255 lines
9.0 KiB
C
255 lines
9.0 KiB
C
/* $NetBSD: altq_qop.h,v 1.3 2002/03/05 04:11:53 itojun Exp $ */
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/* $KAME: altq_qop.h,v 1.5 2002/02/12 10:14:01 kjc Exp $ */
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/*
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* Copyright (C) 1999-2000
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* Sony Computer Science Laboratories, Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY SONY CSL AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL SONY CSL OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _ALTQ_QOP_H_
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#define _ALTQ_QOP_H_
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#include <sys/queue.h>
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#include <altq/altq.h>
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#include <altq/altq_red.h>
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struct ifinfo;
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struct classinfo;
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struct fltrinfo;
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/* queueing discipline specific command parsers */
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struct qdisc_parser {
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char *qname;
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int (*interface_parser)(const char *ifname, int argc, char **argv);
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int (*class_parser)(const char *ifname, const char *clname,
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const char *parent, int argc, char **argv);
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};
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/* queueing discipline specific operations */
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struct qdisc_ops {
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int qdisc_type; /* discipline type (e.g., ALTQT_CBQ) */
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char *qname; /* discipline name (e.g., cbq) */
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/* interface operations */
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int (*attach)(struct ifinfo *);
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int (*detach)(struct ifinfo *);
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int (*clear)(struct ifinfo *);
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int (*enable)(struct ifinfo *);
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int (*disable)(struct ifinfo *);
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/* class operations (optional) */
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int (*add_class)(struct classinfo *);
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int (*modify_class)(struct classinfo *, void *);
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int (*delete_class)(struct classinfo *);
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/* filter operations (optional) */
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int (*add_filter)(struct fltrinfo *);
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int (*delete_filter)(struct fltrinfo *);
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};
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/*
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* interface info
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*/
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struct ifinfo {
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LIST_ENTRY(ifinfo) next; /* next entry on iflist */
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char *ifname; /* interface name */
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u_int bandwidth; /* bandwidth in bps */
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u_int ifmtu; /* mtu of the interface */
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u_int ifindex; /* interface index */
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int enabled; /* hfsc on/off state */
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LIST_HEAD(, classinfo) cllist; /* class list */
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LIST_HEAD(, fltrinfo) fltr_rules; /* filter rule list */
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struct classinfo *resv_class; /* special class for rsvp */
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/* discipline info */
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struct qdisc_ops *qdisc; /* qdisc system interface */
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void *private; /* discipline specific data */
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int (*enable_hook)(struct ifinfo *);
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int (*delete_hook)(struct ifinfo *);
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};
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/*
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* class info
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*/
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struct classinfo {
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LIST_ENTRY(classinfo) next; /* next entry on cllist
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of ifinfo */
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u_long handle; /* class handle */
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char *clname; /* class name */
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struct ifinfo *ifinfo; /* back pointer to ifinfo */
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struct classinfo *parent; /* parent class */
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struct classinfo *sibling; /* sibling class */
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struct classinfo *child; /* child class */
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LIST_HEAD(, fltrinfo) fltrlist; /* filters for this class */
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void *private; /* discipline specific data */
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int (*delete_hook)(struct classinfo *);
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};
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/*
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* filter info
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*/
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struct fltrinfo {
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LIST_ENTRY(fltrinfo) next; /* next entry on fltrlist
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of classinfo */
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LIST_ENTRY(fltrinfo) nextrule; /* next entry on fltr_rules
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of ifinfo */
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u_long handle; /* filter handle */
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char *flname; /* filter name, if specified */
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struct flow_filter fltr; /* filter value */
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struct classinfo *clinfo; /* back pointer to classinfo */
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/* for consistency check */
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int line_no; /* config file line number */
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int dontwarn; /* supress warning msg */
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};
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int do_command(FILE *infp);
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int qcmd_enable(const char *ifname);
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int qcmd_disable(const char *ifname);
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int qcmd_delete_if(const char *ifname);
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int qcmd_clear_hierarchy(const char *ifname);
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int qcmd_enableall(void);
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int qcmd_disableall(void);
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int qcmd_config(void);
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int qcmd_init(void);
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int qcmd_clear(const char *ifname);
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int qcmd_destroyall(void);
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int qcmd_restart(void);
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int qcmd_delete_class(const char *ifname, const char *clname);
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int qcmd_add_filter(const char *ifname, const char *clname, const char *flname,
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const struct flow_filter *fltr);
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int qcmd_delete_filter(const char *ifname, const char *clname,
