private static SignalsEnum EntryPointDET(KernelDatabaseBase database, KernelRequest kernel1Request, CardQ cardQManager, Stopwatch sw)
{
database.UpdateWithDETData(kernel1Request.InputData);
bool missingPDOLData = false;
TLV _9f38 = database.Get(EMVTagsEnum.PROCESSING_OPTIONS_DATA_OBJECT_LIST_PDOL_9F38_KRN);
TLVList pdolList = TLV.DeserializeChildrenWithNoV(_9f38.Value, 0);
DATA_NEEDED_DF8106_KRN2 dataNeeded = new DATA_NEEDED_DF8106_KRN2(database);
foreach (TLV tlv in pdolList)
{
if (database.IsEmpty(tlv.Tag.TagLable))
{
missingPDOLData = true;
dataNeeded.Value.Tags.Add(tlv.Tag.TagLable);
}
}
dataNeeded.UpdateDB();
if (missingPDOLData)
{
return(SignalsEnum.WAITING_FOR_PDOL_DATA);
}
database.Initialize(EMVTagsEnum.PDOL_RELATED_DATA_DF8111_KRN2.Tag);
CommonRoutines.PackRelatedDataTag(database, EMVTagsEnum.PDOL_RELATED_DATA_DF8111_KRN2, pdolList);
EMVGetProcessingOptionsRequest request = new EMVGetProcessingOptionsRequest(database.Get(EMVTagsEnum.PDOL_RELATED_DATA_DF8111_KRN2));
sw.Stop();
cardQManager.EnqueueToInput(new CardRequest(request, CardinterfaceServiceRequestEnum.ADPU));
return(SignalsEnum.WAITING_FOR_GPO_REPONSE);
}
public TLVList DoGPOTest(String data)
{
TLV tlv = TLV.Create("DF8111");
tlv.Value = Formatting.HexStringToByteArray(data);
EMVGetProcessingOptionsRequest request = new EMVGetProcessingOptionsRequest(tlv);
EMVGetProcessingOptionsResponse response = SendCommand(request) as EMVGetProcessingOptionsResponse;
if (!response.Succeeded)
{
throw new Exception("Failure doing GPO, SW=" + response.SW + " (" + response.SWTranslation + ")");
}
return(response.GetResponseTags());
}
/*
* S1.1, S1.7 - S1.23
*/
private static SignalsEnum EntryPointACT(Kernel2Database database, KernelRequest kernel1Request, KernelQ qManager, CardQ cardQManager, Stopwatch sw)
{
#region S1.7
foreach (TLV tlv in kernel1Request.InputData)
{
if (tlv.Tag.TagLable == EMVTagsEnum.FILE_CONTROL_INFORMATION_FCI_TEMPLATE_6F_KRN.Tag)
{
if (!database.ParseAndStoreCardResponse(tlv))
{
return(CommonRoutines.PostOutcomeWithError(database, qManager, Kernel2OutcomeStatusEnum.SELECT_NEXT, Kernel2StartEnum.C, L1Enum.NOT_SET, L2Enum.PARSING_ERROR, L3Enum.NOT_SET));
}
}
else
{
if ((database.IsKnown(tlv.Tag.TagLable) || database.IsPresent(tlv.Tag.TagLable)) && EMVTagsEnum.DoesTagIncludesPermission(tlv.Tag.TagLable, UpdatePermissionEnum.ACT))
{
database.AddToList(tlv);
}
}
}
if (database.IsNotEmpty(EMVTagsEnum.LANGUAGE_PREFERENCE_5F2D_KRN.Tag))
{
byte[] languagePrefFromCard = database.Get(EMVTagsEnum.LANGUAGE_PREFERENCE_5F2D_KRN).Value;
byte[] languagePrefFromCardPadded = new byte[8]; //will be padded with trailing 0's
Array.Copy(languagePrefFromCard, languagePrefFromCardPadded, languagePrefFromCard.Length);
CommonRoutines.UpdateUserInterfaceRequestData(database, languagePrefFromCardPadded);
}
#region S1.8
