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cyberflex-shell
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Simple tool to parse usbsnoop-logs 

git-svn-id: svn+ssh://localhost/home/henryk/svn/cyberflex-shell/trunk@168 f711b948-2313-0410-aaa9-d29f33439f0b
henryk_github
hploetz 2007-01-17 09:15:37 +00:00
parent a7a36c1dd2
commit 48a204816c
2 changed files with 75 additions and 1 deletions
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5
cyberflex-shell.e3p
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@ -1,7 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE Project SYSTEM "Project-3.7.dtd">
<!-- Project file for project cyberflex-shell -->
<!-- Saved: 2007-01-12, 12:30:01 -->
<!-- Saved: 2007-01-17, 10:14:44 -->
<!-- Copyright (C) 2007 Henryk Plötz, henryk@ploetzli.ch -->
<Project version="3.7">
<ProgLanguage mixed="0">Python</ProgLanguage>
@ -84,6 +84,9 @@
<Dir>cards</Dir>
<Name>seccos_card.py</Name>
</Source>
<Source>
<Name>parse-usbsnoop.py</Name>
</Source>
</Sources>
<Forms>
</Forms>

71
parse-usbsnoop.py Executable file
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@ -0,0 +1,71 @@
#!/usr/bin/env python
# -*- coding: iso-8859-1 -*-
import sys, utils, binascii
def parse_file(fname):
fp = file(fname)
in_block = False
is_rfid = False
line_no = 0
direction = 0
data = []
last_was_transfer_buffer = False
for line in fp.readlines():
if not in_block:
if last_was_transfer_buffer:
parts = line.split(":")
if parts[0] == " 00000000":
if parts[1][:3] == " 6f":
in_block = True
direction = 0
line_no = 0
is_rfid = False
data = []
elif parts[1][:3] == " 80":
in_block = True
direction = 1
line_no = 0
is_rfid = False
data = []
elif parts[1][:3] == " 6b":
in_block = True
direction = 0
line_no = 0
is_rfid = True
data = []
elif parts[1][:3] == " 83":
in_block = True
direction = 1
line_no = 0
is_rfid = True
data = []
if in_block and (not is_rfid or line_no > 0):
data = [ parts[1][31:] ]
else:
if not ":" in line:
in_block = False
data_binary = binascii.a2b_hex("".join("".join(data).split()))
if not is_rfid:
print (direction and "<< " or ">> ") + utils.hexdump(data_binary, indent=3)
if direction == 1: print
elif len("".join(data).strip()) > (direction == 0 and 8 or 2) and data_binary not in ("\x00"*5, "\x70\x08\x35\x2d\x66\x76", "\x43\x4f\x53\x73\x01\x02\x01"):
print (direction and "«« " or "»» ") + utils.hexdump(data_binary, indent=3)
if direction == 1: print
else:
line_no = line_no + 1
if (not is_rfid or line_no > 1):
data.append( line.split(":")[1] )
elif is_rfid and line_no == 1:
data.append( line.split(":")[1][6:] )
last_was_transfer_buffer = "TransferBufferMDL" in line
if __name__ == "__main__":
if len(sys.argv) != 2:
print >>sys.stderr, "Need one argument"
sys.exit(1)
parse_file(sys.argv[1])