/*
 * Copyright 2025 OmniOne.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.omnione.did.sdk.core.zkp.other.helper;

import java.math.BigInteger;

public class CommitmentHelper {

    /**
     * Pedersen Commitment Scheme
     */
    public static BigInteger commitment(BigInteger z, BigInteger z_exp, BigInteger s, BigInteger s_exp, BigInteger modular) {
        return z.modPow(z_exp, modular).multiply(s.modPow(s_exp, modular)).mod(modular);
    }
}