if (database.IsNotPresent(EMVTagsEnum.DEDICATED_FILE_DF_NAME_84_KRN.Tag) || database.IsEmpty(EMVTagsEnum.DEDICATED_FILE_DF_NAME_84_KRN.Tag))
{
return(CommonRoutines.PostOutcomeWithError(database, qManager, Kernel2OutcomeStatusEnum.SELECT_NEXT, Kernel2StartEnum.C, L1Enum.NOT_SET, L2Enum.CARD_DATA_MISSING, L3Enum.NOT_SET));
}
#endregion
if (database.IsNotEmpty(EMVTagsEnum.APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2.Tag))
{
APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2 aciVal = new APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2(database);
if (aciVal.Value.SupportForFieldOffDetection)
{
byte[] holdTimeValue = database.GetDefault(EMVTagsEnum.HOLD_TIME_VALUE_DF8130_KRN2).Value;
CommonRoutines.UpdateOutcomeParameterSet(database, holdTimeValue[0]);
}
}
#endregion
#region S1.9
CARDHOLDER_VERIFICATION_METHOD_CVM_RESULTS_9F34_KRN cvmr = new CARDHOLDER_VERIFICATION_METHOD_CVM_RESULTS_9F34_KRN(database);
cvmr.UpdateDB();
database.ACType = new DS_AC_TYPE_DF8108_KRN2(database);
database.ACType.Value.DSACTypeEnum = ACTypeEnum.TC;
TERMINAL_VERIFICATION_RESULTS_95_KRN tvr = new TERMINAL_VERIFICATION_RESULTS_95_KRN(database);
tvr.UpdateDB();
database.ODAStatus = 0x00;
database.AddToList(TLV.Create(EMVTagsEnum.RRP_COUNTER_DF8307_KRN2.Tag, new byte[] { 0x00 }));
//CARD_DATA_INPUT_CAPABILITY_DF8117_KRN2 df8117 = new CARD_DATA_INPUT_CAPABILITY_DF8117_KRN2(database);
//SECURITY_CAPABILITY_DF811F_KRN2 df811f = new SECURITY_CAPABILITY_DF811F_KRN2(database);
TERMINAL_CAPABILITIES_9F33_KRN _9f33 = new TERMINAL_CAPABILITIES_9F33_KRN(database);
//_9f33.Value.SetCardDataInputCapabilityValue(df8117);
//_9f33.Value.SetSecurityCapabilityValue(df811f);
_9f33.UpdateDB();
database.StaticDataToBeAuthenticated.Initialize();
database.AddToList(TLV.Create(EMVTagsEnum.UNPREDICTABLE_NUMBER_9F37_KRN.Tag, new byte[] { 0x00, 0x00, 0x00, 0x00 }));
database.Get(EMVTagsEnum.UNPREDICTABLE_NUMBER_9F37_KRN).Value = Formatting.GetRandomNumber();
//REFERENCE_CONTROL_PARAMETER_DF8114_KRN2 rcpv = new REFERENCE_CONTROL_PARAMETER_DF8114_KRN2();
//rcpv.Value.ACTypeEnum = ACTypeEnum.TC;
//rcpv.UpdateDB();
#endregion
#region S1.10
database.Initialize(EMVTagsEnum.DATA_NEEDED_DF8106_KRN2.Tag);
database.Initialize(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2.Tag);
DATA_NEEDED_DF8106_KRN2 dataNeeded = new DATA_NEEDED_DF8106_KRN2(database);
DATA_TO_SEND_FF8104_KRN2 dataToSend = new DATA_TO_SEND_FF8104_KRN2(database);
database.TagsToReadYet.Initialize();
if (database.IsNotEmptyList(EMVTagsEnum.TAGS_TO_READ_DF8112_KRN2.Tag))
{
database.TagsToReadYet.AddListToList(database.Get(EMVTagsEnum.TAGS_TO_READ_DF8112_KRN2).Children);
}
else
{
dataNeeded.Value.AddTag(EMVTagsEnum.TAGS_TO_READ_DF8112_KRN2);
dataNeeded.UpdateDB();
}
#endregion
#region S1.11
bool MissingPDOLDataFlag = false;
#endregion
#region S1.12
