From a7b434aeb2e1c79131e4919f6b0cbf66cdc06599 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Sat, 18 Jul 2026 20:32:56 +0400
Subject: docs(ai): recover expression evaluator contract

---
 tools/ghidra/ExportAiExpressionDispatcher.java | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 tools/ghidra/ExportAiExpressionDispatcher.java

(limited to 'tools/ghidra/ExportAiExpressionDispatcher.java')

diff --git a/tools/ghidra/ExportAiExpressionDispatcher.java b/tools/ghidra/ExportAiExpressionDispatcher.java
new file mode 100644
index 0000000..1f3e8fa
--- /dev/null
+++ b/tools/ghidra/ExportAiExpressionDispatcher.java
@@ -0,0 +1,25 @@
+// Emits the decompiled AI expression evaluator containing the recovered
+// tag 1..5 dispatch. Run through Ghidra headless analysis only; it never
+// mutates the original PE image.
+import ghidra.app.decompiler.DecompInterface;
+import ghidra.app.script.GhidraScript;
+import ghidra.program.model.address.Address;
+import ghidra.program.model.listing.Function;
+
+public class ExportAiExpressionDispatcher extends GhidraScript {
+    private static final long ADDRESS = 0x10005180L;
+
+    @Override
+    public void run() throws Exception {
+        Address address = currentProgram.getAddressFactory().getDefaultAddressSpace()
+            .getAddress(ADDRESS);
+        Function function = currentProgram.getFunctionManager().getFunctionContaining(address);
+        println("===== AI expression dispatcher =====");
+        if (function == null) { println("missing"); return; }
+        println("entry=" + function.getEntryPoint());
+        DecompInterface decompiler = new DecompInterface();
+        decompiler.openProgram(currentProgram);
+        println(decompiler.decompileFunction(function, 60, monitor).getDecompiledFunction().getC());
+        decompiler.dispose();
+    }
+}
-- 
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