code128.c File Reference

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Macros
#define	NUM_CHARS

Typedefs
typedef enum code128_char_e	code128_char_t

Enumerations
enum	code128_char_e {   FNC3,   FNC2,   SHIFT,   CODE_C,   CODE_B,   CODE_A,   FNC1,   START_A,   START_B,   START_C,   STOP,   FNC3,   FNC2,   SHIFT,   CODE_C,   CODE_B,   CODE_A,   FNC1,   START_A,   START_B,   START_C,   STOP_FWD,   STOP_REV,   FNC4 }

Functions
zbar_symbol_type_t	_zbar_decode_code128 (zbar_decoder_t *dcode)
static unsigned char	calc_check (unsigned char c)
static signed char	decode6 (zbar_decoder_t *dcode)
static signed char	decode_hi (int sig)
static signed char	decode_lo (int sig)
static unsigned char	postprocess (zbar_decoder_t *dcode)
static unsigned	postprocess_c (zbar_decoder_t *dcode, unsigned start, unsigned end, unsigned dst)
static unsigned char	validate_checksum (zbar_decoder_t *dcode)

Variables
static const unsigned char	characters [108]
static const unsigned char	lo_base [8]
static const unsigned char	lo_offset [0x80]

Macro Definition Documentation

#define NUM_CHARS

Typedef Documentation

typedef enum code128_char_e code128_char_t

Enumeration Type Documentation

enum code128_char_e

Enumerator
FNC3
FNC2
SHIFT
CODE_C
CODE_B
CODE_A
FNC1
START_A
START_B
START_C
STOP
FNC3
FNC2
SHIFT
CODE_C
CODE_B
CODE_A
FNC1
START_A
START_B
START_C
STOP_FWD
STOP_REV
FNC4

Function Documentation

zbar_symbol_type_t _zbar_decode_code128

(

zbar_decoder_t *

dcode

)

References _zbar_decoder_buf_dump(), BUFFER_MIN, CFG, code128_decoder_s::character, decode6(), code128_decoder_s::direction, dprintf, code128_decoder_s::element, get_color(), get_lock(), get_width(), postprocess(), code128_decoder_s::s6, size_buf(), START_A, START_C, STOP_FWD, STOP_REV, validate_checksum(), zassert, zbar::ZBAR_BAR, zbar::ZBAR_CFG_MAX_LEN, zbar::ZBAR_CFG_MIN_LEN, zbar::ZBAR_CODE128, zbar::ZBAR_NONE, and zbar::ZBAR_SPACE.

Referenced by code128_reset(), and zbar_decode_width().

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static unsigned char calc_check ( unsigned char  c )

inlinestatic

Referenced by decode6().

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static signed char decode6 ( zbar_decoder_t *  dcode )

inlinestatic

References calc_check(), decode_e(), decode_hi(), decode_lo(), dprintf, get_color(), get_width(), and zbar::ZBAR_BAR.

Referenced by _zbar_decode_code128().

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static signed char decode_hi ( int  sig )

inlinestatic

References characters, dprintf, and idx.

Referenced by decode6().

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static signed char decode_lo ( int  sig )

inlinestatic

References characters, dprintf, idx, lo_base, lo_offset, and zassert.

Referenced by decode6().

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static unsigned char postprocess ( zbar_decoder_t *  dcode )

inlinestatic

References _zbar_decoder_buf_dump(), code128_decoder_s::character, CODE_A, CODE_C, code128_decoder_s::direction, dprintf, FNC1, FNC2, FNC3, postprocess_c(), SHIFT, START_A, START_C, STOP_FWD, STOP_REV, and zassert.

Referenced by _zbar_decode_code128().

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static unsigned postprocess_c ( zbar_decoder_t *  dcode, unsigned  start, unsigned  end, unsigned  dst  )

inlinestatic

References _zbar_decoder_buf_dump(), size_buf(), and zassert.

Referenced by postprocess().

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static unsigned char validate_checksum ( zbar_decoder_t *  dcode )

inlinestatic

References _zbar_decoder_buf_dump(), code128_decoder_s::character, code128_decoder_s::direction, dprintf, idx, and zassert.

Referenced by _zbar_decode_code128().

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Variable Documentation

const unsigned char characters[108]

static

Referenced by decode_hi(), and decode_lo().

const unsigned char lo_base[8]

static

Referenced by decode_lo().

const unsigned char lo_offset[0x80]

static

Referenced by decode_lo().