file.h File Reference

#include <stdint.h>
#include <neo6502.h>
#include "types.h"

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Classes
struct	neo_file_stat

Macros
#define	NEO_FILE_DESTINATION_GRAPHICS   ((void*) 0xFFFF)
#define	NEO_FIOATTR_DIR   0x01
#define	NEO_FIOATTR_SYSTEM   0x02
#define	NEO_FIOATTR_ARCHIVE   0x04
#define	NEO_FIOATTR_READONLY   0x08
#define	NEO_FIOATTR_HIDDEN   0x10
#define	NEO_FIOERROR_OK   0x00
#define	NEO_FIOERROR_UNKNOWN   0x01
#define	NEO_FIOERROR_EOF   0x02
#define	NEO_FIOERROR_UNIMPLEMENTED   0x03
#define	NEO_FIOERROR_NO_FILE   0x11
#define	NEO_FIOERROR_NO_PATH   0x12
#define	NEO_FIOERROR_INVALID_DRIVE   0x13
#define	NEO_FIOERROR_INVALID_NAME   0x14
#define	NEO_FIOERROR_INVALID_PARAMETER   0x15
#define	NEO_FIOERROR_DENIED   0x21
#define	NEO_FIOERROR_EXIST   0x22
#define	NEO_FIOERROR_INVALID_OBJECT   0x23
#define	NEO_FIOERROR_WRITE_PROTECTED   0x24
#define	NEO_FIOERROR_LOCKED   0x25
#define	NEO_FIOERROR_DISK_ERR   0x31
#define	NEO_FIOERROR_INT_ERR   0x32
#define	NEO_FIOERROR_NOT_READY   0x33
#define	NEO_FIOERROR_NOT_ENABLED   0x34
#define	NEO_FIOERROR_NO_FILESYSTEM   0x35
#define	NEO_FIOERROR_MKFS_ABORTED   0x41
#define	NEO_FIOERROR_TIMEOUT   0x42
#define	NEO_FIOERROR_NOT_ENOUGH_CORE   0x43
#define	NEO_FIOERROR_TOO_MANY_OPEN_FILES   0x44
#define	NEO_FILE_ATTR_DIRECTORY   NEO_FIOATTR_DIR
#define	NEO_FILE_ATTR_SYSTEM   NEO_FIOATTR_SYSTEM
#define	NEO_FILE_ATTR_ARCHIVE   NEO_FIOATTR_ARCHIVE
#define	NEO_FILE_ATTR_READ_ONLY   NEO_FIOATTR_READONLY
#define	NEO_FILE_ATTR_HIDDEN   NEO_FIOATTR_HIDDEN

Typedefs
typedef enum neo_file_mode	neo_file_mode_t
typedef struct neo_file_stat	neo_file_stat_t

Enumerations
enum	neo_file_mode { NEO_FILE_READ = 0 , NEO_FILE_WRITE = 1 , NEO_FILE_READ_WRITE = 2 , NEO_FILE_CREATE = 3 }

