private byte[] DoGPO(byte[] adpu)
{
TLVList db = new TLVList();
EMVGetProcessingOptionsRequest request = new EMVGetProcessingOptionsRequest();
request.Deserialize(adpu);
TLV _83 = TLV.Create(EMVTagsEnum.COMMAND_TEMPLATE_83_KRN.Tag);
_83.Deserialize(request.CommandData, 0);
int pos = 0;
byte[] amount = Formatting.copyOfRange(_83.Value, pos, pos + MAX_AMOUNT_AUTH__LENGTH);
pos = pos + MAX_AMOUNT_AUTH__LENGTH;
byte[] upn = Formatting.copyOfRange(_83.Value, pos, pos + MAX_UNPRED_NUM__LENGTH);
pos = pos + MAX_UNPRED_NUM__LENGTH;
byte[] ttq = Formatting.copyOfRange(_83.Value, pos, pos + MAX_TTQ_LENGTH);
//pos = pos + MAX_TTQ_LENGTH;
db.AddToList(TLV.Create(EMVTagsEnum.TERMINAL_TRANSACTION_QUALIFIERS_TTQ_9F66_KRN.Tag, ttq));
/*
* supported by card and reader (TTQ byte 1 bit 6 set to 1b)
* return 6985 if not
*/
TERMINAL_TRANSACTION_QUALIFIERS_9F66_KRN ttqST = new TERMINAL_TRANSACTION_QUALIFIERS_9F66_KRN(db.Get(EMVTagsEnum.TERMINAL_TRANSACTION_QUALIFIERS_TTQ_9F66_KRN.Tag));
if (!ttqST.Value.EMVModeSupported)
{
return(BitConverter.GetBytes((int)ISO7816ReturnCodes.SW_CONDITIONS_OF_USE_NOT_SATISFIED));
}
/*
* Card action analysis
*/
/*
* Card Risk Management Processing
*/
/*
* Initialize data
*/
//Req H.2 (Initialization of Card Transaction Qualifiers)
//The card shall reset CTQ byte 1 bits 8-7 to 00b (indicating Online PIN Not Required and Signature Not Required).
CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3 ctq = new CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3();
ctq.Value.OnlinePINRequired = false;
ctq.Value.SignatureRequired = false;
ctq.Value.GoOnlineIfApplicationExpired = true; //hardcoded perso
ctq.Value.GoOnlineIfOfflineDataAuthenticationFailsAndReaderIsOnlineCapable = true; //hardcoded perso
//Req H.3 (Initialization of Issuer Application Data)
//The card shall set the CVR to '03 80 00 00' (indicating Second GENERATE AC not requested)
byte[] cvr = new byte[4];
cvr[Byte1] = 0x03;
cvr[Byte2] = (byte)0x80;
cvr[Byte3] = 0x00;
cvr[Byte4] = 0x00;
//Req H.4 (Initialization of Cryptogram Information Data)
//The card shall reset the Cryptogram Information Data (CID) to '00'.
byte[] cid_9F27 = new byte[1];
cid_9F27[Byte1] = 0x00;
/*
* Application Block Check
*/
//Req H.5 (Application Blocked Check)
//If the application is blocked, then the card shall discontinue processing the command and shall respond with SW1 SW2 = '6985'
/*
* PIN tries exceeded check
*/
/*
* Refunds and Credits Check
*/
/*
* Reader Indicators Check
*/
/*
* Cardholder Verification Method Check
*/
//Req H.6 (CVM Required Check)
//If CVM Required by reader (TTQ byte 2 bit 7 is 1b), then a CVM is required for the
//transaction, and the card shall determine the common CVM to be performed
byte[] capDefault = PersoAndCardStateStorage.CARD_ADDITIONAL_PROCESSES_9F68_KRN.Value;
if (ttqST.Value.CVMRequired)
{
//Req H.7 (Determine Common CVM)
//If a CVM is required for the transaction, then the card shall attempt to select a
//common CVM supported by both itself and the reader, as defined in this requirement.
