71 lines
2.7 KiB
C#
71 lines
2.7 KiB
C#
/*
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Copyright 2020 Katy Coe - http://www.djkaty.com - https://github.com/djkaty
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All rights reserved.
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*/
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using System;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using Il2CppInspector.Cpp;
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using Il2CppInspector.Cpp.UnityHeaders;
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using Il2CppInspector.Model;
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using Il2CppInspector.Reflection;
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using NUnit.Framework;
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namespace Il2CppInspector
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{
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[TestFixture]
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public partial class FixedTests
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{
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// Tests for static analysis queries
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[Test]
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public void TestAppModelQueries() {
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// Arrange
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// We're currently in IlCppTests\bin\Debug\netcoreapp3.0 or similar
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var testPath = Path.GetFullPath(Directory.GetCurrentDirectory() + @"\..\..\..\TestBinaries\ArraysAndPointers-ARM64");
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// Act
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var inspectors = Il2CppInspector.LoadFromFile(testPath + @"\ArraysAndPointers-ARM64.so", testPath + @"\global-metadata.dat");
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var model = new TypeModel(inspectors[0]);
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var app = new AppModel(model);
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// Assert
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// Check VTable offset is accurate
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Assert.AreEqual(0x130, app.GetVTableOffset());
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// BufferedStream.Flush()
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Assert.AreEqual(11, app.GetVTableIndexFromClassOffset(0x1E0));
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var vtable = model.GetType("System.IO.BufferedStream").GetVTable();
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// Check vtable calculations are correct
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Assert.AreEqual("get_CanWrite", vtable[app.GetVTableIndexFromClassOffset(0x1E0)].Name);
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// Check method lookup is correct
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var method = app.Methods.Values.First(m => m.MethodCodeAddress == 0x7C94D4);
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Assert.AreEqual("Flush", method.Method.Name);
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Assert.AreEqual("System.IO.BufferedStream", method.Method.DeclaringType.FullName);
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// AsyncStateMachineAttribute CAG - 0x3B7C58 - Type from Il2CppType**
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// adrp x9,0xfca000 - ldr x9,[x9, #0x90] - ldr x0,[x9]
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// Check Il2CppType * lookup is correct via AppModel
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var typeRefPtr = (ulong) app.Image.ReadMappedWord(0xFCA090);
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var typeFromRef = app.Types.Values.First(t => t.TypeRefPtrAddress == typeRefPtr).Type;
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Assert.AreEqual("System.IO.StreamReader+<ReadAsyncInternal>d__65", typeFromRef.FullName);
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// Check Il2CppType * lookup is correct via AddressMap
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var map = app.GetAddressMap();
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var appTypeReference = map[typeRefPtr];
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Assert.AreEqual(typeof(AppTypeReference), appTypeReference.GetType());
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Assert.AreEqual(typeFromRef, ((AppTypeReference) appTypeReference).Type.Type);
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Assert.AreEqual(typeRefPtr, ((AppTypeReference) appTypeReference).Type.TypeRefPtrAddress);
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}
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}
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}
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