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authorJakub Jelinek <jakub@redhat.com>2007-09-18 19:57:24 +0000
committerJakub Jelinek <jakub@redhat.com>2007-09-18 19:57:24 +0000
commit7913ba4d91b848ec4e5698c59d43198a3ef9215d (patch)
treeafc73f6e0376ae6d07526c5efa9e941641ce1f6d /debug
parentcedf9b89dd3b436ff7fad4c75d3f288ee4cd4ecd (diff)
Updated to fedora-glibc-20070918T1931cvs/fedora-glibc-2_6_90-14
Diffstat (limited to 'debug')
-rw-r--r--debug/Makefile28
-rw-r--r--debug/Versions6
-rw-r--r--debug/fortify_fail.c1
-rw-r--r--debug/fread_chk.c56
-rw-r--r--debug/fread_u_chk.c54
-rw-r--r--debug/tst-chk1.c113
-rw-r--r--debug/tst-chk4.cc1
-rw-r--r--debug/tst-chk5.cc2
-rw-r--r--debug/tst-chk6.cc2
-rw-r--r--debug/tst-lfschk4.cc2
-rw-r--r--debug/tst-lfschk5.cc2
-rw-r--r--debug/tst-lfschk6.cc2
12 files changed, 251 insertions, 18 deletions
diff --git a/debug/Makefile b/debug/Makefile
index c6cc588b90..a2c28f9737 100644
--- a/debug/Makefile
+++ b/debug/Makefile
@@ -32,7 +32,7 @@ routines = backtrace backtracesyms backtracesymsfd noophooks \
gets_chk chk_fail readonly-area fgets_chk fgets_u_chk \
read_chk pread_chk pread64_chk recv_chk recvfrom_chk \
readlink_chk readlinkat_chk getwd_chk getcwd_chk \
- realpath_chk ptsname_r_chk \
+ realpath_chk ptsname_r_chk fread_chk fread_u_chk \
wctomb_chk wcscpy_chk wmemcpy_chk wmemmove_chk wmempcpy_chk \
wcpcpy_chk wcsncpy_chk wcscat_chk wcsncat_chk wmemset_chk \
wcpncpy_chk \
@@ -58,6 +58,8 @@ CFLAGS-vfprintf_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-gets_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-fgets_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-fgets_u_chk.c = -D_IO_MTSAFE_IO $(exceptions)
+CFLAGS-fread_chk.c = -D_IO_MTSAFE_IO $(exceptions)
+CFLAGS-fread_u_chk.c = -D_IO_MTSAFE_IO $(exceptions)
CFLAGS-swprintf_chk.c = -D_IO_MTSAFE_IO
CFLAGS-vswprintf_chk.c = -D_IO_MTSAFE_IO
CFLAGS-wprintf_chk.c = -D_IO_MTSAFE_IO $(exceptions)
@@ -77,15 +79,37 @@ CFLAGS-recvfrom_chk.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-tst-chk1.c = -Wno-format
CFLAGS-tst-chk2.c = -Wno-format
CFLAGS-tst-chk3.c = -Wno-format
+CFLAGS-tst-chk4.cc = -Wno-format
+CFLAGS-tst-chk5.cc = -Wno-format
+CFLAGS-tst-chk6.cc = -Wno-format
+CFLAGS-tst-lfschk1.c = -Wno-format
+CFLAGS-tst-lfschk2.c = -Wno-format
+CFLAGS-tst-lfschk3.c = -Wno-format
+CFLAGS-tst-lfschk4.cc = -Wno-format
+CFLAGS-tst-lfschk5.cc = -Wno-format
+CFLAGS-tst-lfschk6.cc = -Wno-format
tst-chk1-ENV = LOCPATH=$(common-objpfx)localedata
tst-chk2-ENV = LOCPATH=$(common-objpfx)localedata
tst-chk3-ENV = LOCPATH=$(common-objpfx)localedata
+tst-chk4-ENV = LOCPATH=$(common-objpfx)localedata
+tst-chk5-ENV = LOCPATH=$(common-objpfx)localedata
+tst-chk6-ENV = LOCPATH=$(common-objpfx)localedata
