libKonogonka/src/main/java/libKonogonka/Tools/XCI/XCIGamecardCert.java

68 lines
2.7 KiB
Java

/*
Copyright 2019-2020 Dmitry Isaenko
This file is part of Konogonka.
Konogonka is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Konogonka 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with Konogonka. If not, see <https://www.gnu.org/licenses/>.
*/
package libKonogonka.Tools.XCI;
import java.util.Arrays;
/**
* Gamecard Cert
* */
public class XCIGamecardCert {
private byte[] rsa2048PKCS1sig;
private byte[] magicCert;
private byte[] unknown1;
private byte kekIndex;
private byte[] unknown2;
private byte[] deviceID;
private byte[] unknown3;
private byte[] encryptedData;
XCIGamecardCert(byte[] certBytes) throws Exception{
if (certBytes.length != 512)
throw new Exception("XCIGamecardCert Incorrect array size. Expected 512 bytes while received "+certBytes.length);
rsa2048PKCS1sig = Arrays.copyOfRange(certBytes, 0, 256);
magicCert = Arrays.copyOfRange(certBytes, 256, 260);
unknown1 = Arrays.copyOfRange(certBytes, 260, 264);
kekIndex = certBytes[264];
unknown2 = Arrays.copyOfRange(certBytes, 265, 272);
deviceID = Arrays.copyOfRange(certBytes, 272, 288);
unknown3 = Arrays.copyOfRange(certBytes, 288, 298);
encryptedData = Arrays.copyOfRange(certBytes, 298, 512);
/*
RainbowHexDump.hexDumpUTF8(rsa2048PKCS1sig);
RainbowHexDump.hexDumpUTF8(magicCert);
RainbowHexDump.hexDumpUTF8(unknown1);
System.out.println(kekIndex);
RainbowHexDump.hexDumpUTF8(unknown2);
RainbowHexDump.hexDumpUTF8(deviceID);
RainbowHexDump.hexDumpUTF8(unknown3);
RainbowHexDump.hexDumpUTF8(encryptedData);
*/
}
public byte[] getRsa2048PKCS1sig() { return rsa2048PKCS1sig; }
public byte[] getMagicCert() { return magicCert; }
public boolean isMagicCertOk(){ return Arrays.equals(magicCert, new byte[]{0x48, 0x45, 0x41, 0x44}); }
public byte[] getUnknown1() { return unknown1; }
public byte getKekIndex() { return kekIndex; }
public byte[] getUnknown2() { return unknown2; }
public byte[] getDeviceID() { return deviceID; }
public byte[] getUnknown3() { return unknown3; }
public byte[] getEncryptedData() { return encryptedData; }
}