/usr/lib/python2.7/dist-packages/impacket/dcerpc/v5/dcom/oaut.py is in python-impacket 0.9.15-1.
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#
# This software is provided under under a slightly modified version
# of the Apache Software License. See the accompanying LICENSE file
# for more information.
#
# Author: Alberto Solino (@agsolino)
#
# Description:
# [MS-OAUT]: OLE Automation Protocol Implementation
# This was used as a way to test the DCOM runtime. Further
# testing is needed to verify it is working as expected
#
# Best way to learn how to use these calls is to grab the protocol standard
# so you understand what the call does, and then read the test case located
# at https://github.com/CoreSecurity/impacket/tree/master/impacket/testcases/SMB_RPC
#
# Since DCOM is like an OO RPC, instead of helper functions you will see the
# classes described in the standards developed.
# There are test cases for them too.
#
import random
from impacket.dcerpc.v5.ndr import NDRSTRUCT, NDRUniConformantArray, NDRPOINTER, NDRENUM, NDRUSHORT, NDRUNION, \
NDRUniConformantVaryingArray
from impacket.dcerpc.v5.dcomrt import DCOMCALL, DCOMANSWER, IRemUnknown2, PMInterfacePointer, INTERFACE, \
MInterfacePointer, MInterfacePointer_ARRAY, BYTE_ARRAY
from impacket.dcerpc.v5.dtypes import LPWSTR, ULONG, DWORD, SHORT, GUID, USHORT, LONG, WSTR, BYTE, LONGLONG, FLOAT, \
DOUBLE, HRESULT, PSHORT, PLONG, PLONGLONG, PFLOAT, PDOUBLE, PHRESULT, CHAR, ULONGLONG, INT, UINT, PCHAR, PUSHORT, \
PULONG, PULONGLONG, PINT, PUINT, NULL
from impacket.dcerpc.v5.enum import Enum
from impacket.dcerpc.v5.rpcrt import DCERPCException
from impacket import hresult_errors
from impacket.uuid import string_to_bin
from struct import pack, unpack
class DCERPCSessionError(DCERPCException):
def __init__(self, error_string=None, error_code=None, packet=None):
DCERPCException.__init__(self, error_string, error_code, packet)
def __str__( self ):
if hresult_errors.ERROR_MESSAGES.has_key(self.error_code):
error_msg_short = hresult_errors.ERROR_MESSAGES[self.error_code][0]
error_msg_verbose = hresult_errors.ERROR_MESSAGES[self.error_code][1]
return 'OAUT SessionError: code: 0x%x - %s - %s' % (self.error_code, error_msg_short, error_msg_verbose)
else:
return 'OAUT SessionError: unknown error code: 0x%x' % (self.error_code)
################################################################################
# CONSTANTS
################################################################################
