1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #ifndef _RAMDATA_H 32*0Sstevel@tonic-gate #define _RAMDATA_H 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.3 */ 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #ifdef __cplusplus 37*0Sstevel@tonic-gate extern "C" { 38*0Sstevel@tonic-gate #endif 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate /* 41*0Sstevel@tonic-gate * ramdata.h -- read/write data declarations. 42*0Sstevel@tonic-gate */ 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate #include <errno.h> 45*0Sstevel@tonic-gate #include <signal.h> 46*0Sstevel@tonic-gate #include <synch.h> 47*0Sstevel@tonic-gate #include <thread.h> 48*0Sstevel@tonic-gate #include <thread_db.h> 49*0Sstevel@tonic-gate #include "htbl.h" 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate /* 52*0Sstevel@tonic-gate * Set type for possible filedescriptors. 53*0Sstevel@tonic-gate */ 54*0Sstevel@tonic-gate #define NOFILES_MAX (64 * 1024) 55*0Sstevel@tonic-gate typedef struct { 56*0Sstevel@tonic-gate uint32_t word[(NOFILES_MAX+31)/32]; 57*0Sstevel@tonic-gate } fileset_t; 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate /* 60*0Sstevel@tonic-gate * Previous stop state enumeration (used by signalled() and requested()). 61*0Sstevel@tonic-gate */ 62*0Sstevel@tonic-gate #define SLEEPING 1 63*0Sstevel@tonic-gate #define JOBSIG 2 64*0Sstevel@tonic-gate #define JOBSTOP 3 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate /* 67*0Sstevel@tonic-gate * Simple convenience. 68*0Sstevel@tonic-gate */ 69*0Sstevel@tonic-gate #ifdef TRUE 70*0Sstevel@tonic-gate #undef TRUE 71*0Sstevel@tonic-gate #endif 72*0Sstevel@tonic-gate #ifdef FALSE 73*0Sstevel@tonic-gate #undef FALSE 74*0Sstevel@tonic-gate #endif 75*0Sstevel@tonic-gate #define TRUE 1 76*0Sstevel@tonic-gate #define FALSE 0 77*0Sstevel@tonic-gate 78*0Sstevel@tonic-gate /* 79*0Sstevel@tonic-gate * Definition of private data. See get_private(). 80*0Sstevel@tonic-gate */ 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate #define IOBSIZE 12 /* number of bytes shown by prt_iob() */ 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate #define CACHE_LN_SZ 64 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate typedef struct private { 87*0Sstevel@tonic-gate struct ps_lwphandle *Lwp; /* non-NULL for each lwp controller */ 88*0Sstevel@tonic-gate const lwpstatus_t *lwpstat; /* lwp status information while stopped */ 89*0Sstevel@tonic-gate int length; /* length of printf() output so far */ 90*0Sstevel@tonic-gate pid_t child; /* pid of fork()ed child process */ 91*0Sstevel@tonic-gate char pname[32]; /* formatted pid/tid of controlled lwp */ 92*0Sstevel@tonic-gate struct { /* remembered parameters for make_pname() */ 93*0Sstevel@tonic-gate int ff; 94*0Sstevel@tonic-gate int lf; 95*0Sstevel@tonic-gate pid_t pid; 96*0Sstevel@tonic-gate id_t lwpid; 97*0Sstevel@tonic-gate id_t tid; 98*0Sstevel@tonic-gate } pparam; 99*0Sstevel@tonic-gate int Errno; /* errno for controlled process's syscall */ 100*0Sstevel@tonic-gate int ErrPriv; /* privilege missing for last syscall */ 101*0Sstevel@tonic-gate long Rval1; /* rval1 (%r0) for syscall */ 102*0Sstevel@tonic-gate long Rval2; /* rval2 (%r1) for syscall */ 103*0Sstevel@tonic-gate timestruc_t syslast; /* most recent value of stime */ 104*0Sstevel@tonic-gate timestruc_t usrlast; /* most