private void getCryptoKeys(int cryptoFlag, byte[] calculatedKey, byte[] calculatedIV, byte[] key, byte[] iv)
{
uint mode = (uint)cryptoFlag & 0xF0000000;
switch (mode)
{
case 0x10000000:
ToolsImpl.aescbcDecrypt(EDATKeys.EDATKEY, EDATKeys.EDATIV, key, 0, calculatedKey, 0, calculatedKey.Length);
ConversionUtils.arraycopy(iv, 0, calculatedIV, 0, calculatedIV.Length);
Debug.WriteLine("MODE: Encrypted ERK");
break;
case 0x20000000:
ConversionUtils.arraycopy(EDATKeys.EDATKEY, 0, calculatedKey, 0, calculatedKey.Length);
ConversionUtils.arraycopy(EDATKeys.EDATIV, 0, calculatedIV, 0, calculatedIV.Length);
Debug.WriteLine("MODE: Default ERK");
break;
case 0x00000000:
ConversionUtils.arraycopy(key, 0, calculatedKey, 0, calculatedKey.Length);
ConversionUtils.arraycopy(iv, 0, calculatedIV, 0, calculatedIV.Length);
Debug.WriteLine("MODE: Unencrypted ERK");
break;
default:
throw new Exception("Crypto mode is not valid: Undefined keys calculator");
}
}
private int validateNPD(String filename, byte[] devKLic, NPD[] npdPtr, FileStream i)
{
i.Seek(0, SeekOrigin.Begin);
byte[] npd = new byte[0x80];
i.Read(npd, 0, npd.Length);
byte[] extraData = new byte[0x04];
i.Read(extraData, 0, extraData.Length);
long flag = ConversionUtils.be32(extraData, 0);
if ((flag & FLAG_SDAT) != 0)
{
Console.WriteLine("INFO: SDAT detected. NPD header is not validated");
}
else if (!checkNPDHash1(filename, npd))
{
Console.WriteLine("ERROR: Hashing Title ID Name");
return(STATUS_ERROR_HASHTITLEIDNAME);
}
else if (devKLic == null)
{
Console.WriteLine("WARNING: Can not validate devklic header");
}
else if (!checkNPDHash2(devKLic, npd))
{
Console.WriteLine("ERROR: Hashing devklic");
return(STATUS_ERROR_HASHDEVKLIC);
}
npdPtr[0] = NPD.createNPD(npd);
return(STATUS_OK);
}
private void getHashKeys(int hashFlag, byte[] calculatedHash, byte[] hash)
{
uint mode = (uint)hashFlag & 0xF0000000;
switch (mode)
{
case 0x10000000:
ToolsImpl.aescbcDecrypt(EDATKeys.EDATKEY, EDATKeys.EDATIV, hash, 0, calculatedHash, 0, calculatedHash.Length);
Debug.WriteLine("MODE: Encrypted HASHKEY");
break;
case 0x20000000:
ConversionUtils.arraycopy(EDATKeys.EDATHASH, 0, calculatedHash, 0, calculatedHash.Length);
Debug.WriteLine("MODE: Default HASHKEY");
break;
case 0x00000000:
ConversionUtils.arraycopy(hash, 0, calculatedHash, 0, calculatedHash.Length);
Debug.WriteLine("MODE: Unencrypted HASHKEY");
break;
default:
throw new Exception("Hash mode is not valid: Undefined keys calculator");
}
}
public override void doUpdate(byte[] i, int inOffset, int len)
{
byte[] data;
if (nonProcessed != null)
{
int totalLen = len + nonProcessed.Length;
data = new byte[totalLen];
ConversionUtils.arraycopy(nonProcessed, 0, data, 0, nonProcessed.Length);
ConversionUtils.arraycopy(i, inOffset, data, nonProcessed.Length, len);
}
else
{
data = new byte[len];
ConversionUtils.arraycopy(i, inOffset, data, 0, len);
}
int count = 0;
while (count < data.Length - 0x10)
{
byte[] aux = new byte[0x10];
ConversionUtils.arraycopy(data, count, aux, 0, aux.Length);
ToolsImpl.XOR(aux, aux, previous);
ToolsImpl.aesecbEncrypt(key, aux, 0, previous, 0, aux.Length);
count += 0x10;
}
nonProcessed = new byte[data.Length - count];
ConversionUtils.arraycopy(data, count, nonProcessed, 0, nonProcessed.Length);
}
private static void crypto(byte[] key, CipherMode mode, PaddingMode padding, byte[] iv, int opMode, byte[] i, int inOffset, int len, byte[] o, int outOffset)
{
try
{
RijndaelManaged cipher = new RijndaelManaged();
cipher.Padding = padding;
cipher.Mode = mode;
cipher.KeySize = 0x80;
