48 lines
1.8 KiB
Java
48 lines
1.8 KiB
Java
/*
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* This file is part of ViaFabricPlus - https://github.com/FlorianMichael/ViaFabricPlus
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* Copyright (C) 2021-2023 FlorianMichael/MrLookAtMe (EnZaXD) and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package de.florianmichael.viafabricplus.definition.v1_19_2;
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import de.florianmichael.viafabricplus.definition.v1_19_2.model.SignatureUpdatableModel;
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import java.security.*;
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public interface MessageSigner {
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byte[] sign(final SignatureUpdatableModel signer);
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static MessageSigner create(final PrivateKey privateKey, final String algorithm) {
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return signer -> {
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try {
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final Signature signature = Signature.getInstance(algorithm);
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signature.initSign(privateKey);
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signer.update(data -> {
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try {
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signature.update(data);
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} catch (SignatureException e) {
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throw new RuntimeException(e);
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}
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});
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return signature.sign();
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} catch (NoSuchAlgorithmException | InvalidKeyException | SignatureException e) {
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throw new IllegalStateException("Failed to sign message", e);
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}
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};
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}
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}
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