2010-07-22 Bharath Suri <bharath.s.jois@gmail.com>

	* devfs02/init.c, devfs02/devfs02.doc, devfs02/devfs02.scn,
	devfs02/Makefile.am: New tests added
	* devfs03/init.c, devfs03/devfs03.doc, devfs03/devfs03.scn,
	devfs03/Makefile.am: New tests added
	* devfs04/init.c, devfs04/devfs04.doc, devfs04/devfs04.scn,
	devfs04/Makefile.am: New tests added
	* Makefile.am, configure.ac: Changes to accommodate the above
	newly added tests.

20 files changed, 720 insertions, 1 deletions

diff --git a/testsuites/libtests/ChangeLog b/testsuites/libtests/ChangeLog
index e57e42e2cf..b97042c420 100644
--- a/testsuites/libtests/ChangeLog
+++ b/testsuites/libtests/ChangeLog
@@ -1,3 +1,14 @@
+2010-07-22	Bharath Suri <bharath.s.jois@gmail.com>
+
+	* devfs02/init.c, devfs02/devfs02.doc, devfs02/devfs02.scn,
+	devfs02/Makefile.am: New tests added
+	* devfs03/init.c, devfs03/devfs03.doc, devfs03/devfs03.scn,
+	devfs03/Makefile.am: New tests added
+	* devfs04/init.c, devfs04/devfs04.doc, devfs04/devfs04.scn,
+	devfs04/Makefile.am: New tests added
+	* Makefile.am, configure.ac: Changes to accommodate the above
+	newly added tests.
+
 2010-07-19	Joel Sherrill <joel.sherrill@oarcorp.com>
 
 	* Makefile.am, configure.ac, termios06/init.c: Add initial tests for
diff --git a/testsuites/libtests/Makefile.am b/testsuites/libtests/Makefile.am
index b6245165c1..d049c46f70 100644
--- a/testsuites/libtests/Makefile.am
+++ b/testsuites/libtests/Makefile.am
@@ -6,7 +6,7 @@ ACLOCAL_AMFLAGS = -I ../aclocal
 
 SUBDIRS = POSIX
 
-SUBDIRS += bspcmdline01 cpuuse devfs01 gxx01 \
+SUBDIRS += bspcmdline01 cpuuse devfs01 devfs02 devfs03 devfs04 gxx01 \
     malloctest malloc02 malloc03 malloc04 malloc05 heapwalk \
     putenvtest monitor monitor02 rtmonuse stackchk stackchk01 \
     termios termios01 termios02 termios03 termios04 termios05 \
diff --git a/testsuites/libtests/configure.ac b/testsuites/libtests/configure.ac
index e08098fdbb..5e21f17a1e 100644
--- a/testsuites/libtests/configure.ac
+++ b/testsuites/libtests/configure.ac
@@ -46,6 +46,9 @@ block10/Makefile
 bspcmdline01/Makefile
 cpuuse/Makefile
 devfs01/Makefile
+devfs02/Makefile
+devfs03/Makefile
+devfs04/Makefile
 gxx01/Makefile
 heapwalk/Makefile
 malloctest/Makefile
diff --git a/testsuites/libtests/devfs02/.cvsignore b/testsuites/libtests/devfs02/.cvsignore
new file mode 100644
index 0000000000..282522db03
--- /dev/null
+++ b/testsuites/libtests/devfs02/.cvsignore
@@ -0,0 +1,2 @@
+Makefile
+Makefile.in
diff --git a/testsuites/libtests/devfs02/Makefile.am b/testsuites/libtests/devfs02/Makefile.am
new file mode 100644
index 0000000000..9e7058c246
--- /dev/null
+++ b/testsuites/libtests/devfs02/Makefile.am
@@ -0,0 +1,24 @@
+##
+## $Id$
+##
+
+rtems_tests_PROGRAMS = devfs02
+devfs02_SOURCES = init.c
+
+dist_rtems_tests_DATA = devfs02.scn
+dist_rtems_tests_DATA += devfs02.doc
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../automake/compile.am
+include $(top_srcdir)/../automake/leaf.am
+
+AM_CPPFLAGS += -I$(top_srcdir)/../support/include
+
+LINK_OBJS = $(devfs02_OBJECTS) $(devfs02_LDADD)
+LINK_LIBS = $(devfs02_LDLIBS)
+
+devfs02$(EXEEXT): $(devfs02_OBJECTS) $(devfs02_DEPENDENCIES)
+	@rm -f devfs02$(EXEEXT)
+	$(make-exe)
+
+include $(top_srcdir)/../automake/local.am
diff --git a/testsuites/libtests/devfs02/devfs02.doc b/testsuites/libtests/devfs02/devfs02.doc
new file mode 100644
index 0000000000..a166042005
--- /dev/null
+++ b/testsuites/libtests/devfs02/devfs02.doc
@@ -0,0 +1,25 @@
+#
+#  $Id$
+#
+#  COPYRIGHT (c) 1989-2010.
