Example usage for org.bouncycastle.crypto.params IESParameters getDerivationV

Introduction

In this page you can find the example usage for org.bouncycastle.crypto.params IESParameters getDerivationV.

Prototype

public byte[] getDerivationV() 

Source Link

Usage

From source file:dorkbox.util.crypto.CryptoECC.java

License:Apache License

@SuppressWarnings("RedundantIfStatement")
public static boolean compare(IESParameters cipherAParams, IESParameters cipherBParams) {
    if (!Arrays.equals(cipherAParams.getDerivationV(), cipherBParams.getDerivationV())) {
        return false;
    }//from ww w . j a va  2 s . com
    if (!Arrays.equals(cipherAParams.getEncodingV(), cipherBParams.getEncodingV())) {
        return false;
    }

    if (cipherAParams.getMacKeySize() != cipherBParams.getMacKeySize()) {
        return false;
    }
    return true;
}

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From source file:dorkbox.util.serialization.IesParametersSerializer.java

License:Apache License

@Override
public void write(Kryo kryo, Output output, IESParameters key) {
    byte[] bytes;
    int length;/*from   w  ww .ja  v a 2  s  . co  m*/

    ///////////
    bytes = key.getDerivationV();
    length = bytes.length;

    output.writeInt(length, true);
    output.writeBytes(bytes, 0, length);

    ///////////
    bytes = key.getEncodingV();
    length = bytes.length;

    output.writeInt(length, true);
    output.writeBytes(bytes, 0, length);

    ///////////
    output.writeInt(key.getMacKeySize(), true);
}

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From source file:org.forgerock.openicf.framework.remote.security.ECIESEncryptor.java

License:Open Source License

protected byte[] doFinal(byte[] bytes, IESParameters params, boolean encrypt) {
    try {//from   w  w w.j a va 2  s  .  c  om
        final IESEngine engine = initialiseEngine(encrypt, privateKeyParameter, publicKeyParameter,
                new IESParameters(params.getDerivationV(), params.getEncodingV(), params.getMacKeySize()));
        return engine.processBlock(bytes, 0, bytes.length);
    } catch (InvalidCipherTextException e) {
        throw new RuntimeException(e.getMessage(), e);
    }
}

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From source file:org.forgerock.openicf.framework.remote.security.ECIESEncryptor.java

License:Open Source License

@Override
public byte[] encrypt(byte[] bytes) {
    IESParameters parameters = generateIESParameterSpec();
    byte[] encrypted = doFinal(bytes, parameters, true);
    byte[] result = new byte[32 + encrypted.length];

    System.arraycopy(parameters.getDerivationV(), 0, result, 0, 16);
    System.arraycopy(parameters.getEncodingV(), 0, result, 16, 16);
    System.arraycopy(encrypted, 0, result, 32, encrypted.length);

    return result;
}

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