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authorUlrich Drepper <drepper@redhat.com>2008-03-05 07:05:13 +0000
committerUlrich Drepper <drepper@redhat.com>2008-03-05 07:05:13 +0000
commitdff375150393cf31c06010153082959438da9886 (patch)
tree3d641864c9fd83d2a4204a963e9add6f5dcbc499 /debug/vdprintf_chk.c
parenta4bb445a63b483818ed5a7c20d45581d63dad326 (diff)
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* 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.c69
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)