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