Java BlockCipherParameterSpec类的典型用法和代码示例

本文整理汇总了Java中gnu.javax.crypto.jce.spec.BlockCipherParameterSpec类的典型用法代码示例。如果您正苦于以下问题：Java BlockCipherParameterSpec类的具体用法？Java BlockCipherParameterSpec怎么用？Java BlockCipherParameterSpec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。

BlockCipherParameterSpec类属于gnu.javax.crypto.jce.spec包，在下文中一共展示了BlockCipherParameterSpec类的5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，您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: engineInit

import gnu.javax.crypto.jce.spec.BlockCipherParameterSpec; //导入依赖的package包/类
protected void engineInit(int opmode, Key key, AlgorithmParameters params,
                          SecureRandom random)
    throws InvalidAlgorithmParameterException, InvalidKeyException
{
  AlgorithmParameterSpec spec = null;
  try
    {
      if (params != null)
        spec = params.getParameterSpec(BlockCipherParameterSpec.class);
    }
  catch (InvalidParameterSpecException x)
    {
      if (Configuration.DEBUG)
        log.fine("Unable to translate algorithm parameters into an instance "
                 + "of BlockCipherParameterSpec. Discard");
    }
  engineInit(opmode, key, spec, random);
}

开发者ID:vilie，
项目名称:javify，
代码行数:19，
代码来源:KeyWrappingAlgorithmAdapter.java

示例2: engineGetParameters

import gnu.javax.crypto.jce.spec.BlockCipherParameterSpec; //导入依赖的package包/类
protected AlgorithmParameters engineGetParameters()
{
  byte[] iv = (byte[]) attributes.get(IMode.IV);
  int cipherBlockSize = cipher.currentBlockSize();
  BlockCipherParameterSpec spec = new BlockCipherParameterSpec(iv,
                                                               cipherBlockSize,
                                                               keyLen);
  AlgorithmParameters params;
  try
    {
      params = AlgorithmParameters.getInstance("BlockCipherParameters");
      params.init(spec);
    }
  catch (NoSuchAlgorithmException nsae)
    {
      return null;
    }
  catch (InvalidParameterSpecException ipse)
    {
      return null;
    }
  return params;
}

开发者ID:vilie，
项目名称:javify，
代码行数:24，
代码来源:CipherAdapter.java

示例3: engineInit

import gnu.javax.crypto.jce.spec.BlockCipherParameterSpec; //导入依赖的package包/类
protected void engineInit(int opmode, Key key, AlgorithmParameterSpec params,
                          SecureRandom random) throws InvalidKeyException,
    InvalidAlgorithmParameterException
{
  if (params instanceof BlockCipherParameterSpec)
    {
      if (((BlockCipherParameterSpec) params).getBlockSize() != 16)
        throw new InvalidAlgorithmParameterException(
            "AES block size must be 16 bytes");
    }
  super.engineInit(opmode, key, params, random);
}

开发者ID:vilie，
项目名称:javify，
代码行数:13，
代码来源:AESSpi.java

示例4: engineInit

import gnu.javax.crypto.jce.spec.BlockCipherParameterSpec; //导入依赖的package包/类
protected void engineInit(int opmode, Key key, AlgorithmParameters params,
                          SecureRandom random) throws InvalidKeyException,
    InvalidAlgorithmParameterException
{
  AlgorithmParameterSpec spec = null;
  try
    {
      if (params != null)
        spec = params.getParameterSpec(BlockCipherParameterSpec.class);
    }
  catch (InvalidParameterSpecException ignored)
    {
    }
  engineInit(opmode, key, spec, random);
}

开发者ID:vilie，
项目名称:javify，
代码行数:16，
代码来源:CipherAdapter.java

示例5: engineInit

import gnu.javax.crypto.jce.spec.BlockCipherParameterSpec; //导入依赖的package包/类
protected void engineInit(AlgorithmParameterSpec spec)
    throws InvalidParameterSpecException
{
  if (spec instanceof BlockCipherParameterSpec)
    cipherSpec = (BlockCipherParameterSpec) spec;
  else
    throw new InvalidParameterSpecException();
}

开发者ID:vilie，
项目名称:javify，
代码行数:9，
代码来源:BlockCipherParameters.java