mpu certi almost ready

app/release/output-metadata.json

@@ -11,8 +11,8 @@
       "type": "SINGLE",
       "filters": [],
       "attributes": [],
-      "versionCode": 6,
+      "versionCode": 7,
-      "versionName": "1.06",
+      "versionName": "1.07",
       "outputFile": "app-release.apk"
     }
   ],

app/src/main/java/com/utsmm/kbz/util/MockData.java

@@ -52,14 +52,25 @@ public class MockData {
 //                .cardHolderName("KBZ Debit")
 //                .iccData("9503051034047056=30021015930000000000")
 //                .build();
+
+//        mockCardData = new MockCardData.Builder()
+//                .cardNo("9505050161133125")
+//                .expDate("0127")
+//                .cardScheme("MPU")
+//                .cardHolderName("KBZ Credit")
+//                .iccData("9505050161133125=27011017250000000000")
+//                .build();
+
         mockCardData = new MockCardData.Builder()
-                .cardNo("9505050161133125")
+                .cardNo("9503712156912514")
-                .expDate("0127")
+                .expDate("1229")
                 .cardScheme("MPU")
-                .cardHolderName("KBZ Credit")
+                .cardHolderName("Htin Kyaw Win")
-                .iccData("9505050161133125=27011017250000000000")
+                .iccData("9503712156912514=29121010000000000000")
                 .build();
 
+
+
 //        mockCardData = new MockCardData.Builder()
 //                .cardNo("9503742975107251")
 //                .expDate("0629")

app/src/main/java/com/utsmm/kbz/util/tms/TMSSetupsImpl.java

@@ -171,7 +171,7 @@ public class TMSSetupsImpl implements TMSSetups{
 
             for (SiriusHost siriusHost: siriusHosts) {
 
-                if( siriusHost.getName().toLowerCase().contains("mmqr") || siriusHost.getName().toLowerCase().contains("kbzpay") ||  siriusHost.getDescription().toLowerCase().contains("mmqr") ||   siriusHost.getDescription().toLowerCase().contains("qr")) {
+                if( siriusHost.getName().toLowerCase().contains("mmqr") || siriusHost.getName().toLowerCase().contains("kbzpay") ||  siriusHost.getName().toLowerCase().contains("mmqr") ||   siriusHost.getName().toLowerCase().contains("qr")) {
 
                     SystemParamsOperation.getInstance().setSecHostName(siriusHost.getName());
                     SystemParamsOperation.getInstance().setSecHostTerminalId(siriusHost.getTid());
@@ -688,7 +688,7 @@ public class TMSSetupsImpl implements TMSSetups{
             return value == 1;
         } catch (Exception e) {
             e.printStackTrace();
-            return false;
+            return Boolean.parseBoolean(data);
         }
     }
 }

app/src/main/java/com/utsmm/kbz/util/tms/TMSUtil.java

@@ -147,7 +147,8 @@ public class TMSUtil {
         siriusRequest.setApplicationVersion(BuildConfig.VERSION_NAME);
         siriusRequest.setCurrentNetwork(getNetworkType(context));
         siriusRequest.setLastTransaction(lastTransName);
-        siriusRequest.setLastTranTime(lastTransTime);
+        siriusRequest.setLastTranTime(Long.parseLong(lastTransTime));
+        siriusRequest.setValue("YourValueHere");
 
         return siriusRequest;
     }

app/src/main/res/xml/network_security_config.xml

@@ -6,5 +6,6 @@
         <domain includeSubdomains="true">128.199.170.203</domain>
         <domain includeSubdomains="true">152.42.199.193</domain>
         <domain includeSubdomains="true">api.kbzpay.com</domain>
+        <domain includeSubdomains="true">sirius-nest.utsmyanmar.com</domain>
     </domain-config>
 </network-security-config>

baselib/src/main/java/com/utsmyanmar/baselib/TerminalKeyUtil.java

@@ -11,6 +11,7 @@ import com.sunmi.pay.hardware.aidl.AidlConstants;
 import com.sunmi.pay.hardware.aidlv2.AidlConstantsV2;
 import com.sunmi.pay.hardware.aidlv2.security.SecurityOptV2;
 import com.utsmyanmar.paylibs.Constant;
+import com.utsmyanmar.paylibs.PayLibNex;
 import com.utsmyanmar.paylibs.utils.core_utils.ByteUtil;
 import com.utsmyanmar.paylibs.utils.core_utils.SystemParamsOperation;
 import com.utsmyanmar.paylibs.utils.secure.TriDes;
@@ -24,8 +25,11 @@ public final class TerminalKeyUtil {
 
     public static final String TAG = TerminalKeyUtil.class.getSimpleName();
 
-    private static final byte[] main_key_data = ByteUtil.hexStr2Bytes("875f63741753d18811a3449090d1777b".toUpperCase());
+//    private static final byte[] main_key_data = ByteUtil.hexStr2Bytes("875f63741753d18811a3449090d1777b".toUpperCase()); // KBZ UAT
+    private static final byte[] main_key_data = ByteUtil.hexStr2Bytes("e121249099a677e8b7d4f6a9d49fe8d1".toUpperCase()); // MPU
     private static final byte[] work_key_data = new byte[16];
+
+
     public static void initNexKey() {
         byte[] IPEKByte = ByteUtil.hexStr2Bytes("5A4CFF6DE93F0488926166F3317EFD2F"); // IPEK
         byte[] IPEKKCVByte = ByteUtil.hexStr2Bytes("1F0C18");
@@ -36,6 +40,8 @@ public final class TerminalKeyUtil {
         Arrays.fill(work_key_data, (byte) 0x31);
         PinPad pinPad = BaseApplication.getInstance().deviceEngine.getPinPad();
         int result = pinPad.writeMKey(9, main_key_data, main_key_data.length);
+
+
 //
 //        int resultPINKEY = pinPad.writeWKey(0, WorkKeyTypeEnum.PINKEY, work_key_data, work_key_data.length);
 //        int resultTDKEY = pinPad.writeWKey(0, WorkKeyTypeEnum.TDKEY, work_key_data, work_key_data.length);
@@ -47,6 +53,12 @@ public final class TerminalKeyUtil {
 //        int result = pinPad.dukptKeyInject(9, DukptKeyTypeEnum.BDK,IPEKByte,16,ksn);
 
         LogUtil.d(TAG, "save tmk key result: "+result);
+
+        byte[] encryptedPIK = SystemParamsOperation.getInstance().getKeyPIK().get(0);
+
+        result = pinPad.writeWKey(9, WorkKeyTypeEnum.PINKEY,encryptedPIK,encryptedPIK.length);
+
+        LogUtil.d(TAG, "save PIK key result: "+result);
 //        LogUtil.d(TAG, "save pin key result: "+resultPINKEY);
 //        LogUtil.d(TAG, "save tdk key result: "+resultTDKEY);
 //        LogUtil.d(TAG, "save tek key result: "+resultTEK);

baselib/src/main/java/com/utsmyanmar/baselib/network/interceptor/SiriusInterceptor.java

@@ -34,10 +34,12 @@ public class SiriusInterceptor implements Interceptor {
 
         String hashed = "";
         String nonce = TerminalUtil.getInstance().generateRandomNumbers();
+//        String nonce = "1234567";
         try {
-            hashed = TerminalUtil.getInstance().generateHashedString(nonce);
+//            hashed = TerminalUtil.getInstance().generateHashedString(nonce); // old tms
+            hashed = TerminalUtil.getInstance().generateHashedString(nonce).toLowerCase(); // new tms
 
-//            LogUtil.d(TAG,"hashed :"+ hashed);
+            LogUtil.d(TAG,"hashed :"+ hashed);
         } catch (NoSuchAlgorithmException e) {
             throw new RuntimeException(e);
         }
@@ -47,6 +49,7 @@ public class SiriusInterceptor implements Interceptor {
 //                .addHeader("content-type", "application/json")
                 .addHeader("request-id", hashed)
                 .addHeader("request-code",nonce)
+//                .addHeader("x-api-key","8f4df38d1001bcc4620b5c736c66a03eef4653eb3ba31105faa2f2ee294c4a46")
                 .build();
         return chain.proceed(newRequest);
 

baselib/src/main/java/com/utsmyanmar/baselib/network/model/sirius/SiriusRequest.java

@@ -15,10 +15,12 @@ public class SiriusRequest {
 
     private String lastTransaction;
 
-    private String lastTranTime;
+    private Long lastTranTime;
+
+    private String value;
 
     public SiriusRequest() {}
-    public SiriusRequest(String serial, String appPackage, String androidVersion, String firmwareVersion, String applicationVersion, String currentNetwork, String lastTransaction, String lastTranTime) {
+    public SiriusRequest(String serial, String appPackage, String androidVersion, String firmwareVersion, String applicationVersion, String currentNetwork, String lastTransaction, Long lastTranTime, String value) {
         this.serial = serial;
         this.appPackage = appPackage;
         this.androidVersion = androidVersion;
@@ -27,6 +29,7 @@ public class SiriusRequest {
         this.currentNetwork = currentNetwork;
         this.lastTransaction = lastTransaction;
         this.lastTranTime = lastTranTime;
+        this.value = value;
     }
 
     public void setSerial(String serial) {
@@ -57,7 +60,7 @@ public class SiriusRequest {
         this.lastTransaction = lastTransaction;
     }
 
