blob: badcba6fc679c7dea593d7f39d40521a601b3796 [file] [log] [blame]
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001/*
2 * Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
3 * Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
4 * Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +00005 * Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl>
6 * Copyright (c) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
7 * Linux for s390 port by D.J. Barrow
8 * <barrow_dj@mail.yahoo.com,djbarrow@de.ibm.com>
Wichert Akkermanccef6372002-05-01 16:39:22 +00009 * Copyright (c) 2000 PocketPenguins Inc. Linux for Hitachi SuperH
10 * port by Greg Banks <gbanks@pocketpenguins.com>
11
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +000012 *
Wichert Akkerman76baf7c1999-02-19 00:21:36 +000013 * All rights reserved.
14 *
15 * Redistribution and use in source and binary forms, with or without
16 * modification, are permitted provided that the following conditions
17 * are met:
18 * 1. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution.
23 * 3. The name of the author may not be used to endorse or promote products
24 * derived from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
27 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
28 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
29 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
30 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
31 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
35 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * $Id$
38 */
39
40#include "defs.h"
41
42#include <fcntl.h>
43#include <sys/stat.h>
44#include <sys/time.h>
45#include <sys/wait.h>
46#include <sys/resource.h>
47#include <sys/utsname.h>
48#include <sys/user.h>
49#include <sys/syscall.h>
50#include <signal.h>
51#ifdef SUNOS4
52#include <machine/reg.h>
53#endif /* SUNOS4 */
54
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +000055#ifdef FREEBSD
56#include <sys/ptrace.h>
57#endif
58
Wichert Akkerman00a82ee2001-03-28 20:29:17 +000059#if HAVE_ASM_REG_H
Roland McGrath6d1a65c2004-07-12 07:44:08 +000060#if defined (SPARC) || defined (SPARC64)
Wichert Akkerman00a82ee2001-03-28 20:29:17 +000061# define fpq kernel_fpq
62# define fq kernel_fq
63# define fpu kernel_fpu
Roland McGrath6d1a65c2004-07-12 07:44:08 +000064#endif /* SPARC || SPARC64 */
Wichert Akkerman00a82ee2001-03-28 20:29:17 +000065#include <asm/reg.h>
Roland McGrath6d1a65c2004-07-12 07:44:08 +000066#if defined (SPARC) || defined (SPARC64)
Wichert Akkerman00a82ee2001-03-28 20:29:17 +000067# undef fpq
68# undef fq
Roland McGrath5a223472002-12-15 23:58:26 +000069# undef fpu
Roland McGrath6d1a65c2004-07-12 07:44:08 +000070#endif /* SPARC || SPARC64 */
Wichert Akkerman00a82ee2001-03-28 20:29:17 +000071#endif /* HAVE_ASM_REG_H */
72
Wichert Akkerman36915a11999-07-13 15:45:02 +000073#ifdef HAVE_SYS_REG_H
Wichert Akkerman76baf7c1999-02-19 00:21:36 +000074# include <sys/reg.h>
Wichert Akkerman15dea971999-10-06 13:06:34 +000075#ifndef PTRACE_PEEKUSR
Wichert Akkerman76baf7c1999-02-19 00:21:36 +000076# define PTRACE_PEEKUSR PTRACE_PEEKUSER
Wichert Akkerman15dea971999-10-06 13:06:34 +000077#endif
78#ifndef PTRACE_POKEUSR
Wichert Akkerman76baf7c1999-02-19 00:21:36 +000079# define PTRACE_POKEUSR PTRACE_POKEUSER
80#endif
Wichert Akkerman15dea971999-10-06 13:06:34 +000081#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +000082
Roland McGrath5bd7cf82003-01-24 04:31:18 +000083#ifdef HAVE_LINUX_PTRACE_H
84#undef PTRACE_SYSCALL
Roland McGrathfb1bc072004-03-01 21:29:24 +000085# ifdef HAVE_STRUCT_IA64_FPREG
86# define ia64_fpreg XXX_ia64_fpreg
87# endif
88# ifdef HAVE_STRUCT_PT_ALL_USER_REGS
89# define pt_all_user_regs XXX_pt_all_user_regs
90# endif
Roland McGrath5bd7cf82003-01-24 04:31:18 +000091#include <linux/ptrace.h>
Roland McGrathfb1bc072004-03-01 21:29:24 +000092# undef ia64_fpreg
93# undef pt_all_user_regs
Roland McGrath5bd7cf82003-01-24 04:31:18 +000094#endif
95
Roland McGrath6d1a65c2004-07-12 07:44:08 +000096#if defined (LINUX) && defined (SPARC64)
97# define r_pc r_tpc
98# undef PTRACE_GETREGS
99# define PTRACE_GETREGS PTRACE_GETREGS64
100# undef PTRACE_SETREGS
101# define PTRACE_SETREGS PTRACE_SETREGS64
102#endif /* LINUX && SPARC64 */
103
Roland McGrath5a223472002-12-15 23:58:26 +0000104#ifdef HAVE_LINUX_FUTEX_H
105#include <linux/futex.h>
106#endif
107#if defined LINUX
108# ifndef FUTEX_WAIT
109# define FUTEX_WAIT 0
110# endif
111# ifndef FUTEX_WAKE
112# define FUTEX_WAKE 1
113# endif
114# ifndef FUTEX_FD
115# define FUTEX_FD 2
116# endif
Roland McGrath88812d62003-06-26 22:27:23 +0000117# ifndef FUTEX_REQUEUE
118# define FUTEX_REQUEUE 3
119# endif
Roland McGrath5a223472002-12-15 23:58:26 +0000120#endif
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000121
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000122#ifdef LINUX
Roland McGrath279d3782004-03-01 20:27:37 +0000123#include <sched.h>
Wichert Akkerman2e2553a1999-05-09 00:29:58 +0000124#include <asm/posix_types.h>
125#undef GETGROUPS_T
126#define GETGROUPS_T __kernel_gid_t
Roland McGrath83bd47a2003-11-13 22:32:26 +0000127#undef GETGROUPS32_T
128#define GETGROUPS32_T __kernel_gid32_t
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000129#endif /* LINUX */
130
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +0000131#if defined(LINUX) && defined(IA64)
132# include <asm/ptrace_offsets.h>
133# include <asm/rse.h>
134#endif
135
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000136#ifdef HAVE_PRCTL
137#include <sys/prctl.h>
138#endif
139
140#ifndef WCOREDUMP
141#define WCOREDUMP(status) ((status) & 0200)
142#endif
143
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000144/* WTA: this was `&& !defined(LINUXSPARC)', this seems unneeded though? */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000145#if defined(HAVE_PRCTL)
Roland McGrathd9f816f2004-09-04 03:39:20 +0000146static const struct xlat prctl_options[] = {
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000147#ifdef PR_MAXPROCS
148 { PR_MAXPROCS, "PR_MAXPROCS" },
149#endif
150#ifdef PR_ISBLOCKED
151 { PR_ISBLOCKED, "PR_ISBLOCKED" },
152#endif
153#ifdef PR_SETSTACKSIZE
154 { PR_SETSTACKSIZE, "PR_SETSTACKSIZE" },
155#endif
156#ifdef PR_GETSTACKSIZE
157 { PR_GETSTACKSIZE, "PR_GETSTACKSIZE" },
158#endif
159#ifdef PR_MAXPPROCS
160 { PR_MAXPPROCS, "PR_MAXPPROCS" },
161#endif
162#ifdef PR_UNBLKONEXEC
163 { PR_UNBLKONEXEC, "PR_UNBLKONEXEC" },
164#endif
165#ifdef PR_ATOMICSIM
166 { PR_ATOMICSIM, "PR_ATOMICSIM" },
167#endif
168#ifdef PR_SETEXITSIG
169 { PR_SETEXITSIG, "PR_SETEXITSIG" },
170#endif
171#ifdef PR_RESIDENT
172 { PR_RESIDENT, "PR_RESIDENT" },
173#endif
174#ifdef PR_ATTACHADDR
175 { PR_ATTACHADDR, "PR_ATTACHADDR" },
176#endif
177#ifdef PR_DETACHADDR
178 { PR_DETACHADDR, "PR_DETACHADDR" },
179#endif
180#ifdef PR_TERMCHILD
181 { PR_TERMCHILD, "PR_TERMCHILD" },
182#endif
183#ifdef PR_GETSHMASK
184 { PR_GETSHMASK, "PR_GETSHMASK" },
185#endif
186#ifdef PR_GETNSHARE
187 { PR_GETNSHARE, "PR_GETNSHARE" },
188#endif
189#if defined(PR_SET_PDEATHSIG)
190 { PR_SET_PDEATHSIG, "PR_SET_PDEATHSIG" },
191#endif
Wichert Akkerman8829a551999-06-11 13:18:40 +0000192#ifdef PR_COREPID
193 { PR_COREPID, "PR_COREPID" },
194#endif
195#ifdef PR_ATTACHADDRPERM
196 { PR_ATTACHADDRPERM, "PR_ATTACHADDRPERM" },
197#endif
198#ifdef PR_PTHREADEXIT
199 { PR_PTHREADEXIT, "PR_PTHREADEXIT" },
200#endif
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +0000201#ifdef PR_SET_PDEATHSIG
202 { PR_SET_PDEATHSIG, "PR_SET_PDEATHSIG" },
203#endif
204#ifdef PR_GET_PDEATHSIG
205 { PR_GET_PDEATHSIG, "PR_GET_PDEATHSIG" },
206#endif
Wichert Akkerman5ae21ea2000-05-01 01:53:59 +0000207#ifdef PR_GET_UNALIGN
208 { PR_GET_UNALIGN, "PR_GET_UNALIGN" },
209#endif
210#ifdef PR_SET_UNALIGN
211 { PR_SET_UNALIGN, "PR_SET_UNALIGN" },
212#endif
213#ifdef PR_GET_KEEPCAPS
214 { PR_GET_KEEPCAPS, "PR_GET_KEEP_CAPS" },
215#endif
216#ifdef PR_SET_KEEPCAPS
217 { PR_SET_KEEPCAPS, "PR_SET_KEEP_CAPS" },
218#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000219 { 0, NULL },
220};
221
Wichert Akkerman5ae21ea2000-05-01 01:53:59 +0000222
223const char *
224unalignctl_string (unsigned int ctl)
225{
226 static char buf[16];
227
228 switch (ctl) {
229#ifdef PR_UNALIGN_NOPRINT
230 case PR_UNALIGN_NOPRINT:
231 return "NOPRINT";
232#endif
233#ifdef PR_UNALIGN_SIGBUS
234 case PR_UNALIGN_SIGBUS:
235 return "SIGBUS";
236#endif
237 default:
238 break;
239 }
240 sprintf(buf, "%x", ctl);
241 return buf;
242}
243
244
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000245int
246sys_prctl(tcp)
247struct tcb *tcp;
248{
249 int i;
250
251 if (entering(tcp)) {
252 printxval(prctl_options, tcp->u_arg[0], "PR_???");
253 switch (tcp->u_arg[0]) {
254#ifdef PR_GETNSHARE
255 case PR_GETNSHARE:
256 break;
257#endif
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +0000258#ifdef PR_SET_DEATHSIG
259 case PR_GET_PDEATHSIG:
260 break;
261#endif
Wichert Akkerman5ae21ea2000-05-01 01:53:59 +0000262#ifdef PR_SET_UNALIGN
263 case PR_SET_UNALIGN:
264 tprintf(", %s", unalignctl_string(tcp->u_arg[1]));
265 break;
266#endif
267#ifdef PR_GET_UNALIGN
268 case PR_GET_UNALIGN:
269 tprintf(", %#lx", tcp->u_arg[1]);
270 break;
271#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000272 default:
273 for (i = 1; i < tcp->u_nargs; i++)
274 tprintf(", %#lx", tcp->u_arg[i]);
275 break;
276 }
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +0000277 } else {
278 switch (tcp->u_arg[0]) {
279#ifdef PR_GET_PDEATHSIG
280 case PR_GET_PDEATHSIG:
281 for (i=1; i<tcp->u_nargs; i++)
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +0000282 tprintf(", %#lx", tcp->u_arg[i]);
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +0000283 break;
284#endif
Wichert Akkerman5ae21ea2000-05-01 01:53:59 +0000285#ifdef PR_SET_UNALIGN
286 case PR_SET_UNALIGN:
287 break;
288#endif
289#ifdef PR_GET_UNALIGN
290 case PR_GET_UNALIGN:
291 {
292 int ctl;
293
294 umove(tcp, tcp->u_arg[1], &ctl);
295 tcp->auxstr = unalignctl_string(ctl);
296 return RVAL_STR;
297 }
298#endif
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +0000299 default:
300 break;
301 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000302 }
303 return 0;
304}
305
306#endif /* HAVE_PRCTL */
307
308int
309sys_gethostid(tcp)
310struct tcb *tcp;
311{
312 if (exiting(tcp))
313 return RVAL_HEX;
314 return 0;
315}
316
317int
318sys_sethostname(tcp)
319struct tcb *tcp;
320{
321 if (entering(tcp)) {
322 printpathn(tcp, tcp->u_arg[0], tcp->u_arg[1]);
323 tprintf(", %lu", tcp->u_arg[1]);
324 }
325 return 0;
326}
327
328int
329sys_gethostname(tcp)
330struct tcb *tcp;
331{
332 if (exiting(tcp)) {
333 if (syserror(tcp))
334 tprintf("%#lx", tcp->u_arg[0]);
335 else
336 printpath(tcp, tcp->u_arg[0]);
337 tprintf(", %lu", tcp->u_arg[1]);
338 }
339 return 0;
340}
341
342int
343sys_setdomainname(tcp)
344struct tcb *tcp;
345{
346 if (entering(tcp)) {
347 printpathn(tcp, tcp->u_arg[0], tcp->u_arg[1]);
348 tprintf(", %lu", tcp->u_arg[1]);
349 }
350 return 0;
351}
352
Wichert Akkerman5daa0281999-03-15 19:49:42 +0000353#if !defined(LINUX)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000354
355int
356sys_getdomainname(tcp)
357struct tcb *tcp;
358{
359 if (exiting(tcp)) {
360 if (syserror(tcp))
361 tprintf("%#lx", tcp->u_arg[0]);
362 else
363 printpath(tcp, tcp->u_arg[0]);
364 tprintf(", %lu", tcp->u_arg[1]);
365 }
366 return 0;
367}
368#endif /* !LINUX */
369
370int
371sys_exit(tcp)
372struct tcb *tcp;
373{
374 if (exiting(tcp)) {
375 fprintf(stderr, "_exit returned!\n");
376 return -1;
377 }
378 /* special case: we stop tracing this process, finish line now */
379 tprintf("%ld) ", tcp->u_arg[0]);
380 tabto(acolumn);
381 tprintf("= ?");
382 printtrailer(tcp);
383 return 0;
384}
385
386int
387internal_exit(tcp)
388struct tcb *tcp;
389{
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000390 if (entering(tcp)) {
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000391 tcp->flags |= TCB_EXITING;
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000392#ifdef __NR_exit_group
Roland McGrath08267b82004-02-20 22:56:43 +0000393# ifdef IA64
394 if (ia32) {
395 if (tcp->scno == 252)
396 tcp->flags |= TCB_GROUP_EXITING;
397 } else
398# endif
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000399 if (tcp->scno == __NR_exit_group)
400 tcp->flags |= TCB_GROUP_EXITING;
401#endif
402 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000403 return 0;
404}
405
Roland McGrathee9d4352002-12-18 04:16:10 +0000406/* TCP is creating a child we want to follow.
