xref: /freebsd/usr.bin/truss/truss.h (revision 2f02600abfddfc4e9f20dd384a2e729b451e16bd)
1 /*
2  * Copyright 2001 Jamey Wood
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23  * SUCH DAMAGE.
24  *
25  * $FreeBSD$
26  */
27 
28 #include <sys/queue.h>
29 
30 #define	FOLLOWFORKS		0x00000001
31 #define	RELATIVETIMESTAMPS	0x00000002
32 #define	ABSOLUTETIMESTAMPS	0x00000004
33 #define	NOSIGS			0x00000008
34 #define	EXECVEARGS		0x00000010
35 #define	EXECVEENVS		0x00000020
36 #define	COUNTONLY		0x00000040
37 
38 struct threadinfo
39 {
40 	SLIST_ENTRY(threadinfo) entries;
41 	lwpid_t tid;
42 	int in_syscall;
43 	int in_fork;
44 	void *fsc;
45 	struct timespec before;
46 	struct timespec after;
47 };
48 
49 struct trussinfo
50 {
51 	pid_t pid;
52 	int flags;
53 	int pr_why;
54 	int pr_data;
55 	int strsize;
56 	FILE *outfile;
57 
58 	struct timespec start_time;
59 
60 	struct threadinfo *curthread;
61 
62 	SLIST_HEAD(, threadinfo) threadlist;
63 };
64 
65 #define	timespecsubt(tvp, uvp, vvp)					\
66 	do {								\
67 		(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;		\
68 		(vvp)->tv_nsec = (tvp)->tv_nsec - (uvp)->tv_nsec;	\
69 		if ((vvp)->tv_nsec < 0) {				\
70 			(vvp)->tv_sec--;				\
71 			(vvp)->tv_nsec += 1000000000;			\
72 		}							\
73 	} while (0)
74 
75 #define	timespecadd(tvp, uvp, vvp)					\
76 	do {								\
77 		(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;		\
78 		(vvp)->tv_nsec = (tvp)->tv_nsec + (uvp)->tv_nsec;	\
79 		if ((vvp)->tv_nsec > 1000000000) {				\
80 			(vvp)->tv_sec++;				\
81 			(vvp)->tv_nsec -= 1000000000;			\
82 		}							\
83 	} while (0)
84 
85 #define	S_NONE	0
86 #define	S_SCE	1
87 #define	S_SCX	2
88 #define	S_EXIT	3
89 #define	S_SIG	4
90 #define	S_EXEC	5
91 #define	S_DETACHED	6
92