diff options
Diffstat (limited to 'hicn-plugin/src/strategy.h')
-rw-r--r-- | hicn-plugin/src/strategy.h | 61 |
1 files changed, 30 insertions, 31 deletions
diff --git a/hicn-plugin/src/strategy.h b/hicn-plugin/src/strategy.h index d949f38a4..135aeea7b 100644 --- a/hicn-plugin/src/strategy.h +++ b/hicn-plugin/src/strategy.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2020 Cisco and/or its affiliates. + * Copyright (c) 2021 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: @@ -17,25 +17,24 @@ #define __HICN_STRATEGY__ #include "hicn.h" -#include "hashtb.h" #include "mgmt.h" #include "faces/face.h" /** * @file strategy.h * - * A strategy is defined as a dpo and a set of function (vft) that will be called - * during the packet processing. A strategy is associated to an entry in the fib by - * assigning the corresponding dpo to the fib entry. The dpo points to a hICN dpo - * context (ctx) which contains the information needed by the strategy to compute - * the next hop. Each strategy hash its own dpo type, which means that the dpo_type - * uniquely identifies a strategy and its vft. The strategy node will use the dpo_type - * to retrieve the corresponding vft. - * Here we provide: - * - a template for the callbacks to implement in order to create a new strategy - * (hicn_fwd_strategy_t) - * - a default implementation for the strategy node which will call the strategy - * functions while processing the interest packets + * A strategy is defined as a dpo and a set of function (vft) that will be + * called during the packet processing. A strategy is associated to an entry in + * the fib by assigning the corresponding dpo to the fib entry. The dpo points + * to a hICN dpo context (ctx) which contains the information needed by the + * strategy to compute the next hop. Each strategy hash its own dpo type, which + * means that the dpo_type uniquely identifies a strategy and its vft. The + * strategy node will use the dpo_type to retrieve the corresponding vft. Here + * we provide: + * - a template for the callbacks to implement in order to create a new + * strategy (hicn_fwd_strategy_t) + * - a default implementation for the strategy node which will call the + * strategy functions while processing the interest packets */ /* Trace context struct */ @@ -45,17 +44,19 @@ typedef struct u32 sw_if_index; u8 pkt_type; dpo_type_t dpo_type; + hicn_face_id_t out_face; } hicn_strategy_trace_t; typedef struct hicn_strategy_vft_s { void (*hicn_receive_data) (index_t dpo_idx, int nh_idx); void (*hicn_on_interest_timeout) (index_t dpo_idx); - void (*hicn_add_interest) (index_t dpo_idx, hicn_hash_entry_t * pit_entry); - u32 (*hicn_select_next_hop) (index_t dpo_idx, int *nh_idx, - hicn_face_id_t* outface); + void (*hicn_add_interest) (index_t dpo_idx); + int (*hicn_send_after_aggregation) (index_t dpo_idx, hicn_face_id_t in_face); + u32 (*hicn_select_next_hop) (index_t dpo_idx, hicn_face_id_t in_face, + hicn_face_id_t *outfaces, u16 *len); u8 *(*hicn_format_strategy_trace) (u8 *, hicn_strategy_trace_t *); - u8 *(*hicn_format_strategy) (u8 * s, va_list * ap); + u8 *(*hicn_format_strategy) (u8 *s, va_list *ap); /**< Format an hICN dpo*/ } hicn_strategy_vft_t; @@ -69,25 +70,23 @@ typedef enum HICN_STRATEGY_N_NEXT, } hicn_strategy_next_t; -const static char *const hicn_ip6_nodes[] = -{ - "hicn6-iface-input", // this is the name you give your node in VLIB_REGISTER_NODE - NULL, +const static char *const hicn_ip6_nodes[] = { + "hicn6-iface-input", // this is the name you give your node in + // VLIB_REGISTER_NODE + NULL, }; -const static char *const hicn_ip4_nodes[] = -{ - "hicn4-iface-input", // this is the name you give your node in VLIB_REGISTER_NODE - NULL, +const static char *const hicn_ip4_nodes[] = { + "hicn4-iface-input", // this is the name you give your node in + // VLIB_REGISTER_NODE + NULL, }; -const static char *const *const hicn_nodes_strategy[DPO_PROTO_NUM] = -{ - [DPO_PROTO_IP6] = hicn_ip6_nodes, - [DPO_PROTO_IP4] = hicn_ip4_nodes, +const static char *const *const hicn_nodes_strategy[DPO_PROTO_NUM] = { + [DPO_PROTO_IP6] = hicn_ip6_nodes, + [DPO_PROTO_IP4] = hicn_ip4_nodes, }; - extern vlib_node_registration_t hicn_strategy_node; #endif /* //__HICN_STRATEGY__ */ |