-    public void setLastTranTime(String lastTranTime) {
+    public void setLastTranTime(Long lastTranTime) {
         this.lastTranTime = lastTranTime;
     }
 
@@ -89,7 +92,15 @@ public class SiriusRequest {
         return lastTransaction;
     }
 
-    public String getLastTranTime() {
+    public Long getLastTranTime() {
         return lastTranTime;
     }
+
+    public String getValue() {
+        return value;
+    }
+
+    public void setValue(String value) {
+        this.value = value;
+    }
 }

baselib/src/main/java/com/utsmyanmar/baselib/util/TerminalUtilsImpl.java

@@ -56,9 +56,15 @@ public class TerminalUtilsImpl implements TerminalUtils{
 
     @Override
     public String generateRandom() {
+
         Random rnd = new Random();
-        StringBuilder sb = new StringBuilder((1000000 + rnd.nextInt(9000000)));
+        StringBuilder sb = new StringBuilder();
+        sb.append(1000000 + rnd.nextInt(9000000));
         return sb.toString();
+
+//        Random rnd = new Random();
+//        StringBuilder sb = new StringBuilder((1000000 + rnd.nextInt(9000000)));
+//        return sb.toString();
     }
 
     @Override

baselib/src/test/java/com/utsmyanmar/baselib/ExampleUnitTest.java

@@ -4,6 +4,13 @@ import org.junit.Test;
 
 import static org.junit.Assert.*;
 
+import com.utsmyanmar.paylibs.utils.core_utils.ByteUtil;
+
+import java.nio.charset.StandardCharsets;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.Random;
+
 /**
  * Example local unit test, which will execute on the development machine (host).
  *
@@ -20,10 +27,63 @@ public class ExampleUnitTest {
     @Test
     public void testUpperCase() {
 
-        String keys = "875f63741753d18811a3449090d1777b".toUpperCase();
+//        String keys = "875f63741753d18811a3449090d1777b".toUpperCase();
+        String keys = "e121249099a677e8b7d4f6a9d49fe8d1".toUpperCase();
         System.out.println("Key: "+keys);
 
         String pan = "4216862078830572";
         System.out.println("sub pan: "+pan.substring(pan.length()-13));
     }
+
+
+    @Test
+    public void hashString() {
+        String sn = "N86PW400005";
+        String snPN = "com.utsmm.kbz";
+        String nonce = "1234567";
+        String text = sn + snPN + nonce;
+//        LogUtil.d(TAG,"Plain Text: "+text);
+        MessageDigest digest = null;
+        try {
+            digest = MessageDigest.getInstance("SHA-256");
+        } catch (NoSuchAlgorithmException e) {
+            throw new RuntimeException(e);
+        }
+        byte[] hash = digest.digest(text.getBytes(StandardCharsets.UTF_8));
+
+
+        String hashStr =  ByteUtil.bytes2HexStr(hash);
+
+        System.out.println("Hash: "+hashStr.toLowerCase());
+    }
+
+    @Test
+    public void generateRandomDigit() {
+        Random rnd = new Random();
+        StringBuilder sb = new StringBuilder();
+        sb.append(1000000 + rnd.nextInt(9000000));
+        String random = sb.toString();
+        System.out.println("Random: " + random);
+    }
+
+    @Test
+    public void hashTestString() {
+        String sn = "SN3123141";
+        String snPN = "default-package-1";
+        String nonce = "1234567";
+        String text = sn + snPN + nonce;
+//        LogUtil.d(TAG,"Plain Text: "+text);
+        MessageDigest digest = null;
+        try {
+            digest = MessageDigest.getInstance("SHA-256");
+        } catch (NoSuchAlgorithmException e) {
+            throw new RuntimeException(e);
+        }
+        byte[] hash = digest.digest(text.getBytes(StandardCharsets.UTF_8));
+
+
+        String hashStr =  ByteUtil.bytes2HexStr(hash);
+
+        System.out.println("Hash: "+hashStr.toLowerCase());
+    }
 }

paylibs/src/main/java/com/utsmyanmar/paylibs/isobuilder/DecodePackage.java

@@ -24,9 +24,208 @@ public class DecodePackage {
     }
 
     public static HashMap<String, MsgField> unAssembly(byte[] body, HostName hostName,boolean printLog) {
-        return unAssembly(body, FieldConfig.FieldTypeConfig128,hostName,printLog);
+        return unAssembly(body,hostName == HostName.BPC? FieldConfig.FieldTypeConfig128 : FieldConfig.FieldTypeConfigV1,hostName,printLog);
     }
 
