dexter has uploaded this change for review. ( https://gerrit.osmocom.org/c/pysim/+/33959 )
Change subject: pySim-trace: add commandline option --show-raw-apdu ......................................................................
pySim-trace: add commandline option --show-raw-apdu
The trace log currently only shows the parsed APDU. However, depending on the problem to investigate it may be required to see the raw APDU string as well. Let's add an option for this.
Related: OS#6094 Change-Id: I1a3bc54c459e45ed3154479759ceecdc26db9d37 --- M pySim-trace.py 1 file changed, 24 insertions(+), 4 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/pysim refs/changes/59/33959/1
diff --git a/pySim-trace.py b/pySim-trace.py index d457bf4..453ee43 100755 --- a/pySim-trace.py +++ b/pySim-trace.py @@ -83,10 +83,13 @@ # parameters self.suppress_status = kwargs.get('suppress_status', True) self.suppress_select = kwargs.get('suppress_select', True) + self.show_raw_apdu = kwargs.get('show_raw_apdu', False) self.source = kwargs.get('source', None)
- def format_capdu(self, inst: ApduCommand): + def format_capdu(self, apdu: Apdu, inst: ApduCommand): """Output a single decoded + processed ApduCommand.""" + if self.show_raw_apdu: + print(apdu) print("%02u %-16s %-35s %-8s %s %s" % (inst.lchan_nr, inst._name, inst.path_str, inst.col_id, inst.col_sw, inst.processed)) print("===============================")
@@ -95,7 +98,6 @@ while True: # obtain the next APDU from the source (blocking read) apdu = self.source.read() - #print(apdu)
if isinstance(apdu, CardReset): self.rs.reset() @@ -113,7 +115,7 @@ if self.suppress_status and isinstance(inst, UiccStatus): continue #print(inst) - self.format_capdu(inst) + self.format_capdu(apdu, inst)
option_parser = argparse.ArgumentParser(description='Osmocom pySim high-level SIM card trace decoder', formatter_class=argparse.ArgumentDefaultsHelpFormatter) @@ -128,6 +130,9 @@ help=""" Don't suppress displaying STATUS APDUs. We normally suppress them as they don't provide any information that was not already received in resposne to the most recent SEELCT.""") +global_group.add_argument('--show-raw-apdu', action='store_true', dest='show_raw_apdu', + help="""Show the raw APDU in addition to its parsed form.""") +
subparsers = option_parser.add_subparsers(help='APDU Source', dest='source', required=True)
@@ -172,7 +177,8 @@ elif opts.source == 'gsmtap-pyshark-pcap': s = PysharkGsmtapPcap(opts.pcap_file)
- tracer = Tracer(source=s, suppress_status=opts.suppress_status, suppress_select=opts.suppress_select) + tracer = Tracer(source=s, suppress_status=opts.suppress_status, suppress_select=opts.suppress_select, + show_raw_apdu=opts.show_raw_apdu) logger.info('Entering main loop...') tracer.main()