Examples of mod()


Examples of java.math.BigInteger.mod()

                ECPoint p = key.getParameters().getG().multiply(k);

                BigInteger x = p.getX().toBigInteger();

                r = x.mod(n);
            }
            while (r.equals(ECConstants.ZERO));

            BigInteger d = ((ECPrivateKeyParameters)key).getD();
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Examples of java.math.BigInteger.mod()

        BigInteger upv = BigInteger.valueOf(fraction.numerator)
        .multiply(BigInteger.valueOf(denominator/d1));
        BigInteger t = isAdd ? uvp.add(upv) : uvp.subtract(upv);
        // but d2 doesn't need extra precision because
        // d2 = gcd(t,d1) = gcd(t mod d1, d1)
        int tmodd1 = t.mod(BigInteger.valueOf(d1)).intValue();
        int d2 = (tmodd1==0)?d1:ArithmeticUtils.gcd(tmodd1, d1);

        // result is (t/d2) / (u'/d1)(v'/d2)
        BigInteger w = t.divide(BigInteger.valueOf(d2));
        if (w.bitLength() > 31) {
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Examples of java.math.BigInteger.mod()

        BigInteger upv = BigInteger.valueOf(fraction.numerator)
        .multiply(BigInteger.valueOf(denominator/d1));
        BigInteger t = isAdd ? uvp.add(upv) : uvp.subtract(upv);
        // but d2 doesn't need extra precision because
        // d2 = gcd(t,d1) = gcd(t mod d1, d1)
        int tmodd1 = t.mod(BigInteger.valueOf(d1)).intValue();
        int d2 = (tmodd1==0)?d1:ArithmeticUtils.gcd(tmodd1, d1);

        // result is (t/d2) / (u'/d1)(v'/d2)
        BigInteger w = t.divide(BigInteger.valueOf(d2));
        if (w.bitLength() > 31) {
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Examples of java.math.BigInteger.mod()

            if (randomNum.compareTo(upperBound) < 0)
            {
                return randomNum;
            }
        }
        return randomNum.mod(upperBound);
    }

    /**
     * Extract the truncated square root of a BigInteger.
     *
 
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Examples of java.math.BigInteger.mod()

                ECPoint p = key.getParameters().getG().multiply(k);

                // 5.3.3
                BigInteger x = p.getX().toBigInteger();

                r = x.mod(n);
            }
            while (r.equals(ZERO));

            BigInteger d = ((ECPrivateKeyParameters)key).getD();
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Examples of java.math.BigInteger.mod()

                ECPoint p = key.getParameters().getG().multiply(k);

                BigInteger x = p.getX().toBigInteger();

                r = x.mod(n);
            }
            while (r.equals(ECConstants.ZERO));

            BigInteger d = ((ECPrivateKeyParameters)key).getD();
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Examples of java.math.BigInteger.mod()

        //
        for (;;)
        {
            p = new BigInteger(pbitlength, 1, param.getRandom());
           
            if (p.mod(e).equals(ONE))
            {
                continue;
            }
           
            if (!p.isProbablePrime(param.getCertainty()))
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Examples of java.math.BigInteger.mod()

    private BigInteger blindMessage(
        BigInteger msg)
    {
        BigInteger blindMsg = blindingFactor;
        blindMsg = msg.multiply(blindMsg.modPow(key.getExponent(), key.getModulus()));
        blindMsg = blindMsg.mod(key.getModulus());

        return blindMsg;
    }

    /*
 
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Examples of java.math.BigInteger.mod()

                //step 9
                BigInteger N = TWO.pow(t[m]-1).divide(p[m+1]).
                                   add((TWO.pow(t[m]-1).multiply(Ym)).
                                       divide(p[m+1].multiply(TWO.pow(16*rm))));

                if (N.mod(TWO).compareTo(ONE)==0)
                {
                    N = N.add(ONE);
                }

                int k = 0; //step 10
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Examples of java.math.BigInteger.mod()

                //step 9
                BigInteger N = TWO.pow(t[m]-1).divide(p[m+1]).
                                   add((TWO.pow(t[m]-1).multiply(Ym)).
                                       divide(p[m+1].multiply(TWO.pow(32*rm))));

                if (N.mod(TWO).compareTo(ONE)==0)
                {
                    N = N.add(ONE);
                }

                int k = 0; //step 10
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