//If there is more than one CVM supported by both the card and the reader, the
//selected CVM is chosen based on the following defined CVM hierarchy: 1) Online
//PIN, 2) Signature.
if (isCapPersonalized)
{
//If CVM Required by reader (TTQ byte 2 bit 7 is 1b), then a CVM is required for the
//transaction, and the card shall determine the common CVM to be performed.
if (ttqST.Value.CVMRequired)
{
//Online PIN supported by reader (TTQ byte 1 bit 3 is 1b) and either
//Online PIN supported by card for domestic transactions (CAP byte 3 bit 8 is 1b)
//or Online PIN supported by card for international transactions (CAP byte 3 bit 7 is 1b)
if (ttqST.Value.OnlinePINSupported && Formatting.GetBitPosition(capDefault[Byte3], Bit8 + 1) || Formatting.GetBitPosition(capDefault[Byte3], Bit7 + 1))
{
//Then the card shall indicate Online PIN Required (set CTQ byte 1 bit 8 to 1b)
ctq.Value.OnlinePINRequired = true;
//Else, if both of the following are true
}
else if (ttqST.Value.OfflineDataAuthenticationForOnlineAuthorizationsSupported && Formatting.GetBitPosition(capDefault[Byte3], Bit5 + 1))
{
ctq.Value.GoOnlineIfOfflineDataAuthenticationFailsAndReaderIsOnlineCapable = true;
}
else
{
return(BitConverter.GetBytes((int)ISO7816ReturnCodes.SW_DATA_INVALID));
}
}
}
else
{
//if Signature is not supported by the reader (TTQ byte 1 bit 2 is 0b), then the card
//shall discontinue processing and respond to the GPO command with SW1 SW2 = '6984'
if (!ttqST.Value.SignatureSupported)
{
return(BitConverter.GetBytes((int)ISO7816ReturnCodes.SW_DATA_INVALID));
}
}
}
/*
* Domestic Velocity Checking
*/
/*
* International Velocity Checking
*/
/*
* Contactless Transaction Counter Velocity Checking
*/
/*
* Transaction Disposition
*/
//Req H.8 (Online)
//Indicate Authorization Request Cryptogram returned (set CVR byte 2 bits 6-5
//to 10b and set CID bits 8-7 to 10b).
Formatting.SetBitPosition(ref cvr[Byte2], true, Bit6 + 1);
Formatting.SetBitPosition(ref cvr[Byte2], false, Bit5 + 1);
Formatting.SetBitPosition(ref cid_9F27[Byte1], true, Bit8 + 1);
Formatting.SetBitPosition(ref cid_9F27[Byte1], false, Bit7 + 1);
//Increment the Application Transaction Counter (ATC) by one. The ATC shall be
//incremented prior to the performance of any cryptographic operations.
//If incrementing the ATC results in the ATC reaching its maximum value, then the
//application shall be permanently blocked, Req 6.7 (Application Permanently
//Blocked), and shall respond to the GPO command with error SW1 SW2 = '6985'
//Increment the Application Transaction Counter (ATC) by one. The ATC shall be
//incremented prior to the performance of any cryptographic operations
TLV atc_9F36 = PersoAndCardStateStorage.APPLICATION_TRANSACTION_COUNTER_ATC_9F36_KRN;
if (atc_9F36.Value[0] == 0xFF)
{
return(BitConverter.GetBytes((int)ISO7816ReturnCodes.SW_CONDITIONS_OF_USE_NOT_SATISFIED));
}
else
{
if (atc_9F36.Value[1] == 0xFF)
{
atc_9F36.Value[0] = (byte)(atc_9F36.Value[0] + 1);
atc_9F36.Value[1] = 0x00;
}
else
{
atc_9F36.Value[1] = (byte)(atc_9F36.Value[1] + 1);
}
}
//Construct the Issuer Application Data. If an Issuer Discretionary Data Option (IDD
//Option) is supported (see Appendix E), it shall be constructed and the MAC
//generated (if applicable).
