POSIX wrapper for FatFS. More...

#include <string.h>
#include "posix.h"
#include "stdio.h"

Include dependency graph for posix.c:

Functions
int	isatty (int fileno)
	Test POSIX fileno if it is a Serial Console/TTY. More...

int	fgetc (FILE *stream)
	Get byte from a TTY device or FatFs file stream open() or fopen() sets stream->get = fatfs_getc() for FatFs functions See fdevopen() sets stream->get for TTY devices. More...

int	getc (FILE *fp)

int	fputc (int c, FILE *stream)
	Put a byte to TTY device or FatFs file stream open() or fopen() sets stream->put = fatfs_outc() for FatFs functions See fdevopen() sets stream->put get for TTY devices. More...

void	clearerr (FILE *stream)

int	getchar ()
	functions normally defined as macros More...

int	putchar (int c)
	put a character to stdout See fdevopen() sets stream->put get for TTY devices More...

int	putc (int c, FILE *stream)
	Un-Get byte from a TTY device or FatFs file stream. More...

char *	fgets (char str, int size, FILE stream)
	get a string from stdin See fdevopen() sets stream->put get for TTY devices More...

char *	gets (char *p)

int	fputs (const char str, FILE stream)
	put a string to stdout See fdevopen() sets stream->put get for TTY devices More...

int	puts (const char *str)
	put a string to stdout See fdevopen() sets stream->put get for TTY devices More...

int	feof (FILE *stream)
	feof reports if the stream is at EOF More...

int	fgetpos (FILE stream, size_t pos)
	POSIX get position of file stream. More...

int	fseek (FILE *stream, long offset, int whence)
	POSIX seek to file possition. More...

int	fsetpos (FILE stream, size_t pos)
	POSIX set position of file stream. More...

long	ftell (FILE *stream)
	POSIX file position of open stream. More...

off_t	lseek (int fileno, off_t position, int whence)
	POSIX seek to file position. More...

void	rewind (FILE *stream)
	POSIX rewind file to the beginning. More...

int	close (int fileno)
	POSIX Close a file with fileno handel. More...

int	fileno (FILE *stream)
	Convert POSIX stream pointer to POSIX fileno (index of __iob[]) More...

FILE *	fileno_to_stream (int fileno)
	Convert POSIX fileno to POSIX FILE stream pointer. NOT POSIX. More...

FILE *	fopen (const char path, const char mode)
	POSIX Open a file with path name and ascii file mode string. More...

size_t	__wrap_fread (void ptr, size_t size, size_t nmemb, FILE stream)
	POSIX read nmemb elements from buf, size bytes each, to the stream fd. More...

int	ftruncate (int fd, off_t length)
	POSIX truncate open file to length. More...

size_t	fwrite (const void ptr, size_t size, size_t nmemb, FILE stream)
	POSIX write nmemb elements from buf, size bytes each, to the stream fd. More...

int	open (const char *pathname, int flags)
	POSIX Open a file with integer mode flags. More...

ssize_t	read (int fd, void *buf, size_t count)
	POSIX read count bytes from *buf to fileno fd. More...

void	sync (void)
	POSIX Sync all pending file changes and metadata on ALL files. More...

int	syncfs (int fd)
	POSIX Sync pending file changes and metadata for specified fileno. More...

int	truncate (const char *path, off_t length)
	POSIX truncate named file to length. More...

ssize_t	write (int fd, const void *buf, size_t count)
	POSIX Write count bytes from *buf to fileno fd. More...

FILE *	__wrap_freopen (const char filename, const char mode, FILE *stream)

int	__wrap_fclose (FILE *stream)
	POSIX close a file stream. More...

int	stat (const char name, struct stat buf)
	Display struct stat, from POSIX stat(0 or fstat(), in ASCII. NOT POSIX. More...

int	utime (const char filename, const struct utimbuf times)
	Set Modification and Access time of a file. More...

int64_t	fs_getfree ()

int64_t	fs_gettotal ()

char *	basename (const char *str)
	POSIX Basename of filename. More...

char *	baseext (char *str)
	File extention of a file name. NOT POSIX. More...

int	chdir (const char *pathname)
	POSIX change directory. More...

int	chmod (const char *pathname, mode_t mode)
	POSIX chmod function - change file access permission Unfortunately file f_open modes and f_chmod modes are not the same Files that are open have way more options - but only while the file is open. More...

int	dirname (char *str)
	POSIX directory name of a filename. Return the index of the last '/' character. More...

char *	getcwd (char *pathname, int len)
	POSIX get current working directory. More...

int	mkdir (const char *pathname, mode_t mode)
	POSIX make a directory. More...

int	rename (const char oldpath, const char newpath)
	POSIX rename a file by name. More...

int	rmdir (const char *pathname)
	POSIX delete a directory. More...

int	unlink (const char *pathname)
	POSIX delete a file. More...

int	remove (const char *pathname)

int	closedir (DIR *dirp)
	POSIX closedir. More...

DIR *	opendir (const char *pathdir)

dirent_t *	readdir (DIR *dirp)

void	clrerror (FILE *stream)
	clrerror resets stream EOF and error flags More...

int	ferror (FILE *stream)
	ferror reports if the stream has an error flag set More...

void	perror (const char *s)
	POSIX perror() - convert POSIX errno to text with user message. More...

char *	strerror (int errnum)
	POSIX strerror() - convert POSIX errno to text with user message. More...

char *	__wrap_strerror_r (int errnum, char *buf, size_t buflen)
	POSIX strerror_r() - convert POSIX errno to text with user message. More...

FILE *	fdevopen (int(put)(char, FILE ), int(get)(FILE ))
	Device open functions. More...

int	fatfs_getc (FILE *stream)
	Formt SD card. More...

int	fatfs_putc (char c, FILE *stream)
	Private FatFs function called by fputc() to put a byte from file stream NOT POSIX open() assigns stream->put = fatfs_putc() More...

int	fatfs_to_errno (FRESULT Result)
	Convert FafFs error result to POSIX errno. NOT POSIX. More...

int	fatfs_to_fileno (FIL *fh)
	Convert FatFS file handle to POSIX fileno. NOT POSIX. More...

static time_t	replace_mktime (const struct tm *t)

time_t	fat_time_to_unix (uint16_t date, uint16_t time)
	Convert FatFs file date and time to POSIX epoch seconds. NOT POSIX. More...

void	unix_time_to_fat (time_t epoch, uint16_t date, uint16_t time)
	Convert Linux POSIX time_t to FAT32 date and time. NOT POSIX. More...

