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353 lines
16 KiB
C
353 lines
16 KiB
C
/* This test is determined to cover lines in fx_unicode_directory_entry_read.c. */
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/* We need a dir_entry whose first byte, ordinal number byte, is big enoutgh to exceed the the */
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/* limit of FX_MAX_LONG_NAME_LEN, so we created a disk with a corrupt dir_entry. */
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#ifndef FX_STANDALONE_ENABLE
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#include "tx_api.h"
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#include "tx_thread.h"
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#endif
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#include "fx_api.h"
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#include "fx_ram_driver_test.h"
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#include "fx_utility.h"
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#include "fx_unicode.h"
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#include <stdio.h>
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#define DEMO_STACK_SIZE 8192
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#define CACHE_SIZE 16*128
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/* Define the ThreadX and FileX object control blocks... */
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#ifndef FX_STANDALONE_ENABLE
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static TX_THREAD ftest_0;
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#endif
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static FX_MEDIA ram_disk;
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/* Define the counters used in the test application... */
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#ifndef FX_STANDALONE_ENABLE
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static UCHAR *ram_disk_memory;
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static UCHAR *cache_buffer;
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#else
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static UCHAR cache_buffer[CACHE_SIZE];
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#endif
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/* Define thread prototypes. */
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void filex_unicode_directory_entry_test_application_define(void *first_unused_memory);
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static void ftest_0_entry(ULONG thread_input);
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VOID _fx_ram_driver(FX_MEDIA *media_ptr);
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void test_control_return(UINT status);
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/* Create a terrible driver. */
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static UINT driver_called_counter = 0;
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static void _fx_terrible_driver(FX_MEDIA *media_ptr)
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{
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driver_called_counter++;
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// printf("\n_fx_terrible_driver has been called %d times.", driver_called_counter);
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if (
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(driver_called_counter <= 3)
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)
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{
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media_ptr -> fx_media_driver_status = FX_IO_ERROR;
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return;
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}
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(* _fx_ram_driver)(media_ptr);
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}
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/* Define what the initial system looks like. */
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#ifdef CTEST
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void test_application_define(void *first_unused_memory)
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#else
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void filex_unicode_directory_entry_test_application_define(void *first_unused_memory)
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#endif
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{
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#ifndef FX_STANDALONE_ENABLE
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UCHAR *pointer;
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/* Setup the working pointer. */
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pointer = (UCHAR *) first_unused_memory;
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/* Create the main thread. */
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tx_thread_create(&ftest_0, "thread 0", ftest_0_entry, 0,
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pointer, DEMO_STACK_SIZE,
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4, 4, TX_NO_TIME_SLICE, TX_AUTO_START);
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pointer = pointer + DEMO_STACK_SIZE;
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/* Setup memory for the RAM disk and the sector cache. */
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cache_buffer = pointer;
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pointer = pointer + CACHE_SIZE;
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ram_disk_memory = pointer;
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#endif
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/* Initialize the FileX system. */
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fx_system_initialize();
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#ifdef FX_STANDALONE_ENABLE
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ftest_0_entry(0);
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#endif
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}
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/* Define the test threads. */
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static void ftest_0_entry(ULONG thread_input)
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{
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UINT status;
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UCHAR destination_name[100] = {0};
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UCHAR buffer[512];
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UCHAR long_unicode_name[] = {2, 0, 3, 0, 4, 0, 5, 0, 6, 0, 7, 0, 8, 0, 9, 0, 10, 0, 11, 0, 12, 0, 13, 0, 14, 0, 15, 0, 0, 0};
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ULONG length = 14;
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ULONG dir_num1, dir_num2;
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FX_LOCAL_PATH local_path;
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FX_DIR_ENTRY source_dir, destination_dir;
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FX_PARAMETER_NOT_USED(thread_input);
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/* Print out some test information banners. */
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printf("FileX Test: Unicode directory entry test...........................");
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/* Format the media. This needs to be done before opening it! */
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status = fx_media_format(&ram_disk,
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_fx_ram_driver, // Driver entry
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ram_disk_memory, // RAM disk memory pointer
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cache_buffer, // Media buffer pointer
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CACHE_SIZE, // Media buffer size
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"MY_RAM_DISK", // Volume Name
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1, // Number of FATs
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32, // Directory Entries
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0, // Hidden sectors
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512, // Total sectors
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128, // Sector size
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1, // Sectors per cluster
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1, // Heads
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1); // Sectors per track
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/* Determine if the format had an error. */
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return_value_if_fail( status == FX_SUCCESS, 2);
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/* Open the ram_disk. */
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status = fx_media_open(&ram_disk, "RAM DISK", _fx_ram_driver, ram_disk_memory, cache_buffer, CACHE_SIZE);
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return_value_if_fail( status == FX_SUCCESS, 3);
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/* For coverage test in fx_directory_free_search.c.