//Only Option 0 supported, IDD already included during perso
//If the card is capable of performing fDDA and all of the following are true:
//the card supports fDDA for Online Authorizations (AIP byte 1 bit 6 is 1b for the
//"Online (with ODA)" GPO response)
//and ODA for Online Authorizations supported by card (CAP byte 2 bit 6 is 0b)
//and ODA for Online Authorizations supported by reader (TTQ byte 1 bit 1 is 1b)
//Then the card shall construct the Card Authentication Related Data and generate
//the Signed Dynamic Application Data (tag '9F4B'). The Signed Dynamic
//Application Data shall be generated as defined in Appendix A.
byte[] iapDefault = PersoAndCardStateStorage.APPLICATION_INTERCHANGE_PROFILE_82_KRN.Value;
if (Formatting.GetBitPosition(iapDefault[Byte1], Bit6 + 1) && !Formatting.GetBitPosition(capDefault[Byte2], Bit6 + 1) &&
ttqST.Value.OfflineDataAuthenticationForOnlineAuthorizationsSupported)
{
//fdda not supported
return(BitConverter.GetBytes((int)ISO7816ReturnCodes.SW_CONDITIONS_OF_USE_NOT_SATISFIED));
}
//Generate the Application Cryptogram
//The path shall implement support for Cryptogram Version Number 10 and
//Cryptogram Version Number 17, and may implement support for Cryptogram Version
//Number 18 at implementer discretion. The Cryptogram Version to be used for
//cryptogram generation shall be issuer configurable, and indicated by the issuer in the
//Cryptogram Version Number of the Issuer Application Data returned for
//transactions.
//We use only 17 at this stage
//if(tm_CVN[Byte1] != 0x11)
// ISOException.throwIt((short) 0x6984);
//9F10 IAD Byte 5 (IAD byte 5 is CVR byte 2) from card
TLV iad_9F10 = PersoAndCardStateStorage.ISSUER_APPLICATION_DATA_9F10_KRN;
iad_9F10.Value[Byte5] = cvr[Byte2];
//9F02 Amount, Authorized from terminal via pdol
//9F37 Unpredictable Number from terminal via pdol
//9F36 ATC from card
//9F10 IAD Byte 5 (IAD byte 5 is CVR byte 2) from card
byte[] crytogram_9F26 = generateCryptogram17(PersoAndCardStateStorage.ICC_MK,
Formatting.ConcatArrays(amount, upn, atc_9F36.Value, new byte[] { iad_9F10.Value[Byte5] }));
//If ODA for Online Authorizations supported by reader (TTQ byte 1 bit 1 is 1b), then
//construct and send the GPO response in [EMV] Format 2 with the data shown in
//Table 6-2 using Condition column "Online (with ODA)".
EMVGetProcessingOptionsResponse response;
//pdol sent back during select is 9F38 09 -> 9F02 06 9F37 04 9F66 04
ctq.Serialize();
db.AddToList(TLV.Create(EMVTagsEnum.AMOUNT_AUTHORISED_NUMERIC_9F02_KRN.Tag, amount));
db.AddToList(TLV.Create(EMVTagsEnum.UNPREDICTABLE_NUMBER_9F37_KRN.Tag, upn));
db.AddToList(TLV.Create(EMVTagsEnum.TERMINAL_TRANSACTION_QUALIFIERS_TTQ_9F66_KRN.Tag, ttq));
db.AddToList(TLV.Create(EMVTagsEnum.CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3.Tag, ctq.Value.Value));
db.AddToList(TLV.Create(EMVTagsEnum.CRYPTOGRAM_INFORMATION_DATA_9F27_KRN.Tag, cid_9F27));
db.AddToList(TLV.Create(EMVTagsEnum.APPLICATION_CRYPTOGRAM_9F26_KRN.Tag, crytogram_9F26));
TLV sdad = TLV.Create(EMVTagsEnum.SIGNED_DYNAMIC_APPLICATION_DATA_9F4B_KRN.Tag);
sdad.Val.PackValue(15);
db.AddToList(sdad);
db.AddToList(atc_9F36);
db.AddToList(iad_9F10);
if (ttqST.Value.OfflineDataAuthenticationForOnlineAuthorizationsSupported)
{
//only diff is to add empty 9F4B SDAD
response = genGPOResponse(true, db);
}
//Else (TTQ byte 1 bit 1 is 0b), construct and send the GPO response in [EMV]
//Format 2 with the data shown in Table 6-2 using Condition column "Online and
//Decline (without ODA)".