FIL *	fileno_to_fatfs (int fileno)
	Convert POSIX fileno to FatFS handle NOT POSIX. More...

int	free_file_descriptor (int fileno)
	Free POSIX fileno FILE descriptor. NOT POSIX. More...

int	new_file_descriptor (void)
	Allocate a POSIX FILE descriptor. NOT POSIX. More...

int	posix_fopen_modes_to_open (const char *mode)
	Convert POSIX fopen mode to POSIX open mode flags. NOT POSIX. More...

int	fprintf (FILE fp, const char fmt,...)
	fprintf character write function More...

int	fsync (int fileno)

Variables
int	errno
	Note: fdevopen assigns stdin,stdout,stderr. More...

FILE *	__iob [MAX_FILES]
	POSIX fileno to POSIX FILE stream table. More...

const char *	sys_errlist []
	POSIX error messages for each errno value. More...

static DIR	_dp
	POSIX opendir. More...

static dirent_t	_de
	POSIX opendir. More...

Detailed Description

POSIX wrapper for FatFS.

Provides many of the common Posix/linux functions
POSIX character I/O functions
- isatty
- fgetc
- fputc
- getchar
- putc
- putchar
- ungetc
POSIX string I/O functions
- fgets
- fputs
- puts
POSIX file position functions
- feof
- fgetpos
- fseek
- fsetpos
- ftell
- lseek
- rewind
POSIX file functions
- close
- fileno
- fileno_to_stream NOT POSIX
- fopen
- fread
- ftruncate
- fwrite
- open
- read
- sync
- syncfs
- truncate
- write
- fclose
POSIX file information functions
- dump_stat - NOT POSIX
- fstat
- mctime - NOT POSIX
- stat
POSIX file and directory manipulation
- basename
- baseext - NOT POSIX
- chmod
- chdir
- dirname
- getcwd
- mkdir
- rename
- rmdir
- unlink
- utime
POSIX - directory scanning functions
- closedir
- opendir
- readdir
POSIX error functions
- clrerror
- ferror
- perror
- strerror
- strerror_r
Device open functions
- fdevopen - NOT POSIX
FatFS to POSIX bridge functions - NOT POSIX
- fatfs_getc
- fatfs_putc
- fatfs_to_errno
- fatfs_to_fileno
- fat_time_to_unix
- fileno_to_fatfs
- free_file_descriptor
- new_file_descriptor
- mkfs
- posix_fopen_modes_to_open
- unix_time_to_fat

Copyright © 2015 Mike Gore, GPL License

You are free to use this code under the terms of GPL: please retain a copy of this notice in any code you use it in.

This is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Definition in file posix.c.

Function Documentation

◆ __wrap_fclose()

int __wrap_fclose ( FILE * stream )

POSIX close a file stream.

man page flose (3).

Parameters

[in] stream POSIX stream pointer.

Returns: 0 on sucess.; -1 on error witrh errno set.

Definition at line 1236 of file posix.c.

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◆ __wrap_fread()

size_t __wrap_fread	(	void *	ptr,
		size_t	size,
		size_t	nmemb,
		FILE *	stream
	)

POSIX read nmemb elements from buf, size bytes each, to the stream fd.

man page fread (3).

Parameters

[in]	ptr	buffer.
[in]	nmemb	number of items to read.
[in]	size	size of each item in bytes.
[in]	stream	POSIX file stream.

Returns: count on sucess.; 0 or < size on error with errno set.

Definition at line 793 of file posix.c.

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◆ __wrap_freopen()

FILE* __wrap_freopen	(	const char *	filename,
		const char *	mode,
		FILE *	stream
	)

Definition at line 1218 of file posix.c.

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◆ __wrap_strerror_r()

char* __wrap_strerror_r	(	int	errnum,
		char *	buf,
		size_t	buflen
	)

POSIX strerror_r() - convert POSIX errno to text with user message.

man page strerror (3).

Parameters

[in]	errnum	index for sys_errlist[]
[in]	buf	user buffer for error message
[in]	buflen	length of user buffer for error message

See also: sys_errlist[].

Returns: char *

Definition at line 1869 of file posix.c.

◆ baseext()

char* baseext ( char * str )

File extention of a file name. NOT POSIX.

Parameters

[in] str string to find extension in.

Returns: pointer to basename extension.

Definition at line 1467 of file posix.c.

◆ basename()

char* basename ( const char * str )

POSIX Basename of filename.

POSIX file and directory manipulation- man page (3).

Parameters

[in] str string to find basename in.

Returns: pointer to basename of string.

Definition at line 1446 of file posix.c.

◆ chdir()

int chdir ( const char * pathname )

POSIX change directory.

man page chdir (2).

Parameters

[in] pathname directory to change to

Returns: 0 on sucess.; -1 on error with errno set.

Definition at line 1489 of file posix.c.

Referenced by SITL::JSBSim::start_JSBSim().

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◆ chmod()

int chmod	(	const char *	pathname,
		mode_t	mode
	)

POSIX chmod function - change file access permission Unfortunately file f_open modes and f_chmod modes are not the same Files that are open have way more options - but only while the file is open.

so this is a bit of a hack - we can only set read only - if on one has write perms

man page chmod (2).

Parameters

[in]	pathname	filename string.
[in]	mode	POSIX chmod modes.

Returns: fileno on success.

Definition at line 1514 of file posix.c.

Referenced by mkdir().

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◆ clearerr()

void clearerr ( FILE * stream )

Definition at line 296 of file posix.c.

◆ close()

int close ( int fileno )

POSIX Close a file with fileno handel.

POSIX file functions- man page close (2).

Parameters

[in] fileno fileno of file.

Returns: 0 on sucess.; -1 on error with errno set.

Definition at line 675 of file posix.c.

