File Struct Reference

#include <vfs_types.hpp>

Inheritance diagram for File:

Collaboration diagram for File:

Public Member Functions
	File (IOFlags flags, dentry_t *dentry)
	~File ()=default
size_t	on_read (void *buf, size_t size) override
size_t	on_write (const void *buf, size_t size) override
void	on_closed () override
off_t	on_seek (off_t offset, io_seek_whence_t whence) override
bool	on_mmap (vmap_t *vmap, off_t offset) override
bool	on_munmap (vmap_t *vmap, bool *unmapped) override
Public Member Functions inherited from BasicFile
	~BasicFile ()=default
	BasicFile (IOFlags flags, io_type_t type, dentry_t *dentry)
mos::string	name () const override
const file_ops_t *	get_ops () const
Public Member Functions inherited from IO
	IO (IOFlags flags, io_type_t type)
virtual	~IO ()=0
IO *	ref ()
IO *	unref ()
virtual off_t	seek (off_t, io_seek_whence_t) final
virtual off_t	tell () final
virtual size_t	read (void *buf, size_t count) final
virtual size_t	pread (void *buf, size_t count, off_t offset) final
virtual size_t	write (const void *buf, size_t count) final
virtual bool	VerifyMMapPermissions (VMFlags flags, bool is_private) final
bool	map (vmap_t *vmap, off_t offset)
bool	unmap (vmap_t *vmap, bool *unmapped)

Additional Inherited Members
Static Public Member Functions inherited from IO
static bool	IsValid (const IO *io)
Public Attributes inherited from BasicFile
dentry_t *	dentry
spinlock_t	offset_lock
size_t	offset
void *	private_data
Public Attributes inherited from IO
const IOFlags	io_flags = IO_NONE
const io_type_t	io_type = IO_NULL
Static Public Attributes inherited from NamedType<"File">
static constexpr mos::string_view	type_name

Detailed Description

Definition at line 237 of file vfs_types.hpp.

Constructor & Destructor Documentation

File()

File ( IOFlags flags, dentry_t * dentry )

inline

Definition at line 239 of file vfs_types.hpp.

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~File()

~File ( )

default

Member Function Documentation

on_read()

size_t on_read ( void * buf, size_t size )

overridevirtual

Reimplemented from IO.

Definition at line 120 of file vfs.cpp.

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on_write()

size_t on_write ( const void * buf, size_t size )

overridevirtual

Reimplemented from IO.

Definition at line 136 of file vfs.cpp.

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on_closed()

void on_closed ( )

overridevirtual

Implements IO.

Definition at line 62 of file vfs.cpp.

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on_seek()

off_t on_seek ( off_t offset, io_seek_whence_t whence )

overridevirtual

Reimplemented from IO.

Definition at line 150 of file vfs.cpp.

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on_mmap()

bool on_mmap ( vmap_t * vmap, off_t offset )

overridevirtual

Reimplemented from IO.

Definition at line 237 of file vfs.cpp.

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on_munmap()

bool on_munmap ( vmap_t * vmap, bool * unmapped )

overridevirtual

Reimplemented from IO.

Definition at line 250 of file vfs.cpp.

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

• kernel/include/private/mos/filesystem/vfs_types.hpp
• kernel/filesystem/vfs.cpp