fix: print Adler-32 values as the downloads do

scripts/generate_site.py

@@ -2250,7 +2250,19 @@ def _render_emulator_file(
     if fsha256:
         details.append(f"SHA256: {_hash_spans(fsha256)}")
     if fadler32:
-        details.append(f"Adler32: `{fadler32}`")
+        # Printed as the downloads spell a hash, one per code span: the list
+        # repr read `['0x66f334fe', ...]`. Dolphin hashes its DSP ROMs over
+        # byte-swapped 16-bit words, so the raw Adler-32 the downloads carry
+        # for the same file differs, and the card says which one it lists.
+        values = fadler32 if isinstance(fadler32, list) else [fadler32]
+        shown = ", ".join(f"`{str(v).lower().removeprefix('0x')}`" for v in values)
+        if f.get("adler32_byteswap"):
+            details.append(
+                f"Adler32 over the file's 16-bit words byte-swapped: {shown} "
+                "(the Adler-32 in the downloads is the file's own and differs)"
+            )
+        else:
+            details.append(f"Adler32: {shown}")
     if aliases:
         details.append(f"Aliases: {', '.join(f'`{a}`' for a in aliases)}")
     if priority is not None:

tests/test_audit_regressions.py

@@ -4451,5 +4451,25 @@ class BundledFilesAreNotToSource(unittest.TestCase):
         self.assertEqual([row["status"] for row in rows], ["bundled"])
 
 
+
+class AdlerValuesReadLikeTheDownloads(unittest.TestCase):
+    """The Dolphin card read Adler32: `['0x66f334fe', '0xe789b5a5']`, a list
+    repr no download spells, and never said the values are taken over the
+    byte-swapped ROM, so the raw ea3734fe in files.csv matched neither."""
+
+    def test_values_and_the_swap_are_stated(self):
+        from scripts.generate_site import _render_emulator_file
+
+        entry = {"name": "dsp_rom.bin", "path": "dsp_rom.bin",
+                 "known_hash_adler32": ["0x66f334fe", "0xE789B5A5"],
+                 "adler32_byteswap": True}
+        text = "\n".join(_render_emulator_file(
+            entry, {"files": [entry]}, None, [entry], lambda f: True, "file-dsp",
+        ))
+        self.assertIn("`66f334fe`, `e789b5a5`", text)
+        self.assertIn("byte-swapped", text)
+        self.assertNotIn("['", text)
+
+
 if __name__ == "__main__":
     unittest.main()