cipher.BlockSize = 0x80;
cipher.Key = key;
if (iv != null)
{
cipher.IV = iv;
}
byte[] aux = null;
if (opMode == DECRYPT_MODE)
{
aux = cipher.CreateDecryptor().TransformFinalBlock(i, inOffset, len);
}
else if (opMode == ENCRYPT_MODE)
{
aux = cipher.CreateEncryptor().TransformFinalBlock(i, inOffset, len);
}
else
{
fail("NOT SUPPORTED OPMODE");
}
ConversionUtils.arraycopy(aux, 0, o, outOffset, len);
}
catch (Exception ex)
{
fail(ex.Message);
}
}
public byte[] getrifKey(String rifIn, String actIn, String idps)
{
if (rifIn == null || actIn == null)
{
return(null);
}
byte[] result = null;
FileStream rifFile = File.Open(rifIn, FileMode.Open);
byte[] rif0x40 = new byte[0x10];
byte[] rif0x50 = new byte[0x10];
byte[] encrif0x40 = new byte[0x10];
byte[] encrif0x50 = new byte[0x10];
rifFile.Seek(0x40, SeekOrigin.Begin);
rifFile.Read(encrif0x40, 0, encrif0x40.Length);
rifFile.Read(encrif0x50, 0, encrif0x50.Length);
rifFile.Close();
ToolsImpl.aesecbDecrypt(RIFKEY, encrif0x40, 0x00, rif0x40, 0, 0x10);
long index = ConversionUtils.be32(rif0x40, 0xC); //
if (index < 0x80)
{
byte[] actDat = decryptACTDAT(actIn, idps);
byte[] datKey = new byte[0x10];
result = new byte[0x10];
ConversionUtils.arraycopy(actDat, (int)index * 16, datKey, 0, 0x10);
ToolsImpl.aesecbDecrypt(datKey, encrif0x50, 0, result, 0, 0x10);
}
return(result);
}
public static EDATData createEDATData(byte[] data)
{
EDATData result = new EDATData();
result.flags = ConversionUtils.be32(data, 0);
result.blockSize = ConversionUtils.be32(data, 4);
result.fileLen = ConversionUtils.be64(data, 0x8);
return(result);
}
private byte[] calculateBlockKey(int blk, NPD npd)
{
byte[] baseKey = (npd.getVersion() <= 1) ? (new byte[0x10]) : npd.getDevHash();
byte[] result = new byte[0x10];
ConversionUtils.arraycopy(baseKey, 0, result, 0, 0xC);
result[0xC] = (byte)(blk >> 24 & 0xFF);
result[0xD] = (byte)(blk >> 16 & 0xFF);
result[0xE] = (byte)(blk >> 8 & 0xFF);
result[0xF] = (byte)(blk & 0xFF);
return(result);
}
private bool checkNPDHash2(byte[] klicensee, byte[] npd)
{
byte[] xoredKey = new byte[0x10];
ToolsImpl.XOR(xoredKey, klicensee, EDATKeys.npdrm_omac_key2);
byte[] calculated = ToolsImpl.CMAC128(xoredKey, npd, 0, 0x60);
bool result2 = compareBytes(calculated, 0, npd, 0x60, 0x10);
if (result2)
{
Console.WriteLine("NPD hash 2 is valid (" + ConversionUtils.getHexString(calculated) + ")");
}
return(result2);
}
private byte[] createNPDHash2(byte[] klicensee, byte[] npd)
{
byte[] xoredKey = new byte[0x10];
ToolsImpl.XOR(xoredKey, klicensee, EDATKeys.npdrm_omac_key2);
byte[] calculated = ToolsImpl.CMAC128(xoredKey, npd, 0, 0x60);
ConversionUtils.arraycopy(calculated, 0, npd, 0x60, 0x10);
bool result2 = compareBytes(calculated, 0, npd, 0x60, 0x10);
if (result2)
{
return(calculated);
}
return(null);
}
/* KDSBEST END */
public int decryptFile(String inFile, String outFile, byte[] devKLic, byte[] keyFromRif)
{
FileStream fin = File.Open(inFile, FileMode.Open);
string[] fn = fin.Name.Split('\\');
//string[] fn = fin.Name.Split('/');
Console.WriteLine(fn[fn.Length - 1]);
NPD[] ptr = new NPD[1]; //Ptr to Ptr
int result = validateNPD(fn[fn.Length - 1], devKLic, ptr, fin); //Validate NPD hashes
if (result < 0)
{
fin.Close();
return(result);
}
NPD npd = ptr[0];
EDATData data = getEDATData(fin); //Get flags, blocksize and file len
byte[] rifkey = getKey(npd, data, devKLic, keyFromRif); //Obtain the key for decryption (result of sc471 or sdatkey)
if (rifkey == null)
{
Console.WriteLine("ERROR: Key for decryption is missing");
fin.Close();
