90 lines
2.6 KiB
C
90 lines
2.6 KiB
C
/*
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* Copryight 2001 Jamey Wood
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/queue.h>
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#define FOLLOWFORKS 0x00000001
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#define RELATIVETIMESTAMPS 0x00000002
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#define ABSOLUTETIMESTAMPS 0x00000004
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#define NOSIGS 0x00000008
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#define EXECVEARGS 0x00000010
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#define EXECVEENVS 0x00000020
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#define COUNTONLY 0x00000040
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struct threadinfo
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{
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SLIST_ENTRY(threadinfo) entries;
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lwpid_t tid;
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int in_syscall;
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int in_fork;
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};
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struct trussinfo
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{
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int pid;
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int flags;
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int pr_why;
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int pr_data;
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int strsize;
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FILE *outfile;
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struct timespec start_time;
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struct timespec before;
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struct timespec after;
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struct threadinfo *curthread;
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SLIST_HEAD(, threadinfo) threadlist;
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};
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#define timespecsubt(tvp, uvp, vvp) \
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do { \
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(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \
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(vvp)->tv_nsec = (tvp)->tv_nsec - (uvp)->tv_nsec; \
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if ((vvp)->tv_nsec < 0) { \
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(vvp)->tv_sec--; \
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(vvp)->tv_nsec += 1000000000; \
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} \
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} while (0)
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#define timespecadd(tvp, uvp, vvp) \
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do { \
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(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec; \
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(vvp)->tv_nsec = (tvp)->tv_nsec + (uvp)->tv_nsec; \
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if ((vvp)->tv_nsec > 1000000000) { \
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(vvp)->tv_sec++; \
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(vvp)->tv_nsec -= 1000000000; \
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} \
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} while (0)
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#define S_NONE 0
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#define S_SCE 1
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#define S_SCX 2
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#define S_EXIT 3
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#define S_SIG 4
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#define S_EXEC 5
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