public void Phase3(MetadataProcessor.MetadataAccessor accessor)
{
MethodTable tbl = accessor.TableHeap.GetTable <MethodTable>(Table.Method);
accessor.Codes.Position = 0;
codes = accessor.Codes.ReadBytes(accessor.Codes.Length);
accessor.Codes.Reset(null);
accessor.Codes.Position = 0;
uint bas = accessor.Codebase;
List <object> o = new List <object>();
for (int i = 0; i < tbl.Length; i++)
{
if (tbl[i].Col1 == 0)
{
continue;
}
if (excludes.Contains(i) || (tbl[i].Col2 & MethodImplAttributes.CodeTypeMask) != MethodImplAttributes.IL)
{
if ((tbl[i].Col2 & MethodImplAttributes.CodeTypeMask) != MethodImplAttributes.IL)
{
accessor.Codes.WriteBytes(((accessor.Codes.Position + 15) & ~15) - accessor.Codes.Position);
}
tbl[i].Col1 = (uint)accessor.Codes.Position + bas;
Range range = accessor.BodyRanges[new MetadataToken(TokenType.Method, i + 1)];
byte[] buff = new byte[range.Length];
Buffer.BlockCopy(codes, (int)(range.Start - bas), buff, 0, buff.Length);
accessor.Codes.WriteBytes(buff);
accessor.Codes.WriteBytes(((accessor.Codes.Position + 3) & ~3) - accessor.Codes.Position);
}
else
{
tbl[i].Col2 |= MethodImplAttributes.NoInlining;
Range range = accessor.BodyRanges[new MetadataToken(TokenType.Method, i + 1)];
range = new Range(range.Start - bas, range.Length);
ExtractRefs(bodies[i], i, o);
var dat = Transform(bodies[i], i, codes, range);
o.Add(dat);
}
}
int[] randArray = new int[o.Count];
for (int i = 0; i < o.Count; i++)
{
randArray[i] = Confuser.Random.Next();
}
object[] objs = o.ToArray();
Array.Sort(randArray, objs);
var mtdDats = new Dictionary <int, MethodData>();
foreach (var i in objs)
{
if (i is MethodData)
{
MethodData mtdDat = i as MethodData;
mtdDats[mtdDat.Index] = mtdDat;
mtdDat.BufferOffset = finalDat.Position;
finalDat.WriteBytes(mtdDat.Serialize(fieldLayout));
Confuser.Database.AddEntry("AntiTamper", (0x06000001 + mtdDat.Index).ToString("X"), mtdDat.BufferOffset);
}
else
{
StringData strDat = i as StringData;
strDat.BufferOffset = finalDat.Position;
finalDat.WriteBytes(strDat.Serialize(key5));
Confuser.Database.AddEntry("AntiTamper", strDat.String, strDat.BufferOffset);
}
}
foreach (var i in objs)
{
if (i is StringData)
{
StringData dat = i as StringData;
uint token = 0x70800000;
token |= (uint)dat.BufferOffset;
Buffer.BlockCopy(BitConverter.GetBytes(token), 0, mtdDats[dat.Index].ILCodes, dat.Offset, 4);
}
}
byte[] randBuff = new byte[4];
foreach (var i in mtdDats)
{
uint ptr = (uint)i.Value.BufferOffset;
Confuser.Random.NextBytes(randBuff);
uint key = BitConverter.ToUInt32(randBuff, 0);
tbl[i.Key].Col1 = (uint)accessor.Codes.Position + bas;
byte[] buff = i.Value.Serialize(fieldLayout);
Crypt(buff, key * (uint)key4, key);
finalDat.Position = i.Value.BufferOffset;
finalDat.WriteBytes(buff);
accessor.Codes.WriteByte(0x46); //flags
accessor.Codes.WriteByte(0x21); //ldc.i8
accessor.Codes.WriteUInt64(((ulong)key << 32) | (ptr ^ key));
accessor.Codes.WriteByte(0x20); //ldc.i4
accessor.Codes.WriteUInt32(~(uint)buff.Length ^ key);
accessor.Codes.WriteByte(0x26);
accessor.BlobHeap.Position = (int)tbl[i.Key].Col5;
accessor.BlobHeap.ReadCompressedUInt32();
byte flags = accessor.BlobHeap.ReadByte();
if ((flags & 0x10) != 0)
{
accessor.BlobHeap.ReadCompressedUInt32();
}
accessor.BlobHeap.ReadCompressedUInt32();
bool hasRet = false;
do
{
byte t = accessor.BlobHeap.ReadByte();
if (t == 0x1f || t == 0x20)
{
continue;
}
hasRet = t != 0x01;
} while (false);
accessor.Codes.WriteByte(hasRet ? (byte)0x00 : (byte)0x26);
accessor.Codes.WriteByte(0x2a); //ret
accessor.Codes.WriteBytes(((accessor.Codes.Position + 3) & ~3) - accessor.Codes.Position);
}
accessor.USHeap.Reset(new byte[0]);
}
