filesystem.h File Reference

#include "types.h"
#include "managers.h"
#include "drivers.h"
#include "kmalloc.h"

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Data Structures
struct	Filesystem_DirEntry

Typedefs
typedef uint8_t(*	ReadFunc) (uint64_t, uint32_t, uint16_t *)
typedef uint8_t(*	WriteFunc) (uint64_t, uint32_t, uint16_t *)

Enumerations
enum	SupportedFilesystems { NONE = 0, EXT2 = 1 }
enum	FILE_IO_FLAGS { O_RDONLY = 0, O_RD_WR = 1, O_APPED = 2, O_CREAT = 4 }
enum	FILE_IO_WHENCE { SEEK_SET = 0, SEEK_CUR = 1, SEEK_END = 2 }

Functions
void	Filesystem_Setup ()
UID	Filesystem_OpenFile (const char *filename, int flags, int perms)
uint8_t	Filesystem_CloseFile (UID fd)
uint64_t	Filesystem_SeekFile (UID fd, uint64_t offset, int whence)
uint8_t	Filesystem_DeleteFile (const char *file)
uint8_t	Filesystem_RenameFile (const char *orig_name, const char *new_name)
UID	Filesystem_OpenDir (const char *filename)
uint8_t	Filesystem_ReadDir (UID dd, Filesystem_DirEntry *dir)
uint8_t	Filesystem_CloseDir (UID fd)
uint8_t	Filesystem_MakeDir (const char *path)
uint8_t	Filesystem_DeleteDir (const char *path)
void *	Filesystem_FindDescriptorFromPath (const char *path)
void *	Filesystem_FindDescriptorFromUID (const UID id)
uint8_t	Filesystem_Close (UID fd)
UID	Filesystem_RegisterDescriptor (const char *target, ReadFunc *read, WriteFunc *write, SupportedFilesystems fs)
uint8_t	Filesystem_UnregisterDescriptor (UID id)

Typedef Documentation

typedef uint8_t(* ReadFunc) (uint64_t, uint32_t, uint16_t *)

typedef uint8_t(* WriteFunc) (uint64_t, uint32_t, uint16_t *)

Enumeration Type Documentation

enum FILE_IO_FLAGS

Enumerator
O_RDONLY
O_RD_WR
O_APPED
O_CREAT

enum FILE_IO_WHENCE

Enumerator
SEEK_SET
SEEK_CUR
SEEK_END

enum SupportedFilesystems

Enumerator
NONE
EXT2

Function Documentation

uint8_t Filesystem_Close

(

UID

fd

)

uint8_t Filesystem_CloseDir

(

UID

fd

)

uint8_t Filesystem_CloseFile

(

UID

fd

)

uint8_t Filesystem_DeleteDir

(

const char *

path

)

uint8_t Filesystem_DeleteFile

(

const char *

file

)

void* Filesystem_FindDescriptorFromPath

(

const char *

path

)

void* Filesystem_FindDescriptorFromUID

(

const UID

id

)

uint8_t Filesystem_MakeDir

(

const char *

path

)

UID Filesystem_OpenDir

(

const char *

filename

)

UID Filesystem_OpenFile	(	const char *	filename,
		int	flags,
		int	perms
	)

uint8_t Filesystem_ReadDir	(	UID	dd,
		Filesystem_DirEntry *	dir
	)

UID Filesystem_RegisterDescriptor	(	const char *	target,
		ReadFunc *	read,
		WriteFunc *	write,
		SupportedFilesystems	fs
	)

uint8_t Filesystem_RenameFile	(	const char *	orig_name,
		const char *	new_name
	)

uint64_t Filesystem_SeekFile	(	UID	fd,
		uint64_t	offset,
		int	whence
	)

void Filesystem_Setup

(

)

uint8_t Filesystem_UnregisterDescriptor

(

UID

id

)