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/*
* Ouroboros - Copyright (C) 2016 - 2021
*
* Dummy Congestion Avoidance
*
* Dimitri Staessens <dimitri@ouroboros.rocks>
* Sander Vrijders <sander@ouroboros.rocks>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., http://www.fsf.org/about/contact/.
*/
#include "nop.h"
#include <string.h>
struct ca_ops nop_ca_ops = {
.ctx_create = nop_ctx_create,
.ctx_destroy = nop_ctx_destroy,
.ctx_update_snd = nop_ctx_update_snd,
.ctx_update_rcv = nop_ctx_update_rcv,
.ctx_update_ece = nop_ctx_update_ece,
.wnd_wait = nop_wnd_wait,
.calc_ecn = nop_calc_ecn,
.print_stats = NULL
};
void * nop_ctx_create(void)
{
return (void *) 1;
}
void nop_ctx_destroy(void * ctx)
{
(void) ctx;
}
ca_wnd_t nop_ctx_update_snd(void * ctx,
size_t len)
{
ca_wnd_t wnd;
(void) ctx;
(void) len;
memset(&wnd, 0, sizeof(wnd));
return wnd;
}
void nop_wnd_wait(ca_wnd_t wnd)
{
(void) wnd;
}
bool nop_ctx_update_rcv(void * ctx,
size_t len,
uint8_t ecn,
uint16_t * ece)
{
(void) ctx;
(void) len;
(void) ecn;
(void) ece;
return false;
}
void nop_ctx_update_ece(void * ctx,
uint16_t ece)
{
(void) ctx;
(void) ece;
}
int nop_calc_ecn(int fd,
uint8_t * ecn,
qoscube_t qc,
size_t len)
{
(void) fd;
(void) len;
(void) ecn;
(void) qc;
return 0;
}
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