+    public synchronized static HashMap<String, MsgField> unAssembly(byte[] body, int[][] fieldConfig) {
+        HashMap<String, MsgField> resMap = new HashMap<>();
+
+        // Request header length 15
+        // Len[2] + tPDU[5] + Header[6] + Type[2]
+        int head = 7 + FieldConfig.MESSAGE_HEADER_LENGTH;
+
+        // Calculate the length of the message type
+        byte[] msgData = null;
+        int typeLength = FieldConfig.FieldTypeConfig128[0][2];
+        switch (FieldConfig.FieldTypeConfig128[0][3]) {
+            case FieldConfig.SDK_8583_DATA_BCD:
+                head += (typeLength + 1) / 2;
+                msgData = new byte[(typeLength + 1) / 2];
+                break;
+            case FieldConfig.SDK_8583_DATA_ASC:
+            case FieldConfig.SDK_8583_DATA_BIT:
+                head += typeLength;
+                msgData = new byte[typeLength];
+                break;
+            default:
+                break;
+        }
+        // Fetch header
+        byte[] headerData = new byte[FieldConfig.MESSAGE_HEADER_LENGTH];
+        System.arraycopy(body, 7, headerData, 0, FieldConfig.MESSAGE_HEADER_LENGTH);
+        MsgField headerFiled = new MsgField();
+        headerFiled.setFieldPos(-1);
+        headerFiled.setLengthType(fieldConfig[0][0]);
+        headerFiled.setLengthTypeEncode(fieldConfig[0][1]);
+        headerFiled.setDataType(fieldConfig[0][3]);
+        headerFiled.setAlignType(fieldConfig[0][4]);
+        headerFiled.setFillChar(fieldConfig[0][5]);
+        headerFiled.setDataLength(fieldConfig[0][2]);
+        headerFiled.setDataBytes(headerData);
+        headerFiled.setDataStr(Utils.byte2HexStr(headerData));
+        resMap.put("header", headerFiled);
+        String header = Utils.byte2HexStr(headerData);
+        LogUtil.d(TAG, "header：" + header);
+
+        // Get message type
+        System.arraycopy(body, 7 + FieldConfig.MESSAGE_HEADER_LENGTH, msgData, 0, msgData.length);
+        String msgType = "";
+        switch (FieldConfig.FieldTypeConfig128[0][3]) {
+            case FieldConfig.SDK_8583_DATA_BCD:
+            case FieldConfig.SDK_8583_DATA_BIT:
+                msgType = Utils.byte2HexStr(msgData);
+                break;
+            case FieldConfig.SDK_8583_DATA_ASC:
+                try {
+                    msgType = new String(msgData, "ISO-8859-1");
+                } catch (UnsupportedEncodingException e) {
+                    e.printStackTrace();
+                }
+                break;
+            default:
+                break;
+        }
+
+        MsgField msgFiled = new MsgField();
+        msgFiled.setFieldPos(0);
+        msgFiled.setLengthType(fieldConfig[0][0]);
+        msgFiled.setLengthTypeEncode(fieldConfig[0][1]);
+        msgFiled.setDataType(fieldConfig[0][3]);
+        msgFiled.setAlignType(fieldConfig[0][4]);
+        msgFiled.setFillChar(fieldConfig[0][5]);
+        msgFiled.setDataLength(fieldConfig[0][2]);
+        msgFiled.setDataBytes(msgData);
+        msgFiled.setDataStr(msgType);
+        resMap.put("type", msgFiled);
+        LogUtil.d(TAG, "Message type：" + msgType);
+
+        // Get bitmap
+        boolean[] boolBitmap;
+        byte[] bitmap = new byte[8];
+        System.arraycopy(body, head, bitmap, 0, 8);
+        boolBitmap = Utils.getBinaryFromByte(bitmap);
+        if (boolBitmap[1]) {
+            //If the first bit is 1, it is an expandable bitmap, set to 16 bytes in length.
+            byte[] b = new byte[16];
+            System.arraycopy(body, head, b, 0, 16);
+            boolBitmap = Utils.getBinaryFromByte(b);
+            head += 16;
+        } else {
+            head += 8;
+        }
+
+        int size = boolBitmap.length;
+
+        // Total length of request header and bitmap
+        int tmpLen = head;
+
+        // 0 1 Domain not used
+        for (int i = 2; i < size; i++) {
+            if (boolBitmap[i]) {
+                MsgField outField = new MsgField();
+                outField.setFieldPos(i);
+                outField.setLengthType(fieldConfig[i][0]);
+                outField.setLengthTypeEncode(fieldConfig[i][1]);
+                outField.setDataType(fieldConfig[i][3]);
+                outField.setAlignType(fieldConfig[i][4]);
+                outField.setFillChar(fieldConfig[i][5]);
+                // len is useless for variable length。
+                outField.setDataLength(fieldConfig[i][2]);
+
+                byte[] nextData;
+
+                //53 templen - 54
+
+                // Get the value of the variable length part
+                if (outField.getLengthType() > 0) {
+                    // Get the length of the byte array
+                    int varLen = (outField.getLengthType() + 1) / 2;
+                    byte[] varValue = new byte[varLen];
+                    if(i==62){
+                        tmpLen++;
+                    }
+                    System.arraycopy(body, tmpLen, varValue, 0, varValue.length);
+                    // Length of data length
+                    tmpLen += varLen; //tmp len 54
+
+                    // Number of bytes of variable length data
+                    int datLen;
+                    int bcdLength = Utils.bcdToint(varValue); //31
+                    // Determine the data type (binary type data is not processed)
+                    if (outField.getDataType() == FieldConfig.SDK_8583_DATA_BCD) {
+                        datLen = (bcdLength / 2) + (bcdLength % 2);
+                        outField.setDataLength(bcdLength); // Fill the variable length
+                    } else if (outField.getDataType() == FieldConfig.SDK_8583_DATA_BIT) {
+                        datLen = bcdLength;
+                        outField.setDataLength(2 * bcdLength); // Fill the variable length
+                    } else {
+                        //asc
+                        datLen = bcdLength;
+                        outField.setDataLength(bcdLength); // Fill the variable length
+                    }
+                    // Take the value of the variable length part。
+                    nextData = new byte[datLen];
+
+                    //tmp len 55
+                    System.arraycopy(body, tmpLen, nextData, 0, datLen);
+                    //updated
+                   /* if(body.length>tmpLen+datLen){
+                        System.arraycopy(body, tmpLen, nextData, 0, datLen);
+                    }else {
+                        return null;
+                    }*/
+
+
+
+                    // Data length
+                    tmpLen += datLen;
+
+                } else {
+                    // Fixed-length data length
+                    int datLen;
+                    // Determine the data type (binary type data is not processed)
+                    if (outField.getDataType() == FieldConfig.SDK_8583_DATA_BCD) {
+                        datLen = (outField.getDataLength() / 2) + (outField.getDataLength() % 2);
+                    } else if (outField.getDataType() == FieldConfig.SDK_8583_DATA_ASC) {
+                        datLen = outField.getDataLength();
+                    } else {
+                        datLen = outField.getDataLength();
+                    }
+                    nextData = new byte[datLen];
+                    System.arraycopy(body, tmpLen, nextData, 0, nextData.length);
+                    tmpLen += nextData.length;
+                }
+
+                // Data input
+                if (outField.getDataType() == FieldConfig.SDK_8583_DATA_ASC) {
+                    String s = null;
+                    try {
+                        s = new String(nextData, "gbk");
+                    } catch (UnsupportedEncodingException e) {
+                        e.printStackTrace();
+                    }
+                    if (!TextUtils.isEmpty(s) && Utils.isMessyCode(s)) {
+                        LogUtil.d(TAG, "field pos:" + outField.getFieldPos() + " = " + Utils.byte2HexStr(nextData));
+                    } else {
+                        LogUtil.d(TAG, "field pos:" + outField.getFieldPos() + " = " + s);
+                    }
+                    // Determine whether it is GBK encoding or garbled
+                    outField.setDataStr(new String(nextData));
+                } else if (outField.getDataType() == FieldConfig.SDK_8583_DATA_BIT) {
+                    LogUtil.d(TAG, "field pos:" + outField.getFieldPos() + " = " + Utils.byte2HexStr(nextData));
+                    outField.setDataStr(Utils.byte2HexStr(nextData));
+                } else if (outField.getDataType() == FieldConfig.SDK_8583_DATA_BCD) {
+                    LogUtil.d(TAG, "field pos:" + outField.getFieldPos() + " = " + Utils.Bcd2String(nextData));
+                    outField.setDataStr(Utils.Bcd2String(nextData));
+                }
+
+                outField.setDataBytes(nextData);
+                resMap.put("F" + String.format(Locale.getDefault(), "%03d", i), outField);
+            }
+        }
+
+        return resMap;
+    }
     public synchronized static HashMap<String, MsgField> unAssembly(byte[] body, int[][] fieldConfig,HostName hostName,boolean printLog) {
         HashMap<String, MsgField> resMap = new HashMap<>();
 
@@ -152,9 +351,17 @@ public class DecodePackage {
 
                 // Get the value of the variable length part
                 if (outField.getLengthType() > 0) {
+                    int varLen;
+                    if( hostName == HostName.BPC) {
+                        varLen = outField.getLengthType();
+                    } else {
+                        varLen = (outField.getLengthType() + 1) / 2;
+                    }
+
                     // Get the length of the byte array
 //                    int varLen = (outField.getLengthType() + 1) / 2;
-                    int varLen = outField.getLengthType();
+//                    varLen = outField.getLengthType();
+
                     byte[] varValue = new byte[varLen];
                     if(i==62){
                         tmpLen++;
@@ -172,6 +379,7 @@ public class DecodePackage {
                         bcdLength = Integer.parseInt(new String(varValue)); //31
                     } else {
                         bcdLength = Utils.bcdToint(varValue); //31
+//                        bcdLength = Integer.parseInt(new String(varValue)); //31
                     }
 
                     // Determine the data type (binary type data is not processed)
@@ -197,8 +405,13 @@ public class DecodePackage {
                     //tmp len 55
 
                     try {
-                        System.arraycopy(body, tmpLen, nextData, 0, datLen);
+                        if(hostName == HostName.BPC) {
-//                        System.arraycopy(body, tmpLen, nextData, 0, body.length-tmpLen);
+                            System.arraycopy(body, tmpLen, nextData, 0, datLen);
+                        } else {
+                            System.arraycopy(body, tmpLen, nextData, 0, body.length-tmpLen);
+                        }
+
+//
                     } catch (IndexOutOfBoundsException e){
                         e.printStackTrace();
                     }

paylibs/src/main/java/com/utsmyanmar/paylibs/isobuilder/EncodePackage.java

@@ -137,7 +137,12 @@ public class EncodePackage {
             if (fieldDataType == FieldConfig.SDK_8583_DATA_BCD) {
                 if (msgField.getLengthType() > 0) {
                     //  F035 enter into this step
-                    len += msgField.getLengthType() + ( msgField.getDataLength() / 2);
+//                    len += msgField.getLengthType() + ( msgField.getDataLength() / 2);
+                    if(hostName == HostName.BPC) {
+                        len += msgField.getLengthType() + ( msgField.getDataLength() / 2);
+                    } else {
+                        len += (msgField.getLengthType() + 1) / 2 + (msgField.getDataLength() / 2) + (msgField.getDataLength() % 2);
+                    }
 //                    len += (msgField.getLengthType() + 1) / 2 + (msgField.getDataLength() / 2) + (msgField.getDataLength() % 2);
                 } else {
                     len += (msgField.getDataLength() / 2) + (msgField.getDataLength() % 2);
@@ -146,7 +151,12 @@ public class EncodePackage {
                 if (msgField.getLengthType() > 0) {
 //                    commended at Oct4 , 2023 ( for BPC DE55)
 //                    len += (msgField.getLengthType() + 1) / 2 + (msgField.getDataLength() / 2);
-                    len += msgField.getLengthType()  + (msgField.getDataLength() / 2);
+                    if(hostName == HostName.BPC) {
+                        len += msgField.getLengthType()  + (msgField.getDataLength() / 2);
+                    } else {
+                        len += (msgField.getLengthType() + 1) / 2 + (msgField.getDataLength() / 2);
+                    }
+
                 } else {
 
                     len += msgField.getDataLength();
@@ -156,8 +166,13 @@ public class EncodePackage {
                     // 12:51pm jan 26 / 21 comment switch cuz of getting error at field 57
                     // fixing bcd ASCII length odd number eg.3
                     // need to fix this one later for field 62
+                    if(hostName == HostName.BPC) {
+                        len += msgField.getLengthType() + msgField.getDataLength();
+                    } else {
+                        len += (msgField.getLengthType() + 1) / 2 + msgField.getDataLength();
+                    }
 //                    len += (msgField.getLengthType() + 1) / 2 + msgField.getDataLength();
-                    len += msgField.getLengthType() + msgField.getDataLength();
+//                    len += msgField.getLengthType() + msgField.getDataLength();
                     // msgField.getLengthType() => 2
 //                    len+=msgField.getDataLength()-msgField.getLengthType();
 