TLV _9f38 = database.Get(EMVTagsEnum.PROCESSING_OPTIONS_DATA_OBJECT_LIST_PDOL_9F38_KRN);
TLVList pdolList = TLV.DeserializeChildrenWithNoV(_9f38.Value, 0);
foreach (TLV tlv in pdolList)
{
if (database.IsEmpty(tlv.Tag.TagLable))
{
MissingPDOLDataFlag = true;
dataNeeded.Value.AddTag(tlv.Tag.TagLable);
}
}
dataNeeded.UpdateDB();
#region S1.13 and S1.14
if (!MissingPDOLDataFlag)
{
database.Initialize(EMVTagsEnum.PDOL_RELATED_DATA_DF8111_KRN2.Tag);
CommonRoutines.PackRelatedDataTag(database, EMVTagsEnum.PDOL_RELATED_DATA_DF8111_KRN2, pdolList);
EMVGetProcessingOptionsRequest request = new EMVGetProcessingOptionsRequest(database.Get(EMVTagsEnum.PDOL_RELATED_DATA_DF8111_KRN2));
cardQManager.EnqueueToInput(new CardRequest(request, CardinterfaceServiceRequestEnum.ADPU));
}
#endregion
#endregion
#region S1.15
TLVList toRemove = new TLVList();
foreach (TLV tlv in database.TagsToReadYet)
{
if (database.IsNotEmpty(tlv.Tag.TagLable))
{
database.Get(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2).Children.AddToList(tlv);
toRemove.AddToList(tlv);
}
}
foreach (TLV tlv in toRemove)
{
database.TagsToReadYet.RemoveFromList(tlv);
}
#endregion
#region S1.16
database.Initialize(EMVTagsEnum.IDS_STATUS_DF8128_KRN2.Tag);
database.Initialize(EMVTagsEnum.DS_SUMMARY_STATUS_DF810B_KRN2.Tag);
database.Initialize(EMVTagsEnum.POSTGEN_AC_PUT_DATA_STATUS_DF810E_KRN2.Tag);
database.Initialize(EMVTagsEnum.PREGEN_AC_PUT_DATA_STATUS_DF810F_KRN2.Tag);
database.Initialize(EMVTagsEnum.DS_DIGEST_H_DF61_KRN2.Tag);
database.Get(EMVTagsEnum.IDS_STATUS_DF8128_KRN2).Value = new byte[] { 0x00 };
database.Get(EMVTagsEnum.DS_SUMMARY_STATUS_DF810B_KRN2).Value = new byte[] { 0x00 };
database.Get(EMVTagsEnum.POSTGEN_AC_PUT_DATA_STATUS_DF810E_KRN2).Value = new byte[] { 0x00 };
database.Get(EMVTagsEnum.PREGEN_AC_PUT_DATA_STATUS_DF810F_KRN2).Value = new byte[] { 0x00 };
database.Get(EMVTagsEnum.DS_DIGEST_H_DF61_KRN2).Value = new byte[] { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, };
database.TagsToWriteAfterGenACYet.Initialize();
database.TagsToWriteBeforeGenACYet.Initialize();
if (database.IsNotEmptyList(EMVTagsEnum.TAGS_TO_WRITE_BEFORE_GEN_AC_FF8102_KRN2.Tag))
{
database.TagsToWriteBeforeGenACYet.AddListToList(database.Get(EMVTagsEnum.TAGS_TO_WRITE_BEFORE_GEN_AC_FF8102_KRN2).Children);
}
if (database.IsNotEmptyList(EMVTagsEnum.TAGS_TO_WRITE_AFTER_GEN_AC_FF8103_KRN2.Tag))
{
database.TagsToWriteAfterGenACYet.AddListToList(database.Get(EMVTagsEnum.TAGS_TO_WRITE_AFTER_GEN_AC_FF8103_KRN2).Children);
}
if (database.IsEmptyList(EMVTagsEnum.TAGS_TO_WRITE_BEFORE_GEN_AC_FF8102_KRN2.Tag))
{
dataNeeded.Value.AddTag(EMVTagsEnum.TAGS_TO_WRITE_BEFORE_GEN_AC_FF8102_KRN2);
}
if (database.IsEmptyList(EMVTagsEnum.TAGS_TO_WRITE_AFTER_GEN_AC_FF8103_KRN2.Tag))
{
dataNeeded.Value.AddTag(EMVTagsEnum.TAGS_TO_WRITE_AFTER_GEN_AC_FF8103_KRN2);
}
