/**
* @param factory The {@link org.apache.sshd.common.NamedFactory} for the signature - ignored if
* {@code null}
* @return The matching {@link org.apache.sshd.common.signature.BuiltinSignatures} whose factory
* name matches (case <U>insensitive</U>) the digest factory name
* @see #fromFactoryName(String)
*/
public static BuiltinSignatures fromFactory(NamedFactory<Signature> factory) {
if (factory == null) {
return null;
} else {
return fromFactoryName(factory.getName());
}
}
private static void loadTest(NamedFactory<Cipher> factory, Random random, int numRounds)
throws Exception {
Cipher cipher = factory.create();
byte[] key = new byte[cipher.getBlockSize()];
byte[] iv = new byte[cipher.getIVSize()];
random.fill(key, 0, key.length);
random.fill(iv, 0, iv.length);
cipher.init(Cipher.Mode.Encrypt, key, iv);
byte[] input = new byte[BufferUtils.getNextPowerOf2(key.length)];
random.fill(input, 0, input.length);
long t0 = System.currentTimeMillis();
for (int i = 0; i < numRounds; i++) {
cipher.update(input, 0, input.length);
}
long t1 = System.currentTimeMillis();
System.err.println(factory.getName() + "[" + numRounds + "]: " + (t1 - t0) + " ms");
}