mirror of
https://gitlab.com/Nanolx/qwad.git
synced 2024-11-10 21:05:10 +01:00
315 lines
12 KiB
Python
315 lines
12 KiB
Python
from common import *
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class TicketView:
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"""Creates a ticket view from the Ticket object ``tik''."""
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class TikviewStruct(Struct):
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__endian__ = Struct.BE
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def __format__(self):
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self.view = Struct.uint32
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self.ticketid = Struct.uint64
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self.devicetype = Struct.uint32
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self.titleid = Struct.uint64
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self.accessmask = Struct.uint16
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self.reserved = Struct.string(0x3C)
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self.cidxmask = Struct.string(0x40)
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self.padding = Struct.uint16
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self.limits = Struct.string(96)
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def __init__(self, tik):
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self.tikview = self.TikviewStruct()
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self.tikview.view = 0
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self.tikview.ticketid = tik.tik.tikid
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self.tikview.devicetype = tik.tik.console
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self.tikview.titleid = tik.getTitleID()
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self.tikview.accessmask = 0xFFFF # This needs to be changed, I'm sure...
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self.tikview.reserved = "\0" * 0x3C
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self.tikview.cidxmask = "\xFF" * 0x40 # This needs to be changed, I'm sure...
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self.tikview.padding = 0x0000
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self.tikview.limits = "\0" * 96
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def __str__(self):
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out = ""
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out += " Ticket View:\n"
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out += " Title ID: %08X-%08X\n" % (self.tikview.titleid >> 32, self.tikview.titleid & 0xFFFFFFFF)
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out += " Device type: %08X\n" % self.tikview.devicetype
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out += " Ticket ID: %016X\n" % self.tikview.ticketid
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out += " Access Mask: %04X\n" % self.tikview.accessmask
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return out
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class Ticket(WiiObject):
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"""Creates a ticket from the filename defined in f. This may take a longer amount of time than expected, as it also decrypts the title key. Now supports Korean tickets (but their title keys stay Korean on dump)."""
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class TicketStruct(Struct):
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__endian__ = Struct.BE
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def __format__(self):
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self.rsaexp = Struct.uint32
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self.rsamod = Struct.string(256)
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self.padding1 = Struct.string(60)
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self.rsaid = Struct.string(64)
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self.padding2 = Struct.string(63)
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self.enctitlekey = Struct.string(16)
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self.unk1 = Struct.uint8
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self.tikid = Struct.uint64
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self.console = Struct.uint32
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self.titleid = Struct.uint64
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self.unk2 = Struct.uint16
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self.dlc = Struct.uint16
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self.unk3 = Struct.uint64
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self.commonkey_index = Struct.uint8
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self.reserved = Struct.string(80)
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self.unk3 = Struct.uint16
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self.limits = Struct.string(96)
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self.unk4 = Struct.uint8
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def __init__(self):
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self.tik = self.TicketStruct()
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self.tik.rsaexp = 0x10001
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self.tik.rsamod = "\x00" * 256
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self.tik.padding1 = "\x00" * 60
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self.tik.rsaid = "\x00" * 64
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self.tik.padding2 = "\x00" * 63
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self.tik.enctitlekey = "\x00" * 16
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self.tik.titleid = 0x0000000100000000
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self.tik.reserved = "\x00" * 80
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self.tik.limits = "\x00" * 96
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commonkey = "\xEB\xE4\x2A\x22\x5E\x85\x93\xE4\x48\xD9\xC5\x45\x73\x81\xAA\xF7"
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koreankey = "\x63\xB8\x2B\xB4\xF4\x61\x4E\x2E\x13\xF2\xFE\xFB\xBA\x4C\x9B\x7E"
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if(self.tik.commonkey_index == 1): #korean, kekekekek!
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commonkey = koreankey
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self.titlekey = Crypto().decryptTitleKey(commonkey, self.tik.titleid, self.tik.enctitlekey)
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def _load(self, data):
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self.tik.unpack(data[:len(self.tik)])
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commonkey = "\xEB\xE4\x2A\x22\x5E\x85\x93\xE4\x48\xD9\xC5\x45\x73\x81\xAA\xF7"
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koreankey = "\x63\xB8\x2B\xB4\xF4\x61\x4E\x2E\x13\xF2\xFE\xFB\xBA\x4C\x9B\x7E"
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if(self.tik.commonkey_index == 1): #korean, kekekekek!
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commonkey = koreankey
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self.titlekey = Crypto().decryptTitleKey(commonkey, self.tik.titleid, self.tik.enctitlekey)
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return self
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def getTitleKey(self):
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"""Returns a string containing the title key."""
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return self.titlekey
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def getTitleID(self):
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"""Returns a long integer with the title id."""
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return self.tik.titleid
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def setTitleID(self, titleid):
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"""Sets the title id of the ticket from the long integer passed in titleid."""