Referenced by __wrap_fclose(), __wrap_freopen(), HALSITL::UARTDriver::_check_reconnect(), Linux::GPIO_Sysfs::_export_pin(), PX4::PX4Storage::_mtd_load(), VRBRAIN::VRBRAINStorage::_mtd_load(), PX4::PX4Storage::_mtd_write(), VRBRAIN::VRBRAINStorage::_mtd_write(), Linux::OpticalFlow_Onboard::_run_optflow(), Linux::Storage::_storage_create(), PX4::PX4Storage::_storage_open(), VRBRAIN::VRBRAINStorage::_storage_open(), HALSITL::UARTDriver::_tcp_start_client(), HALSITL::UARTDriver::_tcp_start_connection(), Linux::Storage::_timer_tick(), AP_RPM_PX4_PWM::AP_RPM_PX4_PWM(), AP_RangeFinder_BBB_PRU::detect(), AP_RangeFinder_PX4_PWM::detect(), VRBRAIN::VRBRAINRCOutput::enable_px4io_sbus_out(), PX4::PX4RCOutput::enable_px4io_sbus_out(), PX4::PX4UARTDriver::end(), VRBRAIN::VRBRAINUARTDriver::end(), GCS_MAVLINK::handle_preflight_reboot(), Linux::RCOutput_ZYNQ::init(), Linux::RCInput_ZYNQ::init(), Linux::RCInput_PRU::init(), Linux::RCOutput_PRU::init(), Linux::Storage::init(), Linux::RCOutput_AioPRU::init(), Linux::RCInput_SBUS::init(), Linux::RCInput_AioPRU::init(), Linux::GPIO_RPI::init(), Linux::GPIO_BBB::init(), Linux::RCInput_RPI::map_peripheral(), Linux::Memory_table::Memory_table(), Linux::VideoIn::open_device(), Linux::Poller::Poller(), AP_BoardConfig::px4_setup_pwm(), AP_BoardConfig::px4_setup_safety_mask(), PX4::PX4RCInput::rc_bind(), Linux::GPIO_Sysfs::read(), PX4::PX4Util::run_debug_shell(), VRBRAIN::VRBRAINUtil::run_debug_shell(), AnalogSource_Navio2::set_channel(), AP_Camera::setup_feedback_callback(), Linux::TimerPollable::setup_timer(), PX4::NSHShellStream::shell_thread(), VRBRAIN::NSHShellStream::shell_thread(), SITL::JSBSim::start_JSBSim(), SITL::last_letter::start_last_letter(), Linux::GPIO_Sysfs::write(), Linux::Util::write_file(), AP_RangeFinder_PX4_PWM::~AP_RangeFinder_PX4_PWM(), AP_RPM_PX4_PWM::~AP_RPM_PX4_PWM(), Linux::DigitalSource_Sysfs::~DigitalSource_Sysfs(), Linux::I2CBus::~I2CBus(), Linux::Led_Sysfs::~Led_Sysfs(), Linux::Pollable::~Pollable(), Linux::Poller::~Poller(), Linux::PWM_Sysfs_Base::~PWM_Sysfs_Base(), Linux::RCInput_UART::~RCInput_UART(), and Linux::SPIBus::~SPIBus().

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◆ closedir()

int closedir ( DIR * dirp )

POSIX closedir.

POSIX - directory scanning functions- man page closedir (2).

Parameters

[in] dirp DIR * directory handle

Returns: 0 on sucess.; -1 on error with errno set.

Definition at line 1730 of file posix.c.

Referenced by Linux::I2CDeviceManager::get_device().

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◆ clrerror()

void clrerror ( FILE * stream )

clrerror resets stream EOF and error flags

POSIX error functions- man page clrerror(3).

Parameters

[in] stream POSIX stream pointer.

Returns: EOF on error with errno set.

Definition at line 1799 of file posix.c.

◆ dirname()

int dirname ( char * str )

POSIX directory name of a filename. Return the index of the last '/' character.

Example:
dir[0] = 0;
ret = dirname(path)
if(ret)
strncpy(dir,path,ret);

Parameters

[in] str string to examine.

Returns: 0 if no directory part.; index of last '/' character.

Definition at line 1552 of file posix.c.

Referenced by Linux::I2CDeviceManager::get_device().

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◆ fat_time_to_unix()

time_t fat_time_to_unix	(	uint16_t	date,
		uint16_t	time
	)

Convert FatFs file date and time to POSIX epoch seconds. NOT POSIX.

man page timegm (3).

Parameters

[in]	date	FatFs date.
[in]	time	FatFs time.

See also: timegm()

Returns: epoch seconds

Definition at line 2282 of file posix.c.

Referenced by stat().

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◆ fatfs_getc()

int fatfs_getc ( FILE * stream )

Formt SD card.

FatFS to POSIX bridge functions
Parameters

[in] *name device name void Private FatFs function called by fgetc() to get a byte from file stream FIXME buffer this function call NOT POSIX open() assigns stream->get = fatfs_getc()
man page fgetc (3).
Notes: fgetc does all tests prior to caling us, including ungetc.

Parameters

[in] stream POSIX stream pointer.

Returns: character.; EOF on error with errno set.

Definition at line 1997 of file posix.c.

Referenced by open().

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◆ fatfs_putc()

int fatfs_putc	(	char	c,
		FILE *	stream
	)

Private FatFs function called by fputc() to put a byte from file stream NOT POSIX open() assigns stream->put = fatfs_putc()

man page fputc (3).
Notes: fputc does all tests prior to caling us.

Parameters

[in]	c	character.
[in]	stream	POSIX stream pointer.

Returns: character; EOF on error with errno set.

Definition at line 2087 of file posix.c.

Referenced by fputc(), and open().

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◆ fatfs_to_errno()

int fatfs_to_errno ( FRESULT Result )

Convert FafFs error result to POSIX errno. NOT POSIX.

man page errno (3).

Parameters

[in] Result FatFs Result code.

Returns: POSIX errno.; EBADMSG if no conversion possible.

Definition at line 2127 of file posix.c.

Referenced by chdir(), chmod(), close(), closedir(), fatfs_getc(), fatfs_putc(), fsync(), ftruncate(), getcwd(), lseek(), mkdir(), open(), opendir(), read(), readdir(), remove(), rename(), rmdir(), stat(), syncfs(), truncate(), unlink(), utime(), and write().

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◆ fatfs_to_fileno()

int fatfs_to_fileno ( FIL * fh )

Convert FatFS file handle to POSIX fileno. NOT POSIX.

Parameters

[in] fh FatFS file pointer.

Returns: fileno on success.; -1 on error with errno set to EBADF.

Definition at line 2204 of file posix.c.

◆ fdevopen()

FILE* fdevopen	(	int()(char, FILE )	put,
		int()(FILE )	get
	)

Device open functions.

Assign stdin,stdout,stderr or any use defined I/O NOT POSIX

Parameters

[in]	*put	uart putc function pointer
[in]	*get	uart gutc function pointer

Definition at line 1888 of file posix.c.

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◆ feof()

int feof ( FILE * stream )

feof reports if the stream is at EOF

POSIX file position functions- man page feof (3).

Parameters

[in] stream POSIX stream pointer.

Returns: 1 if EOF set, 0 otherwise.

