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/*
* Retransmits, for libreswan
*
* Copyright (C) 2017 Andrew Cagney
*
* This program 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 of the License, or (at your
* option) any later version. See <https://www.gnu.org/licenses/gpl2.txt>.
*
* This program 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.
*/
#ifndef RETRANSMIT_H
#define RETRANSMIT_H
/*
* Treat as opaque!
*/
typedef struct {
deltatime_t delay;
deltatime_t timeout;
monotime_t start;
deltatime_t delays;
unsigned long nr_retransmits;
unsigned long nr_duplicate_replies;
unsigned long limit;
so_serial_t who_for;
} retransmit_t;
unsigned long retransmit_count(struct state *st);
bool count_duplicate(struct state *st, unsigned long limit);
void start_retransmits(struct state *st);
void clear_retransmits(struct state *st);
void suppress_retransmits(struct state *st);
enum retransmit_status {
RETRANSMITS_TIMED_OUT = 1,
DELETE_ON_RETRANSMIT,
RETRANSMIT_NO,
RETRANSMIT_YES,
};
enum retransmit_status retransmit(struct state *st);
size_t lswlog_retransmit_prefix(struct jambuf *buf, struct state *st);
#endif
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