# 1.9 Standards Assignments
IID_IDispatch = string_to_bin('00020400-0000-0000-C000-000000000046')
IID_ITypeInfo = string_to_bin('00020401-0000-0000-C000-000000000046')
IID_ITypeComp = string_to_bin('00020403-0000-0000-C000-000000000046')
IID_NULL = string_to_bin('00000000-0000-0000-0000-000000000000')
error_status_t = ULONG
LCID = DWORD
WORD = NDRUSHORT
# 2.2.2 IID
IID = GUID
# 2.2.3 LPOLESTR
LPOLESTR = LPWSTR
OLESTR = WSTR
# 2.2.4 REFIID
REFIID = IID
# 2.2.25 DATE
DATE = DOUBLE
class PDATE(NDRPOINTER):
referent = (
('Data', DATE),
)
# 2.2.27 VARIANT_BOOL
VARIANT_BOOL = USHORT
class PVARIANT_BOOL(NDRPOINTER):
referent = (
('Data', VARIANT_BOOL),
)
# 3.1.4.4 IDispatch::Invoke (Opnum 6)
# dwFlags
DISPATCH_METHOD = 0x00000001
DISPATCH_PROPERTYGET = 0x00000002
DISPATCH_PROPERTYPUT = 0x00000004
DISPATCH_PROPERTYPUTREF = 0x00000008
DISPATCH_zeroVarResult = 0x00020000
DISPATCH_zeroExcepInfo = 0x00040000
DISPATCH_zeroArgErr = 0x00080000
################################################################################
# STRUCTURES
################################################################################
# 2.2.26 DECIMAL
class DECIMAL(NDRSTRUCT):
structure = (
('wReserved',WORD),
('scale',BYTE),
('sign',BYTE),
('Hi32',ULONG),
('Lo64',ULONGLONG),
)
class PDECIMAL(NDRPOINTER):
referent = (
('Data', DECIMAL),
)
# 2.2.7 VARIANT Type Constants
class VARENUM(NDRENUM):
class enumItems(Enum):
VT_EMPTY = 0
VT_NULL = 1
VT_I2 = 2
VT_I4 = 3
VT_R4 = 4
VT_R8 = 5
VT_CY = 6
VT_DATE = 7
VT_BSTR = 8
VT_DISPATCH = 9
VT_ERROR = 0xa
VT_BOOL = 0xb
VT_VARIANT = 0xc
VT_UNKNOWN = 0xd
VT_DECIMAL = 0xe
VT_I1 = 0x10
VT_UI1 = 0x11
VT_UI2 = 0x12
VT_UI4 = 0x13
VT_I8 = 0x14
VT_UI8 = 0x15
VT_INT = 0x16
VT_UINT = 0x17
VT_VOID = 0x18
VT_HRESULT = 0x19
VT_PTR = 0x1a
VT_SAFEARRAY = 0x1b
VT_CARRAY = 0x1c
VT_USERDEFINED = 0x1d
VT_LPSTR = 0x1e
VT_LPWSTR = 0x1f
VT_RECORD = 0x24
VT_INT_PTR = 0x25
VT_UINT_PTR = 0x26
VT_ARRAY = 0x2000
VT_BYREF = 0x4000
VT_UINT_PTR = 7
VT_RECORD_OR_VT_BYREF = VT_RECORD | VT_BYREF
VT_UI1_OR_VT_BYREF = VT_UI1 | VT_BYREF
VT_I2_OR_VT_BYREF = VT_I2 | VT_BYREF
VT_I4_OR_VT_BYREF = VT_I4 | VT_BYREF
VT_I8_OR_VT_BYREF = VT_I8 | VT_BYREF
VT_R4_OR_VT_BYREF = VT_R4 | VT_BYREF
VT_R8_OR_VT_BYREF = VT_R8 | VT_BYREF
VT_BOOL_OR_VT_BYREF = VT_BOOL | VT_BYREF
VT_ERROR_OR_VT_BYREF = VT_ERROR | VT_BYREF
VT_CY_OR_VT_BYREF = VT_CY | VT_BYREF
VT_DATE_OR_VT_BYREF = VT_DATE | VT_BYREF
VT_BSTR_OR_VT_BYREF = VT_BSTR | VT_BYREF
VT_UNKNOWN_OR_VT_BYREF = VT_UNKNOWN | VT_BYREF
VT_DISPATCH_OR_VT_BYREF = VT_DISPATCH | VT_BYREF
