/*      $NetBSD: qop_cbq.h,v 1.5 2024/12/24 08:35:28 ozaki-r Exp $      */
/*      $KAME: qop_cbq.h,v 1.2 2000/10/18 09:15:18 kjc Exp $    */
/*
 * Copyright (c) Sun Microsystems, Inc. 1993-1998 All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. 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.
 *
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by the SMCC Technology
 *      Development Group at Sun Microsystems, Inc.
 *
 * 4. The name of the Sun Microsystems, Inc nor may not be used to endorse or
 *      promote products derived from this software without specific prior
 *      written permission.
 *
 * SUN MICROSYSTEMS DOES NOT CLAIM MERCHANTABILITY OF THIS SOFTWARE OR THE
 * SUITABILITY OF THIS SOFTWARE FOR ANY PARTICULAR PURPOSE.  The software is
 * provided "as is" without express or implied warranty of any kind.
 *  
 * These notices must be retained in any copies of any part of this software.
 */

#include <altq/altq_rmclass.h>
#include <altq/altq_cbq.h>

/* cbq admission types */
typedef enum {
        CBQ_QOS_NONE,
        CBQ_QOS_GUARANTEED,
        CBQ_QOS_PREDICTIVE,
        CBQ_QOS_CNTR_DELAY,
        CBQ_QOS_CNTR_LOAD
}  cbq_tos_t;

/*
 * cbq private ifinfo structure
 */
struct cbq_ifinfo {
        struct classinfo *root_class;           /* root class */
        struct classinfo *default_class;        /* default class */
        struct classinfo *ctl_class;            /* control class */

        double  psPerByte;              /* bandwidth in ps per sec */
        int     is_wrr;                 /* use weighted-round robin */
        int     is_efficient;           /* use work-conserving */
        bool    no_control;             /* don't create a control class automatically */
};

/*
 * cbq private classinfo structure
 */
struct cbq_classinfo {
        uint64_t        bandwidth;              /* bandwidth in bps */
        uint64_t        allocated;              /* bandwidth used by children */

        u_int   maxdelay;
        u_int   maxburst;
        u_int   minburst;
        u_int   av_pkt_size;
        u_int   max_pkt_size;

        cbq_class_spec_t        class_spec;     /* class parameters */
};

int cbq_interface_parser(const char *ifname, int argc, char **argv);
int cbq_class_parser(const char *ifname, const char *class_name,
                     const char *parent_name, int argc, char **argv);

int qcmd_cbq_add_if(const char *ifname, uint64_t bandwidth,
                    int is_wrr, int efficient, bool no_control);
int qcmd_cbq_add_class(const char *ifname, const char *class_name,
                       const char *parent_name, const char *borrow_name,
                       u_int pri, uint64_t bandwidth,
                       u_int maxdelay, u_int maxburst, u_int minburst,
                       u_int av_pkt_size, u_int max_pkt_size,
                       int admission_type, int flags);
int qcmd_cbq_modify_class(const char *ifname, const char *class_name,
                          u_int pri, uint64_t bandwidth,
                          u_int maxdelay, u_int maxburst, u_int minburst,
                          u_int av_pkt_size, u_int max_pkt_size, int flags);

int qop_cbq_add_if(struct ifinfo **rp, const char *ifname,
                   uint64_t bandwidth, int is_wrr, int efficient, bool no_control);
int qop_cbq_add_class(struct classinfo **rp, const char *class_name,
                      struct ifinfo *ifinfo, struct classinfo *parent, 
                      struct classinfo *borrow, u_int pri, uint64_t bandwidth,
                      u_int maxdelay, u_int maxburst, u_int minburst,
                      u_int av_pkt_size, u_int max_pkt_size,
                      int admission_type, int flags);
int qop_cbq_modify_class(struct classinfo *clinfo, u_int pri, uint64_t bandwidth,
                         u_int maxdelay, u_int maxburst, u_int minburst,
                         u_int av_pkt_size, u_int max_pkt_size, int flags);