407 If there will be space in tcbtab for it, set TCB_FOLLOWFORK and return 0.
408 If not, clear TCB_FOLLOWFORK, print an error, and return 1. */
409static int
410fork_tcb(struct tcb *tcp)
411{
412 if (nprocs == tcbtabsize) {
Roland McGrath7b54a7a2004-06-04 01:50:45 +0000413 if (expand_tcbtab()) {
Roland McGrathee9d4352002-12-18 04:16:10 +0000414 tcp->flags &= ~TCB_FOLLOWFORK;
415 fprintf(stderr, "sys_fork: tcb table full\n");
Roland McGrathee9d4352002-12-18 04:16:10 +0000416 }
Roland McGrathee9d4352002-12-18 04:16:10 +0000417 }
418
419 tcp->flags |= TCB_FOLLOWFORK;
420 return 0;
421}
422
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +0000423#ifdef USE_PROCFS
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000424
425int
426sys_fork(tcp)
427struct tcb *tcp;
428{
429 if (exiting(tcp)) {
430 if (getrval2(tcp)) {
431 tcp->auxstr = "child process";
432 return RVAL_UDECIMAL | RVAL_STR;
433 }
434 }
435 return 0;
436}
437
John Hughes4e36a812001-04-18 15:11:51 +0000438#if UNIXWARE > 2
439
440int
441sys_rfork(tcp)
442struct tcb *tcp;
443{
444 if (entering(tcp)) {
445 tprintf ("%ld", tcp->u_arg[0]);
446 }
447 else {
448 if (getrval2(tcp)) {
449 tcp->auxstr = "child process";
450 return RVAL_UDECIMAL | RVAL_STR;
451 }
452 }
453 return 0;
454}
455
456#endif
457
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000458int
459internal_fork(tcp)
460struct tcb *tcp;
461{
462 struct tcb *tcpchild;
463
464 if (exiting(tcp)) {
Roland McGrathf3a0e1b2003-02-20 02:45:22 +0000465#ifdef SYS_rfork
466 if (tcp->scno == SYS_rfork && !(tcp->u_arg[0]&RFPROC))
467 return 0;
468#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000469 if (getrval2(tcp))
470 return 0;
471 if (!followfork)
472 return 0;
Roland McGrathee9d4352002-12-18 04:16:10 +0000473 if (fork_tcb(tcp))
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000474 return 0;
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000475 if (syserror(tcp))
476 return 0;
477 if ((tcpchild = alloctcb(tcp->u_rval)) == NULL) {
478 fprintf(stderr, "sys_fork: tcb table full\n");
479 return 0;
480 }
Wichert Akkerman2e4ffe52000-09-03 23:57:48 +0000481 if (proc_open(tcpchild, 2) < 0)
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +0000482 droptcb(tcpchild);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000483 }
484 return 0;
485}
486
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +0000487#else /* !USE_PROCFS */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000488
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000489#ifdef LINUX
490
491/* defines copied from linux/sched.h since we can't include that
492 * ourselves (it conflicts with *lots* of libc includes)
493 */
494#define CSIGNAL 0x000000ff /* signal mask to be sent at exit */
495#define CLONE_VM 0x00000100 /* set if VM shared between processes */
496#define CLONE_FS 0x00000200 /* set if fs info shared between processes */
497#define CLONE_FILES 0x00000400 /* set if open files shared between processes */
498#define CLONE_SIGHAND 0x00000800 /* set if signal handlers shared */
Roland McGrath909875b2002-12-22 03:34:36 +0000499#define CLONE_IDLETASK 0x00001000 /* kernel-only flag */
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000500#define CLONE_PTRACE 0x00002000 /* set if we want to let tracing continue on the child too */
501#define CLONE_VFORK 0x00004000 /* set if the parent wants the child to wake it up on mm_release */
502#define CLONE_PARENT 0x00008000 /* set if we want to have the same parent as the cloner */
Roland McGrath909875b2002-12-22 03:34:36 +0000503#define CLONE_THREAD 0x00010000 /* Same thread group? */
504#define CLONE_NEWNS 0x00020000 /* New namespace group? */
505#define CLONE_SYSVSEM 0x00040000 /* share system V SEM_UNDO semantics */
506#define CLONE_SETTLS 0x00080000 /* create a new TLS for the child */
507#define CLONE_PARENT_SETTID 0x00100000 /* set the TID in the parent */
508#define CLONE_CHILD_CLEARTID 0x00200000 /* clear the TID in the child */
509#define CLONE_DETACHED 0x00400000 /* parent wants no child-exit signal */
510#define CLONE_UNTRACED 0x00800000 /* set if the tracing process can't force CLONE_PTRACE on this clone */
511#define CLONE_CHILD_SETTID 0x01000000 /* set the TID in the child */
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000512
Roland McGrathd9f816f2004-09-04 03:39:20 +0000513static const struct xlat clone_flags[] = {
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000514 { CLONE_VM, "CLONE_VM" },
515 { CLONE_FS, "CLONE_FS" },
516 { CLONE_FILES, "CLONE_FILES" },
517 { CLONE_SIGHAND, "CLONE_SIGHAND" },
Roland McGrath909875b2002-12-22 03:34:36 +0000518 { CLONE_IDLETASK, "CLONE_IDLETASK"},
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000519 { CLONE_PTRACE, "CLONE_PTRACE" },
520 { CLONE_VFORK, "CLONE_VFORK" },
521 { CLONE_PARENT, "CLONE_PARENT" },
Roland McGrath909875b2002-12-22 03:34:36 +0000522 { CLONE_THREAD, "CLONE_THREAD" },
523 { CLONE_NEWNS, "CLONE_NEWNS" },
524 { CLONE_SYSVSEM, "CLONE_SYSVSEM" },
525 { CLONE_SETTLS, "CLONE_SETTLS" },
526 { CLONE_PARENT_SETTID,"CLONE_PARENT_SETTID" },
527 { CLONE_CHILD_CLEARTID,"CLONE_CHILD_CLEARTID" },
528 { CLONE_DETACHED, "CLONE_DETACHED" },
529 { CLONE_UNTRACED, "CLONE_UNTRACED" },
530 { CLONE_CHILD_SETTID,"CLONE_CHILD_SETTID" },
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000531 { 0, NULL },
532};
533
Roland McGrath909875b2002-12-22 03:34:36 +0000534# ifdef I386
535# include <asm/ldt.h>
Roland McGrath7decfb22004-03-01 22:10:52 +0000536# ifdef HAVE_STRUCT_USER_DESC
537# define modify_ldt_ldt_s user_desc
538# endif
Roland McGrath909875b2002-12-22 03:34:36 +0000539extern void print_ldt_entry();
540# endif
541
Roland McGrath9677b3a2003-03-12 09:54:36 +0000542# if defined IA64
543# define ARG_FLAGS 0
544# define ARG_STACK 1
545# define ARG_STACKSIZE (tcp->scno == SYS_clone2 ? 2 : -1)
Roland McGrathc03981d2003-03-14 10:32:36 +0000546# define ARG_PTID (tcp->scno == SYS_clone2 ? 3 : 2)
547# define ARG_CTID (tcp->scno == SYS_clone2 ? 4 : 3)
548# define ARG_TLS (tcp->scno == SYS_clone2 ? 5 : 4)
Roland McGrathfe5fdb22003-05-23 00:29:05 +0000549# elif defined S390 || defined S390X
Roland McGrath9677b3a2003-03-12 09:54:36 +0000550# define ARG_STACK 0
551# define ARG_FLAGS 1
552# define ARG_PTID 2
Roland McGrathfe5fdb22003-05-23 00:29:05 +0000553# define ARG_CTID 3
554# define ARG_TLS 4
Roland McGrath9c555e72003-07-09 09:47:59 +0000555# elif defined X86_64 || defined ALPHA
Roland McGrath361aac52003-03-18 07:43:42 +0000556# define ARG_FLAGS 0
557# define ARG_STACK 1
558# define ARG_PTID 2
559# define ARG_CTID 3
560# define ARG_TLS 4
Roland McGrath9677b3a2003-03-12 09:54:36 +0000561# else
562# define ARG_FLAGS 0
563# define ARG_STACK 1
564# define ARG_PTID 2
565# define ARG_TLS 3
566# define ARG_CTID 4
567# endif
568
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +0000569int
570sys_clone(tcp)
571struct tcb *tcp;
572{
573 if (exiting(tcp)) {
Roland McGrath9677b3a2003-03-12 09:54:36 +0000574 unsigned long flags = tcp->u_arg[ARG_FLAGS];
575 tprintf("child_stack=%#lx, ", tcp->u_arg[ARG_STACK]);
576# ifdef ARG_STACKSIZE
577 if (ARG_STACKSIZE != -1)
578 tprintf("stack_size=%#lx, ",
579 tcp->u_arg[ARG_STACKSIZE]);
Roland McGrathb4968be2003-01-20 09:04:33 +0000580# endif
Roland McGrath9677b3a2003-03-12 09:54:36 +0000581 tprintf("flags=");
Roland McGrathb2dee132005-06-01 19:02:36 +0000582 printflags(clone_flags, flags &~ CSIGNAL, NULL);
Roland McGrath984154d2003-05-23 01:08:42 +0000583 if ((flags & CSIGNAL) != 0)
584 tprintf("|%s", signame(flags & CSIGNAL));
Roland McGrathb4968be2003-01-20 09:04:33 +0000585 if ((flags & (CLONE_PARENT_SETTID|CLONE_CHILD_SETTID
Roland McGrath9677b3a2003-03-12 09:54:36 +0000586 |CLONE_CHILD_CLEARTID|CLONE_SETTLS)) == 0)
Roland McGrath909875b2002-12-22 03:34:36 +0000587 return 0;
Roland McGrath6f67a982003-03-21 07:33:15 +0000588 if (flags & CLONE_PARENT_SETTID)
589 tprintf(", parent_tidptr=%#lx", tcp->u_arg[ARG_PTID]);
Roland McGrathb4968be2003-01-20 09:04:33 +0000590 if (flags & CLONE_SETTLS) {
Roland McGrath9677b3a2003-03-12 09:54:36 +0000591# ifdef I386
Roland McGrath909875b2002-12-22 03:34:36 +0000592 struct modify_ldt_ldt_s copy;
Roland McGrath9677b3a2003-03-12 09:54:36 +0000593 if (umove(tcp, tcp->u_arg[ARG_TLS], &copy) != -1) {
Roland McGrath909875b2002-12-22 03:34:36 +0000594 tprintf(", {entry_number:%d, ",
595 copy.entry_number);
596 if (!verbose(tcp))
597 tprintf("...}");
598 else
599 print_ldt_entry(&copy);
600 }
601 else
Roland McGrath9677b3a2003-03-12 09:54:36 +0000602# endif
Roland McGrath43f2c842003-03-12 09:58:14 +0000603 tprintf(", tls=%#lx", tcp->u_arg[ARG_TLS]);
Roland McGrath909875b2002-12-22 03:34:36 +0000604 }
Roland McGrath9677b3a2003-03-12 09:54:36 +0000605 if (flags & (CLONE_CHILD_SETTID|CLONE_CHILD_CLEARTID))
606 tprintf(", child_tidptr=%#lx", tcp->u_arg[ARG_CTID]);
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +0000607 }
608 return 0;
609}
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000610#endif
611
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000612int
613sys_fork(tcp)
614struct tcb *tcp;
615{
616 if (exiting(tcp))
617 return RVAL_UDECIMAL;
618 return 0;
619}
620
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +0000621int
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000622change_syscall(tcp, new)
623struct tcb *tcp;
624int new;
625{
626#if defined(LINUX)
627#if defined(I386)
628 /* Attempt to make vfork into fork, which we can follow. */
Roland McGrath5a223472002-12-15 23:58:26 +0000629 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(ORIG_EAX * 4), new) < 0)
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000630 return -1;
631 return 0;
Michal Ludvig0e035502002-09-23 15:41:01 +0000632#elif defined(X86_64)
633 /* Attempt to make vfork into fork, which we can follow. */
Roland McGrath5a223472002-12-15 23:58:26 +0000634 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(ORIG_RAX * 8), new) < 0)
Michal Ludvig0e035502002-09-23 15:41:01 +0000635 return -1;
636 return 0;
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000637#elif defined(POWERPC)
Roland McGratheb285352003-01-14 09:59:00 +0000638 if (ptrace(PTRACE_POKEUSER, tcp->pid,
639 (char*)(sizeof(unsigned long)*PT_R0), new) < 0)
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000640 return -1;
Roland McGrath43b286f2003-01-10 11:14:41 +0000641 return 0;
Michal Ludvig10a88d02002-10-07 14:31:00 +0000642#elif defined(S390) || defined(S390X)
643 /* s390 linux after 2.4.7 has a hook in entry.S to allow this */
644 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(PT_GPR2), new)<0)
645 return -1;
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000646 return 0;
647#elif defined(M68K)
Wichert Akkermanc7926982000-04-10 22:22:31 +0000648 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(4*PT_ORIG_D0), new)<0)
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000649 return -1;
650 return 0;
Roland McGrath6d1a65c2004-07-12 07:44:08 +0000651#elif defined(SPARC) || defined(SPARC64)
Wichert Akkerman00a82ee2001-03-28 20:29:17 +0000652 struct regs regs;
Wichert Akkerman5ae21ea2000-05-01 01:53:59 +0000653 if (ptrace(PTRACE_GETREGS, tcp->pid, (char*)&regs, 0)<0)
654 return -1;
Wichert Akkerman00a82ee2001-03-28 20:29:17 +0000655 regs.r_g1=new;
Wichert Akkerman5ae21ea2000-05-01 01:53:59 +0000656 if (ptrace(PTRACE_SETREGS, tcp->pid, (char*)&regs, 0)<0)
657 return -1;
658 return 0;
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000659#elif defined(MIPS)
Wichert Akkermanc7926982000-04-10 22:22:31 +0000660 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(REG_V0), new)<0)
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000661 return -1;
662 return 0;
663#elif defined(ALPHA)
Wichert Akkermanc7926982000-04-10 22:22:31 +0000664 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(REG_A3), new)<0)
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000665 return -1;
666 return 0;
Wichert Akkerman7b3346b2001-10-09 23:47:38 +0000667#elif defined(IA64)
Roland McGrath08267b82004-02-20 22:56:43 +0000668 if (ia32) {
669 switch (new) {
670 case 2: break; /* x86 SYS_fork */
671 case SYS_clone: new = 120; break;
672 default:
673 fprintf(stderr, "%s: unexpected syscall %d\n",
674 __FUNCTION__, new);
675 return -1;
676 }
677 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(PT_R1), new)<0)
678 return -1;
679 } else if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(PT_R15), new)<0)
Wichert Akkerman7b3346b2001-10-09 23:47:38 +0000680 return -1;
681 return 0;
Wichert Akkermanc1652e22001-03-27 12:17:16 +0000682#elif defined(HPPA)
683 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(PT_GR20), new)<0)
684 return -1;
685 return 0;
Wichert Akkermanccef6372002-05-01 16:39:22 +0000686#elif defined(SH)
Roland McGrathac971c22003-03-31 01:03:33 +0000687 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(4*(REG_REG0+3)), new)<0)
Wichert Akkermanccef6372002-05-01 16:39:22 +0000688 return -1;
689 return 0;
Roland McGrathf5a47772003-06-26 22:40:42 +0000690#elif defined(SH64)
Roland McGrathe1e584b2003-06-02 19:18:58 +0000691 /* Top half of reg encodes the no. of args n as 0x1n.
692 Assume 0 args as kernel never actually checks... */
693 if (ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(REG_SYSCALL),
694 0x100000 | new) < 0)
695 return -1;
696 return 0;
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000697#else
698#warning Do not know how to handle change_syscall for this architecture
699#endif /* architecture */
700#endif /* LINUX */
701 return -1;
702}
703
704int
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +0000705setarg(tcp, argnum)
706 struct tcb *tcp;
707 int argnum;
708{
709#if defined (IA64)
710 {
711 unsigned long *bsp, *ap;
712
713 if (upeek(tcp->pid, PT_AR_BSP, (long *) &bsp) , 0)
714 return -1;
715
716 ap = ia64_rse_skip_regs(bsp, argnum);
717 errno = 0;
Wichert Akkerman7b3346b2001-10-09 23:47:38 +0000718 ptrace(PTRACE_POKEDATA, tcp->pid, (char *) ap, tcp->u_arg[argnum]);
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +0000719 if (errno)
720 return -1;
721
722 }
Wichert Akkerman12f75d12000-02-14 16:23:40 +0000723#elif defined(I386)
724 {
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000725 ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(4*argnum), tcp->u_arg[argnum]);
Wichert Akkerman12f75d12000-02-14 16:23:40 +0000726 if (errno)
727 return -1;
728 }
Michal Ludvig0e035502002-09-23 15:41:01 +0000729#elif defined(X86_64)
730 {
731 ptrace(PTRACE_POKEUSER, tcp->pid, (char*)(8*(long)argnum), tcp->u_arg[argnum]);
732 if (errno)
733 return -1;
734 }
Roland McGrath3bb9c3d2002-12-16 20:40:48 +0000735#elif defined(POWERPC)
736#ifndef PT_ORIG_R3
737#define PT_ORIG_R3 34
738#endif
739 {
740 ptrace(PTRACE_POKEUSER, tcp->pid,
Roland McGratheb285352003-01-14 09:59:00 +0000741 (char*)((argnum==0 ? PT_ORIG_R3 : argnum+PT_R3)*sizeof(unsigned long)),
Roland McGrath3bb9c3d2002-12-16 20:40:48 +0000742 tcp->u_arg[argnum]);
743 if (errno)
744 return -1;
745 }
Ralf Baechlee3816102000-08-01 00:06:06 +0000746#elif defined(MIPS)
747 {
748 errno = 0;
749 if (argnum < 4)
750 ptrace(PTRACE_POKEUSER, tcp->pid,
751 (char*)(REG_A0 + argnum), tcp->u_arg[argnum]);
752 else {
753 unsigned long *sp;
754
755 if (upeek(tcp->pid, REG_SP, (long *) &sp) , 0)
756 return -1;
757
758 ptrace(PTRACE_POKEDATA, tcp->pid,
759 (char*)(sp + argnum - 4), tcp->u_arg[argnum]);
760 }
761 if (errno)
762 return -1;
763 }
Michal Ludvig10a88d02002-10-07 14:31:00 +0000764#elif defined(S390) || defined(S390X)
765 {
766 if(argnum <= 5)
767 ptrace(PTRACE_POKEUSER, tcp->pid,
Roland McGrath5a223472002-12-15 23:58:26 +0000768 (char *) (argnum==0 ? PT_ORIGGPR2 :
769 PT_GPR2 + argnum*sizeof(long)),
Michal Ludvig10a88d02002-10-07 14:31:00 +0000770 tcp->u_arg[argnum]);
771 else
772 return -E2BIG;
773 if (errno)
774 return -1;
775 }
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +0000776#else
Wichert Akkermanfaf72222000-02-19 23:59:03 +0000777# warning Sorry, setargs not implemented for this architecture.
