/* Low level interface to ptrace, for the remote server for GDB.
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/* Low level interface to ptrace, for the remote server for GDB.
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Copyright (C) 1986, 1987, 1993 Free Software Foundation, Inc.
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Copyright (C) 1986, 1987, 1993 Free Software Foundation, Inc.
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This file is part of GDB.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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Boston, MA 02111-1307, USA. */
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#include "server.h"
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#include "server.h"
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#include "frame.h"
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#include "frame.h"
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#include "inferior.h"
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#include "inferior.h"
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#include <stdio.h>
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#include <stdio.h>
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#include <sys/param.h>
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#include <sys/param.h>
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#include <sys/dir.h>
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#include <sys/dir.h>
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#define LYNXOS
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#define LYNXOS
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#include <sys/mem.h>
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#include <sys/mem.h>
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#include <sys/signal.h>
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#include <sys/signal.h>
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#include <sys/file.h>
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#include <sys/file.h>
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#include <sys/kernel.h>
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#include <sys/kernel.h>
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#ifndef __LYNXOS
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#ifndef __LYNXOS
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#define __LYNXOS
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#define __LYNXOS
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#endif
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#endif
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#include <sys/itimer.h>
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#include <sys/itimer.h>
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#include <sys/time.h>
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#include <sys/time.h>
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#include <sys/resource.h>
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#include <sys/resource.h>
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#include <sys/proc.h>
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#include <sys/proc.h>
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#include <signal.h>
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#include <signal.h>
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#include <sys/ioctl.h>
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#include <sys/ioctl.h>
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#include <sgtty.h>
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#include <sgtty.h>
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#include <fcntl.h>
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#include <fcntl.h>
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#include <sys/wait.h>
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#include <sys/wait.h>
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#include <sys/fpp.h>
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#include <sys/fpp.h>
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static char my_registers[REGISTER_BYTES];
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static char my_registers[REGISTER_BYTES];
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char *registers = my_registers;
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char *registers = my_registers;
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#include <sys/ptrace.h>
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#include <sys/ptrace.h>
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/* Start an inferior process and returns its pid.
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/* Start an inferior process and returns its pid.
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ALLARGS is a vector of program-name and args. */
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ALLARGS is a vector of program-name and args. */
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int
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int
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create_inferior (program, allargs)
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create_inferior (program, allargs)
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char *program;
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char *program;
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char **allargs;
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char **allargs;
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{
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{
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int pid;
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int pid;
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pid = fork ();
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pid = fork ();
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if (pid < 0)
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if (pid < 0)
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perror_with_name ("fork");
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perror_with_name ("fork");
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if (pid == 0)
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if (pid == 0)
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{
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{
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int pgrp;
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int pgrp;
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/* Switch child to it's own process group so that signals won't
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/* Switch child to it's own process group so that signals won't
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directly affect gdbserver. */
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directly affect gdbserver. */
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pgrp = getpid ();
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pgrp = getpid ();
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setpgrp (0, pgrp);
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setpgrp (0, pgrp);
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ioctl (0, TIOCSPGRP, &pgrp);
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ioctl (0, TIOCSPGRP, &pgrp);
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ptrace (PTRACE_TRACEME, 0, (PTRACE_ARG3_TYPE) 0, 0);
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ptrace (PTRACE_TRACEME, 0, (PTRACE_ARG3_TYPE) 0, 0);
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execv (program, allargs);
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execv (program, allargs);
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fprintf (stderr, "GDBserver (process %d): Cannot exec %s: %s.\n",
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fprintf (stderr, "GDBserver (process %d): Cannot exec %s: %s.\n",
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getpid (), program,
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getpid (), program,
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errno < sys_nerr ? sys_errlist[errno] : "unknown error");
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errno < sys_nerr ? sys_errlist[errno] : "unknown error");
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fflush (stderr);
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fflush (stderr);
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_exit (0177);
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_exit (0177);
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}
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}
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return pid;
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return pid;
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}
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}
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/* Kill the inferior process. Make us have no inferior. */
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/* Kill the inferior process. Make us have no inferior. */
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void
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void
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kill_inferior ()
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kill_inferior ()
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{
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{
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if (inferior_pid == 0)
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if (inferior_pid == 0)
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return;
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return;
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ptrace (PTRACE_KILL, inferior_pid, 0, 0);
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ptrace (PTRACE_KILL, inferior_pid, 0, 0);
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wait (0);
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wait (0);
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inferior_pid = 0;
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inferior_pid = 0;
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}
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}
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/* Return nonzero if the given thread is still alive. */
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/* Return nonzero if the given thread is still alive. */
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int
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int
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mythread_alive (pid)
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mythread_alive (pid)
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int pid;
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int pid;
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{
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{
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/* Arggh. Apparently pthread_kill only works for threads within
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/* Arggh. Apparently pthread_kill only works for threads within
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the process that calls pthread_kill.
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the process that calls pthread_kill.
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We want to avoid the lynx signal extensions as they simply don't
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We want to avoid the lynx signal extensions as they simply don't
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map well to the generic gdb interface we want to keep.
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map well to the generic gdb interface we want to keep.
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All we want to do is determine if a particular thread is alive;
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All we want to do is determine if a particular thread is alive;
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it appears as if we can just make a harmless thread specific
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it appears as if we can just make a harmless thread specific
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ptrace call to do that. */
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ptrace call to do that. */
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return (ptrace (PTRACE_THREADUSER,
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return (ptrace (PTRACE_THREADUSER,
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BUILDPID (PIDGET (inferior_pid), pid), 0, 0) != -1);
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BUILDPID (PIDGET (inferior_pid), pid), 0, 0) != -1);
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}
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}
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/* Wait for process, returns status */
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/* Wait for process, returns status */
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unsigned char
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unsigned char
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mywait (status)
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mywait (status)
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char *status;
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char *status;
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{
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{
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int pid;
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int pid;
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union wait w;
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union wait w;
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while (1)
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while (1)
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{
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{
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enable_async_io ();
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enable_async_io ();
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pid = wait (&w);
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pid = wait (&w);
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disable_async_io ();
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disable_async_io ();
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if (pid != PIDGET (inferior_pid))
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if (pid != PIDGET (inferior_pid))
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perror_with_name ("wait");
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perror_with_name ("wait");
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thread_from_wait = w.w_tid;
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thread_from_wait = w.w_tid;
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inferior_pid = BUILDPID (inferior_pid, w.w_tid);
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inferior_pid = BUILDPID (inferior_pid, w.w_tid);
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if (WIFSTOPPED (w)
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if (WIFSTOPPED (w)
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&& WSTOPSIG (w) == SIGTRAP)
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&& WSTOPSIG (w) == SIGTRAP)
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{
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{
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int realsig;
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int realsig;
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realsig = ptrace (PTRACE_GETTRACESIG, inferior_pid,
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realsig = ptrace (PTRACE_GETTRACESIG, inferior_pid,
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(PTRACE_ARG3_TYPE) 0, 0);
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(PTRACE_ARG3_TYPE) 0, 0);
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if (realsig == SIGNEWTHREAD)
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if (realsig == SIGNEWTHREAD)
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{
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{
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/* It's a new thread notification. Nothing to do here since
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/* It's a new thread notification. Nothing to do here since
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the machine independent code in wait_for_inferior will
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the machine independent code in wait_for_inferior will
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add the thread to the thread list and restart the thread
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add the thread to the thread list and restart the thread
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when pid != inferior_pid and pid is not in the thread list.