@@ -220,7 +235,13 @@ public class EncodePackage {
                     System.arraycopy(varValue, 0, body, index, varValue.length);
                     index += varValue.length;
                 } else if (dataType == FieldConfig.SDK_8583_DATA_BCD) {
-                    byte[] varValue = (String.format("%0" + msgField.getLengthType() + "d", msgField.getDataLength()/2)).getBytes();
+                    byte[] varValue;
+                    if(hostName == HostName.BPC) {
+                        varValue = (String.format("%0" + msgField.getLengthType() + "d", msgField.getDataLength()/2)).getBytes();
+                    } else {
+                        varValue = Utils.StrToBCDBytes(String.format("%0"+msgField.getLengthType() + "d",msgField.getDataLength()));
+                    }
+//                    byte[] varValue = (String.format("%0" + msgField.getLengthType() + "d", msgField.getDataLength()/2)).getBytes();
 //                    byte[] varValue = Utils.StrToBCDBytes(String.format("%0" + msgField.getLengthType() + "d", msgField.getDataLength()));
                     System.arraycopy(varValue, 0, body, index, varValue.length);
                     index += varValue.length;
@@ -260,13 +281,20 @@ public class EncodePackage {
                     index += fieldBody.length();
                 } else {
                     LogUtil.d(Constant.TAG, " msgField ------ " + entry.getKey());
-                    try {
+                    
+                    if(hostName == HostName.BPC) {
+                        try {
+                            System.arraycopy(msgField.getDataStr().getBytes(StandardCharsets.ISO_8859_1), 0, body, index, msgField.getDataLength());
+                            index += msgField.getDataLength();
+                        } catch (ArrayIndexOutOfBoundsException e) {
+                            e.printStackTrace();
+                        }
+                    } else {
                         System.arraycopy(msgField.getDataStr().getBytes(StandardCharsets.ISO_8859_1), 0, body, index, msgField.getDataLength());
                         index += msgField.getDataLength();
-                    } catch (ArrayIndexOutOfBoundsException e) {
-                        e.printStackTrace();
                     }
 
+
                 }
 //                try {
 //                    LogUtil.d(Constant.TAG, " msgField ------ " + entry.getKey());

paylibs/src/main/java/com/utsmyanmar/paylibs/isobuilder/builderx/BaseISOMsgX.java

@@ -122,19 +122,43 @@ public abstract class BaseISOMsgX {
 
             return newBytes;
         } else if(isoMode == ISOMode.ONLY_HEADER) {
+            byte[] outBytes = new byte[receiveBytes.length + 5];
 
-            byte[] outBytes = new byte[receiveBytes.length + 6];
+            byte[] fakeTPDU = ByteUtil.hexStr2Bytes("5555555555");
+            System.arraycopy(fakeTPDU, 0, outBytes, 2, 5);
+            System.arraycopy(receiveBytes, 2, outBytes, 7, receiveBytes.length-2 );
+            int hig = (outBytes.length - 2) / 256;
+            int low = (outBytes.length - 2) % 256;
+            outBytes[0] = (byte) hig;
+            outBytes[1] = (byte) low;
 
-            byte[] headBytes = ByteUtil.hexStr2Bytes("888888888888");
-
-            System.arraycopy(receiveBytes, 0, outBytes, 0, 7);
-            System.arraycopy(headBytes, 0, outBytes, 7, headBytes.length);
-            System.arraycopy(receiveBytes, 7, outBytes, 13, receiveBytes.length - 7);
 
             log = "HexString:" + ByteUtil.bytes2HexStr(outBytes);
             LogUtil.d(Constant.TAG, log);
 
             return outBytes;
+//            byte[] newBytes = new byte[outBytes.length + 6];
+//
+//
+//            System.arraycopy(outBytes, 0, newBytes, 0, 7);
+//            System.arraycopy(headBytes, 0, newBytes, 7, headBytes.length);
+//            System.arraycopy(outBytes, 7, newBytes, 13, outBytes.length - 7);
+//
+//            log = "HexString Packed:" + ByteUtil.bytes2HexStr(newBytes);
+//            LogUtil.d(Constant.TAG, log);
+//            return newBytes;
+//            byte[] outBytes = new byte[receiveBytes.length + 6];
+//
+//            byte[] headBytes = ByteUtil.hexStr2Bytes("888888888888");
+//
+//            System.arraycopy(receiveBytes, 0, outBytes, 0, 6);
+//            System.arraycopy(headBytes, 0, outBytes, 6, headBytes.length);
+//            System.arraycopy(receiveBytes, 6, outBytes, 12, receiveBytes.length - 6);
+//
+//            log = "HexString:" + ByteUtil.bytes2HexStr(outBytes);
+//            LogUtil.d(Constant.TAG, log);
+//
+//            return outBytes;
 
         } else {
 

paylibs/src/main/java/com/utsmyanmar/paylibs/network/ISOSocket.java

@@ -26,11 +26,15 @@ import java.security.KeyManagementException;
 import java.security.KeyStore;
 import java.security.KeyStoreException;
 import java.security.NoSuchAlgorithmException;
+import java.security.SecureRandom;
 import java.security.cert.Certificate;
 import java.security.cert.CertificateException;
 import java.security.cert.CertificateFactory;
 import java.security.cert.X509Certificate;
+import java.text.SimpleDateFormat;
 import java.util.Arrays;
+import java.util.Collection;
+import java.util.Date;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 import java.util.regex.Matcher;
@@ -65,6 +69,8 @@ import com.utsmyanmar.paylibs.utils.LogUtil;
 public class ISOSocket {
 
     private static final int DEFAULT_TIMEOUT = 30 * 1000;
+
+    private static final String TAG = ISOSocket.class.getSimpleName();
     private String serverIP;
     private int serverPort;
     private int connectTimeout = 20;
@@ -148,16 +154,15 @@ public class ISOSocket {
     private SSLSocketFactory getSSLSocketFactory()
             throws CertificateException, KeyStoreException, IOException, NoSuchAlgorithmException, KeyManagementException {
         CertificateFactory cf = CertificateFactory.getInstance("X.509");
-        InputStream caInput = context.getResources().openRawResource(R.raw.smile_uat); // this cert file stored in \app\src\main\res\raw folder path
+        InputStream caInput = context.getResources().openRawResource(R.raw.uat_test); // this cert file stored in \app\src\main\res\raw folder path
 
         Certificate ca = cf.generateCertificate(caInput);
         caInput.close();
 
-        KeyStore keyStore = KeyStore.getInstance("BKS");
+        KeyStore keyStore = KeyStore.getInstance(KeyStore.getDefaultType()); // BKS
         keyStore.load(null, null);
         keyStore.setCertificateEntry("ca", ca);
 
-
         String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm();
         TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm);
         tmf.init(keyStore);
@@ -174,81 +179,118 @@ public class ISOSocket {
 
     private OkHttpClient getClient()
             throws CertificateException, KeyStoreException, IOException, NoSuchAlgorithmException, KeyManagementException {
+//        CertificateFactory cf = CertificateFactory.getInstance("X.509");
+//        InputStream caInput = context.getResources().openRawResource(R.raw.uat_test); // this cert file stored in \app\src\main\res\raw folder path
+//
+//
+//        Certificate ca = cf.generateCertificate(caInput);
+//        caInput.close();
+//
+//        KeyStore keyStore = KeyStore.getInstance(KeyStore.getDefaultType());
+//        keyStore.load(null, null);
+//        keyStore.setCertificateEntry("ca", ca);
+//
+//
+//        TrustManagerFactory trustManagerFactory = TrustManagerFactory.getInstance(
+//                TrustManagerFactory.getDefaultAlgorithm());
+//        trustManagerFactory.init(keyStore);
+//        TrustManager[] trustManagers = trustManagerFactory.getTrustManagers();
+//        if (trustManagers.length != 1 || !(trustManagers[0] instanceof X509TrustManager)) {
+//            throw new IllegalStateException("Unexpected default trust managers:"
+//                    + Arrays.toString(trustManagers));
+//        }
+//        X509TrustManager trustManager = (X509TrustManager) trustManagers[0];
+//        SSLContext sslContext = SSLContext.getInstance("TLS");
+//        sslContext.init(null, new TrustManager[]{trustManager}, null);
+//        SSLSocketFactory sslSocketFactory = getSSLSocketFactory();
+//
+//        Interceptor dummyInterceptor = new Interceptor() {
+//            @NotNull
+//            @Override
+//            public Response intercept(@NotNull Chain chain) throws IOException {
+//                Request request = chain.request();
+//                Response response = chain.proceed(request);
+//                System.out.println("Dummy interceptor fired!\n\nRequest: " + request.headers() + "\nResponse: " + response.headers());
+//                return response;
+//            }
+//        };
+//        Interceptor dummyNetworkInterceptor = new Interceptor() {
+//            @NotNull
+//            @Override
+//            public Response intercept(@NotNull Chain chain) throws IOException {
+//                Request request = chain.request();
+//                Response response = chain.proceed(request);
+//                System.out.println("Dummy interceptor fired!\n\nRequest: " + request.headers() + "\nResponse: " + response.headers());
+//                return response;
+//            }
+//        };
+//
+//        Interceptor tlsIntercept = new Interceptor() {
+//            @NotNull
+//            @Override
+//            public Response intercept(@NotNull Chain chain) throws IOException {
+//                final Response response = chain.proceed(chain.request());
+//                Handshake handshake = response.handshake();
+//                if (handshake != null) {
+//                    final CipherSuite cipherSuite = handshake.cipherSuite();
+//                    final TlsVersion tlsVersion = handshake.tlsVersion();
+//                    LogUtil.d(Constant.TAG, "TLS: " + tlsVersion + ", CipherSuite: " + cipherSuite);
+//                }
+//                return response;
+//            }
+//        };
+//
+//
+//        return new OkHttpClient.Builder()
+//                .sslSocketFactory(sslSocketFactory, trustManager)
+//                .hostnameVerifier(new HostnameVerifier() {
+//                    @Override
+//                    public boolean verify(String hostname, SSLSession session) {
+//                        return true;
+//                    }
+//                })
+//                .addInterceptor(tlsIntercept)
+//                .connectTimeout(30000, TimeUnit.MILLISECONDS)
+//                .readTimeout(30000, TimeUnit.MILLISECONDS)
+//                .writeTimeout(30000, TimeUnit.MILLISECONDS)
+//                .retryOnConnectionFailure(true)
+//                .build();
+
+        // 1. Read the DER file into a byte array/InputStream
+// (Assuming the file is bundled in your app's resources)
+        InputStream caInput = context.getResources().openRawResource(R.raw.uat_test); // Replace R.raw.cacert
+
+// 2. Load the certificate from the InputStream
         CertificateFactory cf = CertificateFactory.getInstance("X.509");
-        InputStream caInput = context.getResources().openRawResource(R.raw.smile_uat); // this cert file stored in \app\src\main\res\raw folder path
+        X509Certificate caCert = (X509Certificate) cf.generateCertificate(caInput);
-
+        String keyStoreType = KeyStore.getDefaultType();
-        Certificate ca = cf.generateCertificate(caInput);
+        KeyStore keyStore = KeyStore.getInstance(keyStoreType);
-        caInput.close();
-
-        KeyStore keyStore = KeyStore.getInstance("BKS");
         keyStore.load(null, null);
-        keyStore.setCertificateEntry("ca", ca);
+        keyStore.setCertificateEntry("ca", caCert); // 'ca' is an alias
 
