{
"cells": [
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# IPv4 Header"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {},
"outputs": [],
"source": [
"from byteclasses.print import byteclass_inspect, collection_table, byteclass_info\n",
"from byteclasses.handlers.network.ipv4_hdr import IPv4Hdr"
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {},
"outputs": [],
"source": [
"ipv4_hdr = IPv4Hdr()\n",
"data = bytearray(b\"\\x45\\x00\\x00\\x34\\x1d\\x12\\x40\\x00\\x80\\x06\\xcb\\xc3\\xc0\\xa8\\xc8\\x87\\xc0\\xa8\\xc8\\x15\")\n",
"ipv4_hdr.attach(memoryview(data))"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" Byteclass Info \n",
"┏━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n",
"┃ Property ┃ Value ┃\n",
"┡━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┩\n",
"│ type() │ IPv4Hdr │\n",
"│ mro │ IPv4Hdr -> object │\n",
"│ len() │ 20 │\n",
"│ str() │ IPv4Hdr(ver_ihl=VerIhl(data=b'E'), dscp_ecn=DscpEcn(data=b'\\x00'), total_length=UInt16(52), │\n",
"│ │ identification=UInt16(7442), flags_off=FlagsOff(data=b'@\\x00'), time_to_live=UInt8(128), │\n",
"│ │ protocol=UInt8(6), header_checksum=UInt16(52163), src_ip=IPv4Addr(uint8=[UInt8(192), UInt8(168), │\n",
"│ │ UInt8(200), UInt8(135)], uint32=UInt32(3232286855)), dst_ip=IPv4Addr(uint8=[UInt8(192), UInt8(168), │\n",
"│ │ UInt8(200), UInt8(21)], uint32=UInt32(3232286741))) │\n",
"│ repr() │ IPv4Hdr(ver_ihl=VerIhl(data=b'E'), dscp_ecn=DscpEcn(data=b'\\x00'), total_length=UInt16(52), │\n",
"│ │ identification=UInt16(7442), flags_off=FlagsOff(data=b'@\\x00'), time_to_live=UInt8(128), │\n",
"│ │ protocol=UInt8(6), header_checksum=UInt16(52163), src_ip=IPv4Addr(uint8=[UInt8(192), UInt8(168), │\n",
"│ │ UInt8(200), UInt8(135)], uint32=UInt32(3232286855)), dst_ip=IPv4Addr(uint8=[UInt8(192), UInt8(168), │\n",
"│ │ UInt8(200), UInt8(21)], uint32=UInt32(3232286741))) │\n",
"│ .data │ bytearray(b'E\\x00\\x004\\x1d\\x12@\\x00\\x80\\x06\\xcb\\xc3\\xc0\\xa8\\xc8\\x87\\xc0\\xa8\\xc8\\x15') │\n",
"└──────────┴──────────────────────────────────────────────────────────────────────────────────────────────────────┘\n",
"\n"
],
"text/plain": [
"\u001b[3m Byteclass Info \u001b[0m\n",
"┏━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n",
"┃\u001b[1m \u001b[0m\u001b[1mProperty\u001b[0m\u001b[1m \u001b[0m┃\u001b[1m \u001b[0m\u001b[1mValue \u001b[0m\u001b[1m \u001b[0m┃\n",
"┡━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┩\n",
"│\u001b[90m \u001b[0m\u001b[1;90mtype() \u001b[0m\u001b[90m \u001b[0m│\u001b[90m \u001b[0m\u001b[90mIPv4Hdr \u001b[0m\u001b[90m \u001b[0m│\n",
"│\u001b[91m \u001b[0m\u001b[1;91mmro \u001b[0m\u001b[91m \u001b[0m│\u001b[91m \u001b[0m\u001b[91mIPv4Hdr -> object \u001b[0m\u001b[91m \u001b[0m│\n",
"│\u001b[92m \u001b[0m\u001b[1;92mlen() \u001b[0m\u001b[92m \u001b[0m│\u001b[92m \u001b[0m\u001b[92m20 \u001b[0m\u001b[92m \u001b[0m│\n",
