/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2001 Daniel Hartmeier
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* $OpenBSD: pfvar.h,v 1.282 2009/01/29 15:12:28 pyr Exp $
* $FreeBSD$
*/
#ifndef _NET_PF_ALTQ_H_
#define _NET_PF_ALTQ_H_
struct cbq_opts {
u_int minburst;
u_int maxburst;
u_int pktsize;
u_int maxpktsize;
u_int ns_per_byte;
u_int maxidle;
int minidle;
u_int offtime;
int flags;
};
struct codel_opts {
u_int target;
u_int interval;
int ecn;
};
struct priq_opts {
int flags;
};
struct hfsc_opts_v0 {
/* real-time service curve */
u_int rtsc_m1; /* slope of the 1st segment in bps */
u_int rtsc_d; /* the x-projection of m1 in msec */
u_int rtsc_m2; /* slope of the 2nd segment in bps */
/* link-sharing service curve */
u_int lssc_m1;
u_int lssc_d;
u_int lssc_m2;
/* upper-limit service curve */
u_int ulsc_m1;
u_int ulsc_d;
u_int ulsc_m2;
int flags;
};
struct hfsc_opts_v1 {
/* real-time service curve */
u_int64_t rtsc_m1; /* slope of the 1st segment in bps */
u_int rtsc_d; /* the x-projection of m1 in msec */
u_int64_t rtsc_m2; /* slope of the 2nd segment in bps */
/* link-sharing service curve */
u_int64_t lssc_m1;
u_int lssc_d;
u_int64_t lssc_m2;
/* upper-limit service curve */
u_int64_t ulsc_m1;
u_int ulsc_d;
u_int64_t ulsc_m2;
int flags;
};
/*
* struct hfsc_opts doesn't have a version indicator macro or
* backwards-compat and convenience macros because both in the kernel and
* the pfctl parser, there are struct hfsc_opts instances named 'hfsc_opts'.
* It is believed that only in-tree code uses struct hfsc_opts, so
* backwards-compat macros are not necessary. The few in-tree uses can just
* be updated to the latest versioned struct tag.
*/
/*
* XXX this needs some work
*/
struct fairq_opts {
u_int nbuckets;
u_int hogs_m1;
int flags;
/* link sharing service curve */
u_int lssc_m1;
u_int lssc_d;
u_int lssc_m2;
};
/*
* struct pf_altq_v0, struct pf_altq_v1, etc. are the ioctl argument
* structures corresponding to struct pfioc_altq_v0, struct pfioc_altq_v1,
* etc.
*
*/
struct pf_altq_v0 {
char ifname[IFNAMSIZ];
/*
* This member is a holdover from when the kernel state structure
* was reused as the ioctl argument structure, and remains to
* preserve the size and layout of this struct for backwards compat.
*/
void *unused1;
TAILQ_ENTRY(pf_altq_v0) entries;
/* scheduler spec */
uint8_t scheduler; /* scheduler type */
uint16_t tbrsize; /* tokenbucket regulator size */
uint32_t ifbandwidth; /* interface bandwidth */
/* queue spec */
char qname[PF_QNAME_SIZE]; /* queue name */
char parent[PF_QNAME_SIZE]; /* parent name */
uint32_t parent_qid; /* parent queue id */
uint32_t bandwidth; /* queue bandwidth */
uint8_t priority; /* priority */
uint8_t local_flags; /* dynamic interface */
#define PFALTQ_FLAG_IF_REMOVED 0x01
uint16_t qlimit; /* queue size limit */
uint16_t flags; /* misc flags */
union {
struct cbq_opts cbq_opts;
struct codel_opts codel_opts;
struct priq_opts priq_opts;
struct hfsc_opts_v0 hfsc_opts;
struct fairq_opts fairq_opts;
} pq_u;
uint32_t qid; /* return value */
};
struct pf_altq_v1 {
char ifname[IFNAMSIZ];
TAILQ_ENTRY(pf_altq_v1) entries;
/* scheduler spec */
uint8_t scheduler; /* scheduler type */
uint32_t tbrsize; /* tokenbucket regulator size */
uint64_t ifbandwidth; /* interface bandwidth */
/* queue spec */
char qname[PF_QNAME_SIZE]; /* queue name */
char parent[PF_QNAME_SIZE]; /* parent name */
uint32_t parent_qid; /* parent queue id */
uint64_t bandwidth; /* queue bandwidth */
uint8_t priority; /* priority */
uint8_t local_flags; /* dynamic interface, see _v0 */
uint16_t qlimit; /* queue size limit */
uint16_t flags; /* misc flags */
union {
struct cbq_opts cbq_opts;
struct codel_opts codel_opts;
struct priq_opts priq_opts;
struct hfsc_opts_v1 hfsc_opts;
struct fairq_opts fairq_opts;
} pq_u;
uint32_t qid; /* return value */
};
/* Latest version of struct pf_altq_vX */
#define PF_ALTQ_VERSION 1
#ifdef _KERNEL
struct pf_kaltq {
char ifname[IFNAMSIZ];
void *altq_disc; /* discipline-specific state */
TAILQ_ENTRY(pf_kaltq) entries;
/* scheduler spec */
uint8_t scheduler; /* scheduler type */
uint32_t tbrsize; /* tokenbucket regulator size */
uint64_t ifbandwidth; /* interface bandwidth */
/* queue spec */
char qname[PF_QNAME_SIZE]; /* queue name */
char parent[PF_QNAME_SIZE]; /* parent name */
uint32_t parent_qid; /* parent queue id */
uint64_t bandwidth; /* queue bandwidth */
uint8_t priority; /* priority */
uint8_t local_flags; /* dynamic interface, see _v0 */
uint16_t qlimit; /* queue size limit */
uint16_t flags; /* misc flags */
union {
struct cbq_opts cbq_opts;
struct codel_opts codel_opts;
struct priq_opts priq_opts;
struct hfsc_opts_v1 hfsc_opts;
struct fairq_opts fairq_opts;
} pq_u;
uint32_t qid; /* return value */
};
#endif /* _KERNEL */
/*
* Compatibility and convenience macros
*/
#ifdef _KERNEL
/*
* Avoid a patch with 100+ lines of name substitution.
*/
#define pf_altq pf_kaltq
#else /* _KERNEL */
#ifdef PFIOC_USE_LATEST
/*
* Maintaining in-tree consumers of the ioctl interface is easier when that
* code can be written in terms old names that refer to the latest interface
* version as that reduces the required changes in the consumers to those
* that are functionally necessary to accommodate a new interface version.
*/
#define pf_altq __CONCAT(pf_altq_v, PF_ALTQ_VERSION)
#else /* PFIOC_USE_LATEST */
/*
* When building out-of-tree code that is written for the old interface,
* such as may exist in ports for example, resolve the old pf_altq struct
* tag to the v0 version.
*/
#define pf_altq __CONCAT(pf_altq_v, 0)
#endif /* PFIOC_USE_LATEST */
#endif /* _KERNEL */
#endif /* _NET_PF_ALTQ_H_ */