44 lines
1.6 KiB
Java
44 lines
1.6 KiB
Java
/*
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Copyright 2022 Dmitry Isaenko
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This file is part of Tihwin.
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Tihwin 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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Tihwin 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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You should have received a copy of the GNU General Public License
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along with Tihwin. If not, see <https://www.gnu.org/licenses/>.
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*/
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package tihwin.cd;
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import java.nio.ByteBuffer;
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import java.nio.ByteOrder;
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import java.nio.charset.StandardCharsets;
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public class DirectoryEntry {
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private final int extentLocation; // lsb start
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private final int dataSize;
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private final String identifier;
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public DirectoryEntry(byte[] entryBytes){
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this.extentLocation = getLEint(entryBytes, 0x2);
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this.dataSize = getLEint(entryBytes, 0xA);
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byte identifierLength = entryBytes[0x20];
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this.identifier = new String(entryBytes, 0x21, identifierLength, StandardCharsets.US_ASCII);
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}
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private int getLEint(byte[] bytes, int fromOffset){
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return ByteBuffer.wrap(bytes, fromOffset, 0x4).order(ByteOrder.LITTLE_ENDIAN).getInt();
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}
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public int getExtentLocation() {return extentLocation;}
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public int getDataSize() {return dataSize;}
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public String getIdentifier() {return identifier;}
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}
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