FM / tcmsg

/opt/imh-python/lib/python3.9/site-packages/pyroute2/netlink/rtnl/tcmsg/

/opt/imh-python/lib/python3.9/site-packages/pyroute2/netlink/rtnl/tcmsg

Name	Size	Mode	Actions
__pycache__/	-	0755	rm
act_bpf.py	979	0644	edit dl rm
act_connmark.py	1234	0644	edit dl rm
act_gact.py	709	0644	edit dl rm
act_mirred.py	1725	0644	edit dl rm
act_police.py	1866	0644	edit dl rm
act_skbedit.py	3337	0644	edit dl rm
act_vlan.py	1465	0644	edit dl rm
cls_basic.py	8478	0644	edit dl rm
cls_flow.py	4613	0644	edit dl rm
cls_fw.py	1427	0644	edit dl rm
cls_matchall.py	986	0644	edit dl rm
cls_u32.py	8034	0644	edit dl rm
common.py	10728	0644	edit dl rm
common_act.py	2063	0644	edit dl rm
common_ematch.py	3148	0644	edit dl rm
em_cmp.py	2776	0644	edit dl rm
em_ipset.py	1741	0644	edit dl rm
em_meta.py	5933	0644	edit dl rm
sched_bpf.py	2571	0644	edit dl rm
sched_cake.py	12833	0644	edit dl rm
sched_choke.py	3432	0644	edit dl rm
sched_clsact.py	1011	0644	edit dl rm
sched_codel.py	1607	0644	edit dl rm
sched_drr.py	755	0644	edit dl rm
sched_fq_codel.py	2658	0644	edit dl rm
sched_hfsc.py	2353	0644	edit dl rm
sched_htb.py	5739	0644	edit dl rm
sched_ingress.py	214	0644	edit dl rm
sched_netem.py	5142	0644	edit dl rm
sched_pfifo.py	196	0644	edit dl rm
sched_pfifo_fast.py	215	0644	edit dl rm
sched_plug.py	446	0644	edit dl rm
sched_sfq.py	2717	0644	edit dl rm
sched_tbf.py	1087	0644	edit dl rm
sched_template.py	1250	0644	edit dl rm
__init__.py	2743	0644	edit dl rm

Edit: /opt/imh-python/lib/python3.9/site-packages/pyroute2/netlink/rtnl/tcmsg/em_cmp.py (2776B)

from pyroute2.netlink import nla

TCF_EM_OPND_EQ = 0
TCF_EM_OPND_GT = 1
TCF_EM_OPND_LT = 2

OPERANDS_DICT = {
    TCF_EM_OPND_EQ: ('eq', '='),
    TCF_EM_OPND_GT: ('gt', '>'),
    TCF_EM_OPND_LT: ('lt', '<'),
}

# align types
TCF_EM_ALIGN_U8 = 1
TCF_EM_ALIGN_U16 = 2
TCF_EM_ALIGN_U32 = 4

ALIGNS_DICT = {
    TCF_EM_ALIGN_U8: 'u8',
    TCF_EM_ALIGN_U16: 'u16',
    TCF_EM_ALIGN_U32: 'u32',
}

# layer types
TCF_LAYER_LINK = 0
TCF_LAYER_NETWORK = 1
TCF_LAYER_TRANSPORT = 2

LAYERS_DICT = {
    TCF_LAYER_LINK: ('link', 'eth'),
    TCF_LAYER_NETWORK: ('network', 'ip'),
    TCF_LAYER_TRANSPORT: ('transport', 'tcp'),
}

# see tc_em_cmp.h
TCF_EM_CMP_TRANS = 1

class data(nla):
    fields = (
        ('val', 'I'),
        ('mask', 'I'),
        ('off', 'H'),
        ('align_flags', 'B'),
        ('layer_opnd', 'B'),
    )

def decode(self):
        self.header = None
        self.length = 24
        nla.decode(self)
        self['align'] = self['align_flags'] & 0x0F
        self['flags'] = (self['align_flags'] & 0xF0) >> 4
        self['layer'] = self['layer_opnd'] & 0x0F
        self['opnd'] = (self['layer_opnd'] & 0xF0) >> 4
        del self['layer_opnd']
        del self['align_flags']

# Perform translation for readability with nldecap
        self['layer'] = 'TCF_LAYER_{}'.format(
            LAYERS_DICT[self['layer']][0]
        ).upper()
        self['align'] = 'TCF_EM_ALIGN_{}'.format(
            ALIGNS_DICT[self['align']]
        ).upper()
        self['opnd'] = 'TCF_EM_OPND_{}'.format(
            OPERANDS_DICT[self['opnd']][0]
        ).upper()

def encode(self):
        # Set default values
        self['layer_opnd'] = 0
        self['align_flags'] = 0

# Build align_flags byte
        if 'trans' in self:
            self['align_flags'] = TCF_EM_CMP_TRANS << 4
        for k, v in ALIGNS_DICT.items():
            if self['align'].lower() == v:
                self['align_flags'] |= k
                break

# Build layer_opnd byte
        if isinstance(self['opnd'], int):
            self['layer_opnd'] = self['opnd'] << 4
        else:
            for k, v in OPERANDS_DICT.items():
                if self['opnd'].lower() in v:
                    self['layer_opnd'] = k << 4
                    break

# Layer code
        if isinstance(self['layer'], int):
            self['layer_opnd'] |= self['layer']
        else:
            for k, v in LAYERS_DICT.items():
                if self['layer'].lower() in v:
                    self['layer_opnd'] |= k
                    break

self['off'] = self.get('offset', 0)
        self['val'] = self.get('value', 0)
        nla.encode(self)

# Patch NLA structure
        self['header']['length'] -= 4
        self.data = self.data[4:]

cmd: