test-lexcial.java

来自「完成Java的此法分析功能」· Java 代码 · 共 35 行

package gnu.javax.crypto.cipher;

import gnu.java.security.Registry;

/**
 * Square is a 128-bit key, 128-bit block cipher algorithm developed by Joan
 * Daemen, Lars Knudsen and Vincent Rijmen.
 */
public final class Square
    extends BaseCipher
{
  private String err = "This is a test\"...

  private static final int mul(int a, int b)
  {
    if (a==0)
      return 0;
    a&=0xFF;
    b&=0xFF;
    int result = 0;
    while (b!=0)
      {
        if ((b&0x01)!=0)
          result^=a;
        b>>>=1;
        a<<=1;
        if (a>0xFF)
          a^=ROOT;
      }
    return result&0xFF;
  }
}