dataNeeded.UpdateDB();
#endregion
#region S1.17
if (database.IsNotEmpty(EMVTagsEnum.DSVN_TERM_DF810D_KRN2.Tag) && database.IsPresent(EMVTagsEnum.DS_REQUESTED_OPERATOR_ID_9F5C_KRN2.Tag))
{
#region S1.18
if (database.IsPresent(EMVTagsEnum.DS_ID_9F5E_KRN2.Tag))
{
database.Get(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2).Children.AddToList(database.Get(EMVTagsEnum.DS_ID_9F5E_KRN2));
}
else
{
TLV dsid = TLV.Create(EMVTagsEnum.DS_ID_9F5E_KRN2.Tag);
dsid.Val.PackValue(EMVTagsEnum.DS_ID_9F5E_KRN2.DataFormatter.GetMaxLength());
database.Get(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2).Children.AddToList(dsid);
}
if (database.IsPresent(EMVTagsEnum.APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2.Tag))
{
database.Get(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2).Children.AddToList(database.Get(EMVTagsEnum.APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2));
}
else
{
TLV aci = TLV.Create(EMVTagsEnum.APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2.Tag);
aci.Val.PackValue(EMVTagsEnum.APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2.DataFormatter.GetMaxLength());
database.Get(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2).Children.AddToList(aci);
}
#endregion
#region S1.19
if (database.IsNotEmpty(EMVTagsEnum.APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2.Tag))
{
APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2 aci = new APPLICATION_CAPABILITIES_INFORMATION_9F5D_KRN2(database);
if ((aci.Value.DataStorageVersionNumberEnum == DataStorageVersionNumberEnum.VERSION_1 || aci.Value.DataStorageVersionNumberEnum == DataStorageVersionNumberEnum.VERSION_2) &&
database.IsNotEmpty(EMVTagsEnum.DS_ID_9F5E_KRN2.Tag))
{
#region S1.20
IDS_STATUS_DF8128_KRN2 ids = new IDS_STATUS_DF8128_KRN2(database);
ids.Value.IsRead = true;
ids.UpdateDB();
#endregion
}
}
#endregion
}
#endregion
#region S1.21
if (MissingPDOLDataFlag)
{
#region S1.22
CommonRoutines.PostDEK(database, qManager);
database.Get(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2).Initialize();
database.Get(EMVTagsEnum.DATA_NEEDED_DF8106_KRN2).Initialize();
#endregion
#region S1.23
sw.Restart();
#endregion
return(SignalsEnum.WAITING_FOR_PDOL_DATA);
}
#endregion
return(SignalsEnum.WAITING_FOR_GPO_REPONSE);
}
private static SignalsEnum EntryPointACT(KernelDatabaseBase database, KernelRequest kernel1Request, KernelQ qManager, CardQ cardQManager, Stopwatch sw)
{
foreach (TLV tlv in kernel1Request.InputData)
{
if (tlv.Tag.TagLable == EMVTagsEnum.FILE_CONTROL_INFORMATION_FCI_TEMPLATE_6F_KRN.Tag)
{
if (!database.ParseAndStoreCardResponse(tlv))
{
return(CommonRoutines.PostOutcomeWithError(database, qManager, Kernel2OutcomeStatusEnum.SELECT_NEXT, Kernel2StartEnum.C, L1Enum.NOT_SET, L2Enum.PARSING_ERROR, L3Enum.NOT_SET));
}
}
else
{
