comedilib/lib/range.c File Reference

#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <errno.h>
#include <string.h>
#include "libinternal.h"

Go to the source code of this file.

Defines
#define	__USE_GNU
#define	NAN
Functions
	EXPORT_ALIAS_DEFAULT (_comedi_set_global_oor_behavior, comedi_set_global_oor_behavior, 0.7.18)
enum comedi_oor_behavior	_comedi_set_global_oor_behavior (enum comedi_oor_behavior behavior)
	EXPORT_ALIAS_DEFAULT (_comedi_to_phys, comedi_to_phys, 0.7.18)
double	_comedi_to_phys (lsampl_t data, comedi_range *rng, lsampl_t maxdata)
	EXPORT_ALIAS_DEFAULT (_comedi_from_phys, comedi_from_phys, 0.7.18)
lsampl_t	_comedi_from_phys (double data, comedi_range *rng, lsampl_t maxdata)
	EXPORT_ALIAS_DEFAULT (_comedi_find_range, comedi_find_range, 0.7.18)
int	_comedi_find_range (comedi_t *it, unsigned int subd, unsigned int chan, unsigned int unit, double min, double max)
	EXPORT_ALIAS_DEFAULT (_comedi_get_n_ranges, comedi_get_n_ranges, 0.7.18)
int	_comedi_get_n_ranges (comedi_t *it, unsigned int subd, unsigned int chan)
	EXPORT_ALIAS_DEFAULT (_comedi_range_is_chan_specific, comedi_range_is_chan_specific, 0.7.18)
int	_comedi_range_is_chan_specific (comedi_t *it, unsigned int subd)
	EXPORT_ALIAS_DEFAULT (_comedi_sampl_to_phys, comedi_sampl_to_phys, 0.7.18)
int	_comedi_sampl_to_phys (double *dest, int dst_stride, sampl_t *src, int src_stride, comedi_range *rng, lsampl_t maxdata, int n)
	EXPORT_ALIAS_DEFAULT (_comedi_sampl_from_phys, comedi_sampl_from_phys, 0.7.18)
int	_comedi_sampl_from_phys (sampl_t *dest, int dst_stride, double *src, int src_stride, comedi_range *rng, lsampl_t maxdata, int n)

---

Define Documentation

#define __USE_GNU

Definition at line 26 of file range.c.

#define NAN

Value:

(__extension__ ((union { unsigned char __c[8];                        \
                           double __d; })                                     \
                  { { 0, 0, 0, 0, 0, 0, 0xf8, 0x7f } }).__d)

Definition at line 44 of file range.c.

---

Function Documentation

int _comedi_find_range	(	comedi_t *	it,
		unsigned int	subd,
		unsigned int	chan,
		unsigned int	unit,
		double	min,
		double	max
	)

Definition at line 100 of file range.c.

lsampl_t _comedi_from_phys	(	double	data,
		comedi_range *	rng,
		lsampl_t	maxdata
	)

Definition at line 85 of file range.c.

int _comedi_get_n_ranges	(	comedi_t *	it,
		unsigned int	subd,
		unsigned int	chan
	)

Definition at line 126 of file range.c.

int _comedi_range_is_chan_specific	(	comedi_t *	it,
		unsigned int	subd
	)

Definition at line 137 of file range.c.

int _comedi_sampl_from_phys	(	sampl_t *	dest,
		int	dst_stride,
		double *	src,
		int	src_stride,
		comedi_range *	rng,
		lsampl_t	maxdata,
		int	n
	)

Definition at line 181 of file range.c.

int _comedi_sampl_to_phys	(	double *	dest,
		int	dst_stride,
		sampl_t *	src,
		int	src_stride,
		comedi_range *	rng,
		lsampl_t	maxdata,
		int	n
	)

Definition at line 144 of file range.c.

enum comedi_oor_behavior _comedi_set_global_oor_behavior

(

enum comedi_oor_behavior

behavior

)

Definition at line 54 of file range.c.

double _comedi_to_phys	(	lsampl_t	data,
		comedi_range *	rng,
		lsampl_t	maxdata
	)

Definition at line 66 of file range.c.

EXPORT_ALIAS_DEFAULT	(	_comedi_get_n_ranges	,
		comedi_get_n_ranges	,
		0.7.	18
	)

EXPORT_ALIAS_DEFAULT	(	_comedi_sampl_from_phys	,
		comedi_sampl_from_phys	,
		0.7.	18
	)

EXPORT_ALIAS_DEFAULT	(	_comedi_find_range	,
		comedi_find_range	,
		0.7.	18
	)

EXPORT_ALIAS_DEFAULT	(	_comedi_to_phys	,
		comedi_to_phys	,
		0.7.	18
	)

EXPORT_ALIAS_DEFAULT	(	_comedi_set_global_oor_behavior	,
		comedi_set_global_oor_behavior	,
		0.7.	18
	)

EXPORT_ALIAS_DEFAULT	(	_comedi_sampl_to_phys	,
		comedi_sampl_to_phys	,
		0.7.	18
	)

EXPORT_ALIAS_DEFAULT	(	_comedi_range_is_chan_specific	,
		comedi_range_is_chan_specific	,
		0.7.	18
	)

EXPORT_ALIAS_DEFAULT	(	_comedi_from_phys	,
		comedi_from_phys	,
		0.7.	18
	)