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- # rastest.py - test/demonstrate the win32ras module.
- # Much of the code here contributed by Jethro Wright.
-
- import sys
- import string
- import os
- import win32ras
-
- # Build a little dictionary of RAS states to decent strings.
- # eg win32ras.RASCS_OpenPort -> "OpenPort"
- stateMap = {}
- for name, val in win32ras.__dict__.items():
- if name[:6]=="RASCS_":
- stateMap[val] = name[6:]
-
- # Use a lock so the callback can tell the main thread when it is finished.
- import win32event
- callbackEvent = win32event.CreateEvent(None, 0, 0, None)
-
- def Callback( hras, msg, state, error, exterror):
- # print "Callback called with ", hras, msg, state, error, exterror
- stateName = stateMap.get(state, "Unknown state?")
- print "Status is %s (%04lx), error code is %d" % (stateName, state, error)
- finished = state in [win32ras.RASCS_Connected]
- if finished:
- win32event.SetEvent(callbackEvent)
- if error != 0 or int( state ) == win32ras.RASCS_Disconnected:
- # we know for sure this is a good place to hangup....
- print "Detected call failure: %s" % win32ras.GetErrorString( error )
- HangUp( hras )
- win32event.SetEvent(callbackEvent)
-
- def ShowConnections():
- print "All phone-book entries:"
- for (name,) in win32ras.EnumEntries():
- print " ", name
- print "Current Connections:"
- for con in win32ras.EnumConnections():
- print " ", con
-
- def EditEntry(entryName):
- try:
- win32ras.EditPhonebookEntry(0,None,entryName)
- except win32ras.error, (rc, function, msg):
- print "Can not edit/find the RAS entry -", msg
-
- def HangUp( hras ):
- # trap potential, irrelevant errors from win32ras....
- try:
- win32ras.HangUp( hras )
- except:
- print "Tried to hang up gracefully on error, but didn't work...."
- return None
-
- def Connect(entryName, bUseCallback):
- if bUseCallback:
- theCallback = Callback
- win32event.ResetEvent(callbackEvent)
- else:
- theCallback = None
- # in order to *use* the username/password of a particular dun entry, one must
- # explicitly get those params under win95....
- try:
- dp, b = win32ras.GetEntryDialParams( None, entryName )
- except:
- print "Couldn't find DUN entry: %s" % entryName
- else:
- hras, rc = win32ras.Dial(None, None, (entryName, "", "", dp[ 3 ], dp[ 4 ], ""),theCallback)
- # hras, rc = win32ras.Dial(None, None, (entryName, ),theCallback)
- # print hras, rc
- if not bUseCallback and rc <> 0:
- print "Could not dial the RAS connection:", win32ras.GetErrorString(rc)
- hras = HangUp( hras )
- # don't wait here if there's no need to....
- elif bUseCallback and win32event.WaitForSingleObject(callbackEvent, 60000)!=win32event.WAIT_OBJECT_0:
- print "Gave up waiting for the process to complete!"
- # sdk docs state one must explcitly hangup, even if there's an error....
- try:
- cs = win32ras.GetConnectStatus( hras )
- except:
- # on error, attempt a hang up anyway....
- hras = HangUp( hras )
- else:
- if int( cs[ 0 ] ) == win32ras.RASCS_Disconnected:
- hras = HangUp( hras )
- return hras, rc
-
- def Disconnect( rasEntry ):
- # Need to find the entry
- name = string.lower( rasEntry )
- for hcon, entryName, devName, devType in win32ras.EnumConnections():
- if string.lower( entryName ) == name:
- win32ras.HangUp( hcon )
- print "Disconnected from", rasEntry
- break
- else:
- print "Could not find an open connection to", entryName
-
- usage = """
- Usage: %s [-s] [-l] [-c connection] [-d connection]
- -l : List phone-book entries and current connections.
- -s : Show status while connecting/disconnecting (uses callbacks)
- -c : Connect to the specified phonebook name.
- -d : Disconnect from the specified phonebook name.
- -e : Edit the specified phonebook entry.
- """
-
- def main():
- import getopt
- try:
- opts, args = getopt.getopt(sys.argv[1:], "slc:d:e:")
- except getopt.error, why:
- print why
- print usage % (os.path.basename(sys.argv[0],))
- return
-
- bCallback = 0
- if args or not opts:
- print usage % (os.path.basename(sys.argv[0],))
- return
- for opt, val in opts:
- if opt=="-s":
- bCallback = 1
- if opt=="-l":
- ShowConnections()
- if opt=="-c":
- hras, rc = Connect(val, bCallback)
- if hras != None:
- print "hras: 0x%8lx, rc: 0x%04x" % ( hras, rc )
- if opt=="-d":
- Disconnect(val)
- if opt=="-e":
- EditEntry(val)
-
- if __name__=='__main__':
- main()
-