[01211720] | 1 | /** |
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| 2 | * @file |
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| 3 | * |
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| 4 | * @ingroup tests |
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| 5 | * |
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| 6 | * @brief Block device tests. |
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| 7 | */ |
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| 8 | |
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| 9 | /* |
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| 10 | * Copyright (c) 2012 embedded brains GmbH. All rights reserved. |
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| 11 | * |
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| 12 | * embedded brains GmbH |
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| 13 | * Obere Lagerstr. 30 |
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| 14 | * 82178 Puchheim |
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| 15 | * Germany |
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| 16 | * <rtems@embedded-brains.de> |
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| 17 | * |
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| 18 | * The license and distribution terms for this file may be |
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| 19 | * found in the file LICENSE in this distribution or at |
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[c499856] | 20 | * http://www.rtems.org/license/LICENSE. |
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[01211720] | 21 | */ |
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| 22 | |
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| 23 | #ifdef HAVE_CONFIG_H |
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| 24 | #include "config.h" |
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| 25 | #endif |
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| 26 | |
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| 27 | #include "tmacros.h" |
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| 28 | |
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| 29 | #include <sys/stat.h> |
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| 30 | #include <stdio.h> |
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| 31 | #include <fcntl.h> |
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| 32 | #include <stdlib.h> |
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| 33 | #include <unistd.h> |
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| 34 | |
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| 35 | #include <rtems.h> |
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| 36 | #include <rtems/ramdisk.h> |
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| 37 | #include <rtems/diskdevs.h> |
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| 38 | #include <rtems/malloc.h> |
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| 39 | |
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[f8b2eb03] | 40 | const char rtems_test_name[] = "BLOCK 11"; |
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| 41 | |
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[4c86e3d] | 42 | /* forward declarations to avoid warnings */ |
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| 43 | static rtems_task Init(rtems_task_argument argument); |
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| 44 | |
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[01211720] | 45 | #define ASSERT_SC(sc) rtems_test_assert((sc) == RTEMS_SUCCESSFUL) |
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| 46 | |
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| 47 | #define CHUNK_MAX 32U |
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| 48 | |
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| 49 | #define AREA_SIZE ((CHUNK_MAX * (CHUNK_MAX + 1U)) / 2U) |
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| 50 | |
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| 51 | #define BLOCK_SIZE 4U |
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| 52 | |
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| 53 | #define BLOCK_COUNT (AREA_SIZE / BLOCK_SIZE) |
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| 54 | |
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| 55 | static const char rda [] = "/dev/rda"; |
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| 56 | |
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| 57 | static const char rda1 [] = "/dev/rda1"; |
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| 58 | |
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[e1b96b8] | 59 | static const char dev_invalid [] = "/dev/invalid"; |
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| 60 | |
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[01211720] | 61 | static const char not_exist [] = "not_exist"; |
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| 62 | |
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| 63 | static const char not_blkdev [] = "not_blkdev"; |
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| 64 | |
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| 65 | static const char invalid_blkdev [] = "invalid_blkdev"; |
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| 66 | |
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| 67 | static long area_a [AREA_SIZE / sizeof(long)]; |
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| 68 | |
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| 69 | static long area_b [AREA_SIZE / sizeof(long)]; |
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| 70 | |
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[e1b96b8] | 71 | static rtems_status_code invalid_initialize( |
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| 72 | rtems_device_major_number major, |
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| 73 | rtems_device_minor_number minor, |
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| 74 | void *arg |
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| 75 | ) |
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| 76 | { |
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| 77 | rtems_status_code sc; |
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| 78 | |
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| 79 | sc = rtems_io_register_name(&dev_invalid[0], major, 0); |
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| 80 | ASSERT_SC(sc); |
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| 81 | |
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| 82 | return sc; |
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| 83 | } |
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| 84 | |
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| 85 | static rtems_status_code invalid_control( |
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| 86 | rtems_device_major_number major, |
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| 87 | rtems_device_minor_number minor, |
