fat.c File Reference

#include "fat.h"
#include "../../drivers/keyboard/keyboard.h"
#include "../../drivers/vga/vga.h"

Functions
bool	fat_init ()
void	fat_load_fat ()
void	fat_save_fat ()
void	fat_load_root ()
void	fat_save_root ()
uint16_t	fat_read_cluster_value (uint32_t cluster_number)
void	fat_save_cluster_value (uint32_t cluster_number, uint16_t value)
kvector *	fat_parse_path (char *path)
void	fat_normalise_filename (char *filename, bool with_dot)
void	fat_denormalise_filename (char *filename)
uint16_t	fat_save_file_to_cluster (uint16_t initial_cluster, uint16_t clusters_count, char *buffer)
bool	fat_read_file_from_path (char *path, uint8_t *buffer, uint32_t start_index, uint32_t length)
uint8_t *	fat_read_file_from_cluster (uint16_t initial_cluster, uint16_t cluster_offset, uint16_t clusters_count, uint32_t *read_clusters)
bool	fat_delete_file_from_path (char *path, bool is_directory)
bool	fat_rename_file_from_path (char *path, char *new_name, bool is_directory)
bool	fat_save_file_from_path (char *path, char *buffer, uint32_t size)
bool	fat_append_file_from_path (char *path, char *buffer, uint32_t size)
bool	fat_create_file_from_path (char *path, bool is_directory)
fat_directory_entry *	fat_get_directory_from_path (char *path, uint32_t *read_clusters)
fat_directory_entry *	fat_get_directory_from_chunks (kvector *chunks, uint32_t *read_clusters, bool *root_dir)
fat_directory_entry *	fat_get_info_from_path (char *path, bool is_directory)
fat_directory_entry *	fat_get_info_from_chunks (kvector *chunks, bool is_directory)
void	fat_clear_file_clusters (uint32_t initial_cluster)
uint32_t	fat_get_last_file_cluster (uint32_t initial_cluster)
uint32_t	fat_get_entries_count_in_directory (char *path)
uint32_t	fat_get_entries_in_directory (char *path, char **entries)
void	fat_update_date (fat_directory_entry_date *fat_date, int year, int month, int day)
void	fat_update_time (fat_directory_entry_time *fat_time, int hours, int minutes, int seconds)
bool	fat_is_entry_valid (fat_directory_entry *entry)
void	fat_merge_filename_and_extension (fat_directory_entry *entry, char *buffer)
void	fat_generic_set_current_partition (partition *partition)
bool	fat_generic_get_file_info (char *path, filesystem_file_info *generic_file_info)
uint32_t	fat_get_free_cluster_index ()
bool	fat_generic_get_directory_info (char *path, filesystem_directory_info *generic_directory_info)
bool	fat_generic_read_file (char *path, uint8_t *buffer, uint32_t start_index, uint32_t length)
uint32_t	fat_generic_get_entries_count_in_directory (char *path)
bool	fat_generic_get_entries_in_directory (char *path, char **entries)
bool	fat_generic_is_file (char *path)
bool	fat_generic_is_directory (char *path)
uint32_t	fat_generic_get_free_space ()
uint32_t	fat_generic_get_total_space ()
bool	fat_generic_create_file (char *path)
bool	fat_generic_create_directory (char *path)
bool	fat_generic_delete_file (char *path)
bool	fat_generic_delete_directory (char *path)
bool	fat_generic_rename_file (char *path, char *new_name)
bool	fat_generic_rename_directory (char *path, char *new_name)
bool	fat_generic_save_to_file (char *path, char *buffer, int size)
bool	fat_generic_append_to_file (char *path, char *buffer, int size)
uint8_t	fat_generic_copy_filename_to_generic (char *fat_filename, char *generic_filename)
void	fat_generic_convert_date_fat_to_generic (fat_directory_entry_date *fat_date, fat_directory_entry_time *fat_time, filesystem_time *generic_time)

Variables
volatile partition *	current_partition

Function Documentation

fat_append_file_from_path()

bool fat_append_file_from_path	(	char *	path,
		char *	buffer,
		uint32_t	size
	)

fat_clear_file_clusters()

void fat_clear_file_clusters

(

uint32_t

initial_cluster

)

fat_create_file_from_path()

bool fat_create_file_from_path	(	char *	path,
		bool	is_directory
	)

fat_delete_file_from_path()

bool fat_delete_file_from_path	(	char *	path,
		bool	is_directory
	)

fat_denormalise_filename()

void fat_denormalise_filename

(

char *

filename

)

fat_generic_append_to_file()

bool fat_generic_append_to_file	(	char *	path,
		char *	buffer,
		int	size
	)

fat_generic_convert_date_fat_to_generic()

void fat_generic_convert_date_fat_to_generic	(	fat_directory_entry_date *	fat_date,
		fat_directory_entry_time *	fat_time,
		filesystem_time *	generic_time
	)

fat_generic_copy_filename_to_generic()

uint8_t fat_generic_copy_filename_to_generic	(	char *	fat_filename,
		char *	generic_filename
	)

