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author | Ulrich Drepper <drepper@redhat.com> | 2008-03-05 07:05:13 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2008-03-05 07:05:13 +0000 |
commit | dff375150393cf31c06010153082959438da9886 (patch) | |
tree | 3d641864c9fd83d2a4204a963e9add6f5dcbc499 /debug/vdprintf_chk.c | |
parent | a4bb445a63b483818ed5a7c20d45581d63dad326 (diff) | |
download | glibc-dff375150393cf31c06010153082959438da9886.zip glibc-dff375150393cf31c06010153082959438da9886.tar.gz glibc-dff375150393cf31c06010153082959438da9886.tar.bz2 |
* include/stdio.h (__asprintf_chk, __dprintf_chk,cvs/fedora-glibc-20080305T0857
__obstack_printf_chk): New prototypes.
(__vasprintf_chk, __vdprintf_chk,
__obstack_vprintf_chk): Likewise.
Add libc_hidden_proto.
* libio/obprintf.c
(_IO_obstack_jumps): No longer static, add attribute_hidden.
* libio/bits/stdio-ldbl.h (__asprintf_chk, __dprintf_chk,
__obstack_printf_chk, __vasprintf_chk, __vdprintf_chk,
__obstack_vprintf_chk): Add __LDBL_REDIR_DECL.
* libio/bits/stdio2.h (__asprintf_chk, __dprintf_chk,
__obstack_printf_chk, __vasprintf_chk, __vdprintf_chk,
__obstack_vprintf_chk): New prototypes.
(asprintf, __asprintf, dprintf, obstack_printf, vasprintf, vdprintf,
obstack_vprintf): New inlines.
* debug/dprintf_chk.c: New file.
* debug/vdprintf_chk.c: New file.
* debug/asprintf_chk.c: New file.
* debug/vasprintf_chk.c: New file.
* debug/obprintf_chk.c: New file.
* debug/tst-chk1.c (do_test): Add asprintf and obstack_printf tests.
* debug/Versions (__asprintf_chk, __dprintf_chk, __obstack_printf_chk,
__vasprintf_chk, __vdprintf_chk, __obstack_vprintf_chk): Export
@@GLIBC_2.8.
* debug/Makefile: Build asprintf_chk, vasprintf_chk, dprintf_chk,
vdprintf_chk and obprintf_chk, set CFLAGS for them.
* sysdeps/ieee754/ldbl-opt/nldbl-compat.c (__nldbl___vasprintf_chk,
__nldbl___vdprintf_chk, __nldbl___obstack_vprintf_chk): Add
libc_hidden_proto.
* sysdeps/ieee754/ldbl-opt/nldbl-compat.h (__nldbl___vasprintf_chk,
__nldbl___vdprintf_chk, __nldbl___obstack_vprintf_chk): New prototypes.
* sysdeps/ieee754/ldbl-opt/Versions (__nldbl___asprintf_chk,
__nldbl___vasprintf_chk, __nldbl___dprintf_chk, __nldbl___vdprintf_chk,
__nldbl___obstack_printf_chk, __nldbl___obstack_vprintf_chk): Export
@@GLIBC_2.8.
* sysdeps/ieee754/ldbl-opt/Makefile (libnldbl-calls): Add asprintf_chk,
vasprintf_chk, dprintf_chk, vdprintf_chk, obstack_printf_chk and
obstack_vprintf_chk.
* sysdeps/ieee754/ldbl-opt/nldbl-obstack_vprintf_chk.c: New file.
* sysdeps/ieee754/ldbl-opt/nldbl-dprintf_chk.c: New file.
* sysdeps/ieee754/ldbl-opt/nldbl-obstack_printf_chk.c: New file.
* sysdeps/ieee754/ldbl-opt/nldbl-asprintf_chk.c: New file.
* sysdeps/ieee754/ldbl-opt/nldbl-vdprintf_chk.c: New file.
* sysdeps/ieee754/ldbl-opt/nldbl-vasprintf_chk.c: New file.
Diffstat (limited to 'debug/vdprintf_chk.c')
-rw-r--r-- | debug/vdprintf_chk.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/debug/vdprintf_chk.c b/debug/vdprintf_chk.c new file mode 100644 index 0000000..8f3d332 --- /dev/null +++ b/debug/vdprintf_chk.c @@ -0,0 +1,69 @@ +/* Copyright (C) 1995, 1997-2000, 2001, 2002, 2003, 2006, 2008 + 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. + + As a special exception, if you link the code in this file with + files compiled with a GNU compiler to produce an executable, + that does not cause the resulting executable to be covered by + the GNU Lesser General Public License. This exception does not + however invalidate any other reasons why the executable file + might be covered by the GNU Lesser General Public License. + This exception applies to code released by its copyright holders + in files containing the exception. */ + +#include <libioP.h> +#include <stdio_ext.h> + +int +__vdprintf_chk (int d, int flags, const char *format, va_list arg) +{ + struct _IO_FILE_plus tmpfil; + struct _IO_wide_data wd; + int done; + +#ifdef _IO_MTSAFE_IO + tmpfil.file._lock = NULL; +#endif + _IO_no_init (&tmpfil.file, _IO_USER_LOCK, 0, &wd, &_IO_wfile_jumps); + _IO_JUMPS (&tmpfil) = &_IO_file_jumps; + INTUSE(_IO_file_init) (&tmpfil); +#if !_IO_UNIFIED_JUMPTABLES + tmpfil.vtable = NULL; +#endif + if (INTUSE(_IO_file_attach) (&tmpfil.file, d) == NULL) + { + INTUSE(_IO_un_link) (&tmpfil); + return EOF; + } + tmpfil.file._IO_file_flags = + (_IO_mask_flags (&tmpfil.file, _IO_NO_READS, + _IO_NO_READS+_IO_NO_WRITES+_IO_IS_APPENDING) + | _IO_DELETE_DONT_CLOSE); + + /* For flags > 0 (i.e. __USE_FORTIFY_LEVEL > 1) request that %n + can only come from read-only format strings. */ + if (flags > 0) + tmpfil.file._flags2 |= _IO_FLAGS2_FORTIFY; + + done = INTUSE(_IO_vfprintf) (&tmpfil.file, format, arg); + + _IO_FINISH (&tmpfil.file); + + return done; +} +libc_hidden_def (__vdprintf_chk) |