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Name	Size	Permission
__pycache__	[ DIR ]	drwxr-xr-x
dnssecalgs	[ DIR ]	drwxr-xr-x
quic	[ DIR ]	drwxr-xr-x
rdtypes	[ DIR ]	drwxr-xr-x
__init__.py	1.62 KB	-rw-r--r--
_asyncbackend.py	2.3 KB	-rw-r--r--
_asyncio_backend.py	8.76 KB	-rw-r--r--
_ddr.py	5.12 KB	-rw-r--r--
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_immutable_ctx.py	2.4 KB	-rw-r--r--
asyncbackend.py	2.73 KB	-rw-r--r--
asyncquery.py	26.22 KB	-rw-r--r--
asyncresolver.py	17.43 KB	-rw-r--r--
dnssec.py	39.74 KB	-rw-r--r--
dnssectypes.py	1.76 KB	-rw-r--r--
e164.py	3.88 KB	-rw-r--r--
edns.py	14.91 KB	-rw-r--r--
entropy.py	4.14 KB	-rw-r--r--
enum.py	3.6 KB	-rw-r--r--
exception.py	5.82 KB	-rw-r--r--
flags.py	2.69 KB	-rw-r--r--
grange.py	2.1 KB	-rw-r--r--
immutable.py	1.97 KB	-rw-r--r--
inet.py	5.64 KB	-rw-r--r--
ipv4.py	2.49 KB	-rw-r--r--
ipv6.py	6.45 KB	-rw-r--r--
message.py	64.45 KB	-rw-r--r--
name.py	41.67 KB	-rw-r--r--
namedict.py	3.91 KB	-rw-r--r--
nameserver.py	9.68 KB	-rw-r--r--
node.py	12.37 KB	-rw-r--r--
opcode.py	2.67 KB	-rw-r--r--
query.py	53.55 KB	-rw-r--r--
rcode.py	4.06 KB	-rw-r--r--
rdata.py	28.77 KB	-rw-r--r--
rdataclass.py	2.91 KB	-rw-r--r--
rdataset.py	16.36 KB	-rw-r--r--
rdatatype.py	7.17 KB	-rw-r--r--
renderer.py	10.99 KB	-rw-r--r--
resolver.py	71.83 KB	-rw-r--r--
reversename.py	3.74 KB	-rw-r--r--
rrset.py	8.96 KB	-rw-r--r--
serial.py	3.52 KB	-rw-r--r--
set.py	8.88 KB	-rw-r--r--
tokenizer.py	23.03 KB	-rw-r--r--
transaction.py	22.11 KB	-rw-r--r--
tsig.py	11.15 KB	-rw-r--r--
tsigkeyring.py	2.57 KB	-rw-r--r--
ttl.py	2.91 KB	-rw-r--r--
update.py	11.96 KB	-rw-r--r--
version.py	1.88 KB	-rw-r--r--
versioned.py	11.49 KB	-rw-r--r--
win32util.py	8.89 KB	-rw-r--r--
wire.py	2.76 KB	-rw-r--r--
xfr.py	12.96 KB	-rw-r--r--
zone.py	50.87 KB	-rw-r--r--
zonefile.py	27.27 KB	-rw-r--r--
zonetypes.py	690 B	-rw-r--r--

Code Editor : flags.py

# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license

# Copyright (C) 2001-2017 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.

"""DNS Message Flags."""

import enum
from typing import Any

# Standard DNS flags

class Flag(enum.IntFlag):
    #: Query Response
    QR = 0x8000
    #: Authoritative Answer
    AA = 0x0400
    #: Truncated Response
    TC = 0x0200
    #: Recursion Desired
    RD = 0x0100
    #: Recursion Available
    RA = 0x0080
    #: Authentic Data
    AD = 0x0020
    #: Checking Disabled
    CD = 0x0010

# EDNS flags

class EDNSFlag(enum.IntFlag):
    #: DNSSEC answer OK
    DO = 0x8000

def _from_text(text: str, enum_class: Any) -> int:
    flags = 0
    tokens = text.split()
    for t in tokens:
        flags |= enum_class[t.upper()]
    return flags

def _to_text(flags: int, enum_class: Any) -> str:
    text_flags = []
    for k, v in enum_class.__members__.items():
        if flags & v != 0:
            text_flags.append(k)
    return " ".join(text_flags)

def from_text(text: str) -> int:
    """Convert a space-separated list of flag text values into a flags
    value.

Returns an ``int``
    """

return _from_text(text, Flag)

def to_text(flags: int) -> str:
    """Convert a flags value into a space-separated list of flag text
    values.

Returns a ``str``.
    """

return _to_text(flags, Flag)

def edns_from_text(text: str) -> int:
    """Convert a space-separated list of EDNS flag text values into a EDNS
    flags value.

Returns an ``int``
    """

return _from_text(text, EDNSFlag)

def edns_to_text(flags: int) -> str:
    """Convert an EDNS flags value into a space-separated list of EDNS flag
    text values.

Returns a ``str``.
    """

return _to_text(flags, EDNSFlag)

### BEGIN generated Flag constants

QR = Flag.QR
AA = Flag.AA
TC = Flag.TC
RD = Flag.RD
RA = Flag.RA
AD = Flag.AD
CD = Flag.CD

### END generated Flag constants

### BEGIN generated EDNSFlag constants

DO = EDNSFlag.DO

### END generated EDNSFlag constants

${this.title}

Code Editor : flags.py