+// 3. Create a TrustManager that uses your custom KeyStore
+        String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm();
+        TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm);
+        tmf.init(keyStore);
+
+        TrustManager[] trustAll = new TrustManager[]{new X509TrustManager() {
+            public void checkClientTrusted(X509Certificate[] chain, String authType) {}
+            public void checkServerTrusted(X509Certificate[] chain, String authType) {}
+            public X509Certificate[] getAcceptedIssuers() { return new X509Certificate[0]; }
+        }};
+        SSLContext ctx = SSLContext.getInstance("TLS");
+        ctx.init(null, trustAll, new SecureRandom());
+
+        SSLSocketFactory factory = ctx.getSocketFactory();
+        try (SSLSocket ssock = (SSLSocket) factory.createSocket()) {
 
-        TrustManagerFactory trustManagerFactory = TrustManagerFactory.getInstance(
-                TrustManagerFactory.getDefaultAlgorithm());
-        trustManagerFactory.init(keyStore);
-        TrustManager[] trustManagers = trustManagerFactory.getTrustManagers();
-        if (trustManagers.length != 1 || !(trustManagers[0] instanceof X509TrustManager)) {
-            throw new IllegalStateException("Unexpected default trust managers:"
-                    + Arrays.toString(trustManagers));
         }
-        X509TrustManager trustManager = (X509TrustManager) trustManagers[0];
-        SSLContext sslContext = SSLContext.getInstance("TLS");
-        sslContext.init(null, new TrustManager[]{trustManager}, null);
-        SSLSocketFactory sslSocketFactory = getSSLSocketFactory();
 
-        Interceptor dummyInterceptor = new Interceptor() {
+        OkHttpClient client = new OkHttpClient.Builder()
-            @NotNull
+                .sslSocketFactory(ctx.getSocketFactory())
-            @Override
-            public Response intercept(@NotNull Chain chain) throws IOException {
-                Request request = chain.request();
-                Response response = chain.proceed(request);
-                System.out.println("Dummy interceptor fired!\n\nRequest: " + request.headers() + "\nResponse: " + response.headers());
-                return response;
-            }
-        };
-        Interceptor dummyNetworkInterceptor = new Interceptor() {
-            @NotNull
-            @Override
-            public Response intercept(@NotNull Chain chain) throws IOException {
-                Request request = chain.request();
-                Response response = chain.proceed(request);
-                System.out.println("Dummy interceptor fired!\n\nRequest: " + request.headers() + "\nResponse: " + response.headers());
-                return response;
-            }
-        };
-
-        Interceptor tlsIntercept = new Interceptor() {
-            @NotNull
-            @Override
-            public Response intercept(@NotNull Chain chain) throws IOException {
-                final Response response = chain.proceed(chain.request());
-                Handshake handshake = response.handshake();
-                if (handshake != null) {
-                    final CipherSuite cipherSuite = handshake.cipherSuite();
-                    final TlsVersion tlsVersion = handshake.tlsVersion();
-                    LogUtil.d(Constant.TAG, "TLS: " + tlsVersion + ", CipherSuite: " + cipherSuite);
-                }
-                return response;
-            }
-        };
-
-
-        return new OkHttpClient.Builder()
-                .sslSocketFactory(sslSocketFactory, trustManager)
-                .hostnameVerifier(new HostnameVerifier() {
-                    @Override
-                    public boolean verify(String hostname, SSLSession session) {
-                        return true;
-                    }
-                })
-                .addInterceptor(tlsIntercept)
-                .connectTimeout(30000, TimeUnit.MILLISECONDS)
-                .readTimeout(30000, TimeUnit.MILLISECONDS)
-                .writeTimeout(30000, TimeUnit.MILLISECONDS)
-                .retryOnConnectionFailure(true)
                 .build();
+
+        return client;
     }
 
     public boolean isOnline() {
@@ -333,6 +375,8 @@ public class ISOSocket {
         serverPort = getSecondaryPort();
     }
 
+    private String formatDate(Date d) { return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(d); }
+
     public void enqueue(byte[] sendBuff, int sendLen, boolean reversalTrans, ISOCallback listener) {
 
         this.listener = listener;
@@ -384,8 +428,54 @@ public class ISOSocket {
                 if (SystemParamsOperation.getInstance().isSslOn()) {
 
                     try {
-                        OkHttpClient client = getClient();
+                        TrustManager[] trustAll = new TrustManager[]{new X509TrustManager() {
-                        sslSocket = (SSLSocket) client.sslSocketFactory().createSocket();
+                            public void checkClientTrusted(X509Certificate[] chain, String authType) {}
+                            public void checkServerTrusted(X509Certificate[] chain, String authType) {}
+                            public X509Certificate[] getAcceptedIssuers() { return new X509Certificate[0]; }
+                        }};
+                        SSLContext ctx = SSLContext.getInstance("TLS");
+                        ctx.init(null, trustAll, new SecureRandom());
+
+                        SSLSocketFactory factory = ctx.getSocketFactory();
+
+//                        try (SSLSocket sslsock = (SSLSocket) factory.createSocket()) {
+//
+//                            sslsock.setEnabledProtocols(new String[]{"TLSv1.2"});
+////                        while (!isSSLOnline(timeout,subscriber)) {
+////                            Thread.sleep(150);
+////                            subscriber.onError(new Throwable("java.net.SocketTimeoutException: connect timed out"));
+////                        }
+//
+//                            sslsock.setSoTimeout(60000);
+//                            sslsock.connect(new InetSocketAddress(serverIP, serverPort), connectTimeout);
+//
+//                            sslsock.startHandshake();
+//
+//                            SSLSession session = sslsock.getSession();
+//
+//                            LogUtil.d(TAG, "SSL handshake success to " + serverIP + ":" + serverPort + "\n");
+//                            LogUtil.d(TAG, "TLS handshake success to " + serverIP + ":" + serverPort + "\n");
+//                            LogUtil.d(TAG, "TLS version: " + session.getProtocol() + "\n");
+//                            LogUtil.d(TAG,"Cipher suite: " + session.getCipherSuite() + "\n");
+//
+//                            try {
+//                                java.security.cert.Certificate[] chain = session.getPeerCertificates();
+//                                if (chain != null && chain.length > 0) {
+//                                    LogUtil.d(TAG,"Peer certificates:\n");
+//                                    for (int i = 0; i < chain.length; i++) {
+//                                        X509Certificate x = (X509Certificate) chain[i];
+//                                        LogUtil.d(TAG, "  [" + i + "] Subject: " + x.getSubjectX500Principal().getName() + "\n");
+//                                        LogUtil.d(TAG,"      Issuer:  " + x.getIssuerX500Principal().getName() + "\n");
+//                                        LogUtil.d(TAG,"      Valid:   " + formatDate(x.getNotBefore()) + " - " + formatDate(x.getNotAfter()) + "\n");
+//                                    }
+//                                }
+//                            } catch (Exception ignored) { }
+//                        }
+
+//                        OkHttpClient client = getClient();
+                        sslSocket = (SSLSocket) factory.createSocket();
+                        sslSocket.setEnabledProtocols(new String[]{"TLSv1.2"});
+//                        sslSocket.setEnabledProtocols(new String[]{"TLSv1", "TLSv1.1", "TLSv1.2", "TLSv1.3"});
 //                        while (!isSSLOnline(timeout,subscriber)) {
 //                            Thread.sleep(150);
 //                            subscriber.onError(new Throwable("java.net.SocketTimeoutException: connect timed out"));
@@ -394,6 +484,28 @@ public class ISOSocket {
                         sslSocket.setSoTimeout(60000);
                         sslSocket.connect(new InetSocketAddress(serverIP, serverPort), connectTimeout);
 