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| 88 | void *arg |
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| 89 | ) |
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| 90 | { |
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| 91 | return RTEMS_INVALID_NUMBER; |
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| 92 | } |
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| 93 | |
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[01211720] | 94 | static void area_init(long *area) |
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| 95 | { |
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| 96 | size_t i; |
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| 97 | size_t n = AREA_SIZE / sizeof(long); |
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| 98 | |
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| 99 | for (i = 0; i < n; ++i) { |
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| 100 | area [i] = mrand48(); |
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| 101 | } |
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| 102 | } |
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| 103 | |
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| 104 | static void area_read(int fd, long *area) |
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| 105 | { |
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| 106 | size_t i; |
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| 107 | size_t n = CHUNK_MAX; |
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| 108 | char *dst = (char *) area; |
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| 109 | |
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| 110 | for (i = 0; i <= n; ++i) { |
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| 111 | ssize_t m = read(fd, dst, i); |
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| 112 | rtems_test_assert(m == (ssize_t) i); |
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| 113 | dst += i; |
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| 114 | } |
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| 115 | } |
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| 116 | |
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| 117 | static void area_write(int fd, const long *area) |
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| 118 | { |
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| 119 | size_t i; |
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| 120 | size_t n = CHUNK_MAX; |
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| 121 | const char *src = (const char *) area; |
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| 122 | |
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| 123 | for (i = 0; i <= n; ++i) { |
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| 124 | ssize_t m = write(fd, src, i); |
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| 125 | rtems_test_assert(m == (ssize_t) i); |
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| 126 | src += i; |
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| 127 | } |
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| 128 | } |
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| 129 | |
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| 130 | static void area_compare(const long *area_a, const long *area_b, bool equal) |
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| 131 | { |
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| 132 | bool actual_equal = memcmp(area_a, area_b, AREA_SIZE) == 0; |
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| 133 | rtems_test_assert(actual_equal == equal); |
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| 134 | } |
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| 135 | |
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| 136 | static void test_blkdev_imfs_read_and_write(void) |
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| 137 | { |
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| 138 | rtems_status_code sc; |
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| 139 | int rv; |
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| 140 | ramdisk *rd; |
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| 141 | int fd; |
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| 142 | off_t off; |
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| 143 | |
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| 144 | rd = ramdisk_allocate(area_a, BLOCK_SIZE, BLOCK_COUNT, false); |
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| 145 | rtems_test_assert(rd != NULL); |
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| 146 | |
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| 147 | ramdisk_enable_free_at_delete_request(rd); |
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| 148 | |
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| 149 | sc = rtems_blkdev_create( |
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| 150 | rda, |
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| 151 | BLOCK_SIZE, |
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| 152 | BLOCK_COUNT, |
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| 153 | ramdisk_ioctl, |
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| 154 | rd |
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| 155 | ); |
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| 156 | ASSERT_SC(sc); |
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| 157 | |
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| 158 | fd = open(rda, O_RDWR); |
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| 159 | rtems_test_assert(fd >= 0); |
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| 160 | |
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| 161 | area_init(area_a); |
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| 162 | area_read(fd, area_b); |
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| 163 | area_compare(area_a, area_b, true); |
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| 164 | |
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| 165 | off = lseek(fd, 0, SEEK_SET); |
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| 166 | rtems_test_assert(off == 0); |
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| 167 | |
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| 168 | area_init(area_b); |
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| 169 | area_write(fd, area_b); |
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| 170 | area_compare(area_a, area_b, false); |
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| 171 | |
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| 172 | rv = close(fd); |
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| 173 | rtems_test_assert(rv == 0); |
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| 174 | |
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| 175 | rv = unlink(rda); |
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| 176 | rtems_test_assert(rv == 0); |