else
{
response = genGPOResponse(false, db);
}
//Note: The Available Offline Spending Amount (tag '9F5D') is not supported
return(response.Serialize());
}
public static SignalsEnum DoCommonProcessing(string source, KernelDatabaseBase databaseIn, KernelQ qManager, CardQ cardQManager, Stopwatch sw, PublicKeyCertificateManager pkcm, CardExceptionManager cardExceptionManager)
{
Kernel3Database database = (Kernel3Database)databaseIn;
if (database.NextCommandEnum == NextCommandEnum.READ_RECORD)
{
DoDEKIfNeeded(database, qManager);
return(SignalsEnum.WAITING_FOR_EMV_READ_RECORD_RESPONSE);
}
DoDEKIfNeeded(database, qManager);
//ReaderContactlessTransactionLimit exceeded
if (database.ProcessingIndicatorsForSelected.ContactlessApplicationNotAllowed)
{
CommonRoutines.CreateEMVDiscretionaryData(database);
return(CommonRoutines.PostOutcomeWithError(database, qManager, Kernel2OutcomeStatusEnum.SELECT_NEXT, Kernel2StartEnum.C, L1Enum.NOT_SET, L2Enum.MAX_LIMIT_EXCEEDED, L3Enum.NOT_SET));
}
#region 5.4.3.1
TLV cidTLV = database.Get(EMVTagsEnum.CRYPTOGRAM_INFORMATION_DATA_9F27_KRN);
if (cidTLV == null)
{
cidTLV = TLV.Create(EMVTagsEnum.CRYPTOGRAM_INFORMATION_DATA_9F27_KRN.Tag);
cidTLV.Val.PackValue(cidTLV.Val.DataFormatter.GetMaxLength());
byte iad = database.Get(EMVTagsEnum.ISSUER_APPLICATION_DATA_9F10_KRN).Value[4];
Formatting.SetBitPosition(ref cidTLV.Value[0], Formatting.GetBitPosition(iad, 6), 8);
Formatting.SetBitPosition(ref cidTLV.Value[0], Formatting.GetBitPosition(iad, 5), 7);
database.AddToList(cidTLV);
}
#endregion
#region 5.4.3.2
byte cid = cidTLV.Value[0];
cid = (byte)(cid >> 6);
TERMINAL_TRANSACTION_QUALIFIERS_9F66_KRN ttq = new TERMINAL_TRANSACTION_QUALIFIERS_9F66_KRN(database);
if (cid == (byte)ACTypeEnum.AAC)
{
database.DeclineRequiredByReaderIndicator = true;
}
if (cid == (byte)ACTypeEnum.ARQC || ttq.Value.OnlineCryptogramRequired)
{
database.OnlineRequiredByReaderIndicator = true;
}
if (cid != (byte)ACTypeEnum.AAC && cid != (byte)ACTypeEnum.ARQC && cid != (byte)ACTypeEnum.TC)
{
database.DeclineRequiredByReaderIndicator = true;
}
#endregion
#region 5.4.2.1
if (!database.DeclineRequiredByReaderIndicator)
{
if (!CheckMandatoryFields(database, pkcm))
{
return(CommonRoutines.PostOutcome(database, qManager,
KernelMessageidentifierEnum.ERROR_OTHER_CARD,
KernelStatusEnum.PROCESSING_ERROR,
null,
Kernel2OutcomeStatusEnum.END_APPLICATION,
Kernel2StartEnum.N_A,
true,
KernelMessageidentifierEnum.ERROR_OTHER_CARD,
L1Enum.NOT_SET,
null,
L2Enum.CARD_DATA_ERROR,
L3Enum.NOT_SET));
}
}
#endregion
if (!database.DeclineRequiredByReaderIndicator && !database.OnlineRequiredByReaderIndicator)
{
#region 5.5.1.1 to 5.5.1.5
SignalsEnum result = DoProcessingRestrictions(database, qManager, cardExceptionManager);
if (result != SignalsEnum.NONE)
{
return(result);
}
#endregion
#region 5.6.1.1, 5.6.1.2 and 5.6.2.1, 5.6.2.1
if (!DoOfflineAuth(database, qManager, pkcm))
#endregion
{
CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3 ctq = new CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3(database);
