Add python file to create enums from .arc files (#2670)

tools/binary_funcs.py

@@ -0,0 +1,62 @@
+import os
+import struct
+from typing import BinaryIO
+
+def skip_bytes(binary_file:BinaryIO, byte_count:int) -> None:
+    binary_file.seek(byte_count, os.SEEK_CUR)
+
+def read_s8(binary_file: BinaryIO)-> int:
+    chunk = binary_file.read(1)
+    if len(chunk) < 1:
+        raise EOFError()
+    return struct.unpack(">b", chunk)[0]
+
+def read_s16(binary_file: BinaryIO) -> int:
+    chunk = binary_file.read(2)
+    if len(chunk) < 2:
+        raise EOFError()
+    return struct.unpack(">h", chunk)[0]
+
+def read_s32(binary_file: BinaryIO) -> int:
+    chunk = binary_file.read(4)
+    if len(chunk) < 4:
+        raise EOFError()
+    return struct.unpack(">i", chunk)[0]
+
+def read_u8(binary_file: BinaryIO) -> int:
+    chunk = binary_file.read(1)
+    if len(chunk) < 1:
+        raise EOFError()
+    return struct.unpack(">B", chunk)[0]
+
+def read_u16(binary_file: BinaryIO) -> int:
+    chunk = binary_file.read(2)
+    if len(chunk) < 2:
+        raise EOFError()
+    return struct.unpack(">H", chunk)[0]
+
+def read_u32(binary_file: BinaryIO) -> int:
+    chunk = binary_file.read(4)
+    if len(chunk) < 4:
+        raise EOFError()
+    return struct.unpack(">I", chunk)[0]
+
+def read_f32(binary_file: BinaryIO) -> int:
+    chunk = binary_file.read(4)
+    if len(chunk) < 4:
+        raise EOFError()
+    return struct.unpack(">f", chunk)[0]
+
+def read_bytes_until_null(binary_file: BinaryIO) -> bytes:
+  str_length = 0
+  while True:
+    char = binary_file.read(1)
+    if char == b"\0":
+      break
+    else:
+      str_length += 1
+  
+  binary_file.seek(-(str_length+1), os.SEEK_CUR)
+  string = binary_file.read(str_length)
+  
+  return string