1 /*- 2 * Copyright (c) 1991 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 * 7 * @(#)tp_meas.c 7.6 (Berkeley) 05/25/93 8 */ 9 10 /*********************************************************** 11 Copyright IBM Corporation 1987 12 13 All Rights Reserved 14 15 Permission to use, copy, modify, and distribute this software and its 16 documentation for any purpose and without fee is hereby granted, 17 provided that the above copyright notice appear in all copies and that 18 both that copyright notice and this permission notice appear in 19 supporting documentation, and that the name of IBM not be 20 used in advertising or publicity pertaining to distribution of the 21 software without specific, written prior permission. 22 23 IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 24 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL 25 IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR 26 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 27 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, 28 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 29 SOFTWARE. 30 31 ******************************************************************/ 32 33 /* 34 * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison 35 */ 36 /* 37 * $Header: tp_meas.c,v 5.2 88/11/18 17:28:04 nhall Exp $ 38 * $Source: /usr/argo/sys/netiso/RCS/tp_meas.c,v $ 39 * 40 * tp_meas.c : create a performance measurement event 41 * in the circular buffer tp_Meas[] 42 */ 43 44 #include <sys/types.h> 45 #include <sys/time.h> 46 47 #include <netiso/argo_debug.h> 48 #include <netiso/tp_meas.h> 49 50 extern struct timeval time; 51 52 #ifdef TP_PERF_MEAS 53 int tp_Measn = 0; 54 struct tp_Meas tp_Meas[TPMEASN]; 55 56 /* 57 * NAME: tpmeas() 58 * 59 * CALLED FROM: tp_emit(), tp_soisdisconecting(), tp_soisdisconnected() 60 * tp0_stash(), tp_stash(), tp_send(), tp_goodack(), tp_usrreq() 61 * 62 * FUNCTION and ARGUMENTS: 63 * stashes a performance-measurement event for the given reference (ref) 64 * (kind) tells which kind of event, timev is the time to be stored 65 * with this event, (seq), (win), and (size) are integers that usually 66 * refer to the sequence number, window number (on send) and 67 * size of tpdu or window. 68 * 69 * RETURNS: Nada 70 * 71 * SIDE EFFECTS: 72 * 73 * NOTES: 74 */ 75 void 76 Tpmeas(ref, kind, timev, seq, win, size) 77 u_int ref; 78 u_int kind; 79 struct timeval *timev; 80 u_int seq, win, size; 81 { 82 register struct tp_Meas *tpm; 83 static int mseq; 84 85 tpm = &tp_Meas[tp_Measn++]; 86 tp_Measn %= TPMEASN; 87 88 tpm->tpm_kind = kind; 89 tpm->tpm_tseq = mseq++; 90 tpm->tpm_ref = ref; 91 if(kind == TPtime_from_ll) 92 bcopy((caddr_t)timev, (caddr_t)&tpm->tpm_time, sizeof(struct timeval)); 93 else 94 bcopy( (caddr_t)&time, 95 (caddr_t)&tpm->tpm_time, sizeof(struct timeval) ); 96 tpm->tpm_seq = seq; 97 tpm->tpm_window = win; 98 tpm->tpm_size = size; 99 } 100 101 #endif /* TP_PERF_MEAS */ 102