if (ctq.Value.GoOnlineIfOfflineDataAuthenticationFailsAndReaderIsOnlineCapable && !database.ProcessingIndicatorsForSelected.TTQ.Value.OfflineOnlyReader)
{
database.OnlineRequiredByReaderIndicator = true;
}
else if (ctq.Value.SwitchInterfaceIfOfflineDataAuthenticationFailsAndReaderSupportsVIS && database.ProcessingIndicatorsForSelected.TTQ.Value.EMVContactChipSupported)
{
return(CommonRoutines.PostOutcome(database, qManager,
KernelMessageidentifierEnum.INSERT_CARD,
KernelStatusEnum.PROCESSING_ERROR,
null,
Kernel2OutcomeStatusEnum.TRY_ANOTHER_INTERFACE,
Kernel2StartEnum.N_A,
true,
KernelMessageidentifierEnum.INSERT_CARD,
L1Enum.NOT_SET,
null,
L2Enum.TERMINAL_DATA_ERROR,
L3Enum.NOT_SET));
}
else
{
database.DeclineRequiredByReaderIndicator = true;
}
}
}
#region 5.7.1.1, 5.7.1.2, 5.7.1.3
KernelCVMEnum cvm = KernelCVMEnum.N_A;
if (!database.DeclineRequiredByReaderIndicator)
{
cvm = DoCVMProcessing(database, (ACTypeEnum)Formatting.GetEnum(typeof(ACTypeEnum), cid));
if (cvm == KernelCVMEnum.NO_CVM && ttq.Value.CVMRequired)
{
database.DeclineRequiredByReaderIndicator = true;
}
}
#endregion
#region 4.3.1.1
byte[] currencyCode = null;
byte[] balance = null;
ValueQualifierEnum vq = ValueQualifierEnum.NONE;
if (database.Kernel3Configuration.DisplayAvailableSpendingAmount)
{
TLV balanceTLV = database.Get(EMVTagsEnum.AVAILABLE_OFFLINE_SPENDING_AMOUNT_AOSA_9F5D_KRN3);
if (balanceTLV != null)
{
vq = ValueQualifierEnum.BALANCE;
balance = balanceTLV.Value;
currencyCode = database.Get(EMVTagsEnum.TRANSACTION_CURRENCY_CODE_5F2A_KRN).Value;
}
}
#endregion
//#region support for Refunds
//byte transactionType = database.Get(EMVTagsEnum.TRANSACTION_TYPE_9C_KRN).Value[0];
//if (transactionType == (byte)TransactionTypeEnum.Refund)
// database.DeclineRequiredByReaderIndicator = true;
//#endregion
#region 5.8.1.1
if (database.OnlineRequiredByReaderIndicator && !database.DeclineRequiredByReaderIndicator)
{
CommonRoutines.CreateEMVDataRecord(database);
CommonRoutines.CreateEMVDiscretionaryData(database);
return(CommonRoutines.PostOutcome(database, qManager,
KernelMessageidentifierEnum.AUTHORISING_PLEASE_WAIT,
KernelStatusEnum.NOT_READY,
null,
Kernel2OutcomeStatusEnum.ONLINE_REQUEST,
Kernel2StartEnum.N_A,
true,
KernelMessageidentifierEnum.N_A,
L1Enum.NOT_SET,
null,
L2Enum.NOT_SET,
L3Enum.NOT_SET,
vq,
balance,
currencyCode,
false,
cvm));
}
#endregion
#region 5.9.1.1
if (!database.OnlineRequiredByReaderIndicator && !database.DeclineRequiredByReaderIndicator)
{
CommonRoutines.CreateEMVDataRecord(database);
CommonRoutines.CreateEMVDiscretionaryData(database);
return(CommonRoutines.PostOutcome(database, qManager,
cvm == KernelCVMEnum.OBTAIN_SIGNATURE ? KernelMessageidentifierEnum.APPROVED_SIGN : KernelMessageidentifierEnum.APPROVED,
KernelStatusEnum.READY_TO_READ,
null,
Kernel2OutcomeStatusEnum.APPROVED,
Kernel2StartEnum.N_A,
true,
KernelMessageidentifierEnum.N_A,
L1Enum.NOT_SET,
null,
L2Enum.NOT_SET,
L3Enum.NOT_SET,
vq,
balance,
currencyCode,
