xref: /wlan-dirver/utils/sigma-dut/sniffer-get-field-value.py (revision cd4e3c3e0365aac6e078aab03f11d01d8f1020d5) 
1#!/usr/bin/python
2#
3# Sigma Control API DUT (sniffer_get_field_value)
4# Copyright (c) 2014, Qualcomm Atheros, Inc.
5# All Rights Reserved.
6# Licensed under the Clear BSD license. See README for more details.
7
8import sys
9import subprocess
10import tshark
11
12for arg in sys.argv:
13    if arg.startswith("FileName="):
14        filename = arg.split("=", 1)[1]
15    elif arg.startswith("SrcMac="):
16        srcmac = arg.split("=", 1)[1]
17    elif arg.startswith("FrameName="):
18        framename = arg.split("=", 1)[1].lower()
19    elif arg.startswith("FieldName="):
20        fieldname = arg.split("=", 1)[1].lower()
21
22frame_filters = tshark.tshark_framenames()
23if framename not in frame_filters:
24    print "errorCode,Unsupported FrameName"
25    sys.exit()
26
27fields = tshark.tshark_fieldnames()
28if fieldname not in fields:
29    print "errorCode,Unsupported FieldName"
30    sys.exit()
31
32cmd = ['tshark', '-r', filename,
33       '-c', '1',
34       '-R', 'wlan.sa==' + srcmac + " and " + frame_filters[framename],
35       '-Tfields',
36       '-e', fields[fieldname]]
37tshark = subprocess.Popen(cmd, stdout=subprocess.PIPE)
38data = tshark.stdout.read().rstrip()
39result = "SUCCESS" if len(data) > 0 else "FAIL"
40print "CheckResult,%s,ReturnValue,%s" % (result, data)
41