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 37 struct threadinfo 38 { 39 SLIST_ENTRY(threadinfo) entries; 40 lwpid_t tid; 41 int in_syscall; 42 int in_fork; 43 }; 44 45 struct trussinfo 46 { 47 int pid; 48 int flags; 49 int pr_why; 50 int pr_data; 51 int strsize; 52 FILE *outfile; 53 54 struct timespec start_time; 55 struct timespec before; 56 struct timespec after; 57 58 struct threadinfo *curthread; 59 60 SLIST_HEAD(, threadinfo) threadlist; 61 }; 62 63 #define timespecsubt(tvp, uvp, vvp) \ 64 do { \ 65 (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \ 66 (vvp)->tv_nsec = (tvp)->tv_nsec - (uvp)->tv_nsec; \ 67 if ((vvp)->tv_nsec < 0) { \ 68 (vvp)->tv_sec--; \ 69 (vvp)->tv_nsec += 1000000000; \ 70 } \ 71 } while (0) 72 73 #define S_NONE 0 74 #define S_SCE 1 75 #define S_SCX 2 76 #define S_EXIT 3 77 #define S_SIG 4 78 #define S_EXEC 5 79