mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-21 20:40:05 +00:00
* Makerules (sysd-rules): Define PTW for ptw-* files.
* Versions: Define GLIBC_2.7 for libc. * include/stdio.h: Declare __fortify_fail. * debug/fortify_fail.c: New file. * debug/Makefile (routines): Add fortify_fail. * debug/chk_fail.c: Use __fortify_fail. * debug/stack_chk_fail.c: Likewise. * io/Versions: Export __open_2, __open64_2, __openat_2, and __openat64_2 for GLIBC_2.7. * io/fcntl.h: When compiling with fortification, include bits/fcntl2.h. * io/open.c: Define *_2 variant of function which checks for O_CREAT and fails if necessary. * io/open64.c: Likewise. * io/openat.c: Likewise. * io/openat64.c: Likewise. * sysdeps/unix/sysv/linux/open64.c: Likewise. * sysdeps/unix/sysv/linux/openat.c: Likewise. * sysdeps/unix/sysv/linux/openat64.c: Likewise. * io/bits/fcntl2.h: New file. * include/fcntl.h: Declare __open_2, __open64_2, __openat_2, and __openat64_2. * include/bits/fcntl2.h: New file. * sysdeps/unix/sysv/linux/Makefile [subdir=io] (sysdep_routines): Add open_2. * sysdeps/unix/sysv/linux/open_2.c: New file.
This commit is contained in:
Ulrich Drepper
parent
5a8075b116
commit
ddfd053577
28
ChangeLog
28
ChangeLog
@ -1,3 +1,31 @@
|
||||
2007-05-24 Ulrich Drepper <drepper@redhat.com>
|
||||
|
||||
* Makerules (sysd-rules): Define PTW for ptw-* files.
|
||||
* Versions: Define GLIBC_2.7 for libc.
|
||||
* include/stdio.h: Declare __fortify_fail.
|
||||
* debug/fortify_fail.c: New file.
|
||||
* debug/Makefile (routines): Add fortify_fail.
|
||||
* debug/chk_fail.c: Use __fortify_fail.
|
||||
* debug/stack_chk_fail.c: Likewise.
|
||||
* io/Versions: Export __open_2, __open64_2, __openat_2, and
|
||||
__openat64_2 for GLIBC_2.7.
|
||||
* io/fcntl.h: When compiling with fortification, include bits/fcntl2.h.
|
||||
* io/open.c: Define *_2 variant of function which checks for O_CREAT
|
||||
and fails if necessary.
|
||||
* io/open64.c: Likewise.
|
||||
* io/openat.c: Likewise.
|
||||
* io/openat64.c: Likewise.
|
||||
* sysdeps/unix/sysv/linux/open64.c: Likewise.
|
||||
* sysdeps/unix/sysv/linux/openat.c: Likewise.
|
||||
* sysdeps/unix/sysv/linux/openat64.c: Likewise.
|
||||
* io/bits/fcntl2.h: New file.
|
||||
* include/fcntl.h: Declare __open_2, __open64_2, __openat_2, and
|
||||
__openat64_2.
|
||||
* include/bits/fcntl2.h: New file.
|
||||
* sysdeps/unix/sysv/linux/Makefile [subdir=io] (sysdep_routines):
|
||||
Add open_2.
|
||||
* sysdeps/unix/sysv/linux/open_2.c: New file.