recent value of utime */ 105*0Sstevel@tonic-gate long sys_args[9]; /* the arguments to the last syscall */ 106*0Sstevel@tonic-gate int sys_nargs; /* number of arguments to the last syscall */ 107*0Sstevel@tonic-gate int sys_indirect; /* if TRUE, this is an indirect system call */ 108*0Sstevel@tonic-gate char sys_name[12]; /* name of unknown system call */ 109*0Sstevel@tonic-gate char raw_sig_name[SIG2STR_MAX+4]; /* name of known signal */ 110*0Sstevel@tonic-gate char sig_name[12]; /* name of unknown signal */ 111*0Sstevel@tonic-gate char flt_name[12]; /* name of unknown fault */ 112*0Sstevel@tonic-gate char *sys_path; /* first pathname given to syscall */ 113*0Sstevel@tonic-gate size_t sys_psize; /* sizeof(*sys_path) */ 114*0Sstevel@tonic-gate int sys_valid; /* pathname was fetched and is valid */ 115*0Sstevel@tonic-gate char *sys_string; /* buffer for formatted syscall string */ 116*0Sstevel@tonic-gate size_t sys_ssize; /* sizeof(*sys_string) */ 117*0Sstevel@tonic-gate size_t sys_leng; /* strlen(sys_string) */ 118*0Sstevel@tonic-gate char *exec_string; /* copy of sys_string for exec() only */ 119*0Sstevel@tonic-gate char exec_pname[32]; /* formatted pid for exec() only */ 120*0Sstevel@tonic-gate id_t exec_lwpid; /* lwpid that performed the exec */ 121*0Sstevel@tonic-gate char *str_buffer; /* fetchstring() buffer */ 122*0Sstevel@tonic-gate size_t str_bsize; /* sizeof(*str_buffer) */ 123*0Sstevel@tonic-gate char iob_buf[2*IOBSIZE+8]; /* where prt_iob() leaves its stuff */ 124*0Sstevel@tonic-gate char code_buf[160]; /* for symbolic arguments, e.g., ioctl codes */ 125*0Sstevel@tonic-gate int recur; /* show_strioctl() -- to prevent recursion */ 126*0Sstevel@tonic-gate int seconds; /* seconds, fraction for timestamps */ 127*0Sstevel@tonic-gate int fraction; /* fraction in 1/10 milliseconds */ 128*0Sstevel@tonic-gate } private_t; 129*0Sstevel@tonic-gate 130*0Sstevel@tonic-gate extern thread_key_t private_key; /* set by thr_keycreate() */ 131*0Sstevel@tonic-gate 132*0Sstevel@tonic-gate extern char *command; /* name of command ("truss") */ 133*0Sstevel@tonic-gate extern int interrupt; /* interrupt signal was received */ 134*0Sstevel@tonic-gate extern int sigusr1; /* received SIGUSR1 (release process) */ 135*0Sstevel@tonic-gate extern int sfd; /* file descriptor to shared tmp file */ 136*0Sstevel@tonic-gate extern pid_t created; /* if process was created, its process id */ 137*0Sstevel@tonic-gate extern uid_t Euid; /* truss's effective uid */ 138*0Sstevel@tonic-gate extern uid_t Egid; /* truss's effective gid */ 139*0Sstevel@tonic-gate extern uid_t Ruid; /* truss's real uid */ 140*0Sstevel@tonic-gate extern uid_t Rgid; /* truss's real gid */ 141*0Sstevel@tonic-gate extern prcred_t credentials; /* traced process credentials */ 142*0Sstevel@tonic-gate extern int istty; /* TRUE iff output is a tty */ 143*0Sstevel@tonic-gate extern time_t starttime; /* start time */ 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate extern int Fflag; /* option flags from getopt() */ 146*0Sstevel@tonic-gate extern int fflag; 147*0Sstevel@tonic-gate extern int cflag; 148*0Sstevel@tonic-gate extern int aflag; 149*0Sstevel@tonic-gate extern int eflag; 150*0Sstevel@tonic-gate extern int iflag; 151*0Sstevel@tonic-gate extern int lflag; 152*0Sstevel@tonic-gate extern int tflag; 153*0Sstevel@tonic-gate