mirror of https://github.com/morpheus65535/bazarr
41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license
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import struct
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import dns.immutable
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@dns.immutable.immutable
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class L32(dns.rdata.Rdata):
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"""L32 record"""
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# see: rfc6742.txt
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__slots__ = ['preference', 'locator32']
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def __init__(self, rdclass, rdtype, preference, locator32):
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super().__init__(rdclass, rdtype)
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self.preference = self._as_uint16(preference)
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self.locator32 = self._as_ipv4_address(locator32)
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def to_text(self, origin=None, relativize=True, **kw):
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return f'{self.preference} {self.locator32}'
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@classmethod
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def from_text(cls, rdclass, rdtype, tok, origin=None, relativize=True,
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relativize_to=None):
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preference = tok.get_uint16()
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nodeid = tok.get_identifier()
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return cls(rdclass, rdtype, preference, nodeid)
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def _to_wire(self, file, compress=None, origin=None, canonicalize=False):
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file.write(struct.pack('!H', self.preference))
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file.write(dns.ipv4.inet_aton(self.locator32))
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@classmethod
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def from_wire_parser(cls, rdclass, rdtype, parser, origin=None):
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preference = parser.get_uint16()
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locator32 = parser.get_remaining()
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return cls(rdclass, rdtype, preference, locator32)
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