Functions
void	neo_file_list_directory (void)
	Display the listing of files in the current directory. More...
void	neo_file_load_p (const neo_pstring_t *filename, void *dest)
	Load a file into memory, using a Pascal string for the filename. More...
void	neo_file_load (const char *filename, void *dest)
	Load a file into memory, using a C string for the filename. More...
void	neo_file_store_p (const neo_pstring_t *filename, const void *src, uint16_t len)
	Store a file from memory, using a Pascal string for the filename. More...
void	neo_file_store (const char *filename, const void *src, uint16_t len)
	Store a file from memory, using a C string for the filename. More...
void	neo_file_open_p (uint8_t channel, const neo_pstring_t *filename, uint8_t mode)
	Open a file channel, using a Pascal string for the filename. More...
void	neo_file_open (uint8_t channel, const char *filename, uint8_t mode)
	Open a file channel, using a C string for the filename. More...
void	neo_file_close (uint8_t channel)
	Close a file channel. More...
void	neo_file_seek (uint8_t channel, uint32_t pos)
	Seek a file. More...
uint32_t	neo_file_tell (uint8_t channel)
	Tell a file's position. More...
uint16_t	neo_file_read (uint8_t channel, void *dest, uint16_t len)
	Read bytes from an open file. More...
uint32_t	neo_file_write (uint8_t channel, const void *src, uint16_t len)
	Write bytes to an open file. More...
uint32_t	neo_file_size (uint8_t channel)
	Get the file's size, in bytes. More...
void	neo_file_set_size (uint8_t channel, uint32_t size)
	Set the file's size. More...
void	neo_file_rename_p (const neo_pstring_t *from, const neo_pstring_t *to)
	Rename file, using Pascal strings for the filenames. More...
void	neo_file_rename (const char *from, const char *to)
	Rename file, using C strings for the filenames. More...
void	neo_file_delete_p (const neo_pstring_t *filename)
	Delete file, using Pascal strings for the filename. More...
void	neo_file_delete (const char *filename)
	Delete file, using C strings for the filename. More...
void	neo_file_chdir_p (const neo_pstring_t *path)
	Change current working directory, using a Pascal string for the path. More...
void	neo_file_chdir (const char *path)
	Change current working directory, using a C string for the path. More...
void	neo_file_mkdir_p (const neo_pstring_t *path)
	Create directory, using a Pascal string for the path. More...
void	neo_file_mkdir (const char *path)
	Create directory, using a C string for the path. More...
void	neo_file_stat_p (const neo_pstring_t *path, neo_file_stat_t *st)
	Retrieve file information, using a Pascal string for the path. More...
void	neo_file_stat (const char *path, neo_file_stat_t *st)
	Retrieve file information, using a C string for the path. More...
void	neo_file_opendir_p (const neo_pstring_t *path)
	Open a directory for enumeration, using a Pascal string for the path. More...
void	neo_file_opendir (const char *path)
	Open a directory for enumeration, using a C string for the path. More...
void	neo_file_readdir_p (neo_pstring_t *path, neo_file_stat_t *st)
	Read the next file item from the directory, returning a Pascal string for the path. More...
void	neo_file_readdir (char *path, neo_file_stat_t *st)
	Read the next file item from the directory, returning a C string for the path. More...
void	neo_file_closedir (void)
	Close the directory opened with. More...
void	neo_file_copy_p (const neo_pstring_t *from, const neo_pstring_t *to)
	Copy file, using Pascal strings for the filenames. More...
void	neo_file_copy (const char *from, const char *to)
	Copy file, using C strings for the filenames. More...
void	neo_file_set_attr_p (const neo_pstring_t *path, uint8_t attr)
	Set file attributes, using a Pascal string for the filename. More...
void	neo_file_set_attr (const char *path, uint8_t attr)
	Set file attributes, using a C string for the filename. More...
bool	neo_file_eof (uint8_t channel)
	Check if file is at end of file. More...
void	neo_file_get_cwd (char *buffer, uint8_t length)
	Retrieve the current working directory. More...
void	neo_file_list_filtered_p (const neo_pstring_t *filter)
	Display a filtered listing of files in the current directory, using a Pascal string for the needle. More...
void	neo_file_list_filtered (const char *filter)
	Display a filtered listing of files in the current directory, using a C string for the needle. More...

Macro Definition Documentation

NEO_FILE_ATTR_ARCHIVE

#define NEO_FILE_ATTR_ARCHIVE   NEO_FIOATTR_ARCHIVE

NEO_FILE_ATTR_DIRECTORY

#define NEO_FILE_ATTR_DIRECTORY   NEO_FIOATTR_DIR

NEO_FILE_ATTR_HIDDEN

#define NEO_FILE_ATTR_HIDDEN   NEO_FIOATTR_HIDDEN

NEO_FILE_ATTR_READ_ONLY

#define NEO_FILE_ATTR_READ_ONLY   NEO_FIOATTR_READONLY

NEO_FILE_ATTR_SYSTEM

#define NEO_FILE_ATTR_SYSTEM   NEO_FIOATTR_SYSTEM

NEO_FILE_DESTINATION_GRAPHICS

#define NEO_FILE_DESTINATION_GRAPHICS   ((void*) 0xFFFF)