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +0000778#endif
779 return 0;
780}
781
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000782#if defined SYS_clone || defined SYS_clone2
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000783int
784internal_clone(tcp)
785struct tcb *tcp;
786{
Ulrich Drepper90512f01999-12-24 07:22:25 +0000787 struct tcb *tcpchild;
788 int pid;
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000789 if (entering(tcp)) {
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +0000790 if (!followfork)
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000791 return 0;
Roland McGrathee9d4352002-12-18 04:16:10 +0000792 if (fork_tcb(tcp))
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000793 return 0;
Wichert Akkerman9b0c31d2000-09-03 21:56:29 +0000794 if (setbpt(tcp) < 0)
795 return 0;
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000796 } else {
Wichert Akkerman9b0c31d2000-09-03 21:56:29 +0000797 int bpt = tcp->flags & TCB_BPTSET;
798
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000799 if (!(tcp->flags & TCB_FOLLOWFORK))
800 return 0;
801
Wichert Akkerman7b3346b2001-10-09 23:47:38 +0000802 if (syserror(tcp)) {
803 if (bpt)
804 clearbpt(tcp);
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000805 return 0;
Wichert Akkerman7b3346b2001-10-09 23:47:38 +0000806 }
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000807
808 pid = tcp->u_rval;
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000809
810#ifdef CLONE_PTRACE /* See new setbpt code. */
811 tcpchild = pid2tcb(pid);
812 if (tcpchild != NULL) {
813 /* The child already reported its startup trap
814 before the parent reported its syscall return. */
815 if ((tcpchild->flags
816 & (TCB_STARTUP|TCB_ATTACHED|TCB_SUSPENDED))
817 != (TCB_STARTUP|TCB_ATTACHED|TCB_SUSPENDED))
818 fprintf(stderr, "\
819[preattached child %d of %d in weird state!]\n",
820 pid, tcp->pid);
821 }
822 else
823#endif
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000824 if ((tcpchild = alloctcb(pid)) == NULL) {
Wichert Akkerman7b3346b2001-10-09 23:47:38 +0000825 if (bpt)
826 clearbpt(tcp);
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000827 fprintf(stderr, " [tcb table full]\n");
828 kill(pid, SIGKILL); /* XXX */
829 return 0;
830 }
831
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000832#ifndef CLONE_PTRACE
Wichert Akkerman9b0c31d2000-09-03 21:56:29 +0000833 /* Attach to the new child */
834 if (ptrace(PTRACE_ATTACH, pid, (char *) 1, 0) < 0) {
Wichert Akkerman7b3346b2001-10-09 23:47:38 +0000835 if (bpt)
836 clearbpt(tcp);
Wichert Akkerman9b0c31d2000-09-03 21:56:29 +0000837 perror("PTRACE_ATTACH");
838 fprintf(stderr, "Too late?\n");
839 droptcb(tcpchild);
840 return 0;
841 }
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000842#endif
Wichert Akkerman9b0c31d2000-09-03 21:56:29 +0000843
Wichert Akkerman7b3346b2001-10-09 23:47:38 +0000844 if (bpt)
845 clearbpt(tcp);
846
Ulrich Drepper90512f01999-12-24 07:22:25 +0000847 tcpchild->flags |= TCB_ATTACHED;
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000848 /* Child has BPT too, must be removed on first occasion. */
Wichert Akkerman9b0c31d2000-09-03 21:56:29 +0000849 if (bpt) {
850 tcpchild->flags |= TCB_BPTSET;
851 tcpchild->baddr = tcp->baddr;
852 memcpy(tcpchild->inst, tcp->inst,
853 sizeof tcpchild->inst);
854 }
Wichert Akkerman7b3346b2001-10-09 23:47:38 +0000855 tcpchild->parent = tcp;
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000856 tcp->nchildren++;
857 if (tcpchild->flags & TCB_SUSPENDED) {
858 /* The child was born suspended, due to our having
859 forced CLONE_PTRACE. */
860 if (bpt)
861 clearbpt(tcpchild);
862
863 tcpchild->flags &= ~(TCB_SUSPENDED|TCB_STARTUP);
864 if (ptrace(PTRACE_SYSCALL, pid, (char *) 1, 0) < 0) {
865 perror("resume: ptrace(PTRACE_SYSCALL, ...)");
866 return -1;
867 }
868
869 if (!qflag)
870 fprintf(stderr, "\
871Process %u resumed (parent %d ready)\n",
872 pid, tcp->pid);
873 }
874 else {
875 newoutf(tcpchild);
876 if (!qflag)
877 fprintf(stderr, "Process %d attached\n", pid);
878 }
879
880#ifdef TCB_CLONE_THREAD
Roland McGrath984154d2003-05-23 01:08:42 +0000881 {
882 /*
883 * Save the flags used in this call,
884 * in case we point TCP to our parent below.
885 */
886 int call_flags = tcp->u_arg[ARG_FLAGS];
887 if ((tcp->flags & TCB_CLONE_THREAD) &&
888 tcp->parent != NULL) {
889 /* The parent in this clone is itself a
890 thread belonging to another process.
891 There is no meaning to the parentage
892 relationship of the new child with the
893 thread, only with the process. We
894 associate the new thread with our
895 parent. Since this is done for every
896 new thread, there will never be a
897 TCB_CLONE_THREAD process that has
898 children. */
899 --tcp->nchildren;
900 tcp = tcp->parent;
901 tcpchild->parent = tcp;
902 ++tcp->nchildren;
903 }
904 if (call_flags & CLONE_THREAD) {
905 tcpchild->flags |= TCB_CLONE_THREAD;
906 ++tcp->nclone_threads;
907 }
908 if (call_flags & CLONE_DETACHED) {
909 tcpchild->flags |= TCB_CLONE_DETACHED;
910 ++tcp->nclone_detached;
911 }
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000912 }
913#endif
914
915 }
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000916 return 0;
917}
918#endif
919
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000920int
921internal_fork(tcp)
922struct tcb *tcp;
923{
Roland McGrathe85bbfe2003-01-09 06:53:31 +0000924#ifdef LINUX
925 /* We do special magic with clone for any clone or fork. */
926 return internal_clone(tcp);
927#else
928
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000929 struct tcb *tcpchild;
930 int pid;
Nate Sammonsccd8f211999-03-29 22:57:54 +0000931 int dont_follow = 0;
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000932
933#ifdef SYS_vfork
Nate Sammonsccd8f211999-03-29 22:57:54 +0000934 if (tcp->scno == SYS_vfork) {
Nate Sammonsccd8f211999-03-29 22:57:54 +0000935 /* Attempt to make vfork into fork, which we can follow. */
Roland McGrath5a223472002-12-15 23:58:26 +0000936 if (!followvfork ||
Pavel Machek9a9f10b2000-02-01 16:22:52 +0000937 change_syscall(tcp, SYS_fork) < 0)
Nate Sammonsccd8f211999-03-29 22:57:54 +0000938 dont_follow = 1;
Nate Sammonsccd8f211999-03-29 22:57:54 +0000939 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000940#endif
941 if (entering(tcp)) {
Nate Sammonsccd8f211999-03-29 22:57:54 +0000942 if (!followfork || dont_follow)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000943 return 0;
Roland McGrathee9d4352002-12-18 04:16:10 +0000944 if (fork_tcb(tcp))
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000945 return 0;
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000946 if (setbpt(tcp) < 0)
947 return 0;
Wichert Akkerman7a0b6491999-12-23 15:08:17 +0000948 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000949 else {
950 int bpt = tcp->flags & TCB_BPTSET;
951
952 if (!(tcp->flags & TCB_FOLLOWFORK))
953 return 0;
954 if (bpt)
955 clearbpt(tcp);
956
957 if (syserror(tcp))
958 return 0;
959
960 pid = tcp->u_rval;
961 if ((tcpchild = alloctcb(pid)) == NULL) {
962 fprintf(stderr, " [tcb table full]\n");
963 kill(pid, SIGKILL); /* XXX */
964 return 0;
965 }
966#ifdef LINUX
Wichert Akkermanc1652e22001-03-27 12:17:16 +0000967#ifdef HPPA
968 /* The child must have run before it can be attached. */
969 /* This must be a bug in the parisc kernel, but I havn't
970 * identified it yet. Seems to be an issue associated
971 * with attaching to a process (which sends it a signal)
972 * before that process has ever been scheduled. When
973 * debugging, I started seeing crashes in
974 * arch/parisc/kernel/signal.c:do_signal(), apparently
975 * caused by r8 getting corrupt over the dequeue_signal()
976 * call. Didn't make much sense though...
977 */
978 {
979 struct timeval tv;
980 tv.tv_sec = 0;
981 tv.tv_usec = 10000;
982 select(0, NULL, NULL, NULL, &tv);
983 }
984#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +0000985 if (ptrace(PTRACE_ATTACH, pid, (char *) 1, 0) < 0) {
986 perror("PTRACE_ATTACH");
987 fprintf(stderr, "Too late?\n");
988 droptcb(tcpchild);
989 return 0;
990 }
991#endif /* LINUX */
992#ifdef SUNOS4
993#ifdef oldway
994 /* The child must have run before it can be attached. */
995 {
996 struct timeval tv;
997 tv.tv_sec = 0;
998 tv.tv_usec = 10000;
999 select(0, NULL, NULL, NULL, &tv);
1000 }
1001 if (ptrace(PTRACE_ATTACH, pid, (char *)1, 0) < 0) {
1002 perror("PTRACE_ATTACH");
1003 fprintf(stderr, "Too late?\n");
1004 droptcb(tcpchild);
1005 return 0;
1006 }
1007#else /* !oldway */
1008 /* Try to catch the new process as soon as possible. */
1009 {
1010 int i;
1011 for (i = 0; i < 1024; i++)
1012 if (ptrace(PTRACE_ATTACH, pid, (char *) 1, 0) >= 0)
1013 break;
1014 if (i == 1024) {
1015 perror("PTRACE_ATTACH");
1016 fprintf(stderr, "Too late?\n");
1017 droptcb(tcpchild);
1018 return 0;
1019 }
1020 }
1021#endif /* !oldway */
1022#endif /* SUNOS4 */
1023 tcpchild->flags |= TCB_ATTACHED;
1024 /* Child has BPT too, must be removed on first occasion */
1025 if (bpt) {
1026 tcpchild->flags |= TCB_BPTSET;
1027 tcpchild->baddr = tcp->baddr;
1028 memcpy(tcpchild->inst, tcp->inst,
1029 sizeof tcpchild->inst);
1030 }
1031 newoutf(tcpchild);
1032 tcpchild->parent = tcp;
1033 tcp->nchildren++;
1034 if (!qflag)
1035 fprintf(stderr, "Process %d attached\n", pid);
1036 }
1037 return 0;
Roland McGrathe85bbfe2003-01-09 06:53:31 +00001038#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001039}
1040
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00001041#endif /* !USE_PROCFS */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001042
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00001043#if defined(SUNOS4) || defined(LINUX) || defined(FREEBSD)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001044
1045int
1046sys_vfork(tcp)
1047struct tcb *tcp;
1048{
1049 if (exiting(tcp))
1050 return RVAL_UDECIMAL;
1051 return 0;
1052}
1053
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00001054#endif /* SUNOS4 || LINUX || FREEBSD */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001055
1056#ifndef LINUX
1057
1058static char idstr[16];
1059
1060int
1061sys_getpid(tcp)
1062struct tcb *tcp;
1063{
1064 if (exiting(tcp)) {
1065 sprintf(idstr, "ppid %lu", getrval2(tcp));
1066 tcp->auxstr = idstr;
1067 return RVAL_STR;
1068 }
1069 return 0;
1070}
1071
1072int
1073sys_getuid(tcp)
1074struct tcb *tcp;
1075{
1076 if (exiting(tcp)) {
1077 sprintf(idstr, "euid %lu", getrval2(tcp));
1078 tcp->auxstr = idstr;
1079 return RVAL_STR;
1080 }
1081 return 0;
1082}
1083
1084int
1085sys_getgid(tcp)
1086struct tcb *tcp;
1087{
1088 if (exiting(tcp)) {
1089 sprintf(idstr, "egid %lu", getrval2(tcp));
1090 tcp->auxstr = idstr;
1091 return RVAL_STR;
1092 }
1093 return 0;
1094}
1095
1096#endif /* !LINUX */
1097
1098#ifdef LINUX
1099
1100int
1101sys_setuid(tcp)
1102struct tcb *tcp;
1103{
1104 if (entering(tcp)) {
1105 tprintf("%u", (uid_t) tcp->u_arg[0]);
1106 }
1107 return 0;
1108}
1109
1110int
1111sys_setgid(tcp)
1112struct tcb *tcp;
1113{
1114 if (entering(tcp)) {
1115 tprintf("%u", (gid_t) tcp->u_arg[0]);
1116 }
1117 return 0;
1118}
1119
1120int
1121sys_getresuid(tcp)
1122 struct tcb *tcp;
1123{
1124 if (exiting(tcp)) {
Wichert Akkerman2e2553a1999-05-09 00:29:58 +00001125 __kernel_uid_t uid;
1126 if (syserror(tcp))
1127 tprintf("%#lx, %#lx, %#lx", tcp->u_arg[0],
1128 tcp->u_arg[1], tcp->u_arg[2]);
1129 else {
1130 if (umove(tcp, tcp->u_arg[0], &uid) < 0)
1131 tprintf("%#lx, ", tcp->u_arg[0]);
1132 else
Roland McGrath83bd47a2003-11-13 22:32:26 +00001133 tprintf("[%lu], ", (unsigned long) uid);
Roland McGrath9bd6b422003-02-24 07:13:51 +00001134 if (umove(tcp, tcp->u_arg[1], &uid) < 0)
1135 tprintf("%#lx, ", tcp->u_arg[1]);
Wichert Akkerman2e2553a1999-05-09 00:29:58 +00001136 else
Roland McGrath83bd47a2003-11-13 22:32:26 +00001137 tprintf("[%lu], ", (unsigned long) uid);
Roland McGrath9bd6b422003-02-24 07:13:51 +00001138 if (umove(tcp, tcp->u_arg[2], &uid) < 0)
1139 tprintf("%#lx", tcp->u_arg[2]);
Wichert Akkerman2e2553a1999-05-09 00:29:58 +00001140 else
Roland McGrath83bd47a2003-11-13 22:32:26 +00001141 tprintf("[%lu]", (unsigned long) uid);
Wichert Akkerman2e2553a1999-05-09 00:29:58 +00001142 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001143 }
1144 return 0;
1145}
1146
1147int
1148sys_getresgid(tcp)
1149struct tcb *tcp;
1150{
1151 if (exiting(tcp)) {
Wichert Akkerman2e2553a1999-05-09 00:29:58 +00001152 __kernel_gid_t gid;
1153 if (syserror(tcp))
1154 tprintf("%#lx, %#lx, %#lx", tcp->u_arg[0],
1155 tcp->u_arg[1], tcp->u_arg[2]);
1156 else {
1157 if (umove(tcp, tcp->u_arg[0], &gid) < 0)
1158 tprintf("%#lx, ", tcp->u_arg[0]);
1159 else
Roland McGrath83bd47a2003-11-13 22:32:26 +00001160 tprintf("[%lu], ", (unsigned long) gid);
Roland McGrathd2450922003-02-24 10:18:07 +00001161 if (umove(tcp, tcp->u_arg[1], &gid) < 0)
1162 tprintf("%#lx, ", tcp->u_arg[1]);
Wichert Akkerman2e2553a1999-05-09 00:29:58 +00001163 else
Roland McGrath83bd47a2003-11-13 22:32:26 +00001164 tprintf("[%lu], ", (unsigned long) gid);
Roland McGrathd2450922003-02-24 10:18:07 +00001165 if (umove(tcp, tcp->u_arg[2], &gid) < 0)
1166 tprintf("%#lx", tcp->u_arg[2]);
Wichert Akkerman2e2553a1999-05-09 00:29:58 +00001167 else
Roland McGrath83bd47a2003-11-13 22:32:26 +00001168 tprintf("[%lu]", (unsigned long) gid);
Wichert Akkerman2e2553a1999-05-09 00:29:58 +00001169 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001170 }
1171 return 0;
1172}
1173
1174#endif /* LINUX */
1175
1176int
1177sys_setreuid(tcp)
1178struct tcb *tcp;
1179{
1180 if (entering(tcp)) {
Roland McGrath83bd47a2003-11-13 22:32:26 +00001181 printuid("", tcp->u_arg[0]);
1182 printuid(", ", tcp->u_arg[1]);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001183 }
1184 return 0;
1185}
1186
1187int
1188sys_setregid(tcp)
1189struct tcb *tcp;
1190{
1191 if (entering(tcp)) {
Roland McGrath83bd47a2003-11-13 22:32:26 +00001192 printuid("", tcp->u_arg[0]);
1193 printuid(", ", tcp->u_arg[1]);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001194 }
1195 return 0;
1196}
1197
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00001198#if defined(LINUX) || defined(FREEBSD)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001199int