extern int pflag; 154*0Sstevel@tonic-gate extern int sflag; 155*0Sstevel@tonic-gate extern int mflag; 156*0Sstevel@tonic-gate extern int oflag; 157*0Sstevel@tonic-gate extern int vflag; 158*0Sstevel@tonic-gate extern int xflag; 159*0Sstevel@tonic-gate extern int hflag; 160*0Sstevel@tonic-gate 161*0Sstevel@tonic-gate extern int dflag; 162*0Sstevel@tonic-gate extern int Dflag; 163*0Sstevel@tonic-gate extern int Eflag; 164*0Sstevel@tonic-gate extern int Tflag; 165*0Sstevel@tonic-gate extern int Sflag; 166*0Sstevel@tonic-gate extern int Mflag; 167*0Sstevel@tonic-gate 168*0Sstevel@tonic-gate extern sysset_t trace; /* sys calls to trace */ 169*0Sstevel@tonic-gate extern sysset_t traceeven; /* sys calls to trace even if not reported */ 170*0Sstevel@tonic-gate extern sysset_t verbose; /* sys calls to be verbose about */ 171*0Sstevel@tonic-gate extern sysset_t rawout; /* sys calls to show in raw mode */ 172*0Sstevel@tonic-gate extern sigset_t signals; /* signals to trace */ 173*0Sstevel@tonic-gate extern fltset_t faults; /* faults to trace */ 174*0Sstevel@tonic-gate extern fileset_t readfd; /* read() file descriptors to dump */ 175*0Sstevel@tonic-gate extern fileset_t writefd; /* write() file descriptors to dump */ 176*0Sstevel@tonic-gate 177*0Sstevel@tonic-gate #pragma align CACHE_LN_SZ(truss_lock, count_lock) 178*0Sstevel@tonic-gate extern mutex_t truss_lock; /* protects almost everything */ 179*0Sstevel@tonic-gate extern cond_t truss_cv; /* condition variable associated w truss_lock */ 180*0Sstevel@tonic-gate extern mutex_t count_lock; /* lock protecting count struct Cp */ 181*0Sstevel@tonic-gate 182*0Sstevel@tonic-gate extern htbl_t *fcall_tbl; /* function call hash table (per-proc) */ 183*0Sstevel@tonic-gate 184*0Sstevel@tonic-gate extern int truss_nlwp; /* number of truss lwps */ 185*0Sstevel@tonic-gate extern int truss_maxlwp; /* number of entries in truss_lwpid */ 186*0Sstevel@tonic-gate extern lwpid_t *truss_lwpid; /* array of truss lwpid's */ 187*0Sstevel@tonic-gate 188*0Sstevel@tonic-gate 189*0Sstevel@tonic-gate struct syscount { 190*0Sstevel@tonic-gate long count; /* system call count */ 191*0Sstevel@tonic-gate long error; /* system call errors */ 192*0Sstevel@tonic-gate timestruc_t stime; /* time spent in system call */ 193*0Sstevel@tonic-gate }; 194*0Sstevel@tonic-gate 195*0Sstevel@tonic-gate struct counts { /* structure for keeping counts */ 196*0Sstevel@tonic-gate long sigcount[PRMAXSIG+1]; /* signals count [0..PRMAXSIG] */ 197*0Sstevel@tonic-gate long fltcount[PRMAXFAULT+1]; /* faults count [0..MAXFAULT] */ 198*0Sstevel@tonic-gate struct syscount *syscount[PRMAXSYS+1]; 199*0Sstevel@tonic-gate timestruc_t systotal; /* total time spent in kernel */ 200*0Sstevel@tonic-gate timestruc_t usrtotal; /* total time spent in user mode */ 201*0Sstevel@tonic-gate timestruc_t basetime; /* base time for timestamps */ 202*0Sstevel@tonic-gate }; 203*0Sstevel@tonic-gate 204*0Sstevel@tonic-gate struct global_psinfo { 205*0Sstevel@tonic-gate mutex_t fork_lock; /* protects list of truss pids */ 206*0Sstevel@tonic-gate cond_t fork_cv; 207*0Sstevel@tonic-gate char p1[CACHE_LN_SZ - (sizeof (mutex_t) + sizeof (cond_t))]; 208*0Sstevel@tonic-gate mutex_t ps_mutex0; /* see ipc.c:Ecritical */ 209*0Sstevel@tonic-gate char p2[CACHE_LN_SZ - sizeof (mutex_t)]; 210*0Sstevel@tonic-gate mutex_t