tst-lfschk1-ENV = LOCPATH=$(common-objpfx)localedata
tst-lfschk2-ENV = LOCPATH=$(common-objpfx)localedata
tst-lfschk3-ENV = LOCPATH=$(common-objpfx)localedata
+tst-lfschk4-ENV = LOCPATH=$(common-objpfx)localedata
+tst-lfschk5-ENV = LOCPATH=$(common-objpfx)localedata
+tst-lfschk6-ENV = LOCPATH=$(common-objpfx)localedata
+LDFLAGS-tst-chk4 = -lstdc++
+LDFLAGS-tst-chk5 = -lstdc++
+LDFLAGS-tst-chk6 = -lstdc++
+LDFLAGS-tst-lfschk4 = -lstdc++
+LDFLAGS-tst-lfschk5 = -lstdc++
+LDFLAGS-tst-lfschk6 = -lstdc++
tests = backtrace-tst tst-chk1 tst-chk2 tst-chk3 \
- tst-lfschk1 tst-lfschk2 tst-lfschk3 test-strcpy_chk test-stpcpy_chk
+ tst-lfschk1 tst-lfschk2 tst-lfschk3 test-strcpy_chk test-stpcpy_chk \
+ tst-chk4 tst-chk5 tst-chk6 tst-lfschk4 tst-lfschk5 tst-lfschk6
extra-libs = libSegFault libpcprofile
extra-libs-others = $(extra-libs)
diff --git a/debug/Versions b/debug/Versions
index 5c87af27c1..e467cc0602 100644
--- a/debug/Versions
+++ b/debug/Versions
@@ -39,4 +39,10 @@ libc {
GLIBC_2.5 {
__readlinkat_chk;
}
+ GLIBC_2.7 {
+ __fread_chk; __fread_unlocked_chk;
+ }
+ GLIBC_PRIVATE {
+ __fortify_fail;
+ }
}
diff --git a/debug/fortify_fail.c b/debug/fortify_fail.c
index 66494a678f..3b5821e934 100644
--- a/debug/fortify_fail.c
+++ b/debug/fortify_fail.c
@@ -32,3 +32,4 @@ __fortify_fail (msg)
__libc_message (2, "*** %s ***: %s terminated\n",
msg, __libc_argv[0] ?: "<unknown>");
}
+libc_hidden_def (__fortify_fail)
diff --git a/debug/fread_chk.c b/debug/fread_chk.c
new file mode 100644
index 0000000000..2dbe05e155
--- /dev/null
+++ b/debug/fread_chk.c
@@ -0,0 +1,56 @@
+/* Copyright (C) 1993, 1995, 1997, 1998, 1999, 2002, 2003, 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.
+
+ 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.h>
+
+size_t
+__fread_chk (void *__restrict ptr, size_t ptrlen,
+ size_t size, size_t n, FILE *__restrict stream)
+{
+ size_t bytes_requested = size * n;
+ if (__builtin_expect ((n | size)
+ >= (((size_t) 1) << (8 * sizeof (size_t) / 2)), 0))
+ {
+ if (size != 0 && bytes_requested / size != n)
+ __chk_fail ();
+ }
+
+ if (__builtin_expect (bytes_requested > ptrlen, 0))
+ __chk_fail ();
+
+ CHECK_FILE (stream, 0);
+ if (bytes_requested == 0)
+ return 0;
+
+ size_t bytes_read;
+ _IO_acquire_lock (stream);
+ bytes_read = INTUSE(_IO_sgetn) (stream, (char *) ptr, bytes_requested);
+ _IO_release_lock (stream);
+ return bytes_requested == bytes_read ? n : bytes_read / size;
+}
diff --git a/debug/fread_u_chk.c b/debug/fread_u_chk.c
new file mode 100644
index 0000000000..72a007e08b
--- /dev/null
+++ b/debug/fread_u_chk.c
@@ -0,0 +1,54 @@
+/* Copyright (C) 1993, 1995, 1997, 1998, 1999, 2002, 2003, 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.
