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...
...
...
#define FX_SOURCE_CODE
#include "fx_api.h"
#include "fx_system.h"
#include "fx_directory.h"
#include "fx_file.h"
#include "fx_utility.h"
5 includes#ifdef FX_ENABLE_FAULT_TOLERANT
#include "fx_fault_tolerant.h"
#endif
...
...
UINT _fx_file_attributes_set(FX_MEDIA *media_ptr, CHAR *file_name, UINT attributes)
{
UINT status;
ULONG open_count;
FX_FILE *search_ptr;
FX_DIR_ENTRY dir_entry;
UCHAR not_a_file_attr;
#ifndef FX_MEDIA_STATISTICS_DISABLE
media_ptr -> fx_media_file_attributes_sets++;/* ... */
#endif
dir_entry.fx_dir_entry_name = media_ptr -> fx_media_name_buffer + FX_MAX_LONG_NAME_LEN;
dir_entry.fx_dir_entry_short_name[0] = 0;
if (media_ptr -> fx_media_id != FX_MEDIA_ID)
{
return(FX_MEDIA_NOT_OPEN);
}if (media_ptr -> fx_media_id != FX_MEDIA_ID) { ... }
#ifdef FX_ENABLE_EXFAT
if (media_ptr -> fx_media_FAT_type == FX_exFAT)
{
not_a_file_attr = FX_DIRECTORY;
}if (media_ptr -> fx_media_FAT_type == FX_exFAT) { ... }
else
{
#endif
not_a_file_attr = FX_DIRECTORY | FX_VOLUME;
#ifdef FX_ENABLE_EXFAT
}else { ... }
#endif
FX_TRACE_IN_LINE_INSERT(FX_TRACE_FILE_ATTRIBUTES_SET, media_ptr, file_name, attributes, 0, FX_TRACE_FILE_EVENTS, 0, 0)
FX_PROTECT
if (media_ptr -> fx_media_driver_write_protect)
{
FX_UNPROTECT
return(FX_WRITE_PROTECT);
}if (media_ptr -> fx_media_driver_write_protect) { ... }
status = _fx_directory_search(media_ptr, file_name, &dir_entry, FX_NULL, FX_NULL);
if (status != FX_SUCCESS)
{
FX_UNPROTECT
return(status);
}if (status != FX_SUCCESS) { ... }
if (dir_entry.fx_dir_entry_attributes & not_a_file_attr)
{
FX_UNPROTECT
return(FX_NOT_A_FILE);
}if (dir_entry.fx_dir_entry_attributes & not_a_file_attr) { ... }
/* ... */
open_count = media_ptr -> fx_media_opened_file_count;
search_ptr = media_ptr -> fx_media_opened_file_list;
while (open_count)
{
if ((search_ptr -> fx_file_dir_entry.fx_dir_entry_log_sector == dir_entry.fx_dir_entry_log_sector) &&
(search_ptr -> fx_file_dir_entry.fx_dir_entry_byte_offset == dir_entry.fx_dir_entry_byte_offset))
{
FX_UNPROTECT
return(FX_ACCESS_ERROR);
}if ((search_ptr -> fx_file_dir_entry.fx_dir_entry_log_sector == dir_entry.fx_dir_entry_log_sector) && (search_ptr -> fx_file_dir_entry.fx_dir_entry_byte_offset == dir_entry.fx_dir_entry_byte_offset)) { ... }
search_ptr = search_ptr -> fx_file_opened_next;
open_count--;
}while (open_count) { ... }
dir_entry.fx_dir_entry_attributes = (UCHAR)attributes;
#ifdef FX_ENABLE_FAULT_TOLERANT
_fx_fault_tolerant_transaction_start(media_ptr);/* ... */
#endif
#ifdef FX_ENABLE_EXFAT
if (media_ptr -> fx_media_FAT_type == FX_exFAT)
{
status = _fx_directory_exFAT_entry_write(media_ptr, &dir_entry, UPDATE_FILE);
}if (media_ptr -> fx_media_FAT_type == FX_exFAT) { ... }
else
{
#endif
status = _fx_directory_entry_write(media_ptr, &dir_entry);
#ifdef FX_ENABLE_EXFAT
}else { ... }
#endif
#ifdef FX_ENABLE_FAULT_TOLERANT
if (status != FX_SUCCESS)
{
FX_FAULT_TOLERANT_TRANSACTION_FAIL(media_ptr);
FX_UNPROTECT
return(status);
}if (status != FX_SUCCESS) { ... }
status = _fx_fault_tolerant_transaction_end(media_ptr);/* ... */
#endif
FX_UNPROTECT
return(status);
}{ ... }