1200sys_setresuid(tcp)
1201 struct tcb *tcp;
1202{
1203 if (entering(tcp)) {
Roland McGrath83bd47a2003-11-13 22:32:26 +00001204 printuid("", tcp->u_arg[0]);
1205 printuid(", ", tcp->u_arg[1]);
1206 printuid(", ", tcp->u_arg[2]);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001207 }
1208 return 0;
1209}
1210int
1211sys_setresgid(tcp)
1212 struct tcb *tcp;
1213{
1214 if (entering(tcp)) {
Roland McGrath83bd47a2003-11-13 22:32:26 +00001215 printuid("", tcp->u_arg[0]);
1216 printuid(", ", tcp->u_arg[1]);
1217 printuid(", ", tcp->u_arg[2]);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001218 }
1219 return 0;
1220}
1221
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00001222#endif /* LINUX || FREEBSD */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001223
1224int
1225sys_setgroups(tcp)
1226struct tcb *tcp;
1227{
1228 int i, len;
1229 GETGROUPS_T *gidset;
1230
1231 if (entering(tcp)) {
1232 len = tcp->u_arg[0];
1233 tprintf("%u, ", len);
1234 if (len <= 0) {
1235 tprintf("[]");
1236 return 0;
1237 }
1238 gidset = (GETGROUPS_T *) malloc(len * sizeof(GETGROUPS_T));
1239 if (gidset == NULL) {
1240 fprintf(stderr, "sys_setgroups: out of memory\n");
1241 return -1;
1242 }
1243 if (!verbose(tcp))
1244 tprintf("%#lx", tcp->u_arg[1]);
1245 else if (umoven(tcp, tcp->u_arg[1],
1246 len * sizeof(GETGROUPS_T), (char *) gidset) < 0)
1247 tprintf("[?]");
1248 else {
1249 tprintf("[");
1250 for (i = 0; i < len; i++)
1251 tprintf("%s%lu", i ? ", " : "",
1252 (unsigned long) gidset[i]);
1253 tprintf("]");
1254 }
1255 free((char *) gidset);
1256 }
1257 return 0;
1258}
1259
1260int
1261sys_getgroups(tcp)
1262struct tcb *tcp;
1263{
1264 int i, len;
1265 GETGROUPS_T *gidset;
1266
1267 if (entering(tcp)) {
1268 len = tcp->u_arg[0];
1269 tprintf("%u, ", len);
1270 } else {
1271 len = tcp->u_rval;
1272 if (len <= 0) {
1273 tprintf("[]");
1274 return 0;
1275 }
1276 gidset = (GETGROUPS_T *) malloc(len * sizeof(GETGROUPS_T));
1277 if (gidset == NULL) {
1278 fprintf(stderr, "sys_getgroups: out of memory\n");
1279 return -1;
1280 }
1281 if (!tcp->u_arg[1])
1282 tprintf("NULL");
1283 else if (!verbose(tcp) || tcp->u_arg[0] == 0)
1284 tprintf("%#lx", tcp->u_arg[1]);
1285 else if (umoven(tcp, tcp->u_arg[1],
1286 len * sizeof(GETGROUPS_T), (char *) gidset) < 0)
1287 tprintf("[?]");
1288 else {
1289 tprintf("[");
1290 for (i = 0; i < len; i++)
1291 tprintf("%s%lu", i ? ", " : "",
1292 (unsigned long) gidset[i]);
1293 tprintf("]");
1294 }
1295 free((char *)gidset);
1296 }
1297 return 0;
1298}
1299
Roland McGrath83bd47a2003-11-13 22:32:26 +00001300#ifdef LINUX
1301int
1302sys_setgroups32(tcp)
1303struct tcb *tcp;
1304{
1305 int i, len;
1306 GETGROUPS32_T *gidset;
1307
1308 if (entering(tcp)) {
1309 len = tcp->u_arg[0];
1310 tprintf("%u, ", len);
1311 if (len <= 0) {
1312 tprintf("[]");
1313 return 0;
1314 }
1315 gidset = (GETGROUPS32_T *) malloc(len * sizeof(GETGROUPS32_T));
1316 if (gidset == NULL) {
1317 fprintf(stderr, "sys_setgroups32: out of memory\n");
1318 return -1;
1319 }
1320 if (!verbose(tcp))
1321 tprintf("%#lx", tcp->u_arg[1]);
1322 else if (umoven(tcp, tcp->u_arg[1],
1323 len * sizeof(GETGROUPS32_T), (char *) gidset) < 0)
1324 tprintf("[?]");
1325 else {
1326 tprintf("[");
1327 for (i = 0; i < len; i++)
1328 tprintf("%s%lu", i ? ", " : "",
1329 (unsigned long) gidset[i]);
1330 tprintf("]");
1331 }
1332 free((char *) gidset);
1333 }
1334 return 0;
1335}
1336
1337int
1338sys_getgroups32(tcp)
1339struct tcb *tcp;
1340{
1341 int i, len;
1342 GETGROUPS32_T *gidset;
1343
1344 if (entering(tcp)) {
1345 len = tcp->u_arg[0];
1346 tprintf("%u, ", len);
1347 } else {
1348 len = tcp->u_rval;
1349 if (len <= 0) {
1350 tprintf("[]");
1351 return 0;
1352 }
1353 gidset = (GETGROUPS32_T *) malloc(len * sizeof(GETGROUPS32_T));
1354 if (gidset == NULL) {
1355 fprintf(stderr, "sys_getgroups32: out of memory\n");
1356 return -1;
1357 }
1358 if (!tcp->u_arg[1])
1359 tprintf("NULL");
1360 else if (!verbose(tcp) || tcp->u_arg[0] == 0)
1361 tprintf("%#lx", tcp->u_arg[1]);
1362 else if (umoven(tcp, tcp->u_arg[1],
1363 len * sizeof(GETGROUPS32_T), (char *) gidset) < 0)
1364 tprintf("[?]");
1365 else {
1366 tprintf("[");
1367 for (i = 0; i < len; i++)
1368 tprintf("%s%lu", i ? ", " : "",
1369 (unsigned long) gidset[i]);
1370 tprintf("]");
1371 }
1372 free((char *)gidset);
1373 }
1374 return 0;
1375}
1376#endif /* LINUX */
1377
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001378int
1379sys_setpgrp(tcp)
1380struct tcb *tcp;
1381{
1382 if (entering(tcp)) {
1383#ifndef SVR4
1384 tprintf("%lu, %lu", tcp->u_arg[0], tcp->u_arg[1]);
1385#endif /* !SVR4 */
1386 }
1387 return 0;
1388}
1389
1390int
1391sys_getpgrp(tcp)
1392struct tcb *tcp;
1393{
1394 if (entering(tcp)) {
1395#ifndef SVR4
1396 tprintf("%lu", tcp->u_arg[0]);
1397#endif /* !SVR4 */
1398 }
1399 return 0;
1400}
1401
1402int
1403sys_getsid(tcp)
1404struct tcb *tcp;
1405{
1406 if (entering(tcp)) {
1407 tprintf("%lu", tcp->u_arg[0]);
1408 }
1409 return 0;
1410}
1411
1412int
1413sys_setsid(tcp)
1414struct tcb *tcp;
1415{
1416 return 0;
1417}
1418
1419int
1420sys_getpgid(tcp)
1421struct tcb *tcp;
1422{
1423 if (entering(tcp)) {
1424 tprintf("%lu", tcp->u_arg[0]);
1425 }
1426 return 0;
1427}
1428
1429int
1430sys_setpgid(tcp)
1431struct tcb *tcp;
1432{
1433 if (entering(tcp)) {
1434 tprintf("%lu, %lu", tcp->u_arg[0], tcp->u_arg[1]);
1435 }
1436 return 0;
1437}
1438
John Hughesc61eb3d2002-05-17 11:37:50 +00001439#if UNIXWARE >= 2
1440
1441#include <sys/privilege.h>
1442
1443
Roland McGrathd9f816f2004-09-04 03:39:20 +00001444static const struct xlat procpriv_cmds [] = {
John Hughesc61eb3d2002-05-17 11:37:50 +00001445 { SETPRV, "SETPRV" },
1446 { CLRPRV, "CLRPRV" },
1447 { PUTPRV, "PUTPRV" },
1448 { GETPRV, "GETPRV" },
1449 { CNTPRV, "CNTPRV" },
1450 { 0, NULL },
1451};
1452
1453
Roland McGrathd9f816f2004-09-04 03:39:20 +00001454static const struct xlat procpriv_priv [] = {
John Hughesc61eb3d2002-05-17 11:37:50 +00001455 { P_OWNER, "P_OWNER" },
1456 { P_AUDIT, "P_AUDIT" },
1457 { P_COMPAT, "P_COMPAT" },
1458 { P_DACREAD, "P_DACREAD" },
1459 { P_DACWRITE, "P_DACWRITE" },
1460 { P_DEV, "P_DEV" },
1461 { P_FILESYS, "P_FILESYS" },
1462 { P_MACREAD, "P_MACREAD" },
1463 { P_MACWRITE, "P_MACWRITE" },
1464 { P_MOUNT, "P_MOUNT" },
1465 { P_MULTIDIR, "P_MULTIDIR" },
1466 { P_SETPLEVEL, "P_SETPLEVEL" },
1467 { P_SETSPRIV, "P_SETSPRIV" },
1468 { P_SETUID, "P_SETUID" },
1469 { P_SYSOPS, "P_SYSOPS" },
1470 { P_SETUPRIV, "P_SETUPRIV" },
1471 { P_DRIVER, "P_DRIVER" },
1472 { P_RTIME, "P_RTIME" },
1473 { P_MACUPGRADE, "P_MACUPGRADE" },
1474 { P_FSYSRANGE, "P_FSYSRANGE" },
1475 { P_SETFLEVEL, "P_SETFLEVEL" },
1476 { P_AUDITWR, "P_AUDITWR" },
1477 { P_TSHAR, "P_TSHAR" },
1478 { P_PLOCK, "P_PLOCK" },
1479 { P_CORE, "P_CORE" },
1480 { P_LOADMOD, "P_LOADMOD" },
1481 { P_BIND, "P_BIND" },
1482 { P_ALLPRIVS, "P_ALLPRIVS" },
1483 { 0, NULL },
1484};
1485
1486
Roland McGrathd9f816f2004-09-04 03:39:20 +00001487static const struct xlat procpriv_type [] = {
John Hughesc61eb3d2002-05-17 11:37:50 +00001488 { PS_FIX, "PS_FIX" },
1489 { PS_INH, "PS_INH" },
1490 { PS_MAX, "PS_MAX" },
1491 { PS_WKG, "PS_WKG" },
1492 { 0, NULL },
1493};
1494
1495
1496static void
1497printpriv(tcp, addr, len, opt)
1498struct tcb *tcp;
1499long addr;
1500int len;
Roland McGrathd9f816f2004-09-04 03:39:20 +00001501const struct xlat *opt;
John Hughesc61eb3d2002-05-17 11:37:50 +00001502{
1503 priv_t buf [128];
1504 int max = verbose (tcp) ? sizeof buf / sizeof buf [0] : 10;
1505 int dots = len > max;
1506 int i;
Roland McGrath5a223472002-12-15 23:58:26 +00001507
John Hughesc61eb3d2002-05-17 11:37:50 +00001508 if (len > max) len = max;
Roland McGrath5a223472002-12-15 23:58:26 +00001509
John Hughesc61eb3d2002-05-17 11:37:50 +00001510 if (len <= 0 ||
1511 umoven (tcp, addr, len * sizeof buf[0], (char *) buf) < 0)
1512 {
1513 tprintf ("%#lx", addr);
1514 return;
1515 }
1516
1517 tprintf ("[");
1518
1519 for (i = 0; i < len; ++i) {
1520 char *t, *p;
1521
1522 if (i) tprintf (", ");
1523
1524 if ((t = xlookup (procpriv_type, buf [i] & PS_TYPE)) &&
1525 (p = xlookup (procpriv_priv, buf [i] & ~PS_TYPE)))
1526 {
1527 tprintf ("%s|%s", t, p);
1528 }
1529 else {
1530 tprintf ("%#lx", buf [i]);
1531 }
1532 }
1533
1534 if (dots) tprintf (" ...");
1535
1536 tprintf ("]");
1537}
1538
1539
1540int
1541sys_procpriv(tcp)
1542struct tcb *tcp;
1543{
1544 if (entering(tcp)) {
1545 printxval(procpriv_cmds, tcp->u_arg[0], "???PRV");
1546 switch (tcp->u_arg[0]) {
1547 case CNTPRV:
1548 tprintf(", %#lx, %ld", tcp->u_arg[1], tcp->u_arg[2]);
1549 break;
1550
1551 case GETPRV:
1552 break;
1553
1554 default:
1555 tprintf (", ");
1556 printpriv (tcp, tcp->u_arg[1], tcp->u_arg[2]);
1557 tprintf (", %ld", tcp->u_arg[2]);
1558 }
1559 }
1560 else if (tcp->u_arg[0] == GETPRV) {
1561 if (syserror (tcp)) {
1562 tprintf(", %#lx, %ld", tcp->u_arg[1], tcp->u_arg[2]);
1563 }
1564 else {
1565 tprintf (", ");
1566 printpriv (tcp, tcp->u_arg[1], tcp->u_rval);
1567 tprintf (", %ld", tcp->u_arg[2]);
1568 }
1569 }
Roland McGrath5a223472002-12-15 23:58:26 +00001570
John Hughesc61eb3d2002-05-17 11:37:50 +00001571 return 0;
1572}
1573
1574#endif
1575
1576
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001577static void
1578printargv(tcp, addr)
1579struct tcb *tcp;
1580long addr;
1581{
1582 char *cp;
1583 char *sep;
1584 int max = max_strlen / 2;
1585
1586 for (sep = ""; --max >= 0; sep = ", ") {
1587 if (!abbrev(tcp))
1588 max++;
1589 if (umove(tcp, addr, &cp) < 0) {
1590 tprintf("%#lx", addr);
1591 return;
1592 }
1593 if (cp == 0)
1594 break;
1595 tprintf(sep);
1596 printstr(tcp, (long) cp, -1);
1597 addr += sizeof(char *);
1598 }
1599 if (cp)
1600 tprintf(", ...");
1601}
1602
1603static void
1604printargc(fmt, tcp, addr)
1605char *fmt;
1606struct tcb *tcp;
1607long addr;
1608{
1609 int count;
1610 char *cp;
1611
1612 for (count = 0; umove(tcp, addr, &cp) >= 0 && cp != NULL; count++) {
1613 addr += sizeof(char *);
1614 }
1615 tprintf(fmt, count, count == 1 ? "" : "s");
1616}
1617
1618int
1619sys_execv(tcp)
1620struct tcb *tcp;
1621{
1622 if (entering(tcp)) {
1623 printpath(tcp, tcp->u_arg[0]);
1624 if (!verbose(tcp))
1625 tprintf(", %#lx", tcp->u_arg[1]);
1626#if 0
1627 else if (abbrev(tcp))
1628 printargc(", [/* %d arg%s */]", tcp, tcp->u_arg[1]);
1629#endif
1630 else {
1631 tprintf(", [");
1632 printargv(tcp, tcp->u_arg[1]);
1633 tprintf("]");
1634 }
1635 }
1636 return 0;
1637}
1638
1639int
1640sys_execve(tcp)
1641struct tcb *tcp;
1642{
1643 if (entering(tcp)) {
1644 printpath(tcp, tcp->u_arg[0]);
1645 if (!verbose(tcp))
1646 tprintf(", %#lx", tcp->u_arg[1]);
1647#if 0
1648 else if (abbrev(tcp))
1649 printargc(", [/* %d arg%s */]", tcp, tcp->u_arg[1]);
1650#endif
1651 else {
1652 tprintf(", [");
1653 printargv(tcp, tcp->u_arg[1]);
1654 tprintf("]");
1655 }
1656 if (!verbose(tcp))
1657 tprintf(", %#lx", tcp->u_arg[2]);
1658 else if (abbrev(tcp))
1659 printargc(", [/* %d var%s */]", tcp, tcp->u_arg[2]);
1660 else {
1661 tprintf(", [");
1662 printargv(tcp, tcp->u_arg[2]);
1663 tprintf("]");
1664 }
1665 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001666 return 0;
1667}
1668
Roland McGrath5ef24ab2004-02-20 02:22:35 +00001669#if UNIXWARE > 2
John Hughes4e36a812001-04-18 15:11:51 +00001670
1671int sys_rexecve(tcp)
1672struct tcb *tcp;
1673{
1674 if (entering (tcp)) {
1675 sys_execve (tcp);
1676 tprintf (", %ld", tcp->u_arg[3]);
1677 }
1678 return 0;
1679}
1680
Roland McGrath5ef24ab2004-02-20 02:22:35 +00001681#endif
John Hughes4e36a812001-04-18 15:11:51 +00001682
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001683int
1684internal_exec(tcp)
1685struct tcb *tcp;
1686{
1687#ifdef SUNOS4
1688 if (exiting(tcp) && !syserror(tcp) && followfork)
1689 fixvfork(tcp);
1690#endif /* SUNOS4 */
Roland McGrathfdb097f2004-07-12 07:38:55 +00001691#if defined LINUX && defined TCB_WAITEXECVE
1692 if (exiting(tcp) && syserror(tcp))
1693 tcp->flags &= ~TCB_WAITEXECVE;
1694 else
1695 tcp->flags |= TCB_WAITEXECVE;
1696#endif /* LINUX && TCB_WAITEXECVE */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001697 return 0;
1698}
1699
1700#ifdef LINUX
Roland McGrath7ec1d352002-12-17 04:50:44 +00001701#ifndef __WNOTHREAD
1702#define __WNOTHREAD 0x20000000
1703#endif
1704#ifndef __WALL
1705#define __WALL 0x40000000
1706#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001707#ifndef __WCLONE
Roland McGrath7ec1d352002-12-17 04:50:44 +00001708#define __WCLONE 0x80000000
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001709#endif
1710#endif /* LINUX */
1711
Roland McGrathd9f816f2004-09-04 03:39:20 +00001712static const struct xlat wait4_options[] = {
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001713 { WNOHANG, "WNOHANG" },
1714#ifndef WSTOPPED
1715 { WUNTRACED, "WUNTRACED" },
1716#endif
1717#ifdef WEXITED
1718 { WEXITED, "WEXITED" },
1719#endif
1720#ifdef WTRAPPED
1721 { WTRAPPED, "WTRAPPED" },
1722#endif
1723#ifdef WSTOPPED
1724 { WSTOPPED, "WSTOPPED" },
1725#endif
1726#ifdef WCONTINUED
1727 { WCONTINUED, "WCONTINUED" },
1728#endif
1729#ifdef WNOWAIT
1730 { WNOWAIT, "WNOWAIT" },
1731#endif
1732#ifdef __WCLONE
1733 { __WCLONE, "__WCLONE" },
1734#endif
Roland McGrath7ec1d352002-12-17 04:50:44 +00001735#ifdef __WALL
1736 { __WALL, "__WALL" },
1737#endif
1738#ifdef __WNOTHREAD
1739 { __WNOTHREAD, "__WNOTHREAD" },
1740#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001741 { 0, NULL },
1742};
1743
Roland McGrath5e02a572004-10-19 23:33:47 +00001744#if !defined WCOREFLAG && defined WCOREFLG
1745# define WCOREFLAG WCOREFLG
1746#endif
1747#ifndef WCOREFLAG
1748#define WCOREFLAG 0x80
1749#endif
1750
1751#ifndef W_STOPCODE
1752#define W_STOPCODE(sig) ((sig) << 8 | 0x7f)
1753#endif
1754#ifndef W_EXITCODE
1755#define W_EXITCODE(ret, sig) ((ret) << 8 | (sig))
1756#endif
1757
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001758static int
1759printstatus(status)
1760int status;
1761{
1762 int exited = 0;
1763
1764 /*
1765 * Here is a tricky presentation problem. This solution
1766 * is still not entirely satisfactory but since there
1767 * are no wait status constructors it will have to do.