+
+ 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.h>
+
+size_t
+__fread_unlocked_chk (void *__restrict ptr, size_t ptrlen,
+ size_t size, size_t n, FILE *__restrict stream)
+{
+ size_t bytes_requested = size * n;
+ if (__builtin_expect ((n | size)
+ >= (((size_t) 1) << (8 * sizeof (size_t) / 2)), 0))
+ {
+ if (size != 0 && bytes_requested / size != n)
+ __chk_fail ();
+ }
+
+ if (__builtin_expect (bytes_requested > ptrlen, 0))
+ __chk_fail ();
+
+ CHECK_FILE (stream, 0);
+ if (bytes_requested == 0)
+ return 0;
+
+ size_t bytes_read
+ = INTUSE(_IO_sgetn) (stream, (char *) ptr, bytes_requested);
+ return bytes_requested == bytes_read ? n : bytes_read / size;
+}
diff --git a/debug/tst-chk1.c b/debug/tst-chk1.c
index c450744af5..881f2b5899 100644
--- a/debug/tst-chk1.c
+++ b/debug/tst-chk1.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
@@ -52,7 +52,7 @@ do_prepare (void)
}
const char *strs = "abcdefgh\nABCDEFGHI\nabcdefghij\nABCDEFGHIJ";
- if (write (temp_fd, strs, strlen (strs)) != strlen (strs))
+ if ((size_t) write (temp_fd, strs, strlen (strs)) != strlen (strs))
{
puts ("could not write test strings into file");
unlink (temp_filename);
@@ -105,7 +105,7 @@ int num2 = 987654;
chk_fail_ok = 0; \
FAIL (); \
}
-#if __USE_FORTIFY_LEVEL >= 2
+#if __USE_FORTIFY_LEVEL >= 2 && (!defined __cplusplus || defined __va_arg_pack)
#define CHK_FAIL2_START CHK_FAIL_START
#define CHK_FAIL2_END CHK_FAIL_END
#else
@@ -145,6 +145,12 @@ do_test (void)
#endif
);
+#if defined __USE_FORTIFY_LEVEL && !defined __extern_always_inline
+ printf ("Test skipped");
+ if (l0 == 0)
+ return 0;
+#endif
+
/* These ops can be done without runtime checking of object size. */
memcpy (buf, "abcdefghij", 10);
memmove (buf + 1, buf, 9);
@@ -283,7 +289,7 @@ do_test (void)
CHK_FAIL_END
CHK_FAIL_START
- p = mempcpy (buf + 6, "abcde", l0 + 5);
+ p = (char *) mempcpy (buf + 6, "abcde", l0 + 5);
CHK_FAIL_END
CHK_FAIL_START
@@ -306,6 +312,7 @@ do_test (void)
stpncpy (buf + 6, "cd", l0 + 5);
CHK_FAIL_END
+# if !defined __cplusplus || defined __va_arg_pack
CHK_FAIL_START
sprintf (buf + 8, "%d", num1);
CHK_FAIL_END
@@ -313,6 +320,7 @@ do_test (void)
CHK_FAIL_START
snprintf (buf + 8, l0 + 3, "%d", num2);
CHK_FAIL_END
+# endif
memcpy (buf, str1 + 2, l0 + 9);
CHK_FAIL_START
@@ -333,18 +341,18 @@ do_test (void)
CHK_FAIL_END
CHK_FAIL_START
- p = mempcpy (a.buf1 + 6, "abcde", l0 + 5);
+ p = (char *) mempcpy (a.buf1 + 6, "abcde", l0 + 5);
CHK_FAIL_END
CHK_FAIL_START
memset (a.buf1 + 9, 'j', l0 + 2);
CHK_FAIL_END
-#if __USE_FORTIFY_LEVEL >= 2 && __GNUC_PREREQ (4, 0)
