Chip 2007 January, February, March & April/Chip-Cover-CD-2007-02.iso/Pakiet bezpieczenstwa/mini Pentoo LiveCD 2006.1/mpentoo-2006.1.iso/livecd.squashfs/usr/lib/python2.4/site-packages/impacket/smb.pyc

Python Compiled Bytecode | 2006-06-30 | 83KB | 2,213 lines

# Source Generated with Decompyle++
# File: in.pyc (Python 2.4)

import os
import sys
import socket
import string
import re
import select
import errno
import nmb
import types
from random import randint
from struct import *
import ntlm
from dcerpc import samr
from structure import Structure
unicode_support = 0
unicode_convert = 1

try:
    from cStringIO import StringIO
except ImportError:
    from StringIO import StringIO

from binascii import a2b_hex
CVS_REVISION = '$Revision: 1.7 $'
SHARED_DISK = 0
SHARED_PRINT_QUEUE = 1
SHARED_DEVICE = 2
SHARED_IPC = 3
ATTR_ARCHIVE = 32
ATTR_COMPRESSED = 2048
ATTR_NORMAL = 128
ATTR_HIDDEN = 2
ATTR_READONLY = 1
ATTR_TEMPORARY = 256
ATTR_DIRECTORY = 16
ATTR_SYSTEM = 4
SERVICE_DISK = 'A:'
SERVICE_PRINTER = 'LPT1:'
SERVICE_IPC = 'IPC'
SERVICE_COMM = 'COMM'
SERVICE_ANY = '?????'
SV_TYPE_WORKSTATION = 1
SV_TYPE_SERVER = 2
SV_TYPE_SQLSERVER = 4
SV_TYPE_DOMAIN_CTRL = 8
SV_TYPE_DOMAIN_BAKCTRL = 16
SV_TYPE_TIME_SOURCE = 32
SV_TYPE_AFP = 64
SV_TYPE_NOVELL = 128
SV_TYPE_DOMAIN_MEMBER = 256
SV_TYPE_PRINTQ_SERVER = 512
SV_TYPE_DIALIN_SERVER = 1024
SV_TYPE_XENIX_SERVER = 2048
SV_TYPE_NT = 4096
SV_TYPE_WFW = 8192
SV_TYPE_SERVER_NT = 16384
SV_TYPE_POTENTIAL_BROWSER = 65536
SV_TYPE_BACKUP_BROWSER = 131072
SV_TYPE_MASTER_BROWSER = 262144
SV_TYPE_DOMAIN_MASTER = 524288
SV_TYPE_LOCAL_LIST_ONLY = 1073741824
SV_TYPE_DOMAIN_ENUM = 0x80000000L
SMB_O_CREAT = 16
SMB_O_EXCL = 0
SMB_O_OPEN = 1
SMB_O_TRUNC = 2
SMB_SHARE_COMPAT = 0
SMB_SHARE_DENY_EXCL = 16
SMB_SHARE_DENY_WRITE = 32
SMB_SHARE_DENY_READEXEC = 48
SMB_SHARE_DENY_NONE = 64
SMB_ACCESS_READ = 0
SMB_ACCESS_WRITE = 1
SMB_ACCESS_READWRITE = 2
SMB_ACCESS_EXEC = 3
TRANS_DISCONNECT_TID = 1
TRANS_NO_RESPONSE = 2

def set_key_odd_parity(key):
    ''''''
    for i in range(len(key)):
        for k in range(7):
            bit = 0
            t = key[i] >> k
            bit = (t ^ bit) & 1

        key[i] = key[i] & 254 | bit

    return key


def strerror(errclass, errcode):
    if errclass == 1:
        return ('OS error', ERRDOS.get(errcode, 'Unknown error'))
    elif errclass == 2:
        return ('Server error', ERRSRV.get(errcode, 'Unknown error'))
    elif errclass == 3:
        return ('Hardware error', ERRHRD.get(errcode, 'Unknown error'))
    elif errclass == 128:
        return ('Browse error', ERRBROWSE.get(errcode, 'Unknown error'))
    elif errclass == 255:
        return ('Bad command', 'Bad command. Please file bug report')
    else:
        return ('Unknown error', 'Unknown error')


class SessionError(Exception):
    ERRsuccess = 0
    ERRbadfunc = 1
    ERRbadfile = 2
    ERRbadpath = 3
    ERRnofids = 4
    ERRnoaccess = 5
    ERRbadfid = 6
    ERRbadmcb = 7
    ERRnomem = 8
    ERRbadmem = 9
    ERRbadenv = 10
    ERRbadaccess = 12
    ERRbaddata = 13
    ERRres = 14
    ERRbaddrive = 15
    ERRremcd = 16
    ERRdiffdevice = 17
    ERRnofiles = 18
    ERRgeneral = 31
    ERRbadshare = 32
    ERRlock = 33
    ERRunsup = 50
    ERRnetnamedel = 64
    ERRnosuchshare = 67
    ERRfilexists = 80
    ERRinvalidparam = 87
    ERRcannotopen = 110
    ERRinsufficientbuffer = 122
    ERRinvalidname = 123
    ERRunknownlevel = 124
    ERRnotlocked = 158
    ERRrename = 183
    ERRbadpipe = 230
    ERRpipebusy = 231
    ERRpipeclosing = 232
    ERRnotconnected = 233
    ERRmoredata = 234
    ERRnomoreitems = 259
    ERRbaddirectory = 267
    ERReasnotsupported = 282
    ERRlogonfailure = 1326
    ERRbuftoosmall = 2123
    ERRunknownipc = 2142
    ERRnosuchprintjob = 2151
    ERRinvgroup = 2455
    ERRnoipc = 66
    ERRdriveralreadyinstalled = 1795
    ERRunknownprinterport = 1796
    ERRunknownprinterdriver = 1797
    ERRunknownprintprocessor = 1798
    ERRinvalidseparatorfile = 1799
    ERRinvalidjobpriority = 1800
    ERRinvalidprintername = 1801
    ERRprinteralreadyexists = 1802
    ERRinvalidprintercommand = 1803
    ERRinvaliddatatype = 1804
    ERRinvalidenvironment = 1805
    ERRunknownprintmonitor = 3000
    ERRprinterdriverinuse = 3001
    ERRspoolfilenotfound = 3002
    ERRnostartdoc = 3003
    ERRnoaddjob = 3004
    ERRprintprocessoralreadyinstalled = 3005
    ERRprintmonitoralreadyinstalled = 3006
    ERRinvalidprintmonitor = 3007
    ERRprintmonitorinuse = 3008
    ERRprinterhasjobsqueued = 3009
    ERRerror = 1
    ERRbadpw = 2
    ERRbadtype = 3
    ERRaccess = 4
    ERRinvnid = 5
    ERRinvnetname = 6
    ERRinvdevice = 7
    ERRqfull = 49
    ERRqtoobig = 50
    ERRinvpfid = 52
    ERRsmbcmd = 64
    ERRsrverror = 65
    ERRfilespecs = 67
    ERRbadlink = 68
    ERRbadpermits = 69
    ERRbadpid = 70
    ERRsetattrmode = 71
    ERRpaused = 81
    ERRmsgoff = 82
    ERRnoroom = 83
    ERRrmuns = 87
    ERRtimeout = 88
    ERRnoresource = 89
    ERRtoomanyuids = 90
    ERRbaduid = 91
    ERRuseMPX = 250
    ERRuseSTD = 251
    ERRcontMPX = 252
    ERRbadPW = None
    ERRnosupport = 0
    ERRunknownsmb = 22
    ERRnowrite = 19
    ERRbadunit = 20
    ERRnotready = 21
    ERRbadcmd = 22
    ERRdata = 23
    ERRbadreq = 24
    ERRseek = 25
    ERRbadmedia = 26
    ERRbadsector = 27
    ERRnopaper = 28
    ERRwrite = 29
    ERRread = 30
    ERRgeneral = 31
    ERRwrongdisk = 34
    ERRFCBunavail = 35
    ERRsharebufexc = 36
    ERRdiskfull = 39
    hard_msgs = {
        19: ('ERRnowrite', 'Attempt to write on write-protected diskette.'),
        20: ('ERRbadunit', 'Unknown unit.'),
        21: ('ERRnotready', 'Drive not ready.'),
        22: ('ERRbadcmd', 'Unknown command.'),
        23: ('ERRdata', 'Data error (CRC).'),
        24: ('ERRbadreq', 'Bad request structure length.'),
        25: ('ERRseek', 'Seek error.'),
        26: ('ERRbadmedia', 'Unknown media type.'),
        27: ('ERRbadsector', 'Sector not found.'),
        28: ('ERRnopaper', 'Printer out of paper.'),
        29: ('ERRwrite', 'Write fault.'),
        30: ('ERRread', 'Read fault.'),
        31: ('ERRgeneral', 'General failure.'),
        32: ('ERRbadshare', 'An open conflicts with an existing open.'),
        33: ('ERRlock', 'A Lock request conflicted with an existing lock or specified an invalid mode, or an Unlock requested attempted to remove a lock held by another process.'),
        34: ('ERRwrongdisk', 'The wrong disk was found in a drive.'),
        35: ('ERRFCBUnavail', 'No FCBs are available to process request.'),
        36: ('ERRsharebufexc', 'A sharing buffer has been exceeded.') }
    dos_msgs = {
        ERRbadfunc: ('ERRbadfunc', 'Invalid function.'),
        ERRbadfile: ('ERRbadfile', 'File not found.'),
        ERRbadpath: ('ERRbadpath', 'Directory invalid.'),
        ERRnofids: ('ERRnofids', 'No file descriptors available'),
        ERRnoaccess: ('ERRnoaccess', 'Access denied.'),
        ERRbadfid: ('ERRbadfid', 'Invalid file handle.'),
        ERRbadmcb: ('ERRbadmcb', 'Memory control blocks destroyed.'),
        ERRnomem: ('ERRnomem', 'Insufficient server memory to perform the requested function.'),
        ERRbadmem: ('ERRbadmem', 'Invalid memory block address.'),
        ERRbadenv: ('ERRbadenv', 'Invalid environment.'),
        11: ('ERRbadformat', 'Invalid format.'),
        ERRbadaccess: ('ERRbadaccess', 'Invalid open mode.'),
        ERRbaddata: ('ERRbaddata', 'Invalid data.'),
        ERRres: ('ERRres', 'reserved.'),
        ERRbaddrive: ('ERRbaddrive', 'Invalid drive specified.'),
        ERRremcd: ('ERRremcd', "A Delete Directory request attempted  to  remove  the  server's  current directory."),
        ERRdiffdevice: ('ERRdiffdevice', 'Not same device.'),
        ERRnofiles: ('ERRnofiles', 'A File Search command can find no more files matching the specified criteria.'),
        ERRbadshare: ('ERRbadshare', 'The sharing mode specified for an Open conflicts with existing  FIDs  on the file.'),
        ERRlock: ('ERRlock', 'A Lock request conflicted with an existing lock or specified an  invalid mode,  or an Unlock requested attempted to remove a lock held by another process.'),
        ERRunsup: ('ERRunsup', 'The operation is unsupported'),
        ERRnosuchshare: ('ERRnosuchshare', 'You specified an invalid share name'),
        ERRfilexists: ('ERRfilexists', 'The file named in a Create Directory, Make  New  File  or  Link  request already exists.'),
        ERRinvalidname: ('ERRinvalidname', 'Invalid name'),
        ERRbadpipe: ('ERRbadpipe', 'Pipe invalid.'),
        ERRpipebusy: ('ERRpipebusy', 'All instances of the requested pipe are busy.'),
        ERRpipeclosing: ('ERRpipeclosing', 'Pipe close in progress.'),
        ERRnotconnected: ('ERRnotconnected', 'No process on other end of pipe.'),
        ERRmoredata: ('ERRmoredata', 'There is more data to be returned.'),
        ERRinvgroup: ('ERRinvgroup', 'Invalid workgroup (try the -W option)'),
        ERRlogonfailure: ('ERRlogonfailure', 'Logon failure'),
        ERRdiskfull: ('ERRdiskfull', 'Disk full'),
        ERRgeneral: ('ERRgeneral', 'General failure'),
        ERRunknownlevel: ('ERRunknownlevel', 'Unknown info level') }
    server_msgs = {
        1: ('ERRerror', 'Non-specific error code.'),
        2: ('ERRbadpw', 'Bad password - name/password pair in a Tree Connect or Session Setup are invalid.'),
        3: ('ERRbadtype', 'reserved.'),
        4: ('ERRaccess', 'The requester does not have  the  necessary  access  rights  within  the specified  context for the requested function. The context is defined by the TID or the UID.'),
        5: ('ERRinvnid', 'The tree ID (TID) specified in a command was invalid.'),
        6: ('ERRinvnetname', 'Invalid network name in tree connect.'),
        7: ('ERRinvdevice', 'Invalid device - printer request made to non-printer connection or  non-printer request made to printer connection.'),
        49: ('ERRqfull', 'Print queue full (files) -- returned by open print file.'),
        50: ('ERRqtoobig', 'Print queue full -- no space.'),
        51: ('ERRqeof', 'EOF on print queue dump.'),
        52: ('ERRinvpfid', 'Invalid print file FID.'),
        64: ('ERRsmbcmd', 'The server did not recognize the command received.'),
        65: ('ERRsrverror', 'The server encountered an internal error, e.g., system file unavailable.'),
        67: ('ERRfilespecs', 'The file handle (FID) and pathname parameters contained an invalid  combination of values.'),
        68: ('ERRreserved', 'reserved.'),
        69: ('ERRbadpermits', 'The access permissions specified for a file or directory are not a valid combination.  The server cannot set the requested attribute.'),
        70: ('ERRreserved', 'reserved.'),
        71: ('ERRsetattrmode', 'The attribute mode in the Set File Attribute request is invalid.'),
        81: ('ERRpaused', 'Server is paused.'),
        82: ('ERRmsgoff', 'Not receiving messages.'),
        83: ('ERRnoroom', 'No room to buffer message.'),
        87: ('ERRrmuns', 'Too many remote user names.'),
        88: ('ERRtimeout', 'Operation timed out.'),
        89: ('ERRnoresource', 'No resources currently available for request.'),
        90: ('ERRtoomanyuids', 'Too many UIDs active on this session.'),
        91: ('ERRbaduid', 'The UID is not known as a valid ID on this session.'),
        250: ('ERRusempx', 'Temp unable to support Raw, use MPX mode.'),
        251: ('ERRusestd', 'Temp unable to support Raw, use standard read/write.'),
        252: ('ERRcontmpx', 'Continue in MPX mode.'),
        253: ('ERRreserved', 'reserved.'),
        254: ('ERRreserved', 'reserved.'),
        65535: ('ERRnosupport', 'Function not supported.') }
    ERRDOS = 1
    error_classes = {
        0: ('SUCCESS', { }),
        ERRDOS: ('ERRDOS', dos_msgs),
        2: ('ERRSRV', server_msgs),
        3: ('ERRHRD', hard_msgs),
        4: ('ERRXOS', { }),
        225: ('ERRRMX1', { }),
        226: ('ERRRMX2', { }),
        227: ('ERRRMX3', { }),
        255: ('ERRCMD', { }) }

