Add support for initial d zero

titles/idz/handlers/discover_profile.py

@@ -0,0 +1,23 @@
+import struct
+from typing import Tuple, List, Dict
+
+from .base import IDZHandlerBase
+from core.config import CoreConfig
+from ..config import IDZConfig
+
+class IDZHandlerDiscoverProfile(IDZHandlerBase):
+    cmd_codes = [0x006b, 0x0067]
+    rsp_codes = [0x006c, 0x0068, 0x0068,0x0068]
+    name = "discover_profile"
+
+    def __init__(self, core_cfg: CoreConfig, game_cfg: IDZConfig, version: int) -> None:
+        super().__init__(core_cfg, game_cfg, version)
+        self.size = 0x0010
+    
+    def handle(self, data: bytes) -> bytearray:
+        ret = super().handle(data)
+        user_id = struct.unpack_from("<I", data, 0x04)[0]
+        profile = None
+
+        struct.pack_into("<H", ret, 0x04, int(profile is not None))
+        return ret