1768 */
Roland McGrath79fbda52004-04-14 02:45:55 +00001769 if (WIFSTOPPED(status)) {
1770 tprintf("[{WIFSTOPPED(s) && WSTOPSIG(s) == %s}",
Nate Sammonsce780fc1999-03-29 23:23:13 +00001771 signame(WSTOPSIG(status)));
Roland McGrath79fbda52004-04-14 02:45:55 +00001772 status &= ~W_STOPCODE(WSTOPSIG(status));
1773 }
1774 else if (WIFSIGNALED(status)) {
1775 tprintf("[{WIFSIGNALED(s) && WTERMSIG(s) == %s%s}",
Nate Sammonsce780fc1999-03-29 23:23:13 +00001776 signame(WTERMSIG(status)),
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001777 WCOREDUMP(status) ? " && WCOREDUMP(s)" : "");
Roland McGrath79fbda52004-04-14 02:45:55 +00001778 status &= ~(W_EXITCODE(0, WTERMSIG(status)) | WCOREFLAG);
1779 }
1780 else if (WIFEXITED(status)) {
1781 tprintf("[{WIFEXITED(s) && WEXITSTATUS(s) == %d}",
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001782 WEXITSTATUS(status));
1783 exited = 1;
Roland McGrath79fbda52004-04-14 02:45:55 +00001784 status &= ~W_EXITCODE(WEXITSTATUS(status), 0);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001785 }
Roland McGrath79fbda52004-04-14 02:45:55 +00001786 else {
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001787 tprintf("[%#x]", status);
Roland McGrath79fbda52004-04-14 02:45:55 +00001788 return 0;
1789 }
1790
1791 if (status == 0)
1792 tprintf("]");
1793 else
Roland McGrathf8cc83c2004-06-04 01:24:07 +00001794 tprintf(" | %#x]", status);
Roland McGrath79fbda52004-04-14 02:45:55 +00001795
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001796 return exited;
1797}
1798
1799static int
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +00001800printwaitn(tcp, n, bitness)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001801struct tcb *tcp;
1802int n;
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +00001803int bitness;
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001804{
1805 int status;
1806 int exited = 0;
1807
1808 if (entering(tcp)) {
1809 tprintf("%ld, ", tcp->u_arg[0]);
1810 } else {
1811 /* status */
1812 if (!tcp->u_arg[1])
1813 tprintf("NULL");
1814 else if (syserror(tcp) || tcp->u_rval == 0)
1815 tprintf("%#lx", tcp->u_arg[1]);
1816 else if (umove(tcp, tcp->u_arg[1], &status) < 0)
1817 tprintf("[?]");
1818 else
1819 exited = printstatus(status);
1820 /* options */
1821 tprintf(", ");
Roland McGrathb2dee132005-06-01 19:02:36 +00001822 printflags(wait4_options, tcp->u_arg[2], "W???");
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001823 if (n == 4) {
1824 tprintf(", ");
1825 /* usage */
1826 if (!tcp->u_arg[3])
1827 tprintf("NULL");
1828#ifdef LINUX
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +00001829 else if (tcp->u_rval > 0) {
1830#ifdef LINUX_64BIT
1831 if (bitness)
1832 printrusage32(tcp, tcp->u_arg[3]);
1833 else
1834#endif
1835 printrusage(tcp, tcp->u_arg[3]);
1836 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001837#endif /* LINUX */
1838#ifdef SUNOS4
1839 else if (tcp->u_rval > 0 && exited)
1840 printrusage(tcp, tcp->u_arg[3]);
1841#endif /* SUNOS4 */
1842 else
1843 tprintf("%#lx", tcp->u_arg[3]);
1844 }
1845 }
1846 return 0;
1847}
1848
1849int
Roland McGrathc74c0b72004-09-01 19:39:46 +00001850internal_wait(tcp, flagarg)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001851struct tcb *tcp;
Roland McGrathc74c0b72004-09-01 19:39:46 +00001852int flagarg;
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001853{
Roland McGrathe85bbfe2003-01-09 06:53:31 +00001854 int got_kids;
1855
1856#ifdef TCB_CLONE_THREAD
1857 if (tcp->flags & TCB_CLONE_THREAD)
1858 /* The children we wait for are our parent's children. */
1859 got_kids = (tcp->parent->nchildren
1860 > tcp->parent->nclone_detached);
1861 else
1862 got_kids = (tcp->nchildren > tcp->nclone_detached);
1863#else
1864 got_kids = tcp->nchildren > 0;
1865#endif
1866
1867 if (entering(tcp) && got_kids) {
Roland McGrathb69f81b2002-12-21 23:25:18 +00001868 /* There are children that this parent should block for.
1869 But ptrace made us the parent of the traced children
1870 and the real parent will get ECHILD from the wait call.
1871
1872 XXX If we attached with strace -f -p PID, then there
1873 may be untraced dead children the parent could be reaping
1874 now, but we make him block. */
1875
1876 /* ??? WTA: fix bug with hanging children */
1877
Roland McGrathc74c0b72004-09-01 19:39:46 +00001878 if (!(tcp->u_arg[flagarg] & WNOHANG)) {
Roland McGrath09623452003-05-23 02:27:13 +00001879 /*
1880 * There are traced children. We'll make the parent
1881 * block to avoid a false ECHILD error due to our
1882 * ptrace having stolen the children. However,
1883 * we shouldn't block if there are zombies to reap.
1884 * XXX doesn't handle pgrp matches (u_arg[0]==0,<-1)
1885 */
Roland McGrathfccfb942003-10-01 21:59:44 +00001886 struct tcb *child = NULL;
Roland McGrath09623452003-05-23 02:27:13 +00001887 if (tcp->nzombies > 0 &&
1888 (tcp->u_arg[0] == -1 ||
Roland McGrathfccfb942003-10-01 21:59:44 +00001889 (child = pid2tcb(tcp->u_arg[0])) == NULL))
Roland McGrath09623452003-05-23 02:27:13 +00001890 return 0;
Roland McGrathfccfb942003-10-01 21:59:44 +00001891 if (tcp->u_arg[0] > 0) {
1892 /*
1893 * If the parent waits for a specified child
1894 * PID, then it must get ECHILD right away
1895 * if that PID is not one of its children.
1896 * Make sure that the requested PID matches
1897 * one of the parent's children that we are
1898 * tracing, and don't suspend it otherwise.
1899 */
1900 if (child == NULL)
1901 child = pid2tcb(tcp->u_arg[0]);
1902 if (child == NULL || child->parent != (
1903#ifdef TCB_CLONE_THREAD
1904 (tcp->flags & TCB_CLONE_THREAD)
1905 ? tcp->parent :
1906#endif
1907 tcp))
1908 return 0;
1909 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001910 tcp->flags |= TCB_SUSPENDED;
1911 tcp->waitpid = tcp->u_arg[0];
Roland McGrathe85bbfe2003-01-09 06:53:31 +00001912#ifdef TCB_CLONE_THREAD
1913 if (tcp->flags & TCB_CLONE_THREAD)
1914 tcp->parent->nclone_waiting++;
1915#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001916 }
1917 }
Roland McGrathe85bbfe2003-01-09 06:53:31 +00001918 if (exiting(tcp) && tcp->u_error == ECHILD && got_kids) {
Roland McGrathc74c0b72004-09-01 19:39:46 +00001919 if (tcp->u_arg[flagarg] & WNOHANG) {
Roland McGrathb69f81b2002-12-21 23:25:18 +00001920 /* We must force a fake result of 0 instead of
1921 the ECHILD error. */
1922 extern int force_result();
1923 return force_result(tcp, 0, 0);
1924 }
Roland McGrathb69f81b2002-12-21 23:25:18 +00001925 }
Roland McGrath09623452003-05-23 02:27:13 +00001926 else if (exiting(tcp) && tcp->u_error == 0 && tcp->u_rval > 0 &&
1927 tcp->nzombies > 0 && pid2tcb(tcp->u_rval) == NULL) {
1928 /*
1929 * We just reaped a child we don't know about,
1930 * presumably a zombie we already droptcb'd.
1931 */
1932 tcp->nzombies--;
1933 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001934 return 0;
1935}
1936
1937#ifdef SVR4
1938
1939int
1940sys_wait(tcp)
1941struct tcb *tcp;
1942{
1943 if (exiting(tcp)) {
1944 /* The library wrapper stuffs this into the user variable. */
1945 if (!syserror(tcp))
1946 printstatus(getrval2(tcp));
1947 }
1948 return 0;
1949}
1950
1951#endif /* SVR4 */
1952
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00001953#ifdef FREEBSD
1954int
1955sys_wait(tcp)
1956struct tcb *tcp;
1957{
1958 int status;
Roland McGrath5a223472002-12-15 23:58:26 +00001959
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00001960 if (exiting(tcp)) {
1961 if (!syserror(tcp)) {
1962 if (umove(tcp, tcp->u_arg[0], &status) < 0)
1963 tprintf("%#lx", tcp->u_arg[0]);
1964 else
1965 printstatus(status);
1966 }
1967 }
1968 return 0;
1969}
1970#endif
1971
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001972int
1973sys_waitpid(tcp)
1974struct tcb *tcp;
1975{
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +00001976 return printwaitn(tcp, 3, 0);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001977}
1978
1979int
1980sys_wait4(tcp)
1981struct tcb *tcp;
1982{
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +00001983 return printwaitn(tcp, 4, 0);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001984}
1985
Wichert Akkermanf5eeabb1999-11-18 17:09:47 +00001986#ifdef ALPHA
1987int
1988sys_osf_wait4(tcp)
1989struct tcb *tcp;
1990{
1991 return printwaitn(tcp, 4, 1);
1992}
1993#endif
1994
Roland McGrathc74c0b72004-09-01 19:39:46 +00001995#if defined SVR4 || defined LINUX
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001996
Roland McGrathd9f816f2004-09-04 03:39:20 +00001997static const struct xlat waitid_types[] = {
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00001998 { P_PID, "P_PID" },
Roland McGrathc74c0b72004-09-01 19:39:46 +00001999#ifdef P_PPID
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002000 { P_PPID, "P_PPID" },
Roland McGrathc74c0b72004-09-01 19:39:46 +00002001#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002002 { P_PGID, "P_PGID" },
Roland McGrathc74c0b72004-09-01 19:39:46 +00002003#ifdef P_SID
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002004 { P_SID, "P_SID" },
Roland McGrathc74c0b72004-09-01 19:39:46 +00002005#endif
2006#ifdef P_CID
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002007 { P_CID, "P_CID" },
Roland McGrathc74c0b72004-09-01 19:39:46 +00002008#endif
2009#ifdef P_UID
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002010 { P_UID, "P_UID" },
Roland McGrathc74c0b72004-09-01 19:39:46 +00002011#endif
2012#ifdef P_GID
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002013 { P_GID, "P_GID" },
Roland McGrathc74c0b72004-09-01 19:39:46 +00002014#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002015 { P_ALL, "P_ALL" },
2016#ifdef P_LWPID
2017 { P_LWPID, "P_LWPID" },
2018#endif
2019 { 0, NULL },
2020};
2021
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002022int
2023sys_waitid(tcp)
2024struct tcb *tcp;
2025{
2026 siginfo_t si;
2027 int exited;
2028
2029 if (entering(tcp)) {
2030 printxval(waitid_types, tcp->u_arg[0], "P_???");
2031 tprintf(", %ld, ", tcp->u_arg[1]);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002032 }
2033 else {
2034 /* siginfo */
2035 exited = 0;
2036 if (!tcp->u_arg[2])
2037 tprintf("NULL");
2038 else if (syserror(tcp))
2039 tprintf("%#lx", tcp->u_arg[2]);
2040 else if (umove(tcp, tcp->u_arg[2], &si) < 0)
2041 tprintf("{???}");
2042 else
John Hughes58265892001-10-18 15:13:53 +00002043 printsiginfo(&si, verbose (tcp));
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002044 /* options */
2045 tprintf(", ");
Roland McGrathb2dee132005-06-01 19:02:36 +00002046 printflags(wait4_options, tcp->u_arg[3], "W???");
Roland McGrath39426a32004-10-06 22:02:59 +00002047 if (tcp->u_nargs > 4) {
2048 /* usage */
2049 tprintf(", ");
2050 if (!tcp->u_arg[4])
2051 tprintf("NULL");
2052 else if (tcp->u_error)
2053 tprintf("%#lx", tcp->u_arg[4]);
2054 else
2055 printrusage(tcp, tcp->u_arg[4]);
2056 }
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002057 }
2058 return 0;
2059}
2060
Roland McGrathc74c0b72004-09-01 19:39:46 +00002061#endif /* SVR4 or LINUX */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002062
2063int
2064sys_alarm(tcp)
2065struct tcb *tcp;
2066{
2067 if (entering(tcp))
2068 tprintf("%lu", tcp->u_arg[0]);
2069 return 0;
2070}
2071
2072int
2073sys_uname(tcp)
2074struct tcb *tcp;
2075{
2076 struct utsname uname;
2077
2078 if (exiting(tcp)) {
2079 if (syserror(tcp) || !verbose(tcp))
2080 tprintf("%#lx", tcp->u_arg[0]);
2081 else if (umove(tcp, tcp->u_arg[0], &uname) < 0)
2082 tprintf("{...}");
2083 else if (!abbrev(tcp)) {
2084
2085 tprintf("{sysname=\"%s\", nodename=\"%s\", ",
2086 uname.sysname, uname.nodename);
2087 tprintf("release=\"%s\", version=\"%s\", ",
2088 uname.release, uname.version);
2089 tprintf("machine=\"%s\"", uname.machine);
2090#ifdef LINUX
2091#ifndef __GLIBC__
2092 tprintf(", domainname=\"%s\"", uname.domainname);
2093#endif /* __GLIBC__ */
2094#endif /* LINUX */
2095 tprintf("}");
2096 }
2097 else
2098 tprintf("{sys=\"%s\", node=\"%s\", ...}",
2099 uname.sysname, uname.nodename);
2100 }
2101 return 0;
2102}
2103
2104#ifndef SVR4
2105
Roland McGrathd9f816f2004-09-04 03:39:20 +00002106static const struct xlat ptrace_cmds[] = {
Roland McGrath5a223472002-12-15 23:58:26 +00002107#ifndef FREEBSD
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002108 { PTRACE_TRACEME, "PTRACE_TRACEME" },
2109 { PTRACE_PEEKTEXT, "PTRACE_PEEKTEXT", },
2110 { PTRACE_PEEKDATA, "PTRACE_PEEKDATA", },
2111 { PTRACE_PEEKUSER, "PTRACE_PEEKUSER", },
2112 { PTRACE_POKETEXT, "PTRACE_POKETEXT", },
2113 { PTRACE_POKEDATA, "PTRACE_POKEDATA", },
2114 { PTRACE_POKEUSER, "PTRACE_POKEUSER", },
2115 { PTRACE_CONT, "PTRACE_CONT" },
2116 { PTRACE_KILL, "PTRACE_KILL" },
2117 { PTRACE_SINGLESTEP, "PTRACE_SINGLESTEP" },