NEO_FIOATTR_ARCHIVE

#define NEO_FIOATTR_ARCHIVE   0x04

NEO_FIOATTR_DIR

#define NEO_FIOATTR_DIR   0x01

NEO_FIOATTR_HIDDEN

#define NEO_FIOATTR_HIDDEN   0x10

NEO_FIOATTR_READONLY

#define NEO_FIOATTR_READONLY   0x08

NEO_FIOATTR_SYSTEM

#define NEO_FIOATTR_SYSTEM   0x02

NEO_FIOERROR_DENIED

#define NEO_FIOERROR_DENIED   0x21

NEO_FIOERROR_DISK_ERR

#define NEO_FIOERROR_DISK_ERR   0x31

NEO_FIOERROR_EOF

#define NEO_FIOERROR_EOF   0x02

NEO_FIOERROR_EXIST

#define NEO_FIOERROR_EXIST   0x22

NEO_FIOERROR_INT_ERR

#define NEO_FIOERROR_INT_ERR   0x32

NEO_FIOERROR_INVALID_DRIVE

#define NEO_FIOERROR_INVALID_DRIVE   0x13

NEO_FIOERROR_INVALID_NAME

#define NEO_FIOERROR_INVALID_NAME   0x14

NEO_FIOERROR_INVALID_OBJECT

#define NEO_FIOERROR_INVALID_OBJECT   0x23

NEO_FIOERROR_INVALID_PARAMETER

#define NEO_FIOERROR_INVALID_PARAMETER   0x15

NEO_FIOERROR_LOCKED

#define NEO_FIOERROR_LOCKED   0x25

NEO_FIOERROR_MKFS_ABORTED

#define NEO_FIOERROR_MKFS_ABORTED   0x41

NEO_FIOERROR_NO_FILE

#define NEO_FIOERROR_NO_FILE   0x11

NEO_FIOERROR_NO_FILESYSTEM

#define NEO_FIOERROR_NO_FILESYSTEM   0x35

NEO_FIOERROR_NO_PATH

#define NEO_FIOERROR_NO_PATH   0x12

NEO_FIOERROR_NOT_ENABLED

#define NEO_FIOERROR_NOT_ENABLED   0x34

NEO_FIOERROR_NOT_ENOUGH_CORE

#define NEO_FIOERROR_NOT_ENOUGH_CORE   0x43

NEO_FIOERROR_NOT_READY

#define NEO_FIOERROR_NOT_READY   0x33

NEO_FIOERROR_OK

#define NEO_FIOERROR_OK   0x00

NEO_FIOERROR_TIMEOUT

#define NEO_FIOERROR_TIMEOUT   0x42

NEO_FIOERROR_TOO_MANY_OPEN_FILES

#define NEO_FIOERROR_TOO_MANY_OPEN_FILES   0x44

NEO_FIOERROR_UNIMPLEMENTED

#define NEO_FIOERROR_UNIMPLEMENTED   0x03

NEO_FIOERROR_UNKNOWN

#define NEO_FIOERROR_UNKNOWN   0x01

NEO_FIOERROR_WRITE_PROTECTED

#define NEO_FIOERROR_WRITE_PROTECTED   0x24

Typedef Documentation

neo_file_mode_t

typedef enum neo_file_mode neo_file_mode_t

neo_file_stat_t

typedef struct neo_file_stat neo_file_stat_t

Enumeration Type Documentation

neo_file_mode

enum neo_file_mode

Enumerator
NEO_FILE_READ
NEO_FILE_WRITE
NEO_FILE_READ_WRITE
NEO_FILE_CREATE

Function Documentation

neo_file_chdir()

void neo_file_chdir

(

const char *

path

)

Change current working directory, using a C string for the path.

Parameters

path	Path (C string)

Check errors with

See also

neo_api_error

neo_file_chdir_p()

void neo_file_chdir_p

(

const neo_pstring_t *

path

)

Change current working directory, using a Pascal string for the path.

Parameters

path	Path (Pascal string)

Check errors with

See also

neo_api_error

neo_file_close()

void neo_file_close

(

uint8_t

channel

)

Close a file channel.

Parameters

channel

File channel ID

Check errors with

See also

neo_api_error

neo_file_closedir()

void neo_file_closedir

(

void

)

Close the directory opened with.

See also

neo_file_opendir .

Check errors with

See also

neo_api_error

neo_file_copy()

void neo_file_copy	(	const char *	from,
		const char *	to
	)

Copy file, using C strings for the filenames.

