mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-09 04:21:49 +08:00
197e01b6dc
* arm-tdep.c: * ia64-tdep.c: * i386-tdep.c: * hpread.c: * hppa-tdep.c: * hppa-hpux-tdep.c: * gnu-nat.c: * gdbtypes.c: * gdbarch.h: * gdbarch.c: * eval.c: * dwarf2read.c: * dbxread.c: * copying: * symfile.c: * stabsread.c: * sh64-tdep.c: * sh-tdep.c: * s390-tdep.c: * rs6000-tdep.c: * remote.c: * remote-mips.c: * mips-tdep.c: * mdebugread.c: * linux-nat.c: * infrun.c: * xcoffread.c: * win32-nat.c: * valops.c: * utils.c: * tracepoint.c: * target.c: * symtab.c: * c-exp.y: * ada-valprint.c: * ada-typeprint.c: * ada-lex.l: * ada-lang.h: * ada-lang.c: * ada-exp.y: * alphafbsd-tdep.c: * alphabsd-tdep.h: * alphabsd-tdep.c: * alphabsd-nat.c: * alpha-tdep.h: * alpha-tdep.c: * alpha-osf1-tdep.c: * alpha-nat.c: * alpha-mdebug-tdep.c: * alpha-linux-tdep.c: * alpha-linux-nat.c: * aix-thread.c: * abug-rom.c: * arch-utils.c: * annotate.h: * annotate.c: * amd64obsd-tdep.c: * amd64obsd-nat.c: * amd64nbsd-tdep.c: * amd64nbsd-nat.c: * amd64fbsd-tdep.c: * amd64fbsd-nat.c: * amd64bsd-nat.c: * amd64-tdep.h: * amd64-tdep.c: * amd64-sol2-tdep.c: * amd64-nat.h: * amd64-nat.c: * amd64-linux-tdep.c: * amd64-linux-nat.c: * alphanbsd-tdep.c: * block.h: * block.c: * bfd-target.h: * bfd-target.c: * bcache.h: * bcache.c: * ax.h: * ax-general.c: * ax-gdb.h: * ax-gdb.c: * avr-tdep.c: * auxv.h: * auxv.c: * armnbsd-tdep.c: * armnbsd-nat.c: * arm-tdep.h: * arm-linux-nat.c: * arch-utils.h: * charset.c: * call-cmds.h: * c-valprint.c: * c-typeprint.c: * c-lang.h: * c-lang.c: * buildsym.h: * buildsym.c: * bsd-uthread.h: * bsd-uthread.c: * bsd-kvm.h: * bsd-kvm.c: * breakpoint.h: * core-regset.c: * core-aout.c: * completer.h: * completer.c: * complaints.h: * complaints.c: * command.h: * coffread.c: * coff-solib.h: * coff-solib.c: * coff-pe-read.h: * coff-pe-read.c: * cli-out.h: * cli-out.c: * charset.h: * dink32-rom.c: * dictionary.h: * dictionary.c: * demangle.c: * defs.h: * dcache.h: * dcache.c: * d10v-tdep.c: * cpu32bug-rom.c: * cp-valprint.c: * cp-support.h: * cp-support.c: * cp-namespace.c: * cp-abi.h: * cp-abi.c: * corelow.c: * corefile.c: * environ.c: * elfread.c: * dwarfread.c: * dwarf2loc.c: * dwarf2expr.h: * dwarf2expr.c: * dwarf2-frame.h: * dwarf2-frame.c: * dve3900-rom.c: * dummy-frame.h: * dummy-frame.c: * dsrec.c: * doublest.h: * doublest.c: * disasm.h: * disasm.c: * fork-child.c: * findvar.c: * fbsd-nat.h: * fbsd-nat.c: * f-valprint.c: * f-typeprint.c: * f-lang.h: * f-lang.c: * expression.h: * expprint.c: * exec.h: * exec.c: * exceptions.h: * exceptions.c: * event-top.h: * event-top.c: * event-loop.h: * event-loop.c: * gdb.c: * gdb-stabs.h: * gdb-events.h: * gdb-events.c: * gcore.c: * frv-tdep.h: * frv-tdep.c: * frv-linux-tdep.c: * frame.h: * frame.c: * frame-unwind.h: * frame-unwind.c: * frame-base.h: * frame-base.c: * gdb_vfork.h: * gdb_thread_db.h: * gdb_string.h: * gdb_stat.h: * gdb_regex.h: * gdb_ptrace.h: * gdb_proc_service.h: * gdb_obstack.h: * gdb_locale.h: * gdb_dirent.h: * gdb_curses.h: * gdb_assert.h: * gdbarch.sh: * gdb.h: * hpux-thread.c: * hppabsd-nat.c: * hppa-tdep.h: * hpacc-abi.c: * h8300-tdep.c: * gregset.h: * go32-nat.c: * gnu-v3-abi.c: * gnu-v2-abi.h: * gnu-v2-abi.c: * gnu-nat.h: * glibc-tdep.c: * gdbtypes.h: * gdbcore.h: * gdbcmd.h: * i386nbsd-tdep.c: * i386nbsd-nat.c: * i386gnu-tdep.c: * i386gnu-nat.c: * i386fbsd-tdep.c: * i386fbsd-nat.c: * i386bsd-tdep.c: * i386bsd-nat.h: * i386bsd-nat.c: * i386-tdep.h: * i386-sol2-nat.c: * i386-nto-tdep.c: * i386-nat.c: * i386-linux-tdep.h: * i386-linux-tdep.c: * i386-linux-nat.c: * i386-cygwin-tdep.c: * inf-ttrace.c: * inf-ptrace.h: * inf-ptrace.c: * inf-loop.h: * inf-loop.c: * inf-child.h: * inf-child.c: * ia64-tdep.h: * ia64-linux-nat.c: * i387-tdep.h: * i387-tdep.c: * i386v4-nat.c: * i386v-nat.c: * i386obsd-tdep.c: * i386obsd-nat.c: * kod.c: * jv-valprint.c: * jv-typeprint.c: * jv-lang.h: * jv-lang.c: * irix5-nat.c: * iq2000-tdep.c: * interps.h: * interps.c: * inftarg.c: * inflow.h: * inflow.c: * inferior.h: * infcmd.c: * infcall.h: * infcall.c: * inf-ttrace.h: * m32r-tdep.h: * m32r-tdep.c: * m32r-rom.c: * m32r-linux-tdep.c: * m32r-linux-nat.c: * m2-valprint.c: * m2-typeprint.c: * m2-lang.h: * m2-lang.c: * lynx-nat.c: * linux-thread-db.c: * linux-nat.h: * linespec.c: * libunwind-frame.h: * libunwind-frame.c: * language.h: * language.c: * macroexp.c: * macrocmd.c: * m88kbsd-nat.c: * m88k-tdep.h: * m88k-tdep.c: * m68klinux-tdep.c: * m68klinux-nat.c: * m68kbsd-tdep.c: * m68kbsd-nat.c: * m68k-tdep.h: * m68k-tdep.c: * mips-linux-nat.c: * mips-irix-tdep.c: * minsyms.c: * memattr.h: * memattr.c: * mem-break.c: * mdebugread.h: * main.h: * main.c: * macrotab.h: * macrotab.c: * macroscope.h: * macroscope.c: * macroexp.h: * nbsd-tdep.c: * mt-tdep.c: * monitor.h: * monitor.c: * mn10300-tdep.h: * mn10300-tdep.c: * mn10300-linux-tdep.c: * mipsv4-nat.c: * mipsread.c: * mipsnbsd-tdep.h: * mipsnbsd-tdep.c: * mipsnbsd-nat.c: * mips64obsd-tdep.c: * mips64obsd-nat.c: * mips-tdep.h: * mips-mdebug-tdep.c: * mips-linux-tdep.c: * osabi.h: * osabi.c: * ocd.h: * ocd.c: * observer.c: * objfiles.h: * objfiles.c: * objc-lang.h: * objc-lang.c: * objc-exp.y: * nto-tdep.h: * nto-tdep.c: * nto-procfs.c: * nlmread.c: * nbsd-tdep.h: * ppcobsd-tdep.c: * ppcobsd-nat.c: * ppcnbsd-tdep.h: * ppcnbsd-tdep.c: * ppcnbsd-nat.c: * ppcbug-rom.c: * ppc-tdep.h: * ppc-sysv-tdep.c: * ppc-linux-tdep.c: * ppc-linux-nat.c: * ppc-bdm.c: * parser-defs.h: * parse.c: * p-valprint.c: * p-typeprint.c: * p-lang.h: * p-lang.c: * remote-fileio.h: * remote-fileio.c: * remote-est.c: * remote-e7000.c: * regset.h: * regset.c: * reggroups.h: * reggroups.c: * regcache.h: * regcache.c: * proc-why.c: * proc-service.c: * proc-events.c: * printcmd.c: * ppcobsd-tdep.h: * sentinel-frame.h: * sentinel-frame.c: * scm-valprint.c: * scm-tags.h: * scm-lang.h: * scm-lang.c: * scm-exp.c: * s390-tdep.h: * rom68k-rom.c: * remote.h: * remote-utils.c: * remote-st.c: * remote-sim.c: * remote-sds.c: * remote-rdp.c: * remote-rdi.c: * remote-hms.c: * sim-regno.h: * shnbsd-tdep.h: * shnbsd-tdep.c: * shnbsd-nat.c: * sh-tdep.h: * serial.h: * serial.c: * ser-unix.h: * ser-unix.c: * ser-tcp.c: * ser-pipe.c: * ser-go32.c: * ser-e7kpc.c: * ser-base.h: * ser-base.c: * solib.c: * solib-svr4.h: * solib-svr4.c: * solib-sunos.c: * solib-som.h: * solib-som.c: * solib-pa64.h: * solib-pa64.c: * solib-osf.c: * solib-null.c: * solib-legacy.c: * solib-irix.c: * solib-frv.c: * solib-aix5.c: * sol-thread.c: * sparc64-linux-tdep.c: * sparc64-linux-nat.c: * sparc-tdep.h: * sparc-tdep.c: * sparc-sol2-tdep.c: * sparc-sol2-nat.c: * sparc-nat.h: * sparc-nat.c: * sparc-linux-tdep.c: * sparc-linux-nat.c: * source.h: * source.c: * somread.c: * solist.h: * solib.h: * std-regs.c: * stack.h: * stack.c: * stabsread.h: * sparcobsd-tdep.c: * sparcnbsd-tdep.c: * sparcnbsd-nat.c: * sparc64obsd-tdep.c: * sparc64nbsd-tdep.c: * sparc64nbsd-nat.c: * sparc64fbsd-tdep.c: * sparc64fbsd-nat.c: * sparc64-tdep.h: * sparc64-tdep.c: * sparc64-sol2-tdep.c: * sparc64-nat.c: * ui-file.c: * typeprint.h: * typeprint.c: * tramp-frame.h: * tramp-frame.c: * trad-frame.h: * trad-frame.c: * tracepoint.h: * top.c: * tobs.inc: * thread.c: * terminal.h: * target.h: * symfile.h: * stop-gdb.c: * vaxbsd-nat.c: * vax-tdep.h: * vax-tdep.c: * vax-nat.c: * varobj.h: * varobj.c: * value.h: * value.c: * valprint.h: * valprint.c: * v850-tdep.c: * uw-thread.c: * user-regs.c: * ui-out.h: * ui-out.c: * ui-file.h: * xcoffsolib.h: * xcoffsolib.c: * wrapper.c: * wince.c: * wince-stub.h: * wince-stub.c: * vaxobsd-tdep.c: * vaxnbsd-tdep.c: * gdb_gcore.sh: * copying.c: * configure.ac: * aclocal.m4: * acinclude.m4: * reply_mig_hack.awk: * observer.sh: * gdb_mbuild.sh: * arm-linux-tdep.c: * blockframe.c: * dbug-rom.c: * environ.h: * dwarf2loc.h: * gdb-events.sh: * glibc-tdep.h: * gdb_wait.h: * gdbthread.h: * i386-sol2-tdep.c: * hppabsd-tdep.c: * hppa-linux-nat.c: * hppa-hpux-nat.c: * ia64-linux-tdep.c: * infptrace.c: * linespec.h: * maint.c: * mips-mdebug-tdep.h: * remote-m32r-sdi.c: * s390-nat.c: * rs6000-nat.c: * remote-utils.h: * sh3-rom.c: * sh-linux-tdep.c: * top.h: * symtab.h: * symmisc.c: * symfile-mem.c: * srec.h: * user-regs.h: * version.h: * valarith.c: * xstormy16-tdep.c: * wrapper.h: * Makefile.in: * f-exp.y: * cris-tdep.c: * cp-name-parser.y: * procfs.c: * proc-utils.h: * proc-flags.c: * proc-api.c: * p-exp.y: * m68hc11-tdep.c: * m2-exp.y: * kod.h: * kod-cisco.c: * jv-exp.y: * hppa-linux-tdep.c: Add (c) after Copyright. Update the FSF address.
798 lines
25 KiB
C
798 lines
25 KiB
C
/* Machine independent support for SVR4 /proc (process file system) for GDB.
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Copyright (C) 1999, 2000, 2001, 2003, 2005 Free Software Foundation, Inc.
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Written by Michael Snyder at Cygnus Solutions.
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Based on work by Fred Fish, Stu Grossman, Geoff Noer, and others.
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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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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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(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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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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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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along with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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/*
