Gitiles
Code Review Sign In
gerrit-public.fairphone.software / fp2-dev / platform / external / strace / 3e69bdf41a1c272028d9347bc55d7f73e3c4de46 / . / process.c
blob: 4a059ccfe9e91ad36bec2b9dc0ee7f763c84cb5c [file] [log] [blame]
/*
* Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
* Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
* Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
* Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl>
* Copyright (c) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
* Linux for s390 port by D.J. Barrow
* <barrow_dj@mail.yahoo.com,djbarrow@de.ibm.com>
* Copyright (c) 2000 PocketPenguins Inc. Linux for Hitachi SuperH
* port by Greg Banks <gbanks@pocketpenguins.com>
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "defs.h"
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <sys/resource.h>
#include <sys/utsname.h>
#include <sys/user.h>
#ifdef HAVE_ELF_H
# include <elf.h>
#endif
#ifdef HAVE_SYS_REG_H
# include <sys/reg.h>
#endif
#ifdef HAVE_LINUX_PTRACE_H
# undef PTRACE_SYSCALL
# ifdef HAVE_STRUCT_IA64_FPREG
# define ia64_fpreg XXX_ia64_fpreg
# endif
# ifdef HAVE_STRUCT_PT_ALL_USER_REGS
# define pt_all_user_regs XXX_pt_all_user_regs
# endif
# ifdef HAVE_STRUCT_PTRACE_PEEKSIGINFO_ARGS
# define ptrace_peeksiginfo_args XXX_ptrace_peeksiginfo_args
# endif
# include <linux/ptrace.h>
# undef ptrace_peeksiginfo_args
# undef ia64_fpreg
# undef pt_all_user_regs
#endif
#if defined(SPARC64)
# define r_pc r_tpc
# undef PTRACE_GETREGS
# define PTRACE_GETREGS PTRACE_GETREGS64
# undef PTRACE_SETREGS
# define PTRACE_SETREGS PTRACE_SETREGS64
#endif
#ifdef HAVE_LINUX_FUTEX_H
# include <linux/futex.h>
#endif
#ifndef FUTEX_WAIT
# define FUTEX_WAIT 0
#endif
#ifndef FUTEX_WAKE
# define FUTEX_WAKE 1
#endif
#ifndef FUTEX_FD
# define FUTEX_FD 2
#endif
#ifndef FUTEX_REQUEUE
# define FUTEX_REQUEUE 3
#endif
#include <sched.h>
#include <asm/posix_types.h>
#undef GETGROUPS_T
#define GETGROUPS_T __kernel_gid_t
#undef GETGROUPS32_T
#define GETGROUPS32_T __kernel_gid32_t
#if defined(IA64)
# include <asm/ptrace_offsets.h>
# include <asm/rse.h>
#endif
#ifdef HAVE_PRCTL
# include <sys/prctl.h>
static const struct xlat prctl_options[] = {
#ifdef PR_MAXPROCS
XLAT(PR_MAXPROCS),
#endif
#ifdef PR_ISBLOCKED
XLAT(PR_ISBLOCKED),
#endif
#ifdef PR_SETSTACKSIZE
XLAT(PR_SETSTACKSIZE),
#endif
#ifdef PR_GETSTACKSIZE
XLAT(PR_GETSTACKSIZE),
#endif
#ifdef PR_MAXPPROCS
XLAT(PR_MAXPPROCS),
#endif
#ifdef PR_UNBLKONEXEC
XLAT(PR_UNBLKONEXEC),
#endif
#ifdef PR_ATOMICSIM
XLAT(PR_ATOMICSIM),
#endif
#ifdef PR_SETEXITSIG
XLAT(PR_SETEXITSIG),
#endif
#ifdef PR_RESIDENT
XLAT(PR_RESIDENT),
#endif
#ifdef PR_ATTACHADDR
XLAT(PR_ATTACHADDR),
#endif
#ifdef PR_DETACHADDR
XLAT(PR_DETACHADDR),
#endif
#ifdef PR_TERMCHILD
XLAT(PR_TERMCHILD),
#endif
#ifdef PR_GETSHMASK
XLAT(PR_GETSHMASK),
#endif
#ifdef PR_GETNSHARE
XLAT(PR_GETNSHARE),
#endif
#ifdef PR_COREPID
XLAT(PR_COREPID),
#endif
#ifdef PR_ATTACHADDRPERM
XLAT(PR_ATTACHADDRPERM),
#endif
#ifdef PR_PTHREADEXIT
XLAT(PR_PTHREADEXIT),
#endif
#ifdef PR_SET_PDEATHSIG
XLAT(PR_SET_PDEATHSIG),
#endif
#ifdef PR_GET_PDEATHSIG
XLAT(PR_GET_PDEATHSIG),
#endif
#ifdef PR_GET_DUMPABLE
XLAT(PR_GET_DUMPABLE),
#endif
#ifdef PR_SET_DUMPABLE
XLAT(PR_SET_DUMPABLE),
#endif
#ifdef PR_GET_UNALIGN
XLAT(PR_GET_UNALIGN),
#endif
#ifdef PR_SET_UNALIGN
XLAT(PR_SET_UNALIGN),
#endif
#ifdef PR_GET_KEEPCAPS
XLAT(PR_GET_KEEPCAPS),
#endif
#ifdef PR_SET_KEEPCAPS
XLAT(PR_SET_KEEPCAPS),
#endif
#ifdef PR_GET_FPEMU
XLAT(PR_GET_FPEMU),
#endif
#ifdef PR_SET_FPEMU
XLAT(PR_SET_FPEMU),
#endif
#ifdef PR_GET_FPEXC
XLAT(PR_GET_FPEXC),
#endif
#ifdef PR_SET_FPEXC
XLAT(PR_SET_FPEXC),
#endif
#ifdef PR_GET_TIMING
XLAT(PR_GET_TIMING),
#endif
#ifdef PR_SET_TIMING
XLAT(PR_SET_TIMING),
#endif
#ifdef PR_SET_NAME
XLAT(PR_SET_NAME),
#endif
#ifdef PR_GET_NAME
XLAT(PR_GET_NAME),
#endif
#ifdef PR_GET_ENDIAN
XLAT(PR_GET_ENDIAN),
#endif
#ifdef PR_SET_ENDIAN
XLAT(PR_SET_ENDIAN),
#endif
#ifdef PR_GET_SECCOMP
XLAT(PR_GET_SECCOMP),
#endif
#ifdef PR_SET_SECCOMP
XLAT(PR_SET_SECCOMP),
#endif
#ifdef PR_CAPBSET_READ
XLAT(PR_CAPBSET_READ),
#endif
#ifdef PR_CAPBSET_DROP
XLAT(PR_CAPBSET_DROP),
#endif
#ifdef PR_GET_TSC
XLAT(PR_GET_TSC),
#endif
#ifdef PR_SET_TSC
XLAT(PR_SET_TSC),
#endif
#ifdef PR_GET_SECUREBITS
XLAT(PR_GET_SECUREBITS),
#endif
#ifdef PR_SET_SECUREBITS
XLAT(PR_SET_SECUREBITS),
#endif
#ifdef PR_SET_TIMERSLACK
XLAT(PR_SET_TIMERSLACK),
#endif
#ifdef PR_GET_TIMERSLACK
XLAT(PR_GET_TIMERSLACK),
#endif
#ifdef PR_TASK_PERF_EVENTS_DISABLE
XLAT(PR_TASK_PERF_EVENTS_DISABLE),
#endif
#ifdef PR_TASK_PERF_EVENTS_ENABLE
XLAT(PR_TASK_PERF_EVENTS_ENABLE),
#endif
#ifdef PR_MCE_KILL
XLAT(PR_MCE_KILL),
#endif
#ifdef PR_MCE_KILL_GET
XLAT(PR_MCE_KILL_GET),
#endif
#ifdef PR_SET_MM
XLAT(PR_SET_MM),
#endif
#ifdef PR_SET_PTRACER
XLAT(PR_SET_PTRACER),
#endif
#ifdef PR_SET_CHILD_SUBREAPER
XLAT(PR_SET_CHILD_SUBREAPER),
#endif
#ifdef PR_GET_CHILD_SUBREAPER
XLAT(PR_GET_CHILD_SUBREAPER),
#endif
#ifdef PR_SET_NO_NEW_PRIVS
XLAT(PR_SET_NO_NEW_PRIVS),
#endif
#ifdef PR_GET_NO_NEW_PRIVS
XLAT(PR_GET_NO_NEW_PRIVS),
#endif
#ifdef PR_GET_TID_ADDRESS
XLAT(PR_GET_TID_ADDRESS),
#endif
XLAT_END
};
static const char *
unalignctl_string(unsigned int ctl)
{
static char buf[sizeof(int)*2 + 2];
switch (ctl) {
#ifdef PR_UNALIGN_NOPRINT
case PR_UNALIGN_NOPRINT:
return "NOPRINT";
#endif
#ifdef PR_UNALIGN_SIGBUS
case PR_UNALIGN_SIGBUS:
return "SIGBUS";
#endif
default:
break;
}
sprintf(buf, "%x", ctl);
return buf;
}
int
sys_prctl(struct tcb *tcp)
{
int i;
if (entering(tcp)) {
printxval(prctl_options, tcp->u_arg[0], "PR_???");
switch (tcp->u_arg[0]) {
#ifdef PR_GETNSHARE
case PR_GETNSHARE:
break;
#endif
#ifdef PR_SET_PDEATHSIG
case PR_SET_PDEATHSIG:
tprintf(", %lu", tcp->u_arg[1]);
break;
#endif
#ifdef PR_GET_PDEATHSIG
case PR_GET_PDEATHSIG:
break;
#endif
#ifdef PR_SET_DUMPABLE
case PR_SET_DUMPABLE:
tprintf(", %lu", tcp->u_arg[1]);
break;
#endif
#ifdef PR_GET_DUMPABLE
case PR_GET_DUMPABLE:
break;
#endif
#ifdef PR_SET_UNALIGN
case PR_SET_UNALIGN:
tprintf(", %s", unalignctl_string(tcp->u_arg[1]));
break;
#endif
#ifdef PR_GET_UNALIGN
case PR_GET_UNALIGN:
tprintf(", %#lx", tcp->u_arg[1]);
break;
#endif
#ifdef PR_SET_KEEPCAPS
case PR_SET_KEEPCAPS:
tprintf(", %lu", tcp->u_arg[1]);
break;
#endif
#ifdef PR_GET_KEEPCAPS
case PR_GET_KEEPCAPS:
break;
#endif
default:
for (i = 1; i < tcp->s_ent->nargs; i++)
tprintf(", %#lx", tcp->u_arg[i]);
break;
}
} else {
switch (tcp->u_arg[0]) {
#ifdef PR_GET_PDEATHSIG
case PR_GET_PDEATHSIG:
if (umove(tcp, tcp->u_arg[1], &i) < 0)
tprintf(", %#lx", tcp->u_arg[1]);
else
tprintf(", {%u}", i);
break;
#endif
#ifdef PR_GET_DUMPABLE
case PR_GET_DUMPABLE:
return RVAL_UDECIMAL;
#endif
#ifdef PR_GET_UNALIGN
case PR_GET_UNALIGN:
if (syserror(tcp) || umove(tcp, tcp->u_arg[1], &i) < 0)
break;
tcp->auxstr = unalignctl_string(i);
return RVAL_STR;
#endif
#ifdef PR_GET_KEEPCAPS
case PR_GET_KEEPCAPS:
return RVAL_UDECIMAL;
#endif
default:
break;
}
}
return 0;
}
#endif /* HAVE_PRCTL */
int
sys_sethostname(struct tcb *tcp)
{
if (entering(tcp)) {
printstr(tcp, tcp->u_arg[0], tcp->u_arg[1]);
tprintf(", %lu", tcp->u_arg[1]);
}
return 0;
}
#if defined(ALPHA)
int
sys_gethostname(struct tcb *tcp)
{
if (exiting(tcp)) {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[0]);
else
printstr(tcp, tcp->u_arg[0], -1);
tprintf(", %lu", tcp->u_arg[1]);
}
return 0;
}
#endif
int
sys_setdomainname(struct tcb *tcp)
{
if (entering(tcp)) {
printstr(tcp, tcp->u_arg[0], tcp->u_arg[1]);
tprintf(", %lu", tcp->u_arg[1]);
}
return 0;
}
int
sys_exit(struct tcb *tcp)
{
if (exiting(tcp)) {
fprintf(stderr, "_exit returned!\n");
return -1;
}
/* special case: we stop tracing this process, finish line now */
tprintf("%ld) ", tcp->u_arg[0]);
tabto();
tprints("= ?\n");
line_ended();
return 0;
}
/* defines copied from linux/sched.h since we can't include that
* ourselves (it conflicts with *lots* of libc includes)
*/
#define CSIGNAL 0x000000ff /* signal mask to be sent at exit */
#define CLONE_VM 0x00000100 /* set if VM shared between processes */
#define CLONE_FS 0x00000200 /* set if fs info shared between processes */
#define CLONE_FILES 0x00000400 /* set if open files shared between processes */
#define CLONE_SIGHAND 0x00000800 /* set if signal handlers shared */
#define CLONE_IDLETASK 0x00001000 /* kernel-only flag */
#define CLONE_PTRACE 0x00002000 /* set if we want to let tracing continue on the child too */
#define CLONE_VFORK 0x00004000 /* set if the parent wants the child to wake it up on mm_release */
#define CLONE_PARENT 0x00008000 /* set if we want to have the same parent as the cloner */
#define CLONE_THREAD 0x00010000 /* Same thread group? */
#define CLONE_NEWNS 0x00020000 /* New namespace group? */
#define CLONE_SYSVSEM 0x00040000 /* share system V SEM_UNDO semantics */
#define CLONE_SETTLS 0x00080000 /* create a new TLS for the child */
#define CLONE_PARENT_SETTID 0x00100000 /* set the TID in the parent */
#define CLONE_CHILD_CLEARTID 0x00200000 /* clear the TID in the child */
#define CLONE_UNTRACED 0x00800000 /* set if the tracing process can't force CLONE_PTRACE on this clone */
#define CLONE_CHILD_SETTID 0x01000000 /* set the TID in the child */
#define CLONE_STOPPED 0x02000000 /* Start in stopped state */
#define CLONE_NEWUTS 0x04000000 /* New utsname group? */
#define CLONE_NEWIPC 0x08000000 /* New ipcs */
#define CLONE_NEWUSER 0x10000000 /* New user namespace */
#define CLONE_NEWPID 0x20000000 /* New pid namespace */
#define CLONE_NEWNET 0x40000000 /* New network namespace */
#define CLONE_IO 0x80000000 /* Clone io context */
static const struct xlat clone_flags[] = {
XLAT(CLONE_VM),
XLAT(CLONE_FS),
XLAT(CLONE_FILES),
XLAT(CLONE_SIGHAND),
XLAT(CLONE_IDLETASK),
XLAT(CLONE_PTRACE),
XLAT(CLONE_VFORK),
XLAT(CLONE_PARENT),
XLAT(CLONE_THREAD),
XLAT(CLONE_NEWNS),
XLAT(CLONE_SYSVSEM),
XLAT(CLONE_SETTLS),
XLAT(CLONE_PARENT_SETTID),
XLAT(CLONE_CHILD_CLEARTID),
XLAT(CLONE_UNTRACED),
XLAT(CLONE_CHILD_SETTID),
XLAT(CLONE_STOPPED),
XLAT(CLONE_NEWUTS),
XLAT(CLONE_NEWIPC),
XLAT(CLONE_NEWUSER),
XLAT(CLONE_NEWPID),
XLAT(CLONE_NEWNET),
XLAT(CLONE_IO),
XLAT_END
};
#if defined I386 || defined X86_64 || defined X32
extern void print_user_desc(struct tcb *, long);
#endif /* I386 || X86_64 || X32 */
#if defined IA64
# define ARG_FLAGS 0
# define ARG_STACK 1
# define ARG_STACKSIZE (tcp->scno == SYS_clone2 ? 2 : -1)
# define ARG_PTID (tcp->scno == SYS_clone2 ? 3 : 2)
# define ARG_CTID (tcp->scno == SYS_clone2 ? 4 : 3)
# define ARG_TLS (tcp->scno == SYS_clone2 ? 5 : 4)
#elif defined S390 || defined S390X || defined CRISV10 || defined CRISV32