    def __init__(self, str, error_class, error_code):
        self.args = str
        self.error_class = error_class
        self.error_code = error_code


    def get_error_class(self):
        return self.error_class


    def get_error_code(self):
        return self.error_code


    def __str__(self):
        error_class = SessionError.error_classes.get(self.error_class, None)
        if not error_class:
            error_code_str = self.error_code
            error_class_str = self.error_class
        else:
            error_class_str = error_class[0]
            error_code = error_class[1].get(self.error_code, None)
            if not error_code:
                error_code_str = self.error_code
            else:
                error_code_str = '%s(%s)' % error_code
        return 'SessionError: %s, class: %s, code: %s' % (self.args, error_class_str, error_code_str)



class UnsupportedFeature(Exception):
    pass


class SharedDevice:

    def __init__(self, name, type, comment):
        self._SharedDevice__name = name
        self._SharedDevice__type = type
        self._SharedDevice__comment = comment


    def get_name(self):
        return self._SharedDevice__name


    def get_type(self):
        return self._SharedDevice__type


    def get_comment(self):
        return self._SharedDevice__comment


    def __repr__(self):
        return '<SharedDevice instance: name=' + self._SharedDevice__name + ', type=' + str(self._SharedDevice__type) + ', comment="' + self._SharedDevice__comment + '">'



class SharedFile:

    def __init__(self, ctime, atime, mtime, filesize, allocsize, attribs, shortname, longname):
        self._SharedFile__ctime = ctime
        self._SharedFile__atime = atime
        self._SharedFile__mtime = mtime
        self._SharedFile__filesize = filesize
        self._SharedFile__allocsize = allocsize
        self._SharedFile__attribs = attribs

        try:
            self._SharedFile__shortname = shortname[:string.index(shortname, '\x00')]
        except ValueError:
            self._SharedFile__shortname = shortname


        try:
            self._SharedFile__longname = longname[:string.index(longname, '\x00')]
        except ValueError:
            self._SharedFile__longname = longname



    def get_ctime(self):
        return self._SharedFile__ctime


    def get_ctime_epoch(self):
        return self._SharedFile__convert_smbtime(self._SharedFile__ctime)


    def get_mtime(self):
        return self._SharedFile__mtime


    def get_mtime_epoch(self):
        return self._SharedFile__convert_smbtime(self._SharedFile__mtime)


    def get_atime(self):
        return self._SharedFile__atime


    def get_atime_epoch(self):
        return self._SharedFile__convert_smbtime(self._SharedFile__atime)


    def get_filesize(self):
        return self._SharedFile__filesize


    def get_allocsize(self):
        return self._SharedFile__allocsize


    def get_attributes(self):
        return self._SharedFile__attribs


    def is_archive(self):
        return self._SharedFile__attribs & ATTR_ARCHIVE


    def is_compressed(self):
        return self._SharedFile__attribs & ATTR_COMPRESSED


    def is_normal(self):
        return self._SharedFile__attribs & ATTR_NORMAL


    def is_hidden(self):
        return self._SharedFile__attribs & ATTR_HIDDEN


    def is_readonly(self):
        return self._SharedFile__attribs & ATTR_READONLY


    def is_temporary(self):
        return self._SharedFile__attribs & ATTR_TEMPORARY


    def is_directory(self):
        return self._SharedFile__attribs & ATTR_DIRECTORY


    def is_system(self):
        return self._SharedFile__attribs & ATTR_SYSTEM


    def get_shortname(self):
        return self._SharedFile__shortname


    def get_longname(self):
        return self._SharedFile__longname


    def __repr__(self):
        return '<SharedFile instance: shortname="' + self._SharedFile__shortname + '", longname="' + self._SharedFile__longname + '", filesize=' + str(self._SharedFile__filesize) + '>'


    def __convert_smbtime(self, t):
        x = t >> 32
        y = t & 0xFFFFFFFFL
        geo_cal_offset = 11644473600.0
        return (x * 4.0 * (1 << 30) + (y & 0xFFF00000L)) * 9.9999999999999995e-08 - geo_cal_offset



class SMBMachine:

    def __init__(self, nbname, type, comment):
        self._SMBMachine__nbname = nbname
        self._SMBMachine__type = type
        self._SMBMachine__comment = comment


    def __repr__(self):
        return '<SMBMachine instance: nbname="' + self._SMBMachine__nbname + '", type=' + hex(self._SMBMachine__type) + ', comment="' + self._SMBMachine__comment + '">'



class SMBDomain:

    def __init__(self, nbgroup, type, master_browser):
        self._SMBDomain__nbgroup = nbgroup
        self._SMBDomain__type = type
        self._SMBDomain__master_browser = master_browser


    def __repr__(self):
        return '<SMBDomain instance: nbgroup="' + self._SMBDomain__nbgroup + '", type=' + hex(self._SMBDomain__type) + ', master browser="' + self._SMBDomain__master_browser + '">'



class NewSMBPacket(Structure):
    structure = (('Signature', '"\xffSMB'), ('Command', 'B=0'), ('ErrorClass', 'B=0'), ('_reserved', 'B=0'), ('ErrorCode', '<H=0'), ('Flags1', 'B=0'), ('Flags2', '<H=0'), ('Padding', '12s=""'), ('Tid', '<H=0xffff'), ('Pid', '<H=0'), ('Uid', '<H=0'), ('Mid', '<H=0'), ('Data', '*:'))

    def __init__(self, **kargs):
        Structure.__init__(self, **kargs)
        if not kargs.has_key('data'):
            self['Data'] = []



    def addCommand(self, command):
        if len(self['Data']) == 0:
            self['Command'] = command.command
        else:
            self['Data'][-1]['Parameters']['AndXCommand'] = command.command
            self['Data'][-1]['Parameters']['AndXOffset'] = len(self)
        self['Data'].append(command)


    def isMoreData(self):
        if self['Command'] in [
            SMB.SMB_COM_TRANSACTION,
            SMB.SMB_COM_READ_ANDX,
            SMB.SMB_COM_READ_RAW] and self['ErrorClass'] == 1:
            pass
        return self['ErrorCode'] == SessionError.ERRmoredata


    def isValidAnswer(self, cmd):
        if self['Command'] == cmd:
            if self['ErrorClass'] == 0 and self['ErrorCode'] == 0:
                return 1
            elif self.isMoreData():
                return 1

            raise SessionError, ('SMB Library Error', self['ErrorClass'], self['ErrorCode'])
        else:
            raise UnsupportedFeature, 'Unexpected answer from server: Got %d, Expected %d' % (self['Command'], cmd)