+                        sslSocket.startHandshake();
+
+                        SSLSession session = sslSocket.getSession();
+
+                        LogUtil.d(TAG, "SSL handshake success to " + serverIP + ":" + serverPort + "\n");
+                        LogUtil.d(TAG, "TLS handshake success to " + serverIP + ":" + serverPort + "\n");
+                        LogUtil.d(TAG, "TLS version: " + session.getProtocol() + "\n");
+                        LogUtil.d(TAG,"Cipher suite: " + session.getCipherSuite() + "\n");
+
+                        try {
+                            java.security.cert.Certificate[] chain = session.getPeerCertificates();
+                            if (chain != null && chain.length > 0) {
+                                LogUtil.d(TAG,"Peer certificates:\n");
+                                for (int i = 0; i < chain.length; i++) {
+                                    X509Certificate x = (X509Certificate) chain[i];
+                                    LogUtil.d(TAG, "  [" + i + "] Subject: " + x.getSubjectX500Principal().getName() + "\n");
+                                    LogUtil.d(TAG,"      Issuer:  " + x.getIssuerX500Principal().getName() + "\n");
+                                    LogUtil.d(TAG,"      Valid:   " + formatDate(x.getNotBefore()) + " - " + formatDate(x.getNotAfter()) + "\n");
+                                }
+                            }
+                        } catch (Exception ignored) { }
+
                         inputStream = sslSocket.getInputStream();
                         outputStream = sslSocket.getOutputStream();
 
@@ -421,7 +533,7 @@ public class ISOSocket {
                         subscriber.onComplete();
 
 
-                    } catch (CertificateException | KeyStoreException | IOException |
+                    } catch (   IOException |
                              NoSuchAlgorithmException | KeyManagementException e) {
                         e.printStackTrace();
                         subscriber.onError(e);
@@ -495,7 +607,9 @@ public class ISOSocket {
 
                     @Override
                     public void onNext(byte[] aByte) {
-                        LogUtil.d(Constant.TAG, "onNext");
+                        LogUtil.d(Constant.TAG, "onNext raw:"+ByteUtil.bytes2HexStr(aByte));
+
+
                         //rlen =47 MPU 5:44pm 21/9/2020
                         listener.onReceive(recBuff, rLen);
                         isReversal = false;

paylibs/src/main/java/com/utsmyanmar/paylibs/print/printx/BaseXPrint.java

@@ -706,7 +706,7 @@ public abstract class BaseXPrint {
         String cvmText = "NO SIGNATURE REQUIRED";
         switch (payDetail.getTransCVM()) {
             case SIGNATURE:
-                cvmText = "SIGN : -----------------------------";
+                cvmText = "SIGN : --------------";
                 break;
             case ONLINE_PIN:
                 cvmText = "ONLINE PIN VERIFIED";

paylibs/src/main/java/com/utsmyanmar/paylibs/print/printx/PrintXImpl.java

@@ -40,7 +40,7 @@ public class PrintXImpl extends BaseXPrint implements PrintX {
         SimpleDateFormat dfm = new SimpleDateFormat("dd/MM/yyyy HH:mm:ss", Locale.getDefault());
         currentTime = dfm.format(new Date());
         BitmapFactory.Options opts = new BitmapFactory.Options();
-        bitmap = BitmapFactory.decodeResource(resources, R.drawable.print_kbz_logo, opts);
+        bitmap = BitmapFactory.decodeResource(resources, R.drawable.print_logo_mpu, opts);
     }
 
     @Override

paylibs/src/main/java/com/utsmyanmar/paylibs/reversal/ReversalAction.java

@@ -49,7 +49,7 @@ public class ReversalAction {
     }
 
     private ReversalAction() {
-        isoMsgX = new ISOMsgX.ISOMsgXBuilder(ISOVersion.VERSION_1993, ISOMode.BOTH_HEADER_TPDU,HostName.BPC)
+        isoMsgX = new ISOMsgX.ISOMsgXBuilder(ISOVersion.VERSION_1993, ISOMode.ONLY_HEADER,HostName.FINEXUS)
                 .build();
     }
 

paylibs/src/main/java/com/utsmyanmar/paylibs/sign_on/EchoTestProcess.java

@@ -47,7 +47,7 @@ public class EchoTestProcess {
     private EchoTestProcess() {
         tradeData = Params.newTrade(true);
         payDetail = tradeData.getPayDetail();
-        isoMsgX = new ISOMsgX.ISOMsgXBuilder(ISOVersion.VERSION_1993, ISOMode.BOTH_HEADER_TPDU,HostName.BPC)
+        isoMsgX = new ISOMsgX.ISOMsgXBuilder(ISOVersion.VERSION_1993, ISOMode.ONLY_HEADER,HostName.FINEXUS)
                 .build();
     }
 

paylibs/src/main/java/com/utsmyanmar/paylibs/sign_on/SignOnProcess.java

@@ -51,7 +51,7 @@ public class SignOnProcess {
     private SignOnProcess() {
         tradeData = Params.newTrade(true);
 //        payDetail = tradeData.getPayDetail();
-        isoMsgX = new ISOMsgX.ISOMsgXBuilder(ISOVersion.VERSION_1993, ISOMode.BOTH_HEADER_TPDU,HostName.BPC)
+        isoMsgX = new ISOMsgX.ISOMsgXBuilder(ISOVersion.VERSION_1993, ISOMode.ONLY_HEADER,HostName.FINEXUS)
                 .build();
     }
 
@@ -84,7 +84,7 @@ public class SignOnProcess {
             }
 
 
-            byte[] sendBytes = isoMsgX.buildISOPackets(tradeData, BitmapConfig.BPC_SIGN_ON, MessageType.NETWORK_MANAGEMENT);
+            byte[] sendBytes = isoMsgX.buildISOPackets(tradeData, BitmapConfig.MPU_SIGN_ON, MessageType.NETWORK_MANAGEMENT);
             ISOSocket.getInstance().enqueue(sendBytes, sendBytes.length,false, new ISOCallback() {
                 @Override
                 public void onReceive(byte[] bytes, int length) {
@@ -107,7 +107,7 @@ public class SignOnProcess {
                             byte[] field62 = Objects.requireNonNull(responseMap.get("F062")).getDataBytes();
                             byte[] encryptedPIK = new byte[16];
 
-                            System.arraycopy(field62, 2, encryptedPIK, 0, 16);
+                            System.arraycopy(field62, 0, encryptedPIK, 0, 16);
 
                             try {
                                 byte[] kcv = ByteUtil.hexStr2Bytes(TriDes.getKcv(encryptedPIK));
@@ -118,6 +118,9 @@ public class SignOnProcess {
                                     tmkIndex = Integer.parseInt(SystemParamsOperation.getInstance().getTMKIndex());
                                 }
                                 LogUtil.d(TAG, "TMK Index:" + tmkIndex);
+
+                                SystemParamsOperation.getInstance().saveKeyPIK(encryptedPIK, kcv);
+
                                 int res = PayLibNex.getInstance().deviceEngine.getPinPad().writeWKey(9, WorkKeyTypeEnum.PINKEY,encryptedPIK,encryptedPIK.length);
 //                                int res = PayLibsUtils.getInstance().securityOptV2.saveCiphertextKey(AidlConstantsV2.Security.KEY_TYPE_PIK, encryptedPIK, null, tmkIndex, AidlConstantsV2.Security.KEY_ALG_TYPE_3DES, 11);
 //                                resultCode = res;

paylibs/src/main/java/com/utsmyanmar/paylibs/transactions/TransactionsOperation.java

@@ -82,7 +82,7 @@ public class TransactionsOperation {
         TradeData transTradeData;
         PayDetail transPayDetail;
 
-        isoMsgX = new ISOMsgX.ISOMsgXBuilder(ISOVersion.VERSION_1993, ISOMode.BOTH_HEADER_TPDU, hostName)
+        isoMsgX = new ISOMsgX.ISOMsgXBuilder(ISOVersion.VERSION_1987, ISOMode.ONLY_HEADER, hostName)
                 .build();
 
         if (transactionsType == TransactionsType.SALE || transactionsType == TransactionsType.PRE_AUTH_SALE || transactionsType == TransactionsType.CASH_OUT) {
@@ -102,7 +102,6 @@ public class TransactionsOperation {
             return;
         }
 