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when pid != inferior_pid and pid is not in the thread list.
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We don't even want to muck with realsig -- the code in
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We don't even want to muck with realsig -- the code in
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wait_for_inferior expects SIGTRAP. */
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wait_for_inferior expects SIGTRAP. */
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;
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;
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}
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}
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}
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}
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break;
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break;
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}
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}
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if (WIFEXITED (w))
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if (WIFEXITED (w))
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{
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{
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*status = 'W';
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*status = 'W';
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return ((unsigned char) WEXITSTATUS (w));
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return ((unsigned char) WEXITSTATUS (w));
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}
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}
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else if (!WIFSTOPPED (w))
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else if (!WIFSTOPPED (w))
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{
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{
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*status = 'X';
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*status = 'X';
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return ((unsigned char) WTERMSIG (w));
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return ((unsigned char) WTERMSIG (w));
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}
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}
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fetch_inferior_registers (0);
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fetch_inferior_registers (0);
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*status = 'T';
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*status = 'T';
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return ((unsigned char) WSTOPSIG (w));
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return ((unsigned char) WSTOPSIG (w));
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}
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}
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/* Resume execution of the inferior process.
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/* Resume execution of the inferior process.
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If STEP is nonzero, single-step it.
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If STEP is nonzero, single-step it.
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If SIGNAL is nonzero, give it that signal. */
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If SIGNAL is nonzero, give it that signal. */
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void
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void
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myresume (step, signal)
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myresume (step, signal)
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int step;
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int step;
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int signal;
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int signal;
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{
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{
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errno = 0;
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errno = 0;
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ptrace (step ? PTRACE_SINGLESTEP_ONE : PTRACE_CONT,
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ptrace (step ? PTRACE_SINGLESTEP_ONE : PTRACE_CONT,
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BUILDPID (inferior_pid, cont_thread == -1 ? 0 : cont_thread),
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BUILDPID (inferior_pid, cont_thread == -1 ? 0 : cont_thread),
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1, signal);
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1, signal);
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if (errno)
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if (errno)
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perror_with_name ("ptrace");
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perror_with_name ("ptrace");
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}
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}
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#undef offsetof
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#undef offsetof
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#define offsetof(TYPE, MEMBER) ((unsigned long) &((TYPE *)0)->MEMBER)
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#define offsetof(TYPE, MEMBER) ((unsigned long) &((TYPE *)0)->MEMBER)
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/* Mapping between GDB register #s and offsets into econtext. Must be
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/* Mapping between GDB register #s and offsets into econtext. Must be
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consistent with REGISTER_NAMES macro in various tmXXX.h files. */
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consistent with REGISTER_NAMES macro in various tmXXX.h files. */
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#define X(ENTRY)(offsetof(struct econtext, ENTRY))
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#define X(ENTRY)(offsetof(struct econtext, ENTRY))
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#ifdef I386
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#ifdef I386
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/* Mappings from tm-i386v.h */
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/* Mappings from tm-i386v.h */
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static int regmap[] =
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static int regmap[] =
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{
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{
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X (eax),
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X (eax),
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X (ecx),
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X (ecx),
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X (edx),
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X (edx),
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X (ebx),
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X (ebx),
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X (esp), /* sp */
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X (esp), /* sp */
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X (ebp), /* fp */
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X (ebp), /* fp */
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X (esi),
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X (esi),
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X (edi),
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X (edi),
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X (eip), /* pc */
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X (eip), /* pc */
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X (flags), /* ps */
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X (flags), /* ps */
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X (cs),
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X (cs),
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X (ss),
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X (ss),
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X (ds),
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X (ds),
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X (es),
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X (es),
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X (ecode), /* Lynx doesn't give us either fs or gs, so */
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X (ecode), /* Lynx doesn't give us either fs or gs, so */
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X (fault), /* we just substitute these two in the hopes
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X (fault), /* we just substitute these two in the hopes
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that they are useful. */
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that they are useful. */
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};
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};
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#endif
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#endif
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#ifdef M68K
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#ifdef M68K
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/* Mappings from tm-m68k.h */
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/* Mappings from tm-m68k.h */
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static int regmap[] =
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static int regmap[] =
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{
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{
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X (regs[0]), /* d0 */
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X (regs[0]), /* d0 */
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X (regs[1]), /* d1 */
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X (regs[1]), /* d1 */
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X (regs[2]), /* d2 */
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X (regs[2]), /* d2 */
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X (regs[3]), /* d3 */
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X (regs[3]), /* d3 */
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X (regs[4]), /* d4 */
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X (regs[4]), /* d4 */
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X (regs[5]), /* d5 */
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X (regs[5]), /* d5 */
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X (regs[6]), /* d6 */
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X (regs[6]), /* d6 */
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X (regs[7]), /* d7 */
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X (regs[7]), /* d7 */