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* Pretty-print trace of api calls to the /proc api
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* (ioctl or read/write calls).
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*
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*/
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#include "defs.h"
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#include "gdbcmd.h"
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#include "completer.h"
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#if defined (NEW_PROC_API)
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#define _STRUCTURED_PROC 1
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#endif
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/procfs.h>
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#ifdef HAVE_SYS_PROC_H
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#include <sys/proc.h> /* for struct proc */
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#endif
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#ifdef HAVE_SYS_USER_H
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#include <sys/user.h> /* for struct user */
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#endif
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#include <fcntl.h> /* for O_RDWR etc. */
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#include "gdb_wait.h"
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#include "proc-utils.h"
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/* Much of the information used in the /proc interface, particularly for
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printing status information, is kept as tables of structures of the
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following form. These tables can be used to map numeric values to
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their symbolic names and to a string that describes their specific use. */
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struct trans {
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long value; /* The numeric value */
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char *name; /* The equivalent symbolic value */
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char *desc; /* Short description of value */
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};
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static int procfs_trace = 0;
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static FILE *procfs_file = NULL;
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static char *procfs_filename = "procfs_trace";
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static void
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prepare_to_trace (void)
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{
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if (procfs_trace) /* if procfs tracing turned on */
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if (procfs_file == NULL) /* if output file not yet open */
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if (procfs_filename != NULL) /* if output filename known */
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procfs_file = fopen (procfs_filename, "a"); /* open output file */
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}
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static void
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set_procfs_trace_cmd (char *args, int from_tty, struct cmd_list_element *c)
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{
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#if 0 /* not sure what I might actually need to do here, if anything */
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if (procfs_file)
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fflush (procfs_file);
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#endif
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}
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static void
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set_procfs_file_cmd (char *args, int from_tty, struct cmd_list_element *c)
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{
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/* Just changed the filename for procfs tracing.
