public static FileData GetFileData(string filepath)
{
FileData result = new FileData();
//Basic Info
result.FilePath = filepath;
result.FileName = Path.GetFileNameWithoutExtension(filepath);
result.FileNameWithExt = Path.GetFileName(filepath);
if (CheckXCI(filepath))
{
//Get File Size
GetFileSize(ref result);
//Load Deep File Info (Probably we should clean it a bit more)
string actualHash;
byte[] hashBuffer;
long offset;
long[] SecureSize = { };
long[] NormalSize = { };
long[] SecureOffset = { };
long[] NormalOffset = { };
long gameNcaOffset = -1;
long gameNcaSize = -1;
long PFS0Offset = -1;
long PFS0Size = -1;
FileStream fileStream = new FileStream(filepath, FileMode.Open, FileAccess.Read);
HFS0.HSF0_Entry[] array = new HFS0.HSF0_Entry[HFS0.HFS0_Headers[0].FileCount];
fileStream.Position = XCI.XCI_Headers[0].HFS0OffsetPartition + 16 + 64 * HFS0.HFS0_Headers[0].FileCount;
List <char> chars = new List <char>();
long num = XCI.XCI_Headers[0].HFS0OffsetPartition + XCI.XCI_Headers[0].HFS0SizeParition;
byte[] array2 = new byte[64];
byte[] array3 = new byte[16];
byte[] array4 = new byte[24];
for (int i = 0; i < HFS0.HFS0_Headers[0].FileCount; i++)
{
fileStream.Position = XCI.XCI_Headers[0].HFS0OffsetPartition + 16 + 64 * i;
fileStream.Read(array2, 0, 64);
array[i] = new HFS0.HSF0_Entry(array2);
fileStream.Position = XCI.XCI_Headers[0].HFS0OffsetPartition + 16 + 64 * HFS0.HFS0_Headers[0].FileCount + array[i].Name_ptr;
int num2;
while ((num2 = fileStream.ReadByte()) != 0 && num2 != 0)
{
chars.Add((char)num2);
}
array[i].Name = new string(chars.ToArray());
chars.Clear();
offset = num + array[i].Offset;
hashBuffer = new byte[array[i].HashedRegionSize];
fileStream.Position = offset;
fileStream.Read(hashBuffer, 0, array[i].HashedRegionSize);
actualHash = SHA256Bytes(hashBuffer);
HFS0.HFS0_Header[] array5 = new HFS0.HFS0_Header[1];
fileStream.Position = array[i].Offset + num;
fileStream.Read(array3, 0, 16);
array5[0] = new HFS0.HFS0_Header(array3);
if (array[i].Name == "secure")
{
SecureSize = new long[array5[0].FileCount];
SecureOffset = new long[array5[0].FileCount];
}
if (array[i].Name == "normal")
{
NormalSize = new long[array5[0].FileCount];
NormalOffset = new long[array5[0].FileCount];
}
HFS0.HSF0_Entry[] array6 = new HFS0.HSF0_Entry[array5[0].FileCount];
for (int j = 0; j < array5[0].FileCount; j++)
{
fileStream.Position = array[i].Offset + num + 16 + 64 * j;
fileStream.Read(array2, 0, 64);
array6[j] = new HFS0.HSF0_Entry(array2);
fileStream.Position = array[i].Offset + num + 16 + 64 * array5[0].FileCount + array6[j].Name_ptr;
if (array[i].Name == "secure")
{
SecureSize[j] = array6[j].Size;
SecureOffset[j] = array[i].Offset + array6[j].Offset + num + 16 + array5[0].StringTableSize + array5[0].FileCount * 64;
}
if (array[i].Name == "normal")
{
NormalSize[j] = array6[j].Size;
NormalOffset[j] = array[i].Offset + array6[j].Offset + num + 16 + array5[0].StringTableSize + array5[0].FileCount * 64;
}
while ((num2 = fileStream.ReadByte()) != 0 && num2 != 0)
{
chars.Add((char)num2);
}
array6[j].Name = new string(chars.ToArray());
chars.Clear();
offset = array[i].Offset + array6[j].Offset + num + 16 + array5[0].StringTableSize + array5[0].FileCount * 64;
hashBuffer = new byte[array6[j].HashedRegionSize];
fileStream.Position = offset;
fileStream.Read(hashBuffer, 0, array6[j].HashedRegionSize);
actualHash = SHA256Bytes(hashBuffer);
}
}
long num3 = -9223372036854775808L;
for (int k = 0; k < SecureSize.Length; k++)
{
if (SecureSize[k] > num3)
{
gameNcaSize = SecureSize[k];
gameNcaOffset = SecureOffset[k];
num3 = SecureSize[k];
}
}
PFS0Offset = gameNcaOffset + 32768;
fileStream.Position = PFS0Offset;
fileStream.Read(array3, 0, 16);
PFS0.PFS0_Headers[0] = new PFS0.PFS0_Header(array3);
PFS0.PFS0_Entry[] array8;
array8 = new PFS0.PFS0_Entry[PFS0.PFS0_Headers[0].FileCount];
for (int m = 0; m < PFS0.PFS0_Headers[0].FileCount; m++)
{
fileStream.Position = PFS0Offset + 16 + 24 * m;
fileStream.Read(array4, 0, 24);
array8[m] = new PFS0.PFS0_Entry(array4);
PFS0Size += array8[m].Size;
}
for (int n = 0; n < PFS0.PFS0_Headers[0].FileCount; n++)
{
fileStream.Position = PFS0Offset + 16 + 24 * PFS0.PFS0_Headers[0].FileCount + array8[n].Name_ptr;
int num4;
while ((num4 = fileStream.ReadByte()) != 0 && num4 != 0)
{
chars.Add((char)num4);
}
array8[n].Name = new string(chars.ToArray());
chars.Clear();
}
fileStream.Close();
NCA.NCA_Headers[0] = new NCA.NCA_Header(DecryptNCAHeader(filepath, gameNcaOffset));
result.TitleID = NCA.NCA_Headers[0].TitleID.ToString("X");
}
return(result);
}