1 /*********************************************************** 2 Copyright IBM Corporation 1987 3 4 All Rights Reserved 5 6 Permission to use, copy, modify, and distribute this software and its 7 documentation for any purpose and without fee is hereby granted, 8 provided that the above copyright notice appear in all copies and that 9 both that copyright notice and this permission notice appear in 10 supporting documentation, and that the name of IBM not be 11 used in advertising or publicity pertaining to distribution of the 12 software without specific, written prior permission. 13 14 IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING 15 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL 16 IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR 17 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 18 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, 19 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 20 SOFTWARE. 21 22 ******************************************************************/ 23 24 /* 25 * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison 26 */ 27 /* 28 * $Header: tp_meas.c,v 5.2 88/11/18 17:28:04 nhall Exp $ 29 * $Source: /usr/argo/sys/netiso/RCS/tp_meas.c,v $ 30 * @(#)tp_meas.c 7.3 (Berkeley) 08/29/89 * 31 * 32 * tp_meas.c : create a performance measurement event 33 * in the circular buffer tp_Meas[] 34 */ 35 36 #ifndef lint 37 static char *rcsid = "$Header: tp_meas.c,v 5.2 88/11/18 17:28:04 nhall Exp $"; 38 #endif lint 39 40 #include "types.h" 41 #include "time.h" 42 #include "argo_debug.h" 43 #include "tp_meas.h" 44 45 extern struct timeval time; 46 47 #ifdef TP_PERF_MEAS 48 int tp_Measn = 0; 49 struct tp_Meas tp_Meas[TPMEASN]; 50 51 /* 52 * NAME: tpmeas() 53 * 54 * CALLED FROM: tp_emit(), tp_soisdisconecting(), tp_soisdisconnected() 55 * tp0_stash(), tp_stash(), tp_send(), tp_goodack(), tp_usrreq() 56 * 57 * FUNCTION and ARGUMENTS: 58 * stashes a performance-measurement event for the given reference (ref) 59 * (kind) tells which kind of event, timev is the time to be stored 60 * with this event, (seq), (win), and (size) are integers that usually 61 * refer to the sequence number, window number (on send) and 62 * size of tpdu or window. 63 * 64 * RETURNS: Nada 65 * 66 * SIDE EFFECTS: 67 * 68 * NOTES: 69 */ 70 void 71 Tpmeas(ref, kind, timev, seq, win, size) 72 u_int ref; 73 u_int kind; 74 struct timeval *timev; 75 u_int seq, win, size; 76 { 77 register struct tp_Meas *tpm; 78 static int mseq; 79 80 tpm = &tp_Meas[tp_Measn++]; 81 tp_Measn %= TPMEASN; 82 83 tpm->tpm_kind = kind; 84 tpm->tpm_tseq = mseq++; 85 tpm->tpm_ref = ref; 86 if(kind == TPtime_from_ll) 87 bcopy((caddr_t)timev, (caddr_t)&tpm->tpm_time, sizeof(struct timeval)); 88 else 89 bcopy( (caddr_t)&time, 90 (caddr_t)&tpm->tpm_time, sizeof(struct timeval) ); 91 tpm->tpm_seq = seq; 92 tpm->tpm_window = win; 93 tpm->tpm_size = size; 94 } 95 96 #endif TP_PERF_MEAS 97