Definition at line 500 of file posix.c.

◆ ferror()

int ferror ( FILE * stream )

ferror reports if the stream has an error flag set

man page ferror (3).

Parameters

[in] stream POSIX stream pointer.

Returns: 1 if EOF set, 0 otherwise.

Definition at line 1811 of file posix.c.

◆ fgetc()

int fgetc ( FILE * stream )

Get byte from a TTY device or FatFs file stream open() or fopen() sets stream->get = fatfs_getc() for FatFs functions See fdevopen() sets stream->get for TTY devices.

man page fgetc (3).

Parameters

[in] stream POSIX stream pointer.

Returns: character.; EOF on error with errno set.

Definition at line 205 of file posix.c.

Referenced by fgets(), getc(), getchar(), and read().

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◆ fgetpos()

int fgetpos	(	FILE *	stream,
		size_t *	pos
	)

POSIX get position of file stream.

man page fgetpos (3).

Parameters

[in]	stream	POSIX file stream.
[in]	pos	position pointer for return.

Returns: 0 on sucess.; -1 on error with errno set.

Definition at line 517 of file posix.c.

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◆ fgets()

char* fgets	(	char *	str,
		int	size,
		FILE *	stream
	)

get a string from stdin See fdevopen() sets stream->put get for TTY devices

POSIX string I/O

man page fgets (3).

Parameters

[in] stream POSIX stream pointer.

Returns: character.

Definition at line 398 of file posix.c.

Referenced by Linux::UtilRPI::_check_rpi_version(), atob(), Linux::Util::get_hw_arm32(), gets(), and AP_Param::parse_param_line().

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◆ fileno()

int fileno ( FILE * stream )

Convert POSIX stream pointer to POSIX fileno (index of __iob[])

man page fileno (3)
Parameters

[in] stream stream pointer

Returns
int fileno on success

-1 with errno = EBAFD if stream is NULL or not found

Definition at line 714 of file posix.c.

Referenced by __wrap_fclose(), __wrap_fread(), __wrap_freopen(), fileno_to_stream(), fopen(), free_file_descriptor(), fseek(), ftell(), fwrite(), and open().

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◆ fileno_to_fatfs()

FIL* fileno_to_fatfs ( int fileno )

Convert POSIX fileno to FatFS handle NOT POSIX.

FatFS file handle is pointed to by the avr-libc stream->udata.

Parameters

[in] fileno fileno of file

Returns: FIL * FatFS file handle on success.; NULL if POSIX fileno is invalid NULL

Definition at line 2331 of file posix.c.

Referenced by close(), fsync(), ftell(), ftruncate(), lseek(), open(), read(), sync(), syncfs(), and write().

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◆ fileno_to_stream()

FILE* fileno_to_stream ( int fileno )

Convert POSIX fileno to POSIX FILE stream pointer. NOT POSIX.

inverse of POSIX fileno()
man page fileno (3)

Parameters

[in] fileno POSIX fileno is the index of __iob[].

See also: fileno()

Returns: FILE * on success; NULL on error with errno set, NULL if fileno out of bounds

Definition at line 744 of file posix.c.

Referenced by close(), fileno_to_fatfs(), fopen(), free_file_descriptor(), fsync(), lseek(), open(), read(), syncfs(), and write().

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◆ fopen()

FILE* fopen	(	const char *	path,
		const char *	mode
	)

POSIX Open a file with path name and ascii file mode string.

man page fopen(3).

Parameters

[in]	path	filename string.
[in]	mode	POSIX open mode strings.

Returns: stream * on success.; NULL on error with errno set.

Definition at line 772 of file posix.c.

Referenced by __wrap_freopen(), Linux::UtilRPI::_check_rpi_version(), Linux::RCInput::_process_rc_pulse(), SITL::JSBSim::create_templates(), AP_RangeFinder_BBB_PRU::detect(), Linux::Util::get_hw_arm32(), main(), AP_Param::parse_param_line(), AP_GPS_NMEA::read(), Linux::Util::read_file(), and srxl_decode().

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◆ fprintf()

int fprintf	(	FILE *	fp,
		const char *	fmt,
			...
	)

fprintf character write function

POSIX fprintf function

Parameters

[in]	*p	printf user buffer
[in]	ch	character TODO if fputc fails we might want to also set an error in the *p structure - error in the stream will already be set fprintf function Example user defined printf function using fputc for I/O This method allows I/O to devices and strings without typical C++ overhead
[in]	*fp	FILE stream pointer
[in]	fmt	printf forat string
[in]	...	vararg list or arguments

Returns: size of printed result

Definition at line 2539 of file posix.c.

Referenced by HALSITL::UARTDriver::_check_connection(), HALSITL::UARTDriver::_check_reconnect(), Linux::UtilRPI::_check_rpi_version(), Linux::Perf::_debug_counters(), Linux::Scheduler::_debug_stack(), HALSITL::SITL_State::_parse_command_line(), Linux::RCInput::_process_rc_pulse(), HALSITL::SITL_State::_setup_fdm(), _sig_fpe(), HALSITL::SITL_State::_sitl_setup(), Linux::Storage::_storage_create(), HALSITL::UARTDriver::_tcp_start_client(), HALSITL::UARTDriver::_tcp_start_connection(), VRBRAIN::DeviceBus::adjust_timer(), PX4::DeviceBus::adjust_timer(), BM_Crop8bpp(), BM_YuyvToGrey(), consumer_thread(), SITL::JSBSim::create_templates(), Linux::Scheduler::delay(), SITL::JSBSim::drain_control_socket(), SITL::Gazebo::drain_sockets(), DataFlash_Class::dump_structure_field(), DataFlash_Class::dump_structures(), fail(), SITL::Gazebo::Gazebo(), Linux::Memory_table::Memory_table(), UARTDevice::open(), parse_gpio_pin_number(), Linux::Poller::Poller(), SITL::JSBSim::send_servos(), ConsoleDevice::set_blocking(), UARTDevice::set_blocking(), Linux::UARTDriver::set_device_path(), SITL::Gazebo::set_interface_ports(), SITL::Gripper_Servo::update(), SITL::Gripper_EPM::update_from_demand(), SITL::Vicon::update_vicon_position_estimate(), and Linux::Poller::wakeup().

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◆ fputc()

int fputc	(	int	c,
		FILE *	stream
	)

Put a byte to TTY device or FatFs file stream open() or fopen() sets stream->put = fatfs_outc() for FatFs functions See fdevopen() sets stream->put get for TTY devices.

man page fputc (3).

