usr.bin/truss/truss.h

   1 /*
   2  * Copryight 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 };
  45
  46 struct trussinfo
  47 {
  48         int pid;
  49         int flags;
  50         int pr_why;
  51         int pr_data;
  52         int strsize;
  53         FILE *outfile;
  54
  55         struct timespec start_time;
  56         struct timespec before;
  57         struct timespec after;
  58
  59         struct threadinfo *curthread;
  60
  61         SLIST_HEAD(, threadinfo) threadlist;
  62 };
  63
  64 #define timespecsubt(tvp, uvp, vvp)                                     \
  65         do {                                                            \
  66                 (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;          \
  67                 (vvp)->tv_nsec = (tvp)->tv_nsec - (uvp)->tv_nsec;       \
  68                 if ((vvp)->tv_nsec < 0) {                               \
  69                         (vvp)->tv_sec--;                                \
  70                         (vvp)->tv_nsec += 1000000000;                   \
  71                 }                                                       \
  72         } while (0)
  73
  74 #define timespecadd(tvp, uvp, vvp)                                      \
  75         do {                                                            \
  76                 (vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;          \
  77                 (vvp)->tv_nsec = (tvp)->tv_nsec + (uvp)->tv_nsec;       \
  78                 if ((vvp)->tv_nsec > 1000000000) {                              \
  79                         (vvp)->tv_sec++;                                \
  80                         (vvp)->tv_nsec -= 1000000000;                   \
  81                 }                                                       \
  82         } while (0)
  83
  84 #define S_NONE  0
  85 #define S_SCE   1
  86 #define S_SCX   2
  87 #define S_EXIT  3
  88 #define S_SIG   4
  89 #define S_EXEC  5