本文整理汇总了Java中org.bouncycastle.crypto.params.KDFFeedbackParameters类的典型用法代码示例。如果您正苦于以下问题：Java KDFFeedbackParameters类的具体用法？Java KDFFeedbackParameters怎么用？Java KDFFeedbackParameters使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
KDFFeedbackParameters类属于org.bouncycastle.crypto.params包，在下文中一共展示了KDFFeedbackParameters类的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: receiveCAVPVectors
import org.bouncycastle.crypto.params.KDFFeedbackParameters; //导入依赖的package包/类
public void receiveCAVPVectors(String name, Properties config,
Properties vectors)
{
// create Mac based PRF from PRF property, create the KDF
final Mac prf = CAVPReader.createPRF(config);
final KDFFeedbackBytesGenerator gen = new KDFFeedbackBytesGenerator(prf);
final int count = Integer.parseInt(vectors.getProperty("COUNT"));
final int l = Integer.parseInt(vectors.getProperty("L"));
final byte[] ki = Hex.decode(vectors.getProperty("KI"));
final byte[] iv = Hex.decode(vectors.getProperty("IV"));
final byte[] fixedInputData = Hex.decode(vectors.getProperty("FixedInputData"));
final KDFFeedbackParameters params = KDFFeedbackParameters.createWithoutCounter(ki, iv, fixedInputData);
gen.init(params);
final byte[] koGenerated = new byte[l / 8];
gen.generateBytes(koGenerated, 0, koGenerated.length);
final byte[] koVectors = Hex.decode(vectors.getProperty("KO"));
compareKO(name, config, count, koGenerated, koVectors);
}
示例2: init
import org.bouncycastle.crypto.params.KDFFeedbackParameters; //导入依赖的package包/类
public void init(DerivationParameters params)
{
if (!(params instanceof KDFFeedbackParameters))
{
throw new IllegalArgumentException("Wrong type of arguments given");
}
KDFFeedbackParameters feedbackParams = (KDFFeedbackParameters)params;
// --- init mac based PRF ---
this.prf.init(new KeyParameter(feedbackParams.getKI()));
// --- set arguments ---
this.fixedInputData = feedbackParams.getFixedInputData();
int r = feedbackParams.getR();
this.ios = new byte[r / 8];
if (feedbackParams.useCounter())
{
// this is more conservative than the spec
BigInteger maxSize = TWO.pow(r).multiply(BigInteger.valueOf(h));
this.maxSizeExcl = maxSize.compareTo(INTEGER_MAX) == 1 ?
Integer.MAX_VALUE : maxSize.intValue();
}
else
{
this.maxSizeExcl = Integer.MAX_VALUE;
}
this.iv = feedbackParams.getIV();
this.useCounter = feedbackParams.useCounter();
// --- set operational state ---
generatedBytes = 0;
}
示例3: receiveCAVPVectors
import org.bouncycastle.crypto.params.KDFFeedbackParameters; //导入依赖的package包/类
public void receiveCAVPVectors(String name, Properties config,
Properties vectors)
{
// out.println(" === " + name + " === ");
// out.println(" --- config --- ");
// out.println(config);
// out.println(" --- vectors --- ");
// out.println(vectors);
// always skip AFTER_FIXED
if (!config.getProperty("CTRLOCATION").matches("AFTER_ITER"))
{
return;
}
// create Mac based PRF from PRF property, create the KDF
final Mac prf = CAVPReader.createPRF(config);
final KDFFeedbackBytesGenerator gen = new KDFFeedbackBytesGenerator(prf);
Matcher matcherForR = CAVPReader.PATTERN_FOR_R.matcher(config.getProperty("RLEN"));
if (!matcherForR.matches())
{
throw new IllegalStateException("RLEN value should always match");
}
final int r = Integer.parseInt(matcherForR.group(1));
final int count = Integer.parseInt(vectors.getProperty("COUNT"));
final int l = Integer.parseInt(vectors.getProperty("L"));
final byte[] ki = Hex.decode(vectors.getProperty("KI"));
final byte[] iv = Hex.decode(vectors.getProperty("IV"));
final byte[] fixedInputData = Hex.decode(vectors.getProperty("FixedInputData"));
final KDFFeedbackParameters params = KDFFeedbackParameters.createWithCounter(ki, iv, fixedInputData, r);
gen.init(params);
final byte[] koGenerated = new byte[l / 8];
gen.generateBytes(koGenerated, 0, koGenerated.length);
final byte[] koVectors = Hex.decode(vectors.getProperty("KO"));
compareKO(name, config, count, koGenerated, koVectors);
}