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X (regs[8]), /* a0 */
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X (regs[8]), /* a0 */
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X (regs[9]), /* a1 */
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X (regs[9]), /* a1 */
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X (regs[10]), /* a2 */
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X (regs[10]), /* a2 */
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X (regs[11]), /* a3 */
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X (regs[11]), /* a3 */
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X (regs[12]), /* a4 */
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X (regs[12]), /* a4 */
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X (regs[13]), /* a5 */
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X (regs[13]), /* a5 */
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X (regs[14]), /* fp */
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X (regs[14]), /* fp */
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0, /* sp */
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0, /* sp */
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X (status), /* ps */
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X (status), /* ps */
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X (pc),
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X (pc),
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X (fregs[0 * 3]), /* fp0 */
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X (fregs[0 * 3]), /* fp0 */
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X (fregs[1 * 3]), /* fp1 */
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X (fregs[1 * 3]), /* fp1 */
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X (fregs[2 * 3]), /* fp2 */
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X (fregs[2 * 3]), /* fp2 */
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X (fregs[3 * 3]), /* fp3 */
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X (fregs[3 * 3]), /* fp3 */
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X (fregs[4 * 3]), /* fp4 */
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X (fregs[4 * 3]), /* fp4 */
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X (fregs[5 * 3]), /* fp5 */
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X (fregs[5 * 3]), /* fp5 */
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X (fregs[6 * 3]), /* fp6 */
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X (fregs[6 * 3]), /* fp6 */
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X (fregs[7 * 3]), /* fp7 */
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X (fregs[7 * 3]), /* fp7 */
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X (fcregs[0]), /* fpcontrol */
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X (fcregs[0]), /* fpcontrol */
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X (fcregs[1]), /* fpstatus */
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X (fcregs[1]), /* fpstatus */
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X (fcregs[2]), /* fpiaddr */
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X (fcregs[2]), /* fpiaddr */
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X (ssw), /* fpcode */
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X (ssw), /* fpcode */
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X (fault), /* fpflags */
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X (fault), /* fpflags */
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};
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};
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#endif
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#endif
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|
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#ifdef SPARC
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#ifdef SPARC
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/* Mappings from tm-sparc.h */
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/* Mappings from tm-sparc.h */
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|
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#define FX(ENTRY)(offsetof(struct fcontext, ENTRY))
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#define FX(ENTRY)(offsetof(struct fcontext, ENTRY))
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static int regmap[] =
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static int regmap[] =
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{
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{
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-1, /* g0 */
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-1, /* g0 */
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X (g1),
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X (g1),
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X (g2),
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X (g2),
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X (g3),
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X (g3),
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X (g4),
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X (g4),
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-1, /* g5->g7 aren't saved by Lynx */
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-1, /* g5->g7 aren't saved by Lynx */
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-1,
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-1,
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-1,
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-1,
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|
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X (o[0]),
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X (o[0]),
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X (o[1]),
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X (o[1]),
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X (o[2]),
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X (o[2]),
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X (o[3]),
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X (o[3]),
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X (o[4]),
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X (o[4]),
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X (o[5]),
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X (o[5]),
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X (o[6]), /* sp */
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X (o[6]), /* sp */
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X (o[7]), /* ra */
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X (o[7]), /* ra */
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|
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-1, -1, -1, -1, -1, -1, -1, -1, /* l0 -> l7 */
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-1, -1, -1, -1, -1, -1, -1, -1, /* l0 -> l7 */
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|
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-1, -1, -1, -1, -1, -1, -1, -1, /* i0 -> i7 */
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-1, -1, -1, -1, -1, -1, -1, -1, /* i0 -> i7 */
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|
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FX (f.fregs[0]), /* f0 */
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FX (f.fregs[0]), /* f0 */
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FX (f.fregs[1]),
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FX (f.fregs[1]),
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FX (f.fregs[2]),
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FX (f.fregs[2]),
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FX (f.fregs[3]),
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FX (f.fregs[3]),
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FX (f.fregs[4]),
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FX (f.fregs[4]),
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FX (f.fregs[5]),
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FX (f.fregs[5]),
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FX (f.fregs[6]),
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FX (f.fregs[6]),
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FX (f.fregs[7]),
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FX (f.fregs[7]),
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FX (f.fregs[8]),
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FX (f.fregs[8]),
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FX (f.fregs[9]),
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FX (f.fregs[9]),
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FX (f.fregs[10]),
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FX (f.fregs[10]),
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FX (f.fregs[11]),
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FX (f.fregs[11]),
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FX (f.fregs[12]),
|
FX (f.fregs[12]),
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FX (f.fregs[13]),
|
FX (f.fregs[13]),
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FX (f.fregs[14]),
|
FX (f.fregs[14]),
|
FX (f.fregs[15]),
|
FX (f.fregs[15]),
|
FX (f.fregs[16]),
|
FX (f.fregs[16]),
|
FX (f.fregs[17]),
|
FX (f.fregs[17]),
|
FX (f.fregs[18]),
|
FX (f.fregs[18]),
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FX (f.fregs[19]),
|
FX (f.fregs[19]),
|
FX (f.fregs[20]),
|
FX (f.fregs[20]),
|
FX (f.fregs[21]),
|
FX (f.fregs[21]),
|
FX (f.fregs[22]),
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FX (f.fregs[22]),
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FX (f.fregs[23]),
|
FX (f.fregs[23]),
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FX (f.fregs[24]),
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FX (f.fregs[24]),
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FX (f.fregs[25]),
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FX (f.fregs[25]),
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FX (f.fregs[26]),
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FX (f.fregs[26]),
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FX (f.fregs[27]),
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FX (f.fregs[27]),
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FX (f.fregs[28]),
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FX (f.fregs[28]),
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FX (f.fregs[29]),
|
FX (f.fregs[29]),
|
FX (f.fregs[30]),
|
FX (f.fregs[30]),
|
FX (f.fregs[31]),
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FX (f.fregs[31]),
|
|
|
X (y),
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X (y),
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X (psr),
|
X (psr),
|
X (wim),
|
X (wim),
|
X (tbr),
|
X (tbr),
|
X (pc),
|
X (pc),
|
X (npc),
|
X (npc),
|
FX (fsr), /* fpsr */
|
FX (fsr), /* fpsr */
|
-1, /* cpsr */
|
-1, /* cpsr */
|
};
|
};
|
#endif
|
#endif
|
|
|
#ifdef SPARC
|
#ifdef SPARC
|
|
|
/* This routine handles some oddball cases for Sparc registers and LynxOS.
|
/* This routine handles some oddball cases for Sparc registers and LynxOS.