if ((database.IsKnown(tlv.Tag.TagLable) || database.IsPresent(tlv.Tag.TagLable)) && EMVTagsEnum.DoesTagIncludesPermission(tlv.Tag.TagLable, UpdatePermissionEnum.ACT))
{
database.AddToList(tlv);
}
}
}
database.AddToList(TLV.Create(EMVTagsEnum.UNPREDICTABLE_NUMBER_9F37_KRN.Tag, new byte[] { 0x00, 0x00, 0x00, 0x00 }));
database.Get(EMVTagsEnum.UNPREDICTABLE_NUMBER_9F37_KRN).Value = Formatting.GetRandomNumber();
CARDHOLDER_VERIFICATION_METHOD_CVM_RESULTS_9F34_KRN cvmr = new CARDHOLDER_VERIFICATION_METHOD_CVM_RESULTS_9F34_KRN(database);
cvmr.UpdateDB();
TERMINAL_VERIFICATION_RESULTS_95_KRN tvr = new TERMINAL_VERIFICATION_RESULTS_95_KRN(database);
tvr.UpdateDB();
TERMINAL_CAPABILITIES_9F33_KRN _9f33 = new TERMINAL_CAPABILITIES_9F33_KRN(database);
_9f33.UpdateDB();
database.Initialize(EMVTagsEnum.DATA_NEEDED_DF8106_KRN2.Tag);
database.Initialize(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2.Tag);
DATA_NEEDED_DF8106_KRN2 dataNeeded = new DATA_NEEDED_DF8106_KRN2(database);
DATA_TO_SEND_FF8104_KRN2 dataToSend = new DATA_TO_SEND_FF8104_KRN2(database);
database.TagsToReadYet.Initialize();
if (database.IsNotEmptyList(EMVTagsEnum.TAGS_TO_READ_DF8112_KRN2.Tag))
{
database.TagsToReadYet.AddListToList(database.Get(EMVTagsEnum.TAGS_TO_READ_DF8112_KRN2).Children);
}
else
{
dataNeeded.Value.AddTag(EMVTagsEnum.TAGS_TO_READ_DF8112_KRN2);
dataNeeded.UpdateDB();
}
bool MissingPDOLDataFlag = false;
TLV _9f38 = database.Get(EMVTagsEnum.PROCESSING_OPTIONS_DATA_OBJECT_LIST_PDOL_9F38_KRN);
TLVList pdolList = TLV.DeserializeChildrenWithNoV(_9f38.Value, 0);
foreach (TLV tlv in pdolList)
{
if (database.IsEmpty(tlv.Tag.TagLable))
{
MissingPDOLDataFlag = true;
dataNeeded.Value.AddTag(tlv.Tag.TagLable);
}
}
dataNeeded.UpdateDB();
if (!MissingPDOLDataFlag)
{
database.Initialize(EMVTagsEnum.PDOL_RELATED_DATA_DF8111_KRN2.Tag);
CommonRoutines.PackRelatedDataTag(database, EMVTagsEnum.PDOL_RELATED_DATA_DF8111_KRN2, pdolList);
EMVGetProcessingOptionsRequest request = new EMVGetProcessingOptionsRequest(database.Get(EMVTagsEnum.PDOL_RELATED_DATA_DF8111_KRN2));
cardQManager.EnqueueToInput(new CardRequest(request, CardinterfaceServiceRequestEnum.ADPU));
}
TLVList toRemove = new TLVList();
foreach (TLV tlv in database.TagsToReadYet)
{
if (database.IsNotEmpty(tlv.Tag.TagLable))
{
database.Get(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2).Children.AddToList(tlv);
toRemove.AddToList(tlv);
}
}
foreach (TLV tlv in toRemove)
{
database.TagsToReadYet.RemoveFromList(tlv);
}
dataNeeded.UpdateDB();
if (MissingPDOLDataFlag)
{
CommonRoutines.PostDEK(database, qManager);
database.Get(EMVTagsEnum.DATA_TO_SEND_FF8104_KRN2).Initialize();
database.Get(EMVTagsEnum.DATA_NEEDED_DF8106_KRN2).Initialize();
sw.Restart();
return(SignalsEnum.WAITING_FOR_PDOL_DATA);
}
return(SignalsEnum.WAITING_FOR_GPO_REPONSE);
}
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());
}