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If a file was already open, close it. */
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if (procfs_file)
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fclose (procfs_file);
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procfs_file = NULL;
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}
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#ifndef NEW_PROC_API
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static struct trans ioctl_table[] = {
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#ifdef PIOCACINFO /* irix */
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{ PIOCACINFO, "PIOCACINFO", "get process account info" },
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#endif
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{ PIOCACTION, "PIOCACTION", "get signal action structs" },
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#ifdef PIOCARGUMENTS /* osf */
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{ PIOCARGUMENTS, "PIOCARGUMENTS", "command line args" },
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#endif
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#ifdef PIOCAUXV /* solaris aux vectors */
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{ PIOCAUXV, "PIOCAUXV", "get aux vector" },
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{ PIOCNAUXV, "PIOCNAUXV", "get number of aux vector entries" },
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#endif /* AUXV */
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{ PIOCCFAULT, "PIOCCFAULT", "clear current fault" },
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{ PIOCCRED, "PIOCCRED", "get process credentials" },
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#ifdef PIOCENEVCTRS /* irix event counters */
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{ PIOCENEVCTRS, "PIOCENEVCTRS", "acquire and start event counters" },
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{ PIOCGETEVCTRL, "PIOCGETEVCTRL", "get control info of event counters" },
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{ PIOCGETEVCTRS, "PIOCGETEVCTRS", "dump event counters" },
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{ PIOCGETPREVCTRS, "PIOCGETPREVCTRS", "dump event counters & prusage info" },
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{ PIOCRELEVCTRS, "PIOCRELEVCTRS", "release/stop event counters" },
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{ PIOCSETEVCTRL, "PIOCSETEVCTRL", "set control info of event counters" },
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{ PIOCGETPTIMER, "PIOCGETPTIMER", "get process timers" },
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#endif /* irix event counters */
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{ PIOCGENTRY, "PIOCGENTRY", "get traced syscall entry set" },
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#if defined (PIOCGETPR)
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{ PIOCGETPR, "PIOCGETPR", "read struct proc" },
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#endif
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#if defined (PIOCGETU)
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{ PIOCGETU, "PIOCGETU", "read user area" },
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#endif
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#if defined (PIOCGETUTK) && (defined(KERNEL) || defined(SHOW_UTT)) /* osf */
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{ PIOCGETUTK, "PIOCGETUTK", "get the utask struct" },
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#endif
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{ PIOCGEXIT, "PIOCGEXIT", "get traced syscall exit set" },
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{ PIOCGFAULT, "PIOCGFAULT", "get traced fault set" },
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#ifdef PIOCGFPCR /* osf */
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{ PIOCGFPCR, "PIOCGFPCR", "get FP control register" },
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{ PIOCSFPCR, "PIOCSFPCR", "set FP conrtol register" },
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#endif
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{ PIOCGFPREG, "PIOCGFPREG", "get floating point registers" },
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{ PIOCGHOLD, "PIOCGHOLD", "get held signal set" },
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{ PIOCGREG, "PIOCGREG", "get general registers" },
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{ PIOCGROUPS, "PIOCGROUPS", "get supplementary groups" },
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#ifdef PIOCGSPCACT /* osf */
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{ PIOCGSPCACT, "PIOCGSPCACT", "get special action" },
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{ PIOCSSPCACT, "PIOCSSPCACT", "set special action" },
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#endif
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{ PIOCGTRACE, "PIOCGTRACE", "get traced signal set" },
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#ifdef PIOCGWATCH /* irix watchpoints */
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{ PIOCGWATCH, "PIOCGWATCH", "get watchpoint" },
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{ PIOCSWATCH, "PIOCSWATCH", "set watchpoint" },
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{ PIOCNWATCH, "PIOCNWATCH", "get number of watchpoints" },
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#endif /* irix watchpoints */
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#ifdef PIOCGWIN /* solaris sparc */