|
In partucular, it causes refs to G0, g5->7, and all fp regs to return zero.
|
In partucular, it causes refs to G0, g5->7, and all fp regs to return zero.
|
It also handles knows where to find the I & L regs on the stack. */
|
It also handles knows where to find the I & L regs on the stack. */
|
|
|
void
|
void
|
fetch_inferior_registers (regno)
|
fetch_inferior_registers (regno)
|
int regno;
|
int regno;
|
{
|
{
|
#if 0
|
#if 0
|
int whatregs = 0;
|
int whatregs = 0;
|
|
|
#define WHATREGS_FLOAT 1
|
#define WHATREGS_FLOAT 1
|
#define WHATREGS_GEN 2
|
#define WHATREGS_GEN 2
|
#define WHATREGS_STACK 4
|
#define WHATREGS_STACK 4
|
|
|
if (regno == -1)
|
if (regno == -1)
|
whatregs = WHATREGS_FLOAT | WHATREGS_GEN | WHATREGS_STACK;
|
whatregs = WHATREGS_FLOAT | WHATREGS_GEN | WHATREGS_STACK;
|
else if (regno >= L0_REGNUM && regno <= I7_REGNUM)
|
else if (regno >= L0_REGNUM && regno <= I7_REGNUM)
|
whatregs = WHATREGS_STACK;
|
whatregs = WHATREGS_STACK;
|
else if (regno >= FP0_REGNUM && regno < FP0_REGNUM + 32)
|
else if (regno >= FP0_REGNUM && regno < FP0_REGNUM + 32)
|
whatregs = WHATREGS_FLOAT;
|
whatregs = WHATREGS_FLOAT;
|
else
|
else
|
whatregs = WHATREGS_GEN;
|
whatregs = WHATREGS_GEN;
|
|
|
if (whatregs & WHATREGS_GEN)
|
if (whatregs & WHATREGS_GEN)
|
{
|
{
|
struct econtext ec; /* general regs */
|
struct econtext ec; /* general regs */
|
char buf[MAX_REGISTER_RAW_SIZE];
|
char buf[MAX_REGISTER_RAW_SIZE];
|
int retval;
|
int retval;
|
int i;
|
int i;
|
|
|
errno = 0;
|
errno = 0;
|
retval = ptrace (PTRACE_GETREGS,
|
retval = ptrace (PTRACE_GETREGS,
|
BUILDPID (inferior_pid, general_thread),
|
BUILDPID (inferior_pid, general_thread),
|
(PTRACE_ARG3_TYPE) & ec,
|
(PTRACE_ARG3_TYPE) & ec,
|
0);
|
0);
|
if (errno)
|
if (errno)
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
|
|
memset (buf, 0, REGISTER_RAW_SIZE (G0_REGNUM));
|
memset (buf, 0, REGISTER_RAW_SIZE (G0_REGNUM));
|
supply_register (G0_REGNUM, buf);
|
supply_register (G0_REGNUM, buf);
|
supply_register (TBR_REGNUM, (char *) &ec.tbr);
|
supply_register (TBR_REGNUM, (char *) &ec.tbr);
|
|
|
memcpy (®isters[REGISTER_BYTE (G1_REGNUM)], &ec.g1,
|
memcpy (®isters[REGISTER_BYTE (G1_REGNUM)], &ec.g1,
|
4 * REGISTER_RAW_SIZE (G1_REGNUM));
|
4 * REGISTER_RAW_SIZE (G1_REGNUM));
|
for (i = G1_REGNUM; i <= G1_REGNUM + 3; i++)
|
for (i = G1_REGNUM; i <= G1_REGNUM + 3; i++)
|
register_valid[i] = 1;
|
register_valid[i] = 1;
|
|
|
supply_register (PS_REGNUM, (char *) &ec.psr);
|
supply_register (PS_REGNUM, (char *) &ec.psr);
|
supply_register (Y_REGNUM, (char *) &ec.y);
|
supply_register (Y_REGNUM, (char *) &ec.y);
|
supply_register (PC_REGNUM, (char *) &ec.pc);
|
supply_register (PC_REGNUM, (char *) &ec.pc);
|
supply_register (NPC_REGNUM, (char *) &ec.npc);
|
supply_register (NPC_REGNUM, (char *) &ec.npc);
|
supply_register (WIM_REGNUM, (char *) &ec.wim);
|
supply_register (WIM_REGNUM, (char *) &ec.wim);
|
|
|
memcpy (®isters[REGISTER_BYTE (O0_REGNUM)], ec.o,
|
memcpy (®isters[REGISTER_BYTE (O0_REGNUM)], ec.o,
|
8 * REGISTER_RAW_SIZE (O0_REGNUM));
|
8 * REGISTER_RAW_SIZE (O0_REGNUM));
|
for (i = O0_REGNUM; i <= O0_REGNUM + 7; i++)
|
for (i = O0_REGNUM; i <= O0_REGNUM + 7; i++)
|
register_valid[i] = 1;
|
register_valid[i] = 1;
|
}
|
}
|
|
|
if (whatregs & WHATREGS_STACK)
|
if (whatregs & WHATREGS_STACK)
|
{
|
{
|
CORE_ADDR sp;
|
CORE_ADDR sp;
|
int i;
|
int i;
|
|
|
sp = read_register (SP_REGNUM);
|
sp = read_register (SP_REGNUM);
|
|
|
target_xfer_memory (sp + FRAME_SAVED_I0,
|
target_xfer_memory (sp + FRAME_SAVED_I0,
|
®isters[REGISTER_BYTE (I0_REGNUM)],
|
®isters[REGISTER_BYTE (I0_REGNUM)],
|
8 * REGISTER_RAW_SIZE (I0_REGNUM), 0);
|
8 * REGISTER_RAW_SIZE (I0_REGNUM), 0);
|
for (i = I0_REGNUM; i <= I7_REGNUM; i++)
|
for (i = I0_REGNUM; i <= I7_REGNUM; i++)
|
register_valid[i] = 1;
|
register_valid[i] = 1;
|
|
|
target_xfer_memory (sp + FRAME_SAVED_L0,
|
target_xfer_memory (sp + FRAME_SAVED_L0,
|
®isters[REGISTER_BYTE (L0_REGNUM)],
|
®isters[REGISTER_BYTE (L0_REGNUM)],
|
8 * REGISTER_RAW_SIZE (L0_REGNUM), 0);
|
8 * REGISTER_RAW_SIZE (L0_REGNUM), 0);