# define ARG_STACK 0
# define ARG_FLAGS 1
# define ARG_PTID 2
# define ARG_CTID 3
# define ARG_TLS 4
#elif defined X86_64 || defined X32
/* x86 personality processes have the last two arguments flipped. */
# define ARG_FLAGS 0
# define ARG_STACK 1
# define ARG_PTID 2
# define ARG_CTID ((current_personality != 1) ? 3 : 4)
# define ARG_TLS ((current_personality != 1) ? 4 : 3)
#elif defined ALPHA || defined TILE || defined OR1K
# define ARG_FLAGS 0
# define ARG_STACK 1
# define ARG_PTID 2
# define ARG_CTID 3
# define ARG_TLS 4
#else
# define ARG_FLAGS 0
# define ARG_STACK 1
# define ARG_PTID 2
# define ARG_TLS 3
# define ARG_CTID 4
#endif
int
sys_clone(struct tcb *tcp)
{
if (exiting(tcp)) {
const char *sep = "|";
unsigned long flags = tcp->u_arg[ARG_FLAGS];
tprintf("child_stack=%#lx, ", tcp->u_arg[ARG_STACK]);
#ifdef ARG_STACKSIZE
if (ARG_STACKSIZE != -1)
tprintf("stack_size=%#lx, ",
tcp->u_arg[ARG_STACKSIZE]);
#endif
tprints("flags=");
if (!printflags(clone_flags, flags &~ CSIGNAL, NULL))
sep = "";
if ((flags & CSIGNAL) != 0)
tprintf("%s%s", sep, signame(flags & CSIGNAL));
if ((flags & (CLONE_PARENT_SETTID|CLONE_CHILD_SETTID
|CLONE_CHILD_CLEARTID|CLONE_SETTLS)) == 0)
return 0;
if (flags & CLONE_PARENT_SETTID)
tprintf(", parent_tidptr=%#lx", tcp->u_arg[ARG_PTID]);
if (flags & CLONE_SETTLS) {
#if defined I386 || defined X86_64 || defined X32
# ifndef I386
if (current_personality == 1)
# endif
{
tprints(", tls=");
print_user_desc(tcp, tcp->u_arg[ARG_TLS]);
}
# ifndef I386
else
# endif
#endif /* I386 || X86_64 || X32 */
tprintf(", tls=%#lx", tcp->u_arg[ARG_TLS]);
}
if (flags & (CLONE_CHILD_SETTID|CLONE_CHILD_CLEARTID))
tprintf(", child_tidptr=%#lx", tcp->u_arg[ARG_CTID]);
}
/* TODO on syscall entry:
* We can clear CLONE_PTRACE here since it is an ancient hack
* to allow us to catch children, and we use another hack for that.
* But CLONE_PTRACE can conceivably be used by malicious programs
* to subvert us. By clearing this bit, we can defend against it:
* in untraced execution, CLONE_PTRACE should have no effect.
*
* We can also clear CLONE_UNTRACED, since it allows to start
* children outside of our control. At the moment
* I'm trying to figure out whether there is a *legitimate*
* use of this flag which we should respect.
*/
return 0;
}
int
sys_setns(struct tcb *tcp)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
tprints(", ");
printflags(clone_flags, tcp->u_arg[1], "CLONE_???");
}
return 0;
}
int
sys_unshare(struct tcb *tcp)
{
if (entering(tcp))
printflags(clone_flags, tcp->u_arg[0], "CLONE_???");
return 0;
}
int
sys_fork(struct tcb *tcp)
{
if (exiting(tcp))
return RVAL_UDECIMAL;
return 0;
}
int sys_getuid(struct tcb *tcp)
{
if (exiting(tcp))
tcp->u_rval = (uid_t) tcp->u_rval;
return RVAL_UDECIMAL;
}
int sys_setfsuid(struct tcb *tcp)
{
if (entering(tcp))
tprintf("%u", (uid_t) tcp->u_arg[0]);
else
tcp->u_rval = (uid_t) tcp->u_rval;
return RVAL_UDECIMAL;
}
int
sys_setuid(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%u", (uid_t) tcp->u_arg[0]);
}
return 0;
}
int
sys_getresuid(struct tcb *tcp)
{
if (exiting(tcp)) {
__kernel_uid_t uid;
if (syserror(tcp))
tprintf("%#lx, %#lx, %#lx", tcp->u_arg[0],
tcp->u_arg[1], tcp->u_arg[2]);
else {
if (umove(tcp, tcp->u_arg[0], &uid) < 0)
tprintf("%#lx, ", tcp->u_arg[0]);
else
tprintf("[%lu], ", (unsigned long) uid);
if (umove(tcp, tcp->u_arg[1], &uid) < 0)
tprintf("%#lx, ", tcp->u_arg[1]);
else
tprintf("[%lu], ", (unsigned long) uid);
if (umove(tcp, tcp->u_arg[2], &uid) < 0)
tprintf("%#lx", tcp->u_arg[2]);
else
tprintf("[%lu]", (unsigned long) uid);
}
}
return 0;
}
int
sys_setreuid(struct tcb *tcp)
{
if (entering(tcp)) {
printuid("", tcp->u_arg[0]);
printuid(", ", tcp->u_arg[1]);
}
return 0;
}
int
sys_setresuid(struct tcb *tcp)
{
if (entering(tcp)) {
printuid("", tcp->u_arg[0]);
printuid(", ", tcp->u_arg[1]);
printuid(", ", tcp->u_arg[2]);
}
return 0;
}
int
sys_setgroups(struct tcb *tcp)
{
if (entering(tcp)) {
unsigned long len, size, start, cur, end, abbrev_end;
GETGROUPS_T gid;
int failed = 0;
len = tcp->u_arg[0];
tprintf("%lu, ", len);
if (len == 0) {
tprints("[]");
return 0;
}
start = tcp->u_arg[1];
if (start == 0) {
tprints("NULL");
return 0;
}
size = len * sizeof(gid);
end = start + size;
if (!verbose(tcp) || size / sizeof(gid) != len || end < start) {
tprintf("%#lx", start);
return 0;
}
if (abbrev(tcp)) {
abbrev_end = start + max_strlen * sizeof(gid);
if (abbrev_end < start)
abbrev_end = end;
} else {
abbrev_end = end;
}
tprints("[");
for (cur = start; cur < end; cur += sizeof(gid)) {
if (cur > start)
tprints(", ");
if (cur >= abbrev_end) {
tprints("...");
break;
}
if (umoven(tcp, cur, sizeof(gid), (char *) &gid) < 0) {
tprints("?");
failed = 1;
break;
}
tprintf("%lu", (unsigned long) gid);
}
tprints("]");
if (failed)
tprintf(" %#lx", tcp->u_arg[1]);
}
return 0;
}
int
sys_getgroups(struct tcb *tcp)
{
unsigned long len;
if (entering(tcp)) {
len = tcp->u_arg[0];
tprintf("%lu, ", len);
} else {
unsigned long size, start, cur, end, abbrev_end;
GETGROUPS_T gid;
int failed = 0;
len = tcp->u_rval;
if (len == 0) {
tprints("[]");
return 0;
}
start = tcp->u_arg[1];
if (start == 0) {
tprints("NULL");
return 0;
}
if (tcp->u_arg[0] == 0) {
tprintf("%#lx", start);
return 0;
}
size = len * sizeof(gid);
end = start + size;
if (!verbose(tcp) || tcp->u_arg[0] == 0 ||
size / sizeof(gid) != len || end < start) {
tprintf("%#lx", start);
return 0;
}
if (abbrev(tcp)) {
abbrev_end = start + max_strlen * sizeof(gid);
if (abbrev_end < start)
abbrev_end = end;
} else {
abbrev_end = end;
}
tprints("[");
for (cur = start; cur < end; cur += sizeof(gid)) {
if (cur > start)
tprints(", ");
if (cur >= abbrev_end) {
tprints("...");
break;
}
if (umoven(tcp, cur, sizeof(gid), (char *) &gid) < 0) {
tprints("?");
failed = 1;
break;
}
tprintf("%lu", (unsigned long) gid);
}
tprints("]");
if (failed)
tprintf(" %#lx", tcp->u_arg[1]);
}
return 0;
}
int
sys_setgroups32(struct tcb *tcp)
{
if (entering(tcp)) {
unsigned long len, size, start, cur, end, abbrev_end;
GETGROUPS32_T gid;
int failed = 0;
len = tcp->u_arg[0];
tprintf("%lu, ", len);
if (len == 0) {
tprints("[]");
return 0;
}
start = tcp->u_arg[1];
if (start == 0) {
tprints("NULL");
return 0;
}
size = len * sizeof(gid);
end = start + size;
if (!verbose(tcp) || size / sizeof(gid) != len || end < start) {
tprintf("%#lx", start);
return 0;
}
if (abbrev(tcp)) {
abbrev_end = start + max_strlen * sizeof(gid);
if (abbrev_end < start)
abbrev_end = end;
} else {
abbrev_end = end;
}
tprints("[");
for (cur = start; cur < end; cur += sizeof(gid)) {
if (cur > start)
tprints(", ");
if (cur >= abbrev_end) {
tprints("...");
break;
}
if (umoven(tcp, cur, sizeof(gid), (char *) &gid) < 0) {
tprints("?");
failed = 1;
break;
}
tprintf("%lu", (unsigned long) gid);
}
tprints("]");
if (failed)
tprintf(" %#lx", tcp->u_arg[1]);
}
return 0;
}
int
sys_getgroups32(struct tcb *tcp)
{
unsigned long len;
if (entering(tcp)) {
len = tcp->u_arg[0];
tprintf("%lu, ", len);
} else {
unsigned long size, start, cur, end, abbrev_end;
GETGROUPS32_T gid;
int failed = 0;
len = tcp->u_rval;
if (len == 0) {
tprints("[]");
return 0;
}
start = tcp->u_arg[1];
if (start == 0) {
tprints("NULL");
return 0;
}
size = len * sizeof(gid);
end = start + size;
if (!verbose(tcp) || tcp->u_arg[0] == 0 ||
size / sizeof(gid) != len || end < start) {
tprintf("%#lx", start);
return 0;
}
if (abbrev(tcp)) {
abbrev_end = start + max_strlen * sizeof(gid);
if (abbrev_end < start)
abbrev_end = end;
} else {
abbrev_end = end;
}
tprints("[");
for (cur = start; cur < end; cur += sizeof(gid)) {
if (cur > start)
tprints(", ");
if (cur >= abbrev_end) {
tprints("...");
break;
}
if (umoven(tcp, cur, sizeof(gid), (char *) &gid) < 0) {
tprints("?");
failed = 1;
break;
}
tprintf("%lu", (unsigned long) gid);
}
tprints("]");
if (failed)
tprintf(" %#lx", tcp->u_arg[1]);
}
return 0;
}
static void
printargv(struct tcb *tcp, long addr)
{
union {
unsigned int p32;
unsigned long p64;
char data[sizeof(long)];
} cp;
const char *sep;
int n = 0;
unsigned wordsize = current_wordsize;
cp.p64 = 1;
for (sep = ""; !abbrev(tcp) || n < max_strlen / 2; sep = ", ", ++n) {
if (umoven(tcp, addr, wordsize, cp.data) < 0) {
tprintf("%#lx", addr);
return;
}
if (wordsize == 4)
cp.p64 = cp.p32;
if (cp.p64 == 0)
break;
tprints(sep);
printstr(tcp, cp.p64, -1);
addr += wordsize;
}
if (cp.p64)
tprintf("%s...", sep);
}
static void
printargc(const char *fmt, struct tcb *tcp, long addr)
{
int count;
char *cp;
for (count = 0; umove(tcp, addr, &cp) >= 0 && cp != NULL; count++) {
addr += sizeof(char *);
}
tprintf(fmt, count, count == 1 ? "" : "s");
}
#if defined(SPARC) || defined(SPARC64)
int
sys_execv(struct tcb *tcp)
{
if (entering(tcp)) {
printpath(tcp, tcp->u_arg[0]);
if (!verbose(tcp))
tprintf(", %#lx", tcp->u_arg[1]);
else {
tprints(", [");
printargv(tcp, tcp->u_arg[1]);
tprints("]");
}
}
return 0;
}
#endif
int
sys_execve(struct tcb *tcp)
{
if (entering(tcp)) {
printpath(tcp, tcp->u_arg[0]);
if (!verbose(tcp))
tprintf(", %#lx", tcp->u_arg[1]);
else {
tprints(", [");
printargv(tcp, tcp->u_arg[1]);
tprints("]");
}
if (!verbose(tcp))
tprintf(", %#lx", tcp->u_arg[2]);
else if (abbrev(tcp))
printargc(", [/* %d var%s */]", tcp, tcp->u_arg[2]);
else {
tprints(", [");
printargv(tcp, tcp->u_arg[2]);
tprints("]");
}
}
return 0;
}
#ifndef __WNOTHREAD
#define __WNOTHREAD 0x20000000
#endif
#ifndef __WALL
#define __WALL 0x40000000
#endif
#ifndef __WCLONE
#define __WCLONE 0x80000000
#endif
static const struct xlat wait4_options[] = {
XLAT(WNOHANG),
#ifndef WSTOPPED
XLAT(WUNTRACED),
#endif
#ifdef WEXITED
XLAT(WEXITED),
#endif
#ifdef WTRAPPED
XLAT(WTRAPPED),
#endif
#ifdef WSTOPPED
XLAT(WSTOPPED),
#endif
#ifdef WCONTINUED
XLAT(WCONTINUED),
#endif
#ifdef WNOWAIT
XLAT(WNOWAIT),
#endif
#ifdef __WCLONE
XLAT(__WCLONE),
#endif
#ifdef __WALL
XLAT(__WALL),
#endif
#ifdef __WNOTHREAD
XLAT(__WNOTHREAD),
#endif
XLAT_END
};
#if !defined WCOREFLAG && defined WCOREFLG
# define WCOREFLAG WCOREFLG
#endif
#ifndef WCOREFLAG
# define WCOREFLAG 0x80
#endif
#ifndef WCOREDUMP
# define WCOREDUMP(status) ((status) & 0200)
#endif
#ifndef W_STOPCODE
# define W_STOPCODE(sig) ((sig) << 8 | 0x7f)
#endif
#ifndef W_EXITCODE
# define W_EXITCODE(ret, sig) ((ret) << 8 | (sig))
#endif
static int
printstatus(int status)
{
int exited = 0;
/*
* Here is a tricky presentation problem. This solution
* is still not entirely satisfactory but since there
* are no wait status constructors it will have to do.
