private byte[] sendRequest(byte command, byte p1, byte p2, byte lc, byte[] parameters)
throws CEPASException, IOException {
ByteArrayOutputStream output = new ByteArrayOutputStream();
byte[] recvBuffer = mTagTech.transceive(wrapMessage(command, p1, p2, lc, parameters));
if (recvBuffer[recvBuffer.length - 2] != (byte) 0x90) {
if (recvBuffer[recvBuffer.length - 2] == 0x6b) {
throw new CEPASException("File " + p1 + " was an invalid file.");
} else if (recvBuffer[recvBuffer.length - 2] == 0x67) {
throw new CEPASException("Got invalid file size response.");
}
throw new CEPASException(
"Got generic invalid response: "
+ Integer.toHexString(((int) recvBuffer[recvBuffer.length - 2]) & 0xff));
}
output.write(recvBuffer, 0, recvBuffer.length - 2);
byte status = recvBuffer[recvBuffer.length - 1];
if (status == OPERATION_OK) {
return output.toByteArray();
} else if (status == PERMISSION_DENIED) {
throw new CEPASException("Permission denied");
} else {
throw new CEPASException("Unknown status code: " + Integer.toHexString(status & 0xFF));
}
}
public byte[] getChallenge() {
byte[] challengeRequest = {(byte) 0x00, (byte) 0x84, (byte) 0x00, (byte) 0x00, (byte) 0x08};
byte[] challengeResponse = null;
try {
challengeResponse = isoDep.transceive(challengeRequest);
Log.d("challengeResponse", Util.hexString(challengeResponse));
} catch (IOException e) {
}
return challengeResponse;
}
public String getPurseData(String purseRequest) {
byte[] purseByte = Util.hexStringToByteArray(purseRequest.toString());
String purseData = null;
try {
byte[] purseResponse = isoDep.transceive(purseByte);
purseData = Util.hexString(purseResponse);
Log.d("PurseData Response", purseData);
} catch (IOException e) {
}
return purseData;
}
public byte[] init() {
byte[] initByte = new byte[8];
initByte[1] = -92;
initByte[4] = 2;
initByte[5] = 64;
byte[] initRespose = null;
try {
initRespose = isoDep.transceive(initByte);
} catch (IOException e) {
}
return initRespose;
}
public String getReceipt(String debitCommand, WebserviceConnection wsConnection) {
String receiptData = null;
try {
debitCommand = "90340000" + debitCommand + "00";
byte[] debitCommandByte = Util.hexStringToByteArray(debitCommand);
byte[] receiptResponse = isoDep.transceive(debitCommandByte);
receiptData = Util.hexString(receiptResponse);
} catch (IOException e) {
// wsConnection.uploadReceiptData("", new
// RecieptReqError(StringConstants.ErrorCode.ERROR_CODE_01,
// StringConstants.ErrorDecription.DEBIT_COMMAND_SUCCESSFUL_BUT_NO_RESPONSE_FROM_CARD));
}
return receiptData;
}
public String getPurseData() {
String purseData = null;
try {
// String terminalRN = Util.getRandomHexString(16);
terminalRN = "CF549C2B7520389C";
Log.d("terminalRN", terminalRN);
purseRequest = "903203000A1403" + terminalRN + "00";
Log.d("Purse Request", purseRequest);
byte[] purseByte = Util.hexStringToByteArray(purseRequest.toString());
byte[] purseResponse = isoDep.transceive(purseByte);
purseData = Util.hexString(purseResponse);
Log.d("PurseData Response", purseData);
} catch (IOException e) {
}
return purseData;
}