VT_ARRAY_OR_VT_BYREF = VT_ARRAY | VT_BYREF
VT_VARIANT_OR_VT_BYREF = VT_VARIANT| VT_BYREF
VT_I1_OR_VT_BYREF = VT_I1 | VT_BYREF
VT_UI2_OR_VT_BYREF = VT_UI2 | VT_BYREF
VT_UI4_OR_VT_BYREF = VT_UI4 | VT_BYREF
VT_UI8_OR_VT_BYREF = VT_UI8 | VT_BYREF
VT_INT_OR_VT_BYREF = VT_INT | VT_BYREF
VT_UINT_OR_VT_BYREF = VT_UINT | VT_BYREF
VT_DECIMAL_OR_VT_BYREF = VT_DECIMAL | VT_BYREF
# 2.2.8 SAFEARRAY Feature Constants
class SF_TYPE(NDRENUM):
# [v1_enum] type
structure = (
('Data', '<L'),
)
class enumItems(Enum):
SF_ERROR = VARENUM.VT_ERROR
SF_I1 = VARENUM.VT_I1
SF_I2 = VARENUM.VT_I2
SF_I4 = VARENUM.VT_I4
SF_I8 = VARENUM.VT_I8
SF_BSTR = VARENUM.VT_BSTR
SF_UNKNOWN = VARENUM.VT_UNKNOWN
SF_DISPATCH = VARENUM.VT_DISPATCH
SF_VARIANT = VARENUM.VT_VARIANT
SF_RECORD = VARENUM.VT_RECORD
SF_HAVEIID = VARENUM.VT_UNKNOWN | 0x8000
# 2.2.10 CALLCONV Calling Convention Constants
class CALLCONV(NDRENUM):
# [v1_enum] type
structure = (
('Data', '<L'),
)
class enumItems(Enum):
CC_CDECL = 1
CC_PASCAL = 2
CC_STDCALL = 4
# 2.2.12 FUNCKIND Function Access Constants
class FUNCKIND(NDRENUM):
# [v1_enum] type
structure = (
('Data', '<L'),
)
class enumItems(Enum):
FUNC_PUREVIRTUAL = 1
FUNC_STATIC = 3
FUNC_DISPATCH = 4
# 2.2.14 INVOKEKIND Function Invocation Constants
class INVOKEKIND(NDRENUM):
# [v1_enum] type
structure = (
('Data', '<L'),
)
class enumItems(Enum):
INVOKE_FUNC = 1
INVOKE_PROPERTYGET = 2
INVOKE_PROPERTYPUT = 4
INVOKE_PROPERTYPUTREF = 8
# 2.2.17 TYPEKIND Type Kind Constants
class TYPEKIND(NDRENUM):
# [v1_enum] type
structure = (
('Data', '<L'),
)
class enumItems(Enum):
TKIND_ENUM = 0
TKIND_RECORD = 1
TKIND_MODULE = 2
TKIND_INTERFACE = 3
TKIND_DISPATCH = 4
TKIND_COCLASS = 5
TKIND_ALIAS = 6
TKIND_UNION = 7
# 2.2.23 BSTR
# 2.2.23.1 FLAGGED_WORD_BLOB
class USHORT_ARRAY(NDRUniConformantArray):
item = '<H'
class FLAGGED_WORD_BLOB(NDRSTRUCT):
structure = (
('cBytes',ULONG),
('clSize',ULONG),
('asData',USHORT_ARRAY),
)
def __setitem__(self, key, value):
if key == 'asData':
value = value #+ '\x00'
array = list()
for letter in value:
encoded = letter.encode('utf-16le')
array.append(unpack('<H', encoded)[0])
self.fields[key]['Data'] = array
self['cBytes'] = len(value)*2
self['clSize'] = len(value)
self.data = None # force recompute
else:
return NDRSTRUCT.__setitem__(self, key, value)
def __getitem__(self, key):
if key == 'asData':
value = ''
for letter in self.fields['asData']['Data']:
value += pack('<H', letter).decode('utf-16le')
return value
else:
return NDRSTRUCT.__getitem__(self,key)