Parameters

[in] stream POSIX stream pointer.

Returns: character.

Definition at line 264 of file posix.c.

Referenced by fprintf(), fputs(), putc(), putchar(), puts(), and write().

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◆ fputs()

int fputs	(	const char *	str,
		FILE *	stream
	)

put a string to stdout See fdevopen() sets stream->put get for TTY devices

man page fputs (3).

Parameters

[in] stream POSIX stream pointer.

Returns: character.

Definition at line 452 of file posix.c.

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◆ free_file_descriptor()

int free_file_descriptor ( int fileno )

Free POSIX fileno FILE descriptor. NOT POSIX.

Parameters

[in] fileno POSIX file number __iob[] index.

Returns: fileno on success.; -1 on failure.

Definition at line 2366 of file posix.c.

Referenced by close(), and open().

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◆ fs_getfree()

int64_t fs_getfree ( )

Definition at line 1405 of file posix.c.

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◆ fs_gettotal()

int64_t fs_gettotal ( )

Definition at line 1420 of file posix.c.

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◆ fseek()

int fseek	(	FILE *	stream,
		long	offset,
		int	whence
	)

POSIX seek to file possition.

man page fseek (3).

Parameters

[in]	stream	POSIX file stream.
[in]	offset	offset to seek to.
[in]	whence	SEEK_SET The offset is set to offset bytes. SEEK_CUR The offset is set to its current location plus offset bytes. SEEK_END The offset is set to the size of the file plus offset bytes.

Returns: file position on sucess.; -1 on error.

Definition at line 540 of file posix.c.

Referenced by fsetpos(), and rewind().

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◆ fsetpos()

int fsetpos	(	FILE *	stream,
		size_t *	pos
	)

POSIX set position of file stream.

man page fsetpos (3).

Parameters

[in]	stream	POSIX file stream.
[in]	pos	position pointer.

Returns: 0 with *pos set to position on sucess.; -1 on error with errno set.

Definition at line 566 of file posix.c.

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◆ fsync()

int fsync ( int fileno )

Definition at line 2562 of file posix.c.

Referenced by Linux::Storage::_storage_create(), and Linux::Storage::_timer_tick().

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◆ ftell()

long ftell ( FILE * stream )

POSIX file position of open stream.

man page fteel (3).

Parameters

[in] stream POSIX file stream.

Returns: file position on sucess.; -1 on error with errno set.

Definition at line 580 of file posix.c.

Referenced by fgetpos().

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◆ ftruncate()

int ftruncate	(	int	fd,
		off_t	length
	)

POSIX truncate open file to length.

man page ftruncate (3).

Parameters

[in]	fd	open file number.
[in]	length	length to truncate to.

Returns: 0 on success.; -1 on fail.

Definition at line 817 of file posix.c.

Referenced by HALSITL::EEPROMStorage::_eeprom_open(), and Linux::Storage::_storage_create().

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◆ fwrite()

size_t fwrite	(	const void *	ptr,
		size_t	size,
		size_t	nmemb,
		FILE *	stream
	)

POSIX write nmemb elements from buf, size bytes each, to the stream fd.

man page write (2).

Parameters

[in]	ptr	buffer.
[in]	nmemb	number of items to write.
[in]	size	size of each item in bytes.
[in]	stream	POSIX file stream.

Returns: count written on sucess.; 0 or < size on error with errno set.

Definition at line 858 of file posix.c.

Referenced by AP_GPS_NMEA::read().

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◆ getc()

int getc ( FILE * fp )

Definition at line 250 of file posix.c.

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◆ getchar()

int getchar ( )

functions normally defined as macros

get a character from stdin See fdevopen() sets stream->get for TTY devices

man page getchar (3).

Parameters

[in] stream POSIX stream pointer.

Returns: character.

Definition at line 314 of file posix.c.

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◆ getcwd()

char* getcwd	(	char *	pathname,
		int	len
	)

POSIX get current working directory.

man page getcwd (2).

Parameters

[in] pathname directory to change to

Returns: 0 on sucess.; -1 on error with errno set.

Definition at line 1597 of file posix.c.

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◆ gets()

char* gets ( char * p )

char *gets(p) – get line from stdin

Definition at line 429 of file posix.c.

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◆ isatty()

int isatty ( int fileno )

Test POSIX fileno if it is a Serial Console/TTY.

POSIX character I/O functions
- man page isatty (3).

Parameters

[in] fileno POSIX fileno of open file.

Returns: 1 if fileno is a serial TTY/Console (uart in avr-libc terms).; 0 if POSIX fileno is NOT a Serial TTY.

Todo:: Perhaps we should verify console functions have been added ?

Definition at line 185 of file posix.c.

Referenced by __wrap_fclose(), fileno_to_fatfs(), free_file_descriptor(), ftell(), ftruncate(), lseek(), new_file_descriptor(), sync(), and syncfs().

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◆ lseek()

off_t lseek	(	int	fileno,
		off_t	position,
		int	whence
	)

POSIX seek to file position.

man page lseek (2).

Parameters

[in]	fileno	POSIX fileno of open file.
[in]	position	offset to seek to.
[in]	whence	SEEK_SET The offset is set to offset bytes. SEEK_CUR The offset is set to its current location plus offset bytes. SEEK_END The offset is set to the size of the file plus offset bytes.

Returns: file position on sucess.; -1 on error.

Definition at line 612 of file posix.c.

Referenced by PX4::PX4Storage::_mtd_write(), VRBRAIN::VRBRAINStorage::_mtd_write(), Linux::Storage::_timer_tick(), HALSITL::SITL_State::_update_gps_file(), fseek(), and Linux::Memory_table::Memory_table().

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◆ mkdir()

int mkdir	(	const char *	pathname,
		mode_t	mode
	)

POSIX make a directory.

man page mkdir (2).

Parameters

[in] pathname directory to create

Returns: 0 on sucess.; -1 on error with errno set.

Definition at line 1620 of file posix.c.

Referenced by mkdir_p(), and sdcard_init().

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◆ new_file_descriptor()

int new_file_descriptor ( void )

Allocate a POSIX FILE descriptor. NOT POSIX.

Returns: fileno on success.; -1 on failure with errno set.

Definition at line 2410 of file posix.c.

Referenced by open().

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◆ open()

int open	(	const char *	pathname,
		int	flags
	)

POSIX Open a file with integer mode flags.

man page open (2).

Parameters

[in]	pathname	filename string.
[in]	flags	POSIX open modes.

