from Program import Program
from Protocols import IPv4, TCP, UDP, Ethernet
from Rules import Rule
# Filter packets from 132.68.0.0/16 larger than 250 bytes
rule1 = Rule.all(Ethernet['len'] > 250, IPv4['src'] >= '132.68.0.0',
IPv4['src'] <= '132.68.255.255')
# Filter packets from port 53 (DNS) larger than 1000
rule2 = Rule.all(Ethernet['len'] > 1000,
Rule.one(UDP['src'] == 53, TCP['src'] == 53))
# Generate program
Program.generate_code(rule1, rule2, file='test.c')
from Program import Program rules = [] # Insert rules here # Write program code to variable code = Program.generate_code(*rules) # Write program code to file Program.generate_code(*rules, file='test.c') # Optionally specify whitelisting Program.generate_code(*rules, blacklist=False)
