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- CMVS64 Support Added - Trimmed Match Feature Added - x64 Trampoline don't affect any Register - x64 Hook Code Move Algorithm Improved - Explicity Added FromAsian in the SRL.ini
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,180 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.IO; | ||
| using System.Linq; | ||
| using StringReloads.Engine; | ||
| using StringReloads.Engine.Interface; | ||
| using StringReloads.Engine.Unmanaged; | ||
| using StringReloads.Hook.Others; | ||
|
|
||
| namespace StringReloads.AutoInstall | ||
| { | ||
| /* | ||
| How to found the GetStr Function Manually | ||
| 1 - Find for the function that call the ShellExecuteA | ||
| 2 - Scroll up (Ignore the Indirect Call) | ||
| 3 - You will found 3 calls of a same function, this function is our GetStr | ||
| */ | ||
| unsafe class CMVS : IAutoInstall | ||
| { | ||
| ulong? Offset = null; | ||
| CMVS_GetText Hook; | ||
|
|
||
| public CMVS() | ||
| { | ||
| var CFG = Config.Default.GetValues("CMVS"); | ||
| if (CFG == null) | ||
| return; | ||
|
|
||
| var Size = CFG["filesize"].ToInt64(); | ||
|
|
||
| if (Size != new FileInfo(Config.Default.GameExePath).Length) | ||
| return; | ||
|
|
||
| Offset = CFG["offset"].ToUInt64(); | ||
| } | ||
|
|
||
| public string Name => $"CMVS{(Environment.Is64BitProcess ? 64 : 32)}"; | ||
|
|
||
| public void Install() | ||
| { | ||
| if (Offset == null) | ||
| { | ||
| SearchOffset(); | ||
|
|
||
| if (Offset == null) | ||
| return; | ||
|
|
||
| EnsureMultiArch(); | ||
|
|
||
| var Dic = new Dictionary<string, string>(); | ||
| Dic["FileSize"] = new FileInfo(Config.Default.GameExePath).Length.ToString(); | ||
| Dic["Offset"] = Offset.Value.ToString(); | ||
|
|
||
| Config.Default.SetValues("CMVS", Dic); | ||
| Config.Default.SaveSettings(); | ||
| } | ||
|
|
||
| if (Hook == null) | ||
| Hook = new CMVS_GetText((void*)((ulong)Config.Default.GameBaseAddress + Offset.Value)); | ||
|
|
||
| Hook.Install(); | ||
| } | ||
|
|
||
| private void EnsureMultiArch() | ||
| { | ||
| if (EntryPoint.CurrentDll.GetFilename().ToLowerInvariant().StartsWith("srlx")) | ||
| return; | ||
|
|
||
| Log.Debug("CMVS Multiarch Patch Not Applied."); | ||
|
|
||
| var CurrentExe = Config.Default.GameExePath; | ||
| var AltExe = Path.Combine(Path.GetDirectoryName(Config.Default.GameExePath), Environment.Is64BitProcess ? "cmvs32.exe" : "cmvs64.exe"); | ||
|
|
||
| var CurrentSRL = Environment.Is64BitProcess ? "SRLx64.dll" : "SRLx32.dll"; | ||
| var AltSRL = Environment.Is64BitProcess ? "SRLx32.dll" : "SRLx64.dll"; | ||
|
|
||
| if (!File.Exists(AltExe)) | ||
| Log.Warning($"Failed to Find the {Path.GetFileName(AltExe)}."); | ||
|
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| bool AltSRLAvailable = File.Exists(Path.Combine(Path.GetDirectoryName(CurrentExe), AltSRL)); | ||
|
|
||
| if (!AltSRLAvailable) | ||
| Log.Warning($"Failed to Find the {AltSRL}."); | ||
| else | ||
| Patcher.Tools.ThirdPartyApplyPatch(AltExe, AltSRL); | ||
|
|
||
| Patcher.Tools.ApplyWrapperPatch(CurrentSRL); | ||
| } | ||
|
|
||
| byte?[][] Patterns => new[] { | ||
| //x64 | ||
| new byte?[] { | ||
| 0x4C, null, null, //mov ???, ??? | ||
| 0x25, 0x00, 0x00, 0x00, 0xC0, //and eax, 0xC0000000 | ||
| 0x74, null, //je ?? | ||
| 0x3D, 0x00, 0x00, 0x00, 0x40, //cmp eax, 0x40000000 | ||
| 0x74, null //je ?? | ||
| }, | ||
| //x32 | ||
| new byte?[] { | ||
| 0x25, 0x00, 0x00, 0x00, 0xC0, //and eax, 0xC0000000 | ||
| 0x3D, 0x00, 0x00, 0x00, 0x80, //cmp eax, 0x80000000 | ||
| 0x77, null, //ja ?? | ||
| 0x74, null //je ?? | ||
| } | ||
| }; | ||
|
|
||
| void SearchOffset() | ||
| { | ||
| byte* Address = null; | ||
| foreach (var Pattern in Patterns) | ||
| { | ||
| if (Scan(out Address, Pattern)) | ||
| break; | ||
| Address = null; | ||
| } | ||
|
|
||
| if (Address == null) | ||
| { | ||
| Log.Error("Failed to find the Game injection point"); | ||
| return; | ||
| } | ||
|
|
||
| uint[] Prefixes = new uint[] { 0x4CC28BCC, 0xEC8B55CC }; | ||
|
|
||
| while (!Prefixes.Contains((*(uint*)Address))) | ||
| Address--; | ||
|
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| Address++;//Skip int3 | ||
|
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| Offset = ((ulong)Address) - (ulong)Config.Default.GameBaseAddress; | ||
| Log.Debug($"CMVS Injection Offset Found: 0x{Offset:X16}"); | ||
| } | ||
|
|
||
| private bool Scan(out byte* Address, byte?[] Pattern) | ||
| { | ||
| var Info = ModuleInfo.GetCodeInfo((byte*)Config.Default.GameBaseAddress); | ||
|
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| Address = null; | ||
| long CodeAdd = (long)Info.CodeAddress; | ||
| long CodeLen = Info.CodeSize - Pattern.Length; | ||
| for (int i = 0; i < CodeLen; i++) | ||
| { | ||
| byte* pBuffer = (byte*)(Info.CodeAddress) + i; | ||
| if (!CheckPattern(pBuffer, Pattern)) | ||
| continue; | ||
| Log.Debug($"CMVS Pattern Found At: 0x{(ulong)pBuffer:X16}"); | ||
| for (long x = (long)pBuffer; x > CodeAdd; x--) | ||
| { | ||
| byte* pFunc = (byte*)x; | ||
| if (!CheckPattern(pFunc, Pattern)) | ||
| continue; | ||
| Address = pFunc; | ||
| return true; | ||
| } | ||
| } | ||
| return false; | ||
| } | ||
|
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||
| private bool CheckPattern(byte* Buffer, byte?[] Pattern) | ||
| { | ||
| for (int i = 0; i < Pattern.Length; i++) | ||
| { | ||
| if (Pattern[i] == null) | ||
| continue; | ||
| byte bPattern = Pattern[i].Value; | ||
| if (bPattern != Buffer[i]) | ||
| return false; | ||
| } | ||
| return true; | ||
| } | ||
|
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| public bool IsCompatible() => Config.Default.GameExePath.GetFilenameNoExt().ToLowerInvariant().StartsWith("cmvs"); | ||
|
|
||
| public void Uninstall() | ||
| { | ||
| Hook?.Uninstall(); | ||
| } | ||
| } | ||
| } |
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