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Makefile
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Makefile.depend
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extern.h
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main.c
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setup.c
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syscall.h
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syscalls.c
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truss.1
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truss.h
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Editing: truss.h
/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright 2001 Jamey Wood * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #include <sys/queue.h> #define FOLLOWFORKS 0x00000001 #define RELATIVETIMESTAMPS 0x00000002 #define ABSOLUTETIMESTAMPS 0x00000004 #define NOSIGS 0x00000008 #define EXECVEARGS 0x00000010 #define EXECVEENVS 0x00000020 #define COUNTONLY 0x00000040 #define DISPLAYTIDS 0x00000080 struct procinfo; struct syscall; struct trussinfo; /* * The lookup of normal system calls are optimized by using a fixed * array for the first 1024 system calls that can be indexed directly. * Unknown system calls with other IDs are stored in a linked list. */ #define SYSCALL_NORMAL_COUNT 1024 struct extra_syscall { STAILQ_ENTRY(extra_syscall) entries; struct syscall *sc; u_int number; }; struct procabi { const char *type; enum sysdecode_abi abi; STAILQ_HEAD(, extra_syscall) extra_syscalls; struct syscall *syscalls[SYSCALL_NORMAL_COUNT]; }; /* * This is confusingly named. It holds per-thread state about the * currently executing system call. syscall.h defines a struct * syscall that holds metadata used to format system call arguments. * * NB: args[] stores the raw argument values (e.g. from registers) * passed to the system call. s_args[] stores a string representation * of a system call's arguments. These do not necessarily map one to * one. A system call description may omit individual arguments * (padding) or combine adjacent arguments (e.g. when passing an off_t * argument on a 32-bit system). The nargs member contains the count * of valid pointers in s_args[], not args[]. */ struct current_syscall { struct syscall *sc; unsigned int number; unsigned int nargs; unsigned long args[10]; char *s_args[10]; /* the printable arguments */ }; struct threadinfo { LIST_ENTRY(threadinfo) entries; struct procinfo *proc; lwpid_t tid; int in_syscall; struct current_syscall cs; struct timespec before; struct timespec after; }; struct procinfo { LIST_ENTRY(procinfo) entries; pid_t pid; struct procabi *abi; LIST_HEAD(, threadinfo) threadlist; }; struct trussinfo { int flags; int strsize; FILE *outfile; struct timespec start_time; struct threadinfo *curthread; LIST_HEAD(, procinfo) proclist; };
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