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{ PIOCGWIN, "PIOCGWIN", "get gwindows_t" },
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#endif
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#ifdef PIOCGXREG /* solaris sparc extra regs */
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{ PIOCGXREGSIZE, "PIOCXREGSIZE", "get extra register state size" },
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{ PIOCGXREG, "PIOCGXREG", "get extra register state" },
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{ PIOCSXREG, "PIOCSXREG", "set extra register state" },
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#endif /* XREG */
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{ PIOCKILL, "PIOCKILL", "send signal" },
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#ifdef PIOCLDT /* solaris i386 */
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{ PIOCLDT, "PIOCLDT", "get LDT" },
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{ PIOCNLDT, "PIOCNLDT", "get number of LDT entries" },
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#endif
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#ifdef PIOCLSTATUS /* solaris and unixware */
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{ PIOCLSTATUS, "PIOCLSTATUS", "get status of all lwps" },
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{ PIOCLUSAGE, "PIOCLUSAGE", "get resource usage of all lwps" },
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{ PIOCOPENLWP, "PIOCOPENLWP", "get lwp file descriptor" },
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{ PIOCLWPIDS, "PIOCLWPIDS", "get lwp identifiers" },
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#endif /* LWP */
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{ PIOCMAP, "PIOCMAP", "get memory map information" },
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{ PIOCMAXSIG, "PIOCMAXSIG", "get max signal number" },
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{ PIOCNICE, "PIOCNICE", "set nice priority" },
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{ PIOCNMAP, "PIOCNMAP", "get number of memory mappings" },
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{ PIOCOPENM, "PIOCOPENM", "open mapped object for reading" },
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#ifdef PIOCOPENMOBS /* osf */
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{ PIOCOPENMOBS, "PIOCOPENMOBS", "open mapped object" },
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#endif
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#ifdef PIOCOPENPD /* solaris */
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{ PIOCOPENPD, "PIOCOPENPD", "get page data file descriptor" },
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#endif
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{ PIOCPSINFO, "PIOCPSINFO", "get ps(1) information" },
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{ PIOCRESET, "PIOCRESET", "reset process flags" },
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{ PIOCRFORK, "PIOCRFORK", "reset inherit-on-fork flag" },
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{ PIOCRRLC, "PIOCRRLC", "reset run-on-last-close flag" },
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{ PIOCRUN, "PIOCRUN", "make process runnable" },
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#ifdef PIOCSAVECCNTRS /* irix */
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{ PIOCSAVECCNTRS, "PIOCSAVECCNTRS", "parent gets child cntrs" },
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#endif
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{ PIOCSENTRY, "PIOCSENTRY", "set traced syscall entry set" },
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{ PIOCSET, "PIOCSET", "set process flags" },
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{ PIOCSEXIT, "PIOCSEXIT", "set traced syscall exit set" },
|
|
{ PIOCSFAULT, "PIOCSFAULT", "set traced fault set" },
|
|
{ PIOCSFORK, "PIOCSFORK", "set inherit-on-fork flag" },
|
|
{ PIOCSFPREG, "PIOCSFPREG", "set floating point registers" },
|
|
{ PIOCSHOLD, "PIOCSHOLD", "set held signal set" },
|
|
{ PIOCSREG, "PIOCSREG", "set general registers" },
|
|
{ PIOCSRLC, "PIOCSRLC", "set run-on-last-close flag" },
|
|
{ PIOCSSIG, "PIOCSSIG", "set current signal" },
|
|
{ PIOCSTATUS, "PIOCSTATUS", "get process status" },
|
|
{ PIOCSTOP, "PIOCSTOP", "post stop request" },
|
|
{ PIOCSTRACE, "PIOCSTRACE", "set traced signal set" },
|
|
{ PIOCUNKILL, "PIOCUNKILL", "delete a signal" },
|
|
#ifdef PIOCUSAGE /* solaris */
|
|
{ PIOCUSAGE, "PIOCUSAGE", "get resource usage" },
|
|
#endif
|
|
{ PIOCWSTOP, "PIOCWSTOP", "wait for process to stop" },
|
|
|
|
#ifdef PIOCNTHR /* osf threads */
|
|
{ PIOCNTHR, "PIOCNTHR", "get thread count" },
|
|
{ PIOCRTINH, "PIOCRTINH", "reset inherit-on-thread-creation" },
|
|
{ PIOCSTINH, "PIOCSTINH", "set inherit-on-thread-creation" },
|
|
{ PIOCTLIST, "PIOCTLIST", "get thread ids" },
|
|
{ PIOCXPTH, "PIOCXPTH", "translate port to thread handle" },
|
|
{ PIOCTRUN, "PIOCTRUN", "make thread runnable" },
|
|
{ PIOCTSTATUS, "PIOCTSTATUS", "get thread status" },
|
|
{ PIOCTSTOP, "PIOCTSTOP", "stop a thread" },
|
|
/* ... TGTRACE TSTRACE TSSIG TKILL TUNKILL TCFAULT TGFAULT TSFAULT
|
|
TGFPREG TSFPREG TGREG TSREG TACTION TTERM TABRUN TGENTRY TSENTRY
|
|
TGEXIT TSEXIT TSHOLD ... thread functions */
|
|
#endif /* osf threads */
|
|
{ -1, NULL, NULL }
|
|
};
|
|
|
|
int
|
|
ioctl_with_trace (int fd, long opcode, void *ptr, char *file, int line)
|
|
{
|
|
int i = 0;
|
|
int ret;
|
|
int arg1;
|
|
|
|
prepare_to_trace ();
|
|
|
|
if (procfs_trace)
|
|
{
|
|
for (i = 0; ioctl_table[i].name != NULL; i++)
|
|
if (ioctl_table[i].value == opcode)
|
|
break;
|
|
|
|
