[PATCH v4 2/2] psxtests: Add a mmap dedicated test case
Gedare Bloom
gedare at rtems.org
Wed Jun 28 17:28:38 UTC 2017
These two look OK to me.
On Wed, Jun 28, 2017 at 11:57 AM, Kevin Kirspel <kevin-kirspel at idexx.com> wrote:
> Updates #2859
> ---
> testsuites/psxtests/Makefile.am | 1 +
> testsuites/psxtests/configure.ac | 1 +
> testsuites/psxtests/psxmmap01/Makefile.am | 22 ++
> testsuites/psxtests/psxmmap01/init.c | 352 ++++++++++++++++++++++++++++
> testsuites/psxtests/psxmmap01/psxmmap01.scn | 0
> testsuites/psxtests/psxmmap01/system.h | 31 +++
> testsuites/psxtests/psxmmap01/test_driver.c | 67 ++++++
> testsuites/psxtests/psxmmap01/test_driver.h | 14 ++
> testsuites/psxtests/psxmmap01/test_helper.c | 32 +++
> testsuites/psxtests/psxmmap01/test_helper.h | 41 ++++
> 10 files changed, 561 insertions(+)
> create mode 100644 testsuites/psxtests/psxmmap01/Makefile.am
> create mode 100644 testsuites/psxtests/psxmmap01/init.c
> create mode 100644 testsuites/psxtests/psxmmap01/psxmmap01.scn
> create mode 100644 testsuites/psxtests/psxmmap01/system.h
> create mode 100644 testsuites/psxtests/psxmmap01/test_driver.c
> create mode 100644 testsuites/psxtests/psxmmap01/test_driver.h
> create mode 100644 testsuites/psxtests/psxmmap01/test_helper.c
> create mode 100644 testsuites/psxtests/psxmmap01/test_helper.h
>
> diff --git a/testsuites/psxtests/Makefile.am b/testsuites/psxtests/Makefile.am
> index 7bcea46..cccdb39 100644
> --- a/testsuites/psxtests/Makefile.am
> +++ b/testsuites/psxtests/Makefile.am
> @@ -85,6 +85,7 @@ _SUBDIRS += psxrwlock01
> _SUBDIRS += psxsem01
> _SUBDIRS += psxshm01
> _SUBDIRS += psxshm02
> +_SUBDIRS += psxmmap01
> _SUBDIRS += psxsignal01
> _SUBDIRS += psxsignal02
> _SUBDIRS += psxsignal03
> diff --git a/testsuites/psxtests/configure.ac b/testsuites/psxtests/configure.ac
> index 1de1312..96a0149 100644
> --- a/testsuites/psxtests/configure.ac
> +++ b/testsuites/psxtests/configure.ac
> @@ -190,6 +190,7 @@ psxrwlock01/Makefile
> psxsem01/Makefile
> psxshm01/Makefile
> psxshm02/Makefile
> +psxmmap01/Makefile
> psxsignal01/Makefile
> psxsignal02/Makefile
> psxsignal03/Makefile
> diff --git a/testsuites/psxtests/psxmmap01/Makefile.am b/testsuites/psxtests/psxmmap01/Makefile.am
> new file mode 100644
> index 0000000..57b0087
> --- /dev/null
> +++ b/testsuites/psxtests/psxmmap01/Makefile.am
> @@ -0,0 +1,22 @@
> +
> +rtems_tests_PROGRAMS = psxmmap01
> +psxmmap01_SOURCES = init.c test_helper.c test_driver.c system.h
> +
> +dist_rtems_tests_DATA = psxmmap01.scn
> +
> +include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP at .cfg
> +include $(top_srcdir)/../automake/compile.am
> +include $(top_srcdir)/../automake/leaf.am
> +
> +
> +AM_CPPFLAGS += -I$(top_srcdir)/include
> +AM_CPPFLAGS += -I$(top_srcdir)/../support/include
> +
> +LINK_OBJS = $(psxmmap01_OBJECTS)
> +LINK_LIBS = $(psxmmap01_LDLIBS)
> +
> +psxmmap01$(EXEEXT): $(psxmmap01_OBJECTS) $(psxmmap01_DEPENDENCIES)
> + @rm -f psxmmap01$(EXEEXT)
> + $(make-exe)
> +
> +include $(top_srcdir)/../automake/local.am
> diff --git a/testsuites/psxtests/psxmmap01/init.c b/testsuites/psxtests/psxmmap01/init.c
> new file mode 100644
> index 0000000..eb1c747
> --- /dev/null
> +++ b/testsuites/psxtests/psxmmap01/init.c
> @@ -0,0 +1,352 @@
> +/*-
> + * Copyright (c) 2009 Simon L. Nielsen <simon at FreeBSD.org>,
> + * Bjoern A. Zeeb <bz at FreeBSD.org>
> + *
> + * Redistribution and use in source and binary forms, with or without
> + * modification, are permitted provided that the following conditions
> + * are met:
> + * 1. Redistributions of source code must retain the above copyright
> + * notice, this list of conditions and the following disclaimer.
