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Added wad retail2dev and wad dev2retail to convert dev and retail WADs back and forth

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Campbell
2024-10-13 22:07:02 -04:00
parent 079c7f9109
commit 4636deeb0a
2 changed files with 62 additions and 0 deletions
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50
modules/title/wad.py
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@@ -332,3 +332,53 @@ def handle_wad_unpack(args):
content_out.close()
print("WAD file unpacked!")
def handle_wad_d2r(args):
input_path = pathlib.Path(args.input)
output_path = pathlib.Path(input_path.stem + "_retail" + input_path.suffix)
if not input_path.exists():
raise FileNotFoundError(input_path)
title = libWiiPy.title.Title()
title.load_wad(input_path.read_bytes())
# First, verify that this IS actually a dev WAD.
if not title.ticket.is_dev:
raise ValueError("This is not a development WAD!")
# Now, extract the Title Key, change the certs in the TMD/tik, and set the new retail-encrypted Title Key. The certs
# need to be changed so that this WAD can be identified as retail later. The WAD will also be fakesigned, since
# making this change invalidates the signature, so there's no downside.
title_key = title.ticket.get_title_key()
title.ticket.signature_issuer = "Root-CA00000001-XS00000003" + title.ticket.signature_issuer[26:]
title_key_retail = libWiiPy.title.encrypt_title_key(title_key, 0, title.ticket.title_id, False)
title.ticket.title_key_enc = title_key_retail
title.tmd.signature_issuer = "Root-CA00000001-CP00000004" + title.tmd.signature_issuer[26:]
title.fakesign()
open(output_path, "wb").write(title.dump_wad())
print(f"Successfully converted development WAD to retail WAD \"{output_path.name}\"!")
def handle_wad_r2d(args):
input_path = pathlib.Path(args.input)
output_path = pathlib.Path(input_path.stem + "_dev" + input_path.suffix)
if not input_path.exists():
raise FileNotFoundError(input_path)
title = libWiiPy.title.Title()
title.load_wad(input_path.read_bytes())
# First, verify that this IS actually a retail WAD.
if title.ticket.is_dev:
raise ValueError("This is not a retail WAD!")
# Now, extract the Title Key, change the certs in the TMD/tik, and set the new dev-encrypted Title Key. The certs
# need to be changed so that this WAD can be identified as dev later. The WAD will also be fakesigned, since making
# this change invalidates the signature, so there's no downside.
title_key = title.ticket.get_title_key()
title.ticket.signature_issuer = "Root-CA00000002-XS00000006" + title.ticket.signature_issuer[26:]
title_key_dev = libWiiPy.title.encrypt_title_key(title_key, 0, title.ticket.title_id, True)
title.ticket.title_key_enc = title_key_dev
title.tmd.signature_issuer = "Root-CA00000002-CP00000007" + title.tmd.signature_issuer[26:]
title.fakesign()
open(output_path, "wb").write(title.dump_wad())
print(f"Successfully converted retail WAD to development WAD \"{output_path.name}\"!")