if (info_verbose)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"%s:%d -- ", file, line);
|
|
switch (opcode) {
|
|
case PIOCSET:
|
|
arg1 = ptr ? *(long *) ptr : 0;
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (PIOCSET, %s) %s\n",
|
|
arg1 == PR_FORK ? "PR_FORK" :
|
|
arg1 == PR_RLC ? "PR_RLC" :
|
|
#ifdef PR_ASYNC
|
|
arg1 == PR_ASYNC ? "PR_ASYNC" :
|
|
#endif
|
|
"<unknown flag>",
|
|
info_verbose ? ioctl_table[i].desc : "");
|
|
break;
|
|
case PIOCRESET:
|
|
arg1 = ptr ? *(long *) ptr : 0;
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (PIOCRESET, %s) %s\n",
|
|
arg1 == PR_FORK ? "PR_FORK" :
|
|
arg1 == PR_RLC ? "PR_RLC" :
|
|
#ifdef PR_ASYNC
|
|
arg1 == PR_ASYNC ? "PR_ASYNC" :
|
|
#endif
|
|
"<unknown flag>",
|
|
info_verbose ? ioctl_table[i].desc : "");
|
|
break;
|
|
case PIOCSTRACE:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (PIOCSTRACE) ");
|
|
proc_prettyfprint_signalset (procfs_file ? procfs_file : stdout,
|
|
(sigset_t *) ptr, 0);
|
|
break;
|
|
case PIOCSFAULT:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (%s) ",
|
|
opcode == PIOCSFAULT ? "PIOCSFAULT" : "PIOCGFAULT");
|
|
proc_prettyfprint_faultset (procfs_file ? procfs_file : stdout,
|
|
(fltset_t *) ptr, 0);
|
|
break;
|
|
case PIOCSENTRY:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (%s) ",
|
|
opcode == PIOCSENTRY ? "PIOCSENTRY" : "PIOCGENTRY");
|
|
proc_prettyfprint_syscalls (procfs_file ? procfs_file : stdout,
|
|
(sysset_t *) ptr, 0);
|
|
break;
|
|
case PIOCSEXIT:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (%s) ",
|
|
opcode == PIOCSEXIT ? "PIOCSEXIT" : "PIOCGEXIT");
|
|
proc_prettyfprint_syscalls (procfs_file ? procfs_file : stdout,
|
|
(sysset_t *) ptr, 0);
|
|
break;
|
|
case PIOCSHOLD:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (%s) ",
|
|
opcode == PIOCSHOLD ? "PIOCSHOLD" : "PIOCGHOLD");
|
|
proc_prettyfprint_signalset (procfs_file ? procfs_file : stdout,
|
|
(sigset_t *) ptr, 0);
|
|
break;
|
|
case PIOCSSIG:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (PIOCSSIG) ");
|
|
proc_prettyfprint_signal (procfs_file ? procfs_file : stdout,
|
|
ptr ? ((siginfo_t *) ptr)->si_signo : 0,
|
|
0);
|
|
fprintf (procfs_file ? procfs_file : stdout, "\n");
|
|
break;
|
|
case PIOCRUN:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (PIOCRUN) ");
|
|
|
|
arg1 = ptr ? *(long *) ptr : 0;
|
|
if (arg1 & PRCSIG)
|
|
fprintf (procfs_file ? procfs_file : stdout, "clearSig ");
|
|
if (arg1 & PRCFAULT)
|
|
fprintf (procfs_file ? procfs_file : stdout, "clearFlt ");
|
|
if (arg1 & PRSTRACE)
|
|
fprintf (procfs_file ? procfs_file : stdout, "setTrace ");
|
|
if (arg1 & PRSHOLD)
|
|
fprintf (procfs_file ? procfs_file : stdout, "setHold ");
|
|
if (arg1 & PRSFAULT)
|
|
fprintf (procfs_file ? procfs_file : stdout, "setFlt ");
|
|
if (arg1 & PRSVADDR)
|
|
fprintf (procfs_file ? procfs_file : stdout, "setVaddr ");
|
|
if (arg1 & PRSTEP)
|
|
fprintf (procfs_file ? procfs_file : stdout, "step ");
|
|
if (arg1 & PRSABORT)
|
|
fprintf (procfs_file ? procfs_file : stdout, "syscallAbort ");
|
|
if (arg1 & PRSTOP)
|
|
fprintf (procfs_file ? procfs_file : stdout, "stopReq ");
|
|
|
|
fprintf (procfs_file ? procfs_file : stdout, "\n");
|
|
break;
|
|
case PIOCKILL:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (PIOCKILL) ");
|
|
proc_prettyfprint_signal (procfs_file ? procfs_file : stdout,
|
|
ptr ? *(long *) ptr : 0, 0);
|
|
fprintf (procfs_file ? procfs_file : stdout, "\n");
|
|
break;
|
|
#ifdef PIOCSSPCACT
|
|
case PIOCSSPCACT:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (PIOCSSPCACT) ");
|
|
arg1 = ptr ? *(long *) ptr : 0;
|
|
if (arg1 & PRFS_STOPFORK)
|
|
fprintf (procfs_file ? procfs_file : stdout, "stopFork ");
|
|
if (arg1 & PRFS_STOPEXEC)
|
|
fprintf (procfs_file ? procfs_file : stdout, "stopExec ");
|
|
if (arg1 & PRFS_STOPTERM)
|
|
fprintf (procfs_file ? procfs_file : stdout, "stopTerm ");
|
|
if (arg1 & PRFS_STOPTCR)
|
|
fprintf (procfs_file ? procfs_file : stdout, "stopThreadCreate ");
|
|
if (arg1 & PRFS_STOPTTERM)
|
|
fprintf (procfs_file ? procfs_file : stdout, "stopThreadTerm ");
|
|
if (arg1 & PRFS_KOLC)
|
|
fprintf (procfs_file ? procfs_file : stdout, "killOnLastClose ");
|
|
fprintf (procfs_file ? procfs_file : stdout, "\n");
|
|
break;
|
|
#endif /* PIOCSSPCACT */
|
|
default:
|
|
if (ioctl_table[i].name)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (%s) %s\n",
|
|
ioctl_table[i].name,
|
|
info_verbose ? ioctl_table[i].desc : "");
|
|
else
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"ioctl (<unknown %ld (0x%lx)) \n", opcode, opcode);
|
|
break;
|
|
}
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
errno = 0;
|
|
ret = ioctl (fd, opcode, ptr);
|
|
if (procfs_trace && ret < 0)
|
|
{
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"[ioctl (%s) FAILED! (%s)]\n",
|
|
ioctl_table[i].name != NULL ?
|
|
ioctl_table[i].name : "<unknown>",
|
|
safe_strerror (errno));
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
#else /* NEW_PROC_API */
|
|
|
|
static struct trans rw_table[] = {
|
|
#ifdef PCAGENT /* solaris */
|
|
{ PCAGENT, "PCAGENT", "create agent lwp with regs from argument" },
|
|
#endif
|
|
{ PCCFAULT, "PCCFAULT", "clear current fault" },
|
|
#ifdef PCCSIG /* solaris */
|
|
{ PCCSIG, "PCCSIG", "clear current signal" },
|
|
#endif
|
|
#ifdef PCDSTOP /* solaris */
|
|
{ PCDSTOP, "PCDSTOP", "post stop request" },
|
|
#endif
|
|
{ PCKILL, "PCKILL", "post a signal" },
|
|
#ifdef PCNICE /* solaris */
|
|
{ PCNICE, "PCNICE", "set nice priority" },
|
|
#endif
|
|
#ifdef PCREAD /* solaris */
|
|
{ PCREAD, "PCREAD", "read from the address space" },
|
|
{ PCWRITE, "PCWRITE", "write to the address space" },
|
|
#endif
|
|
#ifdef PCRESET /* unixware */
|
|
{ PCRESET, "PCRESET", "unset modes" },