class SMBPacket:

    def __init__(self, data = ''):
        self._command = 0
        self._error_class = 0
        self._error_code = 0
        self._flags = 0
        self._flags2 = 0
        self._pad = '\x00' * 12
        self._tid = 0
        self._pid = 0
        self._uid = 0
        self._mid = 0
        self._wordcount = 0
        self._parameter_words = ''
        self._bytecount = 0
        self._buffer = ''
        if data != '':
            self._command = ord(data[4])
            self._error_class = ord(data[5])
            self._error_code = unpack('<H', data[7:9])[0]
            self._flags = ord(data[9])
            self._flags2 = unpack('<H', data[10:12])[0]
            self._tid = unpack('<H', data[24:26])[0]
            self._pid = unpack('<H', data[26:28])[0]
            self._uid = unpack('<H', data[28:30])[0]
            self._mid = unpack('<H', data[30:32])[0]
            self._wordcount = ord(data[32])
            self._parameter_words = data[33:33 + self._wordcount * 2]
            self._bytecount = ord(data[33 + self._wordcount * 2])
            self._buffer = data[35 + self._wordcount * 2:]



    def set_command(self, command):
        self._command = command


    def set_error_class(self, error_class):
        self._error_class = error_class


    def set_error_code(self, error_code):
        self._error_code = error_code


    def set_flags(self, flags):
        self._flags = flags


    def set_flags2(self, flags2):
        self._flags2 = flags2


    def set_pad(self, pad):
        self._pad = pad


    def set_tid(self, tid):
        self._tid = tid


    def set_pid(self, pid):
        self._pid = pid


    def set_uid(self, uid):
        self._uid = uid


    def set_mid(self, mid):
        self._mid = mid


    def set_parameter_words(self, param):
        self._parameter_words = param
        self._wordcount = len(param) / 2


    def set_buffer(self, buffer):
        if type(buffer) is types.UnicodeType:
            raise Exception('SMBPacket: Invalid buffer. Received unicode')

        self._buffer = buffer
        self._bytecount = len(buffer)


    def get_command(self):
        return self._command


    def get_error_class(self):
        return self._error_class


    def get_error_code(self):
        return self._error_code


    def get_flags(self):
        return self._flags


    def get_flags2(self):
        return self._flags2


    def get_pad(self):
        return self._pad


    def get_tid(self):
        return self._tid


    def get_pid(self):
        return self._pid


    def get_uid(self):
        return self._uid


    def get_mid(self):
        return self._mid


    def get_parameter_words(self):
        return self._parameter_words


    def get_wordcount(self):
        return self._wordcount


    def get_bytecount(self):
        return self._bytecount


    def get_buffer(self):
        return self._buffer


    def rawData(self):
        data = pack('<4sBBBHBH12sHHHHB', '\xffSMB', self._command, self._error_class, 0, self._error_code, self._flags, self._flags2, self._pad, self._tid, self._pid, self._uid, self._mid, self._wordcount) + self._parameter_words + pack('<H', self._bytecount) + self._buffer
        return data



class TRANSHeader:

    def __init__(self, params = '', data = ''):
        self._total_param_count = 0
        self._total_data_count = 0
        self._max_param_count = 0
        self._max_data_count = 0
        self._max_setup_count = 0
        self._flags = 0
        self._timeout = 0
        self._param_count = 0
        self._param_offset = 0
        self._data_count = 0
        self._data_offset = 0
        self._setup_count = 0
        self._setup = 0
        self._name = ''
        self._pad = ''
        self._parameters = 0
        self._data = 0
        if data != '' and params != '':
            (self._total_param_count, self._total_data_count, _, self._param_count, self._param_offset, self._param_displacement, self._data_count, self._data_offset, self._data_displacement, self._setup_count, _) = unpack('<HHHHHHHHHBB', params)
            self._data = data[-(self._data_count):]



    def set_flags(self, flags):
        self._flags = flags


    def set_name(self, name):
        self._name = name


    def set_setup(self, setup):
        self._setup = setup


    def set_parameters(self, parameters):
        self._parameters = parameters
        self._total_param_count = len(parameters)


    def set_data(self, data):
        self._data = data
        self._total_data_count = len(data)


    def set_max_data_count(self, max):
        self._max_data_count = max


    def set_max_param_count(self, max):
        self._max_param_count = max


    def get_rawParameters(self):
        self._param_offset = 32 + 3 + 28 + len(self._setup) + len(self._name)
        self._data_offset = self._param_offset + len(self._parameters)
        return pack('<HHHHBBHLHHHHHBB', self._total_param_count, self._total_data_count, self._max_param_count, self._max_data_count, self._max_setup_count, 0, self._flags, self._timeout, 0, self._total_param_count, self._param_offset, self._total_data_count, self._data_offset, len(self._setup) / 2, 0) + self._setup


    def get_data(self):
        return self._data


    def rawData(self):
        return self._name + self._parameters + self._data



class SMBCommand(Structure):
    structure = (('WordCount', 'B=len(Parameters)/2'), ('_ParametersLength', '_-Parameters', 'WordCount*2'), ('Parameters', ':'), ('ByteCount', '<H-Data'), ('Data', ':'))

    def __init__(self, commandOrData = None, data = None, **kargs):
        data = None if type(commandOrData) == type(0) else commandOrData
        Structure.__init__(self, data = data, **kargs)
        if data is None:
            self['Parameters'] = ''
            self['Data'] = ''




class AsciiOrUnicodeStructure(Structure):

    def __init__(self, flags = 0, **kargs):
        if flags & SMB.FLAGS2_UNICODE:
            self.structure = self.UnicodeStructure
        else:
            self.structure = self.AsciiStructure
        return Structure.__init__(self, **kargs)



class SMBCommand_Parameters(Structure):
    pass


class SMBAndXCommand_Parameters(Structure):
    commonHdr = (('AndXCommand', 'B=0xff'), ('_reserved', 'B=0'), ('AndXOffset', '<H=0'))
    structure = (('Data', ':=""'),)


class SMBSessionSetupAndX_Parameters(SMBAndXCommand_Parameters):
    structure = (('MaxBuffer', '<H'), ('MaxMpxCount', '<H'), ('VCNumber', '<H'), ('SessionKey', '<L'), ('AnsiPwdLength', '<H'), ('UnicodePwdLength', '<H'), ('_reserved', '<L=0'), ('Capabilities', '<L'))


class SMBSessionSetupAndX_Data(AsciiOrUnicodeStructure):
    AsciiStructure = (('AnsiPwdLength', '_-AnsiPwd'), ('UnicodePwdLength', '_-UnicodePwd'), ('AnsiPwd', ':=""'), ('UnicodePwd', ':=""'), ('Account', 'z=""'), ('PrimaryDomain', 'z=""'), ('NativeOS', 'z=""'), ('NativeLanMan', 'z=""'))
    UnicodeStructure = (('AnsiPwdLength', '_-AnsiPwd'), ('UnicodePwdLength', '_-UnicodePwd'), ('AnsiPwd', ':=""'), ('UnicodePwd', ':=""'), ('Account', 'w=""'), ('PrimaryDomain', 'w=""'), ('NativeOS', 'w=""'), ('NativeLanMan', 'w=""'))


class SMBSessionSetupAndXResponse_Parameters(SMBAndXCommand_Parameters):
    structure = (('Action', '<H'),)


class SMBSessionSetupAndXResponse_Data(AsciiOrUnicodeStructure):
    AsciiStructure = (('NativeOS', 'z=""'), ('NativeLanMan', 'z=""'), ('PrimaryDomain', 'z=""'))
    UnicodeStructure = (('NativeOS', 'w=""'), ('NativeLanMan', 'w=""'), ('PrimaryDomain', 'w=""'))


class SMBTreeConnect_Parameters(SMBCommand_Parameters):
    structure = ()


class SMBTreeConnect_Data(SMBCommand_Parameters):
    structure = (('PathFormat', '"\x04'), ('Path', 'z'), ('PasswordFormat', '"\x04'), ('Password', 'z'), ('ServiceFormat', '"\x04'), ('Service', 'z'))


class SMBTreeConnectAndX_Parameters(SMBAndXCommand_Parameters):
    structure = (('Flags', '<H=0'), ('PasswordLength', '<H'))


class SMBTreeConnectAndX_Data(SMBCommand_Parameters):
    structure = (('_PasswordLength', '_-Password'), ('Password', ':'), ('Path', 'z'), ('Service', 'z'))


class SMBNtCreateAndX_Parameters(SMBAndXCommand_Parameters):
    structure = (('_reserved', 'B=0'), ('FileNameLength', '<H'), ('CreateFlags', '<L'), ('RootFid', '<L=0'), ('AccessMask', '<L'), ('AllocationSizeLo', '<L=0'), ('AllocationSizeHi', '<L=0'), ('FileAttributes', '<L=0'), ('ShareAccess', '<L=3'), ('Disposition', '<L=1'), ('CreateOptions', '<L'), ('Impersonation', '<L=2'), ('SecurityFlags', 'B=3'))


class SMBNtCreateAndXResponse_Parameters(SMBAndXCommand_Parameters):
    structure = (('OplockLevel', 'B=0'), ('Fid', '<H'), ('CreateAction', '<L'), ('CraetionTimeLo', '<L=0'), ('CraetionTimeHi', '<L=0'), ('AccessTimeLo', '<L=0'), ('AccessTimeHi', '<L=0'), ('LastWriteTimeLo', '<L=0'), ('LastWriteTimeHi', '<L=0'), ('ChangeTimeLo', '<L=0'), ('ChangeTimeHi', '<L=0'), ('FileAttributes', '<L=0x80'), ('AllocationSizeLo', '<L=0'), ('AllocationSizeHi', '<L=0'), ('EndOfFileLo', '<L=0'), ('EndOfFileHi', '<L=0'), ('FileType', '<H=0'), ('IPCState', '<H=0'), ('IsDirectory', 'B'))


class SMBNtCreateAndX_Data(Structure):
    structure = (('FileName', 'z'),)


class SMBOpenAndX_Parameters(SMBAndXCommand_Parameters):
    structure = (('Flags', '<H=0'), ('DesiredAccess', '<H=0'), ('SearchAttributes', '<H=0'), ('FileAttributes', '<H=0'), ('CreationTime', '<L=0'), ('OpenMode', '<H=1'), ('AllocationSize', '<L=0'), ('Reserved', '8s=""'))


class SMBOpenAndX_Data(SMBNtCreateAndX_Data):
    pass


class SMBOpenAndXResponse_Parameters(SMBAndXCommand_Parameters):
    structure = (('Fid', '<H=0'), ('FileAttributes', '<H=0'), ('LastWriten', '<L=0'), ('FileSize', '<L=0'), ('GrantedAccess', '<H=0'), ('FileType', '<H=0'), ('IPCState', '<H=0'), ('Action', '<H=0'), ('ServerFid', '<L=0'), ('_reserved', '<H=0'))