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const char *flname);
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int qcmd_tbr_register(const char *ifname, u_int rate, u_int size);
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int qop_enable(struct ifinfo *ifinfo);
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int qop_disable(struct ifinfo *ifinfo);
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int qop_delete_if(struct ifinfo *ifinfo);
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int qop_clear(struct ifinfo *ifinfo);
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int qop_add_if(struct ifinfo **rp, const char *ifname, u_int bandwidth,
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struct qdisc_ops *qdisc_ops, void *if_private);
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int qop_delete_if(struct ifinfo *ifinfo);
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int qop_add_class(struct classinfo **rp, const char *clname,
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struct ifinfo *ifinfo, struct classinfo *parent,
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void *class_private);
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int qop_modify_class(struct classinfo *clinfo, void *arg);
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int qop_delete_class(struct classinfo *clinfo);
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int qop_add_filter(struct fltrinfo **rp,
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struct classinfo *clinfo,
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const char *flname,
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const struct flow_filter *fltr,
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struct fltrinfo **conflict);
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int qop_delete_filter(struct fltrinfo *fltr);
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int is_q_enabled(const char *ifname);
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struct ifinfo *ifname2ifinfo(const char *ifname);
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struct ifinfo *input_ifname2ifinfo(const char *ifname);
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struct classinfo *clname2clinfo(const struct ifinfo *ifinfo,
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const char *clname);
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struct classinfo * clhandle2clinfo(struct ifinfo *ifinfo, u_long handle);
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struct fltrinfo *flname2flinfo(const struct classinfo *clinfo,
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const char *flname);
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struct fltrinfo *flhandle2fltrinfo(struct ifinfo *ifinfo, u_long handle);
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void print_filter(const struct flow_filter *filt);
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const char *qoperror(int qoperrno);
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u_int get_ifindex(const char *ifname);
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struct classinfo *get_rootclass(struct ifinfo *ifinfo);
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struct classinfo *get_nextclass(struct classinfo *clinfo);
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u_long atobps(const char *s);
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u_long atobytes(const char *s);
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int qop_red_set_defaults(int th_min, int th_max, int inv_pmax);
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int qop_rio_set_defaults(struct redparams *params);
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int open_module(const char *devname, int flags);
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int client_input(FILE *fp);
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/* misc system errors */
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#define QOPERR_OK 0 /* no error */
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#define QOPERR_SYSCALL 1 /* syscall err; see errno */
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#define QOPERR_NOMEM 2 /* not enough memory */
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#define QOPERR_INVAL 3 /* invalid parameter */
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#define QOPERR_RANGE 4 /* out of range */
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#define QOPERR_BADIF 5 /* bad interface name */
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#define QOPERR_BADCLASS 6 /* bad class name */
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#define QOPERR_BADFILTER 7 /* bad filter name */
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/* class errors */
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#define QOPERR_CLASS 8 /* class failure */
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#define QOPERR_CLASS_INVAL 9 /* bad class value */
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#define QOPERR_CLASS_PERM 10 /* class operation not permitted */
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/* filter errors */
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#define QOPERR_FILTER 11 /* filter failure */
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#define QOPERR_FILTER_INVAL 12 /* bad filter value */
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#define QOPERR_FILTER_SHADOW 13 /* shadows an existing filter */
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/* addmission errors */
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#define QOPERR_ADMISSION 14 /* admission control failure */
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#define QOPERR_ADMISSION_NOBW 15 /* insufficient bandwidth */
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#define QOPERR_ADMISSION_DELAY 16 /* cannot meet delay bound req */
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#define QOPERR_ADMISSION_NOSVC 17 /* no service available */
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/* policy errors */
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#define QOPERR_POLICY 18 /* policy control failure */
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#define QOPERR_MAX 18
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extern int filter_dontwarn;/* supress warning for the current filter */
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extern char *altqconfigfile; /* config file name */
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extern const char *qop_errlist[]; /* error string list */
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extern struct qdisc_ops nop_qdisc;
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extern char *cur_ifname(void);
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extern struct qdisc_parser qdisc_parser[];
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extern int Debug_mode;
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#ifndef RSVPD
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/* rename LOG() to log_write() */
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#define LOG log_write
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void log_write(int, int, const char *, ...);
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/* stuff defined in rsvp headers */
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#define IsDebug(type) (l_debug >= LOG_DEBUG && (m_debug & (type)))
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#define DEBUG_ALTQ 0x40
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#define ntoh16(x) ((u_int16_t)ntohs((u_int16_t)(x)))
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#define ntoh32(x) ((u_int32_t)ntohl((u_int32_t)(x)))
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#define hton16(x) ((u_int16_t)htons((u_int16_t)(x)))
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#define hton32(x) ((u_int32_t)htonl((u_int32_t)(x)))
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extern int if_num; /* number of phyints */
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extern int m_debug; /* Debug output control bits */
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extern int l_debug; /* Logging severity level */
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extern int line_no; /* current line number in config file */
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extern int daemonize; /* log_write uses stderr if daemonize is 0 */
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#endif /* !RSVPD */
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#ifdef INET6
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/* a macro to handle v6 address in 32-bit fields */
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#define IN6ADDR32(a, i) (*(u_int32_t *)(&(a)->s6_addr[(i)<<2]))
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#endif
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#endif /* _ALTQ_QOP_H_ */
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