> + * 2. Redistributions in binary form must reproduce the above copyright
> + * notice, this list of conditions and the following disclaimer in the
> + * documentation and/or other materials provided with the distribution.
> + *
> + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
> + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
> + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
> + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
> + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
> + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
> + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
> + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
> + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
> + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
> + * SUCH DAMAGE.
> + *
> + * $FreeBSD$
> + */
> +
> +/*
> + * Copyright (c) 2017 Kevin Kirspel.
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE.
> + */
> +
> +#ifdef HAVE_CONFIG_H
> +#include "config.h"
> +#endif
> +
> +#define CONFIGURE_INIT
> +#include "system.h"
> +#include "pritime.h"
> +#include "test_helper.h"
> +#include "test_driver.h"
> +
> +#include <sys/mman.h>
> +
> +#include <errno.h>
> +#include <fcntl.h>
> +#include <string.h>
> +
> +const char rtems_test_name[] = "PSX MMAP01";
> +const char test_driver_name[] = "/dev/test_driver";
> +
> +static const struct {
> + void *addr;
> + int ok;
> +} map_at_zero_tests[] = {
> + { (void *)0, 0 },
> + { (void *)1, 0 },
> + { (void *)(PAGE_SIZE - 1), 0 },
> + { (void *)PAGE_SIZE, 1 },
> + { (void *)-1, 0 },
> + { (void *)(-PAGE_SIZE), 0 },
> + { (void *)(-1 - PAGE_SIZE), 0 },
> + { (void *)(-1 - PAGE_SIZE - 1), 0 },
> + { (void *)(0x1000 * PAGE_SIZE), 1 },
> +};
> +
> +#define MAP_AT_ZERO_NITEMS (sizeof(map_at_zero_tests) / sizeof(map_at_zero_tests[0]))
> +
> +static void* checked_mmap(
> + int prot,
> + int flags,
> + int fd,
> + int error,
> + const char *msg
> +)
> +{
> + void *p;
> + int pagesize, err;
> +
> + rtems_test_assert((pagesize = getpagesize()) > 0);
> + p = mmap(NULL, pagesize, prot, flags, fd, 0);
> + if (p == MAP_FAILED) {
> + if (error == 0)
> + mmap_test_assert(0, "%s failed with errno %d\n", msg, errno);
> + else {
> + err = errno;
> + mmap_test_assert_equal(error, err,
> + "%s failed with wrong errno %d (expected %d)\n", msg,
> + errno, error);
> + }
> + } else {
> + mmap_test_check(error == 0, "%s succeeded\n", msg);
> + munmap(p, pagesize);
> + }
> + return p;
> +}
> +
> +static void mmap_map_at_zero( void )
> +{
> + void *p;
> + unsigned int i;
> +
> + for (i = 0; i < MAP_AT_ZERO_NITEMS; i++) {
> + p = mmap((void *)map_at_zero_tests[i].addr, PAGE_SIZE,
> + PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_FIXED | MAP_PRIVATE,
> + -1, 0);
> + if (p == MAP_FAILED) {
> + mmap_test_assert( map_at_zero_tests[i].ok == 0,
> + "mmap(%08lX, ...) failed\n", (uint32_t)map_at_zero_tests[i].addr );
> + } else {
> + mmap_test_check( map_at_zero_tests[i].ok == 1,
> + "mmap(%p, ...) succeeded: p=%p\n",
> + map_at_zero_tests[i].addr, p );
> + }
> + }
> +}
> +
> +static void mmap_bad_arguments( void )
> +{
> + int devfd, pagesize, shmfd, zerofd;
> + void* p;
> +
> + rtems_test_assert((pagesize = getpagesize()) > 0);
> + rtems_test_assert((devfd = open(&test_driver_name[0], O_RDONLY)) >= 0);
> + rtems_test_assert((shmfd = shm_open("/shm", O_CREAT | O_RDWR, 0644)) >= 0);
> + rtems_test_assert(ftruncate(shmfd, pagesize) == 0);
> + rtems_test_assert((zerofd = open("/dev/zero", O_RDONLY)) >= 0);
> +
> + /*
> + * These should normally work on FREEBSD. Test cases below that fail are
> + * due to unsupported features in RTEMS.