"│\u001b[93m \u001b[0m\u001b[1;93mstr() \u001b[0m\u001b[93m \u001b[0m│\u001b[93m \u001b[0m\u001b[93mIPv4Hdr(ver_ihl=VerIhl(data=b'E'), dscp_ecn=DscpEcn(data=b'\\x00'), total_length=UInt16(52), \u001b[0m\u001b[93m \u001b[0m│\n",
"│\u001b[93m \u001b[0m│\u001b[93m \u001b[0m\u001b[93midentification=UInt16(7442), flags_off=FlagsOff(data=b'@\\x00'), time_to_live=UInt8(128), \u001b[0m\u001b[93m \u001b[0m│\n",
"│\u001b[93m \u001b[0m│\u001b[93m \u001b[0m\u001b[93mprotocol=UInt8(6), header_checksum=UInt16(52163), src_ip=IPv4Addr(uint8=[UInt8(192), UInt8(168), \u001b[0m\u001b[93m \u001b[0m│\n",
"│\u001b[93m \u001b[0m│\u001b[93m \u001b[0m\u001b[93mUInt8(200), UInt8(135)], uint32=UInt32(3232286855)), dst_ip=IPv4Addr(uint8=[UInt8(192), UInt8(168), \u001b[0m\u001b[93m \u001b[0m│\n",
"│\u001b[93m \u001b[0m│\u001b[93m \u001b[0m\u001b[93mUInt8(200), UInt8(21)], uint32=UInt32(3232286741))) \u001b[0m\u001b[93m \u001b[0m│\n",
"│\u001b[94m \u001b[0m\u001b[1;94mrepr() \u001b[0m\u001b[94m \u001b[0m│\u001b[94m \u001b[0m\u001b[94mIPv4Hdr(ver_ihl=VerIhl(data=b'E'), dscp_ecn=DscpEcn(data=b'\\x00'), total_length=UInt16(52), \u001b[0m\u001b[94m \u001b[0m│\n",
"│\u001b[94m \u001b[0m│\u001b[94m \u001b[0m\u001b[94midentification=UInt16(7442), flags_off=FlagsOff(data=b'@\\x00'), time_to_live=UInt8(128), \u001b[0m\u001b[94m \u001b[0m│\n",
"│\u001b[94m \u001b[0m│\u001b[94m \u001b[0m\u001b[94mprotocol=UInt8(6), header_checksum=UInt16(52163), src_ip=IPv4Addr(uint8=[UInt8(192), UInt8(168), \u001b[0m\u001b[94m \u001b[0m│\n",
"│\u001b[94m \u001b[0m│\u001b[94m \u001b[0m\u001b[94mUInt8(200), UInt8(135)], uint32=UInt32(3232286855)), dst_ip=IPv4Addr(uint8=[UInt8(192), UInt8(168), \u001b[0m\u001b[94m \u001b[0m│\n",
"│\u001b[94m \u001b[0m│\u001b[94m \u001b[0m\u001b[94mUInt8(200), UInt8(21)], uint32=UInt32(3232286741))) \u001b[0m\u001b[94m \u001b[0m│\n",
"│\u001b[95m \u001b[0m\u001b[1;95m.data \u001b[0m\u001b[95m \u001b[0m│\u001b[95m \u001b[0m\u001b[95mbytearray(b'E\\x00\\x004\\x1d\\x12@\\x00\\x80\\x06\\xcb\\xc3\\xc0\\xa8\\xc8\\x87\\xc0\\xa8\\xc8\\x15') \u001b[0m\u001b[95m \u001b[0m│\n",
"└──────────┴──────────────────────────────────────────────────────────────────────────────────────────────────────┘\n"
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"byteclass_info(ipv4_hdr)"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
"╭─────────────────────────────────────────── Byteclass Inspect ───────────────────────────────────────────╮\n",
"│ 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f │\n",
"│ ----------------------------------------------------------------------------------------------------- │\n",
"│ 0x0 |45|00|00 34|1d 12|40 00|80|06|cb c3|c0 a8 c8 87|c0 a8 c8 15 │\n",
"╰─────────────────────────────────────────────────────────────────────────────────────────────────────────╯\n",
"\n"
],
"text/plain": [
"╭─────────────────────────────────────────── Byteclass Inspect ───────────────────────────────────────────╮\n",
"│ 00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f │\n",
"│ ----------------------------------------------------------------------------------------------------- │\n",
