public static void RandomizeScriptsInBVP(string path)
{
using (var reader = new EndianBinaryReader(File.OpenRead(path), Endianness.LittleEndian))
using (var writer = new EndianBinaryWriter(File.OpenWrite(path + ".randomized"), Endianness.LittleEndian))
{
// read first entry
int flags = reader.ReadInt32();
int address = reader.ReadInt32();
int size = reader.ReadInt32();
int firstAddress = address;
int nextAddress = firstAddress;
while (reader.Position < firstAddress)
{
// read & randomize message script
reader.EnqueuePosition();
reader.SeekBegin(address);
var bytes = RandomizeMessageScript(reader.ReadBytes(size));
reader.SeekBegin(reader.DequeuePosition());
// write new entry
writer.Write(flags);
writer.Write(nextAddress);
writer.Write(bytes.Length);
// write new message script
writer.EnqueuePosition();
writer.SeekBegin(nextAddress);
writer.Write(bytes);
// write padding
for (int i = 0; i < AlignmentHelper.GetAlignedDifference(writer.Position, 16); i++)
{
writer.Write((byte)0);
}
nextAddress = (int)writer.Position;
writer.SeekBegin(writer.DequeuePosition());
// read next entry
flags = reader.ReadInt32();
address = reader.ReadInt32();
size = reader.ReadInt32();
}
}
}
