fat12.c File Reference

#include "routix/system.h"
#include "string.h"
#include "drivers/fat.h"
#include "routix/paging.h"
#include "routix/kalloc.h"
#include <routix/kstdio.h>
#include <routix/file.h>
#include <drivers/floppy.h>
#include <fs/blockcache.h>

Go to the source code of this file.

Defines

• #define ERR_NOMEM   -1
• #define ERR_NO_FAT   -2
• #define ERR_NO_BOOT   -3
• #define ERR_LAST_SECTOR   -5
• #define LAST_SECTOR   -100

Functions

• int fat_12 (void)
• int levantar_fat (void)
• int init_floppy_fs (void)
• void fat_adapta_name (byte *nombre_fat, byte *adaptado)
• int fat_next_sector (dword sector)
• int str_dir_len (char *nombre)
• fat12_entry_t * fat_file_find (char *nombre, fat12_entry_t *datos_archivo)
• void floppy_cache_init (void)
• void print_fat_info (void)
• void fat_root_dir (void)
• void fat_test (void)

Variables

• byte buffer [512]
• dev_fat_t dev_fat [1]
• fat_t fat_header
• floppy_cache * header_floppy_cache = NULL
• dword sectores_cache = 0

---

Define Documentation

#define ERR_LAST_SECTOR   -5

Definition at line 22 of file fat12.c. Referenced by fat_next_sector().

#define ERR_NO_BOOT   -3

Definition at line 21 of file fat12.c. Referenced by levantar_fat().

#define ERR_NO_FAT   -2

Definition at line 20 of file fat12.c. Referenced by fat_next_sector().

#define ERR_NOMEM   -1

Definition at line 19 of file fat12.c. Referenced by levantar_fat().

#define LAST_SECTOR   -100

Definition at line 23 of file fat12.c. Referenced by fat_file_find(), and fat_next_sector().

---

Function Documentation

int fat_12 (  void   )

Definition at line 37 of file fat12.c. Referenced by init_floppy_fs().

void fat_adapta_name (  byte *  nombre_fat, byte *  adaptado )

Definition at line 156 of file fat12.c. Referenced by fat_file_find(), and fat_root_dir().

fat12_entry_t* fat_file_find (  char *  nombre, fat12_entry_t *  datos_archivo )

Definition at line 246 of file fat12.c. Referenced by fat_test(), and open_FAT12().

int fat_next_sector (  dword  sector  )

Definition at line 180 of file fat12.c. Referenced by fat_file_find(), fat_test(), and lseek().

void fat_root_dir (  void   )

Definition at line 520 of file fat12.c.

void fat_test (  void   )

Definition at line 556 of file fat12.c.

void floppy_cache_init (  void   )

Definition at line 354 of file fat12.c.

int init_floppy_fs (  void   )

Definition at line 142 of file fat12.c. Referenced by fat_root_dir(), fat_test(), and open_FAT12().

int levantar_fat (  void   )

Definition at line 72 of file fat12.c. Referenced by fat_test(), and init_floppy_fs().

void print_fat_info (  void   )

Definition at line 491 of file fat12.c.

int str_dir_len (  char *  nombre  )

Definition at line 220 of file fat12.c. Referenced by fat_file_find().

---

Variable Documentation

byte buffer[512]

Definition at line 27 of file fat12.c.

dev_fat_t dev_fat[1]

Definition at line 30 of file fat12.c. Referenced by fat_12(), fat_file_find(), fat_next_sector(), fat_root_dir(), fat_test(), init_floppy_fs(), levantar_fat(), open_FAT12(), print_fat_info(), and tarea_init().

fat_t fat_header

Definition at line 70 of file fat12.c. Referenced by fat_next_sector(), and levantar_fat().

struct floppy_cache* header_floppy_cache = NULL

Definition at line 337 of file fat12.c. Referenced by sys_show().

dword sectores_cache = 0

Definition at line 339 of file fat12.c.

---