1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2002 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _IPP_METERS_METER_IMPL_H 28*0Sstevel@tonic-gate #define _IPP_METERS_METER_IMPL_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #include <sys/types.h> 33*0Sstevel@tonic-gate #include <sys/cmn_err.h> 34*0Sstevel@tonic-gate #include <sys/debug.h> 35*0Sstevel@tonic-gate #include <sys/spl.h> 36*0Sstevel@tonic-gate #include <ipp/ipp.h> 37*0Sstevel@tonic-gate #include <inet/ipp_common.h> 38*0Sstevel@tonic-gate #include <ipp/meters/meter.h> 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #ifdef __cplusplus 41*0Sstevel@tonic-gate extern "C" { 42*0Sstevel@tonic-gate #endif 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate /* Header file for implementation of all the metering modules */ 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate #ifdef _KERNEL 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate /* for a colour aware meter */ 49*0Sstevel@tonic-gate enum meter_colour { 50*0Sstevel@tonic-gate TOKENMT_GREEN = 0x01, 51*0Sstevel@tonic-gate TOKENMT_YELLOW = 0x02, 52*0Sstevel@tonic-gate TOKENMT_RED = 0x04 53*0Sstevel@tonic-gate }; 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate /* If yellow action is not provided, set it to infinity */ 56*0Sstevel@tonic-gate #define TOKENMT_NO_ACTION 0x7fffffff 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate #define METER_SEC_TO_NSEC 1000000000 59*0Sstevel@tonic-gate #define METER_MSEC_TO_NSEC 1000000 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate #define _TOKENMT_DEBUG 62*0Sstevel@tonic-gate #define _TSWTCL_DEBUG 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate #ifdef _TOKENMT_DEBUG 65*0Sstevel@tonic-gate #define tokenmt0dbg(a) printf a 66*0Sstevel@tonic-gate #define tokenmt1dbg(a) if (tokenmt_debug > 2) printf a 67*0Sstevel@tonic-gate #define tokenmt2dbg(a) if (tokenmt_debug > 3) printf a 68*0Sstevel@tonic-gate #else 69*0Sstevel@tonic-gate #define tokenmt0dbg(a) /* */ 70*0Sstevel@tonic-gate #define tokenmt1dbg(a) /* */ 71*0Sstevel@tonic-gate #define tokenmt2dbg(a) /* */ 72*0Sstevel@tonic-gate #endif /* _TOKENMT_DEBUG */ 73*0Sstevel@tonic-gate 74*0Sstevel@tonic-gate #ifdef _TSWTCL_DEBUG 75*0Sstevel@tonic-gate #define tswtcl0dbg(a) printf a 76*0Sstevel@tonic-gate #define tswtcl1dbg(a) if (tswtcl_debug > 2) printf a 77*0Sstevel@tonic-gate #define tswtcl2dbg(a) if (tswtcl_debug > 3) printf a 78*0Sstevel@tonic-gate #else 79*0Sstevel@tonic-gate #define tswtcl0dbg(a) /* */ 80*0Sstevel@tonic-gate #define tswtcl1dbg(a) /* */ 81*0Sstevel@tonic-gate #define tswtcl2dbg(a) /* */ 82*0Sstevel@tonic-gate #endif /* _TSWTCL_DEBUG */ 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate #define SRTCL_TOKENMT 0x01 85*0Sstevel@tonic-gate #define TRTCL_TOKENMT 0x02 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate #define DROP_PRECD_MASK 0x07 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gate /* Stat structure for the tokenmts */ 90*0Sstevel@tonic-gate typedef struct meter_stat_t { 91*0Sstevel@tonic-gate ipp_named_t red_bits; 92*0Sstevel@tonic-gate ipp_named_t