public byte[] GetAsData()
{
BigEndianMemoryStream buffer = new BigEndianMemoryStream(GetDataSize());
buffer.WriteBigEndian(signatureType);
buffer.Write(signature);
buffer.Seek(60, SeekOrigin.Current);
buffer.Write(issuer);
buffer.WriteByte(version);
buffer.WriteByte(CACRLVersion);
buffer.WriteByte(signerCRLVersion);
buffer.Seek(1, SeekOrigin.Current);
buffer.WriteBigEndian(systemVersion);
buffer.WriteBigEndian(ticket.titleID);
buffer.WriteBigEndian(titleType);
buffer.WriteBigEndian(groupID);
buffer.WriteBigEndian(appType);
buffer.Seek(58, SeekOrigin.Current);
buffer.WriteBigEndian(accessRights);
buffer.WriteBigEndian(titleVersion);
buffer.WriteBigEndian(contentCount);
buffer.WriteBigEndian(bootIndex);
buffer.Seek(2, SeekOrigin.Current);
buffer.Write(SHA2);
buffer.Write(contentInfo.GetAsData());
buffer.Write(contents.GetAsData());
return(buffer.GetBuffer());
}
public byte[] GetAsData()
{
BigEndianMemoryStream buffer = new BigEndianMemoryStream(2304);
buffer.WriteBigEndian(indexOffset);
buffer.WriteBigEndian(contentCount);
buffer.Write(SHA2Hash);
return(buffer.GetBuffer());
}
public byte[] GetAsData()
{
BigEndianMemoryStream buffer = new BigEndianMemoryStream(staticDataSize);
buffer.WriteBigEndian(ID);
buffer.WriteBigEndian(index);
buffer.WriteBigEndian(type);
buffer.WriteBigEndian(encryptedFileSize);
buffer.Write(SHA1);
return(buffer.GetBuffer());
}
public byte[] GetAsData()
{
BigEndianMemoryStream buffer = new BigEndianMemoryStream(GetDataSize());
buffer.Write(magicbytes);
buffer.WriteBigEndian(unknown);
buffer.WriteBigEndian(contentCount);
buffer.Seek(20, SeekOrigin.Current);
buffer.Write(contents.GetFSTContentHeaderAsData());
buffer.Write(fileEntries.GetAsData());
buffer.Write(strings.ToArray());
return(buffer.GetBuffer());
}
public byte[] GetAsData()
{
Random rdm = new Random();
BigEndianMemoryStream buffer = new BigEndianMemoryStream(0x350);
buffer.Write(Utils.HexStringToByteArray("00010004"));
byte[] randomData = new byte[0x100];
rdm.NextBytes(randomData);
buffer.Write(randomData);
buffer.Seek(0x3C, SeekOrigin.Current);
buffer.Write(Utils.HexStringToByteArray("526F6F742D434130303030303030332D58533030303030303063000000000000"));
buffer.Seek(0x5C, SeekOrigin.Current);
buffer.Write(Utils.HexStringToByteArray("010000"));
buffer.Write(GetEncryptedKey().key);
buffer.Write(Utils.HexStringToByteArray("000005"));
randomData = new byte[0x06];
rdm.NextBytes(randomData);
buffer.Write(randomData);
buffer.Seek(0x04, SeekOrigin.Current);
buffer.WriteBigEndian(titleID);
buffer.Write(Utils.HexStringToByteArray("00000011000000000000000000000005"));
buffer.Seek(0xB0, SeekOrigin.Current);
buffer.Write(Utils.HexStringToByteArray("00010014000000AC000000140001001400000000000000280000000100000084000000840003000000000000FFFFFF01"));
buffer.Seek(0x7C, SeekOrigin.Current);
return(buffer.GetBuffer());
}
public Encryption GetEncryption()
{
BigEndianMemoryStream ivStream = new BigEndianMemoryStream(0x10);
ivStream.WriteBigEndian(ticket.titleID);
return(new Encryption(ticket.decryptedKey, new IV(ivStream.GetBuffer())));
}
public KeyValuePair <long, byte[]> GetFSTContentHeaderAsData(long oldContentOffset)
{
BigEndianMemoryStream buffer = new BigEndianMemoryStream(staticFSTContentHeaderDataSize);
byte unknown;
long content_offset = oldContentOffset;
