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/*
* Dungeons Guide - The most intelligent Hypixel Skyblock Dungeons Mod
* Copyright (C) 2021 cyoung06
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package kr.syeyoung.dungeonsguide.gamesdk;
import com.sun.jna.Library;
import com.sun.jna.Native;
import com.sun.jna.Platform;
import kr.syeyoung.dungeonsguide.gamesdk.jna.GameSDKTypeMapper;
import kr.syeyoung.dungeonsguide.gamesdk.jna.NativeGameSDK;
import lombok.Getter;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.StandardCopyOption;
import java.util.Collections;
public class GameSDK {
@Getter
private static NativeGameSDK nativeGameSDK;
static {
try {
if (System.getProperty("dg.safe") == null) extractLibrary();
} catch (IOException e) {
e.printStackTrace();
}
}
public static void extractLibrary() throws IOException {
String libName = System.mapLibraryName("discord_game_sdk");
String dir = "";
switch(Platform.getOSType()) {
case Platform.MAC:
dir = "darwin";
break;
case Platform.LINUX:
dir = "linux";
break;
case Platform.WINDOWS:
if (Platform.is64Bit()) dir = "win-x64";
else dir = "win-x86";
break;
default:
throw new IllegalStateException("Unsupported OS Type");
}
String resourceLoc = "/gamesdk/"+dir+"/"+libName;
File targetExtractionPath = new File("native/"+libName);
targetExtractionPath.getParentFile().mkdirs();
try (InputStream is = GameSDK.class.getResourceAsStream(resourceLoc)) {
Files.copy(is, targetExtractionPath.toPath(), StandardCopyOption.REPLACE_EXISTING);
targetExtractionPath.deleteOnExit();
}
nativeGameSDK = (NativeGameSDK) Native.loadLibrary(targetExtractionPath.getAbsolutePath(), NativeGameSDK.class,
Collections.singletonMap(Library.OPTION_TYPE_MAPPER, GameSDKTypeMapper.INSTANCE));
}
public static void writeString(byte[] bts, String str) {
System.arraycopy(str.getBytes(), 0, bts, 0, str.getBytes().length);
bts[str.getBytes().length] = 0;
}
public static String readString(byte[] bts) {
int i;
for (i = 0; i < bts.length && bts[i] != 0; i++);
byte[] asdasd = new byte[i];
System.arraycopy(bts, 0, asdasd, 0, i);
return new String(asdasd);
}
}
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