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Create EMV-NFC Paycard #84

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

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Create EMV-NFC Paycard #84

@Landlordway
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#84 (comment) e8c7b53 Mon Sep 17 00:00:00 2001
From: Landlordway [email protected]
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
    •        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();
    
  • }

+}

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