> + */
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_ANON, -1, 0,
> + "simple MAP_ANON");
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_SHARED, shmfd, 0,
> + "simple shm fd shared");
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_PRIVATE, shmfd, 0,
> + "simple shm fd private");
> + /* RTEMS cannot protect against writes so this will fail */
> + checked_mmap(PROT_READ, MAP_SHARED, zerofd, ENOTSUP,
> + "simple /dev/zero shared");
> + /*
> + * Repeat with no write protection. Will fail because of unimplemented
> + * mmap handler in /dev/zero.
> + */
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_SHARED, zerofd, ENOTSUP,
> + "simple /dev/zero shared");
> + /* RTEMS /dev/zero is a character device so this will fail */
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_PRIVATE, zerofd, EINVAL,
> + "simple /dev/zero private");
> + /* RTEMS cannot protect against writes so this will fail */
> + checked_mmap(PROT_READ, MAP_SHARED, devfd, ENOTSUP,
> + "simple test driver shared");
> + /*
> + * Repeat with no write protection. Should fail because of unimplemented
> + * mmap handler in /dev/null.
> + */
> + p = checked_mmap(PROT_READ | PROT_WRITE, MAP_SHARED, devfd, 0,
> + "simple test driver shared");
> + rtems_test_assert(p == &test_data[0]);
> +
> + /* Extra PROT flags. */
> + checked_mmap(PROT_READ | PROT_WRITE | 0x100000, MAP_ANON, -1, EINVAL,
> + "MAP_ANON with extra PROT flags");
> + checked_mmap(0xffff, MAP_SHARED, shmfd, EINVAL,
> + "shm fd with garbage PROT");
> +
> + /* Undefined flag. */
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_ANON | MAP_RESERVED0080, -1,
> + EINVAL, "Undefined flag");
> +
> + /* Both MAP_SHARED and MAP_PRIVATE */
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE |
> + MAP_SHARED, -1, EINVAL, "MAP_ANON with both SHARED and PRIVATE");
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_SHARED, shmfd,
> + EINVAL, "shm fd with both SHARED and PRIVATE");
> +
> + /* At least one of MAP_SHARED or MAP_PRIVATE without ANON */
> + checked_mmap(PROT_READ | PROT_WRITE, 0, shmfd, EINVAL,
> + "shm fd without sharing flag");
> +
> + /* MAP_ANON with sharing flag. Will fail on RTEMS*/
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_ANON | MAP_SHARED, -1, EINVAL,
> + "shared MAP_ANON");
> + /* MAP_ANON with private flag*/
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE, -1, 0,
> + "private MAP_ANON");
> +
> + /* MAP_ANON should require an fd of -1. */
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_ANON | MAP_PRIVATE, 0, EINVAL,
> + "MAP_ANON with fd != -1");
> +
> + /*
> + * Writable MAP_SHARED should fail on read-only descriptors. Will fail
> + * on RTEMS because of unimplemented mmap handler in /dev/null and the fact
> + * that there is no read only protection.
> + */
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_SHARED, zerofd, ENOTSUP,
> + "MAP_SHARED of read-only /dev/zero");
> +
> + /*
> + * Character devices other than /dev/zero do not support private
> + * mappings. RTEMS cannot protect against writes so this will fail with
> + * ENOTSUP
> + */
> + checked_mmap(PROT_READ, MAP_PRIVATE, devfd, ENOTSUP,
> + "MAP_PRIVATE of test driver");
> +
> + /*
> + * Repeat with no write protection.