|
for (i = L0_REGNUM; i <= L0_REGNUM + 7; i++)
|
for (i = L0_REGNUM; i <= L0_REGNUM + 7; i++)
|
register_valid[i] = 1;
|
register_valid[i] = 1;
|
}
|
}
|
|
|
if (whatregs & WHATREGS_FLOAT)
|
if (whatregs & WHATREGS_FLOAT)
|
{
|
{
|
struct fcontext fc; /* fp regs */
|
struct fcontext fc; /* fp regs */
|
int retval;
|
int retval;
|
int i;
|
int i;
|
|
|
errno = 0;
|
errno = 0;
|
retval = ptrace (PTRACE_GETFPREGS, BUILDPID (inferior_pid, general_thread), (PTRACE_ARG3_TYPE) & fc,
|
retval = ptrace (PTRACE_GETFPREGS, BUILDPID (inferior_pid, general_thread), (PTRACE_ARG3_TYPE) & fc,
|
0);
|
0);
|
if (errno)
|
if (errno)
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
|
|
memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], fc.f.fregs,
|
memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], fc.f.fregs,
|
32 * REGISTER_RAW_SIZE (FP0_REGNUM));
|
32 * REGISTER_RAW_SIZE (FP0_REGNUM));
|
for (i = FP0_REGNUM; i <= FP0_REGNUM + 31; i++)
|
for (i = FP0_REGNUM; i <= FP0_REGNUM + 31; i++)
|
register_valid[i] = 1;
|
register_valid[i] = 1;
|
|
|
supply_register (FPS_REGNUM, (char *) &fc.fsr);
|
supply_register (FPS_REGNUM, (char *) &fc.fsr);
|
}
|
}
|
#endif
|
#endif
|
}
|
}
|
|
|
/* This routine handles storing of the I & L regs for the Sparc. The trick
|
/* This routine handles storing of the I & L regs for the Sparc. The trick
|
here is that they actually live on the stack. The really tricky part is
|
here is that they actually live on the stack. The really tricky part is
|
that when changing the stack pointer, the I & L regs must be written to
|
that when changing the stack pointer, the I & L regs must be written to
|
where the new SP points, otherwise the regs will be incorrect when the
|
where the new SP points, otherwise the regs will be incorrect when the
|
process is started up again. We assume that the I & L regs are valid at
|
process is started up again. We assume that the I & L regs are valid at
|
this point. */
|
this point. */
|
|
|
void
|
void
|
store_inferior_registers (regno)
|
store_inferior_registers (regno)
|
int regno;
|
int regno;
|
{
|
{
|
#if 0
|
#if 0
|
int whatregs = 0;
|
int whatregs = 0;
|
|
|
if (regno == -1)
|
if (regno == -1)
|
whatregs = WHATREGS_FLOAT | WHATREGS_GEN | WHATREGS_STACK;
|
whatregs = WHATREGS_FLOAT | WHATREGS_GEN | WHATREGS_STACK;
|
else if (regno >= L0_REGNUM && regno <= I7_REGNUM)
|
else if (regno >= L0_REGNUM && regno <= I7_REGNUM)
|
whatregs = WHATREGS_STACK;
|
whatregs = WHATREGS_STACK;
|
else if (regno >= FP0_REGNUM && regno < FP0_REGNUM + 32)
|
else if (regno >= FP0_REGNUM && regno < FP0_REGNUM + 32)
|
whatregs = WHATREGS_FLOAT;
|
whatregs = WHATREGS_FLOAT;
|
else if (regno == SP_REGNUM)
|
else if (regno == SP_REGNUM)
|
whatregs = WHATREGS_STACK | WHATREGS_GEN;
|
whatregs = WHATREGS_STACK | WHATREGS_GEN;
|
else
|
else
|
whatregs = WHATREGS_GEN;
|
whatregs = WHATREGS_GEN;
|
|
|
if (whatregs & WHATREGS_GEN)
|
if (whatregs & WHATREGS_GEN)
|
{
|
{
|
struct econtext ec; /* general regs */
|
struct econtext ec; /* general regs */
|
int retval;
|
int retval;
|
|
|
ec.tbr = read_register (TBR_REGNUM);
|
ec.tbr = read_register (TBR_REGNUM);
|
memcpy (&ec.g1, ®isters[REGISTER_BYTE (G1_REGNUM)],
|
memcpy (&ec.g1, ®isters[REGISTER_BYTE (G1_REGNUM)],
|
4 * REGISTER_RAW_SIZE (G1_REGNUM));
|
4 * REGISTER_RAW_SIZE (G1_REGNUM));
|
|
|
ec.psr = read_register (PS_REGNUM);
|
ec.psr = read_register (PS_REGNUM);
|
ec.y = read_register (Y_REGNUM);
|
ec.y = read_register (Y_REGNUM);
|
ec.pc = read_register (PC_REGNUM);
|
ec.pc = read_register (PC_REGNUM);
|
ec.npc = read_register (NPC_REGNUM);
|
ec.npc = read_register (NPC_REGNUM);
|
ec.wim = read_register (WIM_REGNUM);
|
ec.wim = read_register (WIM_REGNUM);
|
|
|
memcpy (ec.o, ®isters[REGISTER_BYTE (O0_REGNUM)],
|
memcpy (ec.o, ®isters[REGISTER_BYTE (O0_REGNUM)],
|
8 * REGISTER_RAW_SIZE (O0_REGNUM));
|
8 * REGISTER_RAW_SIZE (O0_REGNUM));
|
|
|
errno = 0;
|
errno = 0;
|
retval = ptrace (PTRACE_SETREGS, BUILDPID (inferior_pid, general_thread), (PTRACE_ARG3_TYPE) & ec,
|