2118 { PTRACE_ATTACH, "PTRACE_ATTACH" },
2119 { PTRACE_DETACH, "PTRACE_DETACH" },
Roland McGrathbf621d42003-01-14 09:46:21 +00002120#ifdef PTRACE_GETREGS
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002121 { PTRACE_GETREGS, "PTRACE_GETREGS" },
Roland McGrathbf621d42003-01-14 09:46:21 +00002122#endif
2123#ifdef PTRACE_SETREGS
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002124 { PTRACE_SETREGS, "PTRACE_SETREGS" },
Roland McGrathbf621d42003-01-14 09:46:21 +00002125#endif
2126#ifdef PTRACE_GETFPREGS
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002127 { PTRACE_GETFPREGS, "PTRACE_GETFPREGS", },
Roland McGrathbf621d42003-01-14 09:46:21 +00002128#endif
2129#ifdef PTRACE_SETFPREGS
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002130 { PTRACE_SETFPREGS, "PTRACE_SETFPREGS", },
Roland McGrathbf621d42003-01-14 09:46:21 +00002131#endif
2132#ifdef PTRACE_GETFPXREGS
2133 { PTRACE_GETFPXREGS, "PTRACE_GETFPXREGS", },
2134#endif
2135#ifdef PTRACE_SETFPXREGS
2136 { PTRACE_SETFPXREGS, "PTRACE_SETFPXREGS", },
2137#endif
Roland McGrathf04bb482005-05-09 07:45:33 +00002138#ifdef PTRACE_GETVRREGS
2139 { PTRACE_GETVRREGS, "PTRACE_GETVRREGS", },
2140#endif
2141#ifdef PTRACE_SETVRREGS
2142 { PTRACE_SETVRREGS, "PTRACE_SETVRREGS", },
2143#endif
Roland McGrathbf621d42003-01-14 09:46:21 +00002144#ifdef SUNOS4
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002145 { PTRACE_READDATA, "PTRACE_READDATA" },
2146 { PTRACE_WRITEDATA, "PTRACE_WRITEDATA" },
2147 { PTRACE_READTEXT, "PTRACE_READTEXT" },
2148 { PTRACE_WRITETEXT, "PTRACE_WRITETEXT" },
2149 { PTRACE_GETFPAREGS, "PTRACE_GETFPAREGS" },
2150 { PTRACE_SETFPAREGS, "PTRACE_SETFPAREGS" },
2151#ifdef SPARC
2152 { PTRACE_GETWINDOW, "PTRACE_GETWINDOW" },
2153 { PTRACE_SETWINDOW, "PTRACE_SETWINDOW" },
2154#else /* !SPARC */
2155 { PTRACE_22, "PTRACE_PTRACE_22" },
2156 { PTRACE_23, "PTRACE_PTRACE_23" },
2157#endif /* !SPARC */
2158#endif /* SUNOS4 */
2159 { PTRACE_SYSCALL, "PTRACE_SYSCALL" },
2160#ifdef SUNOS4
2161 { PTRACE_DUMPCORE, "PTRACE_DUMPCORE" },
2162#ifdef I386
2163 { PTRACE_SETWRBKPT, "PTRACE_SETWRBKPT" },
2164 { PTRACE_SETACBKPT, "PTRACE_SETACBKPT" },
2165 { PTRACE_CLRDR7, "PTRACE_CLRDR7" },
2166#else /* !I386 */
2167 { PTRACE_26, "PTRACE_26" },
2168 { PTRACE_27, "PTRACE_27" },
2169 { PTRACE_28, "PTRACE_28" },
2170#endif /* !I386 */
2171 { PTRACE_GETUCODE, "PTRACE_GETUCODE" },
2172#endif /* SUNOS4 */
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00002173#else /* FREEBSD */
2174 { PT_TRACE_ME, "PT_TRACE_ME" },
2175 { PT_READ_I, "PT_READ_I" },
2176 { PT_READ_D, "PT_READ_D" },
2177 { PT_WRITE_I, "PT_WRITE_I" },
2178 { PT_WRITE_D, "PT_WRITE_D" },
John Hughesa2278142001-09-28 16:21:30 +00002179#ifdef PT_READ_U
2180 { PT_READ_U, "PT_READ_U" },
2181#endif
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00002182 { PT_CONTINUE, "PT_CONTINUE" },
2183 { PT_KILL, "PT_KILL" },
2184 { PT_STEP, "PT_STEP" },
2185 { PT_ATTACH, "PT_ATTACH" },
2186 { PT_DETACH, "PT_DETACH" },
2187 { PT_GETREGS, "PT_GETREGS" },
2188 { PT_SETREGS, "PT_SETREGS" },
2189 { PT_GETFPREGS, "PT_GETFPREGS" },
2190 { PT_SETFPREGS, "PT_SETFPREGS" },
2191 { PT_GETDBREGS, "PT_GETDBREGS" },
2192 { PT_SETDBREGS, "PT_SETDBREGS" },
2193#endif /* FREEBSD */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002194 { 0, NULL },
2195};
2196
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00002197#ifndef FREEBSD
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002198#ifndef SUNOS4_KERNEL_ARCH_KLUDGE
2199static
2200#endif /* !SUNOS4_KERNEL_ARCH_KLUDGE */
Roland McGrathd9f816f2004-09-04 03:39:20 +00002201const struct xlat struct_user_offsets[] = {
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002202#ifdef LINUX
Michal Ludvig10a88d02002-10-07 14:31:00 +00002203#if defined(S390) || defined(S390X)
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +00002204 { PT_PSWMASK, "psw_mask" },
2205 { PT_PSWADDR, "psw_addr" },
2206 { PT_GPR0, "gpr0" },
2207 { PT_GPR1, "gpr1" },
2208 { PT_GPR2, "gpr2" },
2209 { PT_GPR3, "gpr3" },
2210 { PT_GPR4, "gpr4" },
2211 { PT_GPR5, "gpr5" },
2212 { PT_GPR6, "gpr6" },
2213 { PT_GPR7, "gpr7" },
2214 { PT_GPR8, "gpr8" },
2215 { PT_GPR9, "gpr9" },
2216 { PT_GPR10, "gpr10" },
2217 { PT_GPR11, "gpr11" },
2218 { PT_GPR12, "gpr12" },
2219 { PT_GPR13, "gpr13" },
2220 { PT_GPR14, "gpr14" },
2221 { PT_GPR15, "gpr15" },
2222 { PT_ACR0, "acr0" },
2223 { PT_ACR1, "acr1" },
2224 { PT_ACR2, "acr2" },
2225 { PT_ACR3, "acr3" },
2226 { PT_ACR4, "acr4" },
2227 { PT_ACR5, "acr5" },
2228 { PT_ACR6, "acr6" },
2229 { PT_ACR7, "acr7" },
2230 { PT_ACR8, "acr8" },
2231 { PT_ACR9, "acr9" },
2232 { PT_ACR10, "acr10" },
2233 { PT_ACR11, "acr11" },
2234 { PT_ACR12, "acr12" },
2235 { PT_ACR13, "acr13" },
2236 { PT_ACR14, "acr14" },
2237 { PT_ACR15, "acr15" },
2238 { PT_ORIGGPR2, "orig_gpr2" },
2239 { PT_FPC, "fpc" },
Michal Ludvig10a88d02002-10-07 14:31:00 +00002240#if defined(S390)
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +00002241 { PT_FPR0_HI, "fpr0.hi" },
2242 { PT_FPR0_LO, "fpr0.lo" },
2243 { PT_FPR1_HI, "fpr1.hi" },
2244 { PT_FPR1_LO, "fpr1.lo" },
2245 { PT_FPR2_HI, "fpr2.hi" },
2246 { PT_FPR2_LO, "fpr2.lo" },
2247 { PT_FPR3_HI, "fpr3.hi" },
2248 { PT_FPR3_LO, "fpr3.lo" },
2249 { PT_FPR4_HI, "fpr4.hi" },
2250 { PT_FPR4_LO, "fpr4.lo" },
2251 { PT_FPR5_HI, "fpr5.hi" },
2252 { PT_FPR5_LO, "fpr5.lo" },
2253 { PT_FPR6_HI, "fpr6.hi" },
2254 { PT_FPR6_LO, "fpr6.lo" },
2255 { PT_FPR7_HI, "fpr7.hi" },
2256 { PT_FPR7_LO, "fpr7.lo" },
2257 { PT_FPR8_HI, "fpr8.hi" },
2258 { PT_FPR8_LO, "fpr8.lo" },
2259 { PT_FPR9_HI, "fpr9.hi" },
2260 { PT_FPR9_LO, "fpr9.lo" },
2261 { PT_FPR10_HI, "fpr10.hi" },
2262 { PT_FPR10_LO, "fpr10.lo" },
2263 { PT_FPR11_HI, "fpr11.hi" },
2264 { PT_FPR11_LO, "fpr11.lo" },
2265 { PT_FPR12_HI, "fpr12.hi" },
2266 { PT_FPR12_LO, "fpr12.lo" },
2267 { PT_FPR13_HI, "fpr13.hi" },
2268 { PT_FPR13_LO, "fpr13.lo" },
2269 { PT_FPR14_HI, "fpr14.hi" },
2270 { PT_FPR14_LO, "fpr14.lo" },
2271 { PT_FPR15_HI, "fpr15.hi" },
2272 { PT_FPR15_LO, "fpr15.lo" },
Michal Ludvig10a88d02002-10-07 14:31:00 +00002273#endif
2274#if defined(S390X)
2275 { PT_FPR0, "fpr0" },
2276 { PT_FPR1, "fpr1" },
2277 { PT_FPR2, "fpr2" },
2278 { PT_FPR3, "fpr3" },
2279 { PT_FPR4, "fpr4" },
2280 { PT_FPR5, "fpr5" },
2281 { PT_FPR6, "fpr6" },
2282 { PT_FPR7, "fpr7" },
2283 { PT_FPR8, "fpr8" },
2284 { PT_FPR9, "fpr9" },
2285 { PT_FPR10, "fpr10" },
2286 { PT_FPR11, "fpr11" },
2287 { PT_FPR12, "fpr12" },
2288 { PT_FPR13, "fpr13" },
2289 { PT_FPR14, "fpr14" },
2290 { PT_FPR15, "fpr15" },
2291#endif
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +00002292 { PT_CR_9, "cr9" },
2293 { PT_CR_10, "cr10" },
2294 { PT_CR_11, "cr11" },
Michal Ludvig10a88d02002-10-07 14:31:00 +00002295 { PT_IEEE_IP, "ieee_exception_ip" },
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +00002296#endif
2297#if defined(SPARC)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002298 /* XXX No support for these offsets yet. */
Wichert Akkermanc1652e22001-03-27 12:17:16 +00002299#elif defined(HPPA)
2300 /* XXX No support for these offsets yet. */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002301#elif defined(POWERPC)
Roland McGrath5a223472002-12-15 23:58:26 +00002302#ifndef PT_ORIG_R3
2303#define PT_ORIG_R3 34
2304#endif
Roland McGratheb285352003-01-14 09:59:00 +00002305#define REGSIZE (sizeof(unsigned long))
2306 { REGSIZE*PT_R0, "r0" },
2307 { REGSIZE*PT_R1, "r1" },
2308 { REGSIZE*PT_R2, "r2" },
2309 { REGSIZE*PT_R3, "r3" },
2310 { REGSIZE*PT_R4, "r4" },
2311 { REGSIZE*PT_R5, "r5" },
2312 { REGSIZE*PT_R6, "r6" },
2313 { REGSIZE*PT_R7, "r7" },
2314 { REGSIZE*PT_R8, "r8" },
2315 { REGSIZE*PT_R9, "r9" },
2316 { REGSIZE*PT_R10, "r10" },
2317 { REGSIZE*PT_R11, "r11" },
2318 { REGSIZE*PT_R12, "r12" },
2319 { REGSIZE*PT_R13, "r13" },
2320 { REGSIZE*PT_R14, "r14" },
2321 { REGSIZE*PT_R15, "r15" },
2322 { REGSIZE*PT_R16, "r16" },
2323 { REGSIZE*PT_R17, "r17" },
2324 { REGSIZE*PT_R18, "r18" },
2325 { REGSIZE*PT_R19, "r19" },
2326 { REGSIZE*PT_R20, "r20" },
2327 { REGSIZE*PT_R21, "r21" },
2328 { REGSIZE*PT_R22, "r22" },
2329 { REGSIZE*PT_R23, "r23" },
2330 { REGSIZE*PT_R24, "r24" },
2331 { REGSIZE*PT_R25, "r25" },
2332 { REGSIZE*PT_R26, "r26" },
2333 { REGSIZE*PT_R27, "r27" },
2334 { REGSIZE*PT_R28, "r28" },
2335 { REGSIZE*PT_R29, "r29" },
2336 { REGSIZE*PT_R30, "r30" },
2337 { REGSIZE*PT_R31, "r31" },
2338 { REGSIZE*PT_NIP, "NIP" },
2339 { REGSIZE*PT_MSR, "MSR" },
2340 { REGSIZE*PT_ORIG_R3, "ORIG_R3" },
2341 { REGSIZE*PT_CTR, "CTR" },
2342 { REGSIZE*PT_LNK, "LNK" },
2343 { REGSIZE*PT_XER, "XER" },
2344 { REGSIZE*PT_CCR, "CCR" },
2345 { REGSIZE*PT_FPR0, "FPR0" },
2346#undef REGSIZE
Roland McGrath5a223472002-12-15 23:58:26 +00002347#else
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002348#ifdef ALPHA
Wichert Akkerman4dc8a2a1999-12-23 14:20:14 +00002349 { 0, "r0" },
2350 { 1, "r1" },
2351 { 2, "r2" },
2352 { 3, "r3" },
2353 { 4, "r4" },
2354 { 5, "r5" },
2355 { 6, "r6" },
2356 { 7, "r7" },
2357 { 8, "r8" },
2358 { 9, "r9" },
2359 { 10, "r10" },
2360 { 11, "r11" },
2361 { 12, "r12" },
2362 { 13, "r13" },
2363 { 14, "r14" },
2364 { 15, "r15" },
2365 { 16, "r16" },
2366 { 17, "r17" },
2367 { 18, "r18" },
2368 { 19, "r19" },
2369 { 20, "r20" },
2370 { 21, "r21" },
2371 { 22, "r22" },
2372 { 23, "r23" },
2373 { 24, "r24" },
2374 { 25, "r25" },
2375 { 26, "r26" },
2376 { 27, "r27" },
2377 { 28, "r28" },
2378 { 29, "gp" },
2379 { 30, "fp" },
2380 { 31, "zero" },
2381 { 32, "fp0" },
2382 { 33, "fp" },
2383 { 34, "fp2" },
2384 { 35, "fp3" },
2385 { 36, "fp4" },
2386 { 37, "fp5" },
2387 { 38, "fp6" },
2388 { 39, "fp7" },
2389 { 40, "fp8" },
2390 { 41, "fp9" },
2391 { 42, "fp10" },
2392 { 43, "fp11" },
2393 { 44, "fp12" },
2394 { 45, "fp13" },
2395 { 46, "fp14" },
2396 { 47, "fp15" },
2397 { 48, "fp16" },
2398 { 49, "fp17" },
2399 { 50, "fp18" },
2400 { 51, "fp19" },
2401 { 52, "fp20" },
2402 { 53, "fp21" },
2403 { 54, "fp22" },
2404 { 55, "fp23" },
2405 { 56, "fp24" },
2406 { 57, "fp25" },
2407 { 58, "fp26" },
2408 { 59, "fp27" },
2409 { 60, "fp28" },
2410 { 61, "fp29" },
2411 { 62, "fp30" },
2412 { 63, "fp31" },
2413 { 64, "pc" },
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002414#else /* !ALPHA */
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +00002415#ifdef IA64
2416 { PT_F32, "f32" }, { PT_F33, "f33" }, { PT_F34, "f34" },
2417 { PT_F35, "f35" }, { PT_F36, "f36" }, { PT_F37, "f37" },
2418 { PT_F38, "f38" }, { PT_F39, "f39" }, { PT_F40, "f40" },
2419 { PT_F41, "f41" }, { PT_F42, "f42" }, { PT_F43, "f43" },
2420 { PT_F44, "f44" }, { PT_F45, "f45" }, { PT_F46, "f46" },
2421 { PT_F47, "f47" }, { PT_F48, "f48" }, { PT_F49, "f49" },
2422 { PT_F50, "f50" }, { PT_F51, "f51" }, { PT_F52, "f52" },
2423 { PT_F53, "f53" }, { PT_F54, "f54" }, { PT_F55, "f55" },
2424 { PT_F56, "f56" }, { PT_F57, "f57" }, { PT_F58, "f58" },
2425 { PT_F59, "f59" }, { PT_F60, "f60" }, { PT_F61, "f61" },
2426 { PT_F62, "f62" }, { PT_F63, "f63" }, { PT_F64, "f64" },
2427 { PT_F65, "f65" }, { PT_F66, "f66" }, { PT_F67, "f67" },
2428 { PT_F68, "f68" }, { PT_F69, "f69" }, { PT_F70, "f70" },
2429 { PT_F71, "f71" }, { PT_F72, "f72" }, { PT_F73, "f73" },
2430 { PT_F74, "f74" }, { PT_F75, "f75" }, { PT_F76, "f76" },
2431 { PT_F77, "f77" }, { PT_F78, "f78" }, { PT_F79, "f79" },
2432 { PT_F80, "f80" }, { PT_F81, "f81" }, { PT_F82, "f82" },
2433 { PT_F83, "f83" }, { PT_F84, "f84" }, { PT_F85, "f85" },
2434 { PT_F86, "f86" }, { PT_F87, "f87" }, { PT_F88, "f88" },
2435 { PT_F89, "f89" }, { PT_F90, "f90" }, { PT_F91, "f91" },
2436 { PT_F92, "f92" }, { PT_F93, "f93" }, { PT_F94, "f94" },
2437 { PT_F95, "f95" }, { PT_F96, "f96" }, { PT_F97, "f97" },
2438 { PT_F98, "f98" }, { PT_F99, "f99" }, { PT_F100, "f100" },
2439 { PT_F101, "f101" }, { PT_F102, "f102" }, { PT_F103, "f103" },
2440 { PT_F104, "f104" }, { PT_F105, "f105" }, { PT_F106, "f106" },
2441 { PT_F107, "f107" }, { PT_F108, "f108" }, { PT_F109, "f109" },
2442 { PT_F110, "f110" }, { PT_F111, "f111" }, { PT_F112, "f112" },
2443 { PT_F113, "f113" }, { PT_F114, "f114" }, { PT_F115, "f115" },
2444 { PT_F116, "f116" }, { PT_F117, "f117" }, { PT_F118, "f118" },
2445 { PT_F119, "f119" }, { PT_F120, "f120" }, { PT_F121, "f121" },
2446 { PT_F122, "f122" }, { PT_F123, "f123" }, { PT_F124, "f124" },
2447 { PT_F125, "f125" }, { PT_F126, "f126" }, { PT_F127, "f127" },
2448 /* switch stack: */
2449 { PT_F2, "f2" }, { PT_F3, "f3" }, { PT_F4, "f4" },
2450 { PT_F5, "f5" }, { PT_F10, "f10" }, { PT_F11, "f11" },
2451 { PT_F12, "f12" }, { PT_F13, "f13" }, { PT_F14, "f14" },
2452 { PT_F15, "f15" }, { PT_F16, "f16" }, { PT_F17, "f17" },
2453 { PT_F18, "f18" }, { PT_F19, "f19" }, { PT_F20, "f20" },
2454 { PT_F21, "f21" }, { PT_F22, "f22" }, { PT_F23, "f23" },