-
         transPayDetail.setSendBag(sendBytes);
 
 

paylibs/src/main/java/com/utsmyanmar/paylibs/utils/core_utils/SystemParamsSettings.java

@@ -41,7 +41,8 @@ public class SystemParamsSettings implements Serializable {
     private boolean checkExpSwitch = false;
 
 //    private String tmsAddress = "https://tms.smile-mm.com";
-    private String tmsAddress = "http://128.199.170.203";
+//    private String tmsAddress = "http://128.199.170.203";
+    private String tmsAddress = "http://sirius-nest.utsmyanmar.com";
 
     private String terminalCapability = "E0E8C8";
 

paylibs/src/main/java/com/utsmyanmar/paylibs/utils/host_utils/HostUtils.java

@@ -27,63 +27,63 @@ public class HostUtils {
                 if (hostName == HostName.BPC) {
                     bitmap = BitmapConfig.BPC_SALE;
                 } else {
-                    bitmap = BitmapConfig.FINEXUS_SALE;
+                    bitmap = BitmapConfig.MPU_NEW_SALE;
                 }
                 break;
             case CASH_OUT:
                 if (hostName == HostName.BPC) {
                     bitmap = BitmapConfig.BPC_SALE;
                 } else {
-                    bitmap = BitmapConfig.FINEXUS_SALE;
+                    bitmap = BitmapConfig.MPU_NEW_CASH_ADVANCE;
                 }
                 break;
             case VOID:
                 if (hostName == HostName.BPC) {
                     bitmap = BitmapConfig.BPC_VOID;
                 } else {
-                    bitmap = BitmapConfig.FINEXUS_VOID;
+                    bitmap = BitmapConfig.MPU_NEW_VOID;
                 }
                 break;
             case SETTLEMENT:
                 if (hostName == HostName.BPC) {
                     bitmap = BitmapConfig.BPC_SETTLEMENT;
                 } else {
-                    bitmap = BitmapConfig.FINEXUS_BATCH_UPLOAD;
+                    bitmap = BitmapConfig.MPU_NEW_BATCH_UPLOAD;
                 }
                 break;
             case PRE_AUTH_SALE:
                 if (hostName == HostName.BPC) {
                     bitmap = BitmapConfig.BPC_PRE_AUTH_SALE;
                 } else {
-                    bitmap = BitmapConfig.FUND_TRANSFER_PRE_CHECK;
+                    bitmap = BitmapConfig.MPU_NEW_PRE_AUTH;
                 }
                 break;
             case PRE_AUTH_VOID:
                 if (hostName == HostName.BPC) {
                     bitmap = BitmapConfig.BPC_PRE_AUTH_SALE_VOID_REVERSAL;
                 } else {
-                    bitmap = BitmapConfig.FINEXUS_SALE;
+                    bitmap = BitmapConfig.MPU_NEW_PRE_AUTH_CANCEL;
                 }
                 break;
             case PRE_AUTH_COMPLETE:
                 if (hostName == HostName.BPC) {
                     bitmap = BitmapConfig.BPC_PRE_AUTH_SALE_COMPLETE;
                 } else {
-                    bitmap = BitmapConfig.FINEXUS_SALE;
+                    bitmap = BitmapConfig.MPU_NEW_PRE_AUTH_COMPLETE_BITMAP;
                 }
                 break;
             case PRE_AUTH_COMPLETE_VOID:
                 if (hostName == HostName.BPC) {
                     bitmap = BitmapConfig.BPC_VOID;
                 } else {
-                    bitmap = BitmapConfig.FINEXUS_PRE_AUTH_VOID;
+                    bitmap = BitmapConfig.MPU_NEW_PRE_AUTH_COMPLETE_CANCEL;
                 }
                 break;
             case REFUND:
                 if (hostName == HostName.BPC) {
                     bitmap = BitmapConfig.BPC_REFUND;
                 } else {
-                    bitmap = BitmapConfig.FINEXUS_SALE;
+                    bitmap = BitmapConfig.MPU_NEW_REFUND;
                 }
                 break;
             case TIP_ADJUSTMENT:

paylibs/src/main/java/com/utsmyanmar/paylibs/utils/iso_utils/FieldConfig.java

@@ -200,7 +200,7 @@ public class FieldConfig {
     public static int[][] FieldTypeConfigV1 =
             {
                     /* FLD  00 */ {0, SDK_8583_LEN_BCD, 4, SDK_8583_DATA_BCD, SDK_8583_ALIGN_L, '0'},
-                    /* FLD  01 */ {0, SDK_8583_LEN_BCD, 8, SDK_8583_DATA_BIT, SDK_8583_ALIGN_L, 0},
+                    /* FLD  01 */ {0, SDK_8583_LEN_BCD, 8, SDK_8583_DATA_BIT, SDK_8583_ALIGN_L, 0}, // 8
 
                     /* FLD  02 */ {2, SDK_8583_LEN_BCD, 19, SDK_8583_DATA_BCD, SDK_8583_ALIGN_L, '0'},
 
@@ -242,12 +242,12 @@ public class FieldConfig {
                     /* FLD  34 */ {0, SDK_8583_LEN_BCD, 40, SDK_8583_DATA_ASC, SDK_8583_ALIGN_L, ' '},
 
                     //MPU is fine with this config
-//                    /* FLD  35 */ {2, SDK_8583_LEN_BCD, 37, SDK_8583_DATA_BCD, SDK_8583_ALIGN_R, '0'},
+                    /* FLD  35 */ {2, SDK_8583_LEN_BCD, 37, SDK_8583_DATA_BCD, SDK_8583_ALIGN_R, '0'},
                     //For Finexus
                     // for TTIP MPU
 //                    /* FLD  35 */ {2, SDK_8583_LEN_BCD, 37, SDK_8583_DATA_BCD, SDK_8583_ALIGN_L, '0'},
 
-                    /* FLD  35 */ {2, SDK_8583_LEN_BCD, 37, SDK_8583_DATA_BCD, SDK_8583_ALIGN_R, '0'},
+//                    /* FLD  35 */ {2, SDK_8583_LEN_BCD, 37, SDK_8583_DATA_BCD, SDK_8583_ALIGN_R, '0'},
                     /* FLD  36 */ {3, SDK_8583_LEN_BCD, 999, SDK_8583_DATA_BIT, SDK_8583_ALIGN_L, '0'},
 
                     /* FLD  37 */ {0, SDK_8583_LEN_BCD, 12, SDK_8583_DATA_ASC, SDK_8583_ALIGN_R, '0'},
@@ -292,8 +292,8 @@ public class FieldConfig {
 //  MPU               /*FLD 60   */ {2, SDK_8583_LEN_BCD, 255, SDK_8583_DATA_ASC, SDK_8583_ALIGN_L, ' '},
                     /*FLD 60   */ {3, SDK_8583_LEN_BCD, 255, SDK_8583_DATA_ASC, SDK_8583_ALIGN_L, '0'},
                     /* FLD  61 */ {3, SDK_8583_LEN_BCD, 29, SDK_8583_DATA_BCD, SDK_8583_ALIGN_L, '0'},
-//                    /* FLD  62 */ {3, SDK_8583_LEN_BCD, 255, SDK_8583_DATA_ASC, SDK_8583_ALIGN_L, '0'}, // Jun 1 2023
+                    /* FLD  62 */ {2, SDK_8583_LEN_BCD, 255, SDK_8583_DATA_ASC, SDK_8583_ALIGN_L, '0'}, // Jun 1 2023
-         /* FLD  62 */ {2, SDK_8583_LEN_BCD, 255, SDK_8583_DATA_ASC, SDK_8583_ALIGN_L, ' '},
+//         /* FLD  62 */ {2, SDK_8583_LEN_BCD, 255, SDK_8583_DATA_ASC, SDK_8583_ALIGN_L, ' '},
 //                    /* FLD  62 */ {2, SDK_8583_LEN_BCD, 255, SDK_8583_DATA_BCD, SDK_8583_ALIGN_R, '0'},
 
 // original         /* FLD  63 */ {2, SDK_8583_LEN_BCD, 255, SDK_8583_DATA_ASC, SDK_8583_ALIGN_L, ' '},

paylibs/src/main/java/com/utsmyanmar/paylibs/utils/iso_utils/FieldUtils.java

@@ -360,7 +360,8 @@ public class FieldUtils {
                     break;
                 case 24: //Network International Identifier NII
 
-                    String nii = processField24(payDetail);
+                    String nii = "609";
+//                    String nii = processField24(payDetail); // BPC
                     field.setDataStr(nii);
 
                     break;

paylibs/src/main/java/com/utsmyanmar/paylibs/utils/iso_utils/TransactionsType.java

@@ -24,7 +24,7 @@ public enum  TransactionsType {
     CASH_DEPOSIT("CASH_DEPOSIT",13,"210000"),
     FUND_TRANSFER("FUND_TRANSFER",14,""),
     SETTLEMENT_CUT_OVER("SETTLEMENT_CUT_OVER",15,""),
-    SIGN_ON("SIGN_ON",16,"990000"),
+    SIGN_ON("SIGN_ON",16,"920000"), // bpc 990000
     SETTLEMENT_UPLOAD("SETTLEMENT_UPLOAD",17,"960000"),
 
