LPCTSTR GetAdapterType( UINT uType)
{
if (IsEthernet( uType))
return ETHERNET_ADAPTER;
if (IsTokenRing( uType))
return TOKENRING_ADAPTER;
if (IsTokenBus( uType))
return TOKENBUS_ADAPTER;
if (IsATM( uType))
return ATM_ADAPTER;
if (IsDialup( uType))
return DIALUP_ADAPTER;
if (IsLoopback( uType))
return LOOPBACK_ADAPTER;
return OTHER_ADAPTER;
}
int ProcessingRestrictions::CheckUsageControl()
{
DataObject dob_auc; // Application Usage Control
int res;
if (InitStatus == EMV_DATA_ERROR)
return initError;
if (InitStatus == EMV_DATA_NOT_INITIALIZED)
{
if (initData() != SUCCESS)
return initError;
}
res = EnvContext.getTagValue (0x9f07, &dob_auc, true);
if (res == SUCCESS && dob_auc.len > 0)
{
// DO checking according to section 6.4.2, EMV book 3 -
// Application Usage Control)
// Get Terminal Type and additional terminal capabilities
DataObject dob_termType;
DataObject dob_addTermCap;
if ((res = EnvContext.getTagValue (0x9f35, &dob_termType, false))
!= SUCCESS)
return EMV_MISSING_MANDATORY_DATA;
if ((res = EnvContext.getTagValue (0x9f40, &dob_addTermCap, false))
!= SUCCESS)
return EMV_MISSING_MANDATORY_DATA;
// Check condition 1 (section 6.4.2, EMV book 3)
if (IsATM(&dob_termType, &dob_addTermCap))
{
// Terminal type is ATM
if (!check_bit(dob_auc.Data[0], 0x02))
{
//Appl Usage Control doesn't have 'Valid for ATMs' bit set
updateDataObject (0x95, &dob_TVR, 2, 0x10);
}
}
else
{
// Terminal is not an ATM
// Check condition 2 (section 6.4.2, EMV book 3)
if (!check_bit(dob_auc.Data[0], 0x01))
{
// Appl Usage Control doesn't have 'Valid for terminals
// other than ATMs' bit set
updateDataObject (0x95, &dob_TVR, 2, 0x10);
}
}
// Get Issuer Country Code
DataObject dob_issCntryCode;
if ((res = EnvContext.getTagValue (0x5f28, &dob_issCntryCode, true))
!= SUCCESS)
{
// Issuer Country code is conditional if Application Usage Control is
// present. Since it is not found, do not continue with additional
// checking
return SUCCESS;
//return EMV_MISSING_MANDATORY_DATA;
}
// Get Transaction Info (tag '60000001' in TransactionTypes). This data type
// must be initialized during TransactionType initialization
DataObject dob_transInfo;
if ((res = EnvContext.getTagValue (0x60000001, &dob_transInfo, true))
!= SUCCESS)
{
// Transaction Info is mandatory.
//Since it is not found, exit the transaction
return EMV_MISSING_MANDATORY_DATA;
}
byte cash = 0x20;
byte goods = 0x04;
byte services = 0x08;
byte cashback = 0x02;
byte dom_cash = 0x80;
byte int_cash = 0x40;
byte dom_goods = 0x20;
byte int_goods = 0x10;
byte dom_serv = 0x08;
byte int_serv = 0x04;
byte dom_csh_back = 0x80;
byte int_csh_back = 0x40;
bool IsCountryCodeMatch = CompareByteArr (dob_issCntryCode.Data,
dob_issCntryCode.len,
dob_TermCountryCode.Data,
dob_TermCountryCode.len);
if (checkTransaction (dob_transInfo.Data [0],
cash, dom_cash, int_cash,
dob_auc.Data[0], IsCountryCodeMatch) != SUCCESS)
return updateDataObject (0x95, &dob_TVR, 2, 0x10);
if (checkTransaction (dob_transInfo.Data [0],
goods, dom_goods, int_goods,
dob_auc.Data[0], IsCountryCodeMatch) != SUCCESS)
return updateDataObject (0x95, &dob_TVR, 2, 0x10);
if (checkTransaction (dob_transInfo.Data [0],
services, dom_serv, int_serv,
dob_auc.Data[0], IsCountryCodeMatch) != SUCCESS)
return updateDataObject (0x95, &dob_TVR, 2, 0x10);
// Check if cashback amount (Amount Other, tag '9F03') is present
DataObject dob_cashBack;
if ((res = EnvContext.getTagValue (0x9f03, &dob_cashBack, true))
== SUCCESS)
{
if (checkTransaction (dob_transInfo.Data [0],
cashback, dom_csh_back,
int_csh_back, dob_auc.Data[1],
IsCountryCodeMatch) != SUCCESS)
return updateDataObject (0x95, &dob_TVR, 2, 0x10);
}
}
return SUCCESS;
}
