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fixed chessclock interfacing
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@GHXX
GHXX committed Nov 4, 2021
1 parent bfaf4c5 commit 98058d9
Showing 1 changed file with 23 additions and 12 deletions.
35 changes: 23 additions & 12 deletions FiveDChessDataInterface/DataInterface.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -243,16 +243,27 @@ private void CalculatePointers()



var timerMemoryAreaIncrementsArea = BitConverter.GetBytes((int)5).Cast<byte?>().Concat(Enumerable.Repeat((byte?)null, 14)).Concat(new byte?[] { 4, null}).Concat(BitConverter.GetBytes((int)8).Cast<byte?>()).ToArray();
var timerMemoryAreaIncrementsResults = MemoryUtil.FindMemoryWithWildcards(GetGameHandle(), GetEntryPoint(), (uint)this.GameProcess.MainModule.ModuleMemorySize, timerMemoryAreaIncrementsArea);
//var timerMemoryAreaIncrementsArea_original = BitConverter.GetBytes((int)5).Cast<byte?>().Concat(Enumerable.Repeat((byte?)null, 14)).Concat(new byte?[] { 4, null }).Concat(BitConverter.GetBytes((int)8).Cast<byte?>()).ToArray();
//var timerMemoryAreaIncrementsResults_original = MemoryUtil.FindMemoryWithWildcards(GetGameHandle(), GetEntryPoint(), (uint)this.GameProcess.MainModule.ModuleMemorySize, timerMemoryAreaIncrementsArea_original);
//var invertedMask_original = Enumerable.Range(0, timerMemoryAreaIncrementsArea_original.Length).Select(x => timerMemoryAreaIncrementsArea_original[x] == null ? timerMemoryAreaIncrementsResults_original.Single().Value.ToArray()[x] : (byte?)null).ToArray();
//var productionMask_str = "new byte?[]{" + string.Join(",", invertedMask_original.Select(x => x == null ? "null" : $"0x{x:X2}")) + "}";

var productionMask = new byte?[] { null, null, null, null, 0x48, 0x0F, 0x45, 0xC8, 0x48, 0x89, 0x95, 0xA8, 0x00, 0x00, 0x00, 0x48, 0x83, 0xFA, null, 0xBA, null, null, null, null }; // = "productionMask_str"

var timerMemoryAreaIncrementsResults = MemoryUtil.FindMemoryWithWildcards(GetGameHandle(), GetEntryPoint(), (uint)this.GameProcess.MainModule.ModuleMemorySize, productionMask);

if (timerMemoryAreaIncrementsResults.Count != 1)
throw new AmbiguousMatchException($"{timerMemoryAreaIncrementsResults.Count} memory locations matched, which is not 1!");
throw new AmbiguousMatchException($"{timerMemoryAreaIncrementsResults.Count} memory locations matched, which is not 1!");

// old byte array { 0x31, 0xC9, 0x48, 0x83, 0xF8, 0x02 };
var timerMemoryArea = BitConverter.GetBytes((int)600).Cast<byte?>().Concat(Enumerable.Repeat((byte?)null, 9)).Concat(BitConverter.GetBytes((int)1200).Cast<byte?>()).ToArray();
//var timerMemoryArea_original = BitConverter.GetBytes((int)600).Cast<byte?>().Concat(Enumerable.Repeat((byte?)null, 9)).Concat(BitConverter.GetBytes((int)1200).Cast<byte?>()).ToArray();
//var timerResults_original = MemoryUtil.FindMemoryWithWildcards(GetGameHandle(), GetEntryPoint(), (uint)this.GameProcess.MainModule.ModuleMemorySize, timerMemoryArea_original);
//var timerResultsInvertedMask_original = Enumerable.Range(0, timerMemoryArea_original.Length).Select(x => timerMemoryArea_original[x] == null ? timerResults_original.Single().Value.ToArray()[x] : (byte?)null).ToArray();
//var timerResultsInvertedMask_str = "new byte?[]{" + string.Join(",", invertedMask_original.Select(x => x == null ? "null" : $"0x{x:X2}")) + "}";

var timerResultsMask = new byte?[] { null, null, null, null, 0x48, 0x0F, 0x45, 0xC8, 0x48, 0x89, 0x95, 0xA8, 0x00, 0x00, 0x00, 0x48, 0x83, 0xFA, null, 0xBA, null, null, null, null }; // = "timerResultsInvertedMask_str"

var timerResults = MemoryUtil.FindMemoryWithWildcards(GetGameHandle(), GetEntryPoint(), (uint)this.GameProcess.MainModule.ModuleMemorySize, timerMemoryArea);
var timerResults = MemoryUtil.FindMemoryWithWildcards(GetGameHandle(), GetEntryPoint(), (uint)this.GameProcess.MainModule.ModuleMemorySize, timerResultsMask);


if (timerResults.Count != 1)
Expand All @@ -266,28 +277,28 @@ private void CalculatePointers()
var moddedCode = new byte[] { 0x83, 0xFA, 0x02, 0x48, 0x31, 0xC9, 0xB8 }.Concat(BitConverter.GetBytes((int)3))
.Concat(new byte[] { 0x0F, 0x45, 0xC8, 0x83, 0xFA, 0x03 }).ToArray();

KernelMethods.WriteMemory(GetGameHandle(), timerMemoryAreaIncrementsResults.Single().Key-18, moddedCode);
KernelMethods.WriteMemory(GetGameHandle(), timerMemoryAreaIncrementsResults.Single().Key - 18, moddedCode);

var firstTimerBaseTime = IntPtr.Add(timerResults.Single().Key, timerMemoryArea.Length + 4); // start postion of the null area
var firstTimerBaseTime = IntPtr.Add(timerResults.Single().Key, timerResultsMask.Length + 4); // start postion of the null area


// RWX memlocs:
this.MemLocClock1BaseTime = new MemoryLocationRestorable<int>(GetGameHandle(), firstTimerBaseTime-21);
this.MemLocClock1BaseTime = new MemoryLocationRestorable<int>(GetGameHandle(), firstTimerBaseTime - 21);

this.MemLocClock2Increment = new MemoryLocationRestorable<int>(GetGameHandle(), timerMemoryAreaIncrementsResults.Single().Key);
this.MemLocClock1Increment = MemLocClock2Increment.WithOffset<int>(-11);
this.MemLocClock1Increment = this.MemLocClock2Increment.WithOffset<int>(-11);

this.MemLocClock2BaseTime = this.MemLocClock1BaseTime.WithOffset<int>(13);

this.MemLocClock3Increment = this.MemLocClock2Increment.WithOffset<int>(20);
this.MemLocClock3BaseTime = this.MemLocClock2BaseTime.WithOffset<int>(12);

var clocklocAddresses = new[] { MemLocClock1BaseTime, MemLocClock2BaseTime, MemLocClock3BaseTime, MemLocClock1Increment, MemLocClock2Increment, MemLocClock3Increment }
var clocklocAddresses = new[] { this.MemLocClock1BaseTime, this.MemLocClock2BaseTime, this.MemLocClock3BaseTime, this.MemLocClock1Increment, this.MemLocClock2Increment, this.MemLocClock3Increment }
.Select(x => x.Location.ToInt64()).ToArray();

KernelMethods.ChangePageProtection(GetGameHandle(),
new IntPtr(clocklocAddresses.Min()),
(int)(clocklocAddresses.Max()- clocklocAddresses.Min()),
(int)(clocklocAddresses.Max() - clocklocAddresses.Min()),
KernelMethods.FlPageProtect.PAGE_EXECUTE_READWRITE);


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