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1c15e888 C |
1 | /*- |
2 | * Copyright (c) 1988 The Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
c0567266 KB |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
1c15e888 C |
32 | */ |
33 | ||
34 | #ifndef lint | |
af359dea | 35 | static char sccsid[] = "@(#)subr.c 5.1 (Berkeley) 1/17/91"; |
1c15e888 C |
36 | #endif /* not lint */ |
37 | ||
af359dea C |
38 | #include <sys/param.h> |
39 | #include <sys/file.h> | |
40 | #include <sys/user.h> | |
41 | #include <sys/proc.h> | |
1c15e888 | 42 | #include <sys/time.h> |
af359dea C |
43 | #include <sys/ktrace.h> |
44 | #include <stdio.h> | |
45 | #include "ktrace.h" | |
1c15e888 C |
46 | |
47 | getpoints(s) | |
48 | char *s; | |
49 | { | |
50 | int facs = 0; | |
51 | ||
52 | while (*s) { | |
53 | switch(*s) { | |
54 | case 'c': | |
55 | facs |= KTRFAC_SYSCALL | KTRFAC_SYSRET; | |
56 | break; | |
57 | case 'n': | |
58 | facs |= KTRFAC_NAMEI; | |
59 | break; | |
60 | case 'i': | |
61 | facs |= KTRFAC_GENIO; | |
62 | break; | |
63 | case 's': | |
64 | facs |= KTRFAC_PSIG; | |
65 | break; | |
66 | default: | |
67 | return (-1); | |
68 | } | |
69 | s++; | |
70 | } | |
71 | return (facs); | |
72 | } | |
73 | ||
74 | timevaladd(t1, t2) | |
75 | struct timeval *t1, *t2; | |
76 | { | |
1c15e888 C |
77 | t1->tv_sec += t2->tv_sec; |
78 | t1->tv_usec += t2->tv_usec; | |
79 | timevalfix(t1); | |
80 | } | |
81 | ||
82 | timevalsub(t1, t2) | |
83 | struct timeval *t1, *t2; | |
84 | { | |
1c15e888 C |
85 | t1->tv_sec -= t2->tv_sec; |
86 | t1->tv_usec -= t2->tv_usec; | |
87 | timevalfix(t1); | |
88 | } | |
89 | ||
90 | timevalfix(t1) | |
91 | struct timeval *t1; | |
92 | { | |
1c15e888 C |
93 | if (t1->tv_usec < 0) { |
94 | t1->tv_sec--; | |
95 | t1->tv_usec += 1000000; | |
96 | } | |
97 | if (t1->tv_usec >= 1000000) { | |
98 | t1->tv_sec++; | |
99 | t1->tv_usec -= 1000000; | |
100 | } | |
101 | } |