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| 177 | |
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| 178 | area_compare(area_a, area_b, true); |
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| 179 | } |
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| 180 | |
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| 181 | static void test_blkdev_imfs_parameters(void) |
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| 182 | { |
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| 183 | rtems_status_code sc; |
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| 184 | int rv; |
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| 185 | ramdisk *rd; |
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| 186 | int fd; |
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[40284de] | 187 | rtems_disk_device *dd; |
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[01211720] | 188 | struct stat st; |
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| 189 | |
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| 190 | rd = ramdisk_allocate(NULL, BLOCK_SIZE, BLOCK_COUNT, false); |
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| 191 | rtems_test_assert(rd != NULL); |
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| 192 | |
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| 193 | ramdisk_enable_free_at_delete_request(rd); |
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| 194 | |
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| 195 | sc = rtems_blkdev_create( |
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| 196 | rda, |
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| 197 | BLOCK_SIZE, |
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| 198 | BLOCK_COUNT, |
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| 199 | ramdisk_ioctl, |
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| 200 | rd |
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| 201 | ); |
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| 202 | ASSERT_SC(sc); |
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| 203 | |
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| 204 | sc = rtems_blkdev_create_partition( |
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| 205 | rda1, |
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| 206 | rda, |
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| 207 | 1, |
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| 208 | BLOCK_COUNT - 1 |
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| 209 | ); |
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| 210 | ASSERT_SC(sc); |
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| 211 | |
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| 212 | fd = open(rda, O_RDWR); |
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| 213 | rtems_test_assert(fd >= 0); |
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| 214 | |
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| 215 | rv = fstat(fd, &st); |
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| 216 | rtems_test_assert(rv == 0); |
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| 217 | |
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| 218 | rv = rtems_disk_fd_get_disk_device(fd, &dd); |
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| 219 | rtems_test_assert(rv == 0); |
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| 220 | |
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| 221 | rtems_test_assert(rtems_disk_get_driver_data(dd) == rd); |
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| 222 | rtems_test_assert(rtems_disk_get_device_identifier(dd) == st.st_rdev); |
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| 223 | rtems_test_assert(rtems_disk_get_media_block_size(dd) == BLOCK_SIZE); |
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| 224 | rtems_test_assert(rtems_disk_get_block_size(dd) == BLOCK_SIZE); |
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| 225 | rtems_test_assert(rtems_disk_get_block_begin(dd) == 0); |
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| 226 | rtems_test_assert(rtems_disk_get_block_count(dd) == BLOCK_COUNT); |
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| 227 | |
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| 228 | rv = close(fd); |
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| 229 | rtems_test_assert(rv == 0); |
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| 230 | |
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| 231 | fd = open(rda1, O_RDWR); |
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| 232 | rtems_test_assert(fd >= 0); |
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| 233 | |
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| 234 | rv = fstat(fd, &st); |
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| 235 | rtems_test_assert(rv == 0); |
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| 236 | |
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| 237 | rv = rtems_disk_fd_get_disk_device(fd, &dd); |
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| 238 | rtems_test_assert(rv == 0); |
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| 239 | |
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| 240 | rtems_test_assert(rtems_disk_get_driver_data(dd) == rd); |
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| 241 | rtems_test_assert(rtems_disk_get_device_identifier(dd) == st.st_rdev); |
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| 242 | rtems_test_assert(rtems_disk_get_media_block_size(dd) == BLOCK_SIZE); |
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| 243 | rtems_test_assert(rtems_disk_get_block_size(dd) == BLOCK_SIZE); |
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| 244 | rtems_test_assert(rtems_disk_get_block_begin(dd) == 1); |
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| 245 | rtems_test_assert(rtems_disk_get_block_count(dd) == BLOCK_COUNT - 1); |
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| 246 | |
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| 247 | rv = close(fd); |
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| 248 | rtems_test_assert(rv == 0); |
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| 249 | |
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| 250 | rv = unlink(rda1); |
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| 251 | rtems_test_assert(rv == 0); |
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| 252 | |
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| 253 | rv = unlink(rda); |
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| 254 | rtems_test_assert(rv == 0); |
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| 255 | } |
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| 256 | |
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| 257 | static void test_blkdev_imfs_errors(void) |
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| 258 | { |
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[317ee8d] | 259 | static uintptr_t disk_size [] = { sizeof(rtems_disk_device) + sizeof(int) }; |
