tjoidentry.java

智能卡多应用一直是业界的重要课题

/**
 *        Title:  Linearfix file
 *
 *      Project:  Universal Application Specification v1.0 for PBOCv2
 *
 *    Copyright:  Copyright (c) CUP 2005
 *      Company:  China Unionpay Co., Ltd
 *
 *  Platform   :  Java virtual machine
 *  Language   :  1.3.0-C
 *  Devl tool  :  Borland (c) JBuilder 4.0 *
 *  author     :  Meng Hongwen<[e-mail]>
 *  version 1.0
 */

package cupUAPP;

import javacard.framework.*;

public class tjoidEntry {

    private byte[] appoid = new byte[16];
    private short  oidlen;
    public  tAObject[] mObjectList;
    public  short  usCount;
    public  boolean used;

    // state machine: (id + loc + RAC + canRef + status) x ct_keyobjects;
    public byte[] statemcachine = new byte[80];// MAX 16 key object in one app
    public short  usSMCount;

    public tjoidEntry(byte[] poid, short olen ) {
       Util.arrayCopyNonAtomic(poid,(short)0,appoid,(short)0,olen);
       oidlen = olen;
       used = true;
       mObjectList = new tAObject[constdef.ct_objects_num];
       usCount = (short)0;
       usSMCount = usCount;
    }
    //------------------------------------------------
    public void reset()
    {
        for(short i=(short)0; i< usSMCount; i++ )
            statemcachine[(short)(5*i+4)] = (byte)0x0ff;
    }
    //------------------------------------------------
    public boolean isEqual(byte[] pOid,short ol )
    {
        if ( usCount == (short)0 )  return false;

        if ( Util.arrayCompare(appoid,(short)0,pOid,(short)0,ol)==(byte)0) return true;
        return false;
    }
    //------------------------------------------------
    public boolean isMyObject(byte[] pOid )
    {
        if ( Util.arrayCompare(appoid,(short)0,pOid,(short)0,(short)(oidlen-1))==(byte)0) return true;
        return false;
    }
    //------------------------------------------------
    public void  setOid(byte[] poid, short olen )
    {
        Util.arrayCopyNonAtomic(poid,(short)0,appoid,(short)0,olen);
        oidlen = olen;
        used = true;

        usSMCount = (short)0;
        //usCount = (short)0; // should be zero
        reset();
        // all entry has be freed
    }
    //------------------------------------------------
    public tAObject isExistObject( byte id)
    {
        for(short i=(short)0; i<constdef.ct_objects_num; i++ ) {
           if ( mObjectList[i] != null ) {
              if (mObjectList[i].used && mObjectList[i].oid == id ) return mObjectList[i];
           }
        }
        return null;
    }
    //------------------------------------------------
}