def get_nvram(variable: str, uuid: str = None, *, decode: bool = False):
# TODO: Properly fix for El Capitan, which does not print the XML representation even though we say to
if uuid is not None:
uuid += ":"
else:
uuid = ""
nvram = ioreg.IORegistryEntryFromPath(ioreg.kIOMasterPortDefault,
"IODeviceTree:/options".encode())
value = ioreg.IORegistryEntryCreateCFProperty(nvram, f"{uuid}{variable}",
ioreg.kCFAllocatorDefault,
ioreg.kNilOptions)
ioreg.IOObjectRelease(nvram)
if not value:
return None
value = ioreg.corefoundation_to_native(value)
if decode and isinstance(value, bytes):
value = value.strip(b"\0").decode()
return value
def smbios_probe(self):
# Reported model
entry = next(ioreg.ioiterator_to_list(ioreg.IOServiceGetMatchingServices(ioreg.kIOMasterPortDefault, ioreg.IOServiceMatching("IOPlatformExpertDevice".encode()), None)[1]))
self.reported_model = ioreg.corefoundation_to_native(ioreg.IORegistryEntryCreateCFProperty(entry, "model", ioreg.kCFAllocatorDefault, ioreg.kNilOptions)).strip(b"\0").decode() # type: ignore
translated = subprocess.run("sysctl -in sysctl.proc_translated".split(), stdout=subprocess.PIPE).stdout.decode()
if translated:
board = "target-type"
else:
board = "board-id"
self.reported_board_id = ioreg.corefoundation_to_native(ioreg.IORegistryEntryCreateCFProperty(entry, board, ioreg.kCFAllocatorDefault, ioreg.kNilOptions)).strip(b"\0").decode() # type: ignore
ioreg.IOObjectRelease(entry)
# Real model
# TODO: We previously had logic for OC users using iMacPro1,1 with incorrect ExposeSensitiveData. Add logic?
self.real_model = utilities.get_nvram("oem-product", "4D1FDA02-38C7-4A6A-9CC6-4BCCA8B30102", decode=True) or self.reported_model
self.real_board_id = utilities.get_nvram("oem-board", "4D1FDA02-38C7-4A6A-9CC6-4BCCA8B30102", decode=True) or self.reported_board_id
# OCLP version
self.oclp_version = utilities.get_nvram("OCLP-Version", "4D1FDA02-38C7-4A6A-9CC6-4BCCA8B30102", decode=True)
self.opencore_version = utilities.get_nvram("opencore-version", "4D1FDA02-38C7-4A6A-9CC6-4BCCA8B30102", decode=True)
def from_ioregistry(cls, entry: ioreg.io_registry_entry_t, anti_spoof=True):
device = super().from_ioregistry(entry, anti_spoof=anti_spoof)
matching_dict = {
"IOParentMatch": ioreg.corefoundation_to_native(ioreg.IORegistryEntryIDMatching(ioreg.IORegistryEntryGetRegistryEntryID(entry, None)[1])),
"IOProviderClass": "IO80211Interface",
}
interface = next(ioreg.ioiterator_to_list(ioreg.IOServiceGetMatchingServices(ioreg.kIOMasterPortDefault, matching_dict, None)[1]), None)
if interface:
device.country_code = ioreg.corefoundation_to_native(ioreg.IORegistryEntryCreateCFProperty(interface, "IO80211CountryCode", ioreg.kCFAllocatorDefault, ioreg.kNilOptions)) # type: ignore # If not present, will be None anyways
else:
device.country_code = None # type: ignore
return device
def storage_probe(self):
sata_controllers = ioreg.ioiterator_to_list(
ioreg.IOServiceGetMatchingServices(
ioreg.kIOMasterPortDefault,
{"IOProviderClass": "IOPCIDevice", "IOPropertyMatch": [{"class-code": binascii.a2b_hex(utilities.hexswap(hex(SATAController.CLASS_CODE)[2:].zfill(8)))}]},
None,
)[1]
)
sas_controllers = ioreg.ioiterator_to_list(
ioreg.IOServiceGetMatchingServices(
ioreg.kIOMasterPortDefault,
{"IOProviderClass": "IOPCIDevice", "IOPropertyMatch": [{"class-code": binascii.a2b_hex(utilities.hexswap(hex(SASController.CLASS_CODE)[2:].zfill(8)))}]},
None,
)[1]
)
nvme_controllers = ioreg.ioiterator_to_list(
ioreg.IOServiceGetMatchingServices(
ioreg.kIOMasterPortDefault, {"IOProviderClass": "IONVMeController", "IOParentMatch": {"IOProviderClass": "IOPCIDevice"}, "IOPropertyMatch": {"IOClass": "IONVMeController"}}, None
)[1]
)
for device in sata_controllers:
self.storage.append(SATAController.from_ioregistry(device))
ioreg.IOObjectRelease(device)
for device in sas_controllers:
self.storage.append(SASController.from_ioregistry(device))
ioreg.IOObjectRelease(device)
for device in nvme_controllers:
parent = ioreg.IORegistryEntryGetParentEntry(device, "IOService".encode(), None)[1]
ioreg.IOObjectRelease(device)
aspm: Union[int, bytes] = ioreg.corefoundation_to_native(ioreg.IORegistryEntryCreateCFProperty(parent, "pci-aspm-default", ioreg.kCFAllocatorDefault, ioreg.kNilOptions)) or 0 # type: ignore
if isinstance(aspm, bytes):
aspm = int.from_bytes(aspm, byteorder="little")
controller = NVMeController.from_ioregistry(parent)
controller.aspm = aspm
if controller.vendor_id != 0x106B:
# Handle Apple Vendor ID
self.storage.append(controller)
ioreg.IOObjectRelease(parent)