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Inspector: Don't crash when field offsets are not mapped in image

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Katy Coe
2019-10-29 20:10:51 +01:00
parent b46565e833
commit 98f18c0098
1 changed files with 10 additions and 2 deletions
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12
Il2CppInspector/Il2CppInspector.cs
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@@ -122,10 +122,18 @@ namespace Il2CppInspector
var def = TypeDefinitions[i];
var pFieldOffsets = Binary.FieldOffsetPointers[i];
if (pFieldOffsets != 0) {
BinaryImage.Position = BinaryImage.MapVATR((ulong) pFieldOffsets);
bool available = true;
// If the target address range is not mapped in the file, assume zeroes
try {
BinaryImage.Position = BinaryImage.MapVATR((ulong) pFieldOffsets);
}
catch (InvalidOperationException) {
available = false;
}
for (var f = 0; f < def.field_count; f++)
offsets.Add(def.fieldStart + f, BinaryImage.ReadWord());
offsets.Add(def.fieldStart + f, available? BinaryImage.ReadWord() : 0);
}
}