*/
if (WIFSTOPPED(status)) {
tprintf("[{WIFSTOPPED(s) && WSTOPSIG(s) == %s}",
signame(WSTOPSIG(status)));
status &= ~W_STOPCODE(WSTOPSIG(status));
}
else if (WIFSIGNALED(status)) {
tprintf("[{WIFSIGNALED(s) && WTERMSIG(s) == %s%s}",
signame(WTERMSIG(status)),
WCOREDUMP(status) ? " && WCOREDUMP(s)" : "");
status &= ~(W_EXITCODE(0, WTERMSIG(status)) | WCOREFLAG);
}
else if (WIFEXITED(status)) {
tprintf("[{WIFEXITED(s) && WEXITSTATUS(s) == %d}",
WEXITSTATUS(status));
exited = 1;
status &= ~W_EXITCODE(WEXITSTATUS(status), 0);
}
else {
tprintf("[%#x]", status);
return 0;
}
if (status == 0)
tprints("]");
else
tprintf(" | %#x]", status);
return exited;
}
static int
printwaitn(struct tcb *tcp, int n, int bitness)
{
int status;
if (entering(tcp)) {
/* On Linux, kernel-side pid_t is typedef'ed to int
* on all arches. Also, glibc-2.8 truncates wait3 and wait4
* pid argument to int on 64bit arches, producing,
* for example, wait4(4294967295, ...) instead of -1
* in strace. We have to use int here, not long.
*/
int pid = tcp->u_arg[0];
tprintf("%d, ", pid);
} else {
/* status */
if (!tcp->u_arg[1])
tprints("NULL");
else if (syserror(tcp) || tcp->u_rval == 0)
tprintf("%#lx", tcp->u_arg[1]);
else if (umove(tcp, tcp->u_arg[1], &status) < 0)
tprints("[?]");
else
printstatus(status);
/* options */
tprints(", ");
printflags(wait4_options, tcp->u_arg[2], "W???");
if (n == 4) {
tprints(", ");
/* usage */
if (!tcp->u_arg[3])
tprints("NULL");
else if (tcp->u_rval > 0) {
#ifdef ALPHA
if (bitness)
printrusage32(tcp, tcp->u_arg[3]);
else
#endif
printrusage(tcp, tcp->u_arg[3]);
}
else
tprintf("%#lx", tcp->u_arg[3]);
}
}
return 0;
}
int
sys_waitpid(struct tcb *tcp)
{
return printwaitn(tcp, 3, 0);
}
int
sys_wait4(struct tcb *tcp)
{
return printwaitn(tcp, 4, 0);
}
#ifdef ALPHA
int
sys_osf_wait4(struct tcb *tcp)
{
return printwaitn(tcp, 4, 1);
}
#endif
static const struct xlat waitid_types[] = {
XLAT(P_PID),
#ifdef P_PPID
XLAT(P_PPID),
#endif
XLAT(P_PGID),
#ifdef P_SID
XLAT(P_SID),
#endif
#ifdef P_CID
XLAT(P_CID),
#endif
#ifdef P_UID
XLAT(P_UID),
#endif
#ifdef P_GID
XLAT(P_GID),
#endif
XLAT(P_ALL),
#ifdef P_LWPID
XLAT(P_LWPID),
#endif
XLAT_END
};
int
sys_waitid(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(waitid_types, tcp->u_arg[0], "P_???");
tprintf(", %ld, ", tcp->u_arg[1]);
}
else {
/* siginfo */
printsiginfo_at(tcp, tcp->u_arg[2]);
/* options */
tprints(", ");
printflags(wait4_options, tcp->u_arg[3], "W???");
if (tcp->s_ent->nargs > 4) {
/* usage */
tprints(", ");
if (!tcp->u_arg[4])
tprints("NULL");
else if (tcp->u_error)
tprintf("%#lx", tcp->u_arg[4]);
else
printrusage(tcp, tcp->u_arg[4]);
}
}
return 0;
}
int
sys_uname(struct tcb *tcp)
{
struct utsname uname;
if (exiting(tcp)) {
if (syserror(tcp) || !verbose(tcp))
tprintf("%#lx", tcp->u_arg[0]);
else if (umove(tcp, tcp->u_arg[0], &uname) < 0)
tprints("{...}");
else if (!abbrev(tcp)) {
tprintf("{sysname=\"%s\", nodename=\"%s\", ",
uname.sysname, uname.nodename);
tprintf("release=\"%s\", version=\"%s\", ",
uname.release, uname.version);
tprintf("machine=\"%s\"", uname.machine);
#ifdef HAVE_STRUCT_UTSNAME_DOMAINNAME
tprintf(", domainname=\"%s\"", uname.domainname);
#endif
tprints("}");
}
else
tprintf("{sys=\"%s\", node=\"%s\", ...}",
uname.sysname, uname.nodename);
}
return 0;
}
static const struct xlat ptrace_cmds[] = {
XLAT(PTRACE_TRACEME),
XLAT(PTRACE_PEEKTEXT),
XLAT(PTRACE_PEEKDATA),
XLAT(PTRACE_PEEKUSER),
XLAT(PTRACE_POKETEXT),
XLAT(PTRACE_POKEDATA),
XLAT(PTRACE_POKEUSER),
XLAT(PTRACE_CONT),
XLAT(PTRACE_KILL),
XLAT(PTRACE_SINGLESTEP),
XLAT(PTRACE_ATTACH),
XLAT(PTRACE_DETACH),
#ifdef PTRACE_GETREGS
XLAT(PTRACE_GETREGS),
#endif
#ifdef PTRACE_SETREGS
XLAT(PTRACE_SETREGS),
#endif
#ifdef PTRACE_GETFPREGS
XLAT(PTRACE_GETFPREGS),
#endif
#ifdef PTRACE_SETFPREGS
XLAT(PTRACE_SETFPREGS),
#endif
#ifdef PTRACE_GETFPXREGS
XLAT(PTRACE_GETFPXREGS),
#endif
#ifdef PTRACE_SETFPXREGS
XLAT(PTRACE_SETFPXREGS),
#endif
#ifdef PTRACE_GETVRREGS
XLAT(PTRACE_GETVRREGS),
#endif
#ifdef PTRACE_SETVRREGS
XLAT(PTRACE_SETVRREGS),
#endif
#ifdef PTRACE_SETOPTIONS
XLAT(PTRACE_SETOPTIONS),
#endif
#ifdef PTRACE_GETEVENTMSG
XLAT(PTRACE_GETEVENTMSG),
#endif
#ifdef PTRACE_GETSIGINFO
XLAT(PTRACE_GETSIGINFO),
#endif
#ifdef PTRACE_SETSIGINFO
XLAT(PTRACE_SETSIGINFO),
#endif
#ifdef PTRACE_GETREGSET
XLAT(PTRACE_GETREGSET),
#endif
#ifdef PTRACE_SETREGSET
XLAT(PTRACE_SETREGSET),
#endif
#ifdef PTRACE_SET_SYSCALL
XLAT(PTRACE_SET_SYSCALL),
#endif
#ifdef PTRACE_SEIZE
XLAT(PTRACE_SEIZE),
#endif
#ifdef PTRACE_INTERRUPT
XLAT(PTRACE_INTERRUPT),
#endif
#ifdef PTRACE_LISTEN
XLAT(PTRACE_LISTEN),
#endif
XLAT(PTRACE_SYSCALL),
XLAT_END
};
#ifdef PTRACE_SETOPTIONS
static const struct xlat ptrace_setoptions_flags[] = {
# ifdef PTRACE_O_TRACESYSGOOD
XLAT(PTRACE_O_TRACESYSGOOD),
# endif
# ifdef PTRACE_O_TRACEFORK
XLAT(PTRACE_O_TRACEFORK),
# endif
# ifdef PTRACE_O_TRACEVFORK
XLAT(PTRACE_O_TRACEVFORK),
# endif
# ifdef PTRACE_O_TRACECLONE
XLAT(PTRACE_O_TRACECLONE),
# endif
# ifdef PTRACE_O_TRACEEXEC
XLAT(PTRACE_O_TRACEEXEC),
# endif
# ifdef PTRACE_O_TRACEVFORKDONE
XLAT(PTRACE_O_TRACEVFORKDONE),
# endif
# ifdef PTRACE_O_TRACEEXIT
XLAT(PTRACE_O_TRACEEXIT),
# endif
# ifdef PTRACE_O_TRACESECCOMP
XLAT(PTRACE_O_TRACESECCOMP),
# endif
# ifdef PTRACE_O_EXITKILL
XLAT(PTRACE_O_EXITKILL),
# endif
XLAT_END
};
#endif /* PTRACE_SETOPTIONS */
static const struct xlat nt_descriptor_types[] = {
#ifdef NT_PRSTATUS
XLAT(NT_PRSTATUS),
#endif
#ifdef NT_FPREGSET
XLAT(NT_FPREGSET),
#endif
#ifdef NT_PRPSINFO
XLAT(NT_PRPSINFO),
#endif
#ifdef NT_PRXREG
XLAT(NT_PRXREG),
#endif
#ifdef NT_TASKSTRUCT
XLAT(NT_TASKSTRUCT),
#endif
#ifdef NT_PLATFORM
XLAT(NT_PLATFORM),
#endif
#ifdef NT_AUXV
XLAT(NT_AUXV),
#endif
#ifdef NT_GWINDOWS
XLAT(NT_GWINDOWS),
#endif
#ifdef NT_ASRS
XLAT(NT_ASRS),
#endif
#ifdef NT_PSTATUS
XLAT(NT_PSTATUS),
#endif
#ifdef NT_PSINFO
XLAT(NT_PSINFO),
#endif
#ifdef NT_PRCRED
XLAT(NT_PRCRED),
#endif
#ifdef NT_UTSNAME
XLAT(NT_UTSNAME),
#endif
#ifdef NT_LWPSTATUS
XLAT(NT_LWPSTATUS),
#endif
#ifdef NT_LWPSINFO
XLAT(NT_LWPSINFO),
#endif
#ifdef NT_PRFPXREG
XLAT(NT_PRFPXREG),
#endif
#ifdef NT_PRXFPREG
XLAT(NT_PRXFPREG),
#endif
#ifdef NT_PPC_VMX
XLAT(NT_PPC_VMX),
#endif
#ifdef NT_PPC_SPE
XLAT(NT_PPC_SPE),
#endif
#ifdef NT_PPC_VSX
XLAT(NT_PPC_VSX),
#endif
#ifdef NT_386_TLS
XLAT(NT_386_TLS),
#endif
#ifdef NT_386_IOPERM
XLAT(NT_386_IOPERM),
#endif
#ifdef NT_X86_XSTATE
XLAT(NT_X86_XSTATE),
#endif
XLAT_END
};
#define uoff(member) offsetof(struct user, member)
const struct xlat struct_user_offsets[] = {
#if defined(S390) || defined(S390X)
{ PT_PSWMASK, "psw_mask" },
{ PT_PSWADDR, "psw_addr" },
{ PT_GPR0, "gpr0" },
{ PT_GPR1, "gpr1" },
{ PT_GPR2, "gpr2" },
{ PT_GPR3, "gpr3" },
{ PT_GPR4, "gpr4" },
{ PT_GPR5, "gpr5" },
{ PT_GPR6, "gpr6" },
{ PT_GPR7, "gpr7" },
{ PT_GPR8, "gpr8" },
{ PT_GPR9, "gpr9" },
{ PT_GPR10, "gpr10" },
{ PT_GPR11, "gpr11" },
{ PT_GPR12, "gpr12" },
{ PT_GPR13, "gpr13" },
{ PT_GPR14, "gpr14" },
{ PT_GPR15, "gpr15" },
{ PT_ACR0, "acr0" },
{ PT_ACR1, "acr1" },
{ PT_ACR2, "acr2" },
{ PT_ACR3, "acr3" },
{ PT_ACR4, "acr4" },
{ PT_ACR5, "acr5" },
{ PT_ACR6, "acr6" },
{ PT_ACR7, "acr7" },
{ PT_ACR8, "acr8" },
{ PT_ACR9, "acr9" },
{ PT_ACR10, "acr10" },
{ PT_ACR11, "acr11" },
{ PT_ACR12, "acr12" },
{ PT_ACR13, "acr13" },
{ PT_ACR14, "acr14" },
{ PT_ACR15, "acr15" },
{ PT_ORIGGPR2, "orig_gpr2" },
{ PT_FPC, "fpc" },
#if defined(S390)
{ PT_FPR0_HI, "fpr0.hi" },
{ PT_FPR0_LO, "fpr0.lo" },
{ PT_FPR1_HI, "fpr1.hi" },
{ PT_FPR1_LO, "fpr1.lo" },
{ PT_FPR2_HI, "fpr2.hi" },
{ PT_FPR2_LO, "fpr2.lo" },
{ PT_FPR3_HI, "fpr3.hi" },
{ PT_FPR3_LO, "fpr3.lo" },
{ PT_FPR4_HI, "fpr4.hi" },
{ PT_FPR4_LO, "fpr4.lo" },
{ PT_FPR5_HI, "fpr5.hi" },
{ PT_FPR5_LO, "fpr5.lo" },
{ PT_FPR6_HI, "fpr6.hi" },
{ PT_FPR6_LO, "fpr6.lo" },
{ PT_FPR7_HI, "fpr7.hi" },
{ PT_FPR7_LO, "fpr7.lo" },
{ PT_FPR8_HI, "fpr8.hi" },
{ PT_FPR8_LO, "fpr8.lo" },
{ PT_FPR9_HI, "fpr9.hi" },
{ PT_FPR9_LO, "fpr9.lo" },
{ PT_FPR10_HI, "fpr10.hi" },
{ PT_FPR10_LO, "fpr10.lo" },
{ PT_FPR11_HI, "fpr11.hi" },
{ PT_FPR11_LO, "fpr11.lo" },