> + */
> + checked_mmap(PROT_READ | PROT_WRITE, MAP_PRIVATE, devfd, EINVAL,
> + "MAP_PRIVATE of test driver");
> +
> + close(devfd);
> + close(shmfd);
> + close(zerofd);
> +}
> +
> +static void mmap_dev_zero_private( void )
> +{
> + char *p1, *p2, *p3;
> + int fd, pagesize;
> + /*int i*/
> +
> + rtems_test_assert((pagesize = getpagesize()) > 0);
> + rtems_test_assert((fd = open("/dev/zero", O_RDONLY)) >= 0);
> +
> + /* This should not return MAP_FAILED but does on RTEMS */
> + p1 = mmap(NULL, pagesize, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
> + /*rtems_test_assert(p1 != MAP_FAILED);*/
> + rtems_test_assert(p1 == MAP_FAILED);
> +
> + /* This should not return MAP_FAILED but does on RTEMS */
> + p2 = mmap(NULL, pagesize, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
> + /*rtems_test_assert(p2 != MAP_FAILED);*/
> + rtems_test_assert(p2 == MAP_FAILED);
> +
> + /* These tests can not run due to failures above */
> + /*for (i = 0; i < pagesize; i++)
> + mmap_test_assert_equal(0, p1[i], "byte at p1[%d] is %x", i, p1[i]);
> +
> + rtems_test_assert(memcmp(p1, p2, pagesize) == 0);
> +
> + p1[0] = 1;
> +
> + rtems_test_assert(p2[0] == 0);
> +
> + p2[0] = 2;
> +
> + rtems_test_assert(p1[0] == 1);*/
> +
> + /* This should not return MAP_FAILED but does on RTEMS */
> + p3 = mmap(NULL, pagesize, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, 0);
> + /*rtems_test_assert(p3 != MAP_FAILED);*/
> + rtems_test_assert(p3 == MAP_FAILED);
> +
> + /*rtems_test_assert(p3[0] == 0);
> +
> + munmap(p1, pagesize);
> + munmap(p2, pagesize);
> + munmap(p3, pagesize);*/
> + close(fd);
> +}
> +
> +static void mmap_dev_zero_shared( void )
> +{
> + char *p1, *p2, *p3;
> + int fd, pagesize;
> + /*int i*/
> +
> + rtems_test_assert((pagesize = getpagesize()) > 0);
> + rtems_test_assert((fd = open("/dev/zero", O_RDWR)) >= 0);
> +
> + /* This should not return MAP_FAILED but does on RTEMS */
> + p1 = mmap(NULL, pagesize, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
> + /*rtems_test_assert(p1 != MAP_FAILED);*/
> + rtems_test_assert(p1 == MAP_FAILED);
> +
> + /* This should not return MAP_FAILED but does on RTEMS */
> + p2 = mmap(NULL, pagesize, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
> + /*rtems_test_assert(p2 != MAP_FAILED);*/
> + rtems_test_assert(p2 == MAP_FAILED);
> +
> + /* These tests can not run due to failures above */
> + /*for (i = 0; i < pagesize; i++)
> + mmap_test_assert_equal(0, p1[i], "byte at p1[%d] is %x", i, p1[i]);
> +
> + rtems_test_assert(memcmp(p1, p2, pagesize) == 0);
> +
> + p1[0] = 1;
> +
> + rtems_test_assert(p2[0] == 0);
> +
> + p2[0] = 2;
> +
> + rtems_test_assert(p1[0] == 1);*/
> +
> + p3 = mmap(NULL, pagesize, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
> + /*rtems_test_assert(p3 != MAP_FAILED);*/
> + rtems_test_assert(p3 == MAP_FAILED);
> +
> + /*rtems_test_assert(p3[0] == 0);
> +
> + munmap(p1, pagesize);
> + munmap(p2, pagesize);
> + munmap(p3, pagesize);*/
> + close(fd);
> +}
> +
> +void *POSIX_Init(
> + void *argument
> +)
> +{
> + int rv;
> +
> + TEST_BEGIN();
> +
> + rv = IMFS_make_generic_node(
> + &test_driver_name[0],
> + S_IFCHR | S_IRWXU | S_IRWXG | S_IRWXO,
> + &node_control,
> + NULL
> + );
> + rtems_test_assert(rv == 0);
> +
> + puts( "Init: mmap - map at zero" );
> + mmap_map_at_zero();
> + puts( "Init: mmap - bad arguments" );
> + mmap_bad_arguments();
> + /*
> + * The following test does not work on RTEMS because /dev/zero is
> + * implemented as a character device which does not support MAP_PRIVATE.
