diff options
author | Neale Ranns <nranns@cisco.com> | 2016-08-25 15:29:12 +0100 |
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committer | Damjan Marion <dmarion.lists@gmail.com> | 2016-09-21 17:37:39 +0000 |
commit | 0bfe5d8c792abcdbcf27bfcc7b7b353fba04aee2 (patch) | |
tree | d600b0e2e693e766e722936744930d3bebac493c /vnet/vnet/dpo/punt_dpo.c | |
parent | 60537f3d83e83d0ce10a620ca99aad4eddf85f5e (diff) |
A Protocol Independent Hierarchical FIB (VPP-352)
Main Enhancements:
- Protocol Independent FIB API
- Hierarchical FIB entries. Dynamic recursive route resolution.
- Extranet Support.
- Integration of IP and MPLS forwarding.
- Separation of FIB and Adjacency databases.
- Data-Plane Object forwarding model.
Change-Id: I52dc815c0d0aa8b493e3cf6b978568f3cc82296c
Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'vnet/vnet/dpo/punt_dpo.c')
-rw-r--r-- | vnet/vnet/dpo/punt_dpo.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/vnet/vnet/dpo/punt_dpo.c b/vnet/vnet/dpo/punt_dpo.c new file mode 100644 index 00000000..e27a8ff3 --- /dev/null +++ b/vnet/vnet/dpo/punt_dpo.c @@ -0,0 +1,100 @@ +/* + * Copyright (c) 2016 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. + */ +/** + * @brief + * The data-path object representing puntping the packet + */ + +#include <vnet/dpo/dpo.h> + +static dpo_id_t punt_dpos[DPO_PROTO_NUM]; + +const dpo_id_t * +punt_dpo_get (dpo_proto_t proto) +{ + dpo_set(&punt_dpos[proto], DPO_PUNT, proto, 1); + + return (&punt_dpos[proto]); +} + +int +dpo_is_punt (const dpo_id_t *dpo) +{ + return (dpo->dpoi_type == DPO_PUNT); +} + +static void +punt_dpo_lock (dpo_id_t *dpo) +{ + /* + * not maintaining a lock count on the punt + * more trouble than it's worth. + * There always needs to be one around. no point it managaing its lifetime + */ +} +static void +punt_dpo_unlock (dpo_id_t *dpo) +{ +} + +static u8* +format_punt_dpo (u8 *s, va_list *ap) +{ + CLIB_UNUSED(index_t index) = va_arg(ap, index_t); + CLIB_UNUSED(u32 indent) = va_arg(ap, u32); + + return (format(s, "dpo-punt")); +} + +const static dpo_vft_t punt_vft = { + .dv_lock = punt_dpo_lock, + .dv_unlock = punt_dpo_unlock, + .dv_format = format_punt_dpo, +}; + +/** + * @brief The per-protocol VLIB graph nodes that are assigned to a punt + * object. + * + * this means that these graph nodes are ones from which a punt is the + * parent object in the DPO-graph. + */ +const static char* const punt_ip4_nodes[] = +{ + "ip4-punt", + NULL, +}; +const static char* const punt_ip6_nodes[] = +{ + "ip6-punt", + NULL, +}; +const static char* const punt_mpls_nodes[] = +{ + "mpls-punt", + NULL, +}; +const static char* const * const punt_nodes[DPO_PROTO_NUM] = +{ + [DPO_PROTO_IP4] = punt_ip4_nodes, + [DPO_PROTO_IP6] = punt_ip6_nodes, + [DPO_PROTO_MPLS] = punt_mpls_nodes, +}; + +void +punt_dpo_module_init (void) +{ + dpo_register(DPO_PUNT, &punt_vft, punt_nodes); +} |