netzob_example_symbol_definition.py

#!/usr/bin/env python
from netzob.all import *

#
# current knownledge of the fields definition
#
f_type = Field(domain=Raw(nbBytes=1), name="Type")
f_dev_id = Field(domain=Raw(nbBytes=1), name="Dev_id")
f_cmd = Field(domain=Raw(nbBytes=2), name="Command")
f_payload = Field(domain=Raw(nbBytes=(0, 10)), name="Payload")
s = Symbol(fields=[f_type, f_dev_id, f_cmd, f_payload])

#
# lets generate some random messages (that follows the spec)
# and attach them as RawMesages to the symbol
#
messages = [RawMessage(s.specialize()) for x in range(10)]
s.messages = messages

#
# display the symbol
#
print s

# /tmp$ ./test.py 
# Warning: FastBinaryTree not available, using Python version BinaryTree.
# Warning: FastAVLTree not available, using Python version AVLTree.
# Warning: FastRBTree not available, using Python version RBTree.
# Type   | Dev_id | Command    | Payload                         
# ------ | ------ | ---------- | --------------------------------
# '\x99' | '\xf9' | '\xea\x90' | 'V\xa1\x9f\xcf\x02Mw\xf8g'      
# '\xd9' | '9'    | '\x8b\x1f' | '3|'                            
# '@'    | 'Q'    | '\xe1\x96' | 'G\x1f'                         
# '\xd1' | '\xfe' | "P'"       | '\r'                            
# 'I'    | '\xd7' | 'su'       | ''                              
# '\xd9' | ';'    | '\x03\xd5' | '\x0e\xdc_\x95\x9c<'            
# 'i'    | '\xa1' | '\xb3\x81' | 'U\x1dN'                        
# 'k'    | '1'    | '\xbb\x16' | ''                              
# '\xd8' | '_'    | 'N\x11'    | '\xf8\xc9\xf6q'                 
# '\xa7' | '\xf1' | '+\xc7'    | '\xe7\xac\x85U\xa2\xfb\x87S\x96'
# ------ | ------ | ---------- | --------------------------------