|
||||
|
||||
2007-05-21 Ulrich Drepper <drepper@redhat.com>
|
||||
|
||||
* sysdeps/x86_64/cacheinfo.c (init_cacheinfo): Pass correct value
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
# Copyright (C) 1991-2002,2003,2004,2005,2006 Free Software Foundation, Inc.
|
||||
# Copyright (C) 1991-2006, 2007 Free Software Foundation, Inc.
|
||||
# This file is part of the GNU C Library.
|
||||
|
||||
# The GNU C Library is free software; you can redistribute it and/or
|
||||
@ -240,9 +240,9 @@ $(common-objpfx)sysd-rules: $(common-objpfx)config.make $(..)Makerules \
|
||||
echo "\$$(objpfx)rtld-%$$o: $$dir/%.s \$$(before-compile); \
|
||||
\$$(compile-command.s)"; \
|
||||
echo "\$$(objpfx)ptw-%$$o: $$dir/%.S \$$(before-compile); \
|
||||
\$$(compile-command.S)"; \
|
||||
\$$(compile-command.S) -DPTW"; \
|
||||
echo "\$$(objpfx)ptw-%$$o: $$dir/%.s \$$(before-compile); \
|
||||
\$$(compile-command.s)"; \
|
||||
\$$(compile-command.s) -DPTW"; \
|
||||
echo "\$$(objpfx)m_%$$o: $$dir/s_%.S \$$(before-compile); \
|
||||
\$$(compile-command.S)"; \
|
||||
echo "\$$(objpfx)m_%$$o: $$dir/s_%.s \$$(before-compile); \
|
||||
@ -253,7 +253,7 @@ $(common-objpfx)sysd-rules: $(common-objpfx)config.make $(..)Makerules \
|
||||
echo "\$$(objpfx)rtld-%$$o: $$dir/%.c \$$(before-compile); \
|
||||
\$$(compile-command.c)"; \
|
||||
echo "\$$(objpfx)ptw-%$$o: $$dir/%.c \$$(before-compile); \
|
||||
\$$(compile-command.c)"; \
|
||||
\$$(compile-command.c) -DPTW"; \
|
||||
echo "\$$(objpfx)m_%$$o: $$dir/s_%.c \$$(before-compile); \
|
||||
\$$(compile-command.c)"; \
|
||||
done; \
|
||||
|
||||
@ -23,6 +23,7 @@ libc {
|
||||
GLIBC_2.4
|
||||
GLIBC_2.5
|
||||
GLIBC_2.6
|
||||
GLIBC_2.7
|
||||
%ifdef USE_IN_LIBIO
|
||||
HURD_CTHREADS_0.3
|
||||
%endif
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
# Copyright (C) 1998-2001,2004,2005,2006 Free Software Foundation, Inc.
|
||||
# Copyright (C) 1998-2001,2004,2005,2006,2007 Free Software Foundation, Inc.
|
||||
# This file is part of the GNU C Library.
|
||||
|
||||
# The GNU C Library is free software; you can redistribute it and/or
|
||||
@ -42,7 +42,7 @@ routines = backtrace backtracesyms backtracesymsfd noophooks \
|
||||
gethostname_chk getdomainname_chk wcrtomb_chk mbsnrtowcs_chk \
|
||||
wcsnrtombs_chk mbsrtowcs_chk wcsrtombs_chk mbstowcs_chk \
|
||||
wcstombs_chk \
|
||||
stack_chk_fail \
|
||||
stack_chk_fail fortify_fail \
|
||||
$(static-only-routines)
|
||||
static-only-routines := warning-nop stack_chk_fail_local
|
||||
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 2004, 2005 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 2004, 2005, 2007 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
@ -26,9 +26,6 @@ void
|
||||
__attribute__ ((noreturn))
|
||||
__chk_fail (void)
|
||||
{
|
||||
/* The loop is added only to keep gcc happy. */
|
||||
while (1)
|
||||
