first commit

Version 3.x.x

runtime/VMProtect.Runtime/Tests/UnitTestProject/RefVm/VmPosParser.cs

@@ -0,0 +1,96 @@
+using System;
+using System.IO;
+
+namespace UnitTestProject.RefVm
+{
+    internal static class VmPosParser // \u0006\u2006
+    {
+	    // Token: 0x0600016A RID: 362 RVA: 0x00007810 File Offset: 0x00005A10
+	    public static byte[] Parse(string pos) // dest
+        {
+		    if (pos == null)
+		    {
+			    throw new Exception();
+            }
+            var memoryStream = new MemoryStream(pos.Length * 4 / 5);
+            byte[] result;
+		    using(memoryStream)
+		    {
+			    var cnt = 0;
+                var val = 0u;
+			    foreach (var c in pos)
+			    {
+			        if (c == 'z' && cnt == 0)
+			        {
+			            WriteDwPart(memoryStream, val, 0);
+			        }
+			        else
+			        {
+			            if (c< '!' || c> 'u')
+			            {
+			                throw new Exception();
+			            }
+			            checked
+			            {
+			                val += (uint)(Arr[cnt] * (ulong)checked(c - '!'));
+			            }
+			            cnt++;
+			            if (cnt == 5)
+			            {
+			                WriteDwPart(memoryStream, val, 0);
+			                cnt = 0;
+			                val = 0u;
+			            }
+			        }
+			    }
+			    if (cnt == 1)
+			    {
+				    throw new Exception();
+			    }
+			    if (cnt > 1)
+			    {
+				    for (var j = cnt; j < 5; j++)
+				    {
+					    checked
+					    {
+						    val += 84u * Arr[j];
+					    }
+				    }
+				    WriteDwPart(memoryStream, val, 5 - cnt);
+			    }
+			    result = memoryStream.ToArray();
+		    }
+		    return result;
+	    }
+
+	    // Token: 0x0600016B RID: 363 RVA: 0x00007900 File Offset: 0x00005B00
+	    private static void WriteDwPart(Stream dest, uint val, int ignoreLow) // dest
+        {
+		    dest.WriteByte((byte)(val >> 24));
+		    if (ignoreLow == 3)
+		    {
+			    return;
+		    }
+		    dest.WriteByte((byte)(val >> 16 & 255u));
+		    if (ignoreLow == 2)
+		    {
+			    return;
+		    }
+		    dest.WriteByte((byte)(val >> 8 & 255u));
+		    if (ignoreLow == 1)
+		    {
+			    return;
+		    }
+		    dest.WriteByte((byte)(val & 255u));
+	    }
+
+	    // Token: 0x04000131 RID: 305
+	    private static readonly uint[] Arr = {
+		    52200625u,
+		    614125u,
+		    7225u,
+		    85u,
+		    1u
+	    };
+    }
+}