|
|
#endif
|
|
{ PCRUN, "PCRUN", "make process/lwp runnable" },
|
|
#ifdef PCSASRS /* solaris 2.7 only */
|
|
{ PCSASRS, "PCSASRS", "set ancillary state registers" },
|
|
#endif
|
|
#ifdef PCSCRED /* solaris */
|
|
{ PCSCRED, "PCSCRED", "set process credentials" },
|
|
#endif
|
|
{ PCSENTRY, "PCSENTRY", "set traced syscall entry set" },
|
|
{ PCSET, "PCSET", "set modes" },
|
|
{ PCSEXIT, "PCSEXIT", "set traced syscall exit set" },
|
|
{ PCSFAULT, "PCSFAULT", "set traced fault set" },
|
|
{ PCSFPREG, "PCSFPREG", "set floating point registers" },
|
|
#ifdef PCSHOLD /* solaris */
|
|
{ PCSHOLD, "PCSHOLD", "set signal mask" },
|
|
#endif
|
|
{ PCSREG, "PCSREG", "set general registers" },
|
|
{ PCSSIG, "PCSSIG", "set current signal" },
|
|
{ PCSTOP, "PCSTOP", "post stop request and wait" },
|
|
{ PCSTRACE, "PCSTRACE", "set traced signal set" },
|
|
#ifdef PCSVADDR /* solaris */
|
|
{ PCSVADDR, "PCSVADDR", "set pc virtual address" },
|
|
#endif
|
|
#ifdef PCSXREG /* solaris sparc only */
|
|
{ PCSXREG, "PCSXREG", "set extra registers" },
|
|
#endif
|
|
#ifdef PCTWSTOP /* solaris */
|
|
{ PCTWSTOP, "PCTWSTOP", "wait for stop, with timeout arg" },
|
|
#endif
|
|
#ifdef PCUNKILL /* solaris */
|
|
{ PCUNKILL, "PCUNKILL", "delete a pending signal" },
|
|
#endif
|
|
#ifdef PCUNSET /* solaris */
|
|
{ PCUNSET, "PCUNSET", "unset modes" },
|
|
#endif
|
|
#ifdef PCWATCH /* solaris */
|
|
{ PCWATCH, "PCWATCH", "set/unset watched memory area" },
|
|
#endif
|
|
{ PCWSTOP, "PCWSTOP", "wait for process/lwp to stop, no timeout" },
|
|
{ 0, NULL, NULL }
|
|
};
|
|
|
|
static off_t lseek_offset;
|
|
|
|
int
|
|
write_with_trace (int fd, void *varg, size_t len, char *file, int line)
|
|
{
|
|
int i = ARRAY_SIZE (rw_table) - 1;
|
|
int ret;
|
|
procfs_ctl_t *arg = (procfs_ctl_t *) varg;
|
|
|
|
prepare_to_trace ();
|
|
if (procfs_trace)
|
|
{
|
|
procfs_ctl_t opcode = arg[0];
|
|
for (i = 0; rw_table[i].name != NULL; i++)
|
|
if (rw_table[i].value == opcode)
|
|
break;
|
|
|
|
if (info_verbose)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"%s:%d -- ", file, line);
|
|
switch (opcode) {
|
|
case PCSET:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCSET, %s) %s\n",
|
|
arg[1] == PR_FORK ? "PR_FORK" :
|
|
arg[1] == PR_RLC ? "PR_RLC" :
|
|
#ifdef PR_ASYNC
|
|
arg[1] == PR_ASYNC ? "PR_ASYNC" :
|
|
#endif
|
|
"<unknown flag>",
|
|
info_verbose ? rw_table[i].desc : "");
|
|
break;
|
|
#ifdef PCUNSET
|
|
case PCUNSET:
|
|
#endif
|
|
#ifdef PCRESET
|
|
#if PCRESET != PCUNSET
|
|
case PCRESET:
|
|
#endif
|
|
#endif
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCRESET, %s) %s\n",
|
|
arg[1] == PR_FORK ? "PR_FORK" :
|
|
arg[1] == PR_RLC ? "PR_RLC" :
|
|
#ifdef PR_ASYNC
|
|
arg[1] == PR_ASYNC ? "PR_ASYNC" :
|
|
#endif
|
|
"<unknown flag>",
|
|
info_verbose ? rw_table[i].desc : "");
|
|
break;
|
|
case PCSTRACE:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCSTRACE) ");
|
|
proc_prettyfprint_signalset (procfs_file ? procfs_file : stdout,
|
|
(sigset_t *) &arg[1], 0);
|
|
break;
|
|
case PCSFAULT:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCSFAULT) ");
|
|
proc_prettyfprint_faultset (procfs_file ? procfs_file : stdout,
|
|
(fltset_t *) &arg[1], 0);
|
|
break;
|
|
case PCSENTRY:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCSENTRY) ");
|
|
proc_prettyfprint_syscalls (procfs_file ? procfs_file : stdout,
|
|
(sysset_t *) &arg[1], 0);
|
|
break;
|
|
case PCSEXIT:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCSEXIT) ");
|
|
proc_prettyfprint_syscalls (procfs_file ? procfs_file : stdout,
|
|
(sysset_t *) &arg[1], 0);
|
|
break;
|
|
#ifdef PCSHOLD
|
|
case PCSHOLD:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCSHOLD) ");
|
|
proc_prettyfprint_signalset (procfs_file ? procfs_file : stdout,
|
|
(sigset_t *) &arg[1], 0);
|
|
break;
|
|
#endif
|
|
case PCSSIG:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCSSIG) ");
|
|
proc_prettyfprint_signal (procfs_file ? procfs_file : stdout,
|
|
arg[1] ? ((siginfo_t *) &arg[1])->si_signo
|
|
: 0,
|
|
0);
|
|
fprintf (procfs_file ? procfs_file : stdout, "\n");
|
|
break;
|
|
case PCRUN:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCRUN) ");
|
|
if (arg[1] & PRCSIG)
|
|
fprintf (procfs_file ? procfs_file : stdout, "clearSig ");
|
|
if (arg[1] & PRCFAULT)
|
|
fprintf (procfs_file ? procfs_file : stdout, "clearFlt ");
|
|
if (arg[1] & PRSTEP)
|
|
fprintf (procfs_file ? procfs_file : stdout, "step ");
|
|
#ifdef PRSABORT
|
|
if (arg[1] & PRSABORT)
|
|
fprintf (procfs_file ? procfs_file : stdout, "syscallAbort ");
|
|
#endif
|
|
#ifdef PRSTOP
|
|
if (arg[1] & PRSTOP)
|
|
fprintf (procfs_file ? procfs_file : stdout, "stopReq ");
|
|
#endif
|
|
|
|
fprintf (procfs_file ? procfs_file : stdout, "\n");
|
|
break;
|
|
case PCKILL:
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (PCKILL) ");
|
|
proc_prettyfprint_signal (procfs_file ? procfs_file : stdout,
|
|
arg[1], 0);
|
|
fprintf (procfs_file ? procfs_file : stdout, "\n");
|
|
break;
|
|
default:
|
|
{
|
|
if (rw_table[i].name)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (%s) %s\n",
|
|
rw_table[i].name,
|
|
info_verbose ? rw_table[i].desc : "");
|
|
else
|
|
{
|
|
if (lseek_offset != -1)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (<unknown>, %lud bytes at 0x%08lx) \n",
|
|
(unsigned long) len, (unsigned long) lseek_offset);
|
|
else
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"write (<unknown>, %lud bytes) \n",
|
|
(unsigned long) len);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
errno = 0;
|
|
ret = write (fd, (void *) arg, len);
|
|
if (procfs_trace && ret != len)
|
|
{
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"[write (%s) FAILED! (%s)]\n",
|
|
rw_table[i].name != NULL ?
