avsscanf.c File Reference

#include <errno.h>
#include <limits.h>
#include <math.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <float.h>
#include "avstring.h"

Go to the source code of this file.

Data Structures
struct	FFFILE

Macros
#define	SIZE_hh   -2
#define	SIZE_h   -1
#define	SIZE_def   0
#define	SIZE_l   1
#define	SIZE_L   2
#define	SIZE_ll   3
#define	shcnt(f)
#define	shlim(f, lim)
#define	shgetc(f)
#define	shunget(f)
#define	LD_B1B_DIG   2
#define	LD_B1B_MAX   9007199, 254740991
#define	KMAX   128
#define	MASK   (KMAX-1)

Functions
static int	fftoread (FFFILE *f)
static size_t	ffstring_read (FFFILE *f, unsigned char *buf, size_t len)
static int	ffuflow (FFFILE *f)
static void	ffshlim (FFFILE *f, ptrdiff_t lim)
static int	ffshgetc (FFFILE *f)
static unsigned long long	ffintscan (FFFILE *f, unsigned base, int pok, unsigned long long lim)
static long long	scanexp (FFFILE *f, int pok)
static double	decfloat (FFFILE *f, int c, int bits, int emin, int sign, int pok)
static double	hexfloat (FFFILE *f, int bits, int emin, int sign, int pok)
static double	fffloatscan (FFFILE *f, int prec, int pok)
static void *	arg_n (va_list ap, unsigned int n)
static void	store_int (void *dest, int size, unsigned long long i)
static int	ff_vfscanf (FFFILE *f, const char *fmt, va_list ap)
static int	ff_vsscanf (const char *s, const char *fmt, va_list ap)
int	av_sscanf (const char *string, const char *format,...)

Variables
static const unsigned char	table []

Macro Definition Documentation

SIZE_hh

#define SIZE_hh   -2

Definition at line 46 of file avsscanf.c.

Referenced by ff_vfscanf(), and store_int().

SIZE_h

#define SIZE_h   -1

Definition at line 47 of file avsscanf.c.

Referenced by ff_vfscanf(), and store_int().

SIZE_def

#define SIZE_def   0

Definition at line 48 of file avsscanf.c.

Referenced by ff_vfscanf(), and store_int().

SIZE_l

#define SIZE_l   1

Definition at line 49 of file avsscanf.c.

Referenced by ff_vfscanf(), and store_int().

SIZE_L

#define SIZE_L   2

Definition at line 50 of file avsscanf.c.

Referenced by ff_vfscanf().

SIZE_ll

#define SIZE_ll   3

Definition at line 51 of file avsscanf.c.

Referenced by ff_vfscanf(), and store_int().

shcnt

#define shcnt

(

f

)

Value:

((f)->shcnt + ((f)->rpos - (f)->buf))

Definition at line 53 of file avsscanf.c.

Referenced by ff_vfscanf(), and ffshgetc().

shlim

#define shlim	(		f,
			lim )

Value:

ffshlim((f), (lim))

Definition at line 114 of file avsscanf.c.

Referenced by decfloat(), ff_vfscanf(), fffloatscan(), ffintscan(), and hexfloat().

shgetc

#define shgetc

(

f

)

Value:

(((f)->rpos < (f)->shend) ? *(f)->rpos++ : ffshgetc(f))

Definition at line 115 of file avsscanf.c.

Referenced by decfloat(), ff_vfscanf(), fffloatscan(), ffintscan(), hexfloat(), and scanexp().

shunget

#define shunget

(

f

)

Value:

((f)->shend ? (void)(f)->rpos-- : (void)0)

Definition at line 116 of file avsscanf.c.

Referenced by decfloat(), ff_vfscanf(), fffloatscan(), ffintscan(), hexfloat(), and scanexp().

LD_B1B_DIG

#define LD_B1B_DIG   2

Definition at line 239 of file avsscanf.c.

Referenced by decfloat().