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387 : 4380 : status = _fx_directory_entry_write(media_ptr, entry_ptr);
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388 [ - + ]: 4380 : if(status != FX_SUCCESS)
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389 : : {
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390 : 0 : return(status);
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391 : : }
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*/
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_fx_directory_entry_write_error_request = 1;
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/* call fx_unicode_directory_create -call-> _fx_unicode_directory_search -call-> _fx_unicode_directory_entry_read */
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status = fx_unicode_directory_create(&ram_disk, long_unicode_name, length, (CHAR *) destination_name);
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return_value_if_fail( status == FX_IO_ERROR, 3);
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/* Close the media to flush buffer. Now we have a disk with a corrupt dir_entry. */
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status = fx_media_close(&ram_disk);
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return_value_if_fail( status == FX_SUCCESS, 4);
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/* Format the media. This needs to be done before opening it! */
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status = fx_media_format(&ram_disk,
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_fx_ram_driver, // Driver entry
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ram_disk_memory, // RAM disk memory pointer
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cache_buffer, // Media buffer pointer
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CACHE_SIZE, // Media buffer size
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"MY_RAM_DISK", // Volume Name
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1, // Number of FATs
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32, // Directory Entries
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0, // Hidden sectors
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512, // Total sectors
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128, // Sector size
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1, // Sectors per cluster
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1, // Heads
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1); // Sectors per track
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/* Determine if the format had an error. */
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return_value_if_fail( status == FX_SUCCESS, 2);
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/* Open the ram_disk. */
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status = fx_media_open(&ram_disk, "RAM DISK", _fx_ram_driver, ram_disk_memory, cache_buffer, CACHE_SIZE);
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return_value_if_fail( status == FX_SUCCESS, 3);
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/* Disable write protect */
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ram_disk.fx_media_driver_write_protect = FX_FALSE;
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/* call fx_unicode_directory_create -call-> _fx_unicode_directory_search -call-> _fx_unicode_directory_entry_read */
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status = fx_unicode_directory_create(&ram_disk, long_unicode_name, length, (CHAR *) destination_name);
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return_value_if_fail( status == FX_SUCCESS, 3);
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/* After creating first directory on a new disk, the first dir_entry must be located at the head of the disk memory buffer. */
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/* Modify the first byte, ordinal number byte, to make a mistake. */
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*ram_disk.fx_media_memory_buffer |= 0x1f;
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/* Close the media to flush buffer. Now we have a disk with a corrupt dir_entry. */
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status = fx_media_close(&ram_disk);
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return_value_if_fail( status == FX_SUCCESS, 4);
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/* Open the media and try to create the directory again to see what happened. */
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status = fx_media_open(&ram_disk, "RAM DISK", _fx_ram_driver, ram_disk_memory, cache_buffer, CACHE_SIZE);
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return_value_if_fail( status == FX_SUCCESS, 5);
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#if !defined(FX_ENABLE_FAULT_TOLERANT) && !defined(FX_DISABLE_CACHE)
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/* Try to recreate the same directory to see what happened. */
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status = fx_unicode_directory_create(&ram_disk, long_unicode_name, length, (CHAR *) destination_name);
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return_value_if_fail( status == FX_SUCCESS, 6);
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#endif
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/* At this point the three dir_entry belongs to original directory is invalid(new dir_entry's byteoffset in memory buffer is 96 bytes). */
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/* Close the media to flush buffer. Now we have a disk with a corrupt dir_entry. */
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status = fx_media_close(&ram_disk);
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return_value_if_fail( status == FX_SUCCESS, 7);
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/* This time, we'll modify the second dir_entry's first byte, ordinal byte, which will make the filesystem keep reading entries until FX_FILE_CORRUPT. */
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/* Format the media. This needs to be done before opening it! */
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status = fx_media_format(&ram_disk,
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_fx_ram_driver, // Driver entry
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ram_disk_memory, // RAM disk memory pointer
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cache_buffer, // Media buffer pointer
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CACHE_SIZE, // Media buffer size
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"MY_RAM_DISK", // Volume Name
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1, // Number of FATs
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32, // Directory Entries
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0, // Hidden sectors
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512, // Total sectors
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128, // Sector size
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1, // Sectors per cluster
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1, // Heads
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1); // Sectors per track
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/* Open the ram_disk. */
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status += fx_media_open(&ram_disk, "RAM DISK", _fx_ram_driver, ram_disk_memory, cache_buffer, CACHE_SIZE);
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return_value_if_fail( status == FX_SUCCESS, 8);
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/* Disable write protect */
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ram_disk.fx_media_driver_write_protect = FX_FALSE;
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/* call fx_unicode_directory_create -call-> _fx_unicode_directory_search -call-> _fx_unicode_directory_entry_read */
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status = fx_unicode_directory_create(&ram_disk, long_unicode_name, length, (CHAR *) destination_name);
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return_value_if_fail( status == FX_SUCCESS, 9);
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/* Modify second dir_entry this time to make a mistake. */
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ram_disk.fx_media_memory_buffer[32] |= 0x1f;
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/* Close the media to flush buffer. Now we have a disk with a corrupt dir_entry. */
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status = fx_media_close(&ram_disk);
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return_value_if_fail( status == FX_SUCCESS, 10);
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/* Open the media and try to create the directory again to see what happened. */
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status = fx_media_open(&ram_disk, "RAM DISK", _fx_ram_driver, ram_disk_memory, cache_buffer, CACHE_SIZE);
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return_value_if_fail( status == FX_SUCCESS, 11);
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#if !defined(FX_ENABLE_FAULT_TOLERANT) && !defined(FX_DISABLE_CACHE)
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/* Try to recreate the same directory to see what happened. */
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status = fx_unicode_directory_create(&ram_disk, long_unicode_name, length, (CHAR *) destination_name);
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/* Since there are no appropriate long name dir_entry behind, the filesystem will read data continously untill logic sector overflow. */
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return_value_if_fail( status == FX_FILE_CORRUPT, 12);
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#endif
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/* Add terrible driver to make IO mistake. */
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status = fx_media_close(&ram_disk);
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return_value_if_fail( status == FX_SUCCESS, 13);
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/* Format the media. This needs to be done before opening it! */
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status = fx_media_format(&ram_disk,
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_fx_ram_driver, // Driver entry
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ram_disk_memory, // RAM disk memory pointer
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cache_buffer, // Media buffer pointer
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CACHE_SIZE, // Media buffer size
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"MY_RAM_DISK", // Volume Name
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1, // Number of FATs
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32, // Directory Entries
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0, // Hidden sectors
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512, // Total sectors
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128, // Sector size
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1, // Sectors per cluster
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1, // Heads
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1); // Sectors per track
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return_value_if_fail( status == FX_SUCCESS, 14);
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/* Open the ram_disk. */
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status = fx_media_open(&ram_disk, "RAM DISK", _fx_ram_driver, ram_disk_memory, cache_buffer, CACHE_SIZE);
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return_value_if_fail( status == FX_SUCCESS, 15);
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/* Register our terrible driver. */
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ram_disk.fx_media_driver_entry = _fx_terrible_driver;
