We provide the posix file operations with the help of the SD library. For the ESP32 we set up a virtual file system. More...

#include <FileSystemSD.h>

Inheritance diagram for file_systems::FileSystemSD:

Public Member Functions
	FileSystemSD (const char *name, ES_SD &sd)

	FileSystemSD (const char *name)

void	setSD (ES_SD &sd)

void	setFileSystemForSearch ()
	Selects the actual File System to be used for directory searches.

int	open (const char *path, int flags, int mode) override

ssize_t	write (int fd, const void *data, size_t size) override

ssize_t	read (int fd, void *data, size_t size) override

int	close (int fd) override

int	fstat (int fd, struct stat *st) override

int	stat (const char path, struct stat st) override

off_t	lseek (int fd, off_t offset, int mode) override

DIR *	opendir (const char *path) override

dirent *	readdir (DIR *dir) override

int	closedir (DIR *pdir) override

virtual const char *	name () override

Public Member Functions inherited from file_systems::FileSystemBase
	FileSystemBase (const char *path)
	Constructor for a new file system. More...

virtual const char *	pathPrefix ()
	Provides the path for all relevant files managed by this file system.

virtual bool	isValidFile (const char *path)
	Checks if the file is managed by this file system. More...

	operator bool ()

virtual const char *	name ()

virtual int	open (const char *path, int flags, int mode)

virtual ssize_t	write (int fd, const void *data, size_t size)

virtual ssize_t	read (int fd, void *data, size_t size)

virtual int	close (int fd)

virtual int	fstat (int fd, struct stat *st)

virtual int	stat (const char pathname, struct stat statbuf)

virtual off_t	lseek (int fd, off_t offset, int mode)

virtual off_t	tell (int fd)

virtual DIR *	opendir (const char *name)

virtual dirent *	readdir (DIR *pdir)

virtual int	closedir (DIR *pdir)

virtual int	unlink (const char *path)

virtual void *	mem_map (const char path, size_t p_size)

virtual bool	is_readonly ()

Protected Member Functions
void	setup (const char *path)

ES_SD &	getFS ()

File &	getFile (int fd)

int	addOpenFile (const char *path, File &file)

Protected Member Functions inherited from file_systems::FileSystemBase
virtual int	filenameOffset ()
	The ESP32 is removing the path prefix for all file processing.

const char *	internalFileName (const char *name, bool withPrefix)

Protected Attributes
ES_SD *	p_fs = nullptr

Vector< File * >	files

const char *	FS_NAME_SD = "FileSystemSD"

esp_vfs_t	myfs

Protected Attributes inherited from file_systems::FileSystemBase
const char *	path_prefix = "@"

int	filename_offset = 0

esp_vfs_t	myfs

Additional Inherited Members
Static Public Member Functions inherited from file_systems::FileSystemBase
static const char *	standardName (const char *name)
	file name w/o leading /