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| 260 | |
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[01211720] | 261 | rtems_status_code sc; |
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| 262 | int rv; |
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| 263 | ramdisk *rd; |
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| 264 | void *opaque; |
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[e1b96b8] | 265 | struct stat st; |
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[01211720] | 266 | |
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| 267 | rd = ramdisk_allocate(NULL, BLOCK_SIZE, BLOCK_COUNT, false); |
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| 268 | rtems_test_assert(rd != NULL); |
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| 269 | |
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| 270 | ramdisk_enable_free_at_delete_request(rd); |
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| 271 | |
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| 272 | sc = rtems_blkdev_create( |
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| 273 | rda, |
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| 274 | 0, |
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| 275 | BLOCK_COUNT, |
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| 276 | ramdisk_ioctl, |
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| 277 | rd |
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| 278 | ); |
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| 279 | rtems_test_assert(sc == RTEMS_INVALID_NUMBER); |
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| 280 | |
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| 281 | sc = rtems_blkdev_create( |
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| 282 | rda, |
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| 283 | BLOCK_SIZE, |
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| 284 | 0, |
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| 285 | ramdisk_ioctl, |
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| 286 | rd |
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| 287 | ); |
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| 288 | rtems_test_assert(sc == RTEMS_INVALID_NUMBER); |
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| 289 | |
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[317ee8d] | 290 | opaque = rtems_heap_greedy_allocate(NULL, 0); |
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[01211720] | 291 | sc = rtems_blkdev_create( |
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| 292 | rda, |
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| 293 | BLOCK_SIZE, |
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| 294 | BLOCK_COUNT, |
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| 295 | ramdisk_ioctl, |
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| 296 | rd |
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| 297 | ); |
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| 298 | rtems_test_assert(sc == RTEMS_NO_MEMORY); |
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| 299 | rtems_heap_greedy_free(opaque); |
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| 300 | |
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[317ee8d] | 301 | opaque = rtems_heap_greedy_allocate(disk_size, 1); |
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[01211720] | 302 | sc = rtems_blkdev_create( |
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| 303 | rda, |
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| 304 | BLOCK_SIZE, |
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| 305 | BLOCK_COUNT, |
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| 306 | ramdisk_ioctl, |
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| 307 | rd |
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| 308 | ); |
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| 309 | rtems_test_assert(sc == RTEMS_UNSATISFIED); |
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| 310 | rtems_heap_greedy_free(opaque); |
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| 311 | |
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| 312 | sc = rtems_blkdev_create( |
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| 313 | rda, |
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| 314 | BLOCK_SIZE, |
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| 315 | BLOCK_COUNT, |
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| 316 | ramdisk_ioctl, |
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| 317 | rd |
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| 318 | ); |
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| 319 | ASSERT_SC(sc); |
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| 320 | |
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| 321 | sc = rtems_blkdev_create_partition( |
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| 322 | rda1, |
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| 323 | not_exist, |
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| 324 | 0, |
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| 325 | BLOCK_COUNT |
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| 326 | ); |
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| 327 | rtems_test_assert(sc == RTEMS_INVALID_ID); |
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| 328 | |
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[e1b96b8] | 329 | rv = lstat(&dev_invalid[0], &st); |
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| 330 | rtems_test_assert(rv == 0); |
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| 331 | |
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| 332 | rv = mknod(not_blkdev, S_IFREG | S_IRWXU | S_IRWXG | S_IRWXO, st.st_rdev); |
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[01211720] | 333 | rtems_test_assert(rv == 0); |
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| 334 | |
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| 335 | sc = rtems_blkdev_create_partition( |
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| 336 | rda1, |
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| 337 | not_blkdev, |
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| 338 | 0, |
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| 339 | BLOCK_COUNT |
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| 340 | ); |
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| 341 | rtems_test_assert(sc == RTEMS_INVALID_NODE); |
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| 342 | |
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[e1b96b8] | 343 | rv = mknod(invalid_blkdev, S_IFBLK | S_IRWXU | S_IRWXG | S_IRWXO, st.st_rdev); |
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[01211720] | 344 | rtems_test_assert(rv == 0); |
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| 345 | |
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| 346 | sc = rtems_blkdev_create_partition( |
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| 347 | rda1, |