+#  On-Line Applications Research Corporation (OAR).
+#
+#  The license and distribution terms for this file may be
+#  found in the file LICENSE in this distribution or at
+#  http://www.rtems.com/license/LICENSE.
+#
+
+This file describes the directives and concepts tested by this test set.
+
+test set name:  devfs02
+
+directives:
+
++ devFS_mknod
++ devFS_evaluate_path
+
+concepts:
+
++ System calls open, mknod, mkfifo are used to exercise the above
+mentioned routines. This test exercise mostly the error paths.
+
diff --git a/testsuites/libtests/devfs02/devfs02.scn b/testsuites/libtests/devfs02/devfs02.scn
new file mode 100644
index 0000000000..188207dc77
--- /dev/null
+++ b/testsuites/libtests/devfs02/devfs02.scn
@@ -0,0 +1,13 @@
+*** TEST DEVFS02 ***
+Init - attempt to create a fifo - expect EINVAL
+Init - set the device name table to NULL
+ Init - attempt to create a node - expect EFAULT
+Init - attempt to stat a node - expect EFAULT
+Init - attempt to open a node
+Init - restore the device name table
+Init - set device table size to zero
+Init - attempt to create a node - expect ENOMEM
+Init - restore device table size
+Init - attempt to create /node -- OK
+Init - attempt to create /node - expect EEXIST
+*** END OF TEST DEVFS02 ***
diff --git a/testsuites/libtests/devfs02/init.c b/testsuites/libtests/devfs02/init.c
new file mode 100644
index 0000000000..3d8fe134dd
--- /dev/null
+++ b/testsuites/libtests/devfs02/init.c
@@ -0,0 +1,106 @@
+/*
+ *  COPYRIGHT (c) 1989-2010.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#include <tmacros.h>
+#include "test_support.h"
+#include <rtems/devfs.h>
+#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+rtems_task Init(
+  rtems_task_argument argument
+)
+{
+  int status;
+  rtems_filesystem_location_info_t *temp_loc;
+  rtems_device_name_t *device_name_table;
+  int temp_size = 0;
+  struct stat statbuf;
+
+  puts( "\n\n*** TEST DEVFS02 ***" );
+
+  puts( "Init - attempt to create a fifo - expect EINVAL" );
+  status = mkfifo( "/fifo01", 0 );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EINVAL );
+  
+  /* Manipulate the root */
+  puts( "Init - set the device name table to NULL" );
+  temp_loc = &rtems_filesystem_root;
+  device_name_table = (rtems_device_name_t *)temp_loc->node_access;
+  temp_loc->node_access = NULL;
+
+  puts(" Init - attempt to create a node - expect EFAULT" );
+  status = mknod( "/node", S_IFBLK, 0LL );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EFAULT );
+
+  /* This case actually stops at evaluation of path */
+  puts( "Init - attempt to stat a node - expect EFAULT" );
+  status = stat( "/", &statbuf );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EFAULT );
+
+  puts( "Init - attempt to open a node" );
+  status = open( "/node", O_RDWR );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EFAULT );
+
+  /* Now restore */
+  puts( "Init - restore the device name table" );
+  temp_loc->node_access = device_name_table;
+
+  /* Manipulate the device table size */
+  puts( "Init - set device table size to zero" );
+  temp_size = rtems_device_table_size;
+  rtems_device_table_size = 0;
+
+  puts( "Init - attempt to create a node - expect ENOMEM" );
+  status = mknod( "/node", S_IFBLK, 0LL );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == ENOMEM );
+
+  /* Now restore */
+  puts( "Init - restore device table size" );