class SMBWrite_Parameters(SMBCommand_Parameters):
    structure = (('Fid', '<H'), ('Count', '<H'), ('Offset', '<L'), ('Remaining', '<H'))


class SMBWrite_Data(Structure):
    structure = (('BufferFormat', '<B=1'), ('DataLength', '<H-Data'), ('Data', ':'))


class SMBWriteAndX_Parameters(SMBAndXCommand_Parameters):
    structure = (('Fid', '<H'), ('Offset', '<L'), ('_reserved', '<L=0xff'), ('WriteMode', '<H=8'), ('Remaining', '<H'), ('DataLength_Hi', '<H=0'), ('DataLength', '<H'), ('DataOffset', '<H=0'), ('HighOffset', '<L=0'))


class SMBWriteRaw_Parameters(SMBCommand_Parameters):
    structure = (('Fid', '<H'), ('Count', '<H'), ('_reserved', '<H=0'), ('Offset', '<L'), ('Timeout', '<L=0'), ('WriteMode', '<H=0'), ('_reserved2', '<L=0'), ('DataLength', '<H'), ('DataOffset', '<H=0'))


class SMBRead_Parameters(SMBCommand_Parameters):
    structure = (('Fid', '<H'), ('Count', '<H'), ('Offset', '<L'), ('Remaining', '<H=Count'))


class SMBReadResponse_Parameters(Structure):
    structure = (('Count', '<H=0'), ('_reserved', '"\x00\x00\x00\x00\x00\x00\x00\x00'))


class SMBReadResponse_Data(Structure):
    structure = (('BufferFormat', '<B'), ('DataLength', '<H-Data'), ('Data', ':'))


class SMBReadRaw_Parameters(SMBCommand_Parameters):
    structure = (('Fid', '<H'), ('Offset', '<L'), ('MaxCount', '<H'), ('MinCount', '<H=MaxCount'), ('Timeout', '<L=0'), ('_reserved', '<H=0'))


class SMBReadAndX_Parameters(SMBAndXCommand_Parameters):
    structure = (('Fid', '<H'), ('Offset', '<L'), ('MaxCount', '<H'), ('MinCount', '<H=MaxCount'), ('_reserved', '<L=0xffffffff'), ('Remaining', '<H=MaxCount'), ('HighOffset', '<L=0'))


class SMBReadAndXResponse_Parameters(SMBAndXCommand_Parameters):
    structure = (('Remaining', '<H=0'), ('DataMode', '<H=0'), ('_reserved', '<H=0'), ('DataCount', '<H'), ('DataOffset', '<H'), ('DataCount_Hi', '<L'), ('_reserved2', '"\x00\x00\x00\x00\x00\x00'))


class SMBOpen_Parameters(SMBCommand_Parameters):
    structure = (('DesiredAccess', '<H=0'), ('SearchAttributes', '<H=0'))


class SMBOpen_Data(Structure):
    structure = (('FileNameFormat', '"\x04'), ('FileName', 'z'))


class SMBOpenResponse_Parameters(SMBCommand_Parameters):
    structure = (('Fid', '<H=0'), ('FileAttributes', '<H=0'), ('LastWriten', '<L=0'), ('FileSize', '<L=0'), ('GrantedAccess', '<H=0'))


class NTLMDialect(SMBPacket):

    def __init__(self, data = ''):
        SMBPacket.__init__(self, data)
        self._selected_dialect = 0
        self._security_mode = 0
        self._max_mpx = 0
        self._max_vc = 0
        self._max_buffer = 0
        self._max_raw = 0
        self._session_key = 0
        self._lsw_capabilities = 0
        self._msw_capabilities = 0
        self._utc_high = 0
        self._utc_low = 0
        self._minutes_utc = 0
        self._encryption_key_len = 0
        self._encryption_key = ''
        self._server_domain = ''
        self._server_name = ''
        if data:
            (self._selected_dialect, self._security_mode, self._max_mpx, self._max_vc) = unpack('<HBHH', self.get_parameter_words()[:7])
            (self._max_buffer, self._max_raw, self._session_key, self._lsw_capabilities, self._msw_capabilities) = unpack('<lllHH', self.get_parameter_words()[7:16 + 7])
            (self._utc_low, self._utc_high, self._minutes_utc, self._encryption_key_len) = unpack('<LLhB', self.get_parameter_words()[23:34])
            if self._encryption_key_len > 0 and len(self.get_buffer()) >= self._encryption_key_len:
                self._encryption_key = self.get_buffer()[:self._encryption_key_len]
                buf = self.get_buffer()
                self._server_name = '<Unknown>'
                self._server_domain = '<Unknown>'

                try:
                    if self._lsw_capabilities & 3:
                        offset = self._encryption_key_len
                        if offset & 1:
                            offset += 1

                        end = offset
                        while ord(buf[end]) or ord(buf[end + 1]):
                            end += 2
                        self._server_domain = unicode(buf[offset:end], 'utf_16_le')
                        end += 2
                        offset = end
                        while ord(buf[end]) or ord(buf[end + 1]):
                            end += 2
                        self._server_name = unicode(buf[offset:end], 'utf_16_le')
                    else:
                        offset = self._encryption_key_len
                        idx1 = string.find(buf, '\x00', offset)
                        if idx1 != -1:
                            self._server_domain = buf[offset:idx1]
                            idx2 = string.find(buf, '\x00', idx1 + 1)
                            if idx2 != -1:
                                self._server_name = buf[idx1 + 1:idx2]


            else:
                self._encryption_key = ''



    def get_selected_dialect(self):
        return self._selected_dialect


    def get_security_mode(self):
        return self._security_mode


    def get_max_mpx(self):
        return self._max_mpx


    def get_max_vc(self):
        return self._max_vc


    def get_max_buffer(self):
        return self._max_buffer


    def get_max_raw(self):
        return self._max_raw


    def get_session_key(self):
        return self._session_key


    def get_lsw_capabilities(self):
        return self._lsw_capabilities


    def get_msw_capabilities(self):
        return self._msw_capabilities


    def get_utc(self):
        return (self._utc_high, self._utc_low)


    def get_minutes_utc(self):
        return self._minutes_utc


    def get_encryption_key_len(self):
        return self._encryption_key_len


    def get_encryption_key(self):
        return self._encryption_key


    def get_server_domain(self):
        return self._server_domain


    def get_server_name(self):
        return self._server_name


    def is_auth_mode(self):
        return self._security_mode & SMB.SECURITY_AUTH_MASK


    def is_share_mode(self):
        return self._security_mode & SMB.SECURITY_SHARE_MASK


    def is_rawmode(self):
        return self._lsw_capabilities & SMB.CAP_RAW_MODE



class SMB:
    SMB_COM_CREATE_DIRECTORY = 0
    SMB_COM_DELETE_DIRECTORY = 1
    SMB_COM_OPEN = 2
    SMB_COM_CREATE = 3
    SMB_COM_CLOSE = 4
    SMB_COM_FLUSH = 5
    SMB_COM_DELETE = 6
    SMB_COM_RENAME = 7
    SMB_COM_QUERY_INFORMATION = 8
    SMB_COM_SET_INFORMATION = 9
    SMB_COM_READ = 10
    SMB_COM_WRITE = 11
    SMB_COM_LOCK_BYTE_RANGE = 12
    SMB_COM_UNLOCK_BYTE_RANGE = 13
    SMB_COM_CREATE_TEMPORARY = 14
    SMB_COM_CREATE_NEW = 15
    SMB_COM_CHECK_DIRECTORY = 16
    SMB_COM_PROCESS_EXIT = 17
    SMB_COM_SEEK = 18
    SMB_COM_LOCK_AND_READ = 19
    SMB_COM_WRITE_AND_UNLOCK = 20
    SMB_COM_READ_RAW = 26
    SMB_COM_READ_MPX = 27
    SMB_COM_READ_MPX_SECONDARY = 28
    SMB_COM_WRITE_RAW = 29
    SMB_COM_WRITE_MPX = 30
    SMB_COM_WRITE_MPX_SECONDARY = 31
    SMB_COM_WRITE_COMPLETE = 32
    SMB_COM_QUERY_SERVER = 33
    SMB_COM_SET_INFORMATION2 = 34
    SMB_COM_QUERY_INFORMATION2 = 35
    SMB_COM_LOCKING_ANDX = 36
    SMB_COM_TRANSACTION = 37
    SMB_COM_TRANSACTION_SECONDARY = 38
    SMB_COM_IOCTL = 39
    SMB_COM_IOCTL_SECONDARY = 40
    SMB_COM_COPY = 41
    SMB_COM_MOVE = 42
    SMB_COM_ECHO = 43
    SMB_COM_WRITE_AND_CLOSE = 44
    SMB_COM_OPEN_ANDX = 45
    SMB_COM_READ_ANDX = 46
    SMB_COM_WRITE_ANDX = 47
    SMB_COM_NEW_FILE_SIZE = 48
    SMB_COM_CLOSE_AND_TREE_DISC = 49
    SMB_COM_TRANSACTION2 = 50
    SMB_COM_TRANSACTION2_SECONDARY = 51
    SMB_COM_FIND_CLOSE2 = 52
    SMB_COM_FIND_NOTIFY_CLOSE = 53
    SMB_COM_TREE_CONNECT = 112
    SMB_COM_TREE_DISCONNECT = 113
    SMB_COM_NEGOTIATE = 114
    SMB_COM_SESSION_SETUP_ANDX = 115
    SMB_COM_LOGOFF_ANDX = 116
    SMB_COM_TREE_CONNECT_ANDX = 117
    SMB_COM_QUERY_INFORMATION_DISK = 128
    SMB_COM_SEARCH = 129
    SMB_COM_FIND = 130
    SMB_COM_FIND_UNIQUE = 131
    SMB_COM_FIND_CLOSE = 132
    SMB_COM_NT_TRANSACT = 160
    SMB_COM_NT_TRANSACT_SECONDARY = 161
    SMB_COM_NT_CREATE_ANDX = 162
    SMB_COM_NT_CANCEL = 164
    SMB_COM_NT_RENAME = 165
    SMB_COM_OPEN_PRINT_FILE = 192
    SMB_COM_WRITE_PRINT_FILE = 193
    SMB_COM_CLOSE_PRINT_FILE = 194
    SMB_COM_GET_PRINT_QUEUE = 195
    SMB_COM_READ_BULK = 216
    SMB_COM_WRITE_BULK = 217
    SMB_COM_WRITE_BULK_DATA = 218
    SECURITY_SHARE_MASK = 1
    SECURITY_SHARE_SHARE = 0
    SECURITY_SHARE_USER = 1
    SECURITY_AUTH_MASK = 2
    SECURITY_AUTH_ENCRYPTED = 2
    SECURITY_AUTH_PLAINTEXT = 0
    RAW_READ_MASK = 1
    RAW_WRITE_MASK = 2
    CAP_RAW_MODE = 1
    CAP_MPX_MODE = 2
    CAP_UNICODE = 4
    CAP_LARGE_FILES = 8
    CAP_EXTENDED_SECURITY = 0x80000000L
    FLAGS1_PATHCASELESS = 8
    FLAGS2_LONG_FILENAME = 1
    FLAGS2_USE_NT_ERRORS = 16384
    FLAGS2_UNICODE = 32768