retval = ptrace (PTRACE_SETREGS, BUILDPID (inferior_pid, general_thread), (PTRACE_ARG3_TYPE) & ec,
|
0);
|
0);
|
if (errno)
|
if (errno)
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
}
|
}
|
|
|
if (whatregs & WHATREGS_STACK)
|
if (whatregs & WHATREGS_STACK)
|
{
|
{
|
int regoffset;
|
int regoffset;
|
CORE_ADDR sp;
|
CORE_ADDR sp;
|
|
|
sp = read_register (SP_REGNUM);
|
sp = read_register (SP_REGNUM);
|
|
|
if (regno == -1 || regno == SP_REGNUM)
|
if (regno == -1 || regno == SP_REGNUM)
|
{
|
{
|
if (!register_valid[L0_REGNUM + 5])
|
if (!register_valid[L0_REGNUM + 5])
|
abort ();
|
abort ();
|
target_xfer_memory (sp + FRAME_SAVED_I0,
|
target_xfer_memory (sp + FRAME_SAVED_I0,
|
®isters[REGISTER_BYTE (I0_REGNUM)],
|
®isters[REGISTER_BYTE (I0_REGNUM)],
|
8 * REGISTER_RAW_SIZE (I0_REGNUM), 1);
|
8 * REGISTER_RAW_SIZE (I0_REGNUM), 1);
|
|
|
target_xfer_memory (sp + FRAME_SAVED_L0,
|
target_xfer_memory (sp + FRAME_SAVED_L0,
|
®isters[REGISTER_BYTE (L0_REGNUM)],
|
®isters[REGISTER_BYTE (L0_REGNUM)],
|
8 * REGISTER_RAW_SIZE (L0_REGNUM), 1);
|
8 * REGISTER_RAW_SIZE (L0_REGNUM), 1);
|
}
|
}
|
else if (regno >= L0_REGNUM && regno <= I7_REGNUM)
|
else if (regno >= L0_REGNUM && regno <= I7_REGNUM)
|
{
|
{
|
if (!register_valid[regno])
|
if (!register_valid[regno])
|
abort ();
|
abort ();
|
if (regno >= L0_REGNUM && regno <= L0_REGNUM + 7)
|
if (regno >= L0_REGNUM && regno <= L0_REGNUM + 7)
|
regoffset = REGISTER_BYTE (regno) - REGISTER_BYTE (L0_REGNUM)
|
regoffset = REGISTER_BYTE (regno) - REGISTER_BYTE (L0_REGNUM)
|
+ FRAME_SAVED_L0;
|
+ FRAME_SAVED_L0;
|
else
|
else
|
regoffset = REGISTER_BYTE (regno) - REGISTER_BYTE (I0_REGNUM)
|
regoffset = REGISTER_BYTE (regno) - REGISTER_BYTE (I0_REGNUM)
|
+ FRAME_SAVED_I0;
|
+ FRAME_SAVED_I0;
|
target_xfer_memory (sp + regoffset, ®isters[REGISTER_BYTE (regno)],
|
target_xfer_memory (sp + regoffset, ®isters[REGISTER_BYTE (regno)],
|
REGISTER_RAW_SIZE (regno), 1);
|
REGISTER_RAW_SIZE (regno), 1);
|
}
|
}
|
}
|
}
|
|
|
if (whatregs & WHATREGS_FLOAT)
|
if (whatregs & WHATREGS_FLOAT)
|
{
|
{
|
struct fcontext fc; /* fp regs */
|
struct fcontext fc; /* fp regs */
|
int retval;
|
int retval;
|
|
|
/* We read fcontext first so that we can get good values for fq_t... */
|
/* We read fcontext first so that we can get good values for fq_t... */
|
errno = 0;
|
errno = 0;
|
retval = ptrace (PTRACE_GETFPREGS, BUILDPID (inferior_pid, general_thread), (PTRACE_ARG3_TYPE) & fc,
|
retval = ptrace (PTRACE_GETFPREGS, BUILDPID (inferior_pid, general_thread), (PTRACE_ARG3_TYPE) & fc,
|
0);
|
0);
|
if (errno)
|
if (errno)
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
|
|
memcpy (fc.f.fregs, ®isters[REGISTER_BYTE (FP0_REGNUM)],
|
memcpy (fc.f.fregs, ®isters[REGISTER_BYTE (FP0_REGNUM)],
|
32 * REGISTER_RAW_SIZE (FP0_REGNUM));
|
32 * REGISTER_RAW_SIZE (FP0_REGNUM));
|
|
|
fc.fsr = read_register (FPS_REGNUM);
|
fc.fsr = read_register (FPS_REGNUM);
|
|
|
errno = 0;
|
errno = 0;
|
retval = ptrace (PTRACE_SETFPREGS, BUILDPID (inferior_pid, general_thread), (PTRACE_ARG3_TYPE) & fc,
|
retval = ptrace (PTRACE_SETFPREGS, BUILDPID (inferior_pid, general_thread), (PTRACE_ARG3_TYPE) & fc,
|
0);
|
0);
|
if (errno)
|
if (errno)
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
perror_with_name ("Sparc fetch_inferior_registers(ptrace)");
|
}
|
}
|
#endif
|
#endif
|
}
|
}
|
#endif /* SPARC */
|
#endif /* SPARC */
|
|
|
#ifndef SPARC
|
#ifndef SPARC
|
|
|
/* Return the offset relative to the start of the per-thread data to the
|
/* Return the offset relative to the start of the per-thread data to the
|
saved context block. */
|
saved context block. */
|
|
|
static unsigned long
|
static unsigned long
|
lynx_registers_addr ()
|
lynx_registers_addr ()
|
{
|
{
|
CORE_ADDR stblock;
|
CORE_ADDR stblock;
|
int ecpoff = offsetof (st_t, ecp);
|
int ecpoff = offsetof (st_t, ecp);
|
CORE_ADDR ecp;
|
CORE_ADDR ecp;
|
|
|
errno = 0;
|
errno = 0;
|
stblock = (CORE_ADDR) ptrace (PTRACE_THREADUSER, BUILDPID (inferior_pid, general_thread),
|
stblock = (CORE_ADDR) ptrace (PTRACE_THREADUSER, BUILDPID (inferior_pid, general_thread),
|
