fat_misc.c File Reference

#include <string.h>
#include "fat_misc.h"

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Functions
int	fatfs_entry_is_dir (struct fat_dir_entry *entry)
int	fatfs_entry_is_file (struct fat_dir_entry *entry)
int	fatfs_entry_lfn_exists (struct lfn_cache *lfn, struct fat_dir_entry *entry)
int	fatfs_entry_lfn_invalid (struct fat_dir_entry *entry)
int	fatfs_entry_lfn_text (struct fat_dir_entry *entry)
int	fatfs_entry_sfn_only (struct fat_dir_entry *entry)
void	fatfs_filename_to_lfn (char *filename, uint8 *buffer, int entry, uint8 sfnChk)
void	fatfs_lfn_cache_entry (struct lfn_cache *lfn, uint8 *entryBuffer)
char *	fatfs_lfn_cache_get (struct lfn_cache *lfn)
void	fatfs_lfn_cache_init (struct lfn_cache *lfn, int wipeTable)
int	fatfs_lfn_create_sfn (char *sfn_output, char *filename)
int	fatfs_lfn_entries_required (char *filename)
int	fatfs_lfn_generate_tail (char *sfn_output, char *sfn_input, uint32 tailNum)
void	fatfs_sfn_create_entry (char *shortfilename, uint32 size, uint32 startCluster, struct fat_dir_entry *entry, int dir)

Function Documentation

fatfs_entry_is_dir()

int fatfs_entry_is_dir

(

struct fat_dir_entry *

entry

)

Definition at line 152 of file fat_misc.c.

References fat_dir_entry::Attr, and FILE_TYPE_DIR.

Referenced by fatfs_list_directory_next().

fatfs_entry_is_file()

int fatfs_entry_is_file

(

struct fat_dir_entry *

entry

)

Definition at line 161 of file fat_misc.c.

References fat_dir_entry::Attr, and FILE_TYPE_FILE.

fatfs_entry_lfn_exists()

int fatfs_entry_lfn_exists	(	struct lfn_cache *	lfn,
		struct fat_dir_entry *	entry
	)

Definition at line 132 of file fat_misc.c.

References fat_dir_entry::Attr, FILE_ATTR_LFN_TEXT, FILE_ATTR_SYSHID, FILE_ATTR_VOLUME_ID, FILE_HEADER_BLANK, FILE_HEADER_DELETED, fat_dir_entry::Name, and lfn_cache::no_of_strings.

Referenced by fatfs_get_file_entry(), and fatfs_list_directory_next().

fatfs_entry_lfn_invalid()

int fatfs_entry_lfn_invalid

(

struct fat_dir_entry *

entry

)

Definition at line 121 of file fat_misc.c.

References fat_dir_entry::Attr, FILE_ATTR_SYSHID, FILE_ATTR_VOLUME_ID, FILE_HEADER_BLANK, FILE_HEADER_DELETED, and fat_dir_entry::Name.

Referenced by fatfs_get_file_entry(), fatfs_list_directory_next(), fatfs_mark_file_deleted(), fatfs_sfn_exists(), and fatfs_update_file_length().

fatfs_entry_lfn_text()

int fatfs_entry_lfn_text

(

struct fat_dir_entry *

entry

)

Definition at line 110 of file fat_misc.c.

References fat_dir_entry::Attr, and FILE_ATTR_LFN_TEXT.

Referenced by fatfs_get_file_entry(), fatfs_list_directory_next(), fatfs_mark_file_deleted(), fatfs_sfn_exists(), and fatfs_update_file_length().

fatfs_entry_sfn_only()

int fatfs_entry_sfn_only

(

struct fat_dir_entry *

entry

)

Definition at line 142 of file fat_misc.c.

References fat_dir_entry::Attr, FILE_ATTR_LFN_TEXT, FILE_ATTR_SYSHID, FILE_ATTR_VOLUME_ID, FILE_HEADER_BLANK, FILE_HEADER_DELETED, and fat_dir_entry::Name.

Referenced by fatfs_get_file_entry(), fatfs_list_directory_next(), fatfs_mark_file_deleted(), fatfs_sfn_exists(), and fatfs_update_file_length().

fatfs_filename_to_lfn()

void fatfs_filename_to_lfn	(	char *	filename,
		uint8 *	buffer,
		int	entry,
		uint8	sfnChk
	)

Definition at line 186 of file fat_misc.c.

References buffer, FAT_DIR_ENTRY_SIZE, fatfs_lfn_entries_required(), MAX_LFN_ENTRY_LENGTH, memset(), and strlen().

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fatfs_lfn_cache_entry()

void fatfs_lfn_cache_entry	(	struct lfn_cache *	lfn,
		uint8 *	entryBuffer
	)

Definition at line 56 of file fat_misc.c.

References MAX_LFN_ENTRY_LENGTH, MAX_LONGFILENAME_ENTRIES, lfn_cache::no_of_strings, and lfn_cache::String.

Referenced by fatfs_get_file_entry(), and fatfs_list_directory_next().

fatfs_lfn_cache_get()

char* fatfs_lfn_cache_get

(

struct lfn_cache *

lfn

)

Definition at line 94 of file fat_misc.c.

References MAX_LONGFILENAME_ENTRIES, lfn_cache::no_of_strings, lfn_cache::Null, and lfn_cache::String.

Referenced by fatfs_get_file_entry(), and fatfs_list_directory_next().

fatfs_lfn_cache_init()

void fatfs_lfn_cache_init	(	struct lfn_cache *	lfn,
		int	wipeTable
	)

Definition at line 38 of file fat_misc.c.

References MAX_LFN_ENTRY_LENGTH, MAX_LONGFILENAME_ENTRIES, memset(), lfn_cache::no_of_strings, and lfn_cache::String.

Referenced by fatfs_get_file_entry(), and fatfs_list_directory_next().

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fatfs_lfn_create_sfn()

int fatfs_lfn_create_sfn	(	char *	sfn_output,
		char *	filename
	)

Definition at line 260 of file fat_misc.c.

References FAT_SFN_SIZE_FULL, FAT_SFN_SIZE_PARTIAL, memset(), and strlen().

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fatfs_lfn_entries_required()

int fatfs_lfn_entries_required

(

char *

filename

)

Definition at line 173 of file fat_misc.c.

References MAX_LFN_ENTRY_LENGTH, and strlen().

Referenced by fatfs_add_file_entry(), and fatfs_filename_to_lfn().

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fatfs_lfn_generate_tail()

int fatfs_lfn_generate_tail	(	char *	sfn_output,
		char *	sfn_input,
		uint32	tailNum
	)

Definition at line 346 of file fat_misc.c.

References memset().

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fatfs_sfn_create_entry()

void fatfs_sfn_create_entry	(	char *	shortfilename,
		uint32	size,
		uint32	startCluster,
		struct fat_dir_entry *	entry,
		int	dir
	)

Definition at line 226 of file fat_misc.c.

References fat_dir_entry::Attr, fat_dir_entry::CrtDate, fat_dir_entry::CrtTime, fat_dir_entry::CrtTimeTenth, FAT_HTONL, FAT_HTONS, FAT_SFN_SIZE_FULL, FILE_TYPE_DIR, FILE_TYPE_FILE, fat_dir_entry::FileSize, fat_dir_entry::FstClusHI, fat_dir_entry::FstClusLO, fat_dir_entry::LstAccDate, fat_dir_entry::Name, fat_dir_entry::NTRes, fat_dir_entry::WrtDate, and fat_dir_entry::WrtTime.