projects / unix-history / blame
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1 | /*- |
| 2 | * Copyright (c) 1991 The Regents of the University of California. | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * %sccs.include.redist.c% | |
| 6 | * | |
| 4d8170e5 | 7 | * @(#)tp_meas.c 7.6 (Berkeley) %G% |
| 7bcd1bb8 KB |
8 | */ |
| 9 | ||
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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 | ||
| 5548a02f KB |
44 | #include <sys/types.h> |
| 45 | #include <sys/time.h> | |
| 46 | ||
| 47 | #include <netiso/argo_debug.h> | |
| 48 | #include <netiso/tp_meas.h> | |
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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 | |
| a50e2bc0 | 76 | Tpmeas(ref, kind, timev, seq, win, size) |
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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 | ||
| 4d8170e5 | 101 | #endif /* TP_PERF_MEAS */ |