-# define O 0
-#else
-# define O 1
-#endif
+# if __USE_FORTIFY_LEVEL >= 2 && __GNUC_PREREQ (4, 0)
+# define O 0
+# else
+# define O 1
+# endif
CHK_FAIL_START
strcpy (a.buf1 + (O + 4), str1 + 5);
@@ -358,6 +366,7 @@ do_test (void)
strncpy (a.buf1 + (O + 6), "X", l0 + 4);
CHK_FAIL_END
+# if !defined __cplusplus || defined __va_arg_pack
CHK_FAIL_START
sprintf (a.buf1 + (O + 7), "%d", num1);
CHK_FAIL_END
@@ -365,6 +374,7 @@ do_test (void)
CHK_FAIL_START
snprintf (a.buf1 + (O + 7), l0 + 3, "%d", num2);
CHK_FAIL_END
+# endif
memcpy (a.buf1, str1 + (3 - O), l0 + 8 + O);
CHK_FAIL_START
@@ -749,6 +759,75 @@ do_test (void)
CHK_FAIL_END
#endif
+ rewind (stdin);
+
+ if (fread (buf, 1, sizeof (buf), stdin) != sizeof (buf)
+ || memcmp (buf, "abcdefgh\nA", 10))
+ FAIL ();
+ if (fread (buf, sizeof (buf), 1, stdin) != 1
+ || memcmp (buf, "BCDEFGHI\na", 10))
+ FAIL ();
+
+ rewind (stdin);
+
+ if (fread (buf, l0 + 1, sizeof (buf), stdin) != sizeof (buf)
+ || memcmp (buf, "abcdefgh\nA", 10))
+ FAIL ();
+ if (fread (buf, sizeof (buf), l0 + 1, stdin) != 1
+ || memcmp (buf, "BCDEFGHI\na", 10))
+ FAIL ();
+
+#if __USE_FORTIFY_LEVEL >= 1
+ CHK_FAIL_START
+ if (fread (buf, 1, sizeof (buf) + 1, stdin) != sizeof (buf) + 1)
+ FAIL ();
+ CHK_FAIL_END
+
+ CHK_FAIL_START
+ if (fread (buf, sizeof (buf) + 1, l0 + 1, stdin) != 1)
+ FAIL ();
+ CHK_FAIL_END
+#endif
+
+ rewind (stdin);
+
+ if (fread_unlocked (buf, 1, sizeof (buf), stdin) != sizeof (buf)
+ || memcmp (buf, "abcdefgh\nA", 10))
+ FAIL ();
+ if (fread_unlocked (buf, sizeof (buf), 1, stdin) != 1
+ || memcmp (buf, "BCDEFGHI\na", 10))
+ FAIL ();
+
+ rewind (stdin);
+
+ if (fread_unlocked (buf, 1, 4, stdin) != 4
+ || memcmp (buf, "abcdFGHI\na", 10))
+ FAIL ();
+ if (fread_unlocked (buf, 4, 1, stdin) != 1
+ || memcmp (buf, "efghFGHI\na", 10))
+ FAIL ();
+
+ rewind (stdin);
+
+ if (fread_unlocked (buf, l0 + 1, sizeof (buf), stdin) != sizeof (buf)
+ || memcmp (buf, "abcdefgh\nA", 10))
+ FAIL ();
+ if (fread_unlocked (buf, sizeof (buf), l0 + 1, stdin) != 1
+ || memcmp (buf, "BCDEFGHI\na", 10))
+ FAIL ();
+
+#if __USE_FORTIFY_LEVEL >= 1
+ CHK_FAIL_START
+ if (fread_unlocked (buf, 1, sizeof (buf) + 1, stdin) != sizeof (buf) + 1)
+ FAIL ();
+ CHK_FAIL_END
+
+ CHK_FAIL_START
+ if (fread_unlocked (buf, sizeof (buf) + 1, l0 + 1, stdin) != 1)
+ FAIL ();
+ CHK_FAIL_END
+#endif
+
lseek (fileno (stdin), 0, SEEK_SET);
if (read (fileno (stdin), buf, sizeof (buf) - 1) != sizeof (buf) - 1
@@ -853,7 +932,8 @@ do_test (void)
else
{
const char *sendstr = "abcdefgh\nABCDEFGH\n0123456789\n";
