From 2c7cac91ed6e7db0f6937923d2b57f97dbdbc337 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:53:30 +0200 Subject: Adding upstream version 8.4.4. Signed-off-by: Daniel Baumann --- lib/spf_backoff.h | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 lib/spf_backoff.h (limited to 'lib/spf_backoff.h') diff --git a/lib/spf_backoff.h b/lib/spf_backoff.h new file mode 100644 index 0000000..2617195 --- /dev/null +++ b/lib/spf_backoff.h @@ -0,0 +1,69 @@ +/* + * This is an implementation of the IETF SPF delay algorithm + * as explained in draft-ietf-rtgwg-backoff-algo-04 + * + * Created: 25-01-2017 by S. Litkowski + * + * Copyright (C) 2017 Orange Labs http://www.orange.com/ + * Copyright (C) 2017 by Christian Franke, Open Source Routing / NetDEF Inc. + * + * This file is part of FRRouting (FRR) + * + * FRR is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * FRR is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; see the file COPYING; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#ifndef _ZEBRA_SPF_BACKOFF_H +#define _ZEBRA_SPF_BACKOFF_H + +#ifdef __cplusplus +extern "C" { +#endif + +struct spf_backoff; +struct thread_master; +struct vty; + +struct spf_backoff *spf_backoff_new(struct thread_master *m, const char *name, + long init_delay, long short_delay, + long long_delay, long holddown, + long timetolearn); + +void spf_backoff_free(struct spf_backoff *backoff); + +/* Called whenever an IGP event is received, returns how many + * milliseconds routing table computation should be delayed */ +long spf_backoff_schedule(struct spf_backoff *backoff); + +/* Shows status of SPF backoff instance */ +void spf_backoff_show(struct spf_backoff *backoff, struct vty *vty, + const char *prefix); + +/* Writes out global SPF backoff debug config */ +int spf_backoff_write_config(struct vty *vty); + +/* Registers global SPF backoff debug commands */ +void spf_backoff_cmd_init(void); + +/* Accessor functions for SPF backoff parameters */ +long spf_backoff_init_delay(struct spf_backoff *backoff); +long spf_backoff_short_delay(struct spf_backoff *backoff); +long spf_backoff_long_delay(struct spf_backoff *backoff); +long spf_backoff_holddown(struct spf_backoff *backoff); +long spf_backoff_timetolearn(struct spf_backoff *backoff); + +#ifdef __cplusplus +} +#endif + +#endif -- cgit v1.2.3