About function 'sendpacket'

[starsyiyi]

How to use the function 'sendpacket' ?

the following error info is “<class 'TypeError'> expected LP_c_ubyte instance instead of bytes”， how to use the function ? thanks a lot

h = pcap.findalldevs() h ['\Device\NPF{0E865733-C420-433F-A842-1CFAF01D0584}', '\Device\NPF{4AC140BE-5CCB-4CEC-A5C6-45EB5670271E}', '\Device\NPF{6AFC5285-5C62-40DF-86C6-075CA7631080}', '\Device\NPF{7D3008E3-2FE8-4871-8063-520F4CC3E1B6}', '\Device\NPF{CB8D1936-C71A-44E3-84B8-0C372898B1C6}', '\Device\NPF{785A38C8-001C-4D02-86D9-6D1051B3C5AB}', '\Device\NPF{3131428A-0B14-410B-9BB1-50C965A1B8CB}'] hd = pcap.pcap('\Device\NPF{4AC140BE-5CCB-4CEC-A5C6-45EB5670271E}') hd <pcap._pcap.pcap object at 0x000002496F8F57C0> listPkt = [0xea,0x00,0x01,0x02,0x03,0xeb,0x00,0x01,0x02,0x03,0x77,0x88] for i in range(100): listPkt.append(i)

listPkt [234, 0, 1, 2, 3, 235, 0, 1, 2, 3, 119, 136, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99] pkt = bytes(listPkt) pkt b'\xea\x00\x01\x02\x03\xeb\x00\x01\x02\x03w\x88\x00\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f !"#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abc'

hd.sendpacket(pkt) Traceback (most recent call last): File "<pyshell#59>", line 1, in hd.sendpacket(pkt) File "C:\Python39\lib\site-packages\pcap_pcap.py", line 312, in sendpacket if _pcap.sendpacket(self.__pcap, buf, len(buf)) == -1: ctypes.ArgumentError: argument 2: <class 'TypeError'>: expected LP_c_ubyte instance instead of bytes