yellow_bits; 93*0Sstevel@tonic-gate ipp_named_t green_bits; 94*0Sstevel@tonic-gate ipp_named_t red_packets; 95*0Sstevel@tonic-gate ipp_named_t yellow_packets; 96*0Sstevel@tonic-gate ipp_named_t green_packets; 97*0Sstevel@tonic-gate ipp_named_t epackets; 98*0Sstevel@tonic-gate } meter_stat_t; 99*0Sstevel@tonic-gate 100*0Sstevel@tonic-gate #define TOKENMT_STATS_STRING "tokenmt statistics" 101*0Sstevel@tonic-gate #define TSWTCL_STATS_STRING "tswtclmtr statistics" 102*0Sstevel@tonic-gate #define METER_STATS_COUNT 7 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate /* Configuration paratokenmts for tokenmt */ 105*0Sstevel@tonic-gate typedef struct tokenmt_cfg_s { 106*0Sstevel@tonic-gate 107*0Sstevel@tonic-gate /* Next action for Green, Yellow and Red packets */ 108*0Sstevel@tonic-gate ipp_action_id_t red_action; 109*0Sstevel@tonic-gate ipp_action_id_t yellow_action; 110*0Sstevel@tonic-gate ipp_action_id_t green_action; 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate /* Meter type - SRTCL_TOKENMT or TRTCL_TOKENMT */ 113*0Sstevel@tonic-gate uint_t tokenmt_type; 114*0Sstevel@tonic-gate 115*0Sstevel@tonic-gate /* Committed rate in Kb/sec */ 116*0Sstevel@tonic-gate uint32_t committed_rate; 117*0Sstevel@tonic-gate uint32_t peak_rate; 118*0Sstevel@tonic-gate 119*0Sstevel@tonic-gate /* Committed and Peak burst sizes in bits */ 120*0Sstevel@tonic-gate uint32_t committed_burst; 121*0Sstevel@tonic-gate uint32_t peak_burst; 122*0Sstevel@tonic-gate 123*0Sstevel@tonic-gate /* Needs stats or not */ 124*0Sstevel@tonic-gate boolean_t stats; 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate /* Meter Colour aware or not */ 127*0Sstevel@tonic-gate boolean_t colour_aware; 128*0Sstevel@tonic-gate 129*0Sstevel@tonic-gate /* Meter dscp to colour mapping, if colour aware */ 130*0Sstevel@tonic-gate enum meter_colour dscp_to_colour[64]; 131*0Sstevel@tonic-gate 132*0Sstevel@tonic-gate /* timer */ 133*0Sstevel@tonic-gate timeout_id_t timer; 134*0Sstevel@tonic-gate }tokenmt_cfg_t; 135*0Sstevel@tonic-gate 136*0Sstevel@tonic-gate typedef struct tokenmt_data_s { 137*0Sstevel@tonic-gate 138*0Sstevel@tonic-gate /* stats for this instance */ 139*0Sstevel@tonic-gate ipp_stat_t *stats; 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate /* # packets classified as Red, Yellow and Green for this instance */ 142*0Sstevel@tonic-gate uint64_t red_packets; 143*0Sstevel@tonic-gate uint64_t yellow_packets; 144*0Sstevel@tonic-gate uint64_t green_packets; 145*0Sstevel@tonic-gate uint64_t red_bits; 146*0Sstevel@tonic-gate uint64_t yellow_bits; 147*0Sstevel@tonic-gate uint64_t green_bits; 148*0Sstevel@tonic-gate uint64_t epackets; 149*0Sstevel@tonic-gate 150*0Sstevel@tonic-gate /* configured paratokenmts */ 151*0Sstevel@tonic-gate tokenmt_cfg_t *cfg_parms; 152*0Sstevel@tonic-gate 153*0Sstevel@tonic-gate /* No. of tokens at the committed and peak burst */ 154*0Sstevel@tonic-gate uint64_t committed_tokens; 155*0Sstevel@tonic-gate uint64_t peak_tokens; 156*0Sstevel@tonic-gate 157*0Sstevel@tonic-gate /* For replenishing the token buckets */ 158*0Sstevel@tonic-gate uint64_t last_seen; 