LD_B1B_MAX

#define LD_B1B_MAX   9007199, 254740991

Definition at line 240 of file avsscanf.c.

Referenced by decfloat().

KMAX

#define KMAX   128

Definition at line 241 of file avsscanf.c.

Referenced by decfloat().

MASK

#define MASK   (KMAX-1)

Definition at line 242 of file avsscanf.c.

Function Documentation

fftoread()

static int fftoread ( FFFILE * f )

static

Definition at line 55 of file avsscanf.c.

Referenced by ffuflow().

ffstring_read()

static size_t ffstring_read ( FFFILE * f, unsigned char * buf, size_t len )

static

Definition at line 61 of file avsscanf.c.

Referenced by ff_vsscanf().

ffuflow()

static int ffuflow ( FFFILE * f )

static

Definition at line 77 of file avsscanf.c.

Referenced by ffshgetc().

ffshlim()

static void ffshlim ( FFFILE * f, ptrdiff_t lim )

static

Definition at line 84 of file avsscanf.c.

ffshgetc()

static int ffshgetc ( FFFILE * f )

static

Definition at line 95 of file avsscanf.c.

ffintscan()

static unsigned long long ffintscan ( FFFILE * f, unsigned base, int pok, unsigned long long lim )

static

Definition at line 137 of file avsscanf.c.

Referenced by ff_vfscanf().

scanexp()

static long long scanexp ( FFFILE * f, int pok )

static

Definition at line 213 of file avsscanf.c.

Referenced by decfloat(), and hexfloat().

decfloat()

static double decfloat ( FFFILE * f, int c, int bits, int emin, int sign, int pok )

static

Definition at line 244 of file avsscanf.c.

Referenced by fffloatscan().

hexfloat()

static double hexfloat ( FFFILE * f, int bits, int emin, int sign, int pok )

static

Definition at line 496 of file avsscanf.c.

Referenced by fffloatscan().

fffloatscan()

static double fffloatscan ( FFFILE * f, int prec, int pok )

static

Definition at line 609 of file avsscanf.c.

Referenced by ff_vfscanf().

arg_n()

static void * arg_n ( va_list ap, unsigned int n )

static

Definition at line 691 of file avsscanf.c.

Referenced by ff_vfscanf().

store_int()

static void store_int ( void * dest, int size, unsigned long long i )

static

Definition at line 703 of file avsscanf.c.

Referenced by ff_vfscanf().

ff_vfscanf()

static int ff_vfscanf ( FFFILE * f, const char * fmt, va_list ap )

static

Definition at line 725 of file avsscanf.c.

Referenced by ff_vsscanf().

ff_vsscanf()

static int ff_vsscanf ( const char * s, const char * fmt, va_list ap )

static

Definition at line 951 of file avsscanf.c.

Referenced by av_sscanf().

av_sscanf()

int av_sscanf	(	const char *	string,
		const char *	format,
			... )

Definition at line 961 of file avsscanf.c.

Referenced by activate(), av_channel_layout_from_string(), ff_pnm_decode_header(), fill_items(), filter_frame(), fsync_config_props(), init(), init(), parse_3dl(), parse_channel_name(), parse_cinespace(), parse_cube(), parse_dat(), parse_delays(), parse_gains(), parse_line(), parse_m3d(), parse_speaker_pos(), parse_weights(), process_command(), read_custom_noise(), read_gains(), read_tf_coefficients(), read_ts(), read_zp_coefficients(), scc_read_header(), and vivo_read_header().

Variable Documentation

table

const unsigned char table[]

static

Initial value:

= { -1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    0, 1, 2, 3, 4, 5, 6, 7, 8, 9,-1,-1,-1,-1,-1,-1,
    -1,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,
    25,26,27,28,29,30,31,32,33,34,35,-1,-1,-1,-1,-1,
    -1,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,
    25,26,27,28,29,30,31,32,33,34,35,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
}

Definition at line 118 of file avsscanf.c.