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Updated definitions of TMD properties based on new information

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Campbell 2024-05-09 11:11:54 -04:00
parent c42dc66209
commit ecc68d9e57
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1 changed files with 13 additions and 13 deletions
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src/libWiiPy/tmd.py
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@ -35,8 +35,8 @@ class TMD:
self.sig: bytes = b''
self.issuer: bytes = b'' # Follows the format "Root-CA%08x-CP%08x"
self.tmd_version: int = 0 # This seems to always be 0 no matter what?
self.ca_crl_version: int = 0
self.signer_crl_version: int = 0
self.ca_crl_version: int = 0 # Certificate Authority Certificate Revocation List version
self.signer_crl_version: int = 0 # Certificate Policy Certificate Revocation List version
self.vwii: int = 0 # Whether the title is for the vWii. 0 = No, 1 = Yes
self.ios_tid: str = "" # The Title ID of the IOS version the associated title runs on.
self.ios_version: int = 0 # The IOS version the associated title runs on.
@ -44,17 +44,17 @@ class TMD:
self.content_type: str = "" # The type of content contained within the associated title.
self.group_id: int = 0 # The ID of the publisher of the associated title.
self.region: int = 0 # The ID of the region of the associated title.
self.ratings: bytes = b''
self.ratings: bytes = b'' # The parental controls rating of the associated title.
self.ipc_mask: bytes = b''
self.access_rights: bytes = b''
self.title_version: int = 0 # The version of the associated title.
self.num_contents: int = 0 # The number of contents contained in the associated title.
self.boot_index: int = 0
self.boot_index: int = 0 # The content index that contains the bootable executable.
self.content_records: List[ContentRecord] = []
def load(self, tmd: bytes) -> None:
"""
Loads raw TMD data and sets all attributes of the WAD object. This allows for manipulating an already
Loads raw TMD data and sets all attributes of the TMD object. This allows for manipulating an already
existing TMD.
Parameters
@ -74,10 +74,10 @@ class TMD:
# TMD version, seems to usually be 0, but I've seen references to other numbers.
tmd_data.seek(0x180)
self.tmd_version = int.from_bytes(tmd_data.read(1))
# Root certificate crl version.
# Certificate Authority CRL version.
tmd_data.seek(0x181)
self.ca_crl_version = int.from_bytes(tmd_data.read(1))
# Signer crl version.
# Certificate Policy CRL version.
tmd_data.seek(0x182)
self.signer_crl_version = int.from_bytes(tmd_data.read(1))
# If this is a vWii title or not.
@ -103,11 +103,11 @@ class TMD:
# Publisher of the title.
tmd_data.seek(0x198)
self.group_id = int.from_bytes(tmd_data.read(2))
# Region of the title, 0 = JAP, 1 = USA, 2 = EUR, 3 = NONE, 4 = KOR.
# Region of the title, 0 = JAP, 1 = USA, 2 = EUR, 3 = WORLD, 4 = KOR.
tmd_data.seek(0x19C)
region_hex = tmd_data.read(2)
self.region = int.from_bytes(region_hex)
# Likely the localized content rating for the title. (ESRB, CERO, PEGI, etc.)
# Content rating of the title for parental controls. Likely based on ESRB, CERO, PEGI, etc. rating.
tmd_data.seek(0x19E)
self.ratings = tmd_data.read(16)
# IPC mask.
@ -125,7 +125,7 @@ class TMD:
# The number of contents listed in the TMD.
tmd_data.seek(0x1DE)
self.num_contents = int.from_bytes(tmd_data.read(2))
# Content index in content list that contains the boot file.
# The content index that contains the bootable executable.
tmd_data.seek(0x1E0)
self.boot_index = int.from_bytes(tmd_data.read(2))
# Get content records for the number of contents in num_contents.
@ -155,9 +155,9 @@ class TMD:
tmd_data += self.issuer
# TMD version.
tmd_data += int.to_bytes(self.tmd_version, 1)
# Root certificate crl version.
# Certificate Authority CRL version.
tmd_data += int.to_bytes(self.ca_crl_version, 1)
# Signer crl version.
# Certificate Policy CRL version.
tmd_data += int.to_bytes(self.signer_crl_version, 1)
# If this is a vWii title or not.
tmd_data += int.to_bytes(self.vwii, 1)
@ -173,7 +173,7 @@ class TMD:
tmd_data += b'\x00\x00'
# Region.
tmd_data += int.to_bytes(self.region, 2)
# Ratings.
# Parental Controls Ratings.
tmd_data += self.ratings
# Reserved (all \x00).
tmd_data += b'\x00' * 12