false,
cvm));
}
#endregion
CommonRoutines.CreateEMVDiscretionaryData(database);
//#region support for Refunds
//if (transactionType == (byte)TransactionTypeEnum.Refund)
//#endregion
//{
// //CommonRoutines.PostUIOnly(database, qManager, Kernel1MessageidentifierEnum.CLEAR_DISPLAY, Kernel1StatusEnum.N_A, true, new byte[] { 0x00, 0x00, 0x00 });
// CommonRoutines.CreateEMVDataRecord(database);
// return CommonRoutines.PostOutcome(database, qManager,
// KernelMessageidentifierEnum.N_A,
// KernelStatusEnum.N_A,
// null,
// Kernel2OutcomeStatusEnum.END_APPLICATION,
// Kernel2StartEnum.N_A,
// true,
// KernelMessageidentifierEnum.N_A,
// L1Enum.NOT_SET,
// null,
// L2Enum.NOT_SET,
// L3Enum.NOT_SET,
// ValueQualifierEnum.NONE,
// null,
// null,
// false,
// cvm);
//}
//else
//{
#region 5.9.1.2
return(CommonRoutines.PostOutcome(database, qManager,
KernelMessageidentifierEnum.DECLINED,
KernelStatusEnum.READY_TO_READ,
null,
Kernel2OutcomeStatusEnum.DECLINED,
Kernel2StartEnum.N_A,
true,
KernelMessageidentifierEnum.N_A,
L1Enum.NOT_SET,
null,
L2Enum.NOT_SET,
L3Enum.NOT_SET,
vq,
balance,
currencyCode,
false,
cvm));
#endregion
//}
}
private static SignalsEnum DoProcessingRestrictions(Kernel3Database database, KernelQ qManager, CardExceptionManager cardExceptionManager)
{
#region 5.5.1.1
DateTime transactionDate = EMVTagsEnum.TRANSACTION_DATE_9A_KRN.FormatAsDateTime(database.Get(EMVTagsEnum.TRANSACTION_DATE_9A_KRN).Value);
DateTime appExpiryDate = DateTime.Now;
TLV appExiryDateTLV = database.Get(EMVTagsEnum.APPLICATION_EXPIRATION_DATE_5F24_KRN);
if (appExiryDateTLV != null)
{
appExpiryDate = EMVTagsEnum.APPLICATION_EXPIRATION_DATE_5F24_KRN.FormatAsDateTime(appExiryDateTLV.Value);
}
if (appExiryDateTLV == null || (transactionDate > appExpiryDate))
{
CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3 ctq = new CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3(database);
if (ctq.Value.GoOnlineIfApplicationExpired)
{
database.OnlineRequiredByReaderIndicator = true;
}
else
{
database.DeclineRequiredByReaderIndicator = true;
return(SignalsEnum.NONE);
}
}
#endregion
#region 5.5.1.2
string pan = Formatting.ByteArrayToHexString(database.Get(EMVTagsEnum.APPLICATION_PRIMARY_ACCOUNT_NUMBER_PAN_5A_KRN).Value);
if (database.Kernel3Configuration.ExceptionFileEnabled && cardExceptionManager.CheckForCardException(pan))
{
database.DeclineRequiredByReaderIndicator = true;
return(SignalsEnum.NONE);
}
#endregion
TransactionTypeEnum tt = (TransactionTypeEnum)Formatting.GetEnum(typeof(TransactionTypeEnum), database.Get(EMVTagsEnum.TRANSACTION_TYPE_9C_KRN).Value[0]);
#region 5.5.1.3
if (tt == TransactionTypeEnum.CashWithdrawal || tt == TransactionTypeEnum.CashDisbursement && database.Kernel3Configuration.AUCManualCheckSupported)
{
TLV icc = database.Get(EMVTagsEnum.ISSUER_COUNTRY_CODE_5F28_KRN);
if (icc == null)
{
database.DeclineRequiredByReaderIndicator = true;
return(SignalsEnum.NONE);
}
TLV tcc = database.Get(EMVTagsEnum.TERMINAL_COUNTRY_CODE_9F1A_KRN);