"│ 0x0 |\u001b[90m45\u001b[0m|\u001b[91m00\u001b[0m|\u001b[92m00 34\u001b[0m|\u001b[93m1d 12\u001b[0m|\u001b[94m40 00\u001b[0m|\u001b[95m80\u001b[0m|\u001b[96m06\u001b[0m|\u001b[90mcb c3\u001b[0m|\u001b[91mc0 a8 c8 87\u001b[0m|\u001b[92mc0 a8 c8 15\u001b[0m │\n",
"╰─────────────────────────────────────────────────────────────────────────────────────────────────────────╯\n"
]
},
"metadata": {},
"output_type": "display_data"
},
{
"data": {
"text/html": [
" Legend \n",
"┏━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n",
"┃ Member ┃ Value ┃\n",
"┡━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┩\n",
"│ ver_ihl │ VerIhl(10100010, flags={'version': 5, 'ihl': 4}) │\n",
"│ dscp_ecn │ DscpEcn(00000000, flags={'dscp': 0, 'ecn': 0}) │\n",
"│ total_length │ 52 │\n",
"│ identification │ 7442 │\n",
"│ flags_off │ FlagsOff(0000001000000000, flags=0) │\n",
"│ time_to_live │ 128 │\n",
"│ protocol │ 6 │\n",
"│ header_checksum │ 52163 │\n",
"│ src_ip │ IPv4Addr(uint8=[UInt8(192), UInt8(168), UInt8(200), UInt8(135)], uint32=UInt32(3232286855)) │\n",
"│ dst_ip │ IPv4Addr(uint8=[UInt8(192), UInt8(168), UInt8(200), UInt8(21)], uint32=UInt32(3232286741)) │\n",
"└─────────────────┴─────────────────────────────────────────────────────────────────────────────────────────────┘\n",
"\n"
],
"text/plain": [
"\u001b[3m Legend \u001b[0m\n",
"┏━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n",
"┃\u001b[1m \u001b[0m\u001b[1mMember \u001b[0m\u001b[1m \u001b[0m┃\u001b[1m \u001b[0m\u001b[1mValue \u001b[0m\u001b[1m \u001b[0m┃\n",
"┡━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┩\n",
"│\u001b[90m \u001b[0m\u001b[1;90mver_ihl \u001b[0m\u001b[90m \u001b[0m│\u001b[90m \u001b[0m\u001b[90mVerIhl(10100010, flags={'version': 5, 'ihl': 4}) \u001b[0m\u001b[90m \u001b[0m│\n",
"│\u001b[91m \u001b[0m\u001b[1;91mdscp_ecn \u001b[0m\u001b[91m \u001b[0m│\u001b[91m \u001b[0m\u001b[91mDscpEcn(00000000, flags={'dscp': 0, 'ecn': 0}) \u001b[0m\u001b[91m \u001b[0m│\n",
"│\u001b[92m \u001b[0m\u001b[1;92mtotal_length \u001b[0m\u001b[92m \u001b[0m│\u001b[92m \u001b[0m\u001b[92m52 \u001b[0m\u001b[92m \u001b[0m│\n",
"│\u001b[93m \u001b[0m\u001b[1;93midentification \u001b[0m\u001b[93m \u001b[0m│\u001b[93m \u001b[0m\u001b[93m7442 \u001b[0m\u001b[93m \u001b[0m│\n",
"│\u001b[94m \u001b[0m\u001b[1;94mflags_off \u001b[0m\u001b[94m \u001b[0m│\u001b[94m \u001b[0m\u001b[94mFlagsOff(0000001000000000, flags=0) \u001b[0m\u001b[94m \u001b[0m│\n",
"│\u001b[95m \u001b[0m\u001b[1;95mtime_to_live \u001b[0m\u001b[95m \u001b[0m│\u001b[95m \u001b[0m\u001b[95m128 \u001b[0m\u001b[95m \u001b[0m│\n",
"│\u001b[96m \u001b[0m\u001b[1;96mprotocol \u001b[0m\u001b[96m \u001b[0m│\u001b[96m \u001b[0m\u001b[96m6 \u001b[0m\u001b[96m \u001b[0m│\n",
"│\u001b[90m \u001b[0m\u001b[1;90mheader_checksum\u001b[0m\u001b[90m \u001b[0m│\u001b[90m \u001b[0m\u001b[90m52163 \u001b[0m\u001b[90m \u001b[0m│\n",