{ PT_FPR12_HI, "fpr12.hi" },
{ PT_FPR12_LO, "fpr12.lo" },
{ PT_FPR13_HI, "fpr13.hi" },
{ PT_FPR13_LO, "fpr13.lo" },
{ PT_FPR14_HI, "fpr14.hi" },
{ PT_FPR14_LO, "fpr14.lo" },
{ PT_FPR15_HI, "fpr15.hi" },
{ PT_FPR15_LO, "fpr15.lo" },
#endif
#if defined(S390X)
{ PT_FPR0, "fpr0" },
{ PT_FPR1, "fpr1" },
{ PT_FPR2, "fpr2" },
{ PT_FPR3, "fpr3" },
{ PT_FPR4, "fpr4" },
{ PT_FPR5, "fpr5" },
{ PT_FPR6, "fpr6" },
{ PT_FPR7, "fpr7" },
{ PT_FPR8, "fpr8" },
{ PT_FPR9, "fpr9" },
{ PT_FPR10, "fpr10" },
{ PT_FPR11, "fpr11" },
{ PT_FPR12, "fpr12" },
{ PT_FPR13, "fpr13" },
{ PT_FPR14, "fpr14" },
{ PT_FPR15, "fpr15" },
#endif
{ PT_CR_9, "cr9" },
{ PT_CR_10, "cr10" },
{ PT_CR_11, "cr11" },
{ PT_IEEE_IP, "ieee_exception_ip" },
#elif defined(SPARC)
/* XXX No support for these offsets yet. */
#elif defined(HPPA)
/* XXX No support for these offsets yet. */
#elif defined(POWERPC)
# ifndef PT_ORIG_R3
# define PT_ORIG_R3 34
# endif
# define REGSIZE (sizeof(unsigned long))
{ REGSIZE*PT_R0, "r0" },
{ REGSIZE*PT_R1, "r1" },
{ REGSIZE*PT_R2, "r2" },
{ REGSIZE*PT_R3, "r3" },
{ REGSIZE*PT_R4, "r4" },
{ REGSIZE*PT_R5, "r5" },
{ REGSIZE*PT_R6, "r6" },
{ REGSIZE*PT_R7, "r7" },
{ REGSIZE*PT_R8, "r8" },
{ REGSIZE*PT_R9, "r9" },
{ REGSIZE*PT_R10, "r10" },
{ REGSIZE*PT_R11, "r11" },
{ REGSIZE*PT_R12, "r12" },
{ REGSIZE*PT_R13, "r13" },
{ REGSIZE*PT_R14, "r14" },
{ REGSIZE*PT_R15, "r15" },
{ REGSIZE*PT_R16, "r16" },
{ REGSIZE*PT_R17, "r17" },
{ REGSIZE*PT_R18, "r18" },
{ REGSIZE*PT_R19, "r19" },
{ REGSIZE*PT_R20, "r20" },
{ REGSIZE*PT_R21, "r21" },
{ REGSIZE*PT_R22, "r22" },
{ REGSIZE*PT_R23, "r23" },
{ REGSIZE*PT_R24, "r24" },
{ REGSIZE*PT_R25, "r25" },
{ REGSIZE*PT_R26, "r26" },
{ REGSIZE*PT_R27, "r27" },
{ REGSIZE*PT_R28, "r28" },
{ REGSIZE*PT_R29, "r29" },
{ REGSIZE*PT_R30, "r30" },
{ REGSIZE*PT_R31, "r31" },
{ REGSIZE*PT_NIP, "NIP" },
{ REGSIZE*PT_MSR, "MSR" },
{ REGSIZE*PT_ORIG_R3, "ORIG_R3" },
{ REGSIZE*PT_CTR, "CTR" },
{ REGSIZE*PT_LNK, "LNK" },
{ REGSIZE*PT_XER, "XER" },
{ REGSIZE*PT_CCR, "CCR" },
{ REGSIZE*PT_FPR0, "FPR0" },
# undef REGSIZE
#elif defined(ALPHA)
{ 0, "r0" },
{ 1, "r1" },
{ 2, "r2" },
{ 3, "r3" },
{ 4, "r4" },
{ 5, "r5" },
{ 6, "r6" },
{ 7, "r7" },
{ 8, "r8" },
{ 9, "r9" },
{ 10, "r10" },
{ 11, "r11" },
{ 12, "r12" },
{ 13, "r13" },
{ 14, "r14" },
{ 15, "r15" },
{ 16, "r16" },
{ 17, "r17" },
{ 18, "r18" },
{ 19, "r19" },
{ 20, "r20" },
{ 21, "r21" },
{ 22, "r22" },
{ 23, "r23" },
{ 24, "r24" },
{ 25, "r25" },
{ 26, "r26" },
{ 27, "r27" },
{ 28, "r28" },
{ 29, "gp" },
{ 30, "fp" },
{ 31, "zero" },
{ 32, "fp0" },
{ 33, "fp" },
{ 34, "fp2" },
{ 35, "fp3" },
{ 36, "fp4" },
{ 37, "fp5" },
{ 38, "fp6" },
{ 39, "fp7" },
{ 40, "fp8" },
{ 41, "fp9" },
{ 42, "fp10" },
{ 43, "fp11" },
{ 44, "fp12" },
{ 45, "fp13" },
{ 46, "fp14" },
{ 47, "fp15" },
{ 48, "fp16" },
{ 49, "fp17" },
{ 50, "fp18" },
{ 51, "fp19" },
{ 52, "fp20" },
{ 53, "fp21" },
{ 54, "fp22" },
{ 55, "fp23" },
{ 56, "fp24" },
{ 57, "fp25" },
{ 58, "fp26" },
{ 59, "fp27" },
{ 60, "fp28" },
{ 61, "fp29" },
{ 62, "fp30" },
{ 63, "fp31" },
{ 64, "pc" },
#elif defined(IA64)
{ PT_F32, "f32" }, { PT_F33, "f33" }, { PT_F34, "f34" },
{ PT_F35, "f35" }, { PT_F36, "f36" }, { PT_F37, "f37" },
{ PT_F38, "f38" }, { PT_F39, "f39" }, { PT_F40, "f40" },
{ PT_F41, "f41" }, { PT_F42, "f42" }, { PT_F43, "f43" },
{ PT_F44, "f44" }, { PT_F45, "f45" }, { PT_F46, "f46" },
{ PT_F47, "f47" }, { PT_F48, "f48" }, { PT_F49, "f49" },
{ PT_F50, "f50" }, { PT_F51, "f51" }, { PT_F52, "f52" },
{ PT_F53, "f53" }, { PT_F54, "f54" }, { PT_F55, "f55" },
{ PT_F56, "f56" }, { PT_F57, "f57" }, { PT_F58, "f58" },
{ PT_F59, "f59" }, { PT_F60, "f60" }, { PT_F61, "f61" },
{ PT_F62, "f62" }, { PT_F63, "f63" }, { PT_F64, "f64" },
{ PT_F65, "f65" }, { PT_F66, "f66" }, { PT_F67, "f67" },
{ PT_F68, "f68" }, { PT_F69, "f69" }, { PT_F70, "f70" },
{ PT_F71, "f71" }, { PT_F72, "f72" }, { PT_F73, "f73" },
{ PT_F74, "f74" }, { PT_F75, "f75" }, { PT_F76, "f76" },
{ PT_F77, "f77" }, { PT_F78, "f78" }, { PT_F79, "f79" },
{ PT_F80, "f80" }, { PT_F81, "f81" }, { PT_F82, "f82" },
{ PT_F83, "f83" }, { PT_F84, "f84" }, { PT_F85, "f85" },
{ PT_F86, "f86" }, { PT_F87, "f87" }, { PT_F88, "f88" },
{ PT_F89, "f89" }, { PT_F90, "f90" }, { PT_F91, "f91" },
{ PT_F92, "f92" }, { PT_F93, "f93" }, { PT_F94, "f94" },
{ PT_F95, "f95" }, { PT_F96, "f96" }, { PT_F97, "f97" },
{ PT_F98, "f98" }, { PT_F99, "f99" }, { PT_F100, "f100" },
{ PT_F101, "f101" }, { PT_F102, "f102" }, { PT_F103, "f103" },
{ PT_F104, "f104" }, { PT_F105, "f105" }, { PT_F106, "f106" },
{ PT_F107, "f107" }, { PT_F108, "f108" }, { PT_F109, "f109" },
{ PT_F110, "f110" }, { PT_F111, "f111" }, { PT_F112, "f112" },
{ PT_F113, "f113" }, { PT_F114, "f114" }, { PT_F115, "f115" },
{ PT_F116, "f116" }, { PT_F117, "f117" }, { PT_F118, "f118" },
{ PT_F119, "f119" }, { PT_F120, "f120" }, { PT_F121, "f121" },
{ PT_F122, "f122" }, { PT_F123, "f123" }, { PT_F124, "f124" },
{ PT_F125, "f125" }, { PT_F126, "f126" }, { PT_F127, "f127" },
/* switch stack: */
{ PT_F2, "f2" }, { PT_F3, "f3" }, { PT_F4, "f4" },
{ PT_F5, "f5" }, { PT_F10, "f10" }, { PT_F11, "f11" },
{ PT_F12, "f12" }, { PT_F13, "f13" }, { PT_F14, "f14" },
{ PT_F15, "f15" }, { PT_F16, "f16" }, { PT_F17, "f17" },
{ PT_F18, "f18" }, { PT_F19, "f19" }, { PT_F20, "f20" },
{ PT_F21, "f21" }, { PT_F22, "f22" }, { PT_F23, "f23" },
{ PT_F24, "f24" }, { PT_F25, "f25" }, { PT_F26, "f26" },
{ PT_F27, "f27" }, { PT_F28, "f28" }, { PT_F29, "f29" },
{ PT_F30, "f30" }, { PT_F31, "f31" }, { PT_R4, "r4" },
{ PT_R5, "r5" }, { PT_R6, "r6" }, { PT_R7, "r7" },
{ PT_B1, "b1" }, { PT_B2, "b2" }, { PT_B3, "b3" },
{ PT_B4, "b4" }, { PT_B5, "b5" },
{ PT_AR_EC, "ar.ec" }, { PT_AR_LC, "ar.lc" },
/* pt_regs */
{ PT_CR_IPSR, "psr" }, { PT_CR_IIP, "ip" },
{ PT_CFM, "cfm" }, { PT_AR_UNAT, "ar.unat" },
{ PT_AR_PFS, "ar.pfs" }, { PT_AR_RSC, "ar.rsc" },
{ PT_AR_RNAT, "ar.rnat" }, { PT_AR_BSPSTORE, "ar.bspstore" },
{ PT_PR, "pr" }, { PT_B6, "b6" }, { PT_AR_BSP, "ar.bsp" },
{ PT_R1, "r1" }, { PT_R2, "r2" }, { PT_R3, "r3" },
{ PT_R12, "r12" }, { PT_R13, "r13" }, { PT_R14, "r14" },
{ PT_R15, "r15" }, { PT_R8, "r8" }, { PT_R9, "r9" },
{ PT_R10, "r10" }, { PT_R11, "r11" }, { PT_R16, "r16" },
{ PT_R17, "r17" }, { PT_R18, "r18" }, { PT_R19, "r19" },
{ PT_R20, "r20" }, { PT_R21, "r21" }, { PT_R22, "r22" },
{ PT_R23, "r23" }, { PT_R24, "r24" }, { PT_R25, "r25" },
{ PT_R26, "r26" }, { PT_R27, "r27" }, { PT_R28, "r28" },
{ PT_R29, "r29" }, { PT_R30, "r30" }, { PT_R31, "r31" },
{ PT_AR_CCV, "ar.ccv" }, { PT_AR_FPSR, "ar.fpsr" },
{ PT_B0, "b0" }, { PT_B7, "b7" }, { PT_F6, "f6" },
{ PT_F7, "f7" }, { PT_F8, "f8" }, { PT_F9, "f9" },
# ifdef PT_AR_CSD
{ PT_AR_CSD, "ar.csd" },
# endif
# ifdef PT_AR_SSD
{ PT_AR_SSD, "ar.ssd" },
# endif
{ PT_DBR, "dbr" }, { PT_IBR, "ibr" }, { PT_PMD, "pmd" },
#elif defined(I386)
XLAT(4*EBX),
XLAT(4*ECX),
XLAT(4*EDX),
XLAT(4*ESI),
XLAT(4*EDI),
XLAT(4*EBP),
XLAT(4*EAX),
XLAT(4*DS),
XLAT(4*ES),
XLAT(4*FS),
XLAT(4*GS),
XLAT(4*ORIG_EAX),
XLAT(4*EIP),
XLAT(4*CS),
XLAT(4*EFL),
XLAT(4*UESP),
XLAT(4*SS),
#elif defined(X86_64) || defined(X32)
XLAT(8*R15),
XLAT(8*R14),
XLAT(8*R13),
XLAT(8*R12),
XLAT(8*RBP),
XLAT(8*RBX),
XLAT(8*R11),
XLAT(8*R10),
XLAT(8*R9),
XLAT(8*R8),
XLAT(8*RAX),
XLAT(8*RCX),
XLAT(8*RDX),
XLAT(8*RSI),
XLAT(8*RDI),
XLAT(8*ORIG_RAX),
XLAT(8*RIP),
XLAT(8*CS),
{ 8*EFLAGS, "8*EFL" },
XLAT(8*RSP),
XLAT(8*SS),
#elif defined(M68K)
XLAT(4*PT_D1),
XLAT(4*PT_D2),
XLAT(4*PT_D3),
XLAT(4*PT_D4),
XLAT(4*PT_D5),
XLAT(4*PT_D6),
XLAT(4*PT_D7),
XLAT(4*PT_A0),
XLAT(4*PT_A1),
XLAT(4*PT_A2),
XLAT(4*PT_A3),
XLAT(4*PT_A4),
XLAT(4*PT_A5),
XLAT(4*PT_A6),
XLAT(4*PT_D0),
XLAT(4*PT_USP),
XLAT(4*PT_ORIG_D0),
XLAT(4*PT_SR),
XLAT(4*PT_PC),
#elif defined(SH)
XLAT(4*REG_REG0),
{ 4*(REG_REG0+1), "4*REG_REG1" },
{ 4*(REG_REG0+2), "4*REG_REG2" },
{ 4*(REG_REG0+3), "4*REG_REG3" },
{ 4*(REG_REG0+4), "4*REG_REG4" },
{ 4*(REG_REG0+5), "4*REG_REG5" },
{ 4*(REG_REG0+6), "4*REG_REG6" },
{ 4*(REG_REG0+7), "4*REG_REG7" },
{ 4*(REG_REG0+8), "4*REG_REG8" },
{ 4*(REG_REG0+9), "4*REG_REG9" },
{ 4*(REG_REG0+10), "4*REG_REG10" },