    def __init__(self, remote_name, remote_host, my_name = None, host_type = nmb.TYPE_SERVER, sess_port = nmb.NETBIOS_SESSION_PORT, timeout = None):
        self._SMB__uid = 0
        self._SMB__server_os = ''
        self._SMB__server_lanman = ''
        self._SMB__server_domain = ''
        self._SMB__remote_name = string.upper(remote_name)
        self._SMB__is_pathcaseless = 0
        self._SMB__ntlm_dialect = 0
        self._SMB__sess = None
        if timeout == None:
            self._SMB__timeout = 30
        else:
            self._SMB__timeout = timeout
        if not my_name:
            my_name = socket.gethostname()
            i = string.find(my_name, '.')
            if i > -1:
                my_name = my_name[:i]



        try:
            self._SMB__sess = nmb.NetBIOSSession(my_name, remote_name, remote_host, host_type, sess_port, timeout)
        except socket.error:
            ex = None
            raise ex

        self._SMB__neg_session()
        if not self._SMB__ntlm_dialect.is_auth_mode() == SMB.SECURITY_AUTH_PLAINTEXT:
            if not self._SMB__ntlm_dialect.is_auth_mode() == SMB.SECURITY_AUTH_ENCRYPTED and self._SMB__ntlm_dialect.get_encryption_key() or self._SMB__ntlm_dialect.get_encryption_key_len() >= 8:
                raise AssertionError
        if self._SMB__ntlm_dialect.is_share_mode() == SMB.SECURITY_SHARE_SHARE:
            self.login('', '')



    def set_timeout(self, timeout):
        self._SMB__timeout = timeout


    def __del__(self):
        if self._SMB__sess:
            self._SMB__sess.close()



    def __decode_smb(self, data):
        (_, cmd, err_class, _, err_code, flags1, flags2, _, tid, pid, uid, mid, wcount) = unpack('<4sBBBHBH12sHHHHB', data[:33])
        param_end = 33 + wcount * 2
        return (cmd, err_class, err_code, flags1, flags2, tid, uid, mid, data[33:param_end], data[param_end + 2:])


    def recvSMB(self):
        r = self._SMB__sess.recv_packet(self._SMB__timeout)
        return NewSMBPacket(data = r.get_trailer())


    def recv_packet(self):
        r = self._SMB__sess.recv_packet(self._SMB__timeout)
        return SMBPacket(r.get_trailer())


    def __decode_trans(self, params, data):
        (totparamcnt, totdatacnt, _, paramcnt, paramoffset, paramds, datacnt, dataoffset, datads, setupcnt) = unpack('<HHHHHHHHHB', params[:19])
        if paramcnt + paramds < totparamcnt or datacnt + datads < totdatacnt:
            has_more = 1
        else:
            has_more = 0
        paramoffset = paramoffset - 55 - setupcnt * 2
        dataoffset = dataoffset - 55 - setupcnt * 2
        return (has_more, params[20:20 + setupcnt * 2], data[paramoffset:paramoffset + paramcnt], data[dataoffset:dataoffset + datacnt])


    def sendSMB(self, smb):
        smb['Uid'] = self._SMB__uid
        smb['Pid'] = os.getpid()
        self._SMB__sess.send_packet(str(smb))


    def send_smb(self, s):
        s.set_uid(self._SMB__uid)
        s.set_pid(os.getpid())
        self._SMB__sess.send_packet(s.rawData())


    def __send_smb_packet(self, cmd, flags, flags2, tid, mid, params = '', data = ''):
        smb = NewSMBPacket()
        smb['Flags'] = flags
        smb['Flags2'] = flags2
        smb['Tid'] = tid
        smb['Mid'] = mid
        cmd = SMBCommand(cmd)
        smb.addCommand(cmd)
        cmd['Parameters'] = params
        cmd['Data'] = data
        self.sendSMB(smb)


    def isValidAnswer(self, s, cmd):
        while s.rawData():
            if s.get_command() == cmd:
                if s.get_error_class() == 0 and s.get_error_code() == 0:
                    return 1
                else:
                    raise SessionError, ('SMB Library Error', s.get_error_class(), s.get_error_code())
            else:
                break
            s.get_command() == cmd
        return 0


    def __neg_session(self):
        s = SMBPacket()
        s.set_command(SMB.SMB_COM_NEGOTIATE)
        s.set_buffer('\x02NT LM 0.12\x00')
        self.send_smb(s)
        while None:
            s = self.recv_packet()
            if self.isValidAnswer(s, SMB.SMB_COM_NEGOTIATE):
                self._SMB__ntlm_dialect = NTLMDialect(s.rawData())
                if self._SMB__ntlm_dialect.get_selected_dialect() == 65535:
                    raise UnsupportedFeature, 'Remote server does not know NT LM 0.12'

                if self._SMB__ntlm_dialect.get_lsw_capabilities() & SMB.CAP_EXTENDED_SECURITY:
                    raise UnsupportedFeature, 'This version of pysmb does not support extended security validation. Please file a request for it.'

                self._SMB__is_pathcaseless = s.get_flags() & SMB.FLAGS1_PATHCASELESS
                return 1
                continue
            return 0


    def tree_connect(self, path, password = '', service = SERVICE_ANY):
        if password:
            if self._SMB__ntlm_dialect.get_encryption_key():
                password = self.get_ntlmv1_response(ntlm.compute_lmhash(password))


        if not unicode_support:
            if unicode_convert:
                path = str(path)
            else:
                raise Except('SMB: Can\t conver path from unicode!')

        smb = NewSMBPacket()
        smb['Flags1'] = 8
        treeConnect = SMBCommand(SMB.SMB_COM_TREE_CONNECT)
        treeConnect['Parameters'] = SMBTreeConnect_Parameters()
        treeConnect['Data'] = SMBTreeConnect_Data()
        treeConnect['Data']['Path'] = path.upper()
        treeConnect['Data']['Password'] = password
        treeConnect['Data']['Service'] = service
        smb.addCommand(treeConnect)
        self.sendSMB(smb)
        while None:
            smb = self.recvSMB()
            if smb.isValidAnswer(SMB.SMB_COM_TREE_CONNECT):
                return smb['Tid']

            return smb['Tid']


    def tree_connect_andx(self, path, password = None, service = SERVICE_ANY):
        if password:
            if self._SMB__ntlm_dialect.get_encryption_key():
                password = self.get_ntlmv1_response(ntlm.compute_lmhash(password))

        else:
            password = '\x00'
        if not unicode_support:
            if unicode_convert:
                path = str(path)
            else:
                raise Except('SMB: Can\t convert path from unicode!')

        smb = NewSMBPacket()
        smb['Flags1'] = 8
        treeConnect = SMBCommand(SMB.SMB_COM_TREE_CONNECT_ANDX)
        treeConnect['Parameters'] = SMBTreeConnectAndX_Parameters()
        treeConnect['Data'] = SMBTreeConnectAndX_Data()
        treeConnect['Parameters']['PasswordLength'] = len(password)
        treeConnect['Data']['Password'] = password
        treeConnect['Data']['Path'] = path.upper()
        treeConnect['Data']['Service'] = service
        smb.addCommand(treeConnect)
        self.sendSMB(smb)
        while None:
            smb = self.recvSMB()
            if smb.isValidAnswer(SMB.SMB_COM_TREE_CONNECT_ANDX):
                return smb['Tid']

            return smb['Tid']

    connect_tree = tree_connect_andx

    def get_server_name(self):
        return self._SMB__ntlm_dialect.get_server_name()


    def get_session_key(self):
        return self._SMB__ntlm_dialect.get_session_key()


    def get_server_time(self):
        (high, low) = self._SMB__ntlm_dialect.get_utc()
        min = self._SMB__ntlm_dialect.get_minutes_utc()
        return samr.display_time(high, low, min)


    def disconnect_tree(self, tid):
        smb = NewSMBPacket()
        smb['Tid'] = tid
        smb.addCommand(SMBCommand(SMB.SMB_COM_TREE_DISCONNECT))
        self.sendSMB(smb)
        smb = self.recvSMB()


    def open(self, tid, filename, open_mode, desired_access):
        smb = NewSMBPacket()
        smb['Flags'] = 8
        smb['Flags2'] = SMB.FLAGS2_LONG_FILENAME
        smb['Tid'] = tid
        openFile = SMBCommand(SMB.SMB_COM_OPEN)
        openFile['Parameters'] = SMBOpen_Parameters()
        openFile['Parameters']['DesiredAccess'] = desired_access
        openFile['Parameters']['OpenMode'] = open_mode
        openFile['Parameters']['SearchAttributes'] = ATTR_READONLY | ATTR_HIDDEN | ATTR_ARCHIVE
        openFile['Data'] = SMBOpen_Data()
        openFile['Data']['FileName'] = filename
        smb.addCommand(openFile)
        self.sendSMB(smb)
        smb = self.recvSMB()
        if smb.isValidAnswer(SMB.SMB_COM_OPEN):
            openFileResponse = SMBCommand(smb['Data'][0])
            openFileParameters = SMBOpenResponse_Parameters(openFileResponse['Parameters'])
            return (openFileParameters['Fid'], openFileParameters['FileAttributes'], openFileParameters['LastWriten'], openFileParameters['FileSize'], openFileParameters['GrantedAccess'])



    def open_andx(self, tid, filename, open_mode, desired_access):
        smb = NewSMBPacket()
        smb['Flags'] = 8
        smb['Flags2'] = SMB.FLAGS2_LONG_FILENAME
        smb['Tid'] = tid
        openFile = SMBCommand(SMB.SMB_COM_OPEN_ANDX)
        openFile['Parameters'] = SMBOpenAndX_Parameters()
        openFile['Parameters']['DesiredAccess'] = desired_access
        openFile['Parameters']['OpenMode'] = open_mode
        openFile['Parameters']['SearchAttributes'] = ATTR_READONLY | ATTR_HIDDEN | ATTR_ARCHIVE
        openFile['Data'] = SMBOpenAndX_Data()
        openFile['Data']['FileName'] = filename
        smb.addCommand(openFile)
        self.sendSMB(smb)
        smb = self.recvSMB()
        if smb.isValidAnswer(SMB.SMB_COM_OPEN_ANDX):
            openFileResponse = SMBCommand(smb['Data'][0])
            openFileParameters = SMBOpenAndXResponse_Parameters(openFileResponse['Parameters'])
            return (openFileParameters['Fid'], openFileParameters['FileAttributes'], openFileParameters['LastWriten'], openFileParameters['FileSize'], openFileParameters['GrantedAccess'], openFileParameters['FileType'], openFileParameters['IPCState'], openFileParameters['Action'], openFileParameters['ServerFid'])



