src/emv_data.c File Reference

#include <ccid.h>
#include <list.h>
#include <emv.h>
#include <ber.h>
#include <ctype.h>
#include "emv-internal.h"

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Data Structures
struct	db_state
Functions
static struct _emv_tag *	find_tag (uint16_t id)
static struct _emv_data *	find_data (struct _emv_data **db, unsigned int num, uint16_t id)
struct _emv_data *	_emv_retrieve_data (emv_t e, uint16_t id)
emv_data_t	emv_retrieve_data (emv_t e, uint16_t id)
emv_data_t *	emv_data_children (emv_data_t d, unsigned int *nmemb)
emv_data_t *	emv_retrieve_records (emv_t e, unsigned int *nmemb)
const uint8_t *	emv_data (emv_data_t d, size_t *len)
unsigned int	emv_data_type (emv_data_t d)
uint16_t	emv_data_tag (emv_data_t d)
const char *	emv_data_tag_label (emv_data_t d)
int	emv_data_int (emv_data_t d)
int	emv_data_sda (emv_data_t d)
static int	composite (emv_t e, struct _emv_data *d)
static int	decode_record (struct db_state s, const uint8_t ptr, size_t len, int sda)
static int	cmp (const void A, const void B)
static void	count_elements (struct _emv_data *d, size_t num, unsigned int cnt)
static void	add_elements (struct _emv_data d, size_t num, struct _emv_data *db)
static int	read_sfi (struct db_state *s, uint8_t sfi, uint8_t begin, uint8_t end, uint8_t num_sda)
int	emv_read_app_data (struct _emv *e)
Variables
static struct _emv_tag	unknown_soldier
static struct _emv_tag	tags []
static const unsigned int	num_tags = sizeof(tags)/sizeof(*tags)

Function Documentation

struct _emv_data* _emv_retrieve_data	(	emv_t	e,
		uint16_t	id
	)			`[read]`

Definition at line 172 of file emv_data.c.

References _emv_db::db_elem, _emv_db::db_nmemb, _emv::e_db, and find_data().

Referenced by get_required_data().

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static void add_elements	(	struct _emv_data **	d,
		size_t	num,
		struct _emv_data ***	db
	)			`[static]`

Definition at line 481 of file emv_data.c.

References _emv_data::d_elem, _emv_data::d_nmemb, and emv_data_composite().

Referenced by emv_read_app_data().

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static int cmp	(	const void *	A,
		const void *	B
	)			`[static]`

Definition at line 454 of file emv_data.c.

Referenced by count_elements(), emv_read_app_data(), find_data(), and find_tag().

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static int composite	(	emv_t	e,
		struct _emv_data *	d
	)			`[static]`

Definition at line 243 of file emv_data.c.

References _emv_error(), _emv_sys_error(), ber_decode_len(), ber_decode_tag(), _emv_data::d_data, _emv_data::d_elem, _emv_data::d_flags, _emv_data::d_id, _emv_data::d_len, _emv_data::d_nmemb, _emv_data::d_tag, _emv::e_data, _emv::e_files, emv_data_composite(), EMV_ERR_BER_DECODE, find_tag(), gang_alloc(), mpool_alloc(), and num_tags.

Referenced by decode_record().

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static void count_elements	(	struct _emv_data **	d,
		size_t	num,
		unsigned int *	cnt
	)			`[static]`

Definition at line 460 of file emv_data.c.

References cmp(), _emv_data::d_elem, _emv_data::d_nmemb, and emv_data_composite().

Referenced by emv_read_app_data().

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static int decode_record	(	struct db_state *	s,
		const uint8_t *	ptr,
		size_t	len,
		int	sda
	)			`[static]`

Definition at line 333 of file emv_data.c.

References _emv_error(), _emv_sys_error(), ber_decode_len(), composite(), _emv_data::d_data, _emv_data::d_flags, _emv_data::d_id, _emv_data::d_len, _emv_data::d_tag, db_state::e, _emv::e_data, _emv::e_files, EMV_DATA_SDA, EMV_ERR_BER_DECODE, EMV_TAG_RECORD, find_tag(), gang_alloc(), mpool_alloc(), db_state::rec, and db_state::sda.

Referenced by read_sfi().

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const uint8_t* emv_data	(	emv_data_t	d,
		size_t *	len
	)

Definition at line 194 of file emv_data.c.

References _emv_data::d_data, and _emv_data::d_len.

