CHIRP

#! /usr/bin/python

# process the output of a tshark stream to strip blank lines and re-join folded

# lines

import sys

lineout = ""

lastdir = "X"

lineno = 0

for line in sys.stdin:

    lineno += 1

    line = line.replace('\n', '') # chomp

    if (len(line) == 0):

        continue

    toks = line.split("\t")

    if (toks[0] == "0x00000002"):   # some kind of control msg

        toks[0] = "C"

    elif (toks[0] == "0x00000003"): # this is bulk in/out data

        toks[0] = "D"

    else:

        print("Bogus USB %s at line %d" % (toks[0], lineno))

        continue

    if (toks[1] == "host"): # We are the host so we do the writing...

        toks[1] = "W"

    else:

        toks[1] = "R"

    if (toks[0] == "C"):

        if (len(lineout) > 0):

            print("%s: %s" % (lastdir, lineout))

            lineout = ""

            lastdir = "X"

    else:

        if (toks[1] == lastdir):

            if (len(toks) > 2):

                lineout += (" " + toks[2].replace(":", ' '))

        else:

            if (len(lineout) > 0):

                print("%s: %s" % (lastdir, lineout))

            lastdir = toks[1]

            lineout = toks[2].replace(":", ' ')

if (len(lineout) > 0):        

    print("%s: %s" % (lastdir, lineout))