+  rtems_device_table_size = temp_size;
+
+  puts( "Init - attempt to create /node -- OK" );
+  status = mknod( "/node", S_IFBLK, 0LL );
+  rtems_test_assert( status == 0 );
+
+  puts( "Init - attempt to create /node - expect EEXIST" );
+  status = mknod( "/node", S_IFBLK, 0LL );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == EEXIST );
+
+  puts( "*** END OF TEST DEVFS02 ***" );
+
+  rtems_test_exit(0);
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
+
+#define CONFIGURE_MAXIMUM_TASKS             1
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+
+#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 5
+
+#define CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM
+
+#define CONFIGURE_INIT
+#include <rtems/confdefs.h>
+/* end of file */
diff --git a/testsuites/libtests/devfs03/.cvsignore b/testsuites/libtests/devfs03/.cvsignore
new file mode 100644
index 0000000000..282522db03
--- /dev/null
+++ b/testsuites/libtests/devfs03/.cvsignore
@@ -0,0 +1,2 @@
+Makefile
+Makefile.in
diff --git a/testsuites/libtests/devfs03/Makefile.am b/testsuites/libtests/devfs03/Makefile.am
new file mode 100644
index 0000000000..6d6d26ec36
--- /dev/null
+++ b/testsuites/libtests/devfs03/Makefile.am
@@ -0,0 +1,24 @@
+##
+## $Id$
+##
+
+rtems_tests_PROGRAMS = devfs03
+devfs03_SOURCES = init.c
+
+dist_rtems_tests_DATA = devfs03.scn
+dist_rtems_tests_DATA += devfs03.doc
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../automake/compile.am
+include $(top_srcdir)/../automake/leaf.am
+
+AM_CPPFLAGS += -I$(top_srcdir)/../support/include
+
+LINK_OBJS = $(devfs03_OBJECTS) $(devfs03_LDADD)
+LINK_LIBS = $(devfs03_LDLIBS)
+
+devfs03$(EXEEXT): $(devfs03_OBJECTS) $(devfs03_DEPENDENCIES)
+	@rm -f devfs03$(EXEEXT)
+	$(make-exe)
+
+include $(top_srcdir)/../automake/local.am
diff --git a/testsuites/libtests/devfs03/devfs03.doc b/testsuites/libtests/devfs03/devfs03.doc
new file mode 100644
index 0000000000..6a1011f465
--- /dev/null
+++ b/testsuites/libtests/devfs03/devfs03.doc
@@ -0,0 +1,24 @@
+#
+#  $Id$
+#
+#  COPYRIGHT (c) 1989-2010.
+#  On-Line Applications Research Corporation (OAR).
+#
+#  The license and distribution terms for this file may be
+#  found in the file LICENSE in this distribution or at
+#  http://www.rtems.com/license/LICENSE.
+#
+
+This file describes the directives and concepts tested by this test set.
+
+test set name:  devfs03
+
+directives:
+
++ devFS_initialize
+
+concepts:
+
++ A call to mount, after consuming much of the workspace memory leads
+to an ENOMEM which initializing the filesystem.
+
diff --git a/testsuites/libtests/devfs03/devfs03.scn b/testsuites/libtests/devfs03/devfs03.scn
new file mode 100644
index 0000000000..06f283eba2
--- /dev/null
+++ b/testsuites/libtests/devfs03/devfs03.scn
@@ -0,0 +1,6 @@
+*** TEST DEVFS03 ***
+Init - attempt to create /dir01 -- OK
+Init - allocating most of workspace memory
+Init - mount a new fs at /dir01 - expect ENOMEM
+Init - freeing the workspace memory
+*** END OF TEST DEVFS03 ***
diff --git a/testsuites/libtests/devfs03/init.c b/testsuites/libtests/devfs03/init.c
new file mode 100644
index 0000000000..90b5a5de6e
--- /dev/null
+++ b/testsuites/libtests/devfs03/init.c
@@ -0,0 +1,76 @@
+/*
+ *  COPYRIGHT (c) 1989-2010.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#include <tmacros.h>
+#include "test_support.h"
+#include <rtems/devfs.h>