     TIP_ADJUSTMENT("TIP_ADJUSTMENT",18,"190000"),

paylibs/src/main/java/com/utsmyanmar/paylibs/utils/params/Params.java

@@ -82,7 +82,8 @@ public class Params {
         payDetail.setIsCanceled(false);
         payDetail.transNum = System.currentTimeMillis() / 1000;
         // need to add host logic in another place
-        payDetail.setHostName("BPC");
+//        payDetail.setHostName("BPC");
+        payDetail.setHostName("FINEXUS");
 
         payDetail.setOriginalTransDate(SystemDateTime.getMMDD()+SystemDateTime.getYYYY());
 

paylibs/src/main/res/raw/ca_cert_uat.pem

@@ -0,0 +1,22 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----

paylibs/src/main/res/raw/ca_latest.pem

@@ -0,0 +1,79 @@
+Certificate:
+    Data:
+        Version: 3 (0x2)
+        Serial Number: 1 (0x1)
+    Signature Algorithm: sha1WithRSAEncryption
+        Issuer: C=MM, ST=MM, O=MPU, OU=MPU, CN=uat_test/emailAddress=uat_test@mpu.com
+        Validity
+            Not Before: Aug 23 08:59:53 2024 GMT
+            Not After : Aug 23 08:59:53 2027 GMT
+        Subject: C=MM, ST=MM, O=MPU, OU=MPU, CN=uat_test/emailAddress=uat_test@mpu.com
+        Subject Public Key Info:
+            Public Key Algorithm: rsaEncryption
+                Public-Key: (2048 bit)
+                Modulus:
+                    00:9e:1c:05:06:73:2f:ca:e4:65:74:d8:20:b2:ba:
+                    c7:32:e1:53:4d:f4:dc:24:b2:11:b3:3f:a7:f9:60:
+                    55:c5:c6:21:88:95:8a:d5:04:7c:0a:fb:ce:85:cb:
+                    c0:8a:21:6d:7b:ed:ea:cb:df:00:3c:11:93:46:d2:
+                    b0:82:f1:88:ed:b3:60:57:e7:c1:6d:d8:08:52:65:
+                    f3:be:b5:3f:dd:7c:a4:8e:56:cf:57:c2:0f:5a:68:
+                    2e:81:0d:4f:05:c2:7f:33:c3:4d:f1:55:5e:a6:14:
+                    7c:df:4d:15:68:68:2f:32:61:6e:bf:bc:9b:68:61:
+                    55:88:41:ce:85:78:19:3a:ee:5d:e0:78:67:e3:59:
+                    f4:18:d0:a9:98:36:47:cc:41:57:71:47:04:2d:33:
+                    99:4d:e9:61:f8:79:ab:f5:a8:1c:63:53:64:3e:88:
+                    ad:6a:c3:40:aa:f4:fe:27:41:5f:09:15:90:9d:b6:
+                    e6:cb:61:68:bb:dd:df:28:1c:60:ff:be:be:2e:ef:
+                    59:ba:e1:9f:b2:61:5e:9c:0f:fa:bd:d8:0f:8c:dc:
+                    47:8a:fc:f9:5b:27:00:97:a8:4f:47:86:26:7c:b1:
+                    a9:7c:23:bf:58:79:97:85:c7:f8:17:2e:fb:b3:9d:
+                    9d:68:b3:a9:59:84:af:c3:61:48:0f:de:21:d3:c7:
+                    33:45
+                Exponent: 65537 (0x10001)
+        X509v3 extensions:
+            X509v3 Subject Key Identifier: 
+                BE:09:E4:5A:FC:06:83:96:31:49:07:F7:57:20:75:8A:EA:75:00:05
+            X509v3 Authority Key Identifier: 
+                keyid:BE:09:E4:5A:FC:06:83:96:31:49:07:F7:57:20:75:8A:EA:75:00:05
+
+            X509v3 Basic Constraints: 
+                CA:TRUE
+    Signature Algorithm: sha1WithRSAEncryption
+         52:d4:84:a9:d2:77:e9:7e:12:0f:e1:ec:01:66:7b:12:ee:23:
+         9e:33:aa:ea:c0:a4:f2:e6:90:48:e5:35:7e:bf:80:05:82:31:
+         fc:0b:89:ef:b3:af:c8:c8:f5:6e:21:0e:ed:84:3e:b7:47:71:
+         17:9b:a9:01:e6:f8:7b:8b:62:11:d7:52:dd:78:27:b4:66:e0:
+         ea:31:1f:8f:2c:b1:7e:c6:5f:4d:5d:ce:ce:53:f0:dd:d5:03:
+         f2:91:c0:f1:e8:f7:89:24:91:76:18:b2:c2:b1:d1:40:fd:5f:
+         10:06:61:71:86:bd:c8:49:64:18:99:6c:1f:f0:14:4e:56:ef:
+         db:7e:80:93:25:2f:a9:ff:7d:d9:02:51:b3:0d:53:60:16:14:
+         0e:33:8d:b7:58:f1:89:6d:7f:e1:22:9c:58:df:fd:32:50:a9:
+         5c:b0:93:a8:dc:60:50:75:ee:20:d8:b5:bd:52:38:82:c8:e4:
+         42:0b:e8:30:37:4b:ec:17:59:f2:4b:cc:87:f0:a3:a9:81:e7:
+         82:ac:2b:b8:04:3d:48:f4:59:01:fa:7a:dd:d1:f0:5e:c8:b8:
+         1e:f9:2a:b1:57:70:e1:39:23:11:83:22:d8:5b:81:09:4b:eb:
+         ec:4c:30:99:4d:75:72:fb:f3:84:e5:d4:c7:3a:67:11:e8:00:
+         5e:c0:d5:c6
+-----BEGIN CERTIFICATE-----
+MIIDnzCCAoegAwIBAgIBATANBgkqhkiG9w0BAQUFADBqMQswCQYDVQQGEwJNTTEL
+MAkGA1UECAwCTU0xDDAKBgNVBAoMA01QVTEMMAoGA1UECwwDTVBVMREwDwYDVQQD
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+mU11cvvzhOXUxzpnEegAXsDVxg==
+-----END CERTIFICATE-----

paylibs/src/main/res/raw/caca.pem

@@ -0,0 +1,22 @@
+-----BEGIN CERTIFICATE-----
+MIIDnzCCAoegAwIBAgIBATANBgkqhkiG9w0BAQUFADBqMQswCQYDVQQGEwJNTTEL
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+mU11cvvzhOXUxzpnEegAXsDVxg==
+-----END CERTIFICATE-----

paylibs/src/main/res/raw/cacert.pem

@@ -0,0 +1,23 @@
+-----BEGIN CERTIFICATE-----
+MIIDnzCCAoegAwIBAgIBATANBgkqhkiG9w0BAQUFADBqMQswCQYDVQQGEwJNTTEL
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+WvwGg5YxSQf3VyB1iup1AAUwDAYDVR0TBAUwAwEB/zANBgkqhkiG9w0BAQUFAAOC
+AQEAUtSEqdJ36X4SD+HsAWZ7Eu4jnjOq6sCk8uaQSOU1fr+ABYIx/AuJ77OvyMj1
+biEO7YQ+t0dxF5upAeb4e4tiEddS3XgntGbg6jEfjyyxfsZfTV3OzlPw3dUD8pHA
+8ej3iSSRdhiywrHRQP1fEAZhcYa9yElkGJlsH/AUTlbv236AkyUvqf992QJRsw1T
+YBYUDjONt1jxiW1/4SKcWN/9MlCpXLCTqNxgUHXuINi1vVI4gsjkQgvoMDdL7BdZ
+8kvMh/CjqYHngqwruAQ9SPRZAfp63dHwXsi4HvkqsVdw4TkjEYMi2FuBCUvr7Eww
+mU11cvvzhOXUxzpnEegAXsDVxg==
+-----END CERTIFICATE-----
+

paylibs/src/test/java/android/text/TextUtils.java

@@ -0,0 +1,7 @@
+package android.text;
+
+public class TextUtils {
+    public static boolean isEmpty(CharSequence str) {
+        return str == null || str.length() == 0;
+    }
+}

paylibs/src/test/java/android/util/Log.java

@@ -0,0 +1,25 @@
+package android.util;
+
+public class Log {
+    public static int d(String tag, String msg) {
+        System.out.println("DEBUG: " + tag + ": " + msg);
+        return 0;
+    }
+
+    public static int i(String tag, String msg) {
+        System.out.println("INFO: " + tag + ": " + msg);
+        return 0;
+    }
+
+    public static int w(String tag, String msg) {
+        System.out.println("WARN: " + tag + ": " + msg);
+        return 0;
+    }
+
+    public static int e(String tag, String msg) {
+        System.out.println("ERROR: " + tag + ": " + msg);
+        return 0;
+    }
+
+    // add other methods if required...
+}