"│\u001b[91m \u001b[0m\u001b[1;91msrc_ip \u001b[0m\u001b[91m \u001b[0m│\u001b[91m \u001b[0m\u001b[91mIPv4Addr(uint8=[UInt8(192), UInt8(168), UInt8(200), UInt8(135)], uint32=UInt32(3232286855))\u001b[0m\u001b[91m \u001b[0m│\n",
"│\u001b[92m \u001b[0m\u001b[1;92mdst_ip \u001b[0m\u001b[92m \u001b[0m│\u001b[92m \u001b[0m\u001b[92mIPv4Addr(uint8=[UInt8(192), UInt8(168), UInt8(200), UInt8(21)], uint32=UInt32(3232286741)) \u001b[0m\u001b[92m \u001b[0m│\n",
"└─────────────────┴─────────────────────────────────────────────────────────────────────────────────────────────┘\n"
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"byteclass_inspect(ipv4_hdr)"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
" IPv4Hdr \n",
"┏━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n",
"┃ Member ┃ Value ┃ Data ┃\n",
"┡━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┩\n",
"│ ver_ihl │ VerIhl(10100010, flags={'version': 5, 'ihl': 4}) │ b'E' │\n",
"│ dscp_ecn │ DscpEcn(00000000, flags={'dscp': 0, 'ecn': 0}) │ b'\\x00' │\n",
"│ total_length │ 52 │ b'\\x004' │\n",
"│ identification │ 7442 │ b'\\x1d\\x12' │\n",
"│ flags_off │ FlagsOff(0000001000000000, flags=0) │ b'@\\x00' │\n",
"│ time_to_live │ 128 │ b'\\x80' │\n",
"│ protocol │ 6 │ b'\\x06' │\n",
"│ header_checksum │ 52163 │ b'\\xcb\\xc3' │\n",
"│ src_ip │ IPv4Addr(uint8=[UInt8(192), UInt8(168), UInt8(200), │ bytearray(b'\\xc0\\xa8\\xc8\\x87') │\n",
"│ │ UInt8(135)], uint32=UInt32(3232286855)) │ │\n",
"│ dst_ip │ IPv4Addr(uint8=[UInt8(192), UInt8(168), UInt8(200), │ bytearray(b'\\xc0\\xa8\\xc8\\x15') │\n",
"│ │ UInt8(21)], uint32=UInt32(3232286741)) │ │\n",
"└─────────────────┴──────────────────────────────────────────────────────────────┴────────────────────────────────┘\n",
"\n"
],
"text/plain": [
"\u001b[3m IPv4Hdr \u001b[0m\n",
"┏━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓\n",
"┃\u001b[1m \u001b[0m\u001b[1mMember \u001b[0m\u001b[1m \u001b[0m┃\u001b[1m \u001b[0m\u001b[1mValue \u001b[0m\u001b[1m \u001b[0m┃\u001b[1m \u001b[0m\u001b[1mData \u001b[0m\u001b[1m \u001b[0m┃\n",
"┡━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┩\n",
"│\u001b[90m \u001b[0m\u001b[1;90mver_ihl \u001b[0m\u001b[90m \u001b[0m│\u001b[90m \u001b[0m\u001b[90mVerIhl(10100010, flags={'version': 5, 'ihl': 4}) \u001b[0m\u001b[90m \u001b[0m│\u001b[90m \u001b[0m\u001b[90mb'E' \u001b[0m\u001b[90m \u001b[0m│\n",
"│\u001b[91m \u001b[0m\u001b[1;91mdscp_ecn \u001b[0m\u001b[91m \u001b[0m│\u001b[91m \u001b[0m\u001b[91mDscpEcn(00000000, flags={'dscp': 0, 'ecn': 0}) \u001b[0m\u001b[91m \u001b[0m│\u001b[91m \u001b[0m\u001b[91mb'\\x00' \u001b[0m\u001b[91m \u001b[0m│\n",
"│\u001b[92m \u001b[0m\u001b[1;92mtotal_length \u001b[0m\u001b[92m \u001b[0m│\u001b[92m \u001b[0m\u001b[92m52 \u001b[0m\u001b[92m \u001b[0m│\u001b[92m \u001b[0m\u001b[92mb'\\x004' \u001b[0m\u001b[92m \u001b[0m│\n",
"│\u001b[93m \u001b[0m\u001b[1;93midentification \u001b[0m\u001b[93m \u001b[0m│\u001b[93m \u001b[0m\u001b[93m7442 \u001b[0m\u001b[93m \u001b[0m│\u001b[93m \u001b[0m\u001b[93mb'\\x1d\\x12' \u001b[0m\u001b[93m \u001b[0m│\n",
