Class EMV

This class implements functions for the EMV tansaction process
Defined in: emv.js.

Class Summary
Constructor Attributes	Constructor Name and Description
	EMV(card, crypto) EMV class constructor

Method Summary
Method Attributes	Method Name and Description
	addCardDEFromList(tlvlist) Add elements from ByteString into the cardDE array
	createDOL(dol) Create a Data Object List related ByteString
	decodeFCI(fci) Decode the A5 Template from the FCI
	generateAC() Send GENERATE APPLICATION CRYPTOGRAM APDU
	getAID() Return AID of application with highest priority or null if no PSE defined
	getCardDataElements() Return cardDE
	getDAInput() Return the Data Authentication Input
	getProcessingOptions(pdol) Send GET PROCESSING OPTION APDU
	getPSE() Return array of PSE entries or null if none defined
	initApplProc() Inform the ICC that a new transaction is beginning.
	log(msg) Log message if verbosity is enabled
	readApplData() Read application data as indicated in the Application File Locator.
	readRecord(sfi, recno) Send READ RECORD APDU
	select(dfname, first) Send SELECT APDU
	selectADF(aid) Select application and return FCI
	selectPSE(contactless) Select and read Payment System Environment on either contact or contactless card
	tryAID() Try a list of predefined AID in order to select an application

Class Detail

EMV(card, crypto)

EMV class constructor

Parameters:
{object} card: the card object
{object} crypto: the crypto object

Method Detail

addCardDEFromList(tlvlist)

Add elements from ByteString into the cardDE array

Parameters:
{TLVList} tlvlist

{ByteString} createDOL(dol)

Create a Data Object List related ByteString

Parameters:
{object} dol: the Data Object List

Returns:: ByteString related to the DOL

decodeFCI(fci)

Decode the A5 Template from the FCI

Parameters:
{ByteString} fci: the File Control Informations

generateAC()

Send GENERATE APPLICATION CRYPTOGRAM APDU

{ByteString} getAID()

Return AID of application with highest priority or null if no PSE defined

Returns:: the AID

{Array} getCardDataElements()

Return cardDE

Returns:: the cardDE array

{ByteString} getDAInput()

Return the Data Authentication Input

Returns:: the Data Authentication Input

{ByteString} getProcessingOptions(pdol)

Send GET PROCESSING OPTION APDU

Parameters:
{ByteString} pdol: the Processing Data Object List

Returns:: the Application Interchange Profile and the Application File Locator

{Array} getPSE()

Return array of PSE entries or null if none defined

Returns:: the PSE array

initApplProc()

Inform the ICC that a new transaction is beginning. Store AIP and AFL into the cardDE array.

log(msg)

Log message if verbosity is enabled

Parameters:
{String} msg: the message to log

readApplData()

Read application data as indicated in the Application File Locator. Collect input to data authentication.

{ByteString} readRecord(sfi, recno)

Send READ RECORD APDU

Parameters:
{number} sfi: the Short File Identifier
{number} recno: the record number

Returns:: the corresponding record or empty ByteString if no data was read

{ByteString} select(dfname, first)

Send SELECT APDU

Parameters:
{object} dfname: the PSE AID
{boolean} first: the selection options

Returns:: the FCI

selectADF(aid)

Select application and return FCI

Parameters:
{ByteString} aid: the Application Identifier

selectPSE(contactless)

Select and read Payment System Environment on either contact or contactless card

Parameters:
{boolean} contactless: the PSE AID

tryAID()

Try a list of predefined AID in order to select an application

Classes

Class EMV