1/* $NetBSD: tp_stat.h,v 1.8 2003/08/07 16:33:41 agc Exp $ */ 2 3/*- 4 * Copyright (c) 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * @(#)tp_stat.h 8.1 (Berkeley) 6/10/93 32 */ 33 34/*********************************************************** 35 Copyright IBM Corporation 1987 36 37 All Rights Reserved 38 39Permission to use, copy, modify, and distribute this software and its 40documentation for any purpose and without fee is hereby granted, 41provided that the above copyright notice appear in all copies and that 42both that copyright notice and this permission notice appear in 43supporting documentation, and that the name of IBM not be 44used in advertising or publicity pertaining to distribution of the 45software without specific, written prior permission. 46 47IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 48ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL 49IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR 50ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 51WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, 52ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 53SOFTWARE. 54 55******************************************************************/ 56 57/* 58 * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison 59 */ 60/* 61 * Here are the data structures in which the global statistics(counters) are 62 * gathered. 63 */ 64 65#ifndef _NETISO_TP_STAT_H_ 66#define _NETISO_TP_STAT_H_ 67 68struct tp_stat { 69 u_long ts_param_ignored; 70 u_long ts_unused3; 71 u_long ts_bad_csum; 72 73 u_long ts_inv_length; 74 u_long ts_inv_pcode; 75 u_long ts_inv_dutype; 76 u_long ts_negotfailed; 77 u_long ts_inv_dref; 78 u_long ts_inv_pval; 79 u_long ts_inv_sufx; 80 u_long ts_inv_aclass; 81 82 u_long ts_xtd_fmt; 83 u_long ts_use_txpd; 84 u_long ts_csum_off; 85 u_long ts_send_drop; 86 u_long ts_recv_drop; 87 88 u_long ts_xpd_intheway; /* xpd mark caused data flow 89 * to stop */ 90 u_long ts_xpdmark_del; /* xpd markers thrown away */ 91 u_long ts_dt_ooo; /* dt tpdus received out of order */ 92 u_long ts_dt_niw; /* dt tpdus received & not in window */ 93 u_long ts_xpd_niw; /* xpd tpdus received & not in window */ 94 u_long ts_xpd_dup; 95 u_long ts_dt_dup; /* dt tpdus received & are duplicates */ 96 97 u_long ts_zfcdt; /* # times f credit went down to 0 */ 98 u_long ts_lcdt_reduced; /* # times local cdt reduced 99 * on an acknowledgement. */ 100 101 u_long ts_pkt_rcvd; /* from ip */ 102 u_long ts_tpdu_rcvd; /* accepted as a TPDU in tp_input */ 103 u_long ts_tpdu_sent; 104 u_long ts_unused2; 105 106 u_long ts_retrans_cr; 107 u_long ts_retrans_cc; 108 u_long ts_retrans_dr; 109 u_long ts_retrans_dt; 110 u_long ts_retrans_xpd; 111 u_long ts_conn_gaveup; 112 113 u_long ts_ER_sent; 114 u_long ts_DT_sent; 115 u_long ts_XPD_sent; 116 u_long ts_AK_sent; 117 u_long ts_XAK_sent; 118 u_long ts_DR_sent; 119 u_long ts_DC_sent; 120 u_long ts_CR_sent; 121 u_long ts_CC_sent; 122 123 u_long ts_ER_rcvd; 124 u_long ts_DT_rcvd; 125 u_long ts_XPD_rcvd; 126 u_long ts_AK_rcvd; 127 u_long ts_XAK_rcvd; 128 u_long ts_DR_rcvd; 129 u_long ts_DC_rcvd; 130 u_long ts_CR_rcvd; 131 u_long ts_CC_rcvd; 132 133 u_long ts_Eticks; 134 u_long ts_Eexpired; 135 u_long ts_Eset; 136 u_long ts_Ecan_act; 137 u_long ts_Cticks; 138 u_long ts_Cexpired; 139 u_long ts_Cset; 140 u_long ts_Ccan_act; 141 u_long ts_Ccan_inact; 142 u_long ts_Fdelack; 143 u_long ts_Fpruned; 144 145 u_long ts_concat_rcvd; 146 147 u_long ts_zdebug; /* zero dref to test timeout on conn 148 * estab tp_input.c */ 149 u_long ts_ydebug; /* throw away pseudo-random pkts 150 * tp_input.c */ 151 u_long ts_unused5; 152 u_long ts_unused; /* kludged concat to test separation 153 * tp_emit.c */ 154 u_long ts_vdebug; /* kludge to test input size checking 155 * tp_emit.c */ 