    def close(self, tid, fid):
        s = SMBPacket()
        s.set_command(SMB.SMB_COM_CLOSE)
        s.set_tid(tid)
        s.set_parameter_words(pack('<HL', fid, 0))
        self.send_smb(s)
        s = self.recv_packet()


    def send_trans(self, tid, setup, name, param, data, noAnswer = 0):
        t = TRANSHeader()
        s = SMBPacket()
        s.set_tid(tid)
        s.set_command(SMB.SMB_COM_TRANSACTION)
        s.set_flags(self._SMB__is_pathcaseless)
        s.set_flags2(SMB.FLAGS2_LONG_FILENAME)
        t.set_setup(setup)
        t.set_name(name)
        t.set_parameters(param)
        t.set_data(data)
        t.set_max_param_count(1024)
        t.set_max_data_count(65504)
        if noAnswer:
            t.set_flags(TRANS_NO_RESPONSE)

        s.set_parameter_words(t.get_rawParameters())
        s.set_buffer(t.rawData())
        self.send_smb(s)


    def __trans(self, tid, setup, name, param, data):
        data_len = len(data)
        name_len = len(name)
        param_len = len(param)
        setup_len = len(setup)
        if not setup_len & 1 == 0:
            raise AssertionError
        param_offset = name_len + setup_len + 63
        data_offset = param_offset + param_len
        self._SMB__send_smb_packet(SMB.SMB_COM_TRANSACTION, self._SMB__is_pathcaseless, SMB.FLAGS2_LONG_FILENAME, tid, 0, pack('<HHHHBBHLHHHHHBB', param_len, data_len, 1024, 65504, 0, 0, 0, 0, 0, param_len, param_offset, data_len, data_offset, setup_len / 2, 0) + setup, name + param + data)


    def trans2(self, tid, setup, name, param, data):
        data_len = len(data)
        name_len = len(name)
        param_len = len(param)
        setup_len = len(setup)
        if not setup_len & 1 == 0:
            raise AssertionError
        param_offset = name_len + setup_len + 63
        data_offset = param_offset + param_len
        self._SMB__send_smb_packet(SMB.SMB_COM_TRANSACTION2, self._SMB__is_pathcaseless, SMB.FLAGS2_LONG_FILENAME, tid, 0, pack('<HHHHBBHLHHHHHBB', param_len, data_len, 1024, self._SMB__ntlm_dialect.get_max_buffer(), 0, 0, 0, 0, 0, param_len, param_offset, data_len, data_offset, setup_len / 2, 0) + setup, name + param + data)


    def query_file_info(self, tid, fid):
        self.trans2(tid, '\x07\x00', '\x00', pack('<HH', fid, 263), '')
        while None:
            s = self.recv_packet()
            if self.isValidAnswer(s, SMB.SMB_COM_TRANSACTION2):
                (f1, f2) = unpack('<LL', s.get_buffer()[53:53 + 8])
                return (f2 & 0xFFFFFFFFL) << 32 | f1
                continue


    def __nonraw_retr_file(self, tid, fid, offset, datasize, callback):
        max_buf_size = self._SMB__ntlm_dialect.get_max_buffer() & -1024
        read_offset = offset
        while read_offset < datasize:
            data = self.read_andx(tid, fid, read_offset, max_buf_size)
            callback(data)
            read_offset += len(data)


    def __raw_retr_file(self, tid, fid, offset, datasize, callback):
        max_buf_size = self._SMB__ntlm_dialect.get_max_buffer() & -1024
        read_offset = offset
        while read_offset < datasize:
            data = self.read_raw(tid, fid, read_offset, 65535)
            if not data:
                data = self.read_andx(tid, fid, read_offset, max_buf_size)

            callback(data)
            read_offset += len(data)


    def __nonraw_stor_file(self, tid, fid, offset, datasize, callback):
        max_buf_size = self._SMB__ntlm_dialect.get_max_buffer() & -1024
        write_offset = offset
        while None:
            data = callback(max_buf_size)
            if not data:
                break

            while None:
                s = self.recv_packet()
                if self.isValidAnswer(s, SMB.SMB_COM_WRITE_ANDX):
                    offset = unpack('<H', s.get_parameter_words()[2:4])[0]
                    write_offset = write_offset + unpack('<H', s.get_parameter_words()[4:6])[0]
                    break
                    continue


    def __raw_stor_file(self, tid, fid, offset, datasize, callback):
        write_offset = offset
        while None:
            read_data = callback(65535)
            if not read_data:
                break

            read_len = len(read_data)
            while None:
                s = self.recv_packet()
                if self.isValidAnswer(s, SMB.SMB_COM_WRITE_RAW):
                    self._SMB__sess.send_packet(read_data)
                    write_offset = write_offset + read_len
                    break
                    continue
        self._SMB__send_smb_packet(SMB.SMB_COM_CLOSE, 0, 0, tid, 0, pack('<HL', fid, 0), '')
        while None:
            s = self.recv_packet()
            if self.isValidAnswer(s, SMB.SMB_COM_CLOSE):
                if s.get_error_class() == 0 and s.get_error_code() == 0:
                    return None



    def __browse_servers(self, server_flags, container_type, domain):
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\IPC$')
        buf = StringIO()

        try:
            if server_flags & 0x80000000L:
                self._SMB__trans(tid, '', '\\PIPE\\LANMAN\x00', 'h\x00WrLehDz\x00' + 'B16BBDz\x00\x01\x00\xff\xff\x00\x00\x00\x80', '')
            else:
                self._SMB__trans(tid, '', '\\PIPE\\LANMAN\x00', 'h\x00WrLehDz\x00' + 'B16BBDz\x00\x01\x00\xff\xff' + pack('<l', server_flags) + domain + '\x00', '')
            servers = []
            entry_count = 0
            while None:
                s = self.recv_packet()
                if self.isValidAnswer(s, SMB.SMB_COM_TRANSACTION):
                    (has_more, _, transparam, transdata) = self._SMB__decode_trans(s.get_parameter_words(), s.get_buffer())
                    if not entry_count:
                        (status, convert, entry_count, avail_entry) = unpack('<HHHH', transparam[:8])
                        if status and status != 234:
                            raise SessionError, ('Browse domains failed. (ErrClass: %d and ErrCode: %d)' % (128, status), 128, status)


                    buf.write(transdata)
                    if not has_more:
                        server_data = buf.getvalue()
                        for i in range(0, entry_count):
                            (server, _, server_type, comment_offset) = unpack('<16s2sll', server_data[i * 26:i * 26 + 26])
                            idx = string.find(server, '\x00')
                            idx2 = string.find(server_data, '\x00', comment_offset)
                            if idx < 0:
                                server = server[:idx]

                            servers.append(container_type(server, server_type, server_data[comment_offset:idx2]))

                        return servers

        finally:
            buf.close()
            self.disconnect_tree(tid)



    def get_server_domain(self):
        return self._SMB__server_domain


    def get_server_os(self):
        return self._SMB__server_os


    def get_server_lanman(self):
        return self._SMB__server_lanman


    def is_login_required(self):
        return self._SMB__ntlm_dialect.is_share_mode() == SMB.SECURITY_SHARE_USER


    def get_ntlmv1_response(self, key):
        challenge = self._SMB__ntlm_dialect.get_encryption_key()
        return ntlm.get_ntlmv1_response(key, challenge)


    def hmac_md5(self, key, data):
        import POW as POW
        h = POW.Hmac(POW.MD5_DIGEST, key)
        h.update(data)
        result = h.mac()
        return result


    def get_ntlmv2_response(self, hash):
        '''
        blob = RandomBytes( blobsize );
        data = concat( ServerChallenge, 8, blob, blobsize );
        hmac = hmac_md5( v2hash, 16, data, (8 + blobsize) );
        v2resp = concat( hmac, 16, blob, blobsize );
        '''
        return ''


    def login(self, user, password, domain = '', lmhash = '', nthash = ''):
        if (password != '' or password == '') and lmhash == '' and nthash == '':
            self.login_plaintext_password(user, password)
        elif lmhash != '' or nthash != '':
            self.login_pass_the_hash(user, lmhash, nthash, domain)



    def _login(self, user, pwd_ansi, pwd_unicode, domain = ''):
        smb = NewSMBPacket()
        smb['Flags1'] = 8
        sessionSetup = SMBCommand(SMB.SMB_COM_SESSION_SETUP_ANDX)
        sessionSetup['Parameters'] = SMBSessionSetupAndX_Parameters()
        sessionSetup['Data'] = SMBSessionSetupAndX_Data()
        sessionSetup['Parameters']['MaxBuffer'] = 65535
        sessionSetup['Parameters']['MaxMpxCount'] = 2
        sessionSetup['Parameters']['VCNumber'] = os.getpid()
        sessionSetup['Parameters']['SessionKey'] = self._SMB__ntlm_dialect.get_session_key()
        sessionSetup['Parameters']['AnsiPwdLength'] = len(pwd_ansi)
        sessionSetup['Parameters']['UnicodePwdLength'] = len(pwd_unicode)
        sessionSetup['Parameters']['Capabilities'] = SMB.CAP_RAW_MODE
        sessionSetup['Data']['AnsiPwd'] = pwd_ansi
        sessionSetup['Data']['UnicodePwd'] = pwd_unicode
        sessionSetup['Data']['Account'] = str(user)
        sessionSetup['Data']['PrimaryDomain'] = str(domain)
        sessionSetup['Data']['NativeOS'] = str(os.name)
        sessionSetup['Data']['NativeLanMan'] = 'pysmb'
        smb.addCommand(sessionSetup)
        self.sendSMB(smb)
        smb = self.recvSMB()
        if smb.isValidAnswer(SMB.SMB_COM_SESSION_SETUP_ANDX):
            self._SMB__uid = smb['Uid']
            sessionResponse = SMBCommand(smb['Data'][0])
            sessionParameters = SMBSessionSetupAndXResponse_Parameters(sessionResponse['Parameters'])
            sessionData = SMBSessionSetupAndXResponse_Data(flags = smb['Flags2'], data = sessionResponse['Data'])
            self._SMB__server_os = sessionData['NativeOS']
            self._SMB__server_lanman = sessionData['NativeLanMan']
            self._SMB__server_domain = sessionData['PrimaryDomain']
            return 1
        else:
            raise Exception('Error: Could not login successfully')


    def read(self, tid, fid, offset = 0, max_size = None, wait_answer = 1):
        if not max_size:
            max_size = self._SMB__ntlm_dialect.get_max_buffer()