def dump(self, msg = None, indent = 0):
if msg is None: msg = self.__class__.__name__
ind = ' '*indent
if msg != '':
print "%s" % (msg)
value = ''
print '%sasData: %s' % (ind,self['asData']),
# 2.2.23.2 BSTR Type Definition
class BSTR(NDRPOINTER):
referent = (
('Data', FLAGGED_WORD_BLOB),
)
class PBSTR(NDRPOINTER):
referent = (
('Data', BSTR),
)
# 2.2.24 CURRENCY
class CURRENCY(NDRSTRUCT):
structure = (
('int64', LONGLONG),
)
class PCURRENCY(NDRPOINTER):
referent = (
('Data', CURRENCY),
)
# 2.2.28.2 BRECORD
# 2.2.28.2.1 _wireBRECORD
class _wireBRECORD(NDRSTRUCT):
structure = (
('fFlags', LONGLONG),
('clSize', LONGLONG),
('pRecInfo', MInterfacePointer),
('pRecord', BYTE_ARRAY),
)
class BRECORD(NDRPOINTER):
referent = (
('Data', _wireBRECORD),
)
# 2.2.30 SAFEARRAY
# 2.2.30.1 SAFEARRAYBOUND
class SAFEARRAYBOUND(NDRSTRUCT):
structure = (
('cElements', ULONG),
('lLbound', LONG),
)
class PSAFEARRAYBOUND(NDRPOINTER):
referent = (
('Data', SAFEARRAYBOUND),
)
# 2.2.30.2 SAFEARR_BSTR
class BSTR_ARRAY(NDRUniConformantArray):
item = BSTR
class PBSTR_ARRAY(NDRPOINTER):
referent = (
('Data', BSTR_ARRAY),
)
class SAFEARR_BSTR(NDRSTRUCT):
structure = (
('Size', ULONG),
('aBstr', PBSTR_ARRAY),
)
# 2.2.30.3 SAFEARR_UNKNOWN
class SAFEARR_UNKNOWN(NDRSTRUCT):
structure = (
('Size', ULONG),
('apUnknown', MInterfacePointer_ARRAY),
)
# 2.2.30.4 SAFEARR_DISPATCH
class SAFEARR_DISPATCH(NDRSTRUCT):
structure = (
('Size', ULONG),
('apDispatch', MInterfacePointer_ARRAY),
)
# 2.2.30.6 SAFEARR_BRECORD
class BRECORD_ARRAY(NDRUniConformantArray):
item = BRECORD
class SAFEARR_BRECORD(NDRSTRUCT):
structure = (
('Size', ULONG),
('aRecord', BRECORD_ARRAY),
)
# 2.2.30.7 SAFEARR_HAVEIID
class SAFEARR_HAVEIID(NDRSTRUCT):
structure = (
('Size', ULONG),
('apUnknown', MInterfacePointer_ARRAY),
('iid', IID),
)
# 2.2.30.8 Scalar-Sized Arrays
# 2.2.30.8.1 BYTE_SIZEDARR
class BYTE_SIZEDARR(NDRSTRUCT):
structure = (
('clSize', ULONG),
('pData', BYTE_ARRAY),
)
# 2.2.30.8.2 WORD_SIZEDARR
class WORD_ARRAY(NDRUniConformantArray):
item = '<H'
class WORD_SIZEDARR(NDRSTRUCT):
structure = (
('clSize', ULONG),
('pData', WORD_ARRAY),
)
# 2.2.30.8.3 DWORD_SIZEDARR
class DWORD_ARRAY(NDRUniConformantArray):
item = '<L'
class DWORD_SIZEDARR(NDRSTRUCT):
structure = (
('clSize', ULONG),
('pData', DWORD_ARRAY),
)
# 2.2.30.8.4 HYPER_SIZEDARR
class HYPER_ARRAY(NDRUniConformantArray):
item = '<Q'
class HYPER_SIZEDARR(NDRSTRUCT):
structure = (
('clSize', ULONG),
('pData', HYPER_ARRAY),
)
# 2.2.36 HREFTYPE
HREFTYPE = DWORD