fat_generic_create_directory()

bool fat_generic_create_directory

(

char *

path

)

fat_generic_create_file()

bool fat_generic_create_file

(

char *

path

)

fat_generic_delete_directory()

bool fat_generic_delete_directory

(

char *

path

)

fat_generic_delete_file()

bool fat_generic_delete_file

(

char *

path

)

fat_generic_get_directory_info()

bool fat_generic_get_directory_info	(	char *	path,
		filesystem_directory_info *	generic_directory_info
	)

fat_generic_get_entries_count_in_directory()

uint32_t fat_generic_get_entries_count_in_directory

(

char *

path

)

fat_generic_get_entries_in_directory()

bool fat_generic_get_entries_in_directory	(	char *	path,
		char **	entries
	)

fat_generic_get_file_info()

bool fat_generic_get_file_info	(	char *	path,
		filesystem_file_info *	generic_file_info
	)

fat_generic_get_free_space()

uint32_t fat_generic_get_free_space

(

)

fat_generic_get_total_space()

uint32_t fat_generic_get_total_space

(

)

fat_generic_is_directory()

bool fat_generic_is_directory

(

char *

path

)

fat_generic_is_file()

bool fat_generic_is_file

(

char *

path

)

fat_generic_read_file()

bool fat_generic_read_file	(	char *	path,
		uint8_t *	buffer,
		uint32_t	start_index,
		uint32_t	length
	)

fat_generic_rename_directory()

bool fat_generic_rename_directory	(	char *	path,
		char *	new_name
	)

fat_generic_rename_file()

bool fat_generic_rename_file	(	char *	path,
		char *	new_name
	)

fat_generic_save_to_file()

bool fat_generic_save_to_file	(	char *	path,
		char *	buffer,
		int	size
	)

fat_generic_set_current_partition()

void fat_generic_set_current_partition

(

partition *

partition

)

fat_get_directory_from_chunks()

fat_directory_entry* fat_get_directory_from_chunks	(	kvector *	chunks,
		uint32_t *	read_clusters,
		bool *	root_dir
	)

fat_get_directory_from_path()

fat_directory_entry* fat_get_directory_from_path	(	char *	path,
		uint32_t *	read_clusters
	)

fat_get_entries_count_in_directory()

uint32_t fat_get_entries_count_in_directory

(

char *

path

)

fat_get_entries_in_directory()

uint32_t fat_get_entries_in_directory	(	char *	path,
		char **	entries
	)

fat_get_free_cluster_index()

uint32_t fat_get_free_cluster_index

(

)

fat_get_info_from_chunks()

fat_directory_entry* fat_get_info_from_chunks	(	kvector *	chunks,
		bool	is_directory
	)

fat_get_info_from_path()

fat_directory_entry* fat_get_info_from_path	(	char *	path,
		bool	is_directory
	)

fat_get_last_file_cluster()

uint32_t fat_get_last_file_cluster

(

uint32_t

initial_cluster

)

fat_init()

bool fat_init

(

)

fat_is_entry_valid()

bool fat_is_entry_valid

(

fat_directory_entry *

entry

)

fat_load_fat()

void fat_load_fat

(

)

fat_load_root()

void fat_load_root

(

)

fat_merge_filename_and_extension()

void fat_merge_filename_and_extension	(	fat_directory_entry *	entry,
		char *	buffer
	)

fat_normalise_filename()

void fat_normalise_filename	(	char *	filename,
		bool	with_dot
	)

fat_parse_path()

kvector* fat_parse_path

(

char *

path

)

fat_read_cluster_value()

uint16_t fat_read_cluster_value

(

uint32_t

cluster_number

)

fat_read_file_from_cluster()

uint8_t* fat_read_file_from_cluster	(	uint16_t	initial_cluster,
		uint16_t	cluster_offset,
		uint16_t	clusters_count,
		uint32_t *	read_clusters
	)

fat_read_file_from_path()

bool fat_read_file_from_path	(	char *	path,
		uint8_t *	buffer,
		uint32_t	start_index,
		uint32_t	length
	)

fat_rename_file_from_path()

bool fat_rename_file_from_path	(	char *	path,
		char *	new_name,
		bool	is_directory
	)

fat_save_cluster_value()

void fat_save_cluster_value	(	uint32_t	cluster_number,
		uint16_t	value
	)

fat_save_fat()

void fat_save_fat

(

)

fat_save_file_from_path()

bool fat_save_file_from_path	(	char *	path,
		char *	buffer,
		uint32_t	size
	)

fat_save_file_to_cluster()

uint16_t fat_save_file_to_cluster	(	uint16_t	initial_cluster,
		uint16_t	clusters_count,
		char *	buffer
	)

fat_save_root()

void fat_save_root

(

)

fat_update_date()

void fat_update_date	(	fat_directory_entry_date *	fat_date,
		int	year,
		int	month,
		int	day
	)

fat_update_time()

void fat_update_time	(	fat_directory_entry_time *	fat_time,
		int	hours,
		int	minutes,
		int	seconds
	)

Variable Documentation

current_partition

volatile partition* current_partition