ramdata.c revision 53e568b1ee489fdac00d297d895e708230548b79
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.3 */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include <libproc.h>
#include "ramdata.h"
#include "proto.h"
#include "htbl.h"
/*
* ramdata.c -- read/write data definitions are collected here.
* Default initialization of zero applies in all cases.
*/
thread_key_t private_key; /* set by thr_keycreate() */
char *command; /* name of command ("truss") */
int interrupt; /* interrupt signal was received */
int sigusr1; /* received SIGUSR1 (release process) */
int sfd; /* shared tmp file descriptor */
pid_t created; /* if process was created, its process id */
uid_t Euid; /* truss's effective uid */
uid_t Egid; /* truss's effective gid */
uid_t Ruid; /* truss's real uid */
uid_t Rgid; /* truss's real gid */
prcred_t credentials; /* traced process credentials */
int istty; /* TRUE iff output is a tty */
time_t starttime; /* start time */
int Fflag; /* option flags from getopt() */
int fflag;
int cflag;
int aflag;
int eflag;
int iflag;
int lflag;
int tflag;
int pflag;
int sflag;
int mflag;
int oflag;
int vflag;
int xflag;
int hflag;
int dflag;
int Dflag;
int Eflag;
int Tflag;
int Sflag;
int Mflag;
sysset_t trace; /* sys calls to trace */
sysset_t traceeven; /* sys calls to trace even if not reported */
sysset_t verbose; /* sys calls to be verbose about */
sysset_t rawout; /* sys calls to show in raw mode */
sigset_t signals; /* signals to trace */
fltset_t faults; /* faults to trace */
fileset_t readfd; /* read() file descriptors to dump */
fileset_t writefd; /* write() file descriptors to dump */
mutex_t truss_lock; /* protects almost everything */
cond_t truss_cv;
mutex_t count_lock; /* lock protecting count struct Cp */
htbl_t *fcall_tbl; /* ptr to hash tbl counting function calls */
int truss_nlwp; /* number of truss lwps */
int truss_maxlwp; /* number of entries in truss_lwpid */
lwpid_t *truss_lwpid; /* array of truss lwpid's */
struct counts *Cp; /* for counting: malloc() or shared memory */
struct global_psinfo *gps; /* contains global process information */
struct dynlib *Dyn; /* for tracing functions in shared libraries */
struct dynpat *Dynpat;
struct dynpat *Lastpat;
struct bkpt **bpt_hashtable; /* breakpoint hash table */
uint_t nthr_create; /* number of thr_create() calls seen so far */
struct callstack *callstack; /* the callstack array */
uint_t nstack; /* number of detected stacks */
rd_agent_t *Rdb_agent; /* run-time linker debug handle */
td_thragent_t *Thr_agent; /* thread debug handle */
int not_consist; /* used while rebuilding breakpoint table */
pid_t ancestor; /* top-level parent process id */
int descendent; /* TRUE iff descendent of top level */
int is_vfork_child; /* TRUE iff process is a vfork()ed child */
int ngrab; /* number of pid's that were grabbed */
struct ps_prochandle *Proc; /* global reference to process */
int data_model; /* PR_MODEL_LP64 or PR_MODEL_ILP32 */
long pagesize; /* bytes per page; should be per-process */
int exit_called; /* _exit() syscall was seen */
lwpid_t primary_lwp; /* representative lwp on process grab */
sysset_t syshang; /* sys calls to make process hang */
sigset_t sighang; /* signals to make process hang */
fltset_t flthang; /* faults to make process hang */
sigset_t emptyset; /* no signals, for thr_sigsetmask() */
sigset_t fillset; /* all signals, for thr_sigsetmask() */
int leave_hung; /* if TRUE, leave the process hung */