usr.bin/truss/truss.h

   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