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Add Fat Mach-O (Universal Binary) support

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Fix fieldOffsets bug in some metadata versions
Add support for generic multi-architecture binaries
Add Mach-O section RVA mapping
This commit is contained in:
Katy Coe
2017-10-23 12:35:59 +02:00
parent fef4d3d8f3
commit 16b56e271b
9 changed files with 218 additions and 82 deletions
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6
Il2CppInspector/Il2CppReaderARM.cs
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@@ -19,7 +19,7 @@ namespace Il2CppInspector
// Assembly bytes to search for at start of each function
uint metadataRegistration, codeRegistration;
// ARM
// ARMv7
var bytes = new byte[] { 0x1c, 0x0, 0x9f, 0xe5, 0x1c, 0x10, 0x9f, 0xe5, 0x1c, 0x20, 0x9f, 0xe5 };
Image.Position = loc;
var buff = Image.ReadBytes(12);
@@ -35,7 +35,7 @@ namespace Il2CppInspector
return (codeRegistration, metadataRegistration);
}
// ARM metadata v23
// ARMv7 metadata v23
Image.Position = loc;
// Check for ADD Rx, PC in relevant parts of function
@@ -51,7 +51,7 @@ namespace Il2CppInspector
// Follow path to code pointer
var pCode = decodeMovImm32(func.Skip(8).Take(4).Concat(func.Skip(14).Take(4)).ToArray());
codeRegistration = pCode + loc + 0x1A - globalOffset;
codeRegistration = pCode + loc + 0x1A + globalOffset;
return (codeRegistration, metadataRegistration);
}