Returns: fileno on success.; -1 on error with errno set.

Seek to end of the file

Definition at line 885 of file posix.c.

Referenced by HALSITL::EEPROMStorage::_eeprom_open(), Linux::GPIO_Sysfs::_export_pin(), AP_InertialSensor_PX4::_init_sensor(), PX4::PX4Storage::_mtd_load(), VRBRAIN::VRBRAINStorage::_mtd_load(), Linux::GPIO_Sysfs::_open_pin_value(), Linux::OpticalFlow_Onboard::_run_optflow(), Linux::Storage::_storage_create(), VRBRAIN::VRBRAINStorage::_storage_open(), PX4::PX4Storage::_storage_open(), Linux::RCInput_SBUS::_timer_tick(), VRBRAIN::VRBRAINStorage::_timer_tick(), PX4::PX4Storage::_timer_tick(), HALSITL::UARTDriver::_uart_start_connection(), HALSITL::SITL_State::_update_gps_file(), AP_RangeFinder_PX4_PWM::AP_RangeFinder_PX4_PWM(), AP_RPM_PX4_PWM::AP_RPM_PX4_PWM(), VRBRAIN::VRBRAINUARTDriver::begin(), PX4::PX4UARTDriver::begin(), AP_RangeFinder_BBB_PRU::detect(), AP_RangeFinder_PX4_PWM::detect(), dsm_decode(), VRBRAIN::VRBRAINRCOutput::enable_px4io_sbus_out(), PX4::PX4RCOutput::enable_px4io_sbus_out(), fopen(), GCS_MAVLINK::handle_preflight_reboot(), Linux::RCOutput_ZYNQ::init(), PX4::PX4RCOutput::init(), VRBRAIN::VRBRAINRCOutput::init(), Linux::RCInput_ZYNQ::init(), Linux::RCInput_PRU::init(), Linux::PWM_Sysfs_Base::init(), Linux::RCOutput_PRU::init(), Linux::Storage::init(), VRBRAIN::VRBRAINGPIO::init(), Linux::RCOutput_AioPRU::init(), Linux::Led_Sysfs::init(), ToneAlarm_PX4::init(), Linux::RCInput_SBUS::init(), Linux::RCInput_115200::init(), Linux::RCInput_AioPRU::init(), PX4::PX4GPIO::init(), OreoLED_PX4::init(), Linux::GPIO_RPI::init(), PX4::PX4AnalogIn::init(), VRBRAIN::VRBRAINAnalogIn::init(), Linux::GPIO_BBB::init(), AP_Gripper_EPM::init_gripper(), AnalogSource_IIO::init_pins(), Linux::RCInput_RPI::map_peripheral(), Linux::Memory_table::Memory_table(), Linux::SPIBus::open(), Linux::RCInput_Navio2::open_channel(), Linux::VideoIn::open_device(), AP_BoardConfig::px4_setup_pwm(), AP_BoardConfig::px4_setup_safety_mask(), PX4::PX4RCInput::rc_bind(), Linux::RCInput_UART::RCInput_UART(), AnalogSource_Navio2::set_channel(), Linux::CameraSensor::set_format(), VRBRAIN::VRBRAINUtil::set_imu_temp(), PX4::PX4Util::set_imu_temp(), setup(), AP_Camera::setup_feedback_callback(), srxl_decode(), SITL::JSBSim::start_JSBSim(), SITL::last_letter::start_last_letter(), AP_OpticalFlow_Pixart::timer(), Linux::ToneAlarm::ToneAlarm(), and Linux::Util::write_file().

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◆ opendir()

DIR* opendir ( const char * pathdir )

Definition at line 1749 of file posix.c.

Referenced by Linux::I2CDeviceManager::get_device().

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◆ perror()

void perror ( const char * s )

POSIX perror() - convert POSIX errno to text with user message.

man page errno (3).

Parameters

[in] s User message displayed before the error message

See also: sys_errlist[].

Returns: void.

Definition at line 1827 of file posix.c.

Referenced by dsm_decode(), Linux::RCOutput_Bebop::init(), srxl_decode(), SITL::JSBSim::start_JSBSim(), and SITL::last_letter::start_last_letter().

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◆ posix_fopen_modes_to_open()

int posix_fopen_modes_to_open ( const char * mode )

Convert POSIX fopen mode to POSIX open mode flags. NOT POSIX.

man page fopen (3).
man page open (2).
Valid modes.
Read
- "r", "rb"
Read and Write
- "r+", "r+b", "rb+"
Write
- "w", "wb"
Write and Read.
- "w+", "w+b", "wb+"
- "w+" implies write/read access.
Append
- "a", "ab"
Append and Read
- "a+", "a+b", "ab+"
Note: ORDER IS IMPORTANT! so w+ is NOT the same as r+.
ALWAYS do a fflush or fseek between rear write operations if + is used..

Parameters

[in] mode POSIX file mode string.

Returns: open mode flags.; -1 on error.

Warning: read and write BOTH share the same stream buffer and buffer index pointers.

Definition at line 2473 of file posix.c.

Referenced by fopen().

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◆ putc()

int putc	(	int	c,
		FILE *	stream
	)

Un-Get byte from a TTY device or FatFs file stream.

man page ungetc (3).

Parameters

[in]	c	Character to unget
[in]	stream	POSIX stream pointer.

Returns: character.; EOF on error with errno set. Put a character to a stream See fdevopen() sets stream->put get for TTY devices

man page putc (3).

Parameters

[in] stream POSIX stream pointer.

Definition at line 379 of file posix.c.

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◆ putchar()

int putchar ( int c )

put a character to stdout See fdevopen() sets stream->put get for TTY devices

man page putchar (3).

Parameters

[in] stream POSIX stream pointer.

Returns: character.

Definition at line 329 of file posix.c.

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◆ puts()

int puts ( const char * str )

put a string to stdout See fdevopen() sets stream->put get for TTY devices

man page puts (3).

Parameters

[in] stream POSIX stream pointer.

Returns: character.

Definition at line 475 of file posix.c.

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◆ read()

ssize_t read	(	int	fd,
		void *	buf,
		size_t	count
	)

POSIX read count bytes from *buf to fileno fd.

man page read (2).

Parameters

[in]	fd	POSIX fileno.
[in]	buf	buffer.
[in]	count	number of bytes to write.

Returns: count on sucess.; -1 on error with errno set.

Definition at line 995 of file posix.c.