        smb = NewSMBPacket()
        smb['Flags1'] = 24
        smb['Flags2'] = 0
        smb['Tid'] = tid
        read = SMBCommand(SMB.SMB_COM_READ)
        read['Parameters'] = SMBRead_Parameters()
        read['Parameters']['Fid'] = fid
        read['Parameters']['Offset'] = offset
        read['Parameters']['Count'] = max_size
        smb.addCommand(read)
        if wait_answer:
            answer = ''
            while None:
                ans = self.recvSMB()
                if ans.isValidAnswer(SMB.SMB_COM_READ):
                    readResponse = SMBCommand(ans['Data'][0])
                    readParameters = SMBReadResponse_Parameters(readResponse['Parameters'])
                    readData = SMBReadResponse_Data(readResponse['Data'])
                    return readData['Data']
                    continue



    def read_andx(self, tid, fid, offset = 0, max_size = None, wait_answer = 1):
        if not max_size:
            max_size = self._SMB__ntlm_dialect.get_max_buffer()

        smb = NewSMBPacket()
        smb['Flags1'] = 24
        smb['Flags2'] = 0
        smb['Tid'] = tid
        readAndX = SMBCommand(SMB.SMB_COM_READ_ANDX)
        readAndX['Parameters'] = SMBReadAndX_Parameters()
        readAndX['Parameters']['Fid'] = fid
        readAndX['Parameters']['Offset'] = offset
        readAndX['Parameters']['MaxCount'] = max_size
        smb.addCommand(readAndX)
        if wait_answer:
            answer = ''
            while None:
                ans = self.recvSMB()
                if ans.isValidAnswer(SMB.SMB_COM_READ_ANDX):
                    readAndXResponse = SMBCommand(ans['Data'][0])
                    readAndXParameters = SMBReadAndXResponse_Parameters(readAndXResponse['Parameters'])
                    offset = readAndXParameters['DataOffset']
                    count = readAndXParameters['DataCount'] + 65536 * readAndXParameters['DataCount_Hi']
                    answer += str(ans)[offset:offset + count]
                    if not ans.isMoreData():
                        return answer

                    max_size = min(max_size, readAndXParameters['Remaining'])
                    readAndX['Parameters']['Offset'] += count
                    continue



    def read_raw(self, tid, fid, offset = 0, max_size = None, wait_answer = 1):
        if not max_size:
            max_size = self._SMB__ntlm_dialect.get_max_buffer()

        smb = NewSMBPacket()
        smb['Flags1'] = 24
        smb['Flags2'] = 0
        smb['Tid'] = tid
        readRaw = SMBCommand(SMB.SMB_COM_READ_RAW)
        readRaw['Parameters'] = SMBReadRaw_Parameters()
        readRaw['Parameters']['Fid'] = fid
        readRaw['Parameters']['Offset'] = offset
        readRaw['Parameters']['MaxCount'] = max_size
        smb.addCommand(readRaw)
        self.sendSMB(smb)
        if wait_answer:
            data = self._SMB__sess.recv_packet(self._SMB__timeout).get_trailer()
            if not data:
                data = self.read_andx(tid, fid, offset, max_size)

            return data



    def write(self, tid, fid, data, offset = 0, wait_answer = 1):
        smb = NewSMBPacket()
        smb['Flags1'] = 24
        smb['Flags2'] = 0
        smb['Tid'] = tid
        write = SMBCommand(SMB.SMB_COM_WRITE)
        smb.addCommand(write)
        write['Parameters'] = SMBWrite_Parameters()
        write['Data'] = SMBWrite_Data()
        write['Parameters']['Fid'] = fid
        write['Parameters']['Count'] = len(data)
        write['Parameters']['Offset'] = offset
        write['Parameters']['Remaining'] = len(data)
        write['Data']['Data'] = data
        self.sendSMB(smb)
        if wait_answer:
            smb = self.recvSMB()
            if smb.isValidAnswer(SMB.SMB_COM_WRITE):
                return smb




    def write_andx(self, tid, fid, data, offset = 0, wait_answer = 1):
        smb = NewSMBPacket()
        smb['Flags1'] = 24
        smb['Flags2'] = 0
        smb['Tid'] = tid
        writeAndX = SMBCommand(SMB.SMB_COM_WRITE_ANDX)
        smb.addCommand(writeAndX)
        writeAndX['Parameters'] = SMBWriteAndX_Parameters()
        writeAndX['Parameters']['Fid'] = fid
        writeAndX['Parameters']['Offset'] = offset
        writeAndX['Parameters']['WriteMode'] = 8
        writeAndX['Parameters']['Remaining'] = len(data)
        writeAndX['Parameters']['DataLength'] = len(data)
        writeAndX['Parameters']['DataOffset'] = len(smb)
        writeAndX['Data'] = data
        self.sendSMB(smb)
        if wait_answer:
            smb = self.recvSMB()
            if smb.isValidAnswer(SMB.SMB_COM_WRITE_ANDX):
                return smb




    def write_raw(self, tid, fid, data, offset = 0, wait_answer = 1):
        smb = NewSMBPacket()
        smb['Flags1'] = 24
        smb['Flags2'] = 0
        smb['Tid'] = tid
        writeRaw = SMBCommand(SMB.SMB_COM_WRITE_RAW)
        smb.addCommand(writeRaw)
        writeRaw['Parameters'] = SMBWriteRaw_Parameters()
        writeRaw['Parameters']['Fid'] = fid
        writeRaw['Parameters']['Offset'] = offset
        writeRaw['Parameters']['Count'] = len(data)
        writeRaw['Parameters']['DataLength'] = 0
        writeRaw['Parameters']['DataOffset'] = 0
        self.sendSMB(smb)
        self._SMB__sess.send_packet(data)
        if wait_answer:
            smb = self.recvSMB()
            if smb.isValidAnswer(SMB.SMB_COM_WRITE_RAW):
                return smb




    def TransactNamedPipe(self, tid, fid, data = '', noAnswer = 0, waitAnswer = 1, offset = 0):
        self.send_trans(tid, pack('<HH', 38, fid), '\\PIPE\\\x00', '', data, noAnswer = noAnswer)
        if noAnswer or not waitAnswer:
            return None

        s = self.recv_packet()
        if self.isValidAnswer(s, SMB.SMB_COM_TRANSACTION):
            trans = TRANSHeader(s.get_parameter_words(), s.get_buffer())
            return trans.get_data()



    def nt_create_andx(self, tid, filename):
        smb = NewSMBPacket()
        smb['Flags1'] = 24
        smb['Flags2'] = SMB.FLAGS2_LONG_FILENAME
        smb['Tid'] = tid
        ntCreate = SMBCommand(SMB.SMB_COM_NT_CREATE_ANDX)
        ntCreate['Parameters'] = SMBNtCreateAndX_Parameters()
        ntCreate['Data'] = SMBNtCreateAndX_Data()
        ntCreate['Parameters']['FileNameLength'] = len(filename)
        ntCreate['Parameters']['CreateFlags'] = 22
        ntCreate['Parameters']['AccessMask'] = 131487
        ntCreate['Parameters']['CreateOptions'] = 64
        ntCreate['Data']['FileName'] = filename
        smb.addCommand(ntCreate)
        self.sendSMB(smb)
        while None:
            smb = self.recvSMB()
            if smb.isValidAnswer(SMB.SMB_COM_NT_CREATE_ANDX):
                ntCreateResponse = SMBCommand(smb['Data'][0])
                ntCreateParameters = SMBNtCreateAndXResponse_Parameters(ntCreateResponse['Parameters'])
                return ntCreateParameters['Fid']
                continue


    def login_pass_the_hash(self, user, lmhash, nthash, domain = ''):
        if len(lmhash) % 2:
            lmhash = '0%s' % lmhash

        if len(nthash) % 2:
            nthash = '0%s' % nthash

        if lmhash:
            lmhash = self.get_ntlmv1_response(a2b_hex(lmhash))

        if nthash:
            nthash = self.get_ntlmv1_response(a2b_hex(nthash))

        self._login(user, lmhash, nthash, domain)


    def login_plaintext_password(self, name, password, domain = ''):
        if password and self._SMB__ntlm_dialect.get_encryption_key():
            lmhash = ntlm.compute_lmhash(password)
            nthash = ntlm.compute_nthash(password)
            lmhash = self.get_ntlmv1_response(lmhash)
            nthash = self.get_ntlmv1_response(nthash)
        else:
            lmhash = password
            nthash = ''
        self._login(name, lmhash, nthash, domain)


    def logoff(self):
        s = SMBPacket()
        s.set_command(SMB.SMB_COM_LOGOFF_ANDX)
        s.set_parameter_words('\xff\x00\x00\x00')
        self.send_smb(s)
        s = self.recv_packet()


    def list_shared(self):
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\IPC$')
        buf = StringIO()

        try:
            self.send_trans(tid, '', '\\PIPE\\LANMAN\x00', '\x00\x00WrLeh\x00B13BWz\x00\x01\x00\xe0\xff', '')
            numentries = 0
            share_list = []
            while None:
                s = self.recv_packet()
                if self.isValidAnswer(s, SMB.SMB_COM_TRANSACTION):
                    (has_more, _, transparam, transdata) = self._SMB__decode_trans(s.get_parameter_words(), s.get_buffer())
                    if not numentries:
                        (status, data_offset, numentries) = unpack('<HHH', transparam[:6])

                    buf.write(transdata)
                    if not has_more:
                        share_data = buf.getvalue()
                        offset = 0
                        for i in range(0, numentries):
                            name = share_data[offset:string.find(share_data, '\x00', offset)]
                            (type, commentoffset) = unpack('<HH', share_data[offset + 14:offset + 18])
                            comment = share_data[commentoffset - data_offset:share_data.find('\x00', commentoffset - data_offset)]
                            offset = offset + 20
                            share_list.append(SharedDevice(name, type, comment))

