Source code for dns.rdtypes.IN.NSAP

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import binascii

import dns.exception
import dns.immutable
import dns.rdata
import dns.tokenizer


[docs] @dns.immutable.immutable class NSAP(dns.rdata.Rdata): """NSAP record.""" # see: RFC 1706 __slots__ = ["address"] def __init__(self, rdclass, rdtype, address): super().__init__(rdclass, rdtype) self.address = self._as_bytes(address)
[docs] def to_text(self, origin=None, relativize=True, **kw): return "0x%s" % binascii.hexlify(self.address).decode()
@classmethod def from_text( cls, rdclass, rdtype, tok, origin=None, relativize=True, relativize_to=None ): address = tok.get_string() if address[0:2] != "0x": raise dns.exception.SyntaxError("string does not start with 0x") address = address[2:].replace(".", "") if len(address) % 2 != 0: raise dns.exception.SyntaxError("hexstring has odd length") address = binascii.unhexlify(address.encode()) return cls(rdclass, rdtype, address) def _to_wire(self, file, compress=None, origin=None, canonicalize=False): file.write(self.address) @classmethod def from_wire_parser(cls, rdclass, rdtype, parser, origin=None): address = parser.get_remaining() return cls(rdclass, rdtype, address)