{ 4*(REG_REG0+11), "4*REG_REG11" },
{ 4*(REG_REG0+12), "4*REG_REG12" },
{ 4*(REG_REG0+13), "4*REG_REG13" },
{ 4*(REG_REG0+14), "4*REG_REG14" },
XLAT(4*REG_REG15),
XLAT(4*REG_PC),
XLAT(4*REG_PR),
XLAT(4*REG_SR),
XLAT(4*REG_GBR),
XLAT(4*REG_MACH),
XLAT(4*REG_MACL),
XLAT(4*REG_SYSCALL),
XLAT(4*REG_FPUL),
XLAT(4*REG_FPREG0),
{ 4*(REG_FPREG0+1), "4*REG_FPREG1" },
{ 4*(REG_FPREG0+2), "4*REG_FPREG2" },
{ 4*(REG_FPREG0+3), "4*REG_FPREG3" },
{ 4*(REG_FPREG0+4), "4*REG_FPREG4" },
{ 4*(REG_FPREG0+5), "4*REG_FPREG5" },
{ 4*(REG_FPREG0+6), "4*REG_FPREG6" },
{ 4*(REG_FPREG0+7), "4*REG_FPREG7" },
{ 4*(REG_FPREG0+8), "4*REG_FPREG8" },
{ 4*(REG_FPREG0+9), "4*REG_FPREG9" },
{ 4*(REG_FPREG0+10), "4*REG_FPREG10" },
{ 4*(REG_FPREG0+11), "4*REG_FPREG11" },
{ 4*(REG_FPREG0+12), "4*REG_FPREG12" },
{ 4*(REG_FPREG0+13), "4*REG_FPREG13" },
{ 4*(REG_FPREG0+14), "4*REG_FPREG14" },
XLAT(4*REG_FPREG15),
# ifdef REG_XDREG0
XLAT(4*REG_XDREG0),
{ 4*(REG_XDREG0+2), "4*REG_XDREG2" },
{ 4*(REG_XDREG0+4), "4*REG_XDREG4" },
{ 4*(REG_XDREG0+6), "4*REG_XDREG6" },
{ 4*(REG_XDREG0+8), "4*REG_XDREG8" },
{ 4*(REG_XDREG0+10), "4*REG_XDREG10" },
{ 4*(REG_XDREG0+12), "4*REG_XDREG12" },
XLAT(4*REG_XDREG14),
# endif
XLAT(4*REG_FPSCR),
#elif defined(SH64)
{ 0, "PC(L)" },
{ 4, "PC(U)" },
{ 8, "SR(L)" },
{ 12, "SR(U)" },
{ 16, "syscall no.(L)" },
{ 20, "syscall_no.(U)" },
{ 24, "R0(L)" },
{ 28, "R0(U)" },
{ 32, "R1(L)" },
{ 36, "R1(U)" },
{ 40, "R2(L)" },
{ 44, "R2(U)" },
{ 48, "R3(L)" },
{ 52, "R3(U)" },
{ 56, "R4(L)" },
{ 60, "R4(U)" },
{ 64, "R5(L)" },
{ 68, "R5(U)" },
{ 72, "R6(L)" },
{ 76, "R6(U)" },
{ 80, "R7(L)" },
{ 84, "R7(U)" },
{ 88, "R8(L)" },
{ 92, "R8(U)" },
{ 96, "R9(L)" },
{ 100, "R9(U)" },
{ 104, "R10(L)" },
{ 108, "R10(U)" },
{ 112, "R11(L)" },
{ 116, "R11(U)" },
{ 120, "R12(L)" },
{ 124, "R12(U)" },
{ 128, "R13(L)" },
{ 132, "R13(U)" },
{ 136, "R14(L)" },
{ 140, "R14(U)" },
{ 144, "R15(L)" },
{ 148, "R15(U)" },
{ 152, "R16(L)" },
{ 156, "R16(U)" },
{ 160, "R17(L)" },
{ 164, "R17(U)" },
{ 168, "R18(L)" },
{ 172, "R18(U)" },
{ 176, "R19(L)" },
{ 180, "R19(U)" },
{ 184, "R20(L)" },
{ 188, "R20(U)" },
{ 192, "R21(L)" },
{ 196, "R21(U)" },
{ 200, "R22(L)" },
{ 204, "R22(U)" },
{ 208, "R23(L)" },
{ 212, "R23(U)" },
{ 216, "R24(L)" },
{ 220, "R24(U)" },
{ 224, "R25(L)" },
{ 228, "R25(U)" },
{ 232, "R26(L)" },
{ 236, "R26(U)" },
{ 240, "R27(L)" },
{ 244, "R27(U)" },
{ 248, "R28(L)" },
{ 252, "R28(U)" },
{ 256, "R29(L)" },
{ 260, "R29(U)" },
{ 264, "R30(L)" },
{ 268, "R30(U)" },
{ 272, "R31(L)" },
{ 276, "R31(U)" },
{ 280, "R32(L)" },
{ 284, "R32(U)" },
{ 288, "R33(L)" },
{ 292, "R33(U)" },
{ 296, "R34(L)" },
{ 300, "R34(U)" },
{ 304, "R35(L)" },
{ 308, "R35(U)" },
{ 312, "R36(L)" },
{ 316, "R36(U)" },
{ 320, "R37(L)" },
{ 324, "R37(U)" },
{ 328, "R38(L)" },
{ 332, "R38(U)" },
{ 336, "R39(L)" },
{ 340, "R39(U)" },
{ 344, "R40(L)" },
{ 348, "R40(U)" },
{ 352, "R41(L)" },
{ 356, "R41(U)" },
{ 360, "R42(L)" },
{ 364, "R42(U)" },
{ 368, "R43(L)" },
{ 372, "R43(U)" },
{ 376, "R44(L)" },
{ 380, "R44(U)" },
{ 384, "R45(L)" },
{ 388, "R45(U)" },
{ 392, "R46(L)" },
{ 396, "R46(U)" },
{ 400, "R47(L)" },
{ 404, "R47(U)" },
{ 408, "R48(L)" },
{ 412, "R48(U)" },
{ 416, "R49(L)" },
{ 420, "R49(U)" },
{ 424, "R50(L)" },
{ 428, "R50(U)" },
{ 432, "R51(L)" },
{ 436, "R51(U)" },
{ 440, "R52(L)" },
{ 444, "R52(U)" },
{ 448, "R53(L)" },
{ 452, "R53(U)" },
{ 456, "R54(L)" },
{ 460, "R54(U)" },
{ 464, "R55(L)" },
{ 468, "R55(U)" },
{ 472, "R56(L)" },
{ 476, "R56(U)" },
{ 480, "R57(L)" },
{ 484, "R57(U)" },
{ 488, "R58(L)" },
{ 492, "R58(U)" },
{ 496, "R59(L)" },
{ 500, "R59(U)" },
{ 504, "R60(L)" },
{ 508, "R60(U)" },
{ 512, "R61(L)" },
{ 516, "R61(U)" },
{ 520, "R62(L)" },
{ 524, "R62(U)" },
{ 528, "TR0(L)" },
{ 532, "TR0(U)" },
{ 536, "TR1(L)" },
{ 540, "TR1(U)" },
{ 544, "TR2(L)" },
{ 548, "TR2(U)" },
{ 552, "TR3(L)" },
{ 556, "TR3(U)" },
{ 560, "TR4(L)" },
{ 564, "TR4(U)" },
{ 568, "TR5(L)" },
{ 572, "TR5(U)" },
{ 576, "TR6(L)" },
{ 580, "TR6(U)" },
{ 584, "TR7(L)" },
{ 588, "TR7(U)" },
/* This entry is in case pt_regs contains dregs (depends on
the kernel build options). */
{ uoff(regs), "offsetof(struct user, regs)" },
{ uoff(fpu), "offsetof(struct user, fpu)" },
#elif defined(ARM)
{ uoff(regs.ARM_r0), "r0" },
{ uoff(regs.ARM_r1), "r1" },
{ uoff(regs.ARM_r2), "r2" },
{ uoff(regs.ARM_r3), "r3" },
{ uoff(regs.ARM_r4), "r4" },
{ uoff(regs.ARM_r5), "r5" },
{ uoff(regs.ARM_r6), "r6" },
{ uoff(regs.ARM_r7), "r7" },
{ uoff(regs.ARM_r8), "r8" },
{ uoff(regs.ARM_r9), "r9" },
{ uoff(regs.ARM_r10), "r10" },
{ uoff(regs.ARM_fp), "fp" },
{ uoff(regs.ARM_ip), "ip" },
{ uoff(regs.ARM_sp), "sp" },
{ uoff(regs.ARM_lr), "lr" },
{ uoff(regs.ARM_pc), "pc" },
{ uoff(regs.ARM_cpsr), "cpsr" },
#elif defined(AVR32)
{ uoff(regs.sr), "sr" },
{ uoff(regs.pc), "pc" },
{ uoff(regs.lr), "lr" },
{ uoff(regs.sp), "sp" },
{ uoff(regs.r12), "r12" },
{ uoff(regs.r11), "r11" },
{ uoff(regs.r10), "r10" },
{ uoff(regs.r9), "r9" },
{ uoff(regs.r8), "r8" },
{ uoff(regs.r7), "r7" },
{ uoff(regs.r6), "r6" },
{ uoff(regs.r5), "r5" },
{ uoff(regs.r4), "r4" },
{ uoff(regs.r3), "r3" },
{ uoff(regs.r2), "r2" },
{ uoff(regs.r1), "r1" },
{ uoff(regs.r0), "r0" },
{ uoff(regs.r12_orig), "orig_r12" },
#elif defined(MIPS)
{ 0, "r0" },
{ 1, "r1" },
{ 2, "r2" },
{ 3, "r3" },
{ 4, "r4" },
{ 5, "r5" },
{ 6, "r6" },
{ 7, "r7" },
{ 8, "r8" },
{ 9, "r9" },
{ 10, "r10" },
{ 11, "r11" },
{ 12, "r12" },
{ 13, "r13" },
{ 14, "r14" },
{ 15, "r15" },
{ 16, "r16" },
{ 17, "r17" },
{ 18, "r18" },
{ 19, "r19" },
{ 20, "r20" },
{ 21, "r21" },
{ 22, "r22" },
{ 23, "r23" },
{ 24, "r24" },
{ 25, "r25" },
{ 26, "r26" },
{ 27, "r27" },
{ 28, "r28" },
{ 29, "r29" },
{ 30, "r30" },
{ 31, "r31" },
{ 32, "f0" },
{ 33, "f1" },
{ 34, "f2" },
{ 35, "f3" },
{ 36, "f4" },
{ 37, "f5" },
{ 38, "f6" },
{ 39, "f7" },
{ 40, "f8" },
{ 41, "f9" },
{ 42, "f10" },
{ 43, "f11" },
{ 44, "f12" },
{ 45, "f13" },
{ 46, "f14" },
{ 47, "f15" },
{ 48, "f16" },
{ 49, "f17" },
{ 50, "f18" },
{ 51, "f19" },
{ 52, "f20" },
{ 53, "f21" },
{ 54, "f22" },
{ 55, "f23" },
{ 56, "f24" },
{ 57, "f25" },
{ 58, "f26" },
{ 59, "f27" },
{ 60, "f28" },
{ 61, "f29" },
{ 62, "f30" },
{ 63, "f31" },
{ 64, "pc" },
{ 65, "cause" },
{ 66, "badvaddr" },
{ 67, "mmhi" },
{ 68, "mmlo" },
{ 69, "fpcsr" },
{ 70, "fpeir" },
#elif defined(TILE)
{ PTREGS_OFFSET_REG(0), "r0" },
{ PTREGS_OFFSET_REG(1), "r1" },
{ PTREGS_OFFSET_REG(2), "r2" },
{ PTREGS_OFFSET_REG(3), "r3" },
{ PTREGS_OFFSET_REG(4), "r4" },
{ PTREGS_OFFSET_REG(5), "r5" },
{ PTREGS_OFFSET_REG(6), "r6" },
{ PTREGS_OFFSET_REG(7), "r7" },
{ PTREGS_OFFSET_REG(8), "r8" },
{ PTREGS_OFFSET_REG(9), "r9" },
{ PTREGS_OFFSET_REG(10), "r10" },
{ PTREGS_OFFSET_REG(11), "r11" },
{ PTREGS_OFFSET_REG(12), "r12" },
{ PTREGS_OFFSET_REG(13), "r13" },
{ PTREGS_OFFSET_REG(14), "r14" },
{ PTREGS_OFFSET_REG(15), "r15" },
{ PTREGS_OFFSET_REG(16), "r16" },
{ PTREGS_OFFSET_REG(17), "r17" },
{ PTREGS_OFFSET_REG(18), "r18" },
{ PTREGS_OFFSET_REG(19), "r19" },
{ PTREGS_OFFSET_REG(20), "r20" },
{ PTREGS_OFFSET_REG(21), "r21" },
{ PTREGS_OFFSET_REG(22), "r22" },
{ PTREGS_OFFSET_REG(23), "r23" },
{ PTREGS_OFFSET_REG(24), "r24" },
{ PTREGS_OFFSET_REG(25), "r25" },
{ PTREGS_OFFSET_REG(26), "r26" },
{ PTREGS_OFFSET_REG(27), "r27" },
{ PTREGS_OFFSET_REG(28), "r28" },
{ PTREGS_OFFSET_REG(29), "r29" },
{ PTREGS_OFFSET_REG(30), "r30" },
{ PTREGS_OFFSET_REG(31), "r31" },
{ PTREGS_OFFSET_REG(32), "r32" },
{ PTREGS_OFFSET_REG(33), "r33" },
{ PTREGS_OFFSET_REG(34), "r34" },
{ PTREGS_OFFSET_REG(35), "r35" },
{ PTREGS_OFFSET_REG(36), "r36" },
{ PTREGS_OFFSET_REG(37), "r37" },
{ PTREGS_OFFSET_REG(38), "r38" },
{ PTREGS_OFFSET_REG(39), "r39" },
{ PTREGS_OFFSET_REG(40), "r40" },
{ PTREGS_OFFSET_REG(41), "r41" },
{ PTREGS_OFFSET_REG(42), "r42" },
{ PTREGS_OFFSET_REG(43), "r43" },
{ PTREGS_OFFSET_REG(44), "r44" },
{ PTREGS_OFFSET_REG(45), "r45" },
{ PTREGS_OFFSET_REG(46), "r46" },
{ PTREGS_OFFSET_REG(47), "r47" },
{ PTREGS_OFFSET_REG(48), "r48" },
{ PTREGS_OFFSET_REG(49), "r49" },
{ PTREGS_OFFSET_REG(50), "r50" },
