Example usage for org.bouncycastle.asn1.oiw ElGamalParameter getP

Introduction

In this page you can find the example usage for org.bouncycastle.asn1.oiw ElGamalParameter getP.

Prototype

public BigInteger getP() 

Source Link

Usage

From source file:ElGamalPrivatePGKey.java

License:Open Source License

public ElGamalPrivatePGKey(PrivateKeyInfo info) {
    ElGamalParameter params = new ElGamalParameter((ASN1Sequence) info.getAlgorithmId().getParameters());
    DERInteger derX = (DERInteger) info.getPrivateKey();

    this.x = derX.getValue();
    this.elSpec = new ElGamalParameterSpec(params.getP(), params.getG());
}

---

From source file:ElGamalPublicPGKey.java

License:Open Source License

public ElGamalPublicPGKey(SubjectPublicKeyInfo info) {
    ElGamalParameter params = new ElGamalParameter((ASN1Sequence) info.getAlgorithmId().getParameters());
    DERInteger derY = null;/*from   w w w  . ja va2  s.  c  om*/

    try {
        derY = (DERInteger) info.getPublicKey();
    } catch (IOException e) {
        throw new IllegalArgumentException("invalid info structure in DSA public key");
    }

    this.y = derY.getValue();
    this.elSpec = new ElGamalParameterSpec(params.getP(), params.getG());
}

---