Updated script that can be controled by Nodejs web app

lib/python3.13/site-packages/dns/rdtypes/ANY/NSEC.py

@@ -0,0 +1,67 @@
+# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license
+
+# Copyright (C) 2004-2007, 2009-2011 Nominum, Inc.
+#
+# Permission to use, copy, modify, and distribute this software and its
+# documentation for any purpose with or without fee is hereby granted,
+# provided that the above copyright notice and this permission notice
+# appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
+# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+import dns.exception
+import dns.immutable
+import dns.name
+import dns.rdata
+import dns.rdatatype
+import dns.rdtypes.util
+
+
+@dns.immutable.immutable
+class Bitmap(dns.rdtypes.util.Bitmap):
+    type_name = "NSEC"
+
+
+@dns.immutable.immutable
+class NSEC(dns.rdata.Rdata):
+    """NSEC record"""
+
+    __slots__ = ["next", "windows"]
+
+    def __init__(self, rdclass, rdtype, next, windows):
+        super().__init__(rdclass, rdtype)
+        self.next = self._as_name(next)
+        if not isinstance(windows, Bitmap):
+            windows = Bitmap(windows)
+        self.windows = tuple(windows.windows)
+
+    def to_text(self, origin=None, relativize=True, **kw):
+        next = self.next.choose_relativity(origin, relativize)
+        text = Bitmap(self.windows).to_text()
+        return f"{next}{text}"
+
+    @classmethod
+    def from_text(
+        cls, rdclass, rdtype, tok, origin=None, relativize=True, relativize_to=None
+    ):
+        next = tok.get_name(origin, relativize, relativize_to)
+        windows = Bitmap.from_text(tok)
+        return cls(rdclass, rdtype, next, windows)
+
+    def _to_wire(self, file, compress=None, origin=None, canonicalize=False):
+        # Note that NSEC downcasing, originally mandated by RFC 4034
+        # section 6.2 was removed by RFC 6840 section 5.1.
+        self.next.to_wire(file, None, origin, False)
+        Bitmap(self.windows).to_wire(file)
+
+    @classmethod
+    def from_wire_parser(cls, rdclass, rdtype, parser, origin=None):
+        next = parser.get_name(origin)
+        bitmap = Bitmap.from_wire_parser(parser)
+        return cls(rdclass, rdtype, next, bitmap)