#include "number.h"
#include "floatconfig.h"
#include "floatio.h"

Include dependency graph for floatnum.h:

This graph shows which files directly or indirectly include this file:

Classes
struct	floatstruct
Defines
#define	NULLTERMINATED (-20)
#define	UNORDERED (-2)
#define	EXACT (-101)
#define	INTQUOT (-102)
#define	float_free(f) float_setnan(f)
Typedefs
typedef floatstruct *	floatnum
typedef const floatstruct *	cfloatnum
Enumerations
enum	roundmode { TONEAREST, TOZERO, TOINFINITY, TOPLUSINFINITY, TOMINUSINFINITY }
Functions
void	floatnum_init ()
void	float_seterror (Error code)
Error	float_geterror ()
int	float_getrange ()
int	float_setrange (int maxexp)
int	float_getprecision ()
int	float_setprecision (int digits)
char	float_isvalidexp (int exp)
void	float_create (floatnum f)
void	float_setnan (floatnum f)
int	float_getexponent (cfloatnum f)
int	float_getsignificand (char *buf, int bufsz, cfloatnum f)
int	float_getlength (cfloatnum f)
signed char	float_getsign (cfloatnum f)
int	float_getscientific (char *buf, int bufsz, cfloatnum f)
char	float_getdigit (cfloatnum f, int ofs)
int	float_setsignificand (floatnum f, int leadingzeros, const char buf, int bufsz)
void	float_setexponent (floatnum f, int exponent)
void	float_setscientific (floatnum f, const char *buf, int bufsz)
void	float_setsign (floatnum f, signed char s)
void	float_setinteger (floatnum dest, int value)
void	float_setzero (floatnum f)
char	float_isnan (cfloatnum f)
char	float_iszero (cfloatnum f)
char	float_copy (floatnum dest, cfloatnum source, int digits)
void	float_move (floatnum dest, floatnum source)
char	float_neg (floatnum f)
char	float_abs (floatnum f)
signed char	float_cmp (cfloatnum val1, cfloatnum val2)
char	float_round (floatnum dest, cfloatnum src, int digits, roundmode mode)
char	float_int (floatnum f)
char	float_frac (floatnum f)
char	float_add (floatnum dest, cfloatnum summand1, cfloatnum summand2, int digits)
char	float_sub (floatnum dest, cfloatnum minuend, cfloatnum subtrahend, int digits)
char	float_mul (floatnum dest, cfloatnum factor1, cfloatnum factor2, int digits)
char	float_div (floatnum dest, cfloatnum dividend, cfloatnum divisor, int digits)
char	float_divmod (floatnum quotient, floatnum remainder, cfloatnum dividend, cfloatnum divisor, int digits)
char	float_sqrt (floatnum value, int digits)
char	_setnan (floatnum result)
char	_seterror (floatnum result, Error code)
char	_checknan (cfloatnum f)
char	_setzero (floatnum x)
Variables
int	maxdigits

Define Documentation

#define EXACT (-101)

#define float_free ( f ) float_setnan(f)

#define INTQUOT (-102)

#define NULLTERMINATED (-20)

#define UNORDERED (-2)

Typedef Documentation

typedef const floatstruct* cfloatnum

typedef floatstruct* floatnum

Enumeration Type Documentation

enum roundmode

Enumerator:

TONEAREST
TOZERO
TOINFINITY
TOPLUSINFINITY
TOMINUSINFINITY

Function Documentation

char _checknan ( cfloatnum f )

char _seterror	(	floatnum	result,
		Error	code
	)

char _setnan ( floatnum result )

char _setzero ( floatnum x )

char float_abs ( floatnum f )

char float_add	(	floatnum	dest,
		cfloatnum	summand1,
		cfloatnum	summand2,
		int	digits
	)

signed char float_cmp	(	cfloatnum	val1,
		cfloatnum	val2
	)

char float_copy	(	floatnum	dest,
		cfloatnum	source,
		int	digits
	)

void float_create ( floatnum f )

char float_div	(	floatnum	dest,
		cfloatnum	dividend,
		cfloatnum	divisor,
		int	digits
	)

char float_divmod	(	floatnum	quotient,
		floatnum	remainder,
		cfloatnum	dividend,
		cfloatnum	divisor,
		int	digits
	)

char float_frac ( floatnum f )

char float_getdigit	(	cfloatnum	f,
		int	ofs
	)

Error float_geterror ( )

int float_getexponent ( cfloatnum f )

int float_getlength ( cfloatnum f )

int float_getprecision ( )

int float_getrange ( )

int float_getscientific	(	char *	buf,
		int	bufsz,
		cfloatnum	f
	)

signed char float_getsign ( cfloatnum f )

int float_getsignificand	(	char *	buf,
		int	bufsz,
		cfloatnum	f
	)

char float_int ( floatnum f )

char float_isnan ( cfloatnum f )

char float_isvalidexp ( int exp )

char float_iszero ( cfloatnum f )

void float_move	(	floatnum	dest,
		floatnum	source
	)

char float_mul	(	floatnum	dest,
		cfloatnum	factor1,
		cfloatnum	factor2,
		int	digits
	)

char float_neg ( floatnum f )

char float_round	(	floatnum	dest,
		cfloatnum	src,
		int	digits,
		roundmode	mode
	)

void float_seterror ( Error code )

void float_setexponent	(	floatnum	f,
		int	exponent
	)

void float_setinteger	(	floatnum	dest,
		int	value
	)

void float_setnan ( floatnum f )

int float_setprecision ( int digits )

int float_setrange ( int maxexp )

void float_setscientific	(	floatnum	f,
		const char *	buf,
		int	bufsz
	)

void float_setsign	(	floatnum	f,
		signed char	s
	)

int float_setsignificand	(	floatnum	f,
		int *	leadingzeros,
		const char *	buf,
		int	bufsz
	)

void float_setzero ( floatnum f )

char float_sqrt	(	floatnum	value,
		int	digits
	)

char float_sub	(	floatnum	dest,
		cfloatnum	minuend,
		cfloatnum	subtrahend,
		int	digits
	)

void floatnum_init ( )

Variable Documentation

int maxdigits

Classes

Defines

Typedefs

Enumerations

Functions

Variables

Define Documentation

Typedef Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation