Merge gdb and gdbserver implementations for siginfo
Extract the compatible siginfo handling from amd64-linux-nat.c and
gdbserver/linux-x86-low to a new file nat/amd64-linux-siginfo.c.
2016-02-02 Walfred Tedeschi <walfred.tedeschi@intel.com>
gdb/ChangeLog:
* nat/amd64-linux-siginfo.c: New file.
* nat/amd64-linux-siginfo.h: New file.
* Makefile.in (HFILES_NO_SRCDIR): Add nat/amd64-linux-siginfo.h.
(amd64-linux-siginfo.o): New rule.
* config/i386/linux64.mh (NATDEPFILES): Add amd64-linux-siginfo.o.
* amd64-linux-nat.c (nat/amd64-linux-siginfo.h): New include.
(compat_siginfo_from_siginfo, siginfo_from_compat_siginfo)
(compat_x32_siginfo_from_siginfo, siginfo_from_compat_x32_siginfo)
(compat_timeval, compat_sigval, compat_x32_clock, cpt_si_pid)
(cpt_si_uid, cpt_si_timerid, cpt_si_overrun, cpt_si_status)
(cpt_si_utime, cpt_si_stime, cpt_si_ptr, cpt_si_addr, cpt_si_band)
(cpt_si_fd, si_timerid, si_overrun): Move to nat/amd64-linux-siginfo.c.
gdb/gdbserver/ChangeLog:
* configure.srv (x86_64-*-linux*): Add amd64-linux-siginfo.o
to srv_tgtobj.
(i[34567]86-*-linux*): Add amd64-linux-siginfo.o
to srv_tgtobj.
* linux-x86-low.c [__x86_64__]: Include
"nat/amd64-linux-siginfo.h".
(compat_siginfo_from_siginfo, siginfo_from_compat_siginfo)
(compat_x32_siginfo_from_siginfo, siginfo_from_compat_x32_siginfo)
(compat_timeval, compat_sigval, compat_x32_clock, cpt_si_pid)
(cpt_si_uid, cpt_si_timerid, cpt_si_overrun, cpt_si_status)
(cpt_si_utime, cpt_si_stime, cpt_si_ptr, cpt_si_addr, cpt_si_band)
(cpt_si_fd, si_timerid, si_overrun): Move from
nat/amd64-linux-siginfo.c.
* Makefile.in (amd64-linux-siginfo.o:): New rule.
2016-02-02 11:42:56 +01:00
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/* Low-level siginfo manipulation for amd64.
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2018-01-01 05:43:02 +01:00
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Copyright (C) 2016-2018 Free Software Foundation, Inc.
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Merge gdb and gdbserver implementations for siginfo
Extract the compatible siginfo handling from amd64-linux-nat.c and
gdbserver/linux-x86-low to a new file nat/amd64-linux-siginfo.c.
2016-02-02 Walfred Tedeschi <walfred.tedeschi@intel.com>
gdb/ChangeLog:
* nat/amd64-linux-siginfo.c: New file.
* nat/amd64-linux-siginfo.h: New file.
* Makefile.in (HFILES_NO_SRCDIR): Add nat/amd64-linux-siginfo.h.
(amd64-linux-siginfo.o): New rule.
* config/i386/linux64.mh (NATDEPFILES): Add amd64-linux-siginfo.o.
* amd64-linux-nat.c (nat/amd64-linux-siginfo.h): New include.
(compat_siginfo_from_siginfo, siginfo_from_compat_siginfo)
(compat_x32_siginfo_from_siginfo, siginfo_from_compat_x32_siginfo)
(compat_timeval, compat_sigval, compat_x32_clock, cpt_si_pid)
(cpt_si_uid, cpt_si_timerid, cpt_si_overrun, cpt_si_status)
(cpt_si_utime, cpt_si_stime, cpt_si_ptr, cpt_si_addr, cpt_si_band)
(cpt_si_fd, si_timerid, si_overrun): Move to nat/amd64-linux-siginfo.c.
gdb/gdbserver/ChangeLog:
* configure.srv (x86_64-*-linux*): Add amd64-linux-siginfo.o
to srv_tgtobj.