# 2.2.30.5 SAFEARR_VARIANT
class VARIANT_ARRAY(NDRUniConformantArray):
# In order to avoid the lack of forward declarations in Python
# I declare the item in the constructor
#item = VARIANT
def __init__(self, data = None, isNDR64 = False):
NDRUniConformantArray(self, data, isNDR64)
self.item = VARIANT
class PVARIANT(NDRPOINTER):
# In order to avoid the lack of forward declarations in Python
# I declare the item in the constructor
#referent = (
# ('Data', VARIANT),
#)
def __init__(self, data = None, isNDR64 = False):
NDRPOINTER(self, data, isNDR64)
self.referent = ( ('Data', VARIANT),)
class SAFEARR_VARIANT(NDRSTRUCT):
structure = (
('Size', ULONG),
('aVariant', VARIANT_ARRAY),
)
# 2.2.30.9 SAFEARRAYUNION
class SAFEARRAYUNION(NDRUNION):
commonHdr = (
('tag', ULONG),
)
union = {
SF_TYPE.SF_BSTR : ('BstrStr', SAFEARR_BSTR),
SF_TYPE.SF_UNKNOWN : ('UnknownStr', SAFEARR_UNKNOWN),
SF_TYPE.SF_DISPATCH : ('DispatchStr', SAFEARR_DISPATCH),
SF_TYPE.SF_VARIANT : ('VariantStr', SAFEARR_VARIANT),
SF_TYPE.SF_RECORD : ('RecordStr', SAFEARR_BRECORD),
SF_TYPE.SF_HAVEIID : ('HaveIidStr', SAFEARR_HAVEIID),
SF_TYPE.SF_I1 : ('ByteStr', BYTE_SIZEDARR),
SF_TYPE.SF_I2 : ('WordStr', WORD_SIZEDARR),
SF_TYPE.SF_I4 : ('LongStr', DWORD_SIZEDARR),
SF_TYPE.SF_I8 : ('HyperStr', HYPER_SIZEDARR),
}
# 2.2.30.10 SAFEARRAY
class SAFEARRAYBOUND_ARRAY(NDRUniConformantArray):
item = SAFEARRAYBOUND
class PSAFEARRAYBOUND_ARRAY(NDRPOINTER):
referent = (
('Data', SAFEARRAYBOUND_ARRAY),
)
class SAFEARRAY(NDRSTRUCT):
structure = (
('cDims', USHORT),
('fFeatures', USHORT),
('cbElements', ULONG),
('cLocks', ULONG),
('uArrayStructs', SAFEARRAYUNION),
('rgsabound', SAFEARRAYBOUND_ARRAY),
)
class PSAFEARRAY(NDRPOINTER):
referent = (
('Data', SAFEARRAY),
)
# 2.2.29 VARIANT
# 2.2.29.1 _wireVARIANT
class varUnion(NDRUNION):
commonHdr = (
('tag', ULONG),
)
union = {
VARENUM.VT_I8 : ('llVal', LONGLONG),
VARENUM.VT_I4 : ('lVal', LONG),
VARENUM.VT_UI1 : ('bVal', BYTE),
VARENUM.VT_I2 : ('iVal', SHORT),
VARENUM.VT_R4 : ('fltVal', FLOAT),
VARENUM.VT_R8 : ('dblVal', DOUBLE),
VARENUM.VT_BOOL : ('boolVal', VARIANT_BOOL),
VARENUM.VT_ERROR : ('scode', HRESULT),
VARENUM.VT_CY : ('cyVal', CURRENCY),
VARENUM.VT_DATE : ('date', DATE),
VARENUM.VT_BSTR : ('bstrVal', BSTR),
VARENUM.VT_UNKNOWN : ('punkVal', MInterfacePointer),
VARENUM.VT_DISPATCH : ('pdispVal', MInterfacePointer),
VARENUM.VT_ARRAY : ('parray', SAFEARRAY),
VARENUM.VT_RECORD : ('brecVal', BRECORD),
VARENUM.VT_RECORD_OR_VT_BYREF : ('brecVal', BRECORD),
