Create EMV-NFC Paycard

[Landlordway]

sample-pcsc/src/main/java/com/github/devnied/emvpcsccard/EMV-NFC Paycard

[Landlordway]

https://github.com/devnied/EMV-NFC-Paycard-Enrollment/pull/84#issue-1610048429 e8c7b5365d4d20ca8b35651aa82a151b716395cb Mon Sep 17 00:00:00 2001 From: Landlordway 126978865+Landlordway@users.noreply.github.com Date: Sun, 5 Mar 2023 05:12:45 +0100 Subject: [PATCH] Create EMV-NFC Paycard

---

.../devnied/emvpcsccard/EMV-NFC Paycard | 127 ++++++++++++++++++ 1 file changed, 127 insertions(+) create mode 100644 sample-pcsc/src/main/java/com/github/devnied/emvpcsccard/EMV-NFC Paycard

diff --git a/sample-pcsc/src/main/java/com/github/devnied/emvpcsccard/EMV-NFC Paycard b/sample-pcsc/src/main/java/com/github/devnied/emvpcsccard/EMV-NFC Paycard new file mode 100644 index 0000000..e436e3e --- /dev/null +++ b/sample-pcsc/src/main/java/com/github/devnied/emvpcsccard/EMV-NFC Paycard
@@ -0,0 +1,127 @@ +package com.github.devnied.emvpcsccard; + +import java.nio.ByteBuffer; + +import javax.smartcardio.CardChannel; + +import javax.smartcardio.CardException; + +import org.slf4j.Logger; + +import org.slf4j.LoggerFactory; + +import com.github.devnied.emvnfccard.enums.SwEnum; + +import com.github.devnied.emvnfccard.exception.CommunicationException; + +import com.github.devnied.emvnfccard.parser.IProvider; + +import com.github.devnied.emvnfccard.utils.TlvUtil; + +import fr.devnied.bitlib.BytesUtils; + +public class PcscProvider implements IProvider { +

• /* Class logger
• */
• private static final Logger LOGGER = LoggerFactory.getLogger(PcscProvider.class);
• /**
• • CardChanel
• */
• private final CardChannel channel;
• /**
• • Buffer
• */
• private final ByteBuffer buffer = ByteBuffer.allocate(1024);
• /**
• • Constructor using field
• *
• • @param pChannel
• • card channel
• */
• public PcscProvider(final CardChannel pChannel) {
• channel = pChannel;
• }
• @Override
• public byte[] transceive(final byte[] pCommand) throws CommunicationException {
• byte[] ret = null;
• buffer.clear();
• if (LOGGER.isDebugEnabled()) {
• LOGGER.debug("send: " + BytesUtils.bytesToString(pCommand));
• }
• try {
• int nbByte = channel.transmit(ByteBuffer.wrap(pCommand), buffer);
• ret = new byte[nbByte];
• System.arraycopy(buffer.array(), 0, ret, 0, ret.length);
• } catch (CardException e) {
• // Do nothing
• }
• if (LOGGER.isDebugEnabled()) {
• LOGGER.debug("resp: " + BytesUtils.bytesToString(ret));
• try {
• LOGGER.debug("resp: " + TlvUtil.prettyPrintAPDUResponse(ret));
• SwEnum val = SwEnum.getSW(ret);
• if (val != null) {
• LOGGER.debug("resp: " + val.getDetail());
• }
• } catch (Exception e) {
• }
• }
• return ret;
• }
• @Override
• public byte[] getAt() {
• return channel.getCard().getATR().getBytes();
• }

• +}