Add support for initial d zero

titles/idz/handlers/load_2on2.py

@@ -0,0 +1,36 @@
+import struct
+
+from .base import IDZHandlerBase
+from core.config import CoreConfig
+from ..config import IDZConfig
+from ..const import IDZConstants
+
+class IDZHandlerLoad2on2A(IDZHandlerBase):
+    cmd_codes = [0x00b0, 0x00b0, 0x00a3, 0x00a3]
+    rsp_codes = [0x00b1, 0x00b1, 0x00a4, 0x00a4]
+    name = "load_2on2A"
+
+    def __init__(self, core_cfg: CoreConfig, game_cfg: IDZConfig, version: int) -> None:
+        super().__init__(core_cfg, game_cfg, version)
+        self.size = 0x04c0
+
+        if version >= IDZConstants.VER_IDZ_210:
+            self.size = 0x1290
+    
+    def handle(self, data: bytes) -> bytearray:
+        return super().handle(data)
+
+class IDZHandlerLoad2on2B(IDZHandlerBase):
+    cmd_codes = [0x0132] * 4
+    rsp_codes = [0x0133] * 4
+    name = "load_2on2B"
+
+    def __init__(self, core_cfg: CoreConfig, game_cfg: IDZConfig, version: int) -> None:
+        super().__init__(core_cfg, game_cfg, version)
+        self.size = 0x04c0
+
+        if version >= IDZConstants.VER_IDZ_210:
+            self.size = 0x0540
+    
+    def handle(self, data: bytes) -> bytearray:
+        return super().handle(data)