> + */
> + puts( "Init: mmap - /dev/zero private" );
> + mmap_dev_zero_private();
> + /*
> + * The following test does not work on RTEMS because /dev/zero does not
> + * implemented the mmap handler.
> + */
> + puts( "Init: mmap - /dev/zero shared" );
> + mmap_dev_zero_shared();
> +
> + TEST_END();
> +
> + rtems_test_exit(0);
> + return 0;
> +}
> diff --git a/testsuites/psxtests/psxmmap01/psxmmap01.scn b/testsuites/psxtests/psxmmap01/psxmmap01.scn
> new file mode 100644
> index 0000000..e69de29
> diff --git a/testsuites/psxtests/psxmmap01/system.h b/testsuites/psxtests/psxmmap01/system.h
> new file mode 100644
> index 0000000..2241f88
> --- /dev/null
> +++ b/testsuites/psxtests/psxmmap01/system.h
> @@ -0,0 +1,31 @@
> +/*
> + * Copyright (c) 2017 Kevin Kirspel.
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE.
> + */
> +
> +#include <pmacros.h>
> +#include <unistd.h>
> +#include <errno.h>
> +
> +void *POSIX_Init(
> + void *argument
> +);
> +
> +#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
> +#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
> +#define CONFIGURE_APPLICATION_NEEDS_ZERO_DRIVER
> +#define CONFIGURE_APPLICATION_NEEDS_STUB_DRIVER
> +
> +#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
> +
> +#define CONFIGURE_MAXIMUM_POSIX_THREADS 1
> +#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 10
> +#define CONFIGURE_MAXIMUM_POSIX_SHMS 1
> +#define CONFIGURE_MEMORY_OVERHEAD 10
> +
> +#define CONFIGURE_POSIX_INIT_THREAD_TABLE
> +
> +#include <rtems/confdefs.h>
> diff --git a/testsuites/psxtests/psxmmap01/test_driver.c b/testsuites/psxtests/psxmmap01/test_driver.c
> new file mode 100644
> index 0000000..87719b9
> --- /dev/null
> +++ b/testsuites/psxtests/psxmmap01/test_driver.c
> @@ -0,0 +1,67 @@
> +/*
> + * Copyright (c) 2017 Kevin Kirspel.
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE.
> + */
> +
> +#ifdef HAVE_CONFIG_H
> +#include "config.h"
> +#endif
> +
> +#include "test_driver.h"
> +
> +#include <rtems/libio.h>
> +
> +char test_data[PAGE_SIZE];
> +
> +static int handler_fstat(
> + const rtems_filesystem_location_info_t *loc,
> + struct stat *buf
> +)
> +{
> + buf->st_mode = S_IFCHR | S_IRWXU | S_IRWXG | S_IRWXO;
> + return 0;
> +}
> +
> +static ssize_t handler_mmap(
> + rtems_libio_t *iop,
> + void **addr,
> + size_t len,
> + int prot,
> + off_t off
> +)
> +{
> + if ( len <= sizeof(test_data) ) {
> + *addr = test_data;
> + } else {
> + *addr = NULL;
> + }
> + return 0;
> +}
> +
> +static const rtems_filesystem_file_handlers_r node_handlers = {
> + .open_h = rtems_filesystem_default_open,
> + .close_h = rtems_filesystem_default_close,
> + .read_h = rtems_filesystem_default_read,
> + .write_h = rtems_filesystem_default_write,
> + .ioctl_h = rtems_filesystem_default_ioctl,
> + .lseek_h = rtems_filesystem_default_lseek,
> + .fstat_h = handler_fstat,
> + .ftruncate_h = rtems_filesystem_default_ftruncate,
> + .fsync_h = rtems_filesystem_default_fsync_or_fdatasync,
> + .fdatasync_h = rtems_filesystem_default_fsync_or_fdatasync,
> + .fcntl_h = rtems_filesystem_default_fcntl,
> + .poll_h = rtems_filesystem_default_poll,
> + .kqfilter_h = rtems_filesystem_default_kqfilter,
> + .mmap_h = handler_mmap,
> + .readv_h = rtems_filesystem_default_readv,
> + .writev_h = rtems_filesystem_default_writev
> +};
> +
> +const IMFS_node_control node_control = IMFS_GENERIC_INITIALIZER(
> + &node_handlers,
> + IMFS_node_initialize_default,
> + IMFS_node_destroy_default
> +);
> diff --git a/testsuites/psxtests/psxmmap01/test_driver.h b/testsuites/psxtests/psxmmap01/test_driver.h
> new file mode 100644
> index 0000000..5afdb9b
> --- /dev/null
> +++ b/testsuites/psxtests/psxmmap01/test_driver.h
> @@ -0,0 +1,14 @@
> +/*
> + * Copyright (c) 2017 Kevin Kirspel.
