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Diffstat (limited to 'cicn-plugin/cicn/cicn_face.h')
| -rw-r--r-- | cicn-plugin/cicn/cicn_face.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/cicn-plugin/cicn/cicn_face.h b/cicn-plugin/cicn/cicn_face.h new file mode 100644 index 00000000..b8687951 --- /dev/null +++ b/cicn-plugin/cicn/cicn_face.h @@ -0,0 +1,122 @@ +/* + * Copyright (c) 2017 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. + */ +/* + * Internal API to ICN face table + */ +#ifndef _CICN_FACE_H_ +#define _CICN_FACE_H_ + +#if !CICN_VPP_PLUGIN +#error "cicn-internal file included externally" +#endif + +#include <vlibsocket/api.h> + +#include "cicn_hello.h" + +typedef struct cicn_face_stats_s +{ + CLIB_CACHE_LINE_ALIGN_MARK (cacheline0); + uint64_t orig_interests; + uint64_t orig_datas; + uint64_t orig_naks; + uint64_t term_interests; + uint64_t term_datas; + uint64_t term_naks; + uint64_t in_interests; + uint64_t in_datas; + uint64_t in_naks; + uint64_t out_interests; + uint64_t out_datas; + uint64_t out_naks; +} cicn_face_stats_t; + +/* + * Cache info about 'faces' so we can glue together the cicn + * and vpp views of the world + */ +struct cicn_face_db_entry_s +{ + u32 flags; + int faceid; /* Our internal id */ + int swif; /* VPP sw if index */ + int swif_dev_class_index; + int swif_is_dpdk_driver; + int swif_cloning_supported; + int app_face; + struct sockaddr_in src_addr; + struct sockaddr_in dest_addr; + u8 fe_ha_name_cmn[CICN_HELLO_NAME_CMN_FLEN]; + uint32_t fe_fib_nh_cnt; /* Refcount of dependent FIB entries */ + cicn_hello_fcd_t fe_ha_fcd_loc; + cicn_hello_fcd_t fe_ha_fcd_nbr; +}; + +/* Face cache flags */ +#define CICN_FACE_FLAG_ADMIN_DOWN 0x02 +#define CICN_FACE_FLAG_HELLO_DOWN 0x04 +#define CICN_FACE_FLAG_DELETED 0x08 + +#define CICN_FACE_FLAGS_DEFAULT 0x00 +#define CICN_FACE_FLAGS_DOWN_HARD \ + (CICN_FACE_FLAG_ADMIN_DOWN | CICN_FACE_FLAG_DELETED) +#define CICN_FACE_FLAGS_DOWN \ + (CICN_FACE_FLAGS_DOWN_HARD | CICN_FACE_FLAG_HELLO_DOWN) + +/* + * Cache info about 'faces' so we can glue together the cicn + * and vpp views of the world + */ + +/* TODO -- use vpp pool instead? */ +typedef struct cicn_face_db_s +{ + int entry_count; + cicn_face_db_entry_t entries[CICN_PARAM_FACES_MAX]; +} cicn_face_db_t; + +extern cicn_face_db_t cicn_face_db; + +/* Create face, typically while handling cli input. Returns zero + * and mails back the faceid on success. + */ +int cicn_face_add (uint32_t src_addr, uint16_t src_port, + uint32_t dest_addr, uint16_t dest_port, + int app_face, int swif, int *faceid_p, + cicn_rd_t * cicn_rd); + +/* update (set or clear) supplied flags in face table entry */ +void +cicn_face_flags_update (cicn_face_db_entry_t * face, int set, u32 uflags); +/* update refcount for add/delete of fib entry nh pointing to face */ +int cicn_face_fib_nh_cnt_update (int faceid, int add); + +/* Find a face entry by face id. Return AOK and mail back face on success */ +int cicn_face_entry_find_by_id (int id, cicn_face_db_entry_t ** pface); + +/* Find a face cache entry by address, from a packet e.g. */ +int cicn_face_entry_find_by_addr (const struct sockaddr_in *src, + const struct sockaddr_in *dest, + cicn_face_db_entry_t ** pface); +/* Find face cache index (e.g. for distributed face statistics) */ +int cicn_face_db_index (const cicn_face_db_entry_t * face); +/* Aggregate stats for one face across all cpus */ +int cicn_face_stats_aggregate (const cicn_face_db_entry_t * face, + cicn_face_stats_t * face_stats); + +/* CLI show output for faces. if 'faceid' >= 0, just show a single face */ +int cicn_face_show (int faceid, int detail_p, int internal_p); + +#endif // _CICN_FACE_H_ |