+#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <rtems/score/heap.h>
+
+rtems_task Init(
+  rtems_task_argument argument
+)
+{
+  int status;
+  void *alloc_ptr = (void *)0;
+  Heap_Information_block Info;
+
+  puts( "\n\n*** TEST DEVFS03 ***" );
+
+  puts( "Init - attempt to create /dir01 -- OK" );
+  status = mkdir( "/dir01", S_IRWXU );
+  rtems_test_assert( status == 0 );
+
+  puts( "Init - allocating most of workspace memory" );
+  status = rtems_workspace_get_information( &Info );
+  rtems_test_assert( status == true );
+  status = rtems_workspace_allocate( Info.Free.largest - 4, &alloc_ptr );
+  rtems_test_assert( status == true );
+
+  puts( "Init - mount a new fs at /dir01 - expect ENOMEM" );
+  status = mount( NULL, 
+		  "/dir01", 
+		  "devfs", 
+		  RTEMS_FILESYSTEM_READ_WRITE,
+		  NULL );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == ENOMEM );
+
+  puts( "Init - freeing the workspace memory" );
+  status = rtems_workspace_free( alloc_ptr );
+  rtems_test_assert( status == true );
+
+  status = rmdir( "/dir01" );
+  rtems_test_assert( status == 0 );
+
+  puts( "*** END OF TEST DEVFS03 ***" );
+
+  rtems_test_exit(0);
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
+
+#define CONFIGURE_MAXIMUM_TASKS             1
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+
+#define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM
+#define CONFIGURE_FILESYSTEM_DEVFS
+
+#define CONFIGURE_INIT
+#include <rtems/confdefs.h>
+/* end of file */
diff --git a/testsuites/libtests/devfs04/.cvsignore b/testsuites/libtests/devfs04/.cvsignore
new file mode 100644
index 0000000000..282522db03
--- /dev/null
+++ b/testsuites/libtests/devfs04/.cvsignore
@@ -0,0 +1,2 @@
+Makefile
+Makefile.in
diff --git a/testsuites/libtests/devfs04/Makefile.am b/testsuites/libtests/devfs04/Makefile.am
new file mode 100644
index 0000000000..3b7429cc87
--- /dev/null
+++ b/testsuites/libtests/devfs04/Makefile.am
@@ -0,0 +1,24 @@
+##
+## $Id$
+##
+
+rtems_tests_PROGRAMS = devfs04
+devfs04_SOURCES = init.c test_driver.c
+
+dist_rtems_tests_DATA = devfs04.scn
+dist_rtems_tests_DATA += devfs04.doc
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(top_srcdir)/../automake/compile.am
+include $(top_srcdir)/../automake/leaf.am
+
+AM_CPPFLAGS += -I$(top_srcdir)/../support/include
+
+LINK_OBJS = $(devfs04_OBJECTS) $(devfs04_LDADD)
+LINK_LIBS = $(devfs04_LDLIBS)
+
+devfs04$(EXEEXT): $(devfs04_OBJECTS) $(devfs04_DEPENDENCIES)
+	@rm -f devfs04$(EXEEXT)
+	$(make-exe)
+
+include $(top_srcdir)/../automake/local.am
diff --git a/testsuites/libtests/devfs04/devfs04.doc b/testsuites/libtests/devfs04/devfs04.doc
new file mode 100644
index 0000000000..965d89a030
--- /dev/null
+++ b/testsuites/libtests/devfs04/devfs04.doc
@@ -0,0 +1,26 @@
+#
+#  $Id$
+#
+#  COPYRIGHT (c) 1989-2010.
+#  On-Line Applications Research Corporation (OAR).
+#
+#  The license and distribution terms for this file may be
+#  found in the file LICENSE in this distribution or at
+#  http://www.rtems.com/license/LICENSE.
+#
+
+This file describes the directives and concepts tested by this test set.
+
+test set name:  devfs04
+
+directives:
+
++ devFS_read
++ devFS_write
+
+concepts:
+
++ Custom driver for a device /dev/test lets us exercise the error
+paths in the read / write routines for devFS. These are invoked using
+the system calls read() and write().