                        return share_list

        finally:
            buf.close()
            self.disconnect_tree(tid)



    def list_path(self, service, path = '*', password = None):
        path = string.replace(path, '/', '\\')
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + service, password)

        try:
            self.trans2(tid, '\x01\x00', '\x00', '\x16\x00\x00\x02\x06\x00\x04\x01\x00\x00\x00\x00' + path + '\x00', '')
            while None:
                s = self.recv_packet()
                if self.isValidAnswer(s, SMB.SMB_COM_TRANSACTION2):
                    (has_more, _, transparam, transdata) = self._SMB__decode_trans(s.get_parameter_words(), s.get_buffer())
                    (sid, searchcnt, eos, erroffset, lastnameoffset) = unpack('<HHHHH', transparam)
                    files = []
                    offset = 0
                    data_len = len(transdata)
                    while offset < data_len:
                        (nextentry, fileindex, lowct, highct, lowat, highat, lowmt, highmt, lowcht, hightcht, loweof, higheof, lowsz, highsz, attrib, longnamelen, easz, shortnamelen) = unpack('<lL12LLlLB', transdata[offset:offset + 69])
                        files.append(SharedFile(highct << 32 | lowct, highat << 32 | lowat, highmt << 32 | lowmt, higheof << 32 | loweof, highsz << 32 | lowsz, attrib, transdata[offset + 70:offset + 70 + shortnamelen], transdata[offset + 94:offset + 94 + longnamelen]))
                        offset = offset + nextentry
                        if not nextentry:
                            break
                            continue
                    return files
                    continue
        finally:
            self.disconnect_tree(tid)



    def retr_file(self, service, filename, callback, mode = SMB_O_OPEN, offset = 0, password = None):
        filename = string.replace(filename, '/', '\\')
        fid = -1
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + service, password)

        try:
            (fid, attrib, lastwritetime, datasize, grantedaccess, filetype, devicestate, action, serverfid) = self.open_andx(tid, filename, mode, SMB_ACCESS_READ | SMB_SHARE_DENY_WRITE)
            if not datasize:
                datasize = self.query_file_info(tid, fid)

            if self._SMB__ntlm_dialect.is_rawmode():
                self._SMB__raw_retr_file(tid, fid, offset, datasize, callback)
            else:
                self._SMB__nonraw_retr_file(tid, fid, offset, datasize, callback)
        finally:
            if fid >= 0:
                self.close(tid, fid)

            self.disconnect_tree(tid)



    def stor_file(self, service, filename, callback, mode = SMB_O_CREAT | SMB_O_TRUNC, offset = 0, password = None):
        filename = string.replace(filename, '/', '\\')
        fid = -1
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + service, password)

        try:
            (fid, attrib, lastwritetime, datasize, grantedaccess, filetype, devicestate, action, serverfid) = self.open_andx(tid, filename, mode, SMB_ACCESS_WRITE | SMB_SHARE_DENY_WRITE)
            if self._SMB__ntlm_dialect.get_max_buffer() < 16384 and self._SMB__ntlm_dialect.is_rawmode():
                self._SMB__raw_stor_file(tid, fid, offset, datasize, callback)
                fid = -1
            else:
                self._SMB__nonraw_stor_file(tid, fid, offset, datasize, callback)
        finally:
            if fid >= 0:
                self.close(tid, fid)

            self.disconnect_tree(tid)



    def copy(self, src_service, src_path, dest_service, dest_path, callback = None, write_mode = SMB_O_CREAT | SMB_O_TRUNC, src_password = None, dest_password = None):
        dest_path = string.replace(dest_path, '/', '\\')
        src_path = string.replace(src_path, '/', '\\')
        src_tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + src_service, src_password)
        dest_tid = -1

        try:
            if src_service == dest_service:
                dest_tid = src_tid
            else:
                dest_tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + dest_service, dest_password)
            dest_fid = self.open_andx(dest_tid, dest_path, write_mode, SMB_ACCESS_WRITE | SMB_SHARE_DENY_WRITE)[0]
            (src_fid, _, _, src_datasize, _, _, _, _, _) = self.open_andx(src_tid, src_path, SMB_O_OPEN, SMB_ACCESS_READ | SMB_SHARE_DENY_WRITE)
            if callback:
                callback(0, src_datasize)

            max_buf_size = (self._SMB__ntlm_dialect.get_max_buffer() >> 10) << 10
            read_offset = 0
            write_offset = 0
            while read_offset < src_datasize:
                self._SMB__send_smb_packet(SMB.SMB_COM_READ_ANDX, 0, 0, src_tid, 0, pack('<BBHHLHHLH', 255, 0, 0, src_fid, read_offset, max_buf_size, max_buf_size, 0, 0), '')
                while None:
                    s = self.recv_packet()
                    if self.isValidAnswer(s, SMB.SMB_COM_READ_ANDX):
                        offset = unpack('<H', s.get_parameter_words()[2:4])[0]
                        (data_len, dataoffset) = unpack('<HH', s.get_parameter_words()[10 + offset:14 + offset])
                        if data_len == len(d):
                            self._SMB__send_smb_packet(SMB.SMB_COM_WRITE_ANDX, 0, 0, dest_tid, 0, pack('<BBHHLLHHHHH', 255, 0, 0, dest_fid, write_offset, 0, 0, 0, 0, data_len, 59), d)
                        else:
                            self._SMB__send_smb_packet(SMB.SMB_COM_WRITE_ANDX, 0, 0, dest_tid, 0, pack('<BBHHLLHHHHH', 255, 0, 0, dest_fid, write_offset, 0, 0, 0, 0, data_len, 59), d[dataoffset - 59:(dataoffset - 59) + data_len])
                        while None:
                            s = self.recv_packet()
                            if self.isValidAnswer(s, SMB.SMB_COM_WRITE_ANDX):
                                offset = unpack('<H', s.get_parameter_words()[2:4])[0]
                                write_offset = write_offset + unpack('<H', s.get_parameter_words()[4 + offset:6 + offset])[0]
                                break
                                continue
                        read_offset = read_offset + data_len
                        if callback:
                            callback(read_offset, src_datasize)

                        break
                        continue
        finally:
            self.disconnect_tree(src_tid)
            if dest_tid > -1 and src_service != dest_service:
                self.disconnect_tree(dest_tid)




    def check_dir(self, service, path, password = None):
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + service, password)

        try:
            self._SMB__send_smb_packet(SMB.SMB_COM_CHECK_DIRECTORY, 8, 0, tid, 0, '', '\x04' + path + '\x00')
            while None:
                s = self.recv_packet()
                if self.isValidAnswer(s, SMB.SMB_COM_CHECK_DIRECTORY):
                    return None
                    continue
        finally:
            self.disconnect_tree(s.get_tid())



    def remove(self, service, path, password = None):
        self.list_path(service, path, password)
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + service, password)

        try:
            self._SMB__send_smb_packet(SMB.SMB_COM_DELETE, 8, 0, tid, 0, pack('<H', ATTR_HIDDEN | ATTR_SYSTEM | ATTR_ARCHIVE), '\x04' + path + '\x00')
            while None:
                s = self.recv_packet()
                if self.isValidAnswer(s, SMB.SMB_COM_DELETE):
                    return None
                    continue
        finally:
            self.disconnect_tree(s.get_tid())



    def rmdir(self, service, path, password = None):
        self.check_dir(service, path, password)
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + service, password)

        try:
            self._SMB__send_smb_packet(SMB.SMB_COM_DELETE_DIRECTORY, 8, 0, tid, 0, '', '\x04' + path + '\x00')
            while None:
                s = self.recv_packet()
                if self.isValidAnswer(s, SMB.SMB_COM_DELETE_DIRECTORY):
                    return None
                    continue
        finally:
            self.disconnect_tree(s.get_tid())



    def mkdir(self, service, path, password = None):
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + service, password)

        try:
            s = SMBPacket()
            s.set_command(SMB.SMB_COM_CREATE_DIRECTORY)
            s.set_flags(8)
            s.set_flags2(0)
            s.set_tid(tid)
            s.set_parameter_words('')
            s.set_buffer('\x04' + path + '\x00')
            self.send_smb(s)
            s = self.recv_packet()
            if self.isValidAnswer(s, SMB.SMB_COM_CREATE_DIRECTORY):
                return 1

            return 0
        finally:
            self.disconnect_tree(s.get_tid())



    def rename(self, service, old_path, new_path, password = None):
        tid = self.tree_connect_andx('\\\\' + self._SMB__remote_name + '\\' + service, password)

        try:
            s = SMBPacket()
            s.set_command(SMB.SMB_COM_RENAME)
            s.set_flags(8)
            s.set_flags2(0)
            s.set_tid(tid)
            s.set_parameter_words(pack('<H', ATTR_SYSTEM | ATTR_HIDDEN | ATTR_DIRECTORY))
            s.set_buffer('\x04' + old_path + '\x00\x04' + new_path + '\x00')
            self.send_smb(s)
            s = self.recv_packet()
            if self.isValidAnswer(s, SMB.SMB_COM_RENAME):
                return 1

            return 0
        finally:
            self.disconnect_tree(s.get_tid())



    def browse_domains(self):
        return self._SMB__browse_servers(SV_TYPE_DOMAIN_ENUM, SMBDomain, '')


    def browse_servers_for_domain(self, domain = None):
        if not domain:
            domain = self._SMB__server_domain

        return self._SMB__browse_servers(SV_TYPE_SERVER | SV_TYPE_PRINTQ_SERVER | SV_TYPE_WFW | SV_TYPE_NT, SMBMachine, domain)


    def get_socket(self):
        return self._SMB__sess.get_socket()


ERRDOS = {
    1: 'Invalid function',
    2: 'File not found',
    3: 'Invalid directory',
    4: 'Too many open files',
    5: 'Access denied',
    6: 'Invalid file handle. Please file a bug report.',
    7: 'Memory control blocks destroyed',
    8: 'Out of memory',
    9: 'Invalid memory block address',
    10: 'Invalid environment',
    11: 'Invalid format',
    12: 'Invalid open mode',
    13: 'Invalid data',
    15: 'Invalid drive',
    16: "Attempt to remove server's current directory",
    17: 'Not the same device',
    18: 'No files found',
    32: 'Sharing mode conflicts detected',
    33: 'Lock request conflicts detected',
    80: 'File already exists' }
ERRSRV = {
    1: 'Non-specific error',
    2: 'Bad password',
    4: 'Access denied',
    5: 'Invalid tid. Please file a bug report.',
    6: 'Invalid network name',
    7: 'Invalid device',
    49: 'Print queue full',
    50: 'Print queue full',
    51: 'EOF on print queue dump',
    52: 'Invalid print file handle',
    64: 'Command not recognized. Please file a bug report.',
    65: 'Internal server error',
    67: 'Invalid path',
    69: 'Invalid access permissions',
    71: 'Invalid attribute mode',
    81: 'Server is paused',
    82: 'Not receiving messages',
    83: 'No room to buffer messages',
    87: 'Too many remote user names',
    88: 'Operation timeout',
    89: 'Out of resources',
    91: 'Invalid user handle. Please file a bug report.',
    250: 'Temporarily unable to support raw mode for transfer',
    251: 'Temporarily unable to support raw mode for transfer',
    252: 'Continue in MPX mode',
    65535: 'Unsupported function' }
ERRHRD = {
    19: 'Media is write-protected',
    20: 'Unknown unit',
    21: 'Drive not ready',
    22: 'Unknown command',
    23: 'CRC error',
    24: 'Bad request',
    25: 'Seek error',
    26: 'Unknown media type',
    27: 'Sector not found',
    28: 'Printer out of paper',
    29: 'Write fault',
    30: 'Read fault',
    31: 'General failure',
    32: 'Open conflicts with an existing open',
    33: 'Invalid lock request',
    34: 'Wrong disk in drive',
    35: 'FCBs not available',
    36: 'Sharing buffer exceeded' }