tests: Verify different ways of configuring passphrase/PSK

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>

tests/hwsim/hostapd.wpa_psk

@@ -0,0 +1,5 @@
+00:00:00:00:00:00 secret passphrase
+02:00:00:00:00:00 very secret
+00:11:22:33:44:55 another passphrase
+00:22:33:44:55:66 0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef
+00:00:00:00:00:00 another passphrase for all STAs

tests/hwsim/test_ap_psk.py

@@ -0,0 +1,43 @@
+#!/usr/bin/python
+#
+# WPA2-Personal tests
+# Copyright (c) 2014, Qualcomm Atheros, Inc.
+#
+# This software may be distributed under the terms of the BSD license.
+# See README for more details.
+
+import logging
+logger = logging.getLogger()
+
+import hostapd
+
+def test_ap_wpa2_psk(dev, apdev):
+    """WPA2-PSK AP with PSK instead of passphrase"""
+    ssid = "test-wpa2-psk"
+    passphrase = 'qwertyuiop'
+    psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
+    params = hostapd.wpa2_params(ssid=ssid)
+    params['wpa_psk'] = psk
+    hostapd.add_ap(apdev[0]['ifname'], params)
+    dev[0].connect(ssid, raw_psk=psk, scan_freq="2412")
+    dev[1].connect(ssid, psk=passphrase, scan_freq="2412")
+
+def test_ap_wpa2_psk_file(dev, apdev):
+    """WPA2-PSK AP with PSK from a file"""
+    ssid = "test-wpa2-psk"
+    passphrase = 'qwertyuiop'
+    psk = '602e323e077bc63bd80307ef4745b754b0ae0a925c2638ecd13a794b9527b9e6'
+    params = hostapd.wpa2_params(ssid=ssid, passphrase=passphrase)
+    params['wpa_psk_file'] = 'hostapd.wpa_psk'
+    hostapd.add_ap(apdev[0]['ifname'], params)
+    dev[1].connect(ssid, psk="very secret", scan_freq="2412", wait_connect=False)
+    dev[2].connect(ssid, raw_psk=psk, scan_freq="2412")
+    dev[2].request("REMOVE_NETWORK all")
+    dev[0].connect(ssid, psk="very secret", scan_freq="2412")
+    dev[0].request("REMOVE_NETWORK all")
+    dev[2].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
+    dev[0].connect(ssid, psk="another passphrase for all STAs", scan_freq="2412")
+    ev = dev[1].wait_event(["WPA: 4-Way Handshake failed"], timeout=10)
+    if ev is None:
+        raise Exception("Timed out while waiting for failure report")
+    dev[1].request("REMOVE_NETWORK all")