{ PTREGS_OFFSET_REG(51), "r51" },
{ PTREGS_OFFSET_REG(52), "r52" },
{ PTREGS_OFFSET_TP, "tp" },
{ PTREGS_OFFSET_SP, "sp" },
{ PTREGS_OFFSET_LR, "lr" },
{ PTREGS_OFFSET_PC, "pc" },
{ PTREGS_OFFSET_EX1, "ex1" },
{ PTREGS_OFFSET_FAULTNUM, "faultnum" },
{ PTREGS_OFFSET_ORIG_R0, "orig_r0" },
{ PTREGS_OFFSET_FLAGS, "flags" },
#endif
#ifdef CRISV10
XLAT(4*PT_FRAMETYPE),
XLAT(4*PT_ORIG_R10),
XLAT(4*PT_R13),
XLAT(4*PT_R12),
XLAT(4*PT_R11),
XLAT(4*PT_R10),
XLAT(4*PT_R9),
XLAT(4*PT_R8),
XLAT(4*PT_R7),
XLAT(4*PT_R6),
XLAT(4*PT_R5),
XLAT(4*PT_R4),
XLAT(4*PT_R3),
XLAT(4*PT_R2),
XLAT(4*PT_R1),
XLAT(4*PT_R0),
XLAT(4*PT_MOF),
XLAT(4*PT_DCCR),
XLAT(4*PT_SRP),
XLAT(4*PT_IRP),
XLAT(4*PT_CSRINSTR),
XLAT(4*PT_CSRADDR),
XLAT(4*PT_CSRDATA),
XLAT(4*PT_USP),
#endif
#ifdef CRISV32
XLAT(4*PT_ORIG_R10),
XLAT(4*PT_R0),
XLAT(4*PT_R1),
XLAT(4*PT_R2),
XLAT(4*PT_R3),
XLAT(4*PT_R4),
XLAT(4*PT_R5),
XLAT(4*PT_R6),
XLAT(4*PT_R7),
XLAT(4*PT_R8),
XLAT(4*PT_R9),
XLAT(4*PT_R10),
XLAT(4*PT_R11),
XLAT(4*PT_R12),
XLAT(4*PT_R13),
XLAT(4*PT_ACR),
XLAT(4*PT_SRS),
XLAT(4*PT_MOF),
XLAT(4*PT_SPC),
XLAT(4*PT_CCS),
XLAT(4*PT_SRP),
XLAT(4*PT_ERP),
XLAT(4*PT_EXS),
XLAT(4*PT_EDA),
XLAT(4*PT_USP),
XLAT(4*PT_PPC),
XLAT(4*PT_BP_CTRL),
XLAT(4*PT_BP+4),
XLAT(4*PT_BP+8),
XLAT(4*PT_BP+12),
XLAT(4*PT_BP+16),
XLAT(4*PT_BP+20),
XLAT(4*PT_BP+24),
XLAT(4*PT_BP+28),
XLAT(4*PT_BP+32),
XLAT(4*PT_BP+36),
XLAT(4*PT_BP+40),
XLAT(4*PT_BP+44),
XLAT(4*PT_BP+48),
XLAT(4*PT_BP+52),
XLAT(4*PT_BP+56),
#endif
#ifdef MICROBLAZE
{ PT_GPR(0), "r0" },
{ PT_GPR(1), "r1" },
{ PT_GPR(2), "r2" },
{ PT_GPR(3), "r3" },
{ PT_GPR(4), "r4" },
{ PT_GPR(5), "r5" },
{ PT_GPR(6), "r6" },
{ PT_GPR(7), "r7" },
{ PT_GPR(8), "r8" },
{ PT_GPR(9), "r9" },
{ PT_GPR(10), "r10" },
{ PT_GPR(11), "r11" },
{ PT_GPR(12), "r12" },
{ PT_GPR(13), "r13" },
{ PT_GPR(14), "r14" },
{ PT_GPR(15), "r15" },
{ PT_GPR(16), "r16" },
{ PT_GPR(17), "r17" },
{ PT_GPR(18), "r18" },
{ PT_GPR(19), "r19" },
{ PT_GPR(20), "r20" },
{ PT_GPR(21), "r21" },
{ PT_GPR(22), "r22" },
{ PT_GPR(23), "r23" },
{ PT_GPR(24), "r24" },
{ PT_GPR(25), "r25" },
{ PT_GPR(26), "r26" },
{ PT_GPR(27), "r27" },
{ PT_GPR(28), "r28" },
{ PT_GPR(29), "r29" },
{ PT_GPR(30), "r30" },
{ PT_GPR(31), "r31" },
{ PT_PC, "rpc", },
{ PT_MSR, "rmsr", },
{ PT_EAR, "rear", },
{ PT_ESR, "resr", },
{ PT_FSR, "rfsr", },
{ PT_KERNEL_MODE, "kernel_mode", },
#endif
#ifdef OR1K
{ 4*0, "r0" },
{ 4*1, "r1" },
{ 4*2, "r2" },
{ 4*3, "r3" },
{ 4*4, "r4" },
{ 4*5, "r5" },
{ 4*6, "r6" },
{ 4*7, "r7" },
{ 4*8, "r8" },
{ 4*9, "r9" },
{ 4*10, "r10" },
{ 4*11, "r11" },
{ 4*12, "r12" },
{ 4*13, "r13" },
{ 4*14, "r14" },
{ 4*15, "r15" },
{ 4*16, "r16" },
{ 4*17, "r17" },
{ 4*18, "r18" },
{ 4*19, "r19" },
{ 4*20, "r20" },
{ 4*21, "r21" },
{ 4*22, "r22" },
{ 4*23, "r23" },
{ 4*24, "r24" },
{ 4*25, "r25" },
{ 4*26, "r26" },
{ 4*27, "r27" },
{ 4*28, "r28" },
{ 4*29, "r29" },
{ 4*30, "r30" },
{ 4*31, "r31" },
{ 4*32, "pc" },
{ 4*33, "sr" },
#endif
#ifdef XTENSA
{ SYSCALL_NR, "syscall_nr" },
{ REG_AR_BASE, "ar0" },
{ REG_AR_BASE+1, "ar1" },
{ REG_AR_BASE+2, "ar2" },
{ REG_AR_BASE+3, "ar3" },
{ REG_AR_BASE+4, "ar4" },
{ REG_AR_BASE+5, "ar5" },
{ REG_AR_BASE+6, "ar6" },
{ REG_AR_BASE+7, "ar7" },
{ REG_AR_BASE+8, "ar8" },
{ REG_AR_BASE+9, "ar9" },
{ REG_AR_BASE+10, "ar10" },
{ REG_AR_BASE+11, "ar11" },
{ REG_AR_BASE+12, "ar12" },
{ REG_AR_BASE+13, "ar13" },
{ REG_AR_BASE+14, "ar14" },
{ REG_AR_BASE+15, "ar15" },
{ REG_AR_BASE+16, "ar16" },
{ REG_AR_BASE+17, "ar17" },
{ REG_AR_BASE+18, "ar18" },
{ REG_AR_BASE+19, "ar19" },
{ REG_AR_BASE+20, "ar20" },
{ REG_AR_BASE+21, "ar21" },
{ REG_AR_BASE+22, "ar22" },
{ REG_AR_BASE+23, "ar23" },
{ REG_AR_BASE+24, "ar24" },
{ REG_AR_BASE+25, "ar25" },
{ REG_AR_BASE+26, "ar26" },
{ REG_AR_BASE+27, "ar27" },
{ REG_AR_BASE+28, "ar28" },
{ REG_AR_BASE+29, "ar29" },
{ REG_AR_BASE+30, "ar30" },
{ REG_AR_BASE+31, "ar31" },
{ REG_AR_BASE+32, "ar32" },
{ REG_AR_BASE+33, "ar33" },
{ REG_AR_BASE+34, "ar34" },
{ REG_AR_BASE+35, "ar35" },
{ REG_AR_BASE+36, "ar36" },
{ REG_AR_BASE+37, "ar37" },
{ REG_AR_BASE+38, "ar38" },
{ REG_AR_BASE+39, "ar39" },
{ REG_AR_BASE+40, "ar40" },
{ REG_AR_BASE+41, "ar41" },
{ REG_AR_BASE+42, "ar42" },
{ REG_AR_BASE+43, "ar43" },
{ REG_AR_BASE+44, "ar44" },
{ REG_AR_BASE+45, "ar45" },
{ REG_AR_BASE+46, "ar46" },
{ REG_AR_BASE+47, "ar47" },
{ REG_AR_BASE+48, "ar48" },
{ REG_AR_BASE+49, "ar49" },
{ REG_AR_BASE+50, "ar50" },
{ REG_AR_BASE+51, "ar51" },
{ REG_AR_BASE+52, "ar52" },
{ REG_AR_BASE+53, "ar53" },
{ REG_AR_BASE+54, "ar54" },
{ REG_AR_BASE+55, "ar55" },
{ REG_AR_BASE+56, "ar56" },
{ REG_AR_BASE+57, "ar57" },
{ REG_AR_BASE+58, "ar58" },
{ REG_AR_BASE+59, "ar59" },
{ REG_AR_BASE+60, "ar60" },
{ REG_AR_BASE+61, "ar61" },
{ REG_AR_BASE+62, "ar62" },
{ REG_AR_BASE+63, "ar63" },
{ REG_LBEG, "lbeg" },
{ REG_LEND, "lend" },
{ REG_LCOUNT, "lcount" },
{ REG_SAR, "sar" },
{ REG_WB, "wb" },
{ REG_WS, "ws" },
{ REG_PS, "ps" },
{ REG_PC, "pc" },
{ REG_A_BASE, "a0" },
{ REG_A_BASE+1, "a1" },
{ REG_A_BASE+2, "a2" },
{ REG_A_BASE+3, "a3" },
{ REG_A_BASE+4, "a4" },
{ REG_A_BASE+5, "a5" },
{ REG_A_BASE+6, "a6" },
{ REG_A_BASE+7, "a7" },
{ REG_A_BASE+8, "a8" },
{ REG_A_BASE+9, "a9" },
{ REG_A_BASE+10, "a10" },
{ REG_A_BASE+11, "a11" },
{ REG_A_BASE+12, "a12" },
{ REG_A_BASE+13, "a13" },
{ REG_A_BASE+14, "a14" },
{ REG_A_BASE+15, "a15" },
#endif
/* Other fields in "struct user" */
#if defined(S390) || defined(S390X)
{ uoff(u_tsize), "offsetof(struct user, u_tsize)" },
{ uoff(u_dsize), "offsetof(struct user, u_dsize)" },
{ uoff(u_ssize), "offsetof(struct user, u_ssize)" },
{ uoff(start_code), "offsetof(struct user, start_code)" },
/* S390[X] has no start_data */
{ uoff(start_stack), "offsetof(struct user, start_stack)" },
{ uoff(signal), "offsetof(struct user, signal)" },
{ uoff(u_ar0), "offsetof(struct user, u_ar0)" },
{ uoff(magic), "offsetof(struct user, magic)" },
{ uoff(u_comm), "offsetof(struct user, u_comm)" },
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(POWERPC)
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(I386) || defined(X86_64) || defined(X32)
{ uoff(u_fpvalid), "offsetof(struct user, u_fpvalid)" },
{ uoff(i387), "offsetof(struct user, i387)" },
{ uoff(u_tsize), "offsetof(struct user, u_tsize)" },
{ uoff(u_dsize), "offsetof(struct user, u_dsize)" },
{ uoff(u_ssize), "offsetof(struct user, u_ssize)" },
{ uoff(start_code), "offsetof(struct user, start_code)" },
{ uoff(start_stack), "offsetof(struct user, start_stack)" },
{ uoff(signal), "offsetof(struct user, signal)" },
{ uoff(reserved), "offsetof(struct user, reserved)" },
{ uoff(u_ar0), "offsetof(struct user, u_ar0)" },
{ uoff(u_fpstate), "offsetof(struct user, u_fpstate)" },
{ uoff(magic), "offsetof(struct user, magic)" },
{ uoff(u_comm), "offsetof(struct user, u_comm)" },
{ uoff(u_debugreg), "offsetof(struct user, u_debugreg)" },
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(IA64)
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(ARM)
{ uoff(u_fpvalid), "offsetof(struct user, u_fpvalid)" },
{ uoff(u_tsize), "offsetof(struct user, u_tsize)" },
{ uoff(u_dsize), "offsetof(struct user, u_dsize)" },
{ uoff(u_ssize), "offsetof(struct user, u_ssize)" },
{ uoff(start_code), "offsetof(struct user, start_code)" },
{ uoff(start_stack), "offsetof(struct user, start_stack)" },
{ uoff(signal), "offsetof(struct user, signal)" },
{ uoff(reserved), "offsetof(struct user, reserved)" },
{ uoff(u_ar0), "offsetof(struct user, u_ar0)" },
{ uoff(magic), "offsetof(struct user, magic)" },
{ uoff(u_comm), "offsetof(struct user, u_comm)" },
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(AARCH64)
/* nothing */
#elif defined(M68K)
{ uoff(u_fpvalid), "offsetof(struct user, u_fpvalid)" },
{ uoff(m68kfp), "offsetof(struct user, m68kfp)" },
{ uoff(u_tsize), "offsetof(struct user, u_tsize)" },
{ uoff(u_dsize), "offsetof(struct user, u_dsize)" },
{ uoff(u_ssize), "offsetof(struct user, u_ssize)" },
{ uoff(start_code), "offsetof(struct user, start_code)" },
{ uoff(start_stack), "offsetof(struct user, start_stack)" },