return(STATUS_ERROR_MISSINGKEY);
}
else
{
Console.WriteLine("DECRYPTION KEY: " + ConversionUtils.getHexString(rifkey));
}
result = checkHeader(rifkey, data, npd, fin);
if (result < 0)
{
fin.Close();
return(result);
}
FileStream o = File.Open(outFile, FileMode.Create);
result = decryptData(fin, o, npd, data, rifkey);
if (result < 0)
{
fin.Close();
return(result);
}
fin.Close();
o.Close();
Console.WriteLine("COMPLETE: File Written to disk");
return(STATUS_OK);
}
public void doInit(int hashFlag, int cryptoFlag, byte[] key, byte[] iv, byte[] hashKey)
{
byte[] calculatedKey = new byte[key.Length];
byte[] calculatedIV = new byte[iv.Length];
byte[] calculatedHash = new byte[hashKey.Length];
getCryptoKeys(cryptoFlag, calculatedKey, calculatedIV, key, iv);
getHashKeys(hashFlag, calculatedHash, hashKey);
setDecryptor(cryptoFlag);
setHash(hashFlag);
Debug.WriteLine("ERK: " + ConversionUtils.getHexString(calculatedKey));
Debug.WriteLine("IV: " + ConversionUtils.getHexString(calculatedIV));
Debug.WriteLine("HASH: " + ConversionUtils.getHexString(calculatedHash));
dec.doInit(calculatedKey, calculatedIV);
hash.doInit(calculatedHash);
}
private bool checkNPDHash1(String filename, byte[] npd)
{
byte[] fileBytes = ConversionUtils.charsToByte(filename.ToCharArray());
byte[] data1 = new byte[0x30 + fileBytes.Length];
ConversionUtils.arraycopy(npd, 0x10, data1, 0, 0x30);
ConversionUtils.arraycopy(fileBytes, 0x00, data1, 0x30, fileBytes.Length);
byte[] hash1 = ToolsImpl.CMAC128(EDATKeys.npdrm_omac_key3, data1, 0, data1.Length);
bool result1 = compareBytes(hash1, 0, npd, 0x50, 0x10);
if (result1)
{
Console.WriteLine("NPD hash 1 is valid (" + ConversionUtils.getHexString(hash1) + ")");
}
return(result1);
}
private byte[] createNPDHash1(String filename, byte[] npd)
{
byte[] fileBytes = ConversionUtils.charsToByte(filename.ToCharArray());
byte[] data1 = new byte[0x30 + fileBytes.Length];
ConversionUtils.arraycopy(npd, 0x10, data1, 0, 0x30);
ConversionUtils.arraycopy(fileBytes, 0x00, data1, 0x30, fileBytes.Length);
byte[] hash1 = ToolsImpl.CMAC128(EDATKeys.npdrm_omac_key3, data1, 0, data1.Length);
ConversionUtils.arraycopy(hash1, 0, npd, 0x50, 0x10);
bool result1 = compareBytes(hash1, 0, npd, 0x50, 0x10);
if (result1)
{
return(hash1);
}
return(null);
}
private void calculateSubkey(byte[] key, byte[] K1, byte[] K2)
{
byte[] zero = new byte[0x10];
byte[] L = new byte[0x10];
ToolsImpl.aesecbEncrypt(key, zero, 0, L, 0, zero.Length);
BigInteger aux = new BigInteger(ConversionUtils.reverseByteWithSizeFIX(L));
if ((L[0] & 0x80) != 0)
{
//Case MSB is set
aux = (aux << 1) ^ (new BigInteger(0x87));
}
else
{
aux = aux << 1;
}
byte[] aux1 = ConversionUtils.reverseByteWithSizeFIX(aux.ToByteArray());
if (aux1.Length >= 0x10)
{
ConversionUtils.arraycopy(aux1, aux1.Length - 0x10, K1, 0, 0x10);
}
else
{
ConversionUtils.arraycopy(zero, 0, K1, 0, zero.Length);
ConversionUtils.arraycopy(aux1, 0, K1, 0x10 - aux1.Length, aux1.Length);
}
aux = new BigInteger(ConversionUtils.reverseByteWithSizeFIX(K1));
if ((K1[0] & 0x80) != 0)
{
aux = (aux << 1) ^ (new BigInteger(0x87));
}
else
{
aux = aux << 1;
}
aux1 = ConversionUtils.reverseByteWithSizeFIX(aux.ToByteArray());
if (aux1.Length >= 0x10)
{
ConversionUtils.arraycopy(aux1, aux1.Length - 0x10, K2, 0, 0x10);
}
else
{
ConversionUtils.arraycopy(zero, 0, K2, 0, zero.Length);
ConversionUtils.arraycopy(aux1, 0, K2, 0x10 - aux1.Length, aux1.Length);
}
}
public string makeedat(String inFile)
{
String strAppDir = Path.GetDirectoryName(
Assembly.GetExecutingAssembly().GetName().CodeBase);
