Stefan Fiedler
17 years ago
1 changed files with 130 additions and 0 deletions
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Copied from http://forums.gentoo.org/viewtopic-p-4476881.html |
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================================================================ |
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diff -urN glibc-2.7.orig/sysdeps/i386/i586/memcpy_chk.S |
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libc-2.7/sysdeps/i386/i586/memcpy_chk.S |
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--- glibc-2.7.orig/sysdeps/i386/i586/memcpy_chk.S 1970-01-01 |
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1:00:00.000000000 +0100 |
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+++ glibc-2.7/sysdeps/i386/i586/memcpy_chk.S 2005-05-14 19:52:13.000000000 |
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0200 |
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+/* Checking memcpy for i686. |
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+ Copyright (C) 2004 Free Software Foundation, Inc. |
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+ This file is part of the GNU C Library. |
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+ |
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+ The GNU C Library is free software; you can redistribute it and/or |
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+ modify it under the terms of the GNU Lesser General Public |
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+ License as published by the Free Software Foundation; either |
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+ version 2.1 of the License, or (at your option) any later version. |
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+ |
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+ The GNU C Library 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 GNU |
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+ Lesser General Public License for more details. |
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+ |
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+ You should have received a copy of the GNU Lesser General Public |
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+ License along with the GNU C Library; if not, write to the Free |
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+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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+ 02111-1307 USA. */ |
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+ |
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+#include <sysdep.h> |
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+#include "asm-syntax.h" |
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+ |
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+#ifndef PIC |
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+ /* For libc.so this is defined in memcpy.S. |
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+ For libc.a, this is a separate source to avoid |
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+ memcpy bringing in __chk_fail and all routines |
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+ it calls. */ |
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+ .text |
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+ENTRY (__memcpy_chk) |
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+ movl 12(%esp), %eax |
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+ cmpl %eax, 16(%esp) |
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+ jb __chk_fail |
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+ jmp memcpy |
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+END (__memcpy_chk) |
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+#endif |
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diff -urN glibc-2.7.orig/sysdeps/i386/i586/mempcpy_chk.S |
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libc-2.7/sysdeps/i386/i586/mempcpy_chk.S |
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--- glibc-2.7.orig/sysdeps/i386/i586/mempcpy_chk.S 1970-01-01 |
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1:00:00.000000000 +0100 |
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+++ glibc-2.7/sysdeps/i386/i586/mempcpy_chk.S 2004-10-18 06:17:11.000000000 |
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0200 |
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+/* Checking mempcpy for x86-64. |
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+ Copyright (C) 2004 Free Software Foundation, Inc. |
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+ This file is part of the GNU C Library. |
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+ |
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+ The GNU C Library is free software; you can redistribute it and/or |
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+ modify it under the terms of the GNU Lesser General Public |
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+ License as published by the Free Software Foundation; either |
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+ version 2.1 of the License, or (at your option) any later version. |
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+ |
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+ The GNU C Library 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 GNU |
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+ Lesser General Public License for more details. |
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+ |
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+ You should have received a copy of the GNU Lesser General Public |
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+ License along with the GNU C Library; if not, write to the Free |
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+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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+ 02111-1307 USA. */ |
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+ |
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+#include <sysdep.h> |
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+#include "asm-syntax.h" |
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+ |
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+#ifndef PIC |
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+ /* For libc.so this is defined in mempcpy.S. |
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+ For libc.a, this is a separate source to avoid |
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+ mempcpy bringing in __chk_fail and all routines |
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+ it calls. */ |
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+ .text |
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+ENTRY (__mempcpy_chk) |
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+ movl 12(%esp), %eax |
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+ cmpl %eax, 16(%esp) |
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+ jb __chk_fail |
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+ jmp mempcpy |
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+END (__mempcpy_chk) |
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+#endif |
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diff -urN glibc-2.7.orig/sysdeps/i386/i586/memset_chk.S |
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libc-2.7/sysdeps/i386/i586/memset_chk.S |
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--- glibc-2.7.orig/sysdeps/i386/i586/memset_chk.S 1970-01-01 |
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1:00:00.000000000 +0100 |
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+++ glibc-2.7/sysdeps/i386/i586/memset_chk.S 2005-03-01 01:13:36.000000000 |
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0100 |
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@@ -0,0 +1,35 @@ |
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+/* Checking memset for i686. |
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+ Copyright (C) 2004, 2005 Free Software Foundation, Inc. |
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+ This file is part of the GNU C Library. |
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+ |
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+ The GNU C Library is free software; you can redistribute it and/or |
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+ modify it under the terms of the GNU Lesser General Public |
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+ License as published by the Free Software Foundation; either |
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+ version 2.1 of the License, or (at your option) any later version. |
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+ |
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+ The GNU C Library 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 GNU |
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+ Lesser General Public License for more details. |
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+ |
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+ You should have received a copy of the GNU Lesser General Public |
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+ License along with the GNU C Library; if not, write to the Free |
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+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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+ 02111-1307 USA. */ |
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+ |
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+#include <sysdep.h> |
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+#include "asm-syntax.h" |
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+ |
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+#ifndef PIC |
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+ /* For libc.so this is defined in memset.S. |
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+ For libc.a, this is a separate source to avoid |
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+ memset bringing in __chk_fail and all routines |
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+ it calls. */ |
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+ .text |
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+ENTRY (__memset_chk) |
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+ movl 12(%esp), %eax |
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+ cmpl %eax, 16(%esp) |
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+ jb __chk_fail |
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+ jmp memset |
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+END (__memset_chk) |
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+#endif |
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