip0, int *bogus_lengthp)
{
ip_csum_t sum0;
- u16 sum16, payload_length_host_byte_order;
- u32 i, n_this_buffer, n_bytes_left;
+ u16 payload_length_host_byte_order;
+ u32 i;
u32 headers_size = sizeof (ip0[0]);
u8 *data_this_buffer;
- u8 length_odd;
ASSERT (bogus_lengthp);
*bogus_lengthp = 0;
for (i = 0; i < ARRAY_LEN (ip0->src_address.as_uword); i++)
{
- sum0 = ip_csum_with_carry (sum0,
- clib_mem_unaligned (&ip0->
- src_address.as_uword[i],
- uword));
- sum0 =
- ip_csum_with_carry (sum0,
- clib_mem_unaligned (&ip0->dst_address.as_uword[i],
- uword));
+ sum0 = ip_csum_with_carry
+ (sum0, clib_mem_unaligned (&ip0->src_address.as_uword[i], uword));
+ sum0 = ip_csum_with_carry
+ (sum0, clib_mem_unaligned (&ip0->dst_address.as_uword[i], uword));
}
/* some icmp packets may come with a "router alert" hop-by-hop extension header (e.g., mldv2 packets)
headers_size += skip_bytes;
}
- n_bytes_left = n_this_buffer = payload_length_host_byte_order;
-
if (p0)
- {
- u32 n_ip_bytes_this_buffer =
- p0->current_length - (((u8 *) ip0 - p0->data) - p0->current_data);
- if (n_this_buffer + headers_size > n_ip_bytes_this_buffer)
- {
- n_this_buffer = p0->current_length > headers_size ?
- n_ip_bytes_this_buffer - headers_size : 0;
- }
- }
-
- while (1)
- {
- sum0 = ip_incremental_checksum (sum0, data_this_buffer, n_this_buffer);
- n_bytes_left -= n_this_buffer;
- if (n_bytes_left == 0)
- break;
-
- ASSERT (p0->flags & VLIB_BUFFER_NEXT_PRESENT);
- if (!(p0->flags & VLIB_BUFFER_NEXT_PRESENT))
- {
- *bogus_lengthp = 1;
- return 0xfefe;
- }
-
- length_odd = (n_this_buffer & 1);
-
- p0 = vlib_get_buffer (vm, p0->next_buffer);
- data_this_buffer = vlib_buffer_get_current (p0);
- n_this_buffer = clib_min (p0->current_length, n_bytes_left);
-
- if (PREDICT_FALSE (length_odd))
- {
- /* Prepend a 0 or the resulting checksum will be incorrect. */
- data_this_buffer--;
- n_this_buffer++;
- n_bytes_left++;
- data_this_buffer[0] = 0;
- }
- }
-
- sum16 = ~ip_csum_fold (sum0);
-
- return sum16;
+ return ip_calculate_l4_checksum (vm, p0, sum0,
+ payload_length_host_byte_order,
+ (u8 *) ip0, headers_size, NULL);
+ else
+ return ip_calculate_l4_checksum (vm, 0, sum0,
+ payload_length_host_byte_order, NULL, 0,
+ data_this_buffer);
}
u32
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