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20 lines
656 B
Python
20 lines
656 B
Python
# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
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#
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# SPDX-License-Identifier: MPL-2.0
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#
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, you can obtain one at https://mozilla.org/MPL/2.0/.
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#
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# See the COPYRIGHT file distributed with this work for additional
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# information regarding copyright ownership.
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import dns.name
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def prepend_label(label: str, name: dns.name.Name) -> dns.name.Name:
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return dns.name.Name((label,) + name.labels)
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def len_wire_uncompressed(name: dns.name.Name) -> int:
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return len(name) + sum(map(len, name.labels))
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