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#!/usr/bin/env python

# Copyright Matthieu Patou <mat@matws.net> 2011
# script to call a DRSUAPI crackname
# this is useful for plugfest testing and replication debug

import sys
from optparse import OptionParser

sys.path.insert(0, "bin/python")

import samba.getopt as options
from samba.dcerpc import drsuapi, misc

def do_DsBind(drs):
    '''make a DsBind call, returning the binding handle'''
    bind_info = drsuapi.DsBindInfoCtr()
    bind_info.length = 28
    bind_info.info = drsuapi.DsBindInfo28()
    bind_info.info.supported_extensions	= 0
    (info, handle) = drs.DsBind(misc.GUID(drsuapi.DRSUAPI_DS_BIND_GUID), bind_info)
    return handle


########### main code ###########
if __name__ == "__main__":
    parser = OptionParser("crackname server [options]")
    sambaopts = options.SambaOptions(parser)
    parser.add_option_group(sambaopts)
    credopts = options.CredentialsOptionsDouble(parser)
    parser.add_option_group(credopts)

    parser.add_option("", "--name", type='str',
                      default='{ED9F5546-9729-4B04-9385-3FCFE2B17BA1}', help="name to crack")
    parser.add_option("", "--outformat", type='int',
                      default=drsuapi.DRSUAPI_DS_NAME_FORMAT_FQDN_1779,
                      help='format desired')
    parser.add_option("", "--informat", type='int',
                      default=drsuapi.DRSUAPI_DS_NAME_FORMAT_GUID,
                      help='format offered')

    (opts, args) = parser.parse_args()

    lp = sambaopts.get_loadparm()
    creds = credopts.get_credentials(lp)

    if len(args) != 1:
        parser.error("You must supply a server")

    if creds.is_anonymous():
        parser.error("You must supply credentials")

    server = args[0]

    binding_str = "ncacn_ip_tcp:%s[seal,print]" % server

    drs = drsuapi.drsuapi(binding_str, lp, creds)
    drs_handle = do_DsBind(drs)
    print "DRS Handle: %s" % drs_handle

    req = drsuapi.DsNameRequest1()
    names = drsuapi.DsNameString()
    names.str = opts.name

    req.codepage = 1252
    req.language = 1033
    req.format_flags = 0
    req.format_offered = opts.informat
    req.format_desired = opts.outformat
    req.count = 1
    req.names = [names]

    (result, ctr) = drs.DsCrackNames(drs_handle, 1, req)
    print ctr.array[0].status
    print ctr.array[0].result_name