long fst_content_size = encryptedFileSize / CONTENT_FILE_PADDING;
long fst_content_size_written = fst_content_size;
if (IsHashed)
{
unknown = 2;
fst_content_size_written -= ((fst_content_size / 64) + 1) * 2;
if (fst_content_size_written < 0)
{
fst_content_size_written = 0;
}
}
else
{
unknown = 1;
}
if (isFSTContent)
{
unknown = 0;
if (fst_content_size == 1)
{
fst_content_size = 0;
}
content_offset += fst_content_size + 2;
}
else
{
content_offset += fst_content_size;
}
buffer.WriteBigEndian((int)oldContentOffset);
buffer.WriteBigEndian((int)fst_content_size_written);
buffer.WriteBigEndian(parentTitleID);
buffer.WriteBigEndian(groupID);
buffer.WriteByte(unknown);
return(new KeyValuePair <long, byte[]>(content_offset, buffer.GetBuffer()));
}
public void EncryptFileWithPadding(FileStream input, int contentID, FileStream output, int blockSize)
{
BigEndianMemoryStream ivStream = new BigEndianMemoryStream(0x10);
ivStream.WriteBigEndian((short)contentID);
IV iv = new IV(ivStream.GetBuffer());
EncryptSingleFile(input, output, input.Length, iv, blockSize);
}
public Key GetEncryptedKey()
{
BigEndianMemoryStream ivStream = new BigEndianMemoryStream(0x10);
ivStream.WriteBigEndian(titleID);
Encryption encrypt = new Encryption(encryptWith, new IV(ivStream.GetBuffer()));
return(new Key(encrypt.Encrypt(decryptedKey.key)));
}
public void EncryptFileWithPadding(FST fst, string outputFilename, short contentID, int blockSize)
{
using FileStream output = new FileStream(outputFilename, FileMode.Create);
MemoryStream input = new MemoryStream(fst.GetAsData());
BigEndianMemoryStream ivStream = new BigEndianMemoryStream(0x10);
ivStream.WriteBigEndian(contentID);
IV iv = new IV(ivStream.GetBuffer());
EncryptSingleFile(input, output, fst.GetDataSize(), iv, blockSize);
}
private byte[] EncryptChunkHashed(byte[] buffer, int block, ContentHashes hashes, int contentID)
{
BigEndianMemoryStream ivStream = new BigEndianMemoryStream(16);
ivStream.WriteBigEndian((short)contentID);
aes.IV = ivStream.GetBuffer();
byte[] decryptedHashes = hashes.GetHashForBlock(block);
decryptedHashes[1] ^= (byte)contentID;
byte[] encryptedhashes = Encrypt(decryptedHashes);
decryptedHashes[1] ^= (byte)contentID;
int iv_start = (block % 16) * 20;
aes.IV = Utils.CopyOfRange(decryptedHashes, iv_start, iv_start + 16);
byte[] encryptedContent = Encrypt(buffer);
MemoryStream outputStream = new MemoryStream(0x10000);
outputStream.Write(encryptedhashes);
outputStream.Write(encryptedContent);
return(outputStream.GetBuffer());
}
public byte[] GetAsData()
{
BigEndianMemoryStream buffer = new BigEndianMemoryStream(GetDataSize());
if (isRoot)
{
buffer.WriteByte(1);
buffer.Seek(7, SeekOrigin.Current);
buffer.WriteBigEndian(rootEntryCount);
buffer.Seek(4, SeekOrigin.Current);
}
else
{
buffer.WriteByte(GetTypeAsByte());
buffer.WriteByte((byte)(nameOffset >> 16)); // We need to write a 24bit int (big endian)
buffer.WriteByte((byte)(nameOffset >> 8));
buffer.WriteByte((byte)nameOffset);
if (isDir)
{
buffer.WriteBigEndian(parentOffset);
buffer.WriteBigEndian(nextOffset);
}
else
{
buffer.WriteBigEndian((int)(fileOffset >> 5));
buffer.WriteBigEndian((int)fileSize);
}
buffer.WriteBigEndian(flags);
buffer.WriteBigEndian((short)content.ID);
}
foreach (FSTEntry entry in children)
{
buffer.Write(entry.GetAsData());
}
return(buffer.GetBuffer());
}