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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	2.34 KB	-rw-r--r--
_asyncio_backend.py	8.84 KB	-rw-r--r--
_ddr.py	5.12 KB	-rw-r--r--
_features.py	2.43 KB	-rw-r--r--
_immutable_ctx.py	2.4 KB	-rw-r--r--
_trio_backend.py	8.27 KB	-rw-r--r--
asyncbackend.py	2.73 KB	-rw-r--r--
asyncquery.py	30.1 KB	-rw-r--r--
asyncresolver.py	17.43 KB	-rw-r--r--
dnssec.py	40.74 KB	-rw-r--r--
dnssectypes.py	1.76 KB	-rw-r--r--
e164.py	3.88 KB	-rw-r--r--
edns.py	16.69 KB	-rw-r--r--
entropy.py	4.14 KB	-rw-r--r--
enum.py	3.6 KB	-rw-r--r--
exception.py	5.81 KB	-rw-r--r--
flags.py	2.69 KB	-rw-r--r--
grange.py	2.09 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	6.4 KB	-rw-r--r--
message.py	66.59 KB	-rw-r--r--
name.py	41.78 KB	-rw-r--r--
namedict.py	3.91 KB	-rw-r--r--
nameserver.py	9.88 KB	-rw-r--r--
node.py	12.37 KB	-rw-r--r--
opcode.py	2.67 KB	-rw-r--r--
py.typed	0 B	-rw-r--r--
query.py	54.98 KB	-rw-r--r--
rcode.py	4.06 KB	-rw-r--r--
rdata.py	30.29 KB	-rw-r--r--
rdataclass.py	2.91 KB	-rw-r--r--
rdataset.py	16.27 KB	-rw-r--r--
rdatatype.py	7.27 KB	-rw-r--r--
renderer.py	10.99 KB	-rw-r--r--
resolver.py	72 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	9 KB	-rw-r--r--
tokenizer.py	23.03 KB	-rw-r--r--
transaction.py	22.06 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	8.67 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 : serial.py

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

"""Serial Number Arthimetic from RFC 1982"""

class Serial:
    def __init__(self, value: int, bits: int = 32):
        self.value = value % 2**bits
        self.bits = bits

def __repr__(self):
        return f"dns.serial.Serial({self.value}, {self.bits})"

def __eq__(self, other):
        if isinstance(other, int):
            other = Serial(other, self.bits)
        elif not isinstance(other, Serial) or other.bits != self.bits:
            return NotImplemented
        return self.value == other.value

def __ne__(self, other):
        if isinstance(other, int):
            other = Serial(other, self.bits)
        elif not isinstance(other, Serial) or other.bits != self.bits:
            return NotImplemented
        return self.value != other.value

def __lt__(self, other):
        if isinstance(other, int):
            other = Serial(other, self.bits)
        elif not isinstance(other, Serial) or other.bits != self.bits:
            return NotImplemented
        if self.value < other.value and other.value - self.value < 2 ** (self.bits - 1):
            return True
        elif self.value > other.value and self.value - other.value > 2 ** (
            self.bits - 1
        ):
            return True
        else:
            return False

def __le__(self, other):
        return self == other or self < other

def __gt__(self, other):
        if isinstance(other, int):
            other = Serial(other, self.bits)
        elif not isinstance(other, Serial) or other.bits != self.bits:
            return NotImplemented
        if self.value < other.value and other.value - self.value > 2 ** (self.bits - 1):
            return True
        elif self.value > other.value and self.value - other.value < 2 ** (
            self.bits - 1
        ):
            return True
        else:
            return False

def __ge__(self, other):
        return self == other or self > other

def __add__(self, other):
        v = self.value
        if isinstance(other, Serial):
            delta = other.value
        elif isinstance(other, int):
            delta = other
        else:
            raise ValueError
        if abs(delta) > (2 ** (self.bits - 1) - 1):
            raise ValueError
        v += delta
        v = v % 2**self.bits
        return Serial(v, self.bits)

def __iadd__(self, other):
        v = self.value
        if isinstance(other, Serial):
            delta = other.value
        elif isinstance(other, int):
            delta = other
        else:
            raise ValueError
        if abs(delta) > (2 ** (self.bits - 1) - 1):
            raise ValueError
        v += delta
        v = v % 2**self.bits
        self.value = v
        return self

def __sub__(self, other):
        v = self.value
        if isinstance(other, Serial):
            delta = other.value
        elif isinstance(other, int):
            delta = other
        else:
            raise ValueError
        if abs(delta) > (2 ** (self.bits - 1) - 1):
            raise ValueError
        v -= delta
        v = v % 2**self.bits
        return Serial(v, self.bits)

def __isub__(self, other):
        v = self.value
        if isinstance(other, Serial):
            delta = other.value
        elif isinstance(other, int):
            delta = other
        else:
            raise ValueError
        if abs(delta) > (2 ** (self.bits - 1) - 1):
            raise ValueError
        v -= delta
        v = v % 2**self.bits
        self.value = v
        return self

${this.title}

Code Editor : serial.py