briar/briar-api/src/org/briarproject/api/crypto/StreamEncrypterFactory.java

package org.briarproject.api.crypto;

import java.io.OutputStream;

import org.briarproject.api.transport.StreamContext;

public interface StreamEncrypterFactory {

	/** Creates a {@link StreamEncrypter} for encrypting a transport stream. */
	StreamEncrypter createStreamEncrypter(OutputStream out, StreamContext ctx);

	/**
	 * Creates a {@link StreamEncrypter} for encrypting an invitation stream.
	 */
	StreamEncrypter createInvitationStreamEncrypter(OutputStream out,
			SecretKey headerKey);
}