Referenced by __wrap_fread(), AP_InertialSensor_PX4::_get_accel_sample(), AP_InertialSensor_PX4::_get_gyro_sample(), PX4::PX4Storage::_mtd_load(), VRBRAIN::VRBRAINStorage::_mtd_load(), PX4::PX4AnalogIn::_timer_tick(), VRBRAIN::VRBRAINAnalogIn::_timer_tick(), HALSITL::SITL_State::_update_gps(), HALSITL::SITL_State::_update_gps_file(), SITL::JSBSim::check_stdout(), dsm_decode(), SITL::JSBSim::expect(), Linux::RCOutput_Bebop::from(), Linux::CAN::getFileDescriptor(), HALSITL::SITL_State::gps_read(), Linux::Storage::init(), loop(), Linux::Memory_table::Memory_table(), Linux::TimerPollable::on_can_read(), Linux::WakeupPollable::on_can_read(), ConsoleDevice::read(), UARTDevice::read(), RC_Channels::read_input(), srxl_decode(), SITL::JSBSim::start_JSBSim(), AP_RPM_PX4_PWM::update(), and AP_RangeFinder_PX4_PWM::update().

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◆ readdir()

dirent_t* readdir ( DIR * dirp )

Definition at line 1768 of file posix.c.

Referenced by Linux::I2CDeviceManager::get_device().

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◆ remove()

int remove ( const char * pathname )

Definition at line 1706 of file posix.c.

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◆ rename()

int rename	(	const char *	oldpath,
		const char *	newpath
	)

POSIX rename a file by name.

man page (2).

Parameters

[in]	oldpath	original name.
[in]	newpath	new name.

Returns: 0 on success.; -1 on error with errno set.

Definition at line 1648 of file posix.c.

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◆ replace_mktime()

static time_t replace_mktime ( const struct tm * t )

static

Definition at line 2232 of file posix.c.

Referenced by fat_time_to_unix().

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◆ rewind()

void rewind ( FILE * stream )

POSIX rewind file to the beginning.

man page rewind (3).

Parameters

[in] stream POSIX file stream.

Returns: void.

Definition at line 656 of file posix.c.

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◆ rmdir()

int rmdir ( const char * pathname )

POSIX delete a directory.

man page rmdir (2).

Parameters

[in] pathname directory to delete.

Returns: 0 on sucess.; -1 on error with errno set.

Definition at line 1671 of file posix.c.

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◆ stat()

int stat	(	const char *	name,
		struct stat *	buf
	)

Display struct stat, from POSIX stat(0 or fstat(), in ASCII. NOT POSIX.

POSIX file information functions
Parameters

[in] sp struct stat pointer.

Returns
void. POSIX stat - get file status of named file.
man page (2).

Parameters

[in]	name	file name.
[in]	buf	struct stat buffer to return results in.

Returns: 0 on success.; -1 on error with errno set.

Definition at line 1319 of file posix.c.

Referenced by __attribute__(), __wrap_fclose(), Linux::UARTDriver::_parseDevicePath(), f_getfree(), f_mkfs(), find_volume(), get_stack_top(), PX4::PX4RCOutput::init(), Linux::Util::is_chardev_node(), and is_dir().

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◆ strerror()

char* strerror ( int errnum )

POSIX strerror() - convert POSIX errno to text with user message.

man page strerror (3).

Parameters

[in] errnum index for sys_errlist[]

See also: sys_errlist[].

Returns: char *

Definition at line 1852 of file posix.c.

Referenced by Linux::VideoIn::_dequeue_frame(), Linux::VideoIn::_queue_buffer(), Linux::RCOutput_Bebop::_run_rcout(), Linux::VideoIn::_set_streaming(), HALSITL::SITL_State::_setup_fdm(), HALSITL::UARTDriver::_tcp_start_client(), HALSITL::UARTDriver::_tcp_start_connection(), Linux::VideoIn::allocate_buffers(), SITL::JSBSim::drain_control_socket(), SITL::Gazebo::drain_sockets(), Linux::RCInput_UART::init(), Linux::PWM_Sysfs_Base::init(), Linux::Scheduler::init(), Linux::RCInput_115200::init(), UARTDevice::open(), TCPServerDevice::open(), Linux::SPIBus::open(), Linux::VideoIn::open_device(), Linux::RCInput_UART::RCInput_UART(), SITL::JSBSim::send_servos(), UARTDevice::set_blocking(), ConsoleDevice::set_blocking(), AnalogSource_Navio2::set_channel(), Linux::VideoIn::set_crop(), Linux::VideoIn::set_format(), SITL::Gazebo::set_interface_ports(), Linux::Thread::start(), Linux::SPIDevice::transfer(), and Linux::SPIDevice::transfer_fullduplex().

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◆ sync()

void sync ( void )

POSIX Sync all pending file changes and metadata on ALL files.

man page sync (2).

Returns: void.

Definition at line 1058 of file posix.c.

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◆ syncfs()

int syncfs ( int fd )

POSIX Sync pending file changes and metadata for specified fileno.

man page syncfs (2).

Parameters

[in] fd POSIX fileno to sync.

Returns: 0.; -1 on error witrh errno set.

Definition at line 1085 of file posix.c.

Referenced by sync().

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◆ truncate()

int truncate	(	const char *	path,
		off_t	length
	)

POSIX truncate named file to length.

man page truncate (2).

Parameters

[in]	path	file name to truncate.
[in]	length	length to truncate to.

Returns: 0 on sucess.; -1 n fail.

Definition at line 1131 of file posix.c.

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◆ unix_time_to_fat()

void unix_time_to_fat	(	time_t	epoch,
		uint16_t *	date,
		uint16_t *	time
	)

Convert Linux POSIX time_t to FAT32 date and time. NOT POSIX.

man page gmtime (3).
Parameters

[in] epoch unix epoch seconds

[in] *date fat32 date

[in] *time fat32 time

Returns
void

Definition at line 2307 of file posix.c.

Referenced by utime().

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◆ unlink()

int unlink ( const char * pathname )

POSIX delete a file.

man page unlink (2).

Parameters

[in] pathname filename to delete.

Returns: 0 on sucess.; -1 on error with errno set.

Definition at line 1693 of file posix.c.

Referenced by HALSITL::SITL_State::_parse_command_line().

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◆ utime()

int utime	(	const char *	filename,
		const struct utimbuf *	times
	)

Set Modification and Access time of a file.

Parameters

[in]	filename	file name

Definition at line 1382 of file posix.c.

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◆ write()

ssize_t write	(	int	fd,
		const void *	buf,
		size_t	count
	)

POSIX Write count bytes from *buf to fileno fd.

man page write (2).