Parameters

from	Old filename (C string)
to	New filename (C string)

Check errors with

See also

neo_api_error

neo_file_copy_p()

void neo_file_copy_p	(	const neo_pstring_t *	from,
		const neo_pstring_t *	to
	)

Copy file, using Pascal strings for the filenames.

Parameters

from	Old filename (Pascal string)
to	New filename (Pascal string)

Check errors with

See also

neo_api_error

neo_file_delete()

void neo_file_delete

(

const char *

filename

)

Delete file, using C strings for the filename.

Note that deleting an open file is undefined behaviour. In addition, directories can only be deleted if empty.

Parameters

filename

Filename (C string)

Check errors with

See also

neo_api_error

neo_file_delete_p()

void neo_file_delete_p

(

const neo_pstring_t *

filename

)

Delete file, using Pascal strings for the filename.

Note that deleting an open file is undefined behaviour. In addition, directories can only be deleted if empty.

Parameters

filename

Filename (Pascal string)

Check errors with

See also

neo_api_error

neo_file_eof()

bool neo_file_eof

(

uint8_t

channel

)

Check if file is at end of file.

Parameters

channel

File channel ID

Returns

True if file is at end of file.

neo_file_get_cwd()

void neo_file_get_cwd	(	char *	buffer,
		uint8_t	length
	)

Retrieve the current working directory.

Parameters

buffer	Buffer to write the current working directory to.
length	Length of buffer, in bytes.

neo_file_list_directory()

void neo_file_list_directory

(

void

)

Display the listing of files in the current directory.

neo_file_list_filtered()

void neo_file_list_filtered

(

const char *

filter

)

Display a filtered listing of files in the current directory, using a C string for the needle.

Parameters

filter

Filename search needle (C string)

neo_file_list_filtered_p()

void neo_file_list_filtered_p

(

const neo_pstring_t *

filter

)

Display a filtered listing of files in the current directory, using a Pascal string for the needle.

Parameters

filter

Filename search needle (Pascal string)

neo_file_load()

void neo_file_load	(	const char *	filename,
		void *	dest
	)

Load a file into memory, using a C string for the filename.

To load a file into graphics memory, use

See also

NEO_FILE_DESTINATION_GRAPHICS .

Parameters

filename	Filename (C string)
dest	Destination

Check errors with

See also

neo_api_error

neo_file_load_p()

void neo_file_load_p	(	const neo_pstring_t *	filename,
		void *	dest
	)

Load a file into memory, using a Pascal string for the filename.

To load a file into graphics memory, use

See also

NEO_FILE_DESTINATION_GRAPHICS .

Parameters

filename	Filename (Pascal string)
dest	Destination

Check errors with

See also

neo_api_error

neo_file_mkdir()

void neo_file_mkdir

(

const char *

path

)

Create directory, using a C string for the path.

Parameters

path	Path (C string)

Check errors with

See also

neo_api_error

neo_file_mkdir_p()

void neo_file_mkdir_p

(

const neo_pstring_t *

path

)

Create directory, using a Pascal string for the path.

Parameters

path	Path (Pascal string)

Check errors with

See also

neo_api_error

neo_file_open()

void neo_file_open	(	uint8_t	channel,
		const char *	filename,
		uint8_t	mode
	)

Open a file channel, using a C string for the filename.

Parameters

channel	File channel ID
filename	Filename (C string)
mode	Mode

See also

neo_file_mode_t

Check errors with

See also

neo_api_error

neo_file_open_p()

void neo_file_open_p	(	uint8_t	channel,
		const neo_pstring_t *	filename,
		uint8_t	mode
	)

Open a file channel, using a Pascal string for the filename.

Parameters

channel	File channel ID
filename	Filename (Pascal string)
mode	Mode

See also

neo_file_mode_t

Check errors with

See also

neo_api_error

neo_file_opendir()

void neo_file_opendir

(

const char *

path

)

Open a directory for enumeration, using a C string for the path.

Parameters

path	Path (C string)

Check errors with

See also

neo_api_error

neo_file_opendir_p()

void neo_file_opendir_p

(

const neo_pstring_t *

path

)

Open a directory for enumeration, using a Pascal string for the path.

Parameters

path	Path (Pascal string)

Check errors with

See also

neo_api_error

neo_file_read()

uint16_t neo_file_read	(	uint8_t	channel,
		void *	dest,
		uint16_t	len
	)

Read bytes from an open file.