(PTRACE_ARG3_TYPE) 0, 0);
|
(PTRACE_ARG3_TYPE) 0, 0);
|
if (errno)
|
if (errno)
|
perror_with_name ("PTRACE_THREADUSER");
|
perror_with_name ("PTRACE_THREADUSER");
|
|
|
ecp = (CORE_ADDR) ptrace (PTRACE_PEEKTHREAD, BUILDPID (inferior_pid, general_thread),
|
ecp = (CORE_ADDR) ptrace (PTRACE_PEEKTHREAD, BUILDPID (inferior_pid, general_thread),
|
(PTRACE_ARG3_TYPE) ecpoff, 0);
|
(PTRACE_ARG3_TYPE) ecpoff, 0);
|
if (errno)
|
if (errno)
|
perror_with_name ("lynx_registers_addr(PTRACE_PEEKTHREAD)");
|
perror_with_name ("lynx_registers_addr(PTRACE_PEEKTHREAD)");
|
|
|
return ecp - stblock;
|
return ecp - stblock;
|
}
|
}
|
|
|
/* Fetch one or more registers from the inferior. REGNO == -1 to get
|
/* Fetch one or more registers from the inferior. REGNO == -1 to get
|
them all. We actually fetch more than requested, when convenient,
|
them all. We actually fetch more than requested, when convenient,
|
marking them as valid so we won't fetch them again. */
|
marking them as valid so we won't fetch them again. */
|
|
|
void
|
void
|
fetch_inferior_registers (ignored)
|
fetch_inferior_registers (ignored)
|
int ignored;
|
int ignored;
|
{
|
{
|
int regno;
|
int regno;
|
unsigned long reg;
|
unsigned long reg;
|
unsigned long ecp;
|
unsigned long ecp;
|
|
|
ecp = lynx_registers_addr ();
|
ecp = lynx_registers_addr ();
|
|
|
for (regno = 0; regno < NUM_REGS; regno++)
|
for (regno = 0; regno < NUM_REGS; regno++)
|
{
|
{
|
int ptrace_fun = PTRACE_PEEKTHREAD;
|
int ptrace_fun = PTRACE_PEEKTHREAD;
|
|
|
#ifdef PTRACE_PEEKUSP
|
#ifdef PTRACE_PEEKUSP
|
ptrace_fun = regno == SP_REGNUM ? PTRACE_PEEKUSP : PTRACE_PEEKTHREAD;
|
ptrace_fun = regno == SP_REGNUM ? PTRACE_PEEKUSP : PTRACE_PEEKTHREAD;
|
#endif
|
#endif
|
|
|
errno = 0;
|
errno = 0;
|
reg = ptrace (ptrace_fun, BUILDPID (inferior_pid, general_thread),
|
reg = ptrace (ptrace_fun, BUILDPID (inferior_pid, general_thread),
|
(PTRACE_ARG3_TYPE) (ecp + regmap[regno]), 0);
|
(PTRACE_ARG3_TYPE) (ecp + regmap[regno]), 0);
|
if (errno)
|
if (errno)
|
perror_with_name ("fetch_inferior_registers(PTRACE_PEEKTHREAD)");
|
perror_with_name ("fetch_inferior_registers(PTRACE_PEEKTHREAD)");
|
|
|
*(unsigned long *) ®isters[REGISTER_BYTE (regno)] = reg;
|
*(unsigned long *) ®isters[REGISTER_BYTE (regno)] = reg;
|
}
|
}
|
}
|
}
|
|
|
/* Store our register values back into the inferior.
|
/* Store our register values back into the inferior.
|
If REGNO is -1, do this for all registers.
|
If REGNO is -1, do this for all registers.
|
Otherwise, REGNO specifies which register (so we can save time). */
|
Otherwise, REGNO specifies which register (so we can save time). */
|
|
|
void
|
void
|
store_inferior_registers (ignored)
|
store_inferior_registers (ignored)
|
int ignored;
|
int ignored;
|
{
|
{
|
int regno;
|
int regno;
|
unsigned long reg;
|
unsigned long reg;
|
unsigned long ecp;
|
unsigned long ecp;
|
|
|
ecp = lynx_registers_addr ();
|
ecp = lynx_registers_addr ();
|
|
|
for (regno = 0; regno < NUM_REGS; regno++)
|
for (regno = 0; regno < NUM_REGS; regno++)
|
{
|
{
|
int ptrace_fun = PTRACE_POKEUSER;
|
int ptrace_fun = PTRACE_POKEUSER;
|
|
|
#ifdef PTRACE_POKEUSP
|
#ifdef PTRACE_POKEUSP
|
ptrace_fun = regno == SP_REGNUM ? PTRACE_POKEUSP : PTRACE_POKEUSER;
|
ptrace_fun = regno == SP_REGNUM ? PTRACE_POKEUSP : PTRACE_POKEUSER;
|
#endif
|
#endif
|
|
|
reg = *(unsigned long *) ®isters[REGISTER_BYTE (regno)];
|
reg = *(unsigned long *) ®isters[REGISTER_BYTE (regno)];
|
|
|
errno = 0;
|
errno = 0;
|
ptrace (ptrace_fun, BUILDPID (inferior_pid, general_thread),
|
ptrace (ptrace_fun, BUILDPID (inferior_pid, general_thread),
|
(PTRACE_ARG3_TYPE) (ecp + regmap[regno]), reg);
|
(PTRACE_ARG3_TYPE) (ecp + regmap[regno]), reg);
|
if (errno)
|
if (errno)
|
perror_with_name ("PTRACE_POKEUSER");
|
perror_with_name ("PTRACE_POKEUSER");
|
}
|
}
|
}
|
}
|
|
|
#endif /* ! SPARC */
|
#endif /* ! SPARC */
|
|
|
/* NOTE! I tried using PTRACE_READDATA, etc., to read and write memory
|
/* NOTE! I tried using PTRACE_READDATA, etc., to read and write memory
|
in the NEW_SUN_PTRACE case.
|
in the NEW_SUN_PTRACE case.