ps_mutex1; /* see ipc.c:Ecritical */ 211*0Sstevel@tonic-gate char p3[CACHE_LN_SZ - sizeof (mutex_t)]; 212*0Sstevel@tonic-gate pid_t fork_pid; 213*0Sstevel@tonic-gate pid_t tpid[1000]; /* truss process pid */ 214*0Sstevel@tonic-gate pid_t spid[1000]; /* subject process pid */ 215*0Sstevel@tonic-gate const char *lwps[1000]; /* optional lwp list */ 216*0Sstevel@tonic-gate }; 217*0Sstevel@tonic-gate 218*0Sstevel@tonic-gate extern struct counts *Cp; /* for counting: malloc() or shared memory */ 219*0Sstevel@tonic-gate extern struct global_psinfo *gps; /* ptr to global_psinfo struct */ 220*0Sstevel@tonic-gate 221*0Sstevel@tonic-gate struct bkpt { /* to describe one function's entry point */ 222*0Sstevel@tonic-gate struct bkpt *next; /* hash table linked list */ 223*0Sstevel@tonic-gate char *sym_name; /* function name */ 224*0Sstevel@tonic-gate struct dynlib *dyn; /* enclosing library */ 225*0Sstevel@tonic-gate uintptr_t addr; /* function address, breakpointed */ 226*0Sstevel@tonic-gate ulong_t instr; /* original instruction at addr */ 227*0Sstevel@tonic-gate int flags; /* see below */ 228*0Sstevel@tonic-gate }; 229*0Sstevel@tonic-gate #define BPT_HANG 0x01 /* leave stopped and abandoned when called */ 230*0Sstevel@tonic-gate #define BPT_EXCLUDE 0x02 /* function found but is being excluded */ 231*0Sstevel@tonic-gate #define BPT_INTERNAL 0x04 /* trace internal calls on this function */ 232*0Sstevel@tonic-gate #define BPT_ACTIVE 0x08 /* function breakpoint is set in process */ 233*0Sstevel@tonic-gate #define BPT_PREINIT 0x10 /* PREINIT event in ld.so.1 */ 234*0Sstevel@tonic-gate #define BPT_POSTINIT 0x20 /* POSTINIT event in ld.so.1 */ 235*0Sstevel@tonic-gate #define BPT_DLACTIVITY 0x40 /* DLACTIVITY event in ld.so.1 */ 236*0Sstevel@tonic-gate #define BPT_TD_CREATE 0x80 /* TD_CREATE threading event */ 237*0Sstevel@tonic-gate 238*0Sstevel@tonic-gate struct dynlib { /* structure for tracing functions */ 239*0Sstevel@tonic-gate struct dynlib *next; 240*0Sstevel@tonic-gate char *lib_name; /* full library name */ 241*0Sstevel@tonic-gate char *match_name; /* library name used in name matching */ 242*0Sstevel@tonic-gate char *prt_name; /* library name for printing */ 243*0Sstevel@tonic-gate int built; /* if true, bkpt list has been built */ 244*0Sstevel@tonic-gate uintptr_t base; /* library's mapping base */ 245*0Sstevel@tonic-gate size_t size; /* library's mapping size */ 246*0Sstevel@tonic-gate }; 247*0Sstevel@tonic-gate 248*0Sstevel@tonic-gate struct dynpat { /* structure specifying patterns for dynlib's */ 249*0Sstevel@tonic-gate struct dynpat *next; 250*0Sstevel@tonic-gate const char **libpat; /* array of patterns for library names */ 251*0Sstevel@tonic-gate const char **sympat; /* array of patterns for symbol names */ 252*0Sstevel@tonic-gate int nlibpat; /* number of library patterns */ 253*0Sstevel@tonic-gate int nsympat; /* number of symbol patterns */ 254*0Sstevel@tonic-gate char flag; /* 0 or BPT_HANG */ 255*0Sstevel@tonic-gate char exclude_lib; /* if true, exclude these libraries */ 256*0Sstevel@tonic-gate char exclude; /* if true, exclude these functions */ 257*0Sstevel@tonic-gate char internal; /* if true, trace internal calls */ 258*0Sstevel@tonic-gate struct dynlib *Dp; /* set to the dynlib instance when searching */ 259*0Sstevel@tonic-gate }; 260*0Sstevel@tonic-gate 