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/*
* Copyright (c) 2017-2020 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <vnet/ip/ip6_packet.h>
#include <vlib/vlib.h>
#include <vnet/vnet.h>
#include "face_cons.h"
#include "address_mgr.h"
#include "../../infra.h"
int
hicn_face_cons_add (ip4_address_t * nh_addr4, ip6_address_t * nh_addr6,
u32 swif, hicn_face_id_t * faceid1,
hicn_face_id_t * faceid2)
{
/* Create the corresponding appif if */
/* Retrieve a valid local ip address to assign to the appif */
/* Set the ip address and create the face in the face db */
vlib_main_t *vm = vlib_get_main ();
vnet_main_t *vnm = vnet_get_main ();
hicn_main_t *hm = &hicn_main;
ip46_address_t if_ip;
ip46_address_reset (&if_ip);
nh_addr4->as_u32 = 0;
nh_addr6->as_u64[0] = 0;
nh_addr6->as_u64[1] = 0;
u32 if_flags = 0;
if (!hm->is_enabled)
{
return HICN_ERROR_FWD_NOT_ENABLED;
}
if_flags |= VNET_SW_INTERFACE_FLAG_ADMIN_UP;
vnet_sw_interface_set_flags (vnm, swif, if_flags);
get_two_ip4_addresses (&(if_ip.ip4), nh_addr4);
ip4_add_del_interface_address (vm,
swif,
&(if_ip.ip4),
ADDR_MGR_IP4_CONS_LEN, 0 /* is_del */ );
ip46_address_t nh_addr = to_ip46 (0, (u8 *) nh_addr4);
index_t adj_index = adj_nbr_find(FIB_PROTOCOL_IP4, VNET_LINK_IP4, &nh_addr, swif);
hicn_iface_add (&nh_addr, swif, faceid1, DPO_PROTO_IP4, adj_index);
hicn_face_t *face = hicn_dpoi_get_from_idx (*faceid1);
face->flags |= HICN_FACE_FLAGS_APPFACE_CONS;
get_two_ip6_addresses (&(if_ip.ip6), nh_addr6);
ip6_add_del_interface_address (vm,
swif,
&(if_ip.ip6),
ADDR_MGR_IP6_CONS_LEN, 0 /* is_del */ );
adj_index = adj_nbr_find(FIB_PROTOCOL_IP6, VNET_LINK_IP6, &nh_addr, swif);
hicn_iface_add ((ip46_address_t *) nh_addr6, swif, faceid2, DPO_PROTO_IP6, adj_index);
face = hicn_dpoi_get_from_idx (*faceid2);
face->flags |= HICN_FACE_FLAGS_APPFACE_CONS;
return HICN_ERROR_NONE;
}
int
hicn_face_cons_del (hicn_face_id_t face_id)
{
if (!hicn_dpoi_idx_is_valid (face_id))
return HICN_ERROR_APPFACE_NOT_FOUND;
hicn_face_t *face = hicn_dpoi_get_from_idx (face_id);
if (face->flags & HICN_FACE_FLAGS_APPFACE_CONS)
{
return hicn_face_del (face_id);
}
else
{
return HICN_ERROR_APPFACE_NOT_FOUND;
}
}
u8 *
format_hicn_face_cons (u8 * s, va_list * args)
{
CLIB_UNUSED (index_t index) = va_arg (*args, index_t);
CLIB_UNUSED (u32 indent) = va_arg (*args, u32);
s = format (s, " (consumer face)");
return s;
}
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables: eval: (c-set-style "gnu") End:
*/
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