(i[34567]86-*-linux*): Add amd64-linux-siginfo.o
to srv_tgtobj.
* linux-x86-low.c [__x86_64__]: Include
"nat/amd64-linux-siginfo.h".
(compat_siginfo_from_siginfo, siginfo_from_compat_siginfo)
(compat_x32_siginfo_from_siginfo, siginfo_from_compat_x32_siginfo)
(compat_timeval, compat_sigval, compat_x32_clock, cpt_si_pid)
(cpt_si_uid, cpt_si_timerid, cpt_si_overrun, cpt_si_status)
(cpt_si_utime, cpt_si_stime, cpt_si_ptr, cpt_si_addr, cpt_si_band)
(cpt_si_fd, si_timerid, si_overrun): Move from
nat/amd64-linux-siginfo.c.
* Makefile.in (amd64-linux-siginfo.o:): New rule.
2016-02-02 11:42:56 +01:00
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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 3 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, see <http://www.gnu.org/licenses/>. */
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#ifndef AMD64_LINUX_SIGINFO_H
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#define AMD64_LINUX_SIGINFO_H 1
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2017-01-06 15:33:01 +01:00
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#include <signal.h> /* For siginfo_t. */
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Merge gdb and gdbserver implementations for siginfo
Extract the compatible siginfo handling from amd64-linux-nat.c and
gdbserver/linux-x86-low to a new file nat/amd64-linux-siginfo.c.
2016-02-02 Walfred Tedeschi <walfred.tedeschi@intel.com>
gdb/ChangeLog:
* nat/amd64-linux-siginfo.c: New file.
* nat/amd64-linux-siginfo.h: New file.
* Makefile.in (HFILES_NO_SRCDIR): Add nat/amd64-linux-siginfo.h.
(amd64-linux-siginfo.o): New rule.
* config/i386/linux64.mh (NATDEPFILES): Add amd64-linux-siginfo.o.
* amd64-linux-nat.c (nat/amd64-linux-siginfo.h): New include.
(compat_siginfo_from_siginfo, siginfo_from_compat_siginfo)
(compat_x32_siginfo_from_siginfo, siginfo_from_compat_x32_siginfo)
(compat_timeval, compat_sigval, compat_x32_clock, cpt_si_pid)
(cpt_si_uid, cpt_si_timerid, cpt_si_overrun, cpt_si_status)
(cpt_si_utime, cpt_si_stime, cpt_si_ptr, cpt_si_addr, cpt_si_band)
(cpt_si_fd, si_timerid, si_overrun): Move to nat/amd64-linux-siginfo.c.
gdb/gdbserver/ChangeLog:
* configure.srv (x86_64-*-linux*): Add amd64-linux-siginfo.o
to srv_tgtobj.
(i[34567]86-*-linux*): Add amd64-linux-siginfo.o
to srv_tgtobj.
* linux-x86-low.c [__x86_64__]: Include
"nat/amd64-linux-siginfo.h".
(compat_siginfo_from_siginfo, siginfo_from_compat_siginfo)
(compat_x32_siginfo_from_siginfo, siginfo_from_compat_x32_siginfo)
(compat_timeval, compat_sigval, compat_x32_clock, cpt_si_pid)
(cpt_si_uid, cpt_si_timerid, cpt_si_overrun, cpt_si_status)
(cpt_si_utime, cpt_si_stime, cpt_si_ptr, cpt_si_addr, cpt_si_band)
(cpt_si_fd, si_timerid, si_overrun): Move from
nat/amd64-linux-siginfo.c.
* Makefile.in (amd64-linux-siginfo.o:): New rule.
