def __init__(self, latency, limit=1000, loss=0, gap=0, duplicate=0, jitter=0):
"""Latency is in microseconds [us]"""
latency_ticks = nl_us2ticks(latency)
jitter_ticks = nl_us2ticks(jitter)
data = self.data_format.pack(latency_ticks, limit, loss,
gap, duplicate, jitter_ticks)
Attr.__init__(self, TCA_OPTIONS, data)
def __init__(self, rate, ceil=0, mtu=1600, quantum=0, prio=0):
"""
rate, ceil, mtu: bytes
"""
if not ceil: ceil = rate
r = self.tc_ratespec.pack(3, 0, -1, 0, rate)
c = self.tc_ratespec.pack(3, 0, -1, 0, ceil)
hz = os.sysconf('SC_CLK_TCK')
buffer = tc_calc_xmittime(rate, (rate / hz) + mtu)
cbuffer = tc_calc_xmittime(ceil, (rate / hz) + mtu)
t = self.tc_htb_opt.pack(buffer, cbuffer, quantum, 0, prio)
data = r + c + t
Attr.__init__(self, TCA_HTB_PARMS, data)
def __init__(self,
latency,
limit=1000,
loss=0,
gap=0,
duplicate=0,
jitter=0):
"""Latency is in microseconds [us]"""
latency_ticks = nl_us2ticks(latency)
jitter_ticks = nl_us2ticks(jitter)
data = self.data_format.pack(latency_ticks, limit, loss, gap,
duplicate, jitter_ticks)
Attr.__init__(self, TCA_OPTIONS, data)
def __init__(self, bands=3, priomap="1 2 2 2 1 2 0 0 1 1 1 1 1 1 1 1"):
pm = [ int(p) for p in priomap.split() ]
data = self.data_format.pack(bands, *pm)
Attr.__init__(self, TCA_OPTIONS, data)
def __init__(self, bands=3, priomap="1 2 2 2 1 2 0 0 1 1 1 1 1 1 1 1"):
pm = [int(p) for p in priomap.split()]
data = self.data_format.pack(bands, *pm)
Attr.__init__(self, TCA_OPTIONS, data)
def __init__(self, rate, mtu, cell_log=3):
rtab = tc_calc_rtable(rate, cell_log, mtu)
data = self.data_format.pack(*rtab)
Attr.__init__(self, TCA_HTB_CTAB, data)
def __init__(self, defcls, r2q=10):
data = self.data_format.pack(0x20018, 3, r2q, defcls, 0, 0)
Attr.__init__(self, TCA_OPTIONS, data)