__libc_message (2, "*** buffer overflow detected ***: %s terminated\n",
|
||||
__libc_argv[0] ?: "<unknown>");
|
||||
__fortify_fail ("buffer overflow detected");
|
||||
}
|
||||
libc_hidden_def (__chk_fail)
|
||||
|
||||
34
debug/fortify_fail.c
Normal file
34
debug/fortify_fail.c
Normal file
@ -0,0 +1,34 @@
|
||||
/* Copyright (C) 2007 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
|
||||
extern char **__libc_argv attribute_hidden;
|
||||
|
||||
void
|
||||
__attribute__ ((noreturn))
|
||||
__fortify_fail (msg)
|
||||
const char *msg;
|
||||
{
|
||||
/* The loop is added only to keep gcc happy. */
|
||||
while (1)
|
||||
__libc_message (2, "*** %s ***: %s terminated\n",
|
||||
msg, __libc_argv[0] ?: "<unknown>");
|
||||
}
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 2005 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 2005, 2007 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
@ -26,8 +26,5 @@ void
|
||||
__attribute__ ((noreturn))
|
||||
__stack_chk_fail (void)
|
||||
{
|
||||
/* The loop is added only to keep gcc happy. */
|
||||
while (1)
|
||||
__libc_message (1, "*** stack smashing detected ***: %s terminated\n",
|
||||
__libc_argv[0] ?: "<unknown>");
|
||||
__fortify_fail ("stack smashing detected");
|
||||
}
|
||||
|
||||
1
include/bits/fcntl2.h
Normal file
1
include/bits/fcntl2.h
Normal file
@ -0,0 +1 @@
|
||||
#include "../../io/bits/fcntl2.h"
|
||||
@ -24,6 +24,11 @@ extern int __openat64 (int __fd, __const char *__file, int __oflag, ...)
|
||||
__nonnull ((2));
|
||||
libc_hidden_proto (__openat64)
|
||||
|
||||
extern int __open_2 (__const char *__path, int __oflag);
|
||||
extern int __open64_2 (__const char *__path, int __oflag);
|
||||
extern int __openat_2 (int __fd, __const char *__path, int __oflag);
|
||||
extern int __openat64_2 (int __fd, __const char *__path, int __oflag);
|
||||
|
||||
|
||||
/* Helper functions for the various *at functions. For Linux. */
|
||||
extern void __atfct_seterrno (int errval, int fd, const char *buf)
|
||||
|
||||
@ -65,6 +65,7 @@ extern int __gen_tempname (char *__tmpl, int __kind);
|
||||
extern void __libc_fatal (__const char *__message)
|
||||
__attribute__ ((__noreturn__));
|
||||
extern void __libc_message (int do_abort, __const char *__fnt, ...);
|
||||
extern void __fortify_fail (const char *msg) __attribute__ ((noreturn));
|
||||
|
||||
/* Acquire ownership of STREAM. */
|
||||
extern void __flockfile (FILE *__stream);
|
||||
|
||||
@ -116,4 +116,7 @@ libc {
|
||||
GLIBC_2.6 {
|
||||
utimensat; futimens;
|
||||
}
|
||||
GLIBC_2.7 {
|
||||
__open_2; __open64_2; __openat_2; __openat64_2;
|
||||
}
|
||||
}
|
||||
|
||||
155
io/bits/fcntl2.h
Normal file
155
io/bits/fcntl2.h
Normal file
@ -0,0 +1,155 @@
|
||||
/* Checking macros for fcntl functions.
|
||||
Copyright (C) 2007 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#ifndef _FCNTL_H