- if (send (sp[0], sendstr, strlen (sendstr), 0) != strlen (sendstr))
+ if ((size_t) send (sp[0], sendstr, strlen (sendstr), 0)
+ != strlen (sendstr))
FAIL ();
char recvbuf[12];
@@ -885,29 +965,30 @@ do_test (void)
struct sockaddr_un sa_un;
sl = sizeof (sa_un);
- if (recvfrom (sp[1], recvbuf, sizeof recvbuf, MSG_PEEK, &sa_un, &sl)
+ if (recvfrom (sp[1], recvbuf, sizeof recvbuf, MSG_PEEK,
+ (struct sockaddr *) &sa_un, &sl)
!= sizeof recvbuf
|| memcmp (recvbuf, sendstr, sizeof recvbuf) != 0)
FAIL ();
sl = sizeof (sa_un);
if (recvfrom (sp[1], recvbuf + 6, l0 + sizeof recvbuf - 7, MSG_PEEK,
- &sa_un, &sl) != sizeof recvbuf - 7
+ (struct sockaddr *) &sa_un, &sl) != sizeof recvbuf - 7
|| memcmp (recvbuf + 6, sendstr, sizeof recvbuf - 7) != 0)
FAIL ();
#if __USE_FORTIFY_LEVEL >= 1
CHK_FAIL_START
sl = sizeof (sa_un);
- if (recvfrom (sp[1], recvbuf + 1, sizeof recvbuf, MSG_PEEK, &sa_un, &sl)
- != sizeof recvbuf)
+ if (recvfrom (sp[1], recvbuf + 1, sizeof recvbuf, MSG_PEEK,
+ (struct sockaddr *) &sa_un, &sl) != sizeof recvbuf)
FAIL ();
CHK_FAIL_END
CHK_FAIL_START
sl = sizeof (sa_un);
if (recvfrom (sp[1], recvbuf + 4, l0 + sizeof recvbuf - 3, MSG_PEEK,
- &sa_un, &sl) != sizeof recvbuf - 3)
+ (struct sockaddr *) &sa_un, &sl) != sizeof recvbuf - 3)
FAIL ();
CHK_FAIL_END
#endif
diff --git a/debug/tst-chk4.cc b/debug/tst-chk4.cc
new file mode 100644
index 0000000000..c82e6aac86
--- /dev/null
+++ b/debug/tst-chk4.cc
@@ -0,0 +1 @@
+#include "tst-chk1.c"
diff --git a/debug/tst-chk5.cc b/debug/tst-chk5.cc
new file mode 100644
index 0000000000..be37ce2d22
--- /dev/null
+++ b/debug/tst-chk5.cc
@@ -0,0 +1,2 @@
+#define _FORTIFY_SOURCE 1
+#include "tst-chk1.c"
diff --git a/debug/tst-chk6.cc b/debug/tst-chk6.cc
new file mode 100644
index 0000000000..38b8e4fb36
--- /dev/null
+++ b/debug/tst-chk6.cc
@@ -0,0 +1,2 @@
+#define _FORTIFY_SOURCE 2
+#include "tst-chk1.c"
diff --git a/debug/tst-lfschk4.cc b/debug/tst-lfschk4.cc
new file mode 100644
index 0000000000..f3e6d47d5e
--- /dev/null
+++ b/debug/tst-lfschk4.cc
@@ -0,0 +1,2 @@
+#define _FILE_OFFSET_BITS 64
+#include "tst-chk1.c"
diff --git a/debug/tst-lfschk5.cc b/debug/tst-lfschk5.cc
new file mode 100644
index 0000000000..95d4db1d32
--- /dev/null
+++ b/debug/tst-lfschk5.cc
@@ -0,0 +1,2 @@
+#define _FILE_OFFSET_BITS 64
+#include "tst-chk2.c"
diff --git a/debug/tst-lfschk6.cc b/debug/tst-lfschk6.cc
new file mode 100644
index 0000000000..50a1ae1258
--- /dev/null
+++ b/debug/tst-lfschk6.cc
@@ -0,0 +1,2 @@
+#define _FILE_OFFSET_BITS 64
+#include "tst-chk3.c"