Merge branch 'master' of http://whyclj@118.89.139.230:10101/r/~whyclj/Demo_...

DELL

2025-03-03 2cdf5ae1cc004e7c36375874d28eacdc191f2de6

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package FBS9100; 
 
import java.nio.ByteBuffer; 
import java.nio.ByteOrder; 
 
 
public class FBS9100_DFU implements Cloneable 
{ 
    private final int BYTE_LEN = 518; 
    private final int BYTE_LEN_READ = 6; 
     
    public int op_cmd = 0; 
    public int test_cmd = 0; 
     
    public int DataBlockIndex = 0; 
    public int DataLen = 0; 
    public byte[] DataDfu = new byte[512]; 
    public int CRC = 0; 
     
    public FBS9100_DFU clone() 
    { 
        FBS9100_DFU obj = null;   
        try 
        { 
            obj = (FBS9100_DFU)super.clone(); 
        } 
        catch(CloneNotSupportedException e) 
        { 
            e.printStackTrace(); 
        } 
        return obj; 
    } 
     
    public void clear() 
    { 
        CRC = 0; 
    } 
     
    public boolean putByteBuffer(final ByteBuffer bf) 
    { 
        if(bf.limit() != BYTE_LEN) 
            return false; 
         
        ByteBuffer tmpbuf = bf; 
        int crc0 = tmpbuf.getShort(BYTE_LEN-2) & 0xFFFF; 
        int crc1 = FBS9100_Crc16.CalCRC16(tmpbuf, BYTE_LEN-2); 
        if(crc0 != crc1) 
            return false; 
         
        tmpbuf.compact(); 
        tmpbuf.flip(); 
         
        return true; 
    } 
     
    public ByteBuffer getByteBuffer(int num, int data_len) 
    { 
        ByteBuffer bytebuffer = ByteBuffer.allocate(BYTE_LEN); 
        bytebuffer.order(ByteOrder.LITTLE_ENDIAN); 
         
        DataBlockIndex = num; 
        DataLen = data_len; 
        bytebuffer.putShort(FBS9100_ComBase.changeIntToShort(DataBlockIndex)); 
        bytebuffer.putShort(FBS9100_ComBase.changeIntToShort(DataLen)); 
        for(int n=0; n<DataDfu.length; n++) { 
            DataDfu[n] = (byte) n; 
        } 
        bytebuffer.put(DataDfu); 
        CRC = FBS9100_Crc16.CalCRC16(bytebuffer, bytebuffer.position()); 
        bytebuffer.putShort(FBS9100_ComBase.changeIntToShort(CRC)); 
         
        bytebuffer.flip(); 
         
        return bytebuffer; 
    } 
     
    public ByteBuffer getReadByteBuffer(int num, int data_len) 
    { 
        ByteBuffer bytebuffer = ByteBuffer.allocate(BYTE_LEN_READ); 
        bytebuffer.order(ByteOrder.LITTLE_ENDIAN); 
         
        DataBlockIndex = num; 
        DataLen = data_len; 
        bytebuffer.putShort(FBS9100_ComBase.changeIntToShort(DataBlockIndex)); 
        bytebuffer.putShort(FBS9100_ComBase.changeIntToShort(DataLen)); 
        CRC = FBS9100_Crc16.CalCRC16(bytebuffer, bytebuffer.position()); 
        bytebuffer.putShort(FBS9100_ComBase.changeIntToShort(CRC)); 
         
        bytebuffer.flip(); 
         
        return bytebuffer; 
    } 
} 
/*************************************************************************************** 
****************************** end of file (FBS_TestParam) ***************************** 
***************************************************************************************/