|
It ought to be straightforward. But it appears that writing did
|
It ought to be straightforward. But it appears that writing did
|
not write the data that I specified. I cannot understand where
|
not write the data that I specified. I cannot understand where
|
it got the data that it actually did write. */
|
it got the data that it actually did write. */
|
|
|
/* Copy LEN bytes from inferior's memory starting at MEMADDR
|
/* Copy LEN bytes from inferior's memory starting at MEMADDR
|
to debugger memory starting at MYADDR. */
|
to debugger memory starting at MYADDR. */
|
|
|
void
|
void
|
read_inferior_memory (memaddr, myaddr, len)
|
read_inferior_memory (memaddr, myaddr, len)
|
CORE_ADDR memaddr;
|
CORE_ADDR memaddr;
|
char *myaddr;
|
char *myaddr;
|
int len;
|
int len;
|
{
|
{
|
register int i;
|
register int i;
|
/* Round starting address down to longword boundary. */
|
/* Round starting address down to longword boundary. */
|
register CORE_ADDR addr = memaddr & -sizeof (int);
|
register CORE_ADDR addr = memaddr & -sizeof (int);
|
/* Round ending address up; get number of longwords that makes. */
|
/* Round ending address up; get number of longwords that makes. */
|
register int count
|
register int count
|
= (((memaddr + len) - addr) + sizeof (int) - 1) / sizeof (int);
|
= (((memaddr + len) - addr) + sizeof (int) - 1) / sizeof (int);
|
/* Allocate buffer of that many longwords. */
|
/* Allocate buffer of that many longwords. */
|
register int *buffer = (int *) alloca (count * sizeof (int));
|
register int *buffer = (int *) alloca (count * sizeof (int));
|
|
|
/* Read all the longwords */
|
/* Read all the longwords */
|
for (i = 0; i < count; i++, addr += sizeof (int))
|
for (i = 0; i < count; i++, addr += sizeof (int))
|
{
|
{
|
buffer[i] = ptrace (PTRACE_PEEKTEXT, BUILDPID (inferior_pid, general_thread), addr, 0);
|
buffer[i] = ptrace (PTRACE_PEEKTEXT, BUILDPID (inferior_pid, general_thread), addr, 0);
|
}
|
}
|
|
|
/* Copy appropriate bytes out of the buffer. */
|
/* Copy appropriate bytes out of the buffer. */
|
memcpy (myaddr, (char *) buffer + (memaddr & (sizeof (int) - 1)), len);
|
memcpy (myaddr, (char *) buffer + (memaddr & (sizeof (int) - 1)), len);
|
}
|
}
|
|
|
/* Copy LEN bytes of data from debugger memory at MYADDR
|
/* Copy LEN bytes of data from debugger memory at MYADDR
|
to inferior's memory at MEMADDR.
|
to inferior's memory at MEMADDR.
|
On failure (cannot write the inferior)
|
On failure (cannot write the inferior)
|
returns the value of errno. */
|
returns the value of errno. */
|
|
|
int
|
int
|
write_inferior_memory (memaddr, myaddr, len)
|
write_inferior_memory (memaddr, myaddr, len)
|
CORE_ADDR memaddr;
|
CORE_ADDR memaddr;
|
char *myaddr;
|
char *myaddr;
|
int len;
|
int len;
|
{
|
{
|
register int i;
|
register int i;
|
/* Round starting address down to longword boundary. */
|
/* Round starting address down to longword boundary. */
|
register CORE_ADDR addr = memaddr & -sizeof (int);
|
register CORE_ADDR addr = memaddr & -sizeof (int);
|
/* Round ending address up; get number of longwords that makes. */
|
/* Round ending address up; get number of longwords that makes. */
|
register int count
|
register int count
|
= (((memaddr + len) - addr) + sizeof (int) - 1) / sizeof (int);
|
= (((memaddr + len) - addr) + sizeof (int) - 1) / sizeof (int);
|
/* Allocate buffer of that many longwords. */
|
/* Allocate buffer of that many longwords. */
|
register int *buffer = (int *) alloca (count * sizeof (int));
|
register int *buffer = (int *) alloca (count * sizeof (int));
|
extern int errno;
|
extern int errno;
|
|
|
/* Fill start and end extra bytes of buffer with existing memory data. */
|
/* Fill start and end extra bytes of buffer with existing memory data. */
|
|
|
buffer[0] = ptrace (PTRACE_PEEKTEXT, BUILDPID (inferior_pid, general_thread), addr, 0);
|
buffer[0] = ptrace (PTRACE_PEEKTEXT, BUILDPID (inferior_pid, general_thread), addr, 0);
|
|
|
if (count > 1)
|
if (count > 1)
|
{
|
{
|
buffer[count - 1]
|
buffer[count - 1]
|
= ptrace (PTRACE_PEEKTEXT, BUILDPID (inferior_pid, general_thread),
|
= ptrace (PTRACE_PEEKTEXT, BUILDPID (inferior_pid, general_thread),
|
addr + (count - 1) * sizeof (int), 0);
|
addr + (count - 1) * sizeof (int), 0);
|
}
|
}
|
|
|
/* Copy data to be written over corresponding part of buffer */
|
/* Copy data to be written over corresponding part of buffer */
|
|
|
memcpy ((char *) buffer + (memaddr & (sizeof (int) - 1)), myaddr, len);
|
memcpy ((char *) buffer + (memaddr & (sizeof (int) - 1)), myaddr, len);
|
|
|
/* Write the entire buffer. */
|
/* Write the entire buffer. */
|
|
|
for (i = 0; i < count; i++, addr += sizeof (int))
|
for (i = 0; i < count; i++, addr += sizeof (int))
|
{
|
{
|
while (1)
|
while (1)
|
{
|
{
|
errno = 0;
|
errno = 0;
|
ptrace (PTRACE_POKETEXT, BUILDPID (inferior_pid, general_thread), addr, buffer[i]);
|
ptrace (PTRACE_POKETEXT, BUILDPID (inferior_pid, general_thread), addr, buffer[i]);
|
if (errno)
|
if (errno)
|
{
|
{
|
fprintf (stderr, "\
|
fprintf (stderr, "\
|
ptrace (PTRACE_POKETEXT): errno=%d, pid=0x%x, addr=0x%x, buffer[i] = 0x%x\n",
|
ptrace (PTRACE_POKETEXT): errno=%d, pid=0x%x, addr=0x%x, buffer[i] = 0x%x\n",
|
errno, BUILDPID (inferior_pid, general_thread),
|
errno, BUILDPID (inferior_pid, general_thread),
|
addr, buffer[i]);
|
addr, buffer[i]);
|
fprintf (stderr, "Sleeping for 1 second\n");
|
fprintf (stderr, "Sleeping for 1 second\n");
|
sleep (1);
|
sleep (1);
|
}
|
}
|
else
|
else
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
return 0;
|
return 0;
|
}
|
}
|
|
|
void
|
void
|
initialize_low ()
|
initialize_low ()
|
{
|
{
|
}
|
}
|
|
|