string path = strAppDir.Replace("file:\\", "");
byte[] CID = Encoding.UTF8.GetBytes(inFile);
byte[] contentID = new byte[48];
byte[] contentID2 = new byte[inFile.Length];
ConversionUtils.arraycopy(CID, 0, contentID, 0, CID.Length);
ConversionUtils.arraycopy(CID, 0, contentID2, 0, inFile.Length);
string cid3 = Encoding.UTF8.GetString(contentID2);
if (path != null)
{
outFile = path + "/edats/" + inFile + ".edat";
}
else
{
outFile = "edats/" + inFile + ".edat";
}
FileStream dat = File.Open(inFile + ".dat", FileMode.Create);
dat.Write(pad, 0, 0x10);
dat.Write(contentID, 0, contentID.Length);
dat.Close();
String input = inFile + ".dat";
DirectoryInfo di = Directory.CreateDirectory(path + "/edats");
byte[] flags = ConversionUtils.getByteArray("0C");
byte[] type = ConversionUtils.getByteArray("00");
byte[] version = ConversionUtils.getByteArray("02");
byte[] devKLic = ConversionUtils.getByteArray("72F990788F9CFF745725F08E4C128387");
byte[] keyFromRif = null;
EDAT instance = new EDAT();
instance.encryptFile(input, outFile, devKLic, keyFromRif, contentID, flags, type, version);
if (File.Exists(inFile + ".dat"))
{
File.Delete(inFile + ".dat");
}
return(inFile + ".edat");
}
public override bool doFinal(byte[] generateHash)
{
byte[] aux = new byte[0x10];
ConversionUtils.arraycopy(nonProcessed, 0, aux, 0, nonProcessed.Length);
if (nonProcessed.Length == 0x10)
{
ToolsImpl.XOR(aux, aux, K1);
}
else
{
aux[nonProcessed.Length] = (byte)0x80;
ToolsImpl.XOR(aux, aux, K2);
}
ToolsImpl.XOR(aux, aux, previous);
ToolsImpl.aesecbEncrypt(key, aux, 0, generateHash, 0, aux.Length);
return(true);
}
public override bool doFinal(byte[] expectedhash, int hashOffset, bool hashDebug)
{
byte[] aux = new byte[0x10];
ConversionUtils.arraycopy(nonProcessed, 0, aux, 0, nonProcessed.Length);
if (nonProcessed.Length == 0x10)
{
ToolsImpl.XOR(aux, aux, K1);
}
else
{
aux[nonProcessed.Length] = (byte)0x80;
ToolsImpl.XOR(aux, aux, K2);
}
ToolsImpl.XOR(aux, aux, previous);
byte[] calculatedhash = new byte[0x10];
ToolsImpl.aesecbEncrypt(key, aux, 0, calculatedhash, 0, aux.Length);
return(hashDebug || compareBytes(expectedhash, hashOffset, calculatedhash, 0, hashLen));
}
public static NPD createNPD(byte[] npd)
{
NPD result = new NPD();
ConversionUtils.arraycopy(npd, 0, result.magic, 0, 4);
result.version = ConversionUtils.be32(npd, 4);
result.license = ConversionUtils.be32(npd, 8);
result.type = ConversionUtils.be32(npd, 0xC);
ConversionUtils.arraycopy(npd, 0x10, result.content_id, 0, 0x30);
ConversionUtils.arraycopy(npd, 0x40, result.digest, 0, 0x10);
ConversionUtils.arraycopy(npd, 0x50, result.titleHash, 0, 0x10);
ConversionUtils.arraycopy(npd, 0x60, result.devHash, 0, 0x10);
result.unknown3 = ConversionUtils.be64(npd, 0x70);
result.unknown4 = ConversionUtils.be64(npd, 0x78);
if (!result.validate())
{
result = null;
}
return(result);
}
public static byte[] CMAC128(byte[] key, byte[] i, int inOffset, int len)
{
byte[] K1 = new byte[0x10];
byte[] K2 = new byte[0x10];
calculateSubkey(key, K1, K2);
byte[] input = new byte[0x10];
byte[] previous = new byte[0x10];
int currentOffset = inOffset;
int remaining = len;
//System.out.println(ConversionUtils.getHexString(key));
while (remaining > 0x10)
{
ConversionUtils.arraycopy(i, currentOffset, input, 0, 0x10);
//System.out.println(ConversionUtils.getHexString(previous) + " - " + ConversionUtils.getHexString(input));
XOR(input, input, previous);
ToolsImpl.aesecbEncrypt(key, input, 0, previous, 0, input.Length);
currentOffset += 0x10;
remaining -= 0x10;
}