Parameters

[in]	fd	POSIX fileno.
[in]	buf	buffer.
[in]	count	number of bytes to write.

Returns: count on sucess.; -1 on error with errno set.

Definition at line 1169 of file posix.c.

Referenced by HALSITL::SITL_State::_gps_write(), PX4::PX4Storage::_mtd_write(), VRBRAIN::VRBRAINStorage::_mtd_write(), Linux::OpticalFlow_Onboard::_run_optflow(), PX4::PX4Storage::_storage_open(), VRBRAIN::VRBRAINStorage::_storage_open(), Linux::Storage::_timer_tick(), SITL::JSBSim::check_stdout(), SITL::JSBSim::expect(), Linux::RCOutput_Bebop::from(), fwrite(), Linux::CAN::getFileDescriptor(), ToneAlarm_PX4::play_string(), SITL::Vicon::update_vicon_position_estimate(), Linux::Poller::wakeup(), PX4::NSHShellStream::write(), VRBRAIN::NSHShellStream::write(), and ConsoleDevice::write().

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Variable Documentation

◆ __iob

FILE* __iob[MAX_FILES]

POSIX fileno to POSIX FILE stream table.

Note: the index of __iob[] is reffered to "fileno".
Reference: libc/avr-libc-1.8.0/libc/stdio.
stdin = __iob[0].
__iob[1] = stdout.
__iob[2] = stderr.

Definition at line 128 of file posix.c.

Referenced by fatfs_to_fileno(), fileno(), fileno_to_stream(), free_file_descriptor(), and new_file_descriptor().

◆ _de

dirent_t _de

static

POSIX opendir.

man page readdir(2).

Parameters

[in] dirp DIR * directory handle

Returns: DIR * on sucess.; NULL on error with errno set.

Definition at line 1767 of file posix.c.

Referenced by readdir().

◆ _dp

DIR _dp

static

POSIX opendir.

man page opendir (2).

Parameters

[in] pathname directory to delete.

Returns: DIR * on sucess.; NULL on error with errno set.

Definition at line 1748 of file posix.c.

◆ errno

int errno

Note: fdevopen assigns stdin,stdout,stderr.

POSIX errno.

Definition at line 118 of file posix.c.

Referenced by HALSITL::UARTDriver::_check_reconnect(), Linux::VideoIn::_dequeue_frame(), _kill(), VRBRAIN::VRBRAINStorage::_mtd_load(), PX4::PX4Storage::_mtd_load(), Linux::VideoIn::_queue_buffer(), Linux::VideoIn::_set_streaming(), HALSITL::SITL_State::_setup_fdm(), HALSITL::UARTDriver::_tcp_start_client(), HALSITL::UARTDriver::_tcp_start_connection(), Linux::VideoIn::allocate_buffers(), chdir(), chmod(), close(), closedir(), SITL::JSBSim::drain_control_socket(), SITL::Gazebo::drain_sockets(), fatfs_getc(), fatfs_putc(), fatfs_to_fileno(), fgetc(), fileno(), fileno_to_fatfs(), fileno_to_stream(), fputc(), free_file_descriptor(), fsync(), ftell(), ftruncate(), Linux::Util::get_hw_arm32(), getcwd(), Linux::RCInput_UART::init(), Linux::PWM_Sysfs_Base::init(), Linux::Scheduler::init(), Linux::RCInput_115200::init(), is_dir(), lseek(), Linux::Scheduler::microsleep(), mkdir(), mkdir_p(), new_file_descriptor(), Linux::WakeupPollable::on_can_read(), TCPServerDevice::open(), UARTDevice::open(), Linux::I2CBus::open(), Linux::SPIBus::open(), open(), Linux::VideoIn::open_device(), opendir(), perror(), Linux::Poller::poll(), Linux::RCInput_UART::RCInput_UART(), read(), Linux::Util::read_file(), readdir(), remove(), rename(), rmdir(), SITL::JSBSim::send_servos(), UARTDevice::set_blocking(), ConsoleDevice::set_blocking(), AnalogSource_Navio2::set_channel(), Linux::VideoIn::set_crop(), Linux::VideoIn::set_format(), SITL::Gazebo::set_interface_ports(), stat(), syncfs(), Linux::SPIDevice::transfer(), Linux::SPIDevice::transfer_fullduplex(), truncate(), unlink(), Linux::Poller::wakeup(), write(), and Linux::Util::write_file().

◆ sys_errlist

const char* sys_errlist[]

POSIX error messages for each errno value.

man page errno (3)

Definition at line 133 of file posix.c.

Referenced by __wrap_strerror_r(), perror(), and strerror().

[in]	epoch	unix epoch seconds
[in]	*date	fat32 date
[in]	*time	fat32 time

Functions

Variables

Detailed Description

Function Documentation

◆ __wrap_fclose()

◆ __wrap_fread()

◆ __wrap_freopen()

◆ __wrap_strerror_r()

◆ baseext()

◆ basename()

◆ chdir()

◆ chmod()

◆ clearerr()

◆ close()

◆ closedir()

◆ clrerror()

◆ dirname()

◆ fat_time_to_unix()

◆ fatfs_getc()

◆ fatfs_putc()

◆ fatfs_to_errno()

◆ fatfs_to_fileno()

◆ fdevopen()

◆ feof()

◆ ferror()

◆ fgetc()

◆ fgetpos()

◆ fgets()

◆ fileno()

◆ fileno_to_fatfs()

◆ fileno_to_stream()

◆ fopen()

◆ fprintf()

◆ fputc()

◆ fputs()

◆ free_file_descriptor()

◆ fs_getfree()

◆ fs_gettotal()

◆ fseek()

◆ fsetpos()

◆ fsync()

◆ ftell()

◆ ftruncate()

◆ fwrite()

◆ getc()

◆ getchar()

◆ getcwd()

◆ gets()

◆ isatty()

◆ lseek()

◆ mkdir()

◆ new_file_descriptor()

◆ open()

◆ opendir()

◆ perror()

◆ posix_fopen_modes_to_open()

◆ putc()

◆ putchar()

◆ puts()

◆ read()

◆ readdir()

◆ remove()

◆ rename()

◆ replace_mktime()

◆ rewind()

◆ rmdir()

◆ stat()

◆ strerror()

◆ sync()

◆ syncfs()

◆ truncate()

◆ unix_time_to_fat()

◆ unlink()

◆ utime()

◆ write()

Variable Documentation

◆ __iob

◆ _de

◆ _dp

◆ errno