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“shengyudong” 322ac74336 2025-12-25 upload
2025-12-25 11:16:59 +08:00

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2.4 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (C) 2016 Fabio Falcinelli, Maximilian Hils
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from enum import IntEnum
# Divert layers.
class Layer(IntEnum):
"""
See https://reqrypt.org/windivert-doc.html#divert_open
"""
NETWORK = 0
NETWORK_FORWARD = 1
# Divert Flag.
class Flag(IntEnum):
"""
See https://reqrypt.org/windivert-doc.html#divert_open
"""
DEFAULT = 0
SNIFF = 1
DROP = 2
NO_CHECKSUM = 1024 # Deprecated since Windivert 1.2
# Divert parameters.
class Param(IntEnum):
"""
See https://reqrypt.org/windivert-doc.html#divert_set_param
"""
QUEUE_LEN = 0 # Packet queue length 1 < default 512 (actually 1024) < 8192
QUEUE_TIME = 1 # Packet queue time 128 < default 512 < 2048
QUEUE_SIZE = 2 # Packet queue size (bytes) 4096 (4KB) < default 4194304 (4MB) < 33554432 (32MB)
# Direction outbound/inbound
class Direction(IntEnum):
"""
See https://reqrypt.org/windivert-doc.html#divert_address
"""
OUTBOUND = 0
INBOUND = 1
# Checksums
class CalcChecksumsOption(IntEnum):
"""
See https://reqrypt.org/windivert-doc.html#divert_helper_calc_checksums
"""
NO_IP_CHECKSUM = 1
NO_ICMP_CHECKSUM = 2
NO_ICMPV6_CHECKSUM = 4
NO_TCP_CHECKSUM = 8
NO_UDP_CHECKSUM = 16
NO_REPLACE = 2048
class Protocol(IntEnum):
"""
Transport protocol values define the layout of the header that will immediately follow the IPv4 or IPv6 header.
See http://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml
"""
HOPOPT = 0
ICMP = 1
TCP = 6
UDP = 17
ROUTING = 43
FRAGMENT = 44
AH = 51
ICMPV6 = 58
NONE = 59
DSTOPTS = 60
IPV6_EXT_HEADERS = {
Protocol.HOPOPT,
Protocol.ROUTING,
Protocol.FRAGMENT,
Protocol.DSTOPTS,
Protocol.AH,
}