summaryrefslogtreecommitdiff
path: root/testsuites/libtests/tar02/init.c
blob: 7a1395b8734c798ad2f771e54bc0cda5589c7d5c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
/*
 *  COPYRIGHT (c) 1989-2012.
 *  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.org/license/LICENSE.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <bsp.h> /* for device driver prototypes */
#include "tmacros.h"
#include <rtems/imfs.h>
#include <rtems/error.h>

#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>

#include "tar02-tar.h"

const char rtems_test_name[] = "TAR 2";

/* forward declarations to avoid warnings */
rtems_task Init(rtems_task_argument argument);
void test_tarfs_load(void);

#define TARFILE_START tar02_tar
#define TARFILE_SIZE  tar02_tar_size

static const char file[] = "/home/test_file";

static const char content_0[] =
  "This is a test of loading an RTEMS filesystem from an\n"
  "initial tar image.\n";

static const char content_1[] =
  "This is a test of loading an RTEMS filesystem from an\n"
  "initial tar image.\n"
  "And some other stuff.\n";

static char buf[sizeof(content_1) - 1];

static void check_file(
  const char *file,
  const char *expected_content,
  char *buf,
  size_t size
)
{
  int fd;
  ssize_t n;
  int rv;

  fd = open(file, O_RDONLY);
  rtems_test_assert(fd >= 0);

  n = read(fd, buf, size);
  rtems_test_assert(n == (ssize_t) size);

  rtems_test_assert(memcmp(expected_content, buf, size) == 0);

  rv = close(fd);
  rtems_test_assert(rv == 0);
}

static void write_file(
  const char *file,
  const char *content,
  size_t size
)
{
  int fd;
  ssize_t n;
  int rv;

  fd = open(file, O_WRONLY);
  rtems_test_assert(fd >= 0);

  n = write(fd, content, size);
  rtems_test_assert(n == (ssize_t) size);

  rv = close(fd);
  rtems_test_assert(rv == 0);
}

/* FIXME */
void test_cat(
  const char *file,
  int         offset_arg,
  int         length
);

void test_tarfs_load(void)
{
  rtems_status_code sc;

  printf("Loading tarfs image ... ");
  sc = rtems_tarfs_load("/",(void *)TARFILE_START, TARFILE_SIZE);
  if (sc != RTEMS_SUCCESSFUL) {
    printf ("error: untar failed: %s\n", rtems_status_text (sc));
    exit(1);
  }
  printf ("successful\n");

  /******************/
  printf( "========= /home/test_file =========\n" );
  test_cat(&file[0], 0, 0);
  check_file(&file[0], &content_0[0], &buf[0], sizeof(content_0) - 1);
  write_file(&file[0], &content_1[0], sizeof(content_1) - 1);
  check_file(&file[0], &content_1[0], &buf[0], sizeof(content_1) - 1);

  /******************/
  printf( "========= /symlink =========\n" );
  test_cat( "/symlink", 0, 0 );
}

rtems_task Init(
  rtems_task_argument ignored
)
{
  TEST_BEGIN();

  test_tarfs_load();

  TEST_END();
  exit( 0 );
}


/* NOTICE: the clock driver is explicitly disabled */
#define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER

#define CONFIGURE_MAXIMUM_TASKS            1
#define CONFIGURE_MAXIMUM_FILE_DESCRIPTORS 5

#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION

#define CONFIGURE_RTEMS_INIT_TASKS_TABLE

#define CONFIGURE_INIT
#include <rtems/confdefs.h>