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| 348 | invalid_blkdev, |
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| 349 | 0, |
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| 350 | BLOCK_COUNT |
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| 351 | ); |
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| 352 | rtems_test_assert(sc == RTEMS_NOT_IMPLEMENTED); |
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| 353 | |
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| 354 | sc = rtems_blkdev_create_partition( |
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| 355 | rda1, |
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| 356 | rda, |
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| 357 | 0, |
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| 358 | 0 |
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| 359 | ); |
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| 360 | rtems_test_assert(sc == RTEMS_INVALID_NUMBER); |
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| 361 | |
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| 362 | sc = rtems_blkdev_create_partition( |
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| 363 | rda1, |
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| 364 | rda, |
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| 365 | BLOCK_COUNT, |
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| 366 | BLOCK_COUNT |
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| 367 | ); |
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| 368 | rtems_test_assert(sc == RTEMS_INVALID_NUMBER); |
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| 369 | |
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| 370 | sc = rtems_blkdev_create_partition( |
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| 371 | rda1, |
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| 372 | rda, |
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| 373 | 0, |
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| 374 | BLOCK_COUNT + 1 |
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| 375 | ); |
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| 376 | rtems_test_assert(sc == RTEMS_INVALID_NUMBER); |
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| 377 | |
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[317ee8d] | 378 | opaque = rtems_heap_greedy_allocate(NULL, 0); |
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[01211720] | 379 | sc = rtems_blkdev_create_partition( |
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| 380 | rda1, |
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| 381 | rda, |
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| 382 | 0, |
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| 383 | BLOCK_COUNT |
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| 384 | ); |
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| 385 | rtems_test_assert(sc == RTEMS_NO_MEMORY); |
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| 386 | rtems_heap_greedy_free(opaque); |
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| 387 | |
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[317ee8d] | 388 | opaque = rtems_heap_greedy_allocate(disk_size, 1); |
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[01211720] | 389 | sc = rtems_blkdev_create_partition( |
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| 390 | rda1, |
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| 391 | rda, |
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| 392 | 0, |
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| 393 | BLOCK_COUNT |
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| 394 | ); |
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| 395 | rtems_test_assert(sc == RTEMS_UNSATISFIED); |
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| 396 | rtems_heap_greedy_free(opaque); |
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| 397 | |
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| 398 | rv = unlink(rda); |
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| 399 | rtems_test_assert(rv == 0); |
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| 400 | } |
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| 401 | |
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| 402 | static rtems_task Init(rtems_task_argument argument) |
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| 403 | { |
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[f8b2eb03] | 404 | TEST_BEGIN(); |
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[01211720] | 405 | |
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| 406 | test_blkdev_imfs_read_and_write(); |
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| 407 | test_blkdev_imfs_parameters(); |
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| 408 | test_blkdev_imfs_errors(); |
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| 409 | |
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[f8b2eb03] | 410 | TEST_END(); |
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[01211720] | 411 | exit(0); |
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| 412 | } |
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| 413 | |
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| 414 | #define CONFIGURE_INIT |
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| 415 | |
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[e1b96b8] | 416 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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[c4b8b147] | 417 | #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER |
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[01211720] | 418 | #define CONFIGURE_APPLICATION_NEEDS_LIBBLOCK |
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| 419 | |
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[e1b96b8] | 420 | #define CONFIGURE_APPLICATION_EXTRA_DRIVERS \ |
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| 421 | { .initialization_entry = invalid_initialize, \ |
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| 422 | .control_entry = invalid_control } |
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| 423 | |
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[01211720] | 424 | #define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 5 |
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| 425 | |
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[b6911069] | 426 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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[01211720] | 427 | |
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[f8b2eb03] | 428 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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| 429 | |
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[01211720] | 430 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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| 431 | |
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| 432 | #include <rtems/confdefs.h> |
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