52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
/* $OpenBSD: fq_codel.h,v 1.4 2020/06/18 23:29:59 dlg Exp $ */
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/*
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* Copyright (c) 2017 Mike Belopuhov
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _NET_FQ_CODEL_H_
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#define _NET_FQ_CODEL_H_
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/* compatible with hfsc_pktcntr */
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struct fqcodel_pktcntr {
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uint64_t packets;
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uint64_t bytes;
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};
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struct fqcodel_stats {
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struct fqcodel_pktcntr xmit_cnt;
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struct fqcodel_pktcntr drop_cnt;
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uint32_t qlength;
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uint32_t qlimit;
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uint32_t flows;
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uint32_t _unused; /* padding */
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uint32_t target;
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uint32_t interval;
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/* the values below are used to calculate standard deviation */
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uint64_t delaysum; /* sum of delays, us */
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uint64_t delaysumsq;/* sum of squared delays, us */
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};
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#ifdef _KERNEL
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extern const struct ifq_ops * const ifq_fqcodel_ops;
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extern const struct pfq_ops * const pfq_fqcodel_ops;
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#endif /* _KERNEL */
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#endif /* _NET_FQ_CODEL_H_ */
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