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self.tik.titleid = titleid
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commonkey = "\xEB\xE4\x2A\x22\x5E\x85\x93\xE4\x48\xD9\xC5\x45\x73\x81\xAA\xF7"
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koreankey = "\x63\xB8\x2B\xB4\xF4\x61\x4E\x2E\x13\xF2\xFE\xFB\xBA\x4C\x9B\x7E"
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if(self.tik.commonkey_index == 1): #korean, kekekekek!
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commonkey = koreankey
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self.titlekey = Crypto().decryptTitleKey(commonkey, self.tik.titleid, self.tik.enctitlekey) #This changes the decrypted title key!
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def __str__(self):
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out = ""
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out += " Ticket:\n"
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out += " Title ID: %08x-%08x\n" % (self.getTitleID() >> 32, self.getTitleID() & 0xFFFFFFFF)
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out += " Title key IV: "
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out += hexdump(struct.pack(">Q", self.getTitleID()) + "\x00\x00\x00\x00\x00\x00\x00\x00")
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out += "\n"
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out += " Title key (encrypted): "
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out += hexdump(self.tik.enctitlekey)
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out += "\n"
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out += " Title key (decrypted): "
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out += hexdump(self.getTitleKey())
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out += "\n"
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return out
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def fakesign(self):
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"""Fakesigns (or Trucha signs) and dumps the ticket to either fn, if not empty, or overwriting the source if empty. Returns the output filename."""
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self.rsamod = self.rsamod = "\x00" * 256
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for i in range(65536):
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self.tik.unk2 = i
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if(Crypto().createSHAHashHex(self.tik.pack())[:2] == "00"):
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break
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if(i == 65535):
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raise ValueError("Failed to fakesign. Aborting...")
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def _dump(self):
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"""Dumps the ticket to either fn, if not empty, or overwriting the source if empty. **Does not fakesign.** Returns the output filename."""
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return self.tik.pack()
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def __len__(self):
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return len(self.tik)
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class TMD(WiiObject):
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"""This class allows you to edit TMDs. TMD (Title Metadata) files are used in many places to hold information about titles. The parameter f to the initialization is the filename to open and create a TMD from."""
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class TMDContent(Struct):
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__endian__ = Struct.BE
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def __format__(self):
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self.cid = Struct.uint32
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self.index = Struct.uint16
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self.type = Struct.uint16
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self.size = Struct.uint64
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self.hash = Struct.string(20)
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class TMDStruct(Struct):
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__endian__ = Struct.BE
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def __format__(self):
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self.rsaexp = Struct.uint32
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self.rsamod = Struct.string(256)
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self.padding1 = Struct.string(60)
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self.rsaid = Struct.string(64)
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self.version = Struct.uint8[4]
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self.iosversion = Struct.uint64
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self.titleid = Struct.uint64
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self.title_type = Struct.uint32
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self.group_id = Struct.uint16
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self.reserved = Struct.string(62)
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self.access_rights = Struct.uint32
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self.title_version = Struct.uint16
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self.numcontents = Struct.uint16
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self.boot_index = Struct.uint16
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self.padding2 = Struct.uint16
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#contents follow this
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def _load(self, data):
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self.tmd.unpack(data[:len(self.tmd)])
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pos = len(self.tmd)
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for i in range(self.tmd.numcontents):
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cont = self.TMDContent()
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cont.unpack(data[pos:pos + len(cont)])
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pos += len(cont)
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self.contents.append(cont)
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def __init__(self):
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self.tmd = self.TMDStruct()
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self.tmd.titleid = 0x0000000100000000
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self.contents = []
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def getContents(self):
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"""Returns a list of contents. Each content is an object with the members "size", the size of the content's decrypted data; "cid", the content id; "type", the type of the content (0x8001 for shared, 0x0001 for standard, more possible), and a 20 byte string called "hash"."""
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return self.contents
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def setContents(self, contents):
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"""This sets the contents in the TMD to the contents you provide in the contents parameter. Also updates the TMD to the appropraite amount of contents."""
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self.contents = contents
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self.tmd.numcontents = len(contents)
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def __str__(self):
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out = ""
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out += " TMD:\n"
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out += " Versions: (todo) %u, CA CRL (todo) %u, Signer CRL (todo) %u, System %u-%u\n" % (0, 0, 0, self.getIOSVersion() >> 32, self.getIOSVersion() & 0xFFFFFFFF)
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out += " Title ID: %08x-%08x\n" % (self.getTitleID() >> 32, self.getTitleID() & 0xFFFFFFFF)
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out += " Title Type: %u\n" % self.tmd.title_type
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out += " Group ID: '%02u'\n" % self.tmd.group_id
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out += " Access Rights: 0x%08x\n" % self.tmd.access_rights
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out += " Title Version: 0x%04x\n" % self.tmd.title_version
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out += " Boot Index: %u\n" % self.getBootIndex()
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out += " Contents: \n"
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out += " ID Index Type Size Hash\n"
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contents = self.getContents()
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for i in range(len(contents)):
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out += " %08X %-4u 0x%04x %#-12x " % (contents[i].cid, contents[i].index, contents[i].type, contents[i].size)
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out += hexdump(contents[i].hash)
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out += "\n"
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return out
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def __len__(self):
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contents = self.getContents()
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sz = len(self.tmd)
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for i in range(len(contents)):
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sz += len(contents[i])
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return sz
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def fakesign(self):
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"""Dumps the TMD to the filename specified in fn, if not empty. If that is empty, it overwrites the original. This fakesigns the TMD, but does not update the hashes and the sizes, that is left as a job for you. Returns output filename."""