Referenced by cp_data_repr(), and cp_data_value().

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emv_data_t* emv_data_children	(	emv_data_t	d,
		unsigned int *	nmemb
	)

Definition at line 182 of file emv_data.c.

References _emv_data::d_elem, and _emv_data::d_nmemb.

Referenced by cp_data_children().

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int emv_data_int ( emv_data_t d )

Definition at line 215 of file emv_data.c.

References _emv_data::d_data, _emv_data::d_len, _emv_data::d_tag, EMV_DATA_INT, EMV_DATA_TYPE_MASK, and _emv_tag::t_type.

Referenced by cp_data_repr(), and get_required_data().

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int emv_data_sda ( emv_data_t d )

Definition at line 231 of file emv_data.c.

References _emv_data::d_flags, and EMV_DATA_SDA.

Referenced by cp_data_sda().

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uint16_t emv_data_tag ( emv_data_t d )

Definition at line 205 of file emv_data.c.

References _emv_data::d_id.

Referenced by cp_data_tag(), and data_dict().

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const char* emv_data_tag_label ( emv_data_t d )

Definition at line 210 of file emv_data.c.

References _emv_data::d_tag, and _emv_tag::t_label.

Referenced by cp_data_tag_label().

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unsigned int emv_data_type ( emv_data_t d )

Definition at line 200 of file emv_data.c.

References _emv_data::d_tag, EMV_DATA_TYPE_MASK, and _emv_tag::t_type.

Referenced by cp_data_repr(), and cp_data_type().

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int emv_read_app_data ( struct _emv * e )

Definition at line 522 of file emv_data.c.

References _emv_success(), _emv_sys_error(), add_elements(), cmp(), count_elements(), _emv_data::d_elem, _emv_data::d_nmemb, db_state::db, _emv_db::db_elem, _emv_db::db_nmemb, _emv_db::db_numrec, _emv_db::db_numsda, _emv_db::db_rec, _emv_db::db_sda, db_state::e, _emv::e_afl, _emv::e_afl_len, _emv::e_data, _emv::e_db, _emv::e_files, gang_alloc(), gang_free(), gang_new(), mpool_free(), mpool_new(), read_sfi(), db_state::rec, and db_state::sda.

Referenced by cp_read_app_data(), and do_emv_stuff().

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emv_data_t emv_retrieve_data	(	emv_t	e,
		uint16_t	id
	)

Definition at line 177 of file emv_data.c.

References _emv_db::db_elem, _emv_db::db_nmemb, _emv::e_db, and find_data().

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emv_data_t* emv_retrieve_records	(	emv_t	e,
		unsigned int *	nmemb
	)

Definition at line 188 of file emv_data.c.

References _emv_db::db_numrec, _emv_db::db_rec, and _emv::e_db.

Referenced by cp_read_app_data().

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static struct _emv_data* find_data	(	struct _emv_data **	db,
		unsigned int	num,
		uint16_t	id
	)			`[static, read]`

Definition at line 148 of file emv_data.c.

References cmp(), _emv_data::d_id, and num_tags.

Referenced by _emv_retrieve_data(), and emv_retrieve_data().

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static struct _emv_tag* find_tag ( uint16_t id ) [static, read]

Definition at line 125 of file emv_data.c.

References cmp(), num_tags, and _emv_tag::t_tag.

Referenced by composite(), and decode_record().

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static int read_sfi	(	struct db_state *	s,
		uint8_t	sfi,
		uint8_t	begin,
		uint8_t	end,
		uint8_t	num_sda
	)			`[static]`

Definition at line 499 of file emv_data.c.

References _emv_read_record(), decode_record(), db_state::e, _emv::e_xfr, and xfr_rx_data().

Referenced by emv_read_app_data().

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Variable Documentation

const unsigned int num_tags = sizeof(tags)/sizeof(*tags) [static]

Definition at line 123 of file emv_data.c.

Referenced by composite(), find_data(), and find_tag().

struct _emv_tag tags[] [static]

Definition at line 20 of file emv_data.c.

struct _emv_tag unknown_soldier [static]

Initial value:

 {
        .t_tag = 0x00,
        .t_type = EMV_DATA_ATOMIC | EMV_DATA_BINARY,
        .t_label = "UNKNOWN",
}

Definition at line 14 of file emv_data.c.

src/emv_data.c File Reference

Data Structures

Functions

Variables

Function Documentation

Variable Documentation