scapy python 2/3

1 files changed, 103 insertions, 0 deletions

diff --git a/scripts/external_libs/scapy-2.3.1/python3/scapy/tools/check_asdis.py b/scripts/external_libs/scapy-2.3.1/python3/scapy/tools/check_asdis.py
new file mode 100644
index 00000000..3e45007f
--- /dev/null
+++ b/scripts/external_libs/scapy-2.3.1/python3/scapy/tools/check_asdis.py
@@ -0,0 +1,103 @@
+#! /usr/bin/env python
+
+import getopt
+
+def usage():
+    print("""Usage: check_asdis -i <pcap_file> [-o <wrong_packets.pcap>]
+    -v   increase verbosity
+    -d   hexdiff packets that differ
+    -z   compress output pcap
+    -a   open pcap file in append mode""", file = sys.stderr)
+
+def main(argv):
+    PCAP_IN = None
+    PCAP_OUT = None
+    COMPRESS=False
+    APPEND=False
+    DIFF=False
+    VERBOSE=0
+    try:
+        opts=getopt.getopt(argv, "hi:o:azdv")
+        for opt, parm in opts[0]:
+            if opt == "-h":
+                usage()
+                raise SystemExit
+            elif opt == "-i":
+                PCAP_IN = parm
+            elif opt == "-o":
+                PCAP_OUT = parm
+            elif opt == "-v":
+                VERBOSE += 1
+            elif opt == "-d":
+                DIFF = True
+            elif opt == "-a":
+                APPEND = True
+            elif opt == "-z":
+                COMPRESS = True
+                
+                
+        if PCAP_IN is None:
+            raise getopt.GetoptError("Missing pcap file (-i)")
+    
+    except getopt.GetoptError as e:
+        print("ERROR: %s" % e, file = sys.stderr)
+        raise SystemExit
+    
+    
+
+    from scapy.config import conf
+    from scapy.utils import RawPcapReader,RawPcapWriter,hexdiff
+    from scapy.layers import all
+
+
+    pcap = RawPcapReader(PCAP_IN)
+    pcap_out = None
+    if PCAP_OUT:
+        pcap_out = RawPcapWriter(PCAP_OUT, append=APPEND, gz=COMPRESS, linktype=pcap.linktype)
+        pcap_out._write_header(None)
+
+    LLcls = conf.l2types.get(pcap.linktype)
+    if LLcls is None:
+        print(" Unknown link type [%i]. Can't test anything!" % pcap.linktype, file = sys.stderr)
+        raise SystemExit
+    
+    
+    i=-1
+    differ=0
+    failed=0
+    for p1,meta in pcap:
+        i += 1
+        try:
+            p2d = LLcls(p1)
+            p2 = str(p2d)
+        except KeyboardInterrupt:
+            raise
+        except Exception as e:
+            print("Dissection error on packet %i" % i)
+            failed += 1
+        else:
+            if p1 == p2:
+                if VERBOSE >= 2:
+                    print("Packet %i ok" % i)
+                continue
+            else:
+                print("Packet %i differs" % i)
+                differ += 1
+                if VERBOSE >= 1:
+                    print(repr(p2d))
+                if DIFF:
+                    hexdiff(p1,p2)
+        if pcap_out is not None:
+            pcap_out.write(p1)
+    i+=1
+    correct = i-differ-failed
+    print("%i total packets. %i ok, %i differed, %i failed. %.2f%% correct." % (i, correct, differ,
+                                                                                failed, i and 100.0*(correct)/i))
+    
+        
+if __name__ == "__main__":
+    import sys
+    try:
+        main(sys.argv[1:])
+    except KeyboardInterrupt:
+        print("Interrupted by user.", file = sys.stderr)