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26 * $KAME: altq_priq.h,v 1.7 2003/10/03 05:05:15 kjc Exp $
29 #ifndef _ALTQ_ALTQ_PRIQ_H_
30 #define _ALTQ_ALTQ_PRIQ_H_
32 #include <net/altq/altq.h>
33 #include <net/altq/altq_classq.h>
34 #include <net/altq/altq_codel.h>
35 #include <net/altq/altq_red.h>
36 #include <net/altq/altq_rio.h>
42 #define PRIQ_MAXPRI 16 /* upper limit of the number of priorities */
44 /* priq class flags */
45 #define PRCF_RED 0x0001 /* use RED */
46 #define PRCF_ECN 0x0002 /* use RED/ECN */
47 #define PRCF_RIO 0x0004 /* use RIO */
48 #define PRCF_CODEL 0x0008 /* use CoDel */
49 #define PRCF_CLEARDSCP 0x0010 /* clear diffserv codepoint */
50 #define PRCF_DEFAULTCLASS 0x1000 /* default class */
52 /* special class handles */
53 #define PRIQ_NULLCLASS_HANDLE 0
55 struct priq_classstats {
56 u_int32_t class_handle;
61 struct pktcntr xmitcnt; /* transmitted packet counter */
62 struct pktcntr dropcnt; /* dropped packet counter */
64 /* codel, red and rio related info */
66 struct redstats red[3]; /* rio has 3 red stats */
67 struct codel_stats codel;
71 * PRIQ_STATS_VERSION is defined in altq.h to work around issues stemming
72 * from mixing of public-API and internal bits in each scheduler-specific
79 u_int32_t cl_handle; /* class handle */
80 class_queue_t *cl_q; /* class queue structure */
82 struct red *cl_red; /* RED state */
83 struct codel *cl_codel; /* CoDel state */
85 #define cl_red cl_aqm.cl_red
86 #define cl_codel cl_aqm.cl_codel
87 int cl_pri; /* priority */
88 int cl_flags; /* class flags */
89 struct priq_if *cl_pif; /* back pointer to pif */
90 struct altq_pktattr *cl_pktattr; /* saved header used by ECN */
93 u_int cl_period; /* backlog period */
94 struct pktcntr cl_xmitcnt; /* transmitted packet counter */
95 struct pktcntr cl_dropcnt; /* dropped packet counter */
99 * priq interface state
102 struct priq_if *pif_next; /* interface state list */
103 struct ifaltq *pif_ifq; /* backpointer to ifaltq */
104 u_int pif_bandwidth; /* link bandwidth in bps */
105 int pif_maxpri; /* max priority in use */
106 struct priq_class *pif_default; /* default class */
107 struct priq_class *pif_classes[PRIQ_MAXPRI]; /* classes */
108 #ifdef ALTQ3_CLFIER_COMPAT
109 struct acc_classifier pif_classifier; /* classifier */
119 #endif /* _ALTQ_ALTQ_PRIQ_H_ */