//System.out.println(ConversionUtils.getHexString(previous));
input = new byte[0x10]; //Memset 0
ConversionUtils.arraycopy(i, currentOffset, input, 0, remaining);
if (remaining == 0x10)
{
XOR(input, input, previous);
XOR(input, input, K1);
}
else
{
input[remaining] = (byte)0x80;
XOR(input, input, previous);
XOR(input, input, K2);
}
//System.out.println(" - " + ConversionUtils.getHexString(input));
ToolsImpl.aesecbEncrypt(key, input, 0, previous, 0, input.Length);
return(previous);
}
private byte[] writeValidNPD(String filename, byte[] devKLic, NPD[] npdPtr, FileStream fin, byte[] contentID, byte[] flags, byte[] version, byte[] type)
{
byte[] npd = new byte[0x80];
//NPD Magic
//ConversionUtils.arraycopy(npd, 0, result.magic, 0, 4);
npd[0] = 0x4E;
npd[1] = 0x50;
npd[2] = 0x44;
npd[3] = 0x00;
//Version 3
//result.version = ConversionUtils.be32(npd, 4);
npd[4] = 0x00;
npd[5] = 0x00;
npd[6] = 0x00;
npd[7] = version[0];
//License 2 ref 3 klic /* 1 network, 2 local, 3 free */
//result.license = ConversionUtils.be32(npd, 8);
npd[8] = 0x00;
npd[9] = 0x00;
npd[10] = 0x00;
npd[11] = 0x03;
//Type /* 1 exec, 21 update */
//result.type = ConversionUtils.be32(npd, 0xC);
npd[12] = 0x00;
npd[13] = 0x00;
npd[14] = 0x00;
npd[15] = type[0];
//No Idea where I get the content_id
//ConversionUtils.arraycopy(npd, 0x10, result.content_id, 0, 0x30
for (int i = 0; i < 0x30; i++)
{
npd[0x10 + i] = contentID[i];
}
//Used to create IV
//ConversionUtils.arraycopy(npd, 0x40, result.digest, 0, 0x10);
byte[] iv = ConversionUtils.charsToByte(("FixedLicenseEDAT").ToCharArray());
ConversionUtils.arraycopy(iv, 0, npd, 0x40, 0x10);
//I guess it's a full file hash
//ConversionUtils.arraycopy(npd, 0x50, result.titleHash, 0, 0x10);
byte[] hash = createNPDHash1(filename, npd);
ConversionUtils.arraycopy(hash, 0x00, npd, 0x50, 0x10);
//Used to create Blockkey
//ConversionUtils.arraycopy(npd, 0x60, result.devHash, 0, 0x10);
byte[] devHash = createNPDHash2(devKLic, npd);
ConversionUtils.arraycopy(devHash, 0, npd, 0x60, 0x10);
//NPD EOF?!?!?!
//result.unknown3 = ConversionUtils.be64(npd, 0x70);
//result.unknown4 = ConversionUtils.be64(npd, 0x78);
for (int i = 0; i < 16; i++)
{
npd[0x70 + i] = 0x00;
}
npdPtr[0] = NPD.createNPD(npd);
return(npd);
}
public string makeedat(String inFile, String outFile)
{
if (!File.Exists(inFile))
{
Console.WriteLine(inFile + " not found");
return(inFile);
}
else
{
String strAppDir = Path.GetDirectoryName(
Assembly.GetExecutingAssembly().GetName().CodeBase);
string path = strAppDir.Replace("file:\\", "");
StreamReader sfoFile = new StreamReader(inFile);
string pkgname1 = GetSubstringByString("temp/", "/PARAM.SFO", inFile);
string pkgname = pkgname1.Replace("temp/", "");
// FileStream sfoFile = File.Open(inFile, FileMode.Open);
string ciddat = sfoFile.ReadToEnd();
if (ciddat.Contains("HG\0\0"))
{
if (ciddat.Contains("Library"))
{
byte[] result = new byte[ciddat.Length];
string cid4 = GetSubstringByString("HG\0\0", "Library", ciddat);
string cid5 = cid4.Replace("HG\0\0", "");
int found = 0;
found = cid5.IndexOf("\0");
int cid1 = cid5.Length - found;
int cid2 = cid5.Length - cid1;
sfoFile.Close();
string cid = cid5.Replace("\0", "");
//byte[] contentID = ciddat;
if (cid2 > 35)
{
byte[] CID = Encoding.UTF8.GetBytes(cid);
byte[] contentID = new byte[48];
byte[] contentID2 = new byte[cid2];
ConversionUtils.arraycopy(CID, 0, contentID, 0, CID.Length);
ConversionUtils.arraycopy(CID, 0, contentID2, 0, cid2);
string cid3 = Encoding.UTF8.GetString(contentID2);
if (path != null)
{
outFile = path + "/edats/" + cid3 + ".edat";
