#! /usr/bin/env python
import spead64_48 as S
import struct
import sys
pkt = ''.join([
S.pack(S.HDR_FMT, ((S.MAGIC, S.VERSION, 3),)),
S.pack(S.ITEM_FMT, ((0, S.FRAME_CNT_ID, 3),)),
S.pack(S.ITEM_FMT, ((1, 0x3333, 0),)),
S.pack(S.ITEM_FMT, ((0, S.PAYLOAD_LENGTH_ID, 8),)),
struct.pack('>1024d', *[3.1415]*1024)])
cmd = sys.argv[-1]
if cmd.startswith('SpeadPacket'):
if cmd == 'SpeadPacket':
while True:
p = S._spead.SpeadPacket()
p.unpack(pkt)
elif cmd.split('.')[1] == 'unpack':
p = S._spead.SpeadPacket()
while True:
p.unpack(pkt)
elif cmd.split('.')[1] == 'pack':
p = S._spead.SpeadPacket()
p.unpack(pkt)
while True:
s = p.pack()
elif cmd.split('.')[1] == 'set_items':
p = S._spead.SpeadPacket()
i = [(0, 5, 3)] * 20
import unittest
import spead64_48 as S
import spead64_48._spead as _S
import struct
ex_pkts = {
'2-pkt-heap+next-pkt': [
''.join([
S.pack(S.HDR_FMT, ((S.MAGIC, S.VERSION, S.ITEMSIZE, S.ADDRSIZE, 0, 5),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.HEAP_CNT_ID, 3),)),
S.pack(S.ITEM_FMT, ((S.DIRECTADDR, 0x3333, 0),)),
S.pack(S.ITEM_FMT, ((S.DIRECTADDR, 0x3334, 16),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.PAYLOAD_OFF_ID, 0),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.PAYLOAD_LEN_ID, 8),)),
struct.pack('>d', 3.1415)]),
''.join([
S.pack(S.HDR_FMT, ((S.MAGIC, S.VERSION, S.ITEMSIZE, S.ADDRSIZE, 0, 3),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.HEAP_CNT_ID, 3),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.PAYLOAD_OFF_ID, 8),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.PAYLOAD_LEN_ID, 16),)),
struct.pack('>d', 2.7182),
struct.pack('>d', 1.4)]),
''.join([
S.pack(S.HDR_FMT, ((S.MAGIC, S.VERSION, S.ITEMSIZE, S.ADDRSIZE, 0, 3),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.HEAP_CNT_ID, 4),)),
S.pack(S.ITEM_FMT, ((S.DIRECTADDR, 0x3333, 0),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.PAYLOAD_LEN_ID, 8),)),
struct.pack('>d', 1.57)]), ],
'normal': ''.join([
S.pack(S.HDR_FMT, ((S.MAGIC, S.VERSION, S.ITEMSIZE, S.ADDRSIZE, 0, 3),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.HEAP_CNT_ID, 3),)),
def test_pack(self):
self.assertEqual(S.pack(S.DEFAULT_FMT, ((2**32+2**8,),)), '\x01\x00\x00\x01\x00')
self.assertEqual(S.pack(S.ITEM_FMT, ((0, 4, 8),)), '\x00\x00\x04\x00\x00\x00\x00\x08')
self.assertEqual(S.pack(S.FORMAT_FMT, (('u', 8),)), 'u\x00\x00\x08')
#! /usr/bin/env python
import spead64_48 as S
import struct
import sys
pkt = ''.join([
S.pack(S.HDR_FMT, ((S.MAGIC, S.VERSION, 3), )),
S.pack(S.ITEM_FMT, ((0, S.FRAME_CNT_ID, 3), )),
S.pack(S.ITEM_FMT, ((1, 0x3333, 0), )),
S.pack(S.ITEM_FMT, ((0, S.PAYLOAD_LENGTH_ID, 8), )),
struct.pack('>1024d', *[3.1415] * 1024)
])
cmd = sys.argv[-1]
if cmd.startswith('SpeadPacket'):
if cmd == 'SpeadPacket':
while True:
p = S._spead.SpeadPacket()
p.unpack(pkt)
elif cmd.split('.')[1] == 'unpack':
p = S._spead.SpeadPacket()
while True:
p.unpack(pkt)
elif cmd.split('.')[1] == 'pack':
p = S._spead.SpeadPacket()
p.unpack(pkt)
while True:
s = p.pack()
elif cmd.split('.')[1] == 'set_items':
p = S._spead.SpeadPacket()
import unittest
import spead64_48 as S
import spead64_48._spead as _S
import struct
import os
import time
import socket
#import logging; logging.basicConfig(level=logging.DEBUG)
example_pkt = ''.join([
S.pack(S.HDR_FMT, ((S.MAGIC, S.VERSION, S.ITEMSIZE, S.ADDRSIZE, 0, 3),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.HEAP_CNT_ID, 3),)),
S.pack(S.ITEM_FMT, ((S.DIRECTADDR, 0x3333, 0),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.PAYLOAD_LEN_ID, 8),)),
struct.pack('>d', 3.1415)])
term_pkt = ''.join([
S.pack(S.HDR_FMT, ((S.MAGIC, S.VERSION, S.ITEMSIZE, S.ADDRSIZE, 0, 2),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.HEAP_CNT_ID, 0),)),
S.pack(S.ITEM_FMT, ((S.IMMEDIATEADDR, S.STREAM_CTRL_ID, S.STREAM_CTRL_TERM_VAL),)), ])
example_heap = {
S.HEAP_CNT_ID: (S.IMMEDIATEADDR, '\x00\x00\x00\x00\x03'),
0x3333: (S.DIRECTADDR, struct.pack('>d', 3.1415)),
}
class RawUDPrx:
def __init__(self, port, rx_buflen=8192):
self._udp_in = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
self._udp_in.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF, rx_buflen)
