void HashBIFFFile(string Name, ref HashAlgorithm Ha)
{
IList <CFItem> Lst = CF.GetAllNamedEntries(Name);
foreach (CFItem Itm in Lst)
{
BIFFFile B = GetBIFF(Itm);
B.IterateChunks(HashChunk);
}
}
//Loads a table from a VPT file
public void Load(string Filename)
{
CF = new CompoundFile(Filename);
IList <CFItem> Lst = CF.GetAllNamedEntries("TableName");
foreach (CFItem Itm in Lst)
{
Name = ReadTextFileUnicode(Itm.Size, Itm);
}
Lst = CF.GetAllNamedEntries("AuthorName");
foreach (CFItem Itm in Lst)
{
Author = ReadTextFileUnicode(Itm.Size, Itm);
}
Lst = CF.GetAllNamedEntries("TableVersion");
foreach (CFItem Itm in Lst)
{
Version = ReadTextFileUnicode(Itm.Size, Itm);
}
Lst = CF.GetAllNamedEntries("TableDescription");
foreach (CFItem Itm in Lst)
{
Description = ReadTextFileUnicode(Itm.Size, Itm);
}
Lst = CF.GetAllNamedEntries("Version");
foreach (CFItem Itm in Lst)
{
m_VPVersion = ReadIntBinary(Itm) / 100;
}
Lst = CF.GetAllNamedEntries("MAC");
foreach (CFItem Itm in Lst)
{
MD5Hash = GetFile(Itm);
}
Lst = CF.GetAllNamedEntries("GameData");
foreach (CFItem Itm in Lst)
{
BIFFFile F = GetBIFF(Itm);
F.IterateChunks(BlowChunk);
}
Script = GetScript();
GetScriptDetails();
if (ROMNameVar == "")
{
ROMNameVar = "\"" + ROM + "\"";
}
}
//Calculates the MD5 hash for the VPT file.
//Note that order is important.
//In BIFF files, the chunk length is NOT added to the hash, although the chunk
//four-letter code and the contents of the chunk ARE.
void CalculateHash()
{
//MD5 md5 = new MD5CryptoServiceProvider();
//Hasher = md5;
byte[] bf = Encoding.ASCII.GetBytes("Visual Pinball");
HashData.AddRange(bf);
HashRawFile("Version", ref Hasher);
HashRawFile("TableName", ref Hasher);
HashRawFile("AuthorName", ref Hasher);
HashRawFile("TableVersion", ref Hasher);
HashRawFile("ReleaseDate", ref Hasher);
HashRawFile("AuthorEmail", ref Hasher);
HashRawFile("AuthorWebSite", ref Hasher);
HashRawFile("TableBlurb", ref Hasher);
HashRawFile("TableDescription", ref Hasher);
HashRawFile("TableRules", ref Hasher);
HashRawFile("Screenshot", ref Hasher);
HashBIFFFile("CustomInfoTags", ref Hasher);
HashBIFFFile("GameData", ref Hasher);
//Hasher.TransformFinalBlock(new byte[0], 0, 0);
int Ttl = Int32.Parse(Properties["Total Objects"]);
for (int x = 0; x < Ttl; x++)
{
IList <CFItem> Lstx = CF.GetAllNamedEntries("GameItem" + x);
foreach (CFItem Itm in Lstx)
{
BIFFFile F = GetBIFF(Itm);
byte[] NewBuffer = new byte[F.Buffer.Length - 4];
Buffer.BlockCopy(F.Buffer, 4, NewBuffer, 0, NewBuffer.Length);
F.Buffer = NewBuffer;
F.IterateChunks(HashChunk);
//Console.WriteLine(" Hashed GameItem BFF File: " + Itm.Name);
}
}
Ttl = Int32.Parse(Properties["Total Collections"]);
for (int x = 0; x < Ttl; x++)
{
IList <CFItem> Lstx = CF.GetAllNamedEntries("Collection" + x);
foreach (CFItem Itm in Lstx)
{
BIFFFile F = GetBIFF(Itm);
F.IterateChunks(HashChunk);
//Console.WriteLine(" Hashed GameItem BFF File: " + Itm.Name);
}
}
var hash = HashFactory.Crypto.CreateMD2();
var result = hash.ComputeBytes(HashData.ToArray());
/*System.IO.BinaryWriter Wri = new System.IO.BinaryWriter(System.IO.File.Create("c:\\tmp\\hashb.bin"));
* Wri.Write(HashData.ToArray(), 0, HashData.Count);
* Wri.Flush();
* Wri.Close();*/
MD5Hash = result.GetBytes();
IList <CFItem> Lst = CF.GetAllNamedEntries("MAC");
foreach (CFItem Itm in Lst)
{
WriteBinaryFile(MD5Hash, Itm);
}
}
