1# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license 2 3# Copyright (C) 2016 Nominum, Inc. 4# 5# Permission to use, copy, modify, and distribute this software and its 6# documentation for any purpose with or without fee is hereby granted, 7# provided that the above copyright notice and this permission notice 8# appear in all copies. 9# 10# THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES 11# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR 13# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT 16# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 18import base64 19 20import dns.exception 21import dns.immutable 22import dns.rdata 23import dns.tokenizer 24 25@dns.immutable.immutable 26class OPENPGPKEY(dns.rdata.Rdata): 27 28 """OPENPGPKEY record""" 29 30 # see: RFC 7929 31 32 def __init__(self, rdclass, rdtype, key): 33 super().__init__(rdclass, rdtype) 34 self.key = self._as_bytes(key) 35 36 def to_text(self, origin=None, relativize=True, **kw): 37 return dns.rdata._base64ify(self.key, chunksize=None, **kw) 38 39 @classmethod 40 def from_text(cls, rdclass, rdtype, tok, origin=None, relativize=True, 41 relativize_to=None): 42 b64 = tok.concatenate_remaining_identifiers().encode() 43 key = base64.b64decode(b64) 44 return cls(rdclass, rdtype, key) 45 46 def _to_wire(self, file, compress=None, origin=None, canonicalize=False): 47 file.write(self.key) 48 49 @classmethod 50 def from_wire_parser(cls, rdclass, rdtype, parser, origin=None): 51 key = parser.get_remaining() 52 return cls(rdclass, rdtype, key) 53