1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 | /*- * 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. * * $KAME: altq_cbq.h,v 1.12 2003/10/03 05:05:15 kjc Exp $ * $FreeBSD$ */ #ifndef _ALTQ_ALTQ_CBQ_H_ #define _ALTQ_ALTQ_CBQ_H_ #include <net/altq/altq.h> #include <net/altq/altq_rmclass.h> #include <net/altq/altq_codel.h> #include <net/altq/altq_red.h> #include <net/altq/altq_rio.h> #ifdef __cplusplus extern "C" { #endif #define NULL_CLASS_HANDLE 0 /* class flags must be same as class flags in altq_rmclass.h */ #define CBQCLF_RED 0x0001 /* use RED */ #define CBQCLF_ECN 0x0002 /* use RED/ECN */ #define CBQCLF_RIO 0x0004 /* use RIO */ #define CBQCLF_FLOWVALVE 0x0008 /* use flowvalve (aka penalty-box) */ #define CBQCLF_CLEARDSCP 0x0010 /* clear diffserv codepoint */ #define CBQCLF_BORROW 0x0020 /* borrow from parent */ #define CBQCLF_CODEL 0x0040 /* use CoDel */ #ifdef _KERNEL CTASSERT(CBQCLF_RED == RMCF_RED); CTASSERT(CBQCLF_ECN == RMCF_ECN); CTASSERT(CBQCLF_RIO == RMCF_RIO); CTASSERT(CBQCLF_FLOWVALVE == RMCF_FLOWVALVE); CTASSERT(CBQCLF_CLEARDSCP == RMCF_CLEARDSCP); CTASSERT(CBQCLF_CODEL == RMCF_CODEL); #endif /* class flags only for root class */ #define CBQCLF_WRR 0x0100 /* weighted-round robin */ #define CBQCLF_EFFICIENT 0x0200 /* work-conserving */ /* class flags for special classes */ #define CBQCLF_ROOTCLASS 0x1000 /* root class */ #define CBQCLF_DEFCLASS 0x2000 /* default class */ #define CBQCLF_CLASSMASK 0xf000 /* class mask */ #define CBQ_MAXQSIZE 200 #define CBQ_MAXPRI RM_MAXPRIO typedef struct _cbq_class_stats_ { u_int32_t handle; u_int depth; struct pktcntr xmit_cnt; /* packets sent in this class */ struct pktcntr drop_cnt; /* dropped packets */ u_int over; /* # times went over limit */ u_int borrows; /* # times tried to borrow */ u_int overactions; /* # times invoked overlimit action */ u_int delays; /* # times invoked delay actions */ /* other static class parameters useful for debugging */ int priority; int maxidle; int minidle; int offtime; int qmax; int ns_per_byte; int wrr_allot; int qcnt; /* # packets in queue */ int avgidle; /* codel, red and rio related info */ int qtype; struct redstats red[3]; struct codel_stats codel; } class_stats_t; /* * CBQ_STATS_VERSION is defined in altq.h to work around issues stemming * from mixing of public-API and internal bits in each scheduler-specific * header. */ #ifdef _KERNEL /* * Define macros only good for kernel drivers and modules. */ #define CBQ_WATCHDOG (hz / 20) #define CBQ_TIMEOUT 10 #define CBQ_LS_TIMEOUT (20 * hz / 1000) #define CBQ_MAX_CLASSES 256 /* * Define State structures. */ typedef struct cbqstate { int cbq_qlen; /* # of packets in cbq */ struct rm_class *cbq_class_tbl[CBQ_MAX_CLASSES]; struct rm_ifdat ifnp; struct callout cbq_callout; /* for timeouts */ #ifdef ALTQ3_CLFIER_COMPAT struct acc_classifier cbq_classifier; #endif } cbq_state_t; #endif /* _KERNEL */ #ifdef __cplusplus } #endif #endif /* !_ALTQ_ALTQ_CBQ_H_ */ |