{ uoff(signal), "offsetof(struct user, signal)" },
{ uoff(reserved), "offsetof(struct user, reserved)" },
{ uoff(u_ar0), "offsetof(struct user, u_ar0)" },
{ uoff(u_fpstate), "offsetof(struct user, u_fpstate)" },
{ uoff(magic), "offsetof(struct user, magic)" },
{ uoff(u_comm), "offsetof(struct user, u_comm)" },
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(MIPS) || defined(LINUX_MIPSN32)
{ uoff(u_tsize), "offsetof(struct user, u_tsize)" },
{ uoff(u_dsize), "offsetof(struct user, u_dsize)" },
{ uoff(u_ssize), "offsetof(struct user, u_ssize)" },
{ uoff(start_code), "offsetof(struct user, start_code)" },
{ uoff(start_data), "offsetof(struct user, start_data)" },
{ uoff(start_stack), "offsetof(struct user, start_stack)" },
{ uoff(signal), "offsetof(struct user, signal)" },
{ uoff(u_ar0), "offsetof(struct user, u_ar0)" },
{ uoff(magic), "offsetof(struct user, magic)" },
{ uoff(u_comm), "offsetof(struct user, u_comm)" },
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(ALPHA)
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(SPARC)
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(SPARC64)
{ uoff(u_tsize), "offsetof(struct user, u_tsize)" },
{ uoff(u_dsize), "offsetof(struct user, u_dsize)" },
{ uoff(u_ssize), "offsetof(struct user, u_ssize)" },
{ uoff(signal), "offsetof(struct user, signal)" },
{ uoff(magic), "offsetof(struct user, magic)" },
{ uoff(u_comm), "offsetof(struct user, u_comm)" },
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(HPPA)
/* nothing */
#elif defined(SH) || defined(SH64)
{ uoff(u_fpvalid), "offsetof(struct user, u_fpvalid)" },
{ uoff(u_tsize), "offsetof(struct user, u_tsize)" },
{ uoff(u_dsize), "offsetof(struct user, u_dsize)" },
{ uoff(u_ssize), "offsetof(struct user, u_ssize)" },
{ uoff(start_code), "offsetof(struct user, start_code)" },
{ uoff(start_data), "offsetof(struct user, start_data)" },
{ uoff(start_stack), "offsetof(struct user, start_stack)" },
{ uoff(signal), "offsetof(struct user, signal)" },
{ uoff(u_ar0), "offsetof(struct user, u_ar0)" },
{ uoff(u_fpstate), "offsetof(struct user, u_fpstate)" },
{ uoff(magic), "offsetof(struct user, magic)" },
{ uoff(u_comm), "offsetof(struct user, u_comm)" },
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(CRISV10) || defined(CRISV32)
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(TILE)
/* nothing */
#elif defined(MICROBLAZE)
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(AVR32)
{ uoff(u_tsize), "offsetof(struct user, u_tsize)" },
{ uoff(u_dsize), "offsetof(struct user, u_dsize)" },
{ uoff(u_ssize), "offsetof(struct user, u_ssize)" },
{ uoff(start_code), "offsetof(struct user, start_code)" },
{ uoff(start_data), "offsetof(struct user, start_data)" },
{ uoff(start_stack), "offsetof(struct user, start_stack)" },
{ uoff(signal), "offsetof(struct user, signal)" },
{ uoff(u_ar0), "offsetof(struct user, u_ar0)" },
{ uoff(magic), "offsetof(struct user, magic)" },
{ uoff(u_comm), "offsetof(struct user, u_comm)" },
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(BFIN)
{ uoff(u_tsize), "offsetof(struct user, u_tsize)" },
{ uoff(u_dsize), "offsetof(struct user, u_dsize)" },
{ uoff(u_ssize), "offsetof(struct user, u_ssize)" },
{ uoff(start_code), "offsetof(struct user, start_code)" },
{ uoff(signal), "offsetof(struct user, signal)" },
{ uoff(u_ar0), "offsetof(struct user, u_ar0)" },
{ uoff(magic), "offsetof(struct user, magic)" },
{ uoff(u_comm), "offsetof(struct user, u_comm)" },
{ sizeof(struct user), "sizeof(struct user)" },
#elif defined(OR1K)
/* nothing */
#elif defined(METAG)
/* nothing */
#elif defined(XTENSA)
/* nothing */
#elif defined(ARC)
/* nothing */
#endif
XLAT_END
};
int
sys_ptrace(struct tcb *tcp)
{
const struct xlat *x;
long addr;
if (entering(tcp)) {
printxval(ptrace_cmds, tcp->u_arg[0], "PTRACE_???");
tprintf(", %lu, ", tcp->u_arg[1]);
addr = tcp->u_arg[2];
if (tcp->u_arg[0] == PTRACE_PEEKUSER
|| tcp->u_arg[0] == PTRACE_POKEUSER
) {
for (x = struct_user_offsets; x->str; x++) {
if (x->val >= addr)
break;
}
if (!x->str)
tprintf("%#lx, ", addr);
else if (x->val > addr && x != struct_user_offsets) {
x--;
tprintf("%s + %ld, ", x->str, addr - x->val);
}
else
tprintf("%s, ", x->str);
} else
#ifdef PTRACE_GETREGSET
if (tcp->u_arg[0] == PTRACE_GETREGSET
|| tcp->u_arg[0] == PTRACE_SETREGSET
) {
printxval(nt_descriptor_types, tcp->u_arg[2], "NT_???");
tprints(", ");
} else
#endif
tprintf("%#lx, ", addr);
switch (tcp->u_arg[0]) {
#ifndef IA64
case PTRACE_PEEKDATA:
case PTRACE_PEEKTEXT:
case PTRACE_PEEKUSER:
break;
#endif
case PTRACE_CONT:
case PTRACE_SINGLESTEP:
case PTRACE_SYSCALL:
case PTRACE_DETACH:
printsignal(tcp->u_arg[3]);
break;
#ifdef PTRACE_SETOPTIONS
case PTRACE_SETOPTIONS:
printflags(ptrace_setoptions_flags, tcp->u_arg[3], "PTRACE_O_???");
break;
#endif
#ifdef PTRACE_SETSIGINFO
case PTRACE_SETSIGINFO: {
printsiginfo_at(tcp, tcp->u_arg[3]);
break;
}
#endif
#ifdef PTRACE_GETSIGINFO
case PTRACE_GETSIGINFO:
/* Don't print anything, do it at syscall return. */
break;
#endif
#ifdef PTRACE_GETREGSET
case PTRACE_GETREGSET:
break;
case PTRACE_SETREGSET:
tprint_iov(tcp, /*len:*/ 1, tcp->u_arg[3], /*as string:*/ 0);
break;
#endif
default:
tprintf("%#lx", tcp->u_arg[3]);
break;
}
} else {
switch (tcp->u_arg[0]) {
case PTRACE_PEEKDATA:
case PTRACE_PEEKTEXT:
case PTRACE_PEEKUSER:
#ifdef IA64
return RVAL_HEX;
#else
printnum(tcp, tcp->u_arg[3], "%#lx");
break;
#endif
#ifdef PTRACE_GETSIGINFO
case PTRACE_GETSIGINFO: {
printsiginfo_at(tcp, tcp->u_arg[3]);
break;
}
#endif
#ifdef PTRACE_GETREGSET
case PTRACE_GETREGSET:
tprint_iov(tcp, /*len:*/ 1, tcp->u_arg[3], /*as string:*/ 0);
break;
#endif
}
}
return 0;
}
#ifndef FUTEX_CMP_REQUEUE
# define FUTEX_CMP_REQUEUE 4
#endif
#ifndef FUTEX_WAKE_OP
# define FUTEX_WAKE_OP 5
#endif
#ifndef FUTEX_LOCK_PI
# define FUTEX_LOCK_PI 6
# define FUTEX_UNLOCK_PI 7
# define FUTEX_TRYLOCK_PI 8
#endif
#ifndef FUTEX_WAIT_BITSET
# define FUTEX_WAIT_BITSET 9
#endif
#ifndef FUTEX_WAKE_BITSET
# define FUTEX_WAKE_BITSET 10
#endif
#ifndef FUTEX_WAIT_REQUEUE_PI
# define FUTEX_WAIT_REQUEUE_PI 11
#endif
#ifndef FUTEX_CMP_REQUEUE_PI
# define FUTEX_CMP_REQUEUE_PI 12
#endif
#ifndef FUTEX_PRIVATE_FLAG
# define FUTEX_PRIVATE_FLAG 128
#endif
#ifndef FUTEX_CLOCK_REALTIME
# define FUTEX_CLOCK_REALTIME 256
#endif
#ifndef FUTEX_WAIT_PRIVATE
# define FUTEX_WAIT_PRIVATE (FUTEX_WAIT | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_WAKE_PRIVATE
# define FUTEX_WAKE_PRIVATE (FUTEX_WAKE | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_REQUEUE_PRIVATE
# define FUTEX_REQUEUE_PRIVATE (FUTEX_REQUEUE | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_CMP_REQUEUE_PRIVATE
# define FUTEX_CMP_REQUEUE_PRIVATE (FUTEX_CMP_REQUEUE | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_WAKE_OP_PRIVATE
# define FUTEX_WAKE_OP_PRIVATE (FUTEX_WAKE_OP | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_LOCK_PI_PRIVATE
# define FUTEX_LOCK_PI_PRIVATE (FUTEX_LOCK_PI | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_UNLOCK_PI_PRIVATE
# define FUTEX_UNLOCK_PI_PRIVATE (FUTEX_UNLOCK_PI | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_TRYLOCK_PI_PRIVATE
# define FUTEX_TRYLOCK_PI_PRIVATE (FUTEX_TRYLOCK_PI | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_WAIT_BITSET_PRIVATE
# define FUTEX_WAIT_BITSET_PRIVATE (FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_WAKE_BITSET_PRIVATE
# define FUTEX_WAKE_BITSET_PRIVATE (FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_WAIT_REQUEUE_PI_PRIVATE
# define FUTEX_WAIT_REQUEUE_PI_PRIVATE (FUTEX_WAIT_REQUEUE_PI | FUTEX_PRIVATE_FLAG)
#endif
#ifndef FUTEX_CMP_REQUEUE_PI_PRIVATE
# define FUTEX_CMP_REQUEUE_PI_PRIVATE (FUTEX_CMP_REQUEUE_PI | FUTEX_PRIVATE_FLAG)
#endif
static const struct xlat futexops[] = {
XLAT(FUTEX_WAIT),
XLAT(FUTEX_WAKE),
XLAT(FUTEX_FD),
XLAT(FUTEX_REQUEUE),
XLAT(FUTEX_CMP_REQUEUE),
XLAT(FUTEX_WAKE_OP),
XLAT(FUTEX_LOCK_PI),
XLAT(FUTEX_UNLOCK_PI),
XLAT(FUTEX_TRYLOCK_PI),
XLAT(FUTEX_WAIT_BITSET),
XLAT(FUTEX_WAKE_BITSET),
XLAT(FUTEX_WAIT_REQUEUE_PI),
