pbeparametersgenerator.java

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// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   PBEParametersGenerator.java

package org.bouncycastle.crypto;


// Referenced classes of package org.bouncycastle.crypto:
//			CipherParameters

public abstract class PBEParametersGenerator
{

	protected byte password[];
	protected byte salt[];
	protected int iterationCount;

	protected PBEParametersGenerator()
	{
	}

	public void init(byte password[], byte salt[], int iterationCount)
	{
		this.password = password;
		this.salt = salt;
		this.iterationCount = iterationCount;
	}

	public byte[] getPassword()
	{
		return password;
	}

	public byte[] getSalt()
	{
		return salt;
	}

	public int getIterationCount()
	{
		return iterationCount;
	}

	public abstract CipherParameters generateDerivedParameters(int i);

	public abstract CipherParameters generateDerivedParameters(int i, int j);

	public abstract CipherParameters generateDerivedMacParameters(int i);

	public static byte[] PKCS5PasswordToBytes(char password[])
	{
		byte bytes[] = new byte[password.length];
		for (int i = 0; i != bytes.length; i++)
			bytes[i] = (byte)password[i];

		return bytes;
	}

	public static byte[] PKCS12PasswordToBytes(char password[])
	{
		if (password.length > 0)
		{
			byte bytes[] = new byte[(password.length + 1) * 2];
			for (int i = 0; i != password.length; i++)
			{
				bytes[i * 2] = (byte)(password[i] >>> 8);
				bytes[i * 2 + 1] = (byte)password[i];
			}

			return bytes;
		} else
		{
			return new byte[0];
		}
	}
}