python-zeroconf · bdraco · Dec 18, 2022 · Dec 17, 2022 · Dec 17, 2022 · Dec 17, 2022
diff --git a/src/zeroconf/_protocol/__init__.py b/src/zeroconf/_protocol/__init__.py
@@ -19,28 +19,3 @@
     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
     USA
 """
-
-from ..const import _FLAGS_QR_MASK, _FLAGS_QR_QUERY, _FLAGS_QR_RESPONSE, _FLAGS_TC
-
-
-class DNSMessage:
-    """A base class for DNS messages."""
-
-    __slots__ = ('flags',)
-
-    def __init__(self, flags: int) -> None:
-        """Construct a DNS message."""
-        self.flags = flags
-
-    def is_query(self) -> bool:
-        """Returns true if this is a query."""
-        return (self.flags & _FLAGS_QR_MASK) == _FLAGS_QR_QUERY
-
-    def is_response(self) -> bool:
-        """Returns true if this is a response."""
-        return (self.flags & _FLAGS_QR_MASK) == _FLAGS_QR_RESPONSE
-
-    @property
-    def truncated(self) -> bool:
-        """Returns true if this is a truncated."""
-        return (self.flags & _FLAGS_TC) == _FLAGS_TC
diff --git a/src/zeroconf/_protocol/incoming.pxd b/src/zeroconf/_protocol/incoming.pxd
@@ -0,0 +1,80 @@
+
+import cython
+
+
+cdef cython.uint DNS_COMPRESSION_HEADER_LEN
+cdef cython.uint MAX_DNS_LABELS
+cdef cython.uint DNS_COMPRESSION_POINTER_LEN
+cdef cython.uint MAX_NAME_LENGTH
+
+
+cdef cython.uint _TYPE_A
+cdef cython.uint _TYPE_CNAME
+cdef cython.uint _TYPE_PTR
+cdef cython.uint _TYPE_TXT
+cdef cython.uint _TYPE_SRV
+cdef cython.uint _TYPE_HINFO
+cdef cython.uint _TYPE_AAAA
+cdef cython.uint _TYPE_NSEC
+cdef cython.uint _FLAGS_QR_MASK
+cdef cython.uint _FLAGS_QR_MASK
+cdef cython.uint _FLAGS_TC
+cdef cython.uint _FLAGS_QR_QUERY
+cdef cython.uint _FLAGS_QR_RESPONSE
+
+cdef object UNPACK_3H
+cdef object UNPACK_6H
+cdef object UNPACK_HH
+cdef object UNPACK_HHiH
+
+cdef object DECODE_EXCEPTIONS
+
+cdef object IncomingDecodeError
+
+cdef class DNSIncoming:
+
+    cdef bint _did_read_others
+    cdef public unsigned int flags
+    cdef unsigned int offset
+    cdef public bytes data
+    cdef unsigned int _data_len
+    cdef public object name_cache
+    cdef public object questions
+    cdef object _answers
+    cdef public object id
+    cdef public object num_questions
+    cdef public object num_answers
+    cdef public object num_authorities
+    cdef public object num_additionals
+    cdef public object valid
+    cdef public object now
+    cdef public object scope_id
+    cdef public object source
+
+    @cython.locals(
+        off=cython.uint,
+        label_idx=cython.uint,
+        length=cython.uint,
+        link=cython.uint
+    )
+    cdef _decode_labels_at_offset(self, unsigned int off, cython.list labels, object seen_pointers)
+
+    cdef _read_header(self)
+
+    cdef _read_questions(self)
+
+    @cython.locals(
+        length=cython.uint
+    )
+    cdef bytes _read_character_string(self)
+
+    cdef _read_string(self, unsigned int length)
+
+    @cython.locals(
+        name_start=cython.uint
+    )
+    cdef _read_record(self, object domain, unsigned int type_, object class_, object ttl, object length)
+
+    cdef _read_bitmap(self, unsigned int end)
+
+    cdef _read_name(self)