XLAT(FUTEX_CMP_REQUEUE_PI),
XLAT(FUTEX_WAIT_PRIVATE),
XLAT(FUTEX_WAKE_PRIVATE),
XLAT(FUTEX_FD|FUTEX_PRIVATE_FLAG),
XLAT(FUTEX_REQUEUE_PRIVATE),
XLAT(FUTEX_CMP_REQUEUE_PRIVATE),
XLAT(FUTEX_WAKE_OP_PRIVATE),
XLAT(FUTEX_LOCK_PI_PRIVATE),
XLAT(FUTEX_UNLOCK_PI_PRIVATE),
XLAT(FUTEX_TRYLOCK_PI_PRIVATE),
XLAT(FUTEX_WAIT_BITSET_PRIVATE),
XLAT(FUTEX_WAKE_BITSET_PRIVATE),
XLAT(FUTEX_WAIT_REQUEUE_PI_PRIVATE),
XLAT(FUTEX_CMP_REQUEUE_PI_PRIVATE),
XLAT(FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME),
XLAT(FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME),
XLAT(FUTEX_WAIT_REQUEUE_PI|FUTEX_CLOCK_REALTIME),
XLAT(FUTEX_WAIT_REQUEUE_PI_PRIVATE|FUTEX_CLOCK_REALTIME),
XLAT_END
};
#ifndef FUTEX_OP_SET
# define FUTEX_OP_SET 0
# define FUTEX_OP_ADD 1
# define FUTEX_OP_OR 2
# define FUTEX_OP_ANDN 3
# define FUTEX_OP_XOR 4
# define FUTEX_OP_CMP_EQ 0
# define FUTEX_OP_CMP_NE 1
# define FUTEX_OP_CMP_LT 2
# define FUTEX_OP_CMP_LE 3
# define FUTEX_OP_CMP_GT 4
# define FUTEX_OP_CMP_GE 5
#endif
static const struct xlat futexwakeops[] = {
XLAT(FUTEX_OP_SET),
XLAT(FUTEX_OP_ADD),
XLAT(FUTEX_OP_OR),
XLAT(FUTEX_OP_ANDN),
XLAT(FUTEX_OP_XOR),
XLAT_END
};
static const struct xlat futexwakecmps[] = {
XLAT(FUTEX_OP_CMP_EQ),
XLAT(FUTEX_OP_CMP_NE),
XLAT(FUTEX_OP_CMP_LT),
XLAT(FUTEX_OP_CMP_LE),
XLAT(FUTEX_OP_CMP_GT),
XLAT(FUTEX_OP_CMP_GE),
XLAT_END
};
int
sys_futex(struct tcb *tcp)
{
if (entering(tcp)) {
long int cmd = tcp->u_arg[1] & 127;
tprintf("%p, ", (void *) tcp->u_arg[0]);
printxval(futexops, tcp->u_arg[1], "FUTEX_???");
tprintf(", %ld", tcp->u_arg[2]);
if (cmd == FUTEX_WAKE_BITSET)
tprintf(", %lx", tcp->u_arg[5]);
else if (cmd == FUTEX_WAIT) {
tprints(", ");
printtv(tcp, tcp->u_arg[3]);
} else if (cmd == FUTEX_WAIT_BITSET) {
tprints(", ");
printtv(tcp, tcp->u_arg[3]);
tprintf(", %lx", tcp->u_arg[5]);
} else if (cmd == FUTEX_REQUEUE)
tprintf(", %ld, %p", tcp->u_arg[3], (void *) tcp->u_arg[4]);
else if (cmd == FUTEX_CMP_REQUEUE || cmd == FUTEX_CMP_REQUEUE_PI)
tprintf(", %ld, %p, %ld", tcp->u_arg[3], (void *) tcp->u_arg[4], tcp->u_arg[5]);
else if (cmd == FUTEX_WAKE_OP) {
tprintf(", %ld, %p, {", tcp->u_arg[3], (void *) tcp->u_arg[4]);
if ((tcp->u_arg[5] >> 28) & 8)
tprints("FUTEX_OP_OPARG_SHIFT|");
printxval(futexwakeops, (tcp->u_arg[5] >> 28) & 0x7, "FUTEX_OP_???");
tprintf(", %ld, ", (tcp->u_arg[5] >> 12) & 0xfff);
if ((tcp->u_arg[5] >> 24) & 8)
tprints("FUTEX_OP_OPARG_SHIFT|");
printxval(futexwakecmps, (tcp->u_arg[5] >> 24) & 0x7, "FUTEX_OP_CMP_???");
tprintf(", %ld}", tcp->u_arg[5] & 0xfff);
} else if (cmd == FUTEX_WAIT_REQUEUE_PI) {
tprints(", ");
printtv(tcp, tcp->u_arg[3]);
tprintf(", %p", (void *) tcp->u_arg[4]);
}
}
return 0;
}
static void
print_affinitylist(struct tcb *tcp, long list, unsigned int len)
{
int first = 1;
unsigned long w, min_len;
if (abbrev(tcp) && len / sizeof(w) > max_strlen)
min_len = len - max_strlen * sizeof(w);
else
min_len = 0;
for (; len >= sizeof(w) && len > min_len;
len -= sizeof(w), list += sizeof(w)) {
if (umove(tcp, list, &w) < 0)
break;
if (first)
tprints("{");
else
tprints(", ");
first = 0;
tprintf("%lx", w);
}
if (len) {
if (first)
tprintf("%#lx", list);
else
tprintf(", %s}", (len >= sizeof(w) && len > min_len ?
"???" : "..."));
} else {
tprints(first ? "{}" : "}");
}
}
int
sys_sched_setaffinity(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%ld, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
print_affinitylist(tcp, tcp->u_arg[2], tcp->u_arg[1]);
}
return 0;
}
int
sys_sched_getaffinity(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%ld, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
} else {
if (tcp->u_rval == -1)
tprintf("%#lx", tcp->u_arg[2]);
else
print_affinitylist(tcp, tcp->u_arg[2], tcp->u_rval);
}
return 0;
}
int
sys_get_robust_list(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%ld, ", (long) (pid_t) tcp->u_arg[0]);
} else {
void *addr;
size_t len;
if (syserror(tcp) ||
!tcp->u_arg[1] ||
umove(tcp, tcp->u_arg[1], &addr) < 0) {
tprintf("%#lx, ", tcp->u_arg[1]);
} else {
tprintf("[%p], ", addr);
}
if (syserror(tcp) ||
!tcp->u_arg[2] ||
umove(tcp, tcp->u_arg[2], &len) < 0) {
tprintf("%#lx", tcp->u_arg[2]);
} else {
tprintf("[%lu]", (unsigned long) len);
}
}
return 0;
}
static const struct xlat schedulers[] = {
XLAT(SCHED_OTHER),
XLAT(SCHED_RR),
XLAT(SCHED_FIFO),
XLAT_END
};
int
sys_sched_getscheduler(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%d", (int) tcp->u_arg[0]);
} else if (!syserror(tcp)) {
tcp->auxstr = xlookup(schedulers, tcp->u_rval);
if (tcp->auxstr != NULL)
return RVAL_STR;
}
return 0;
}
int
sys_sched_setscheduler(struct tcb *tcp)
{
if (entering(tcp)) {
struct sched_param p;
tprintf("%d, ", (int) tcp->u_arg[0]);
printxval(schedulers, tcp->u_arg[1], "SCHED_???");
if (umove(tcp, tcp->u_arg[2], &p) < 0)
tprintf(", %#lx", tcp->u_arg[2]);
else
tprintf(", { %d }", p.sched_priority);
}
return 0;
}
int
sys_sched_getparam(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%d, ", (int) tcp->u_arg[0]);
} else {
struct sched_param p;
if (umove(tcp, tcp->u_arg[1], &p) < 0)
tprintf("%#lx", tcp->u_arg[1]);
else
tprintf("{ %d }", p.sched_priority);
}
return 0;
}
int
sys_sched_setparam(struct tcb *tcp)
{
if (entering(tcp)) {
struct sched_param p;
if (umove(tcp, tcp->u_arg[1], &p) < 0)
tprintf("%d, %#lx", (int) tcp->u_arg[0], tcp->u_arg[1]);
else
tprintf("%d, { %d }", (int) tcp->u_arg[0], p.sched_priority);
}
return 0;
}
int
sys_sched_get_priority_min(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(schedulers, tcp->u_arg[0], "SCHED_???");
}
return 0;
}
int
sys_sched_rr_get_interval(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%ld, ", (long) (pid_t) tcp->u_arg[0]);
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[1]);
else
print_timespec(tcp, tcp->u_arg[1]);
}
return 0;
}
#if defined X86_64 || defined X32
# include <asm/prctl.h>
static const struct xlat archvals[] = {
XLAT(ARCH_SET_GS),
XLAT(ARCH_SET_FS),
XLAT(ARCH_GET_FS),
XLAT(ARCH_GET_GS),
XLAT_END
};
int
sys_arch_prctl(struct tcb *tcp)
{
if (entering(tcp)) {
printxval(archvals, tcp->u_arg[0], "ARCH_???");
if (tcp->u_arg[0] == ARCH_SET_GS
|| tcp->u_arg[0] == ARCH_SET_FS
) {
tprintf(", %#lx", tcp->u_arg[1]);
}
} else {
if (tcp->u_arg[0] == ARCH_GET_GS
|| tcp->u_arg[0] == ARCH_GET_FS
) {
long int v;
if (!syserror(tcp) && umove(tcp, tcp->u_arg[1], &v) != -1)
tprintf(", [%#lx]", v);
else
tprintf(", %#lx", tcp->u_arg[1]);
}
}
return 0;
}
#endif /* X86_64 || X32 */
int
sys_getcpu(struct tcb *tcp)
{
if (exiting(tcp)) {
unsigned u;
if (tcp->u_arg[0] == 0)
tprints("NULL, ");
else if (umove(tcp, tcp->u_arg[0], &u) < 0)
tprintf("%#lx, ", tcp->u_arg[0]);
else
tprintf("[%u], ", u);
if (tcp->u_arg[1] == 0)
tprints("NULL, ");
else if (umove(tcp, tcp->u_arg[1], &u) < 0)
tprintf("%#lx, ", tcp->u_arg[1]);
else
tprintf("[%u], ", u);
tprintf("%#lx", tcp->u_arg[2]);
}
return 0;
}
int
sys_process_vm_readv(struct tcb *tcp)
{
if (entering(tcp)) {
/* arg 1: pid */
tprintf("%ld, ", tcp->u_arg[0]);
} else {
/* arg 2: local iov */
if (syserror(tcp)) {
tprintf("%#lx", tcp->u_arg[1]);
} else {
tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], 1);
}
/* arg 3: local iovcnt */
tprintf(", %lu, ", tcp->u_arg[2]);
/* arg 4: remote iov */
if (syserror(tcp)) {
tprintf("%#lx", tcp->u_arg[3]);
} else {
tprint_iov(tcp, tcp->u_arg[4], tcp->u_arg[3], 0);
}
/* arg 5: remote iovcnt */
/* arg 6: flags */
tprintf(", %lu, %lu", tcp->u_arg[4], tcp->u_arg[5]);
}
return 0;
}
int
sys_process_vm_writev(struct tcb *tcp)
{
if (entering(tcp)) {
/* arg 1: pid */
tprintf("%ld, ", tcp->u_arg[0]);
/* arg 2: local iov */
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[1]);
else
tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], 1);
/* arg 3: local iovcnt */
tprintf(", %lu, ", tcp->u_arg[2]);
/* arg 4: remote iov */
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[3]);
else
tprint_iov(tcp, tcp->u_arg[4], tcp->u_arg[3], 0);
/* arg 5: remote iovcnt */
/* arg 6: flags */
tprintf(", %lu, %lu", tcp->u_arg[4], tcp->u_arg[5]);
}
return 0;
}