+
diff --git a/testsuites/libtests/devfs04/devfs04.scn b/testsuites/libtests/devfs04/devfs04.scn
new file mode 100644
index 0000000000..fb76d358ce
--- /dev/null
+++ b/testsuites/libtests/devfs04/devfs04.scn
@@ -0,0 +1,9 @@
+*** TEST DEVFS04 ***
+Init - attempt to open the /dev/test WR mode -- OK
+Init - attempt to write to /dev/test -- OK
+Init - attempt to write to /dev/test - expect ENOSYS
+Init - attempt to open the /dev/test RD mode -- OK
+Init - attempt to read from /dev/test -- OK
+Init - attempt to read from /dev/test - expect ENOSYS
+Init - attempt ioctl on the device - expect ENOSYS
+*** END OF TEST DEVFS04 ***
diff --git a/testsuites/libtests/devfs04/init.c b/testsuites/libtests/devfs04/init.c
new file mode 100644
index 0000000000..01ac7feee6
--- /dev/null
+++ b/testsuites/libtests/devfs04/init.c
@@ -0,0 +1,86 @@
+/*
+ *  COPYRIGHT (c) 1989-2010.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#include <tmacros.h>
+#include "test_support.h"
+#include <rtems/devfs.h>
+#include <errno.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include "test_driver.h"
+
+rtems_task Init(
+  rtems_task_argument argument
+)
+{
+  int status;
+  int fdr = 0, fdw = 0;
+  char buf[10];
+
+  puts( "\n\n*** TEST DEVFS04 ***" );
+
+  puts( "Init - attempt to open the /dev/test WR mode -- OK" );
+  fdw = open( "/dev/test", O_WRONLY );
+  rtems_test_assert( fdw != -1 );
+  
+  puts( "Init - attempt to write to /dev/test -- OK" );
+  status = write( fdw, "data", 5 );
+  rtems_test_assert( status == 5 );
+
+  puts( "Init - attempt to write to /dev/test - expect ENOSYS" );
+  status = write( fdw, "data", 10 );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == ENOSYS );
+
+  puts( "Init - attempt to open the /dev/test RD mode -- OK" );
+  fdr = open( "/dev/test", O_RDONLY );
+  rtems_test_assert( fdr != -1 );
+
+  puts( "Init - attempt to read from /dev/test -- OK" );
+  status = read( fdr, buf, 5 );
+  rtems_test_assert( status == 0 );
+
+  puts( "Init - attempt to read from /dev/test - expect ENOSYS" );
+  status = read( fdr, buf, 10 );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == ENOSYS );
+
+  puts( "Init - attempt ioctl on the device - expect ENOSYS" );
+  status = ioctl( fdr, -1 );
+  rtems_test_assert( status == -1 );
+  rtems_test_assert( errno == ENOSYS );
+
+  puts( "*** END OF TEST DEVFS04 ***" );
+
+  rtems_test_exit(0);
+}
+
+/* configuration information */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
+#define CONFIGURE_APPLICATION_EXTRA_DRIVERS TEST_DRIVER_TABLE_ENTRY
+
+/* include an extra slot for registering the termios one dynamically */
+#define CONFIGURE_MAXIMUM_DRIVERS 3
+
+#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 5
+
+#define CONFIGURE_MAXIMUM_TASKS             1
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+
+#define CONFIGURE_USE_DEVFS_AS_BASE_FILESYSTEM
+
+#define CONFIGURE_INIT
+#include <rtems/confdefs.h>
+/* end of file */
diff --git a/testsuites/libtests/devfs04/test_driver.c b/testsuites/libtests/devfs04/test_driver.c
new file mode 100644
index 0000000000..7006c8529a
--- /dev/null
+++ b/testsuites/libtests/devfs04/test_driver.c
@@ -0,0 +1,191 @@
+/*  test_driver
+ *
+ *  COPYRIGHT (c) 1989-2010.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems.h>
+#include "test_driver.h"
+#include <rtems/libio.h>
+
+/* 
+ * The test driver routines are mostly derived from the null driver routines.
+ */
+uint32_t   TEST_major;
+static char initialized;
+
+/*  testDriver_initialize
+ *
+ *  This routine is the test device driver init routine.
+ *
+ *  Input parameters:
+ *    major - device major number
+ *    minor - device minor number
+ *    pargp - pointer to parameter block
+ *
+ *  Output parameters:
+ *    rval       - RTEMS_SUCCESSFUL
+ */
+rtems_device_driver testDriver_initialize(
+  rtems_device_major_number major,
+  rtems_device_minor_number minor __attribute__((unused)),
+  void *pargp __attribute__((unused))
+)
+{
+  rtems_device_driver status;
+
+  if ( !initialized ) {
+    initialized = 1;
+
+    status = rtems_io_register_name(
+      "/dev/test",
+      major,
+      (rtems_device_minor_number) 0
+    );
+
+    if (status != RTEMS_SUCCESSFUL)
+      rtems_fatal_error_occurred(status);
+
+    TEST_major = major;
+  }
+
+  return RTEMS_SUCCESSFUL;
+}
+
+/*  testDriver_open
+ *
+ *  This routine is the test device driver open routine.
