tsfs Struct Reference
[Tiny Simple File System (TSFS), block device based]

Holds information on a TSFS instance. More...

#include <tsfs.h>

Collaboration diagram for tsfs:

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Data Fields
enum status_code	status
	Current state of file system, for valid states see enum tsfs_status.
struct tsfs_header	header
	TSFS header data.
struct tsfs_filetable_entry	filetable [TSFS_MAX_FILES]
	Table over all files present in file system. V1 max is 31 files.
struct block_device *	bdev
	Pointer to file system's associated block device.
struct block_request *	current_breq
	Current block issued request.
uint8_t *	buffer_data
	Buffer to hold block page cache.
struct buffer	buffer
	Block buffer metadata.
block_addr_t	lba_in_buf
	Number of block-page currently in the tsfs::buffer.
struct tsfs_read_request	current_read_request
	Read request currently being handled.
void(*	page_read_callback )(struct tsfs *tsfs)
	Internal callback when block device completes a read operation.

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Detailed Description

Holds information on a TSFS instance.

Definition at line 153 of file tsfs.h.

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Field Documentation

struct block_device* tsfs::bdev

Pointer to file system's associated block device.

Definition at line 168 of file tsfs.h.

Referenced by tsfs_init(), and tsfs_is_ready().

struct buffer tsfs::buffer

Block buffer metadata.

Definition at line 177 of file tsfs.h.

uint8_t* tsfs::buffer_data

Buffer to hold block page cache.

Definition at line 174 of file tsfs.h.

Referenced by tsfs_init().

struct block_request* tsfs::current_breq

Current block issued request.

Definition at line 171 of file tsfs.h.

Referenced by tsfs_read_page_done().

struct tsfs_read_request tsfs::current_read_request

Read request currently being handled.

Definition at line 183 of file tsfs.h.

Referenced by tsfs_init(), and tsfs_read().

struct tsfs_filetable_entry tsfs::filetable[TSFS_MAX_FILES]

Table over all files present in file system. V1 max is 31 files.

Definition at line 164 of file tsfs.h.

struct tsfs_header tsfs::header

TSFS header data.

Definition at line 157 of file tsfs.h.

Referenced by app_files_frame_command_handler(), screen_draw_file_list_from_index(), screen_draw_file_system_info(), tsfs_nr_files(), tsfs_open(), and tsfs_volume_size().

block_addr_t tsfs::lba_in_buf

Number of block-page currently in the tsfs::buffer.

Definition at line 180 of file tsfs.h.

Referenced by tsfs_read().

void(* tsfs::page_read_callback)(struct tsfs *tsfs)

Internal callback when block device completes a read operation.

Definition at line 186 of file tsfs.h.

Referenced by tsfs_read_page_done().

enum status_code tsfs::status

Current state of file system, for valid states see enum tsfs_status.

Definition at line 155 of file tsfs.h.

Referenced by tsfs_init(), tsfs_is_ready(), and tsfs_read().

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The documentation for this struct was generated from the following file:

• include/fs/tsfs.h