261*0Sstevel@tonic-gate extern struct dynlib *Dyn; /* for tracing functions in shared libraries */ 262*0Sstevel@tonic-gate extern struct dynpat *Dynpat; 263*0Sstevel@tonic-gate extern struct dynpat *Lastpat; 264*0Sstevel@tonic-gate extern struct bkpt **bpt_hashtable; /* breakpoint hash table */ 265*0Sstevel@tonic-gate extern uint_t nthr_create; /* number of thr_create() calls seen so far */ 266*0Sstevel@tonic-gate 267*0Sstevel@tonic-gate struct callstack { 268*0Sstevel@tonic-gate struct callstack *next; 269*0Sstevel@tonic-gate uintptr_t stkbase; /* stkbase < stkend */ 270*0Sstevel@tonic-gate uintptr_t stkend; /* stkend == base + size */ 271*0Sstevel@tonic-gate prgreg_t tref; /* %g7 (sparc) or %gs (intel) */ 272*0Sstevel@tonic-gate id_t tid; /* thread-id */ 273*0Sstevel@tonic-gate uint_t nthr_create; /* value of nthr_create last time we looked */ 274*0Sstevel@tonic-gate uint_t ncall; /* number of elements in stack */ 275*0Sstevel@tonic-gate uint_t maxcall; /* max elements in stack (malloc'd) */ 276*0Sstevel@tonic-gate struct { 277*0Sstevel@tonic-gate uintptr_t sp; /* %sp for function call */ 278*0Sstevel@tonic-gate uintptr_t pc; /* value of the return %pc */ 279*0Sstevel@tonic-gate struct bkpt *fcn; /* name of function called */ 280*0Sstevel@tonic-gate } *stack; /* pointer to the call stack info */ 281*0Sstevel@tonic-gate }; 282*0Sstevel@tonic-gate 283*0Sstevel@tonic-gate extern struct callstack *callstack; /* the callstack list */ 284*0Sstevel@tonic-gate extern uint_t nstack; /* number of detected stacks */ 285*0Sstevel@tonic-gate extern rd_agent_t *Rdb_agent; /* run-time linker debug handle */ 286*0Sstevel@tonic-gate extern td_thragent_t *Thr_agent; /* thread debug handle */ 287*0Sstevel@tonic-gate extern int not_consist; /* used while rebuilding breakpoint table */ 288*0Sstevel@tonic-gate 289*0Sstevel@tonic-gate extern pid_t ancestor; /* top-level parent process id */ 290*0Sstevel@tonic-gate extern int descendent; /* TRUE iff descendent of top level */ 291*0Sstevel@tonic-gate extern int is_vfork_child; /* TRUE iff process is a vfork()ed child */ 292*0Sstevel@tonic-gate 293*0Sstevel@tonic-gate extern int ngrab; /* number of pid's that were grabbed */ 294*0Sstevel@tonic-gate 295*0Sstevel@tonic-gate extern struct ps_prochandle *Proc; /* global reference to process */ 296*0Sstevel@tonic-gate extern int data_model; /* PR_MODEL_LP64 or PR_MODEL_ILP32 */ 297*0Sstevel@tonic-gate 298*0Sstevel@tonic-gate extern long pagesize; /* bytes per page; should be per-process */ 299*0Sstevel@tonic-gate 300*0Sstevel@tonic-gate extern int exit_called; /* _exit() syscall was seen */ 301*0Sstevel@tonic-gate 302*0Sstevel@tonic-gate extern lwpid_t primary_lwp; /* representative lwp on process grab */ 303*0Sstevel@tonic-gate 304*0Sstevel@tonic-gate extern sysset_t syshang; /* sys calls to make process hang */ 305*0Sstevel@tonic-gate extern sigset_t sighang; /* signals to make process hang */ 306*0Sstevel@tonic-gate extern fltset_t flthang; /* faults to make process hang */ 307*0Sstevel@tonic-gate 308*0Sstevel@tonic-gate extern int leave_hung; /* if TRUE, leave the process hung */ 309*0Sstevel@tonic-gate 310*0Sstevel@tonic-gate 311*0Sstevel@tonic-gate #ifdef __cplusplus 312*0Sstevel@tonic-gate } 313*0Sstevel@tonic-gate #endif 314*0Sstevel@tonic-gate 315*0Sstevel@tonic-gate #endif /* _RAMDATA_H */ 316