2455 { PT_F24, "f24" }, { PT_F25, "f25" }, { PT_F26, "f26" },
2456 { PT_F27, "f27" }, { PT_F28, "f28" }, { PT_F29, "f29" },
2457 { PT_F30, "f30" }, { PT_F31, "f31" }, { PT_R4, "r4" },
2458 { PT_R5, "r5" }, { PT_R6, "r6" }, { PT_R7, "r7" },
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +00002459 { PT_B1, "b1" }, { PT_B2, "b2" }, { PT_B3, "b3" },
2460 { PT_B4, "b4" }, { PT_B5, "b5" },
Roland McGrathca4e10c2004-01-13 10:13:20 +00002461 { PT_AR_EC, "ar.ec" }, { PT_AR_LC, "ar.lc" },
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +00002462 /* pt_regs */
Roland McGrathca4e10c2004-01-13 10:13:20 +00002463 { PT_CR_IPSR, "psr" }, { PT_CR_IIP, "ip" },
2464 { PT_CFM, "cfm" }, { PT_AR_UNAT, "ar.unat" },
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +00002465 { PT_AR_PFS, "ar.pfs" }, { PT_AR_RSC, "ar.rsc" },
2466 { PT_AR_RNAT, "ar.rnat" }, { PT_AR_BSPSTORE, "ar.bspstore" },
2467 { PT_PR, "pr" }, { PT_B6, "b6" }, { PT_AR_BSP, "ar.bsp" },
2468 { PT_R1, "r1" }, { PT_R2, "r2" }, { PT_R3, "r3" },
2469 { PT_R12, "r12" }, { PT_R13, "r13" }, { PT_R14, "r14" },
2470 { PT_R15, "r15" }, { PT_R8, "r8" }, { PT_R9, "r9" },
2471 { PT_R10, "r10" }, { PT_R11, "r11" }, { PT_R16, "r16" },
2472 { PT_R17, "r17" }, { PT_R18, "r18" }, { PT_R19, "r19" },
2473 { PT_R20, "r20" }, { PT_R21, "r21" }, { PT_R22, "r22" },
2474 { PT_R23, "r23" }, { PT_R24, "r24" }, { PT_R25, "r25" },
2475 { PT_R26, "r26" }, { PT_R27, "r27" }, { PT_R28, "r28" },
2476 { PT_R29, "r29" }, { PT_R30, "r30" }, { PT_R31, "r31" },
2477 { PT_AR_CCV, "ar.ccv" }, { PT_AR_FPSR, "ar.fpsr" },
2478 { PT_B0, "b0" }, { PT_B7, "b7" }, { PT_F6, "f6" },
2479 { PT_F7, "f7" }, { PT_F8, "f8" }, { PT_F9, "f9" },
Roland McGrathfb1bc072004-03-01 21:29:24 +00002480# ifdef PT_AR_CSD
2481 { PT_AR_CSD, "ar.csd" },
2482# endif
2483# ifdef PT_AR_SSD
2484 { PT_AR_SSD, "ar.ssd" },
2485# endif
Roland McGrathca4e10c2004-01-13 10:13:20 +00002486 { PT_DBR, "dbr" }, { PT_IBR, "ibr" }, { PT_PMD, "pmd" },
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +00002487#else /* !IA64 */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002488#ifdef I386
2489 { 4*EBX, "4*EBX" },
2490 { 4*ECX, "4*ECX" },
2491 { 4*EDX, "4*EDX" },
2492 { 4*ESI, "4*ESI" },
2493 { 4*EDI, "4*EDI" },
2494 { 4*EBP, "4*EBP" },
2495 { 4*EAX, "4*EAX" },
2496 { 4*DS, "4*DS" },
2497 { 4*ES, "4*ES" },
2498 { 4*FS, "4*FS" },
2499 { 4*GS, "4*GS" },
2500 { 4*ORIG_EAX, "4*ORIG_EAX" },
2501 { 4*EIP, "4*EIP" },
2502 { 4*CS, "4*CS" },
2503 { 4*EFL, "4*EFL" },
2504 { 4*UESP, "4*UESP" },
2505 { 4*SS, "4*SS" },
2506#else /* !I386 */
Michal Ludvig0e035502002-09-23 15:41:01 +00002507#ifdef X86_64
2508 { 8*RDI, "8*RDI" },
2509 { 8*RSI, "8*RSI" },
2510 { 8*RDX, "8*RDX" },
2511 { 8*R10, "8*R10" },
2512 { 8*R8, "8*R8" },
2513 { 8*R9, "8*R9" },
2514 { 8*RBX, "8*RBX" },
2515 { 8*RCX, "8*RCX" },
2516 { 8*RBP, "8*RBP" },
2517 { 8*RAX, "8*RAX" },
2518#if 0
2519 { 8*DS, "8*DS" },
2520 { 8*ES, "8*ES" },
2521 { 8*FS, "8*FS" },
2522 { 8*GS, "8*GS" },
2523#endif
2524 { 8*ORIG_RAX, "8*ORIG_EAX" },
2525 { 8*RIP, "8*RIP" },
2526 { 8*CS, "8*CS" },
2527 { 8*EFLAGS, "8*EFL" },
2528 { 8*RSP, "8*RSP" },
2529 { 8*SS, "8*SS" },
2530 { 8*R11, "8*R11" },
2531 { 8*R12, "8*R12" },
2532 { 8*R13, "8*R13" },
2533 { 8*R14, "8*R14" },
2534 { 8*R15, "8*R15" },
2535#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002536#ifdef M68K
2537 { 4*PT_D1, "4*PT_D1" },
2538 { 4*PT_D2, "4*PT_D2" },
2539 { 4*PT_D3, "4*PT_D3" },
2540 { 4*PT_D4, "4*PT_D4" },
2541 { 4*PT_D5, "4*PT_D5" },
2542 { 4*PT_D6, "4*PT_D6" },
2543 { 4*PT_D7, "4*PT_D7" },
2544 { 4*PT_A0, "4*PT_A0" },
2545 { 4*PT_A1, "4*PT_A1" },
2546 { 4*PT_A2, "4*PT_A2" },
2547 { 4*PT_A3, "4*PT_A3" },
2548 { 4*PT_A4, "4*PT_A4" },
2549 { 4*PT_A5, "4*PT_A5" },
2550 { 4*PT_A6, "4*PT_A6" },
2551 { 4*PT_D0, "4*PT_D0" },
2552 { 4*PT_USP, "4*PT_USP" },
2553 { 4*PT_ORIG_D0, "4*PT_ORIG_D0" },
2554 { 4*PT_SR, "4*PT_SR" },
2555 { 4*PT_PC, "4*PT_PC" },
2556#endif /* M68K */
2557#endif /* !I386 */
Wichert Akkermanccef6372002-05-01 16:39:22 +00002558#ifdef SH
2559 { 4*REG_REG0, "4*REG_REG0" },
2560 { 4*(REG_REG0+1), "4*REG_REG1" },
2561 { 4*(REG_REG0+2), "4*REG_REG2" },
2562 { 4*(REG_REG0+3), "4*REG_REG3" },
2563 { 4*(REG_REG0+4), "4*REG_REG4" },
2564 { 4*(REG_REG0+5), "4*REG_REG5" },
2565 { 4*(REG_REG0+6), "4*REG_REG6" },
2566 { 4*(REG_REG0+7), "4*REG_REG7" },
2567 { 4*(REG_REG0+8), "4*REG_REG8" },
2568 { 4*(REG_REG0+9), "4*REG_REG9" },
2569 { 4*(REG_REG0+10), "4*REG_REG10" },
2570 { 4*(REG_REG0+11), "4*REG_REG11" },
2571 { 4*(REG_REG0+12), "4*REG_REG12" },
2572 { 4*(REG_REG0+13), "4*REG_REG13" },
2573 { 4*(REG_REG0+14), "4*REG_REG14" },
2574 { 4*REG_REG15, "4*REG_REG15" },
2575 { 4*REG_PC, "4*REG_PC" },
2576 { 4*REG_PR, "4*REG_PR" },
2577 { 4*REG_SR, "4*REG_SR" },
2578 { 4*REG_GBR, "4*REG_GBR" },
2579 { 4*REG_MACH, "4*REG_MACH" },
2580 { 4*REG_MACL, "4*REG_MACL" },
2581 { 4*REG_SYSCALL, "4*REG_SYSCALL" },
2582 { 4*REG_FPUL, "4*REG_FPUL" },
2583 { 4*REG_FPREG0, "4*REG_FPREG0" },
2584 { 4*(REG_FPREG0+1), "4*REG_FPREG1" },
2585 { 4*(REG_FPREG0+2), "4*REG_FPREG2" },
2586 { 4*(REG_FPREG0+3), "4*REG_FPREG3" },
2587 { 4*(REG_FPREG0+4), "4*REG_FPREG4" },
2588 { 4*(REG_FPREG0+5), "4*REG_FPREG5" },
2589 { 4*(REG_FPREG0+6), "4*REG_FPREG6" },
2590 { 4*(REG_FPREG0+7), "4*REG_FPREG7" },
2591 { 4*(REG_FPREG0+8), "4*REG_FPREG8" },
2592 { 4*(REG_FPREG0+9), "4*REG_FPREG9" },
2593 { 4*(REG_FPREG0+10), "4*REG_FPREG10" },
2594 { 4*(REG_FPREG0+11), "4*REG_FPREG11" },
2595 { 4*(REG_FPREG0+12), "4*REG_FPREG12" },
2596 { 4*(REG_FPREG0+13), "4*REG_FPREG13" },
2597 { 4*(REG_FPREG0+14), "4*REG_FPREG14" },
2598 { 4*REG_FPREG15, "4*REG_FPREG15" },
Roland McGrathc0f8bbd2003-08-21 09:58:00 +00002599#ifdef REG_XDREG0
Wichert Akkermanccef6372002-05-01 16:39:22 +00002600 { 4*REG_XDREG0, "4*REG_XDREG0" },
2601 { 4*(REG_XDREG0+2), "4*REG_XDREG2" },
2602 { 4*(REG_XDREG0+4), "4*REG_XDREG4" },
2603 { 4*(REG_XDREG0+6), "4*REG_XDREG6" },
2604 { 4*(REG_XDREG0+8), "4*REG_XDREG8" },
2605 { 4*(REG_XDREG0+10), "4*REG_XDREG10" },
2606 { 4*(REG_XDREG0+12), "4*REG_XDREG12" },
2607 { 4*REG_XDREG14, "4*REG_XDREG14" },
Roland McGrathc0f8bbd2003-08-21 09:58:00 +00002608#endif
Wichert Akkermanccef6372002-05-01 16:39:22 +00002609 { 4*REG_FPSCR, "4*REG_FPSCR" },
2610#endif /* SH */
Roland McGrathf5a47772003-06-26 22:40:42 +00002611#ifdef SH64
Roland McGrathe1e584b2003-06-02 19:18:58 +00002612 { 0, "PC(L)" },
2613 { 4, "PC(U)" },
2614 { 8, "SR(L)" },
2615 { 12, "SR(U)" },
2616 { 16, "syscall no.(L)" },
2617 { 20, "syscall_no.(U)" },
2618 { 24, "R0(L)" },
2619 { 28, "R0(U)" },
2620 { 32, "R1(L)" },
2621 { 36, "R1(U)" },
2622 { 40, "R2(L)" },
2623 { 44, "R2(U)" },
2624 { 48, "R3(L)" },
2625 { 52, "R3(U)" },
2626 { 56, "R4(L)" },
2627 { 60, "R4(U)" },
2628 { 64, "R5(L)" },
2629 { 68, "R5(U)" },
2630 { 72, "R6(L)" },
2631 { 76, "R6(U)" },
2632 { 80, "R7(L)" },
2633 { 84, "R7(U)" },
2634 { 88, "R8(L)" },
2635 { 92, "R8(U)" },
2636 { 96, "R9(L)" },
2637 { 100, "R9(U)" },
2638 { 104, "R10(L)" },
2639 { 108, "R10(U)" },
2640 { 112, "R11(L)" },
2641 { 116, "R11(U)" },
2642 { 120, "R12(L)" },
2643 { 124, "R12(U)" },
2644 { 128, "R13(L)" },
2645 { 132, "R13(U)" },
2646 { 136, "R14(L)" },
2647 { 140, "R14(U)" },
2648 { 144, "R15(L)" },
2649 { 148, "R15(U)" },
2650 { 152, "R16(L)" },
2651 { 156, "R16(U)" },
2652 { 160, "R17(L)" },
2653 { 164, "R17(U)" },
2654 { 168, "R18(L)" },
2655 { 172, "R18(U)" },
2656 { 176, "R19(L)" },
2657 { 180, "R19(U)" },
2658 { 184, "R20(L)" },
2659 { 188, "R20(U)" },
2660 { 192, "R21(L)" },
2661 { 196, "R21(U)" },
2662 { 200, "R22(L)" },
2663 { 204, "R22(U)" },
2664 { 208, "R23(L)" },
2665 { 212, "R23(U)" },
2666 { 216, "R24(L)" },
2667 { 220, "R24(U)" },
2668 { 224, "R25(L)" },
2669 { 228, "R25(U)" },
2670 { 232, "R26(L)" },
2671 { 236, "R26(U)" },
2672 { 240, "R27(L)" },
2673 { 244, "R27(U)" },
2674 { 248, "R28(L)" },
2675 { 252, "R28(U)" },
2676 { 256, "R29(L)" },
2677 { 260, "R29(U)" },
2678 { 264, "R30(L)" },
2679 { 268, "R30(U)" },
2680 { 272, "R31(L)" },
2681 { 276, "R31(U)" },
2682 { 280, "R32(L)" },
2683 { 284, "R32(U)" },
2684 { 288, "R33(L)" },
2685 { 292, "R33(U)" },
2686 { 296, "R34(L)" },
2687 { 300, "R34(U)" },
2688 { 304, "R35(L)" },
2689 { 308, "R35(U)" },
2690 { 312, "R36(L)" },
2691 { 316, "R36(U)" },
2692 { 320, "R37(L)" },
2693 { 324, "R37(U)" },
2694 { 328, "R38(L)" },
2695 { 332, "R38(U)" },
2696 { 336, "R39(L)" },
2697 { 340, "R39(U)" },
2698 { 344, "R40(L)" },
2699 { 348, "R40(U)" },
2700 { 352, "R41(L)" },
2701 { 356, "R41(U)" },
2702 { 360, "R42(L)" },
2703 { 364, "R42(U)" },
2704 { 368, "R43(L)" },
2705 { 372, "R43(U)" },
2706 { 376, "R44(L)" },
2707 { 380, "R44(U)" },
2708 { 384, "R45(L)" },
2709 { 388, "R45(U)" },
2710 { 392, "R46(L)" },
2711 { 396, "R46(U)" },
2712 { 400, "R47(L)" },
2713 { 404, "R47(U)" },
2714 { 408, "R48(L)" },
2715 { 412, "R48(U)" },
2716 { 416, "R49(L)" },
2717 { 420, "R49(U)" },
2718 { 424, "R50(L)" },
2719 { 428, "R50(U)" },
2720 { 432, "R51(L)" },
2721 { 436, "R51(U)" },
2722 { 440, "R52(L)" },
2723 { 444, "R52(U)" },
2724 { 448, "R53(L)" },
2725 { 452, "R53(U)" },
2726 { 456, "R54(L)" },
2727 { 460, "R54(U)" },
2728 { 464, "R55(L)" },
2729 { 468, "R55(U)" },
2730 { 472, "R56(L)" },
2731 { 476, "R56(U)" },
2732 { 480, "R57(L)" },
2733 { 484, "R57(U)" },
2734 { 488, "R58(L)" },
2735 { 492, "R58(U)" },
2736 { 496, "R59(L)" },
2737 { 500, "R59(U)" },
2738 { 504, "R60(L)" },
2739 { 508, "R60(U)" },
2740 { 512, "R61(L)" },
2741 { 516, "R61(U)" },
2742 { 520, "R62(L)" },
2743 { 524, "R62(U)" },
2744 { 528, "TR0(L)" },
2745 { 532, "TR0(U)" },
2746 { 536, "TR1(L)" },
2747 { 540, "TR1(U)" },
2748 { 544, "TR2(L)" },
2749 { 548, "TR2(U)" },
2750 { 552, "TR3(L)" },
2751 { 556, "TR3(U)" },
2752 { 560, "TR4(L)" },
2753 { 564, "TR4(U)" },
2754 { 568, "TR5(L)" },
2755 { 572, "TR5(U)" },
2756 { 576, "TR6(L)" },
2757 { 580, "TR6(U)" },
2758 { 584, "TR7(L)" },
2759 { 588, "TR7(U)" },
2760 /* This entry is in case pt_regs contains dregs (depends on
2761 the kernel build options). */
2762 { uoff(regs), "offsetof(struct user, regs)" },
2763 { uoff(fpu), "offsetof(struct user, fpu)" },
2764#endif
Roland McGrath0f87c492003-06-03 23:29:04 +00002765#ifdef ARM
2766 { uoff(regs.ARM_r0), "r0" },
2767 { uoff(regs.ARM_r1), "r1" },
2768 { uoff(regs.ARM_r2), "r2" },
2769 { uoff(regs.ARM_r3), "r3" },
2770 { uoff(regs.ARM_r4), "r4" },
2771 { uoff(regs.ARM_r5), "r5" },
2772 { uoff(regs.ARM_r6), "r6" },
2773 { uoff(regs.ARM_r7), "r7" },
2774 { uoff(regs.ARM_r8), "r8" },
2775 { uoff(regs.ARM_r9), "r9" },
2776 { uoff(regs.ARM_r10), "r10" },
2777 { uoff(regs.ARM_fp), "fp" },
2778 { uoff(regs.ARM_ip), "ip" },
2779 { uoff(regs.ARM_sp), "sp" },
2780 { uoff(regs.ARM_lr), "lr" },
2781 { uoff(regs.ARM_pc), "pc" },
2782 { uoff(regs.ARM_cpsr), "cpsr" },
2783#endif
Wichert Akkermanccef6372002-05-01 16:39:22 +00002784
Roland McGrath6d1a65c2004-07-12 07:44:08 +00002785#if !defined(S390) && !defined(S390X) && !defined(MIPS) && !defined(SPARC64)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002786 { uoff(u_fpvalid), "offsetof(struct user, u_fpvalid)" },
Wichert Akkermanf90da011999-10-31 21:15:38 +00002787#endif
Michal Ludvig0e035502002-09-23 15:41:01 +00002788#if defined(I386) || defined(X86_64)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002789 { uoff(i387), "offsetof(struct user, i387)" },
2790#else /* !I386 */
2791#ifdef M68K
2792 { uoff(m68kfp), "offsetof(struct user, m68kfp)" },
2793#endif /* M68K */
2794#endif /* !I386 */
2795 { uoff(u_tsize), "offsetof(struct user, u_tsize)" },
2796 { uoff(u_dsize), "offsetof(struct user, u_dsize)" },
2797 { uoff(u_ssize), "offsetof(struct user, u_ssize)" },
Roland McGrath6d1a65c2004-07-12 07:44:08 +00002798#if !defined(SPARC64)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002799 { uoff(start_code), "offsetof(struct user, start_code)" },
Roland McGrath6d1a65c2004-07-12 07:44:08 +00002800#endif
Roland McGrathf5a47772003-06-26 22:40:42 +00002801#ifdef SH64
Roland McGrathe1e584b2003-06-02 19:18:58 +00002802 { uoff(start_data), "offsetof(struct user, start_data)" },
2803#endif
Roland McGrath6d1a65c2004-07-12 07:44:08 +00002804#if !defined(SPARC64)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002805 { uoff(start_stack), "offsetof(struct user, start_stack)" },
Roland McGrath6d1a65c2004-07-12 07:44:08 +00002806#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002807 { uoff(signal), "offsetof(struct user, signal)" },
Roland McGrath6d1a65c2004-07-12 07:44:08 +00002808#if !defined(S390) && !defined(S390X) && !defined(MIPS) && !defined(SH) && !defined(SH64) && !defined(SPARC64)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002809 { uoff(reserved), "offsetof(struct user, reserved)" },
Wichert Akkermanf90da011999-10-31 21:15:38 +00002810#endif