|
||||
# error "Never include <bits/fcntl2.h> directly; use <fcntl.h> instead."
|
||||
#endif
|
||||
|
||||
/* Check that calls to open and openat with O_CREAT set have an
|
||||
appropriate third/fourth parameter. */
|
||||
#ifndef __USE_FILE_OFFSET64
|
||||
extern int __open_2 (__const char *__path, int __oflag);
|
||||
#else
|
||||
extern int __REDIRECT (__open_2, (__const char *__file, int __oflag),
|
||||
__open64_2) __nonnull ((1));
|
||||
#endif
|
||||
|
||||
#define open(fname, flags, ...) \
|
||||
({ int ___r; \
|
||||
/* If the compiler complains about an invalid type, excess elements, etc \
|
||||
in the initialization this means a paraleter of the wrong type has \
|
||||
been passed to open. */ \
|
||||
int ___arr[] = { __VA_ARGS__ }; \
|
||||
if (__builtin_constant_p (flags) && (flags & O_CREAT) != 0) \
|
||||
{ \
|
||||
/* If the compile complains about the size of this array type the \
|
||||
the mode parameter is missing since O_CREAT has been used. */ \
|
||||
typedef int __open_missing_mode[(flags & O_CREAT) != 0 \
|
||||
? ((long int) sizeof (___arr) \
|
||||
- (long int) sizeof (int)) : 1]; \
|
||||
} \
|
||||
if (sizeof (___arr) == 0) \
|
||||
___r = __open_2 (fname, flags); \
|
||||
else \
|
||||
{ \
|
||||
/* If the compile complains about the size of this array type too \
|
||||
many parameters have been passed to open. */ \
|
||||
typedef int __open_too_many_args[-(sizeof (___arr) > sizeof (int))]; \
|
||||
___r = open (fname, flags, ___arr[0]); \
|
||||
} \
|
||||
___r; \
|
||||
})
|
||||
|
||||
|
||||
#ifdef __USE_LARGEFILE64
|
||||
extern int __open64_2 (__const char *__path, int __oflag);
|
||||
|
||||
# define open64(fname, flags, ...) \
|
||||
({ int ___r; \
|
||||
/* If the compiler complains about an invalid type, excess elements, etc \
|
||||
in the initialization this means a paraleter of the wrong type has \
|
||||
been passed to open64. */ \
|
||||
int ___arr[] = { __VA_ARGS__ }; \
|
||||
if (__builtin_constant_p (flags) && (flags & O_CREAT) != 0) \
|
||||
{ \
|
||||
/* If the compile complains about the size of this array type the \
|
||||
the mode parameter is missing since O_CREAT has been used. */ \
|
||||
typedef int __open_missing_mode[(flags & O_CREAT) != 0 \
|
||||
? ((long int) sizeof (___arr) \
|
||||
- (long int) sizeof (int)) : 1]; \
|
||||
} \
|
||||
if (sizeof (___arr) == 0) \
|
||||
___r = __open64_2 (fname, flags); \
|
||||
else \
|
||||
{ \
|
||||
/* If the compile complains about the size of this array type too \
|
||||
many parameters have been passed to open64. */ \
|
||||
typedef int __open_too_many_args[-(sizeof (___arr) > sizeof (int))]; \
|
||||
___r = open64 (fname, flags, ___arr[0]); \
|
||||
} \
|
||||
___r; \
|
||||
})
|
||||
#endif
|
||||
|
||||
#ifdef __USE_ATFILE
|
||||
# ifndef __USE_FILE_OFFSET64
|
||||
extern int __openat_2 (int __fd, __const char *__path, int __oflag);
|
||||
# else
|
||||
extern int __REDIRECT (__openat_2, (int __fd, __const char *__file,
|
||||
int __oflag), __openat64_2)
|
||||
__nonnull ((1));
|
||||
# endif
|
||||
|
||||
# define openat(fd, fname, flags, ...) \
|
||||
({ int ___r; \
|
||||
/* If the compiler complains about an invalid type, excess elements, etc \
|
||||
in the initialization this means a paraleter of the wrong type has \
|
||||
been passed to openat. */ \
|
||||
int ___arr[] = { __VA_ARGS__ }; \
|
||||
if (__builtin_constant_p (flags) && (flags & O_CREAT) != 0) \
|
||||
{ \
|
||||
/* If the compile complains about the size of this array type the \
|
||||
