mirror of
https://github.com/massgravel/keyhole.git
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70 lines
1.8 KiB
Python
70 lines
1.8 KiB
Python
import sys
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import random
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import struct
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import time
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import binascii
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import hashlib
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tlv_types = {
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"SignedBlock": 0x14,
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"DeviceLicenseExpirationTime": 0x1f,
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"PollingTime": 0xd3,
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"LicenseExpirationTime": 0x20,
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"ClepSignState": 0x12d,
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"LicenseDeviceId": 0xd2,
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"UnkBlock1": 0xd1,
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"LicenseId": 0xcb,
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"HardwareId": 0xd0,
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"UnkBlock2": 0xcf,
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"UplinkKeyId": 0x18,
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"UnkBlock3": 0x0,
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"UnkBlock4": 0x12e,
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"UnkBlock5": 0xd5,
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"PackageFullName": 0xce,
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"LicenseInformation": 0xc9,
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"PackedContentKeys": 0xca,
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"EncryptedDeviceKey": 0x1,
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"DeviceLicenseDeviceId": 0x2,
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"LicenseEntryIds": 0xcd,
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"LicensePolicies": 0xd4,
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"KeyholderPublicSigningKey": 0xdc,
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"KeyholderPolicies": 0xdd,
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"KeyholderKeyLicenseId": 0xde,
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"SignatureBlock": 0xcc,
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};
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def encode_tlvblock(type, data):
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return struct.pack("<II", tlv_types[type], len(data)) + data
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extradata = None
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lic_file = sys.argv[1]
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new_pfn = sys.argv[2].lower()
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out_lic = sys.argv[3]
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if len(sys.argv) >= 5:
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extra_file = sys.argv[4]
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with open(extra_file, "rb") as f:
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extradata = f.read()
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with open(lic_file, "rb") as f:
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data = f.read()
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data += encode_tlvblock("PackageFullName", new_pfn.encode("utf-16-le") + b"\x00\x00")
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basic_pol = 0x0a
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if "addon" in new_pfn:
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basic_pol = 0x00
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lic_info = struct.pack("<HHIBB", 5, 1, int(time.time()), basic_pol, 1)
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data += encode_tlvblock("LicenseInformation", lic_info)
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data += encode_tlvblock("LicenseId", random.randbytes(16))
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data += encode_tlvblock("LicenseEntryIds", b"\x01\x00" + hashlib.sha256(new_pfn.encode("utf-16-le")).digest())
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data += encode_tlvblock("LicenseExpirationTime", b"\x00\x00\x00\x00")
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if extradata:
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data += extradata
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with open(out_lic, "wb") as f:
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f.write(data) |