artemis/core/adb_handlers/lookup.py

83 lines
2.9 KiB
Python

from construct import Struct, Int32sl, Padding, Int8sl
from typing import Union
from .base import *
class ADBLookupException(Exception):
pass
class ADBLookupRequest(ADBBaseRequest):
def __init__(self, data: bytes) -> None:
super().__init__(data)
self.access_code = data[0x20:0x2A].hex()
company_code, fw_version, self.serial_number = struct.unpack_from("<bbI", data, 0x2A)
try:
self.company_code = CompanyCodes(company_code)
except ValueError as e:
raise ADBLookupException(f"Invalid company code - {e}")
self.fw_version = ReaderFwVer.from_byte(fw_version)
class ADBLookupResponse(ADBBaseResponse):
def __init__(self, user_id: Union[int, None], game_id: str = "SXXX", store_id: int = 1, keychip_id: str = "A69E01A8888", code: int = 0x06, length: int = 0x30, status: int = 1) -> None:
super().__init__(code, length, status, game_id, store_id, keychip_id)
self.user_id = user_id if user_id is not None else -1
self.portal_reg = PortalRegStatus.NO_REG
@classmethod
def from_req(cls, req: ADBHeader, user_id: Union[int, None]) -> "ADBLookupResponse":
c = cls(user_id, req.game_id, req.store_id, req.keychip_id)
c.head.protocol_ver = req.protocol_ver
return c
def make(self):
resp_struct = Struct(
"user_id" / Int32sl,
"portal_reg" / Int8sl,
Padding(11)
)
body = resp_struct.build(dict(
user_id = self.user_id,
portal_reg = self.portal_reg.value
))
self.head.length = HEADER_SIZE + len(body)
return self.head.make() + body
class ADBLookupExResponse(ADBBaseResponse):
def __init__(self, user_id: Union[int, None], game_id: str = "SXXX", store_id: int = 1, keychip_id: str = "A69E01A8888",
code: int = 0x10, length: int = 0x130, status: int = 1) -> None:
super().__init__(code, length, status, game_id, store_id, keychip_id)
self.user_id = user_id if user_id is not None else -1
self.portal_reg = PortalRegStatus.NO_REG
self.auth_key = [0] * 256
@classmethod
def from_req(cls, req: ADBHeader, user_id: Union[int, None]) -> "ADBLookupExResponse":
c = cls(user_id, req.game_id, req.store_id, req.keychip_id)
c.head.protocol_ver = req.protocol_ver
return c
def make(self):
resp_struct = Struct(
"user_id" / Int32sl,
"portal_reg" / Int8sl,
Padding(3),
"auth_key" / Int8sl[256],
"relation1" / Int32sl,
"relation2" / Int32sl,
)
body = resp_struct.build(dict(
user_id = self.user_id,
portal_reg = self.portal_reg.value,
auth_key = self.auth_key,
relation1 = -1,
relation2 = -1
))
self.head.length = HEADER_SIZE + len(body)
return self.head.make() + body