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for i in range(65536):
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self.tmd.padding2 = i
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data = "" #gotta reset it every time
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data += self.tmd.pack()
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for i in range(self.tmd.numcontents):
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data += self.contents[i].pack()
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if(Crypto().createSHAHashHex(data)[:2] == "00"):
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break
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if(i == 65535):
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raise ValueError("Failed to fakesign! Aborting...")
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def _dump(self):
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"""Same as the :dump: function, but does not fakesign the TMD. Also returns output filename."""
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data = ""
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data += self.tmd.pack()
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for i in range(self.tmd.numcontents):
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data += self.contents[i].pack()
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return data
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def getTitleID(self):
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"""Returns the long integer title id."""
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return self.tmd.titleid
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def setTitleID(self, titleid):
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"""Sets the title id to the long integer specified in the parameter titleid."""
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self.tmd.titleid = titleid
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def getIOSVersion(self):
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"""Returns the IOS version the title will run off of."""
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return self.tmd.iosversion
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def setIOSVersion(self, version):
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"""Sets the IOS version the title will run off of to the arguement version."""
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self.tmd.iosverison = version
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def getBootIndex(self):
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"""Returns the boot index of the TMD."""
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return self.tmd.boot_index
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def setBootIndex(self, index):
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"""Sets the boot index of the TMD to the value of index."""
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self.tmd.boot_index = index
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class NUS:
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"""This class can download titles from NUS, or Nintendo Update Server. The titleid parameter is the long integer version of the title to download. The version parameter is optional and specifies the version to download. If version is not given, it is assumed to be the latest version on NUS."""
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def __init__(self, titleid, version = None):
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self.titleid = titleid
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self.baseurl = "http://nus.cdn.shop.wii.com/ccs/download/%08x%08x/" % (titleid >> 32, titleid & 0xFFFFFFFF)
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self.version = version
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def download(self, fn = "", decrypt = True, useidx = True):
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"""This will download a title from NUS into a directory either specified by fn (if it is not empty) or a directory created by the title id in hex form. If decrypt is true, it will decrypt the contents, otherwise it will not. A certs file is always created to enable easy WAD Packing. The parameter useidx specifies wheither to use the index or the content id for the file naming (default is index)."""
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if(fn == ""):
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fn = "%08x%08x" % (self.titleid >> 32, self.titleid & 0xFFFFFFFF)
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try:
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os.mkdir(fn)
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except:
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pass
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os.chdir(fn)
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certs = ""
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rawtmd = urllib.urlopen("http://nus.cdn.shop.wii.com/ccs/download/0000000100000002/tmd.289").read()
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rawtik = urllib.urlopen("http://nus.cdn.shop.wii.com/ccs/download/0000000100000002/cetk").read()
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certs += rawtik[0x2A4:0x2A4 + 0x300] #XS
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certs += rawtik[0x2A4 + 0x300:] #CA (tik)
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certs += rawtmd[0x328:0x328 + 0x300] #CP
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if(Crypto().createMD5HashHex(certs) != "7ff50e2733f7a6be1677b6f6c9b625dd"):
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raise ValueError("Failed to create certs! MD5 mistatch.")
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open("cert", "wb").write(certs)
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if(self.version == None):
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versionstring = ""
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else:
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versionstring = ".%u" % self.version
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urllib.urlretrieve(self.baseurl + "tmd" + versionstring, "tmd")
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tmd = TMD.loadFile("tmd")
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tmd.dumpFile("tmd") # strip certs
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urllib.urlretrieve(self.baseurl + "cetk", "tik")
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tik = Ticket.loadFile("tik")
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tik.dumpFile("tik") # strip certs
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if(decrypt):
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titlekey = tik.getTitleKey()
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contents = tmd.getContents()
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for content in contents:
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output = content.cid
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if(useidx):
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output = content.index
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urllib.urlretrieve(self.baseurl + ("%08x" % content.cid), "%08x.app" % output)
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if(decrypt):
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data = open("%08x.app" % output, "rb").read(content.size)
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tmpdata = Crypto().decryptContent(titlekey, content.index, data)
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if(Crypto().validateSHAHash(tmpdata, content.hash) == 0):
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raise ValueError("Decryption failed! SHA1 mismatch.")
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open("%08x.app" % output, "wb").write(tmpdata)
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os.chdir("..")
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