156 u_long ts_unused4; 157 u_long ts_ldebug; /* faked a renegging of credit */ 158 159 u_long ts_mb_small; 160 u_long ts_mb_cluster; 161 u_long ts_mb_len_distr[17]; 162 163 u_long ts_eot_input; 164 u_long ts_eot_user; 165 u_long ts_EOT_sent; 166 u_long ts_tp0_conn; 167 u_long ts_tp4_conn; 168 u_long ts_quench; 169 u_long ts_rcvdecbit; 170 171#define NRTT_CATEGORIES 4 172 /* 173 * The 4 categories are: 0 --> tp_flags: ~TPF_PEER_ON_SAMENET | 174 * TPF_NL_PDN 1 --> tp_flags: ~TPF_PEER_ON_SAMENET | ~TPF_NL_PDN 2 175 * --> tp_flags: TPF_PEER_ON_SAMENET | ~TPF_NL_PDN 3 --> tp_flags: 176 * TPF_PEER_ON_SAMENET | TPF_NL_PDN 177 */ 178 int ts_rtt[NRTT_CATEGORIES]; 179 int ts_rtv[NRTT_CATEGORIES]; 180 181 u_long ts_ackreason[_ACK_NUM_REASONS_]; 182 /* 183 * ACK_DONT 0 / ACK_STRAT_EACH 0x1 / ACK_STRAT_FULLWIN 0x4 ACK_DUP 184 * 0x8 / ACK_EOT 0x10 / ACK_REORDER 0x20 ACK_USRRCV ** ACK_FCC ** 185 */ 186}; 187 188#ifdef _KERNEL 189extern struct tp_stat tp_stat; 190#define IncStat(x) tp_stat./**/x/**/++ 191#endif 192 193#define TP_PM_MAX 0xa /* 10 decimal */ 194 195#ifdef TP_PERF_MEAS 196 197#define PStat(Tpcb, X) (Tpcb)->tp_p_meas->/**/X /**/ 198#define IncPStat(Tpcb, X) if((Tpcb)->tp_perf_on) (Tpcb)->tp_p_meas->/**/X/**/++ 199 200/* 201 * BEWARE OF MACROS like this ^^^ must be sure it's surrounded by {} if it's 202 * used in an if-else statement. 203 */ 204 205 206/* for perf measurement stuff: maximum window size it can handle */ 207 208struct tp_pmeas { 209 /* 210 * the first few are distributions as a fn of window size only keep 211 * enough space for normal format plus 1 slot for extended format, in 212 * case any windows larger than 15 are used 213 */ 214 215 /* 216 * tps_npdusent: for each call to tp_sbsend, we inc the element 217 * representing the number of pdus sent in this call 218 */ 219 int tps_win_lim_by_cdt[TP_PM_MAX + 1]; 220 int tps_win_lim_by_data[TP_PM_MAX + 1]; 221 /* 222 * tps_sendtime: Each call to tp_sbsend() is timed. For Each window 223 * size, we keep the running average of the time taken by tp_sbsend() 224 * for each window size. 225 */ 226 int tps_sendtime[TP_PM_MAX + 1]; 227 /* 228 * n_TMsendack: # times ack sent because timer went off 229 * n_ack_cuz_eot: # times ack sent due to EOTSDU on incoming packet 230 * n_ack_cuz_dup: # times ack sent for receiving a duplicate pkt. 231 * n_ack_cuz_fullwin: # times ack sent for receiving the full window. 232 * n_ack_cuz_doack: # times ack sent for having just reordered data. 233 */ 234 int tps_n_TMsendack; 235 int tps_n_ack_cuz_eot; 236 int tps_n_ack_cuz_fullwin; 237 int tps_n_ack_cuz_reorder; 238 int tps_n_ack_cuz_dup; 239 int tps_n_ack_cuz_strat; 240 /* 241 * when we send an ack: how much less than the "expected" window 242 * did we actually ack. For example: if we last sent a credit 243 * of 10, and we're acking now for whatever reason, and have 244 * only received 6 since our last credit advertisement, we'll 245 * keep the difference, 4, in this variable. 246 */ 247 int tps_ack_early[TP_PM_MAX + 1]; 248 /* 249 * when we ack, for the # pkts we actually acked w/ this ack, 250 * how much cdt are we advertising? 251 * [ size of window acknowledged ] [ cdt we're giving ] 252 */ 253 int tps_cdt_acked[TP_PM_MAX + 1][TP_PM_MAX + 1]; 254 255 int tps_AK_sent; 256 int tps_XAK_sent; 257 int tps_DT_sent; 258 int tps_XPD_sent; 259 int tps_AK_rcvd; 260 int tps_XAK_rcvd; 261 int tps_DT_rcvd; 262 int tps_XPD_rcvd; 263 264 int Nb_from_sess; 265 int Nb_to_sess; 266 int Nb_to_ll; 267 int Nb_from_ll; 268}; 269 270 271#else 272 273#define PStat(tpcb, x) 0 274#define IncPStat(tpcb, x) /* no-op */ 275#define tpmeas(a,b,c,d,e,f) 0 276 277#endif /* TP_PERF_MEAS */ 278 279 280#define DOPERF(tpcb) (tpcb->tp_perf_on && tpcb->tp_p_meas) 281 282#endif /* !_NETISO_TP_STAT_H_ */ 283