2016-02-02 11:42:56 +01:00
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/* When GDB is built as a 64-bit application on Linux, the
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PTRACE_GETSIGINFO data is always presented in 64-bit layout. Since
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debugging a 32-bit inferior with a 64-bit GDB should look the same
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as debugging it with a 32-bit GDB, we do the 32-bit <-> 64-bit
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2016-02-02 12:02:16 +01:00
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conversion in-place ourselves.
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In other to make this conversion independent of the system where gdb
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is compiled the most complete version of the siginfo, named as native
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siginfo, is used internally as an intermediate step.
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Conversion using nat_siginfo is exemplified below:
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compat_siginfo_from_siginfo or compat_x32_siginfo_from_siginfo
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buffer (from the kernel) -> nat_siginfo -> 32 / X32 siginfo
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siginfo_from_compat_x32_siginfo or siginfo_from_compat_siginfo
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32 / X32 siginfo -> nat_siginfo -> buffer (to the kernel) */
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Merge gdb and gdbserver implementations for siginfo
Extract the compatible siginfo handling from amd64-linux-nat.c and
gdbserver/linux-x86-low to a new file nat/amd64-linux-siginfo.c.
2016-02-02 Walfred Tedeschi <walfred.tedeschi@intel.com>
gdb/ChangeLog:
* nat/amd64-linux-siginfo.c: New file.
* nat/amd64-linux-siginfo.h: New file.
* Makefile.in (HFILES_NO_SRCDIR): Add nat/amd64-linux-siginfo.h.
(amd64-linux-siginfo.o): New rule.
* config/i386/linux64.mh (NATDEPFILES): Add amd64-linux-siginfo.o.
* amd64-linux-nat.c (nat/amd64-linux-siginfo.h): New include.
(compat_siginfo_from_siginfo, siginfo_from_compat_siginfo)
(compat_x32_siginfo_from_siginfo, siginfo_from_compat_x32_siginfo)
(compat_timeval, compat_sigval, compat_x32_clock, cpt_si_pid)
(cpt_si_uid, cpt_si_timerid, cpt_si_overrun, cpt_si_status)
(cpt_si_utime, cpt_si_stime, cpt_si_ptr, cpt_si_addr, cpt_si_band)
(cpt_si_fd, si_timerid, si_overrun): Move to nat/amd64-linux-siginfo.c.
gdb/gdbserver/ChangeLog:
* configure.srv (x86_64-*-linux*): Add amd64-linux-siginfo.o
to srv_tgtobj.
(i[34567]86-*-linux*): Add amd64-linux-siginfo.o
to srv_tgtobj.
* linux-x86-low.c [__x86_64__]: Include
"nat/amd64-linux-siginfo.h".
(compat_siginfo_from_siginfo, siginfo_from_compat_siginfo)
(compat_x32_siginfo_from_siginfo, siginfo_from_compat_x32_siginfo)
(compat_timeval, compat_sigval, compat_x32_clock, cpt_si_pid)
(cpt_si_uid, cpt_si_timerid, cpt_si_overrun, cpt_si_status)
(cpt_si_utime, cpt_si_stime, cpt_si_ptr, cpt_si_addr, cpt_si_band)
(cpt_si_fd, si_timerid, si_overrun): Move from
nat/amd64-linux-siginfo.c.
* Makefile.in (amd64-linux-siginfo.o:): New rule.
2016-02-02 11:42:56 +01:00
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/* Kind of siginfo fixup to be performed. */
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enum amd64_siginfo_fixup_mode
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{
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FIXUP_32 = 1, /* Fixup for 32bit. */
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FIXUP_X32 = 2 /* Fixup for x32. */
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};
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/* Common code for performing the fixup of the siginfo. */
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int amd64_linux_siginfo_fixup_common (siginfo_t *native, gdb_byte *inf,
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int direction,
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enum amd64_siginfo_fixup_mode mode);
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#endif
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