|
|
rw_table[i].name : "<unknown>",
|
|
safe_strerror (errno));
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
|
|
lseek_offset = -1;
|
|
return ret;
|
|
}
|
|
|
|
off_t
|
|
lseek_with_trace (int fd, off_t offset, int whence, char *file, int line)
|
|
{
|
|
off_t ret;
|
|
|
|
prepare_to_trace ();
|
|
errno = 0;
|
|
ret = lseek (fd, offset, whence);
|
|
lseek_offset = ret;
|
|
if (procfs_trace && (ret == -1 || errno != 0))
|
|
{
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"[lseek (0x%08lx) FAILED! (%s)]\n",
|
|
(unsigned long) offset, safe_strerror (errno));
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
#endif /* NEW_PROC_API */
|
|
|
|
int
|
|
open_with_trace (char *filename, int mode, char *file, int line)
|
|
{
|
|
int ret;
|
|
|
|
prepare_to_trace ();
|
|
errno = 0;
|
|
ret = open (filename, mode);
|
|
if (procfs_trace)
|
|
{
|
|
if (info_verbose)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"%s:%d -- ", file, line);
|
|
|
|
if (errno)
|
|
{
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"[open FAILED! (%s) line %d]\\n",
|
|
safe_strerror (errno), line);
|
|
}
|
|
else
|
|
{
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"%d = open (%s, ", ret, filename);
|
|
if (mode == O_RDONLY)
|
|
fprintf (procfs_file ? procfs_file : stdout, "O_RDONLY) %d\n",
|
|
line);
|
|
else if (mode == O_WRONLY)
|
|
fprintf (procfs_file ? procfs_file : stdout, "O_WRONLY) %d\n",
|
|
line);
|
|
else if (mode == O_RDWR)
|
|
fprintf (procfs_file ? procfs_file : stdout, "O_RDWR) %d\n",
|
|
line);
|
|
}
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
close_with_trace (int fd, char *file, int line)
|
|
{
|
|
int ret;
|
|
|
|
prepare_to_trace ();
|
|
errno = 0;
|
|
ret = close (fd);
|
|
if (procfs_trace)
|
|
{
|
|
if (info_verbose)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"%s:%d -- ", file, line);
|
|
if (errno)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"[close FAILED! (%s)]\n", safe_strerror (errno));
|
|
else
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"%d = close (%d)\n", ret, fd);
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
pid_t
|
|
wait_with_trace (int *wstat, char *file, int line)
|
|
{
|
|
int ret, lstat = 0;
|
|
|
|
prepare_to_trace ();
|
|
if (procfs_trace)
|
|
{
|
|
if (info_verbose)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"%s:%d -- ", file, line);
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"wait (line %d) ", line);
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
errno = 0;
|
|
ret = wait (&lstat);
|
|
if (procfs_trace)
|
|
{
|
|
if (errno)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"[wait FAILED! (%s)]\n", safe_strerror (errno));
|
|
else
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"returned pid %d, status 0x%x\n", ret, lstat);
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
if (wstat)
|
|
*wstat = lstat;
|
|
|
|
return ret;
|
|
}
|
|
|
|
void
|
|
procfs_note (char *msg, char *file, int line)
|
|
{
|
|
prepare_to_trace ();
|
|
if (procfs_trace)
|
|
{
|
|
if (info_verbose)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"%s:%d -- ", file, line);
|
|
fprintf (procfs_file ? procfs_file : stdout, "%s", msg);
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
}
|
|
|
|
void
|
|
proc_prettyfprint_status (long flags, int why, int what, int thread)
|
|
{
|
|
prepare_to_trace ();
|
|
if (procfs_trace)
|
|
{
|
|
if (thread)
|
|
fprintf (procfs_file ? procfs_file : stdout,
|
|
"Thread %d: ", thread);
|
|
|
|
proc_prettyfprint_flags (procfs_file ? procfs_file : stdout,
|
|
flags, 0);
|
|
|
|
if (flags & (PR_STOPPED | PR_ISTOP))
|
|
proc_prettyfprint_why (procfs_file ? procfs_file : stdout,
|
|
why, what, 0);
|
|
if (procfs_file)
|
|
fflush (procfs_file);
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
_initialize_proc_api (void)
|
|
{
|
|
struct cmd_list_element *c;
|
|
|
|
add_setshow_boolean_cmd ("procfs-trace", no_class, &procfs_trace, _("\
|
|
Set tracing for /proc api calls."), _("\
|
|
Show tracing for /proc api calls."), NULL,
|
|
set_procfs_trace_cmd,
|
|
NULL, /* FIXME: i18n: */
|
|
&setlist, &showlist);
|
|
|
|
add_setshow_filename_cmd ("procfs-file", no_class, &procfs_filename, _("\
|
|
Set filename for /proc tracefile."), _("\
|
|
Show filename for /proc tracefile."), NULL,
|
|
set_procfs_file_cmd,
|
|
NULL, /* FIXME: i18n: */
|
|
&setlist, &showlist);
|
|
}
|