Python scapy.plist.SndRcvList() Examples

The following are 2 code examples of scapy.plist.SndRcvList(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module scapy.plist , or try the search function .
Example #1
Source File: utils.py    From scapy with GNU General Public License v2.0 5 votes vote down vote up 
def write(self, pkt):
        """
        Writes a Packet, a SndRcvList object, or bytes to a pcap file.

        :param pkt: Packet(s) to write (one record for each Packet), or raw
                    bytes to write (as one record).
        :type pkt: iterable[scapy.packet.Packet], scapy.packet.Packet or bytes
        """
        if isinstance(pkt, bytes):
            if not self.header_present:
                self._write_header(pkt)
            self._write_packet(pkt)
        else:
            # Import here to avoid a circular dependency
            from scapy.plist import SndRcvList
            if isinstance(pkt, SndRcvList):
                pkt = (p for t in pkt for p in t)
            else:
                pkt = pkt.__iter__()
            for p in pkt:

                if not self.header_present:
                    self._write_header(p)

                if self.linktype != conf.l2types.get(type(p), None):
                    warning("Inconsistent linktypes detected!"
                            " The resulting PCAP file might contain"
                            " invalid packets."
                            )

                self._write_packet(p)
Example #2
Source File: sendrecv.py    From scapy with GNU General Public License v2.0 4 votes vote down vote up 
def __sr_loop(srfunc, pkts, prn=lambda x: x[1].summary(),
              prnfail=lambda x: x.summary(),
              inter=1, timeout=None, count=None, verbose=None, store=1,
              *args, **kargs):
    n = 0
    r = 0
    ct = conf.color_theme
    if verbose is None:
        verbose = conf.verb
    parity = 0
    ans = []
    unans = []
    if timeout is None:
        timeout = min(2 * inter, 5)
    try:
        while True:
            parity ^= 1
            col = [ct.even, ct.odd][parity]
            if count is not None:
                if count == 0:
                    break
                count -= 1
            start = time.time()
            if verbose > 1:
                print("\rsend...\r", end=' ')
            res = srfunc(pkts, timeout=timeout, verbose=0, chainCC=True, *args, **kargs)  # noqa: E501
            n += len(res[0]) + len(res[1])
            r += len(res[0])
            if verbose > 1 and prn and len(res[0]) > 0:
                msg = "RECV %i:" % len(res[0])
                print("\r" + ct.success(msg), end=' ')
                for p in res[0]:
                    print(col(prn(p)))
                    print(" " * len(msg), end=' ')
            if verbose > 1 and prnfail and len(res[1]) > 0:
                msg = "fail %i:" % len(res[1])
                print("\r" + ct.fail(msg), end=' ')
                for p in res[1]:
                    print(col(prnfail(p)))
                    print(" " * len(msg), end=' ')
            if verbose > 1 and not (prn or prnfail):
                print("recv:%i  fail:%i" % tuple(map(len, res[:2])))
            if store:
                ans += res[0]
                unans += res[1]
            end = time.time()
            if end - start < inter:
                time.sleep(inter + start - end)
    except KeyboardInterrupt:
        pass

    if verbose and n > 0:
        print(ct.normal("\nSent %i packets, received %i packets. %3.1f%% hits." % (n, r, 100.0 * r / n)))  # noqa: E501
    return SndRcvList(ans), PacketList(unans)