the mode parameter is missing since O_CREAT has been used. */ \
|
||||
typedef int __open_missing_mode[(flags & O_CREAT) != 0 \
|
||||
? ((long int) sizeof (___arr) \
|
||||
- (long int) sizeof (int)) : 1]; \
|
||||
} \
|
||||
if (sizeof (___arr) == 0) \
|
||||
___r = __openat_2 (fd, fname, flags); \
|
||||
else \
|
||||
{ \
|
||||
/* If the compile complains about the size of this array type too \
|
||||
many parameters have been passed to openat. */ \
|
||||
typedef int __open_too_many_args[-(sizeof (___arr) > sizeof (int))]; \
|
||||
___r = openat (fd, fname, flags, ___arr[0]); \
|
||||
} \
|
||||
___r; \
|
||||
})
|
||||
|
||||
|
||||
# ifdef __USE_LARGEFILE64
|
||||
extern int __openat64_2 (int __fd, __const char *__path, int __oflag);
|
||||
|
||||
# define openat64(fd, fname, flags, ...) \
|
||||
({ int ___r; \
|
||||
/* If the compiler complains about an invalid type, excess elements, etc \
|
||||
in the initialization this means a paraleter of the wrong type has \
|
||||
been passed to openat64. */ \
|
||||
int ___arr[] = { __VA_ARGS__ }; \
|
||||
if (__builtin_constant_p (flags) && (flags & O_CREAT) != 0) \
|
||||
{ \
|
||||
/* If the compile complains about the size of this array type the \
|
||||
the mode parameter is missing since O_CREAT has been used. */ \
|
||||
typedef int __open_missing_mode[(flags & O_CREAT) != 0 \
|
||||
? ((long int) sizeof (___arr) \
|
||||
- (long int) sizeof (int)) : 1]; \
|
||||
} \
|
||||
if (sizeof (___arr) == 0) \
|
||||
___r = __openat64_2 (fd, fname, flags); \
|
||||
else \
|
||||
{ \
|
||||
/* If the compile complains about the size of this array type too \
|
||||
many parameters have been passed to openat. */ \
|
||||
typedef int __open_too_many_args[-(sizeof (___arr) > sizeof (int))]; \
|
||||
___r = openat64 (fd, fname, flags, ___arr[0]); \
|
||||
} \
|
||||
___r; \
|
||||
})
|
||||
# endif
|
||||
#endif
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1991,1992,1994-2001,2003,2004,2005,2006
|
||||
/* Copyright (C) 1991,1992,1994-2001,2003,2004,2005,2006,2007
|
||||
Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
@ -210,6 +210,12 @@ extern int posix_fallocate64 (int __fd, __off64_t __offset, __off64_t __len);
|
||||
# endif
|
||||
#endif
|
||||
|
||||
|
||||
/* Define some macros helping to catch common problems. */
|
||||
#if __USE_FORTIFY_LEVEL > 0 && !defined __cplusplus
|
||||
# include <bits/fcntl2.h>
|
||||
#endif
|
||||
|
||||
__END_DECLS
|
||||
|
||||
#endif /* fcntl.h */
|
||||
|
||||
19
io/open.c
19
io/open.c
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1991, 1995, 1996, 1997, 2002 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1991,1995,1996,1997,2002,2007 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
@ -20,6 +20,9 @@
|
||||
#include <fcntl.h>
|
||||
#include <stdarg.h>
|
||||
#include <stddef.h>
|
||||
#include <stdio.h>
|
||||
|
||||
extern char **__libc_argv attribute_hidden;
|
||||
|
||||
/* Open FILE with access OFLAG. If OFLAG includes O_CREAT,
|
||||
a third argument is the file protection. */
|
||||
@ -51,4 +54,18 @@ libc_hidden_def (__open)
|
||||
stub_warning (open)
|
||||
|
||||
weak_alias (__open, open)
|
||||
|
||||
|
||||
int
|
||||
__open_2 (file, oflag)
|
||||
const char *file;
|
||||
int oflag;
|
||||
{
|
||||
if (oflag & O_CREAT)
|
||||
__fortify_fail ("invalid open call: O_CREAT without mode");
|
||||
|
||||
return __open (file, oflag);
|
||||
}
|
||||
stub_warning (__open_2)
|
||||
|
||||
#include <stub-tag.h>
|
||||
|
||||
20
io/open64.c
20
io/open64.c
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1991, 1995, 1996, 1997, 1999, 2000, 2002