To read into graphics memory, use

See also

NEO_FILE_DESTINATION_GRAPHICS .

Parameters

channel	File channel ID
dest	Destination
len	Length, in bytes

Returns

Amount of data actually read

Check errors with

See also

neo_api_error

neo_file_readdir()

void neo_file_readdir	(	char *	path,
		neo_file_stat_t *	st
	)

Read the next file item from the directory, returning a C string for the path.

Parameters

filename	Returned filename (C string)
st	Stat information structure

Check errors with

See also

neo_api_error

neo_file_readdir_p()

void neo_file_readdir_p	(	neo_pstring_t *	path,
		neo_file_stat_t *	st
	)

Read the next file item from the directory, returning a Pascal string for the path.

Parameters

filename	Returned filename (Pascal string)
st	Stat information structure

Check errors with

See also

neo_api_error

neo_file_rename()

void neo_file_rename	(	const char *	from,
		const char *	to
	)

Rename file, using C strings for the filenames.

Parameters

from	Old filename (C string)
to	New filename (C string)

Check errors with

See also

neo_api_error

neo_file_rename_p()

void neo_file_rename_p	(	const neo_pstring_t *	from,
		const neo_pstring_t *	to
	)

Rename file, using Pascal strings for the filenames.

Parameters

from	Old filename (Pascal string)
to	New filename (Pascal string)

Check errors with

See also

neo_api_error

neo_file_seek()

void neo_file_seek	(	uint8_t	channel,
		uint32_t	pos
	)

Seek a file.

Parameters

channel	File channel ID
pos	New file position

Check errors with

See also

neo_api_error

neo_file_set_attr()

void neo_file_set_attr	(	const char *	path,
		uint8_t	attr
	)

Set file attributes, using a C string for the filename.

Parameters

path	Filename (C string)
attr	New attributes

Check errors with

See also

neo_api_error

neo_file_set_attr_p()

void neo_file_set_attr_p	(	const neo_pstring_t *	path,
		uint8_t	attr
	)

Set file attributes, using a Pascal string for the filename.

Parameters

path	Filename (Pascal string)
attr	New attributes

Check errors with

See also

neo_api_error

neo_file_set_size()

void neo_file_set_size	(	uint8_t	channel,
		uint32_t	size
	)

Set the file's size.

Parameters

channel	File channel ID
size	New file size, in bytes

Check errors with

See also

neo_api_error

neo_file_size()

uint32_t neo_file_size

(

uint8_t

channel

)

Get the file's size, in bytes.

Parameters

channel

File channel ID

Returns

File size, in bytes

Check errors with

See also

neo_api_error

neo_file_stat()

void neo_file_stat	(	const char *	path,
		neo_file_stat_t *	st
	)

Retrieve file information, using a C string for the path.

Parameters

path	Path (C string)
st	Stat information structure

Check errors with

See also

neo_api_error

neo_file_stat_p()

void neo_file_stat_p	(	const neo_pstring_t *	path,
		neo_file_stat_t *	st
	)

Retrieve file information, using a Pascal string for the path.

Parameters

path	Path (Pascal string)
st	Stat information structure

Check errors with

See also

neo_api_error

neo_file_store()

void neo_file_store	(	const char *	filename,
		const void *	src,
		uint16_t	len
	)

Store a file from memory, using a C string for the filename.

Parameters

filename	Filename (Pascal string)
src	Source
len	Length, in bytes

Check errors with

See also

neo_api_error

neo_file_store_p()

void neo_file_store_p	(	const neo_pstring_t *	filename,
		const void *	src,
		uint16_t	len
	)

Store a file from memory, using a Pascal string for the filename.

Parameters

filename	Filename (Pascal string)
src	Source
len	Length, in bytes

Check errors with

See also

neo_api_error

neo_file_tell()

uint32_t neo_file_tell

(

uint8_t

channel

)

Tell a file's position.

Parameters

channel

File channel ID

Returns

Current file position

Check errors with

See also

neo_api_error

neo_file_write()

uint32_t neo_file_write	(	uint8_t	channel,
		const void *	src,
		uint16_t	len
	)

Write bytes to an open file.

Parameters

channel	File channel ID
src	Source
len	Length, in bytes

Returns

Amount of data actually written

Check errors with

See also

neo_api_error