APPLICATION_USAGE_CONTROL_9F07_KRN auc = new APPLICATION_USAGE_CONTROL_9F07_KRN(database);
if (!((Formatting.ByteArrayToHexString(icc.Value) == Formatting.ByteArrayToHexString(tcc.Value) && auc.Value.IsValidForDomesticCashTransactions) ||
(Formatting.ByteArrayToHexString(icc.Value) != Formatting.ByteArrayToHexString(tcc.Value) && auc.Value.IsValidForInternationalCashTransactions)))
{
CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3 ctq = new CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3(database);
if (database.IsEmpty(EMVTagsEnum.CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3.Tag) || ctq.Value.SwitchInterfaceForCashTransactions)
{
return(CommonRoutines.PostOutcome(database, qManager,
KernelMessageidentifierEnum.N_A,
KernelStatusEnum.PROCESSING_ERROR,
null,
Kernel2OutcomeStatusEnum.TRY_ANOTHER_INTERFACE,
Kernel2StartEnum.N_A,
true,
KernelMessageidentifierEnum.N_A,
L1Enum.NOT_SET,
null,
L2Enum.STATUS_BYTES,
L3Enum.NOT_SET));
}
else
{
database.DeclineRequiredByReaderIndicator = true;
return(SignalsEnum.NONE);
}
}
}
#endregion
#region 5.5.1.4
if (tt == TransactionTypeEnum.PurchaseWithCashback && database.Kernel3Configuration.AUCCashbackCheckSupported)
{
TLV icc = database.Get(EMVTagsEnum.ISSUER_COUNTRY_CODE_5F28_KRN);
if (icc == null)
{
database.DeclineRequiredByReaderIndicator = true;
return(SignalsEnum.NONE);
}
TLV tcc = database.Get(EMVTagsEnum.TERMINAL_COUNTRY_CODE_9F1A_KRN);
APPLICATION_USAGE_CONTROL_9F07_KRN auc = new APPLICATION_USAGE_CONTROL_9F07_KRN(database);
if (!((Formatting.ByteArrayToHexString(icc.Value) == Formatting.ByteArrayToHexString(tcc.Value) && auc.Value.IsValidForDomesticCashTransactions) ||
(Formatting.ByteArrayToHexString(icc.Value) != Formatting.ByteArrayToHexString(tcc.Value) && auc.Value.IsValidForInternationalCashTransactions)))
{
CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3 ctq = new CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3(database);
if (database.IsEmpty(EMVTagsEnum.CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3.Tag) || ctq.Value.SwitchInterfaceForCashBackTransactions)
{
return(CommonRoutines.PostOutcome(database, qManager,
KernelMessageidentifierEnum.N_A,
KernelStatusEnum.PROCESSING_ERROR,
null,
Kernel2OutcomeStatusEnum.TRY_ANOTHER_INTERFACE,
Kernel2StartEnum.N_A,
true,
KernelMessageidentifierEnum.N_A,
L1Enum.NOT_SET,
null,
L2Enum.STATUS_BYTES,
L3Enum.NOT_SET));
}
else
{
database.DeclineRequiredByReaderIndicator = true;
return(SignalsEnum.NONE);
}
}
}
#endregion
#region 5.5.1.5
if (database.Kernel3Configuration.ATMOfflineCheck)
{
TERMINAL_TYPE_9F35_KRN termType = new TERMINAL_TYPE_9F35_KRN(database);
if (termType.Value.TerminalType.Code == 0x14 || termType.Value.TerminalType.Code == 0x15 || termType.Value.TerminalType.Code == 0x16)
{
if (database.IsEmpty(EMVTagsEnum.CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3.Tag))
{
database.DeclineRequiredByReaderIndicator = true;
return(SignalsEnum.NONE);
}
else
{
CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3 ctq = new CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3(database);
if (!ctq.Value.ValidForContactlessATMTransactions)
{
database.OnlineRequiredByReaderIndicator = true;
}
else
{
APPLICATION_USAGE_CONTROL_9F07_KRN auc = new APPLICATION_USAGE_CONTROL_9F07_KRN(database);
if (auc == null)
{
database.OnlineRequiredByReaderIndicator = true;
}
else if (!auc.Value.IsValidAtATMs)
{
database.DeclineRequiredByReaderIndicator = true;
return(SignalsEnum.NONE);
}
else
{
return(CommonRoutines.PostOutcome(database, qManager,
KernelMessageidentifierEnum.N_A,
KernelStatusEnum.PROCESSING_ERROR,
null,
Kernel2OutcomeStatusEnum.TRY_ANOTHER_INTERFACE,
Kernel2StartEnum.N_A,
true,
KernelMessageidentifierEnum.N_A,
L1Enum.NOT_SET,
null,
L2Enum.STATUS_BYTES,
L3Enum.NOT_SET));
}
}
}
}
}
#endregion
return(SignalsEnum.NONE);
}
public static KernelCVMEnum DoCVMProcessing(Kernel3Database database, ACTypeEnum acType)
{
KernelCVMEnum cvm = KernelCVMEnum.N_A;
TERMINAL_TRANSACTION_QUALIFIERS_9F66_KRN ttq = new TERMINAL_TRANSACTION_QUALIFIERS_9F66_KRN(database);
if (!database.DeclineRequiredByReaderIndicator)
{
#region 5.7.1.1
if (database.IsEmpty(EMVTagsEnum.CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3.Tag) && ttq.Value.CVMRequired)
#endregion
{
if (ttq.Value.SignatureSupported)
{
cvm = KernelCVMEnum.OBTAIN_SIGNATURE;
}
else if (ttq.Value.ConsumerDeviceCVMSupported && ttq.Value.OnlinePINSupported)
{
cvm = KernelCVMEnum.ONLINE_PIN;
}
else// only ttq.Value.ConsumerDeviceCVMSupported
{
database.DeclineRequiredByReaderIndicator = true;
}
}
if (database.IsNotEmpty(EMVTagsEnum.CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3.Tag))
{
#region 5.7.1.2
CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3 ctq = new CARD_TRANSACTION_QUALIFIERS_CTQ_9F6C_KRN3(database);
if (ctq.Value.OnlinePINRequired && ttq.Value.OnlinePINSupported)
{
cvm = KernelCVMEnum.ONLINE_PIN;
database.OnlineRequiredByReaderIndicator = true;
}
else
{
if (ctq.Value.ConsumerDeviceCVMPerformed)
{
TLV card = database.Get(EMVTagsEnum.CARD_AUTHENTICATION_RELATED_DATA_9F69_KRN3);
if (card != null)
{
byte[] card67 = new byte[2];
byte[] ctq12 = new byte[2];
Array.Copy(card.Value, 6, card67, 0, 2);
Array.Copy(ctq.Value.Value, 0, ctq12, 0, 2);
if (Formatting.ByteArrayToHexString(card67) == Formatting.ByteArrayToHexString(ctq12))
{
cvm = KernelCVMEnum.CONFIRMATION_CODE_VERIFIED;
}
else
{
database.DeclineRequiredByReaderIndicator = true;
}
}
else
{
if (acType == ACTypeEnum.ARQC)
{
cvm = KernelCVMEnum.CONFIRMATION_CODE_VERIFIED;
}
else
{
database.DeclineRequiredByReaderIndicator = true;
}
}
}
}
if (!ctq.Value.OnlinePINRequired && !ctq.Value.ConsumerDeviceCVMPerformed)
{
if (ttq.Value.SignatureSupported && ctq.Value.SignatureRequired)
{
cvm = KernelCVMEnum.OBTAIN_SIGNATURE;
}
}
#endregion
}
}
if (cvm == KernelCVMEnum.N_A && ttq.Value.CVMRequired)
{
cvm = KernelCVMEnum.NO_CVM;
database.DeclineRequiredByReaderIndicator = true;
}
if (cvm == KernelCVMEnum.N_A)
{
cvm = KernelCVMEnum.NO_CVM;
}
return(cvm);
}