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status = fx_unicode_directory_create(&ram_disk, long_unicode_name, length, (CHAR *) destination_name);
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return_value_if_fail( status == FX_IO_ERROR, 16);
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/* Unregister our terrible driver. */
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ram_disk.fx_media_driver_entry = _fx_ram_driver;
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status = fx_media_abort( &ram_disk);
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return_value_if_fail( status == FX_SUCCESS, 17);
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/* Format the media. This needs to be done before opening it! */
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status = fx_media_format(&ram_disk,
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_fx_ram_driver, // Driver entry
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ram_disk_memory, // RAM disk memory pointer
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cache_buffer, // Media buffer pointer
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128, // Media buffer size
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"MY_RAM_DISK", // Volume Name
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1, // Number of FATs
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32, // Directory Entries
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0, // Hidden sectors
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512, // Total sectors
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128, // Sector size
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1, // Sectors per cluster
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1, // Heads
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1); // Sectors per track
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/* Open the ram_disk. */
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status += fx_media_open(&ram_disk, "RAM DISK", _fx_ram_driver, ram_disk_memory, cache_buffer, CACHE_SIZE);
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return_value_if_fail( status == FX_SUCCESS, 18);
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/* Set local path at a sub_directory. */
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length = fx_unicode_length_get( long_unicode_name);
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status = fx_unicode_directory_create( &ram_disk, long_unicode_name, length, (CHAR *)destination_name);
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#ifndef FX_STANDALONE_ENABLE
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status += fx_directory_local_path_set(&ram_disk, &local_path, (CHAR *)destination_name);
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#else
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status += fx_directory_default_set(&ram_disk, (CHAR *)destination_name);
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#endif
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return_value_if_fail( status == FX_SUCCESS, 19);
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/* Call _fx_unicode_directory_entry_read with uncorrect initial information. */
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destination_dir.fx_dir_entry_name = (CHAR *)buffer;
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source_dir.fx_dir_entry_last_search_cluster = 1;
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source_dir.fx_dir_entry_last_search_relative_cluster = 1;
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dir_num1 = 0;
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status = _fx_unicode_directory_entry_read( &ram_disk, &source_dir, &dir_num1, &destination_dir, destination_name, &dir_num2);
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/* Call _fx_unicode_directory_entry_read with uncorrect initial information. */
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source_dir.fx_dir_entry_last_search_cluster = 1;
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source_dir.fx_dir_entry_last_search_relative_cluster = 0;
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source_dir.fx_dir_entry_last_search_log_sector = 1;
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source_dir.fx_dir_entry_log_sector = 0;
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status = _fx_unicode_directory_entry_read( &ram_disk, &source_dir, &dir_num1, &destination_dir, destination_name, &dir_num2);
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/* Call _fx_unicode_directory_entry_read with uncorrect initial information. */
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source_dir.fx_dir_entry_last_search_cluster = 1;
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source_dir.fx_dir_entry_last_search_relative_cluster = 0;
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source_dir.fx_dir_entry_last_search_byte_offset = 0x20;
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source_dir.fx_dir_entry_byte_offset = 0;
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source_dir.fx_dir_entry_last_search_log_sector = 0;
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source_dir.fx_dir_entry_log_sector = 0;
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status = _fx_unicode_directory_entry_read( &ram_disk, &source_dir, &dir_num1, &destination_dir, destination_name, &dir_num2);
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/* Attempt to cover the branch at Line 140 in fx_utility_FAT_map_flush.c. */
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for (UINT i = 0; i < 128; i++)
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ram_disk.fx_media_fat_secondary_update_map[i] = 0xff;
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_fx_utility_FAT_map_flush( &ram_disk);
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printf("SUCCESS!\n");
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test_control_return(0);
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}
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