|
||||
/* Copyright (C) 1991, 1995, 1996, 1997, 1999, 2000, 2002, 2007
|
||||
Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
@ -21,7 +21,7 @@
|
||||
#include <fcntl.h>
|
||||
#include <stdarg.h>
|
||||
#include <stddef.h>
|
||||
#include <bp-sym.h>
|
||||
#include <stdio.h>
|
||||
|
||||
/* Open FILE with access OFLAG. If OFLAG includes O_CREAT,
|
||||
a third argument is the file protection. */
|
||||
@ -51,7 +51,21 @@ __libc_open64 (file, oflag)
|
||||
}
|
||||
strong_alias (__libc_open64, __open64)
|
||||
libc_hidden_def (__open64)
|
||||
weak_alias (__libc_open64, BP_SYM (open64))
|
||||
weak_alias (__libc_open64, open64)
|
||||
|
||||
stub_warning (open64)
|
||||
|
||||
|
||||
int
|
||||
__open64_2 (file, oflag)
|
||||
const char *file;
|
||||
int oflag;
|
||||
{
|
||||
if (oflag & O_CREAT)
|
||||
__fortify_fail ("invalid open64 call: O_CREAT without mode");
|
||||
|
||||
return __open64 (file, oflag);
|
||||
}
|
||||
stub_warning (__open64_2)
|
||||
|
||||
#include <stub-tag.h>
|
||||
|
||||
17
io/openat.c
17
io/openat.c
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 2005, 2006 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
@ -20,6 +20,7 @@
|
||||
#include <fcntl.h>
|
||||
#include <stdarg.h>
|
||||
#include <stddef.h>
|
||||
#include <stdio.h>
|
||||
#include <sys/stat.h>
|
||||
|
||||
/* Open FILE with access OFLAG. Interpret relative paths relative to
|
||||
@ -68,4 +69,18 @@ libc_hidden_def (__openat)
|
||||
weak_alias (__openat, openat)
|
||||
stub_warning (openat)
|
||||
|
||||
|
||||
int
|
||||
__openat_2 (fd, file, oflag)
|
||||
int fd;
|
||||
const char *file;
|
||||
int oflag;
|
||||
{
|
||||
if (oflag & O_CREAT)
|
||||
__fortify_fail ("invalid openat call: O_CREAT without mode");
|
||||
|
||||
return __openat (file, oflag);
|
||||
}
|
||||
stub_warning (__openat_2)
|
||||
|
||||
#include <stub-tag.h>
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 2005, 2006 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
@ -20,6 +20,7 @@
|
||||
#include <fcntl.h>
|
||||
#include <stdarg.h>
|
||||
#include <stddef.h>
|
||||
#include <stdio.h>
|
||||
#include <sys/stat.h>
|
||||
|
||||
/* Open FILE with access OFLAG. Interpret relative paths relative to
|
||||
@ -68,4 +69,18 @@ libc_hidden_def (__openat64)
|
||||
weak_alias (__openat64, openat64)
|
||||
stub_warning (openat64)
|
||||
|
||||
|
||||
int
|
||||
__openat64_2 (fd, file, oflag)
|
||||
int fd;
|
||||
const char *file;
|
||||
int oflag;
|
||||
{
|
||||
if (oflag & O_CREAT)
|
||||
__fortify_fail ("invalid openat64 call: O_CREAT without mode");
|
||||
|
||||
return __openat64 (file, oflag);
|
||||
}
|
||||
stub_warning (__openat_2)
|
||||
|
||||
#include <stub-tag.h>
|
||||
|
||||
@ -137,7 +137,7 @@ endif
|
||||
|
||||
ifeq ($(subdir),io)
|
||||
sysdep_routines += xstatconv internal_statvfs internal_statvfs64 \
|
||||
sync_file_range
|
||||
sync_file_range open_2
|
||||
endif
|
||||
|
||||
ifeq ($(subdir),elf)
|
||||
|
||||
@ -1,4 +1,5 @@
|
||||
/* Copyright (C) 1991,1995-1997,1999,2000,2002 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1991,1995-1997,1999,2000,2002,2007
|
||||
Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
@ -19,7 +20,7 @@
|
||||
#include <errno.h>
|
||||
#include <fcntl.h>
|
||||
#include <stdarg.h>
|
||||
#include <bp-sym.h>
|
||||
#include <stdio.h>
|
||||
#include <sysdep-cancel.h>
|
||||
|
||||
/* Open FILE with access OFLAG. If OFLAG includes O_CREAT,
|
||||
@ -48,6 +49,20 @@ __libc_open64 (const char *file, int oflag, ...)
