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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 */
46 /* priq class flags */
47 #define PRCF_RED 0x0001 /* use RED */
48 #define PRCF_ECN 0x0002 /* use RED/ECN */
49 #define PRCF_RIO 0x0004 /* use RIO */
50 #define PRCF_CODEL 0x0008 /* use CoDel */
51 #define PRCF_CLEARDSCP 0x0010 /* clear diffserv codepoint */
52 #define PRCF_DEFAULTCLASS 0x1000 /* default class */
54 /* special class handles */
55 #define PRIQ_NULLCLASS_HANDLE 0
58 struct priq_classstats {
59 u_int32_t class_handle;
64 struct pktcntr xmitcnt; /* transmitted packet counter */
65 struct pktcntr dropcnt; /* dropped packet counter */
67 /* codel, red and rio related info */
69 struct redstats red[3]; /* rio has 3 red stats */
70 struct codel_stats codel;
74 * PRIQ_STATS_VERSION is defined in altq.h to work around issues stemming
75 * from mixing of public-API and internal bits in each scheduler-specific
83 u_int32_t cl_handle; /* class handle */
84 class_queue_t *cl_q; /* class queue structure */
86 struct red *cl_red; /* RED state */
87 struct codel *cl_codel; /* CoDel state */
89 #define cl_red cl_aqm.cl_red
90 #define cl_codel cl_aqm.cl_codel
91 int cl_pri; /* priority */
92 int cl_flags; /* class flags */
93 struct priq_if *cl_pif; /* back pointer to pif */
94 struct altq_pktattr *cl_pktattr; /* saved header used by ECN */
97 u_int cl_period; /* backlog period */
98 struct pktcntr cl_xmitcnt; /* transmitted packet counter */
99 struct pktcntr cl_dropcnt; /* dropped packet counter */
103 * priq interface state
106 struct priq_if *pif_next; /* interface state list */
107 struct ifaltq *pif_ifq; /* backpointer to ifaltq */
108 u_int pif_bandwidth; /* link bandwidth in bps */
109 int pif_maxpri; /* max priority in use */
110 struct priq_class *pif_default; /* default class */
111 struct priq_class *pif_classes[PRIQ_MAXPRI]; /* classes */
112 #ifdef ALTQ3_CLFIER_COMPAT
113 struct acc_classifier pif_classifier; /* classifier */
123 #endif /* _ALTQ_ALTQ_PRIQ_H_ */