}
else
{
outFile = "edats/" + cid3 + ".edat";
}
FileStream dat = File.Open(cid3 + ".dat", FileMode.Create);
// byte[] pad = new byte[0x10];
// Random rand = new Random();
// rand.NextBytes(pad);
dat.Write(pad, 0, 0x10);
dat.Write(contentID, 0, contentID.Length);
dat.Close();
String input = cid3 + ".dat";
DirectoryInfo di = Directory.CreateDirectory(path + "/edats");
byte[] flags = ConversionUtils.getByteArray("0C");
byte[] type = ConversionUtils.getByteArray("00");
byte[] version = ConversionUtils.getByteArray("02");
byte[] devKLic = ConversionUtils.getByteArray("72F990788F9CFF745725F08E4C128387");
byte[] keyFromRif = null;
EDAT instance = new EDAT();
instance.encryptFile(input, outFile, devKLic, keyFromRif, contentID, flags, type, version);
if (File.Exists(cid3 + ".dat"))
{
File.Delete(cid3 + ".dat");
}
if (input.EndsWith(".Dec"))
{
File.Delete(input);
}
System.IO.StreamWriter file =
new System.IO.StreamWriter("C00 list.txt", true);
file.WriteLine(pkgname, true);
file.Close();
return(cid3 + ".edat");
}
else
{
Console.WriteLine("Content_ID not found.");
sfoFile.Close();
return("");
}
}
else
{
Console.WriteLine("Content_ID not found.");
sfoFile.Close();
return("");
}
}
else
{
Console.WriteLine("Content_ID not found.");
sfoFile.Close();
return("");
}
}
}
public string makerif(String inFile, String outFile)
{
if (!File.Exists(inFile))
{
Console.WriteLine(inFile + " not found");
return(inFile);
}
else
{
String strAppDir = Path.GetDirectoryName(
Assembly.GetExecutingAssembly().GetName().CodeBase);
string path = strAppDir.Replace("file:\\", "");
string actIn1 = strAppDir + "/data/act.dat";
string idps1 = strAppDir + "/data/idps";
string actIn = actIn1.Replace("file:\\", "");
string idps = idps1.Replace("file:\\", "");
FileStream actFile = File.Open(actIn, FileMode.Open);
byte[] actid = new byte[0x08];
actFile.Seek(0x08, SeekOrigin.Begin);
actFile.Read(actid, 0, 0x8);
actFile.Close();
string cid = GetSubstringByString('\\', ".", inFile);
if (path != null)
{
outFile = path + "/rifs/" + cid + ".rif";
}
else
{
outFile = "rifs/" + cid + ".rif";
}
byte[] content_id = new byte[0x30];
byte[] encrif0x40 = new byte[0x10];
byte[] rif0x40 = new byte[0x10];
byte[] rif0x50 = null;
byte[] keyFromRif = getKey(inFile);
DirectoryInfo di = Directory.CreateDirectory(path + "/rifs");
FileStream o = File.Open(outFile, FileMode.Create);
o.Write(rif_header, 0, 0x08);
o.Write(actid, 0, 0x08);
byte[] CID = Encoding.UTF8.GetBytes(cid);
ConversionUtils.arraycopy(CID, 0, content_id, 0, CID.Length);
o.Write(content_id, 0, 0x30);
ToolsImpl.aesecbEncrypt(RIFKEY, rif0x40, 0x00, encrif0x40, 0, 0x10);
o.Write(encrif0x40, 0, 0x10);
long index = 0;
byte[] actDat = decryptACTDAT(actIn, idps);
byte[] datKey = new byte[0x10];
rif0x50 = new byte[0x10];
byte[] signature = new byte[0x28];
ConversionUtils.arraycopy(actDat, (int)index * 16, datKey, 0, 0x10);
ToolsImpl.aesecbEncrypt(datKey, keyFromRif, 0, rif0x50, 0, 0x10);
o.Write(rif0x50, 0, 0x10);
o.Write(rif_footer, 0, 0x10);
while (o.Length < 0x98)
{
o.Write(rif_junk, 0, 0x1);
}
o.Close();
return(outFile);
}
}
private int decryptData(FileStream ii, FileStream o, NPD npd, EDATData data, byte[] rifkey)
{
int numBlocks = (int)((data.getFileLen() + data.getBlockSize() - 1) / data.getBlockSize());
int metadataSectionSize = ((data.getFlags() & FLAG_COMPRESSED) != 0 || (data.getFlags() & FLAG_0x20) != 0) ? 0x20 : 0x10;
int baseOffset = 0x100; //+ offset (unknown)
for (int i = 0; i < numBlocks; i++)
{
ii.Seek(baseOffset + i * metadataSectionSize, SeekOrigin.Begin);
