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Diffstat (limited to 'sys/netiso/tp_meas.c')
| -rw-r--r-- | sys/netiso/tp_meas.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/sys/netiso/tp_meas.c b/sys/netiso/tp_meas.c new file mode 100644 index 000000000000..f8bbbe6dceb6 --- /dev/null +++ b/sys/netiso/tp_meas.c @@ -0,0 +1,127 @@ +/*- + * Copyright (c) 1991, 1993 + * The Regents of the University of California. 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 University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)tp_meas.c 8.1 (Berkeley) 6/10/93 + */ + +/*********************************************************** + Copyright IBM Corporation 1987 + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of IBM not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +******************************************************************/ + +/* + * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison + */ +/* + * $Header: tp_meas.c,v 5.2 88/11/18 17:28:04 nhall Exp $ + * $Source: /usr/argo/sys/netiso/RCS/tp_meas.c,v $ + * + * tp_meas.c : create a performance measurement event + * in the circular buffer tp_Meas[] + */ + +#include <sys/types.h> +#include <sys/time.h> + +#include <netiso/argo_debug.h> +#include <netiso/tp_meas.h> + +extern struct timeval time; + +#ifdef TP_PERF_MEAS +int tp_Measn = 0; +struct tp_Meas tp_Meas[TPMEASN]; + +/* + * NAME: tpmeas() + * + * CALLED FROM: tp_emit(), tp_soisdisconecting(), tp_soisdisconnected() + * tp0_stash(), tp_stash(), tp_send(), tp_goodack(), tp_usrreq() + * + * FUNCTION and ARGUMENTS: + * stashes a performance-measurement event for the given reference (ref) + * (kind) tells which kind of event, timev is the time to be stored + * with this event, (seq), (win), and (size) are integers that usually + * refer to the sequence number, window number (on send) and + * size of tpdu or window. + * + * RETURNS: Nada + * + * SIDE EFFECTS: + * + * NOTES: + */ +void +Tpmeas(ref, kind, timev, seq, win, size) + u_int ref; + u_int kind; + struct timeval *timev; + u_int seq, win, size; +{ + register struct tp_Meas *tpm; + static int mseq; + + tpm = &tp_Meas[tp_Measn++]; + tp_Measn %= TPMEASN; + + tpm->tpm_kind = kind; + tpm->tpm_tseq = mseq++; + tpm->tpm_ref = ref; + if(kind == TPtime_from_ll) + bcopy((caddr_t)timev, (caddr_t)&tpm->tpm_time, sizeof(struct timeval)); + else + bcopy( (caddr_t)&time, + (caddr_t)&tpm->tpm_time, sizeof(struct timeval) ); + tpm->tpm_seq = seq; + tpm->tpm_window = win; + tpm->tpm_size = size; +} + +#endif /* TP_PERF_MEAS */ |