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/opt/hc_python/lib/python3.12/site-packages/dns/serial.py

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# 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

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dnssecalgs DIR	-	drwxr-xr-x	2025-04-04 08:02:00	Edit Download recursive recursive
quic DIR	-	drwxr-xr-x	2025-04-04 08:02:00	Edit Download recursive recursive
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asyncbackend.py	2.73 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
asyncquery.py	30.10 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
asyncresolver.py	17.43 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
dnssec.py	40.74 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
dnssectypes.py	1.76 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
e164.py	3.88 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
edns.py	16.69 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
entropy.py	4.14 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
enum.py	3.60 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
exception.py	5.81 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
flags.py	2.69 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
grange.py	2.09 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
immutable.py	1.97 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
inet.py	5.64 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
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message.py	66.59 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
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nameserver.py	9.88 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
node.py	12.37 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
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rrset.py	8.96 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
serial.py	3.52 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
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version.py	1.88 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
versioned.py	11.49 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
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zone.py	50.87 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
zonefile.py	27.27 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
zonetypes.py	690 B	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
_asyncbackend.py	2.34 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive
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__init__.py	1.62 KB	lrw-r--r--	2025-04-04 08:02:00	Edit Download recursive recursive