byte[] expectedHash = new byte[0x10];
long offset;
int len;
int compressionEndBlock = 0;
if ((data.getFlags() & FLAG_COMPRESSED) != 0)
{
byte[] metadata = new byte[0x20];
ii.Read(metadata, 0, metadata.Length);
byte[] result = decryptMetadataSection(metadata);
offset = (int)(ConversionUtils.be64(result, 0)); // + offset (unknown)
len = (int)(ConversionUtils.be32(result, 8));
compressionEndBlock = (int)(ConversionUtils.be32(result, 0xC));
ConversionUtils.arraycopy(metadata, 0, expectedHash, 0, 0x10);
}
else if ((data.getFlags() & FLAG_0x20) != 0)
{
//NOT TESTED: CASE WHERE METADATASECTION IS 0x20 BYTES LONG
byte[] metadata = new byte[0x20];
ii.Read(metadata, 0, metadata.Length);
for (int j = 0; j < 0x10; j++)
{
expectedHash[j] = (byte)(metadata[j] ^ metadata[j + 0x10]);
}
offset = baseOffset + i * data.getBlockSize() + numBlocks * metadataSectionSize;
len = (int)(data.getBlockSize());
if (i == numBlocks - 1)
{
len = (int)(data.getFileLen() % (new BigInteger(data.getBlockSize())));
}
}
else
{
ii.Read(expectedHash, 0, expectedHash.Length);
offset = baseOffset + i * data.getBlockSize() + numBlocks * metadataSectionSize;
len = (int)(data.getBlockSize());
if (i == numBlocks - 1)
{
len = (int)(data.getFileLen() % (new BigInteger(data.getBlockSize())));
}
}
int realLen = len;
len = (int)((uint)(len + 0xF) & 0xFFFFFFF0);
Debug.Print("Offset: %016X, len: %08X, realLen: %08X, endCompress: %d\r\n", offset, len, realLen, compressionEndBlock);
ii.Seek(offset, SeekOrigin.Begin);
byte[] encryptedData = new byte[len];
byte[] decryptedData = new byte[len];
ii.Read(encryptedData, 0, encryptedData.Length);
byte[] key = new byte[0x10];
byte[] hash = new byte[0x10];
byte[] blockKey = calculateBlockKey(i, npd);
ToolsImpl.aesecbEncrypt(rifkey, blockKey, 0, key, 0, blockKey.Length);
if ((data.getFlags() & FLAG_0x10) != 0)
{
ToolsImpl.aesecbEncrypt(rifkey, key, 0, hash, 0, key.Length);
}
else
{
ConversionUtils.arraycopy(key, 0, hash, 0, key.Length);
}
int cryptoFlag = ((data.getFlags() & FLAG_0x02) == 0) ? 0x2 : 0x1;
int hashFlag;
if ((data.getFlags() & FLAG_0x10) == 0)
{
hashFlag = 0x02;
}
else if ((data.getFlags() & FLAG_0x20) == 0)
{
hashFlag = 0x04;
}
else
{
hashFlag = 0x01;
}
if ((data.getFlags() & FLAG_KEYENCRYPTED) != 0)
{
cryptoFlag |= 0x10000000;
hashFlag |= 0x10000000;
}
if ((data.getFlags() & FLAG_DEBUG) != 0)
{
cryptoFlag |= 0x01000000;
hashFlag |= 0x01000000;
}
AppLoader a = new AppLoader();
byte[] iv = (npd.getVersion() <= 1) ? (new byte[0x10]) : npd.getDigest();
bool rresult = a.doAll(hashFlag, cryptoFlag, encryptedData, 0, decryptedData, 0, encryptedData.Length, key, npd.getDigest(), hash, expectedHash, 0);
if (!rresult)
{
Debug.WriteLine("Error decrypting block " + i);
// KDSBest find out why block 30 errors
//return STATUS_ERROR_DECRYPTING;
}
if ((data.getFlags() & FLAG_COMPRESSED) != 0)
{
//byte[] decompress = new byte[Long.valueOf(data.getBlockSize()).intValue()];
//DECOMPRESS: MISSING ALGORITHM
//out.write(decompress, 0, data.getBlockSize());
}
else
{
o.Write(decryptedData, 0, realLen);
}
}
return(STATUS_OK);
}
public override bool doFinalButGetHash(byte[] generatedHash)
{
ConversionUtils.arraycopy(result, 0, generatedHash, 0, result.Length);
return(true);
}
public string makerif(string inFile, string outFile)
{
if (!File.Exists(inFile))
{
Console.WriteLine(inFile + " not found");
return(inFile);
}
string directoryName = Path.GetDirectoryName(Assembly.GetExecutingAssembly().GetName().CodeBase);
string str2 = directoryName.Replace(@"file:\", "");