+ *
+ *  Input parameters:
+ *    major - device major number
+ *    minor - device minor number
+ *    pargb - pointer to open parameter block
+ *
+ *  Output parameters:
+ *    rval       - RTEMS_SUCCESSFUL
+ */
+rtems_device_driver testDriver_open(
+  rtems_device_major_number major __attribute__((unused)),
+  rtems_device_minor_number minor __attribute__((unused)),
+  void *pargp __attribute__((unused))
+)
+{
+  return RTEMS_SUCCESSFUL;
+}
+
+/*  testDriver_close
+ *
+ *  This routine is the test device driver close routine.
+ *
+ *  Input parameters:
+ *    major - device major number
+ *    minor - device minor number
+ *    pargb - pointer to close parameter block
+ *
+ *  Output parameters:
+ *    rval       - RTEMS_SUCCESSFUL
+ */
+rtems_device_driver testDriver_close(
+  rtems_device_major_number major __attribute__((unused)),
+  rtems_device_minor_number minor __attribute__((unused)),
+  void *pargp __attribute__((unused))
+)
+{
+  return RTEMS_SUCCESSFUL;
+}
+
+/*  testDriver_read
+ *
+ *  This routine is the test device driver read routine.
+ *
+ *  Input parameters:
+ *    major - device major number
+ *    minor - device minor number
+ *    pargp - pointer to read parameter block
+ *
+ *  Output parameters:
+ *    rval       - RTEMS_SUCCESSFUL
+ */
+rtems_device_driver testDriver_read(
+  rtems_device_major_number major __attribute__((unused)),
+  rtems_device_minor_number minor __attribute__((unused)),
+  void *pargp
+)
+{
+  rtems_libio_rw_args_t *rw_args = (rtems_libio_rw_args_t *) pargp;
+
+  if ( rw_args ) {
+    if( rw_args->count == 5 )
+      rw_args->bytes_moved = 0;
+    else {
+      rw_args->bytes_moved = 0;
+      return RTEMS_NOT_IMPLEMENTED;
+    }
+  }
+  
+  return RTEMS_SUCCESSFUL;
+}
+
+/*  testDriver_write
+ *
+ *  This routine is the test device driver write routine.
+ *
+ *  Input parameters:
+ *    major - device major number
+ *    minor - device minor number
+ *    pargp - pointer to write parameter block
+ *
+ *  Output parameters:
+ *    rval       - RTEMS_SUCCESSFUL
+ */
+rtems_device_driver testDriver_write(
+  rtems_device_major_number major __attribute__((unused)),
+  rtems_device_minor_number minor __attribute__((unused)),
+  void *pargp
+)
+{
+  rtems_libio_rw_args_t *rw_args = (rtems_libio_rw_args_t *) pargp;
+
+  if ( rw_args ) {
+    if( rw_args->count == 5 )
+      rw_args->bytes_moved = rw_args->count;
+    else {
+      rw_args->bytes_moved = 0;
+      return RTEMS_NOT_IMPLEMENTED;
+    }
+  }
+
+  return RTEMS_SUCCESSFUL;
+}
+
+/*  testDriver_control
+ *
+ *  This routine is the test device driver control routine.
+ *
+ *  Input parameters:
+ *    major - device major number
+ *    minor - device minor number
+ *    pargp - pointer to cntrl parameter block
+ *
+ *  Output parameters:
+ *    rval       - RTEMS_SUCCESSFUL
+ */
+
+rtems_device_driver testDriver_control(
+  rtems_device_major_number major __attribute__((unused)),
+  rtems_device_minor_number minor __attribute__((unused)),
+  void *pargp __attribute__((unused))
+)
+{
+  return RTEMS_NOT_IMPLEMENTED;
+}
diff --git a/testsuites/libtests/devfs04/test_driver.h b/testsuites/libtests/devfs04/test_driver.h
new file mode 100644
index 0000000000..26291a3b45
--- /dev/null
+++ b/testsuites/libtests/devfs04/test_driver.h
@@ -0,0 +1,65 @@
+/*  test_driver.h
+ *
+ *  COPYRIGHT (c) 1989-2010.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.com/license/LICENSE.
+ *
+ *  $Id$
+ */
+
+#ifndef __TEST_DRIVER_h
+#define __TEST_DRIVER_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define TEST_DRIVER_TABLE_ENTRY \
+  { testDriver_initialize, testDriver_open, testDriver_close, testDriver_read, \
+    testDriver_write, testDriver_control }
+
+rtems_device_driver testDriver_initialize(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver testDriver_open(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver testDriver_close(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver testDriver_read(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver testDriver_write(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver testDriver_control(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/* end of include file */