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WPS: Move wpactrl setup into a separate function

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This makes it easier to share this functionality for new NFC use cases.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2012-11-04 15:53:33 +02:00
parent d4f612b7dd
commit ec4f5a37b8
1 changed files with 12 additions and 4 deletions
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16
wpa_supplicant/examples/wps-nfc.py
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@ -17,26 +17,34 @@ import wpactrl
wpas_ctrl = '/var/run/wpa_supplicant' wpas_ctrl = '/var/run/wpa_supplicant'
def wpas_tag_read(message): def wpas_connect():
ifaces = [] ifaces = []
if os.path.isdir(wpas_ctrl): if os.path.isdir(wpas_ctrl):
try: try:
ifaces = [os.path.join(wpas_ctrl, i) for i in os.listdir(wpas_ctrl)] ifaces = [os.path.join(wpas_ctrl, i) for i in os.listdir(wpas_ctrl)]
except OSError, error: except OSError, error:
print "Could not find wpa_supplicant: ", error print "Could not find wpa_supplicant: ", error
return return None
if len(ifaces) < 1: if len(ifaces) < 1:
print "No wpa_supplicant control interface found" print "No wpa_supplicant control interface found"
return return None
for ctrl in ifaces: for ctrl in ifaces:
try: try:
wpas = wpactrl.WPACtrl(ctrl) wpas = wpactrl.WPACtrl(ctrl)
print wpas.request("WPS_NFC_TAG_READ " + message.encode("hex")) return wpas
except wpactrl.error, error: except wpactrl.error, error:
print "Error: ", error print "Error: ", error
pass pass
return None
def wpas_tag_read(message):
wpas = wpas_connect()
if (wpas == None):
return
print wpas.request("WPS_NFC_TAG_READ " + message.encode("hex"))
def main(): def main():
clf = nfc.ContactlessFrontend() clf = nfc.ContactlessFrontend()