string str3 = directoryName + "/data/act.dat";
string str4 = directoryName + "/data/idps";
string path = str3.Replace(@"file:\", "");
string iDPSFile = str4.Replace(@"file:\", "");
FileStream stream = File.Open(path, FileMode.Open);
byte[] buffer = new byte[8];
stream.Seek(8L, SeekOrigin.Begin);
stream.Read(buffer, 0, 8);
stream.Close();
string s = this.GetSubstringByString('\\', ".", inFile);
if (str2 != null)
{
outFile = str2 + "/rifs/" + s + ".rif";
}
else
{
outFile = "rifs/" + s + ".rif";
}
byte[] dest = new byte[0x30];
byte[] o = new byte[0x10];
byte[] i = new byte[0x10];
byte[] buffer5 = null;
byte[] buffer6 = this.getKey(inFile);
DirectoryInfo info = Directory.CreateDirectory(str2 + "/rifs");
FileStream stream2 = File.Open(outFile, FileMode.Create);
stream2.Write(rif_header, 0, 8);
stream2.Write(buffer, 0, 8);
byte[] bytes = Encoding.UTF8.GetBytes(s);
ConversionUtils.arraycopy(bytes, 0, dest, 0L, bytes.Length);
stream2.Write(dest, 0, 0x30);
ToolsImpl.aesecbEncrypt(RIFKEY, i, 0, o, 0, 0x10);
stream2.Write(o, 0, 0x10);
long num = 0L;
byte[] src = decryptACTDAT(path, iDPSFile);
byte[] buffer9 = new byte[0x10];
buffer5 = new byte[0x10];
byte[] buffer10 = new byte[40];
ConversionUtils.arraycopy(src, ((int)num) * 0x10, buffer9, 0L, 0x10);
ToolsImpl.aesecbEncrypt(buffer9, buffer6, 0, buffer5, 0, 0x10);
stream2.Write(buffer5, 0, 0x10);
stream2.Write(rif_footer, 0, 0x10);
while (stream2.Length < 0x98L)
{
stream2.Write(rif_junk, 0, 1);
}
stream2.Close();
return(outFile);
}
public override void doUpdate(byte[] i, int inOffset, byte[] o, int outOffset, int len)
{
ConversionUtils.arraycopy(i, inOffset, o, outOffset, len);
}
private int encryptData(FileStream ii, FileStream o, NPD npd, EDATData data, byte[] rifkey)
{
int numBlocks = (int)((data.getFileLen() + data.getBlockSize() - 1) / data.getBlockSize());
byte[] expectedHashForFile = new byte[numBlocks * 0x10];
byte[] encryptedDataForFile = new byte[ii.Length + 0xF];
// File Format:
// ALL HASHES
// Encrypted Data
for (int i = 0; i < numBlocks; i++)
{
long offset;
int len;
offset = i * data.getBlockSize();
ii.Seek(offset, SeekOrigin.Begin);
len = (int)(data.getBlockSize());
if (i == numBlocks - 1)
{
len = (int)(data.getFileLen() % (new BigInteger(data.getBlockSize())));
}
int realLen = len;
len = (int)((uint)(len + 0x0F) & 0xFFFFFFF0);
byte[] encryptedData = new byte[len];
byte[] decryptedData = new byte[len];
int toRead = realLen;
while (toRead > 0)
{
toRead -= ii.Read(decryptedData, realLen - toRead, toRead);
}
for (int ai = realLen; ai < len; ai++)
{
decryptedData[ai] = 0x00;
}
byte[] key = new byte[0x10];
byte[] hash = new byte[0x10];
byte[] blockKey = calculateBlockKey(i, npd);
ToolsImpl.aesecbEncrypt(rifkey, blockKey, 0, key, 0, blockKey.Length);
ConversionUtils.arraycopy(key, 0, hash, 0, key.Length);
int cryptoFlag = 0x2;
int hashFlag = 0x02;
AppLoaderReverse a = new AppLoaderReverse();
byte[] iv = npd.getDigest();
byte[] generatedHash = new byte[0x10];
a.doAll(hashFlag, cryptoFlag, decryptedData, 0, encryptedData, 0, decryptedData.Length, key, iv, hash, generatedHash, 0);
ConversionUtils.arraycopy(encryptedData, 0, encryptedDataForFile, offset, len);
ConversionUtils.arraycopy(generatedHash, 0, expectedHashForFile, i * 0x10, 0x10);
}
byte[] EDATAVersion = ConversionUtils.getByteArray("4D6164652062792052325220546F6F6C");
o.Write(expectedHashForFile, 0, expectedHashForFile.Length);
o.Write(encryptedDataForFile, 0, encryptedDataForFile.Length - 0xf);
o.Write(EDATAVersion, 0, EDATAVersion.Length);
return(STATUS_OK);
}