|
||||
|
||||
return result;
|
||||
}
|
||||
weak_alias (__libc_open64, BP_SYM (__open64))
|
||||
libc_hidden_weak (BP_SYM (__open64))
|
||||
weak_alias (__libc_open64, BP_SYM (open64))
|
||||
weak_alias (__libc_open64, __open64)
|
||||
libc_hidden_weak (__open64)
|
||||
weak_alias (__libc_open64, open64)
|
||||
|
||||
|
||||
#ifndef PTW
|
||||
int
|
||||
__open64_2 (file, oflag)
|
||||
const char *file;
|
||||
int oflag;
|
||||
{
|
||||
if (oflag & O_CREAT)
|
||||
__fortify_fail ("invalid open64 call: O_CREAT without mode");
|
||||
|
||||
return __open64 (file, oflag);
|
||||
}
|
||||
#endif
|
||||
|
||||
32
sysdeps/unix/sysv/linux/open_2.c
Normal file
32
sysdeps/unix/sysv/linux/open_2.c
Normal file
@ -0,0 +1,32 @@
|
||||
/* Copyright (C) 2007 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#include <fcntl.h>
|
||||
#include <stdio.h>
|
||||
|
||||
|
||||
int
|
||||
__open_2 (file, oflag)
|
||||
const char *file;
|
||||
int oflag;
|
||||
{
|
||||
if (oflag & O_CREAT)
|
||||
__fortify_fail ("invalid open call: O_CREAT without mode");
|
||||
|
||||
return __open (file, oflag);
|
||||
}
|
||||
@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 2005, 2006 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
@ -30,6 +30,7 @@
|
||||
|
||||
#ifndef OPENAT
|
||||
# define OPENAT openat
|
||||
# define __OPENAT_2 __openat_2
|
||||
|
||||
# ifndef __ASSUME_ATFCTS
|
||||
/* Set errno after a failed call. If BUF is not null,
|
||||
@ -173,3 +174,18 @@ __OPENAT (fd, file, oflag)
|
||||
}
|
||||
libc_hidden_def (__OPENAT)
|
||||
weak_alias (__OPENAT, OPENAT)
|
||||
|
||||
|
||||
int
|
||||
__OPENAT_2 (fd, file, oflag)
|
||||
int fd;
|
||||
const char *file;
|
||||
int oflag;
|
||||
{
|
||||
if (oflag & O_CREAT)
|
||||
#define MSG(s) MSG2 (s)
|
||||
#define MSG2(s) "invalid " #s " call: O_CREAT without mode"
|
||||
__fortify_fail (MSG (OPENAT));
|
||||
|
||||
return __OPENAT (fd, file, oflag);
|
||||
}
|
||||
|
||||
@ -1,4 +1,5 @@
|
||||
#define OPENAT openat64
|
||||
#define __OPENAT_2 __openat64_2
|
||||
#define MORE_OFLAGS O_LARGEFILE
|
||||
|
||||
#include "openat.c"
|
||||
|
||||
Loading…
Reference in New Issue
Block a user