diff options
Diffstat (limited to 'hicn-plugin/src/strategies/strategy_rr.c')
-rw-r--r-- | hicn-plugin/src/strategies/strategy_rr.c | 56 |
1 files changed, 30 insertions, 26 deletions
diff --git a/hicn-plugin/src/strategies/strategy_rr.c b/hicn-plugin/src/strategies/strategy_rr.c index 4c65ce52a..af3cb320a 100644 --- a/hicn-plugin/src/strategies/strategy_rr.c +++ b/hicn-plugin/src/strategies/strategy_rr.c @@ -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: @@ -17,19 +17,18 @@ #include "../strategy.h" #include "../strategy_dpo_ctx.h" #include "../faces/face.h" -#include "../hashtb.h" #include "../strategy_dpo_manager.h" /* Simple strategy that chooses the next hop with the maximum weight */ /* It does not require to exend the hicn_dpo */ void hicn_receive_data_rr (index_t dpo_idx, int nh_idx); -void hicn_add_interest_rr (index_t dpo_idx, hicn_hash_entry_t * pit_entry); +void hicn_add_interest_rr (index_t dpo_idx); +int hicn_send_after_aggregation_rr (index_t dpo_idx, hicn_face_id_t in_face); void hicn_on_interest_timeout_rr (index_t dpo_idx); -u32 hicn_select_next_hop_rr (index_t dpo_idx, int *nh_idx, - hicn_face_id_t* outface); -u8 *hicn_strategy_format_trace_rr (u8 * s, hicn_strategy_trace_t * t); -u8 *hicn_strategy_format_rr (u8 * s, va_list * ap); - +u32 hicn_select_next_hop_rr (index_t dpo_idx, hicn_face_id_t in_face, + hicn_face_id_t *outfaces, u16 *len); +u8 *hicn_strategy_format_trace_rr (u8 *s, hicn_strategy_trace_t *t); +u8 *hicn_strategy_format_rr (u8 *s, va_list *ap); static hicn_strategy_vft_t hicn_strategy_rr_vft = { .hicn_receive_data = &hicn_receive_data_rr, @@ -49,20 +48,25 @@ hicn_rr_strategy_get_vft (void) return &hicn_strategy_rr_vft; } -/* DPO should be give in input as it containes all the information to calculate the next hops*/ +/* DPO should be give in input as it containes all the information to calculate + * the next hops*/ u32 -hicn_select_next_hop_rr (index_t dpo_idx, int *nh_idx, hicn_face_id_t* outface) +hicn_select_next_hop_rr (index_t dpo_idx, hicn_face_id_t in_face, + hicn_face_id_t *outfaces, u16 *len) { hicn_dpo_ctx_t *dpo_ctx = hicn_strategy_dpo_ctx_get (dpo_idx); if (dpo_ctx == NULL) - return HICN_ERROR_STRATEGY_NOT_FOUND; + { + *len = 0; + return HICN_ERROR_STRATEGY_NOT_FOUND; + } hicn_strategy_rr_ctx_t *hicn_strategy_rr_ctx = (hicn_strategy_rr_ctx_t *) dpo_ctx->data; - *outface = - dpo_ctx->next_hops[hicn_strategy_rr_ctx->current_nhop]; + outfaces[0] = dpo_ctx->next_hops[hicn_strategy_rr_ctx->current_nhop]; + *len = 1; hicn_strategy_rr_ctx->current_nhop = (hicn_strategy_rr_ctx->current_nhop + 1) % dpo_ctx->entry_count; @@ -71,13 +75,14 @@ hicn_select_next_hop_rr (index_t dpo_idx, int *nh_idx, hicn_face_id_t* outface) } void -hicn_add_interest_rr (index_t dpo_ctx_idx, hicn_hash_entry_t * hash_entry) +hicn_add_interest_rr (index_t dpo_ctx_idx) { - hash_entry->dpo_ctx_id = dpo_ctx_idx; - dpo_id_t hicn_dpo_id = - { hicn_dpo_strategy_rr_get_type (), 0, 0, dpo_ctx_idx }; - hicn_strategy_dpo_ctx_lock (&hicn_dpo_id); - hash_entry->vft_id = hicn_dpo_get_vft_id (&hicn_dpo_id); +} + +int +hicn_send_after_aggregation_rr (index_t dpo_idx, hicn_face_id_t in_face) +{ + return false; } void @@ -91,10 +96,9 @@ hicn_receive_data_rr (index_t dpo_idx, int nh_idx) { } - /* packet trace format function */ u8 * -hicn_strategy_format_trace_rr (u8 * s, hicn_strategy_trace_t * t) +hicn_strategy_format_trace_rr (u8 *s, hicn_strategy_trace_t *t) { s = format (s, "Strategy_rr: pkt: %d, sw_if_index %d, next index %d", (int) t->pkt_type, t->sw_if_index, t->next_index); @@ -102,14 +106,14 @@ hicn_strategy_format_trace_rr (u8 * s, hicn_strategy_trace_t * t) } u8 * -hicn_strategy_format_rr (u8 * s, va_list * ap) +hicn_strategy_format_rr (u8 *s, va_list *ap) { u32 indent = va_arg (*ap, u32); - s = - format (s, - "Round Robin: next hop is chosen ciclying between all the available next hops, one after the other.\n", - indent); + s = format (s, + "Round Robin: next hop is chosen ciclying between all the " + "available next hops, one after the other.\n", + indent); return (s); } |