mirror of
https://github.com/emanuele-f/PCAPdroid.git
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59 lines
1.8 KiB
Python
59 lines
1.8 KiB
Python
#!/usr/bin/env python3
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#
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# This file is part of RemoteCapture.
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#
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# RemoteCapture is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# RemoteCapture is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with RemoteCapture. If not, see <http://www.gnu.org/licenses/>.
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#
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# Copyright 2019 by Emanuele Faranda
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#
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import socket
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import sys
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import argparse
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BUFSIZE = 65535
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PCAP_HDR_BYTES = bytes.fromhex("d4c3b2a1020004000000000000000000ffff000065000000")
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pcap_header_sent = False
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parser = argparse.ArgumentParser(
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description='''Receives data from the RemoteCapture app and outputs it to stdout.''')
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parser.add_argument('-p', '--port', type=int, help='The UDP port to listen', required=True)
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parser.add_argument('-v', '--verbose', help='Enable verbose log to stderr', action='store_true')
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args = parser.parse_args()
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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sock.bind(("0.0.0.0", args.port))
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# Send the initial PCAP header
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if(args.verbose):
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sys.stderr.write("Sending PCAP header\n");
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sys.stdout.buffer.write(PCAP_HDR_BYTES)
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sys.stdout.flush()
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while True:
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data, addr = sock.recvfrom(BUFSIZE)
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if(args.verbose):
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sys.stderr.write("Got a {}B packet\n".format(len(data)))
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if(data == PCAP_HDR_BYTES):
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if(args.verbose):
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sys.stderr.write("PCAP header detected, skipping\n");
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continue
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sys.stdout.buffer.write(data)
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sys.stdout.flush() |