159*0Sstevel@tonic-gate 160*0Sstevel@tonic-gate /* Lock to protect data structures */ 161*0Sstevel@tonic-gate kmutex_t tokenmt_lock; 162*0Sstevel@tonic-gate } tokenmt_data_t; 163*0Sstevel@tonic-gate 164*0Sstevel@tonic-gate typedef struct tswtcl_cfg_s { 165*0Sstevel@tonic-gate 166*0Sstevel@tonic-gate /* Next action for Green, Yellow and Red packets */ 167*0Sstevel@tonic-gate ipp_action_id_t red_action; 168*0Sstevel@tonic-gate ipp_action_id_t yellow_action; 169*0Sstevel@tonic-gate ipp_action_id_t green_action; 170*0Sstevel@tonic-gate 171*0Sstevel@tonic-gate /* Committed and Peak rates in KB/sec */ 172*0Sstevel@tonic-gate uint32_t committed_rate; 173*0Sstevel@tonic-gate uint32_t peak_rate; 174*0Sstevel@tonic-gate 175*0Sstevel@tonic-gate /* Window size in ms */ 176*0Sstevel@tonic-gate uint32_t window; 177*0Sstevel@tonic-gate 178*0Sstevel@tonic-gate /* Need stats or not */ 179*0Sstevel@tonic-gate boolean_t stats; 180*0Sstevel@tonic-gate 181*0Sstevel@tonic-gate /* For aiding computations */ 182*0Sstevel@tonic-gate uint64_t nsecwindow; 183*0Sstevel@tonic-gate uint32_t pminusc; 184*0Sstevel@tonic-gate }tswtcl_cfg_t; 185*0Sstevel@tonic-gate 186*0Sstevel@tonic-gate typedef struct tswtcl_data_s { 187*0Sstevel@tonic-gate 188*0Sstevel@tonic-gate /* stats for this instance */ 189*0Sstevel@tonic-gate ipp_stat_t *stats; 190*0Sstevel@tonic-gate 191*0Sstevel@tonic-gate /* Computed average rate */ 192*0Sstevel@tonic-gate uint32_t avg_rate; 193*0Sstevel@tonic-gate 194*0Sstevel@tonic-gate /* Front of the sliding window */ 195*0Sstevel@tonic-gate hrtime_t win_front; 196*0Sstevel@tonic-gate 197*0Sstevel@tonic-gate /* # packets classified as Red, Yellow and Green for this instance */ 198*0Sstevel@tonic-gate uint64_t red_packets; 199*0Sstevel@tonic-gate uint64_t yellow_packets; 200*0Sstevel@tonic-gate uint64_t green_packets; 201*0Sstevel@tonic-gate uint64_t red_bits; 202*0Sstevel@tonic-gate uint64_t yellow_bits; 203*0Sstevel@tonic-gate uint64_t green_bits; 204*0Sstevel@tonic-gate uint64_t epackets; 205*0Sstevel@tonic-gate 206*0Sstevel@tonic-gate /* Configured paramters */ 207*0Sstevel@tonic-gate tswtcl_cfg_t *cfg_parms; 208*0Sstevel@tonic-gate 209*0Sstevel@tonic-gate /* Lock to protect data structures */ 210*0Sstevel@tonic-gate kmutex_t tswtcl_lock; 211*0Sstevel@tonic-gate } tswtcl_data_t; 212*0Sstevel@tonic-gate 213*0Sstevel@tonic-gate #define TOKENMT_DATA_SZ sizeof (tokenmt_data_t) 214*0Sstevel@tonic-gate #define TOKENMT_CFG_SZ sizeof (tokenmt_cfg_t) 215*0Sstevel@tonic-gate #define TSWTCL_DATA_SZ sizeof (tswtcl_data_t) 216*0Sstevel@tonic-gate #define TSWTCL_CFG_SZ sizeof (tswtcl_cfg_t) 217*0Sstevel@tonic-gate 218*0Sstevel@tonic-gate extern int tokenmt_process(mblk_t **, tokenmt_data_t *, ipp_action_id_t *); 219*0Sstevel@tonic-gate extern int tswtcl_process(mblk_t **, tswtcl_data_t *, ipp_action_id_t *); 220*0Sstevel@tonic-gate 221*0Sstevel@tonic-gate #endif /* _KERNEL */ 222*0Sstevel@tonic-gate 223*0Sstevel@tonic-gate #ifdef __cplusplus 224*0Sstevel@tonic-gate } 225*0Sstevel@tonic-gate #endif 226*0Sstevel@tonic-gate 227*0Sstevel@tonic-gate #endif /* _IPP_METERS_METER_IMPL_H */ 228