/* Copyright (C) 2022-2024 Daniel Dakhno
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by 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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Gadgetbridge 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 Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.util.protobuf;
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import java.io.ByteArrayOutputStream;
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public class ProtobufUtils {
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public static byte[] encode_varint(int value){
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if(value == 0){
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return new byte[]{0x00};
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}
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ByteArrayOutputStream bytes = new ByteArrayOutputStream(4);
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while(value > 0){
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byte newByte = (byte)(value & 0b01111111);
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value >>= 7;
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if(value != 0){
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newByte |= 0b10000000;
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}
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bytes.write(newByte);
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}
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return bytes.toByteArray();
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}
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}
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