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE.
> + */
> +
> +#include <rtems.h>
> +#include <rtems/imfs.h>
> +#include <rtems/libcsupport.h>
> +
> +extern const IMFS_node_control node_control;
> +extern char test_data[PAGE_SIZE];
> diff --git a/testsuites/psxtests/psxmmap01/test_helper.c b/testsuites/psxtests/psxmmap01/test_helper.c
> new file mode 100644
> index 0000000..cab8e91
> --- /dev/null
> +++ b/testsuites/psxtests/psxmmap01/test_helper.c
> @@ -0,0 +1,32 @@
> +/*
> + * Copyright (c) 2017 Kevin Kirspel.
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE.
> + */
> +
> +#ifdef HAVE_CONFIG_H
> +#include "config.h"
> +#endif
> +
> +#include "test_helper.h"
> +
> +#include <stdio.h>
> +#include <stdarg.h>
> +
> +void fail_check(
> + const char *file,
> + const size_t line,
> + const char *fmt,
> + ...
> +)
> +{
> + va_list ap;
> +
> + printf( "%s: %d: ", file, line );
> +
> + va_start(ap, fmt);
> + vprintf(fmt, ap);
> + va_end(ap);
> +}
> diff --git a/testsuites/psxtests/psxmmap01/test_helper.h b/testsuites/psxtests/psxmmap01/test_helper.h
> new file mode 100644
> index 0000000..65ca3c1
> --- /dev/null
> +++ b/testsuites/psxtests/psxmmap01/test_helper.h
> @@ -0,0 +1,41 @@
> +/*
> + * Copyright (c) 2017 Kevin Kirspel.
> + *
> + * The license and distribution terms for this file may be
> + * found in the file LICENSE in this distribution or at
> + * http://www.rtems.org/license/LICENSE.
> + */
> +
> +#include <string.h>
> +
> +#define mmap_test_assert(__exp, fmt, ...) \
> + do { \
> + if (!(__exp)) { \
> + fail_check(__FILE__, __LINE__, fmt, ##__VA_ARGS__); \
> + rtems_test_exit(0); \
> + } \
> + } while (0)
> +
> +#define mmap_test_check(__exp, fmt, ...) \
> + do { \
> + if (!(__exp)) { \
> + fail_check(__FILE__, __LINE__, fmt, ##__VA_ARGS__); \
> + } else { \
> + rtems_test_assert(__exp); \
> + }\
> + } while (0)
> +
> +#define mmap_test_assert_equal(expected, actual, fmt, ...) \
> + mmap_test_assert((expected) == (actual), "%s != %s: " fmt, \
> + #expected, #actual, ##__VA_ARGS__)
> +
> +#define mmap_test_check_equal(expected, actual, fmt, ...) \
> + mmap_test_check((expected) == (actual), "%s != %s: " fmt, \
> + #expected, #actual, ##__VA_ARGS__)
> +
> +extern void fail_check(
> + const char *file,
> + const size_t line,
> + const char *fmt,
> + ...
> +);
> --
> 1.9.1
>
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