"│\u001b[94m \u001b[0m\u001b[1;94mflags_off \u001b[0m\u001b[94m \u001b[0m│\u001b[94m \u001b[0m\u001b[94mFlagsOff(0000001000000000, flags=0) \u001b[0m\u001b[94m \u001b[0m│\u001b[94m \u001b[0m\u001b[94mb'@\\x00' \u001b[0m\u001b[94m \u001b[0m│\n",
"│\u001b[95m \u001b[0m\u001b[1;95mtime_to_live \u001b[0m\u001b[95m \u001b[0m│\u001b[95m \u001b[0m\u001b[95m128 \u001b[0m\u001b[95m \u001b[0m│\u001b[95m \u001b[0m\u001b[95mb'\\x80' \u001b[0m\u001b[95m \u001b[0m│\n",
"│\u001b[96m \u001b[0m\u001b[1;96mprotocol \u001b[0m\u001b[96m \u001b[0m│\u001b[96m \u001b[0m\u001b[96m6 \u001b[0m\u001b[96m \u001b[0m│\u001b[96m \u001b[0m\u001b[96mb'\\x06' \u001b[0m\u001b[96m \u001b[0m│\n",
"│\u001b[90m \u001b[0m\u001b[1;90mheader_checksum\u001b[0m\u001b[90m \u001b[0m│\u001b[90m \u001b[0m\u001b[90m52163 \u001b[0m\u001b[90m \u001b[0m│\u001b[90m \u001b[0m\u001b[90mb'\\xcb\\xc3' \u001b[0m\u001b[90m \u001b[0m│\n",
"│\u001b[91m \u001b[0m\u001b[1;91msrc_ip \u001b[0m\u001b[91m \u001b[0m│\u001b[91m \u001b[0m\u001b[91mIPv4Addr(uint8=[UInt8(192), UInt8(168), UInt8(200), \u001b[0m\u001b[91m \u001b[0m│\u001b[91m \u001b[0m\u001b[91mbytearray(b'\\xc0\\xa8\\xc8\\x87')\u001b[0m\u001b[91m \u001b[0m│\n",
"│\u001b[91m \u001b[0m│\u001b[91m \u001b[0m\u001b[91mUInt8(135)], uint32=UInt32(3232286855)) \u001b[0m\u001b[91m \u001b[0m│\u001b[91m \u001b[0m│\n",
"│\u001b[92m \u001b[0m\u001b[1;92mdst_ip \u001b[0m\u001b[92m \u001b[0m│\u001b[92m \u001b[0m\u001b[92mIPv4Addr(uint8=[UInt8(192), UInt8(168), UInt8(200), \u001b[0m\u001b[92m \u001b[0m│\u001b[92m \u001b[0m\u001b[92mbytearray(b'\\xc0\\xa8\\xc8\\x15')\u001b[0m\u001b[92m \u001b[0m│\n",
"│\u001b[92m \u001b[0m│\u001b[92m \u001b[0m\u001b[92mUInt8(21)], uint32=UInt32(3232286741)) \u001b[0m\u001b[92m \u001b[0m│\u001b[92m \u001b[0m│\n",
"└─────────────────┴──────────────────────────────────────────────────────────────┴────────────────────────────────┘\n"
]
},
"metadata": {},
"output_type": "display_data"
}
],
"source": [
"collection_table(ipv4_hdr)"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"0xc0a80101 0x7f000001\n",
"bytearray(b'\\xc0\\xa8\\x01\\x01') bytearray(b'\\x7f\\x00\\x00\\x01')\n"
]
}
],
"source": [
"ipv4_hdr.src_ip.uint8[:] = [192,168,1,1]\n",
"ipv4_hdr.dst_ip.uint8[:] = [127, 0, 0, 1]\n",
"print(hex(ipv4_hdr.src_ip.uint32), hex(ipv4_hdr.dst_ip.uint32))\n",
"print(ipv4_hdr.src_ip.data, ipv4_hdr.dst_ip.data)"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"bytearray(b'\\xde\\xad\\xbe\\xef') bytearray(b'\\xca\\xfe\\xba\\xbe')\n",
"bytearray(b'E\\x00\\x004\\x1d\\x12@\\x00\\x80\\x06\\xcb\\xc3\\xde\\xad\\xbe\\xef\\xca\\xfe\\xba\\xbe')\n"
]
}
],
"source": [
"ipv4_hdr.src_ip.uint32 = 0xdeadbeef\n",
"ipv4_hdr.dst_ip.uint32 = 0xcafebabe\n",
"print(ipv4_hdr.src_ip.data, ipv4_hdr.dst_ip.data)\n",
"print(ipv4_hdr.data)"
]
}
],
"metadata": {
"kernelspec": {
"display_name": ".venv",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.11.9"
}
},
"nbformat": 4,
"nbformat_minor": 2
}