Roland McGrath6d1a65c2004-07-12 07:44:08 +00002811#if !defined(SPARC64)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002812 { uoff(u_ar0), "offsetof(struct user, u_ar0)" },
Roland McGrath6d1a65c2004-07-12 07:44:08 +00002813#endif
2814#if !defined(ARM) && !defined(MIPS) && !defined(S390) && !defined(S390X) && !defined(SPARC64)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002815 { uoff(u_fpstate), "offsetof(struct user, u_fpstate)" },
2816#endif
2817 { uoff(magic), "offsetof(struct user, magic)" },
2818 { uoff(u_comm), "offsetof(struct user, u_comm)" },
Michal Ludvig0e035502002-09-23 15:41:01 +00002819#if defined(I386) || defined(X86_64)
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002820 { uoff(u_debugreg), "offsetof(struct user, u_debugreg)" },
2821#endif /* I386 */
Wichert Akkerman8b1b40c2000-02-03 21:58:30 +00002822#endif /* !IA64 */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002823#endif /* !ALPHA */
2824#endif /* !POWERPC/!SPARC */
2825#endif /* LINUX */
2826#ifdef SUNOS4
2827 { uoff(u_pcb), "offsetof(struct user, u_pcb)" },
2828 { uoff(u_procp), "offsetof(struct user, u_procp)" },
2829 { uoff(u_ar0), "offsetof(struct user, u_ar0)" },
2830 { uoff(u_comm[0]), "offsetof(struct user, u_comm[0])" },
2831 { uoff(u_arg[0]), "offsetof(struct user, u_arg[0])" },
2832 { uoff(u_ap), "offsetof(struct user, u_ap)" },
2833 { uoff(u_qsave), "offsetof(struct user, u_qsave)" },
2834 { uoff(u_rval1), "offsetof(struct user, u_rval1)" },
2835 { uoff(u_rval2), "offsetof(struct user, u_rval2)" },
2836 { uoff(u_error), "offsetof(struct user, u_error)" },
2837 { uoff(u_eosys), "offsetof(struct user, u_eosys)" },
2838 { uoff(u_ssave), "offsetof(struct user, u_ssave)" },
2839 { uoff(u_signal[0]), "offsetof(struct user, u_signal)" },
2840 { uoff(u_sigmask[0]), "offsetof(struct user, u_sigmask)" },
2841 { uoff(u_sigonstack), "offsetof(struct user, u_sigonstack)" },
2842 { uoff(u_sigintr), "offsetof(struct user, u_sigintr)" },
2843 { uoff(u_sigreset), "offsetof(struct user, u_sigreset)" },
2844 { uoff(u_oldmask), "offsetof(struct user, u_oldmask)" },
2845 { uoff(u_code), "offsetof(struct user, u_code)" },
2846 { uoff(u_addr), "offsetof(struct user, u_addr)" },
2847 { uoff(u_sigstack), "offsetof(struct user, u_sigstack)" },
2848 { uoff(u_ofile), "offsetof(struct user, u_ofile)" },
2849 { uoff(u_pofile), "offsetof(struct user, u_pofile)" },
2850 { uoff(u_ofile_arr[0]), "offsetof(struct user, u_ofile_arr[0])" },
2851 { uoff(u_pofile_arr[0]),"offsetof(struct user, u_pofile_arr[0])"},
2852 { uoff(u_lastfile), "offsetof(struct user, u_lastfile)" },
2853 { uoff(u_cwd), "offsetof(struct user, u_cwd)" },
2854 { uoff(u_cdir), "offsetof(struct user, u_cdir)" },
2855 { uoff(u_rdir), "offsetof(struct user, u_rdir)" },
2856 { uoff(u_cmask), "offsetof(struct user, u_cmask)" },
2857 { uoff(u_ru), "offsetof(struct user, u_ru)" },
2858 { uoff(u_cru), "offsetof(struct user, u_cru)" },
2859 { uoff(u_timer[0]), "offsetof(struct user, u_timer[0])" },
2860 { uoff(u_XXX[0]), "offsetof(struct user, u_XXX[0])" },
2861 { uoff(u_ioch), "offsetof(struct user, u_ioch)" },
2862 { uoff(u_start), "offsetof(struct user, u_start)" },
2863 { uoff(u_acflag), "offsetof(struct user, u_acflag)" },
2864 { uoff(u_prof.pr_base), "offsetof(struct user, u_prof.pr_base)" },
2865 { uoff(u_prof.pr_size), "offsetof(struct user, u_prof.pr_size)" },
2866 { uoff(u_prof.pr_off), "offsetof(struct user, u_prof.pr_off)" },
2867 { uoff(u_prof.pr_scale),"offsetof(struct user, u_prof.pr_scale)"},
2868 { uoff(u_rlimit[0]), "offsetof(struct user, u_rlimit)" },
2869 { uoff(u_exdata.Ux_A), "offsetof(struct user, u_exdata.Ux_A)" },
2870 { uoff(u_exdata.ux_shell[0]),"offsetof(struct user, u_exdata.ux_shell[0])"},
2871 { uoff(u_lofault), "offsetof(struct user, u_lofault)" },
2872#endif /* SUNOS4 */
Wichert Akkermanc1652e22001-03-27 12:17:16 +00002873#ifndef HPPA
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002874 { sizeof(struct user), "sizeof(struct user)" },
Wichert Akkermanc1652e22001-03-27 12:17:16 +00002875#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002876 { 0, NULL },
2877};
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00002878#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002879
2880int
2881sys_ptrace(tcp)
2882struct tcb *tcp;
2883{
Roland McGrathd9f816f2004-09-04 03:39:20 +00002884 const struct xlat *x;
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002885 long addr;
2886
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002887 if (entering(tcp)) {
Roland McGrathbf621d42003-01-14 09:46:21 +00002888 printxval(ptrace_cmds, tcp->u_arg[0],
2889#ifndef FREEBSD
2890 "PTRACE_???"
2891#else
2892 "PT_???"
2893#endif
2894 );
2895 tprintf(", %lu, ", tcp->u_arg[1]);
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002896 addr = tcp->u_arg[2];
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00002897#ifndef FREEBSD
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002898 if (tcp->u_arg[0] == PTRACE_PEEKUSER
2899 || tcp->u_arg[0] == PTRACE_POKEUSER) {
2900 for (x = struct_user_offsets; x->str; x++) {
2901 if (x->val >= addr)
2902 break;
2903 }
2904 if (!x->str)
2905 tprintf("%#lx, ", addr);
2906 else if (x->val > addr && x != struct_user_offsets) {
2907 x--;
2908 tprintf("%s + %ld, ", x->str, addr - x->val);
2909 }
2910 else
2911 tprintf("%s, ", x->str);
2912 }
2913 else
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00002914#endif
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002915 tprintf("%#lx, ", tcp->u_arg[2]);
2916#ifdef LINUX
2917 switch (tcp->u_arg[0]) {
2918 case PTRACE_PEEKDATA:
2919 case PTRACE_PEEKTEXT:
2920 case PTRACE_PEEKUSER:
2921 break;
2922 case PTRACE_CONT:
2923 case PTRACE_SINGLESTEP:
2924 case PTRACE_SYSCALL:
2925 case PTRACE_DETACH:
2926 printsignal(tcp->u_arg[3]);
2927 break;
2928 default:
2929 tprintf("%#lx", tcp->u_arg[3]);
2930 break;
2931 }
2932 } else {
2933 switch (tcp->u_arg[0]) {
2934 case PTRACE_PEEKDATA:
2935 case PTRACE_PEEKTEXT:
2936 case PTRACE_PEEKUSER:
Roland McGratheb285352003-01-14 09:59:00 +00002937 printnum(tcp, tcp->u_arg[3], "%#lx");
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002938 break;
2939 }
2940 }
2941#endif /* LINUX */
2942#ifdef SUNOS4
2943 if (tcp->u_arg[0] == PTRACE_WRITEDATA ||
2944 tcp->u_arg[0] == PTRACE_WRITETEXT) {
2945 tprintf("%lu, ", tcp->u_arg[3]);
2946 printstr(tcp, tcp->u_arg[4], tcp->u_arg[3]);
2947 } else if (tcp->u_arg[0] != PTRACE_READDATA &&
2948 tcp->u_arg[0] != PTRACE_READTEXT) {
2949 tprintf("%#lx", tcp->u_arg[3]);
2950 }
2951 } else {
2952 if (tcp->u_arg[0] == PTRACE_READDATA ||
2953 tcp->u_arg[0] == PTRACE_READTEXT) {
2954 tprintf("%lu, ", tcp->u_arg[3]);
2955 printstr(tcp, tcp->u_arg[4], tcp->u_arg[3]);
2956 }
2957 }
2958#endif /* SUNOS4 */
Wichert Akkermanbf79f2e2000-09-01 21:03:06 +00002959#ifdef FREEBSD
2960 tprintf("%lu", tcp->u_arg[3]);
2961 }
2962#endif /* FREEBSD */
Wichert Akkerman76baf7c1999-02-19 00:21:36 +00002963 return 0;
2964}
2965
2966#endif /* !SVR4 */
Roland McGrath5a223472002-12-15 23:58:26 +00002967
2968#ifdef LINUX
Roland McGrathd9f816f2004-09-04 03:39:20 +00002969static const struct xlat futexops[] = {
Roland McGrath5a223472002-12-15 23:58:26 +00002970 { FUTEX_WAIT, "FUTEX_WAIT" },
2971 { FUTEX_WAKE, "FUTEX_WAKE" },
2972 { FUTEX_FD, "FUTEX_FD" },
Roland McGrath88812d62003-06-26 22:27:23 +00002973 { FUTEX_REQUEUE,"FUTEX_REQUEUE" },
Roland McGrath5a223472002-12-15 23:58:26 +00002974 { 0, NULL }
2975};
2976
2977int
2978sys_futex(tcp)
2979struct tcb *tcp;
2980{
2981 if (entering(tcp)) {
2982 tprintf("%p, ", (void *) tcp->u_arg[0]);
Roland McGrath88812d62003-06-26 22:27:23 +00002983 printxval(futexops, tcp->u_arg[1], "FUTEX_???");
Roland McGrath8dfa04a2003-03-05 04:07:55 +00002984 tprintf(", %ld", tcp->u_arg[2]);
2985 if (tcp->u_arg[1] == FUTEX_WAIT) {
2986 tprintf(", ");
2987 printtv(tcp, tcp->u_arg[3]);
Roland McGrath88812d62003-06-26 22:27:23 +00002988 } else if (tcp->u_arg[1] == FUTEX_REQUEUE)
2989 tprintf(", %ld, %p", tcp->u_arg[3], (void *) tcp->u_arg[4]);
Roland McGrath5a223472002-12-15 23:58:26 +00002990 }
2991 return 0;
2992}
2993
2994static void
Roland McGrath79fbda52004-04-14 02:45:55 +00002995print_affinitylist(tcp, list, len)
2996struct tcb *tcp;
2997long list;
Roland McGrath5a223472002-12-15 23:58:26 +00002998unsigned int len;
2999{
3000 int first = 1;
3001 tprintf(" {");
Roland McGratha2f34962003-05-23 00:14:04 +00003002 while (len >= sizeof (unsigned long)) {
Roland McGrath79fbda52004-04-14 02:45:55 +00003003 unsigned long w;
3004 umove(tcp, list, &w);
3005 tprintf("%s %lx", first ? "" : ",", w);
Roland McGrath5a223472002-12-15 23:58:26 +00003006 first = 0;
3007 len -= sizeof (unsigned long);
Roland McGrath79fbda52004-04-14 02:45:55 +00003008 list += sizeof(unsigned long);
Roland McGrath5a223472002-12-15 23:58:26 +00003009 }
3010 tprintf(" }");
3011}
3012
3013int
3014sys_sched_setaffinity(tcp)
3015struct tcb *tcp;
3016{
3017 if (entering(tcp)) {
3018 tprintf("%ld, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
Roland McGrath79fbda52004-04-14 02:45:55 +00003019 print_affinitylist(tcp, tcp->u_arg[2], tcp->u_arg[1]);
Roland McGrath5a223472002-12-15 23:58:26 +00003020 }
3021 return 0;
3022}
3023
3024int
3025sys_sched_getaffinity(tcp)
3026struct tcb *tcp;
3027{
3028 if (entering(tcp)) {
3029 tprintf("%ld, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
3030 } else {
Roland McGrath79fbda52004-04-14 02:45:55 +00003031 if (tcp->u_rval == -1)
3032 tprintf("%#lx", tcp->u_arg[2]);
3033 else
3034 print_affinitylist(tcp, tcp->u_arg[2], tcp->u_rval);
Roland McGrath5a223472002-12-15 23:58:26 +00003035 }
3036 return 0;
3037}
Roland McGrath279d3782004-03-01 20:27:37 +00003038
Roland McGrathd9f816f2004-09-04 03:39:20 +00003039static const struct xlat schedulers[] = {
Roland McGrath279d3782004-03-01 20:27:37 +00003040 { SCHED_OTHER, "SCHED_OTHER" },
3041 { SCHED_RR, "SCHED_RR" },
3042 { SCHED_FIFO, "SCHED_FIFO" },
3043 { 0, NULL }
3044};
3045
3046int
3047sys_sched_getscheduler(tcp)
3048struct tcb *tcp;
3049{
3050 if (entering(tcp)) {
3051 tprintf("%d", (int) tcp->u_arg[0]);
3052 } else if (! syserror(tcp)) {
3053 tcp->auxstr = xlookup (schedulers, tcp->u_rval);
3054 if (tcp->auxstr != NULL)
3055 return RVAL_STR;
3056 }
3057 return 0;
3058}
3059
3060int
3061sys_sched_setscheduler(tcp)
3062struct tcb *tcp;
3063{
3064 if (entering(tcp)) {
3065 struct sched_param p;
3066 tprintf("%d, ", (int) tcp->u_arg[0]);
3067 printxval(schedulers, tcp->u_arg[1], "SCHED_???");
3068 if (umove(tcp, tcp->u_arg[2], &p) < 0)
Roland McGrathc2d5eb02005-02-02 04:16:56 +00003069 tprintf(", %#lx", tcp->u_arg[2]);
Roland McGrath279d3782004-03-01 20:27:37 +00003070 else
3071 tprintf(", { %d }", p.__sched_priority);
3072 }
3073 return 0;
3074}
3075
3076int
3077sys_sched_getparam(tcp)
3078struct tcb *tcp;
3079{
3080 if (entering(tcp)) {
3081 tprintf("%d, ", (int) tcp->u_arg[0]);
3082 } else {
3083 struct sched_param p;
3084 if (umove(tcp, tcp->u_arg[1], &p) < 0)
Roland McGrathc2d5eb02005-02-02 04:16:56 +00003085 tprintf("%#lx", tcp->u_arg[1]);
Roland McGrath279d3782004-03-01 20:27:37 +00003086 else
3087 tprintf("{ %d }", p.__sched_priority);
3088 }
3089 return 0;
3090}
3091
3092int
3093sys_sched_setparam(tcp)
3094struct tcb *tcp;
3095{
3096 if (entering(tcp)) {
3097 struct sched_param p;
3098 if (umove(tcp, tcp->u_arg[1], &p) < 0)
Roland McGrathc2d5eb02005-02-02 04:16:56 +00003099 tprintf("%d, %#lx", (int) tcp->u_arg[0], tcp->u_arg[1]);
Roland McGrath279d3782004-03-01 20:27:37 +00003100 else
3101 tprintf("%d, { %d }", (int) tcp->u_arg[0], p.__sched_priority);
3102 }
3103 return 0;
3104}
3105
3106int
3107sys_sched_get_priority_min(tcp)
3108struct tcb *tcp;
3109{
3110 if (entering(tcp)) {
3111 printxval(schedulers, tcp->u_arg[0], "SCHED_???");
3112 }
3113 return 0;
3114}
Roland McGrathc2d5eb02005-02-02 04:16:56 +00003115
3116#ifdef X86_64
3117#include <asm/prctl.h>
3118
3119static const struct xlat archvals[] = {
3120 { ARCH_SET_GS, "ARCH_SET_GS" },
3121 { ARCH_SET_FS, "ARCH_SET_FS" },
3122 { ARCH_GET_FS, "ARCH_GET_FS" },
3123 { ARCH_GET_GS, "ARCH_GET_GS" },
3124 { 0, NULL },
3125};
3126
3127int
3128sys_arch_prctl(tcp)
3129struct tcb *tcp;
3130{
3131 if (entering(tcp)) {
3132 printxval(archvals, tcp->u_arg[0], "ARCH_???");
3133 if (tcp->u_arg[0] == ARCH_SET_GS
3134 || tcp->u_arg[0] == ARCH_SET_FS)
3135 tprintf(", %#lx", tcp->u_arg[1]);
3136 } else {
3137 if (tcp->u_arg[0] == ARCH_GET_GS
3138 || tcp->u_arg[0] == ARCH_GET_FS) {
3139 long int v;
3140 if (!syserror(tcp) && umove(tcp, tcp->u_arg[1], &v) != -1)
3141 tprintf(", [%#lx]", v);
3142 else
3143 tprintf(", %#lx", tcp->u_arg[1]);
3144 }
3145 }
3146 return 0;
3147}
3148#endif
3149
Roland McGrath5a223472002-12-15 23:58:26 +00003150#endif