VARENUM.VT_UI1_OR_VT_BYREF : ('pbVal', BYTE),
VARENUM.VT_I2_OR_VT_BYREF : ('piVal', PSHORT),
VARENUM.VT_I4_OR_VT_BYREF : ('plVal', PLONG),
VARENUM.VT_I8_OR_VT_BYREF : ('pllVal', PLONGLONG),
VARENUM.VT_R4_OR_VT_BYREF : ('pfltVal', PFLOAT),
VARENUM.VT_R8_OR_VT_BYREF : ('pdblVal', PDOUBLE),
VARENUM.VT_BOOL_OR_VT_BYREF : ('pboolVal', PVARIANT_BOOL),
VARENUM.VT_ERROR_OR_VT_BYREF : ('pscode', PHRESULT),
VARENUM.VT_CY_OR_VT_BYREF : ('pcyVal', PCURRENCY),
VARENUM.VT_DATE_OR_VT_BYREF : ('pdate', PDATE),
VARENUM.VT_BSTR_OR_VT_BYREF : ('pbstrVal', PBSTR),
VARENUM.VT_UNKNOWN_OR_VT_BYREF : ('ppunkVal', PMInterfacePointer),
VARENUM.VT_DISPATCH_OR_VT_BYREF: ('ppdispVal', PMInterfacePointer),
VARENUM.VT_ARRAY_OR_VT_BYREF : ('pparray', PSAFEARRAY),
VARENUM.VT_VARIANT_OR_VT_BYREF : ('pvarVal', PVARIANT),
VARENUM.VT_I1 : ('cVal', CHAR),
VARENUM.VT_UI2 : ('uiVal', USHORT),
VARENUM.VT_UI4 : ('ulVal', ULONG),
VARENUM.VT_UI8 : ('ullVal', ULONGLONG),
VARENUM.VT_INT : ('intVal', INT),
VARENUM.VT_UINT : ('uintVal', UINT),
VARENUM.VT_DECIMAL : ('decVal', DECIMAL),
VARENUM.VT_I1_OR_VT_BYREF : ('pcVal', PCHAR),
VARENUM.VT_UI2_OR_VT_BYREF : ('puiVal', PUSHORT),
VARENUM.VT_UI4_OR_VT_BYREF : ('pulVal', PULONG),
VARENUM.VT_UI8_OR_VT_BYREF : ('pullVal', PULONGLONG),
VARENUM.VT_INT_OR_VT_BYREF : ('pintVal', PINT),
VARENUM.VT_UINT_OR_VT_BYREF : ('puintVal', PUINT),
VARENUM.VT_DECIMAL_OR_VT_BYREF : ('pdecVal', PDECIMAL),
VARENUM.VT_EMPTY : ('', ),
VARENUM.VT_NULL : ('', ),
}
class wireVARIANTStr(NDRSTRUCT):
structure = (
('clSize',DWORD),
('rpcReserved',DWORD),
('vt',USHORT),
('wReserved1',USHORT),
('wReserved2',USHORT),
('wReserved3',USHORT),
('_varUnion',varUnion),
)
class VARIANT(NDRPOINTER):
referent = (
('Data', wireVARIANTStr),
)
class PVARIANT(NDRPOINTER):
referent = (
('Data', VARIANT),
)
# 2.2.32 DISPID
DISPID = LONG
# 2.2.33 DISPPARAMS
class DISPID_ARRAY(NDRUniConformantArray):
item = '<L'
class DISPPARAMS(NDRSTRUCT):
structure = (
('rgvarg',VARIANT_ARRAY),
('rgdispidNamedArgs', DISPID_ARRAY),
('cArgs', UINT),
('cNamedArgs', UINT),
)
# 2.2.34 EXCEPINFO
class EXCEPINFO(NDRSTRUCT):
structure = (
('wCode',WORD),
('wReserved', WORD),
('bstrSource', BSTR),
('bstrDescription', BSTR),
('bstrHelpFile', BSTR),
('dwHelpContext', DWORD),
('pvReserved', ULONG),
('pfnDeferredFillIn', ULONG),
('scode', HRESULT),
)
# 2.2.35 MEMBERID
MEMBERID = DISPID
# 2.2.38 ARRAYDESC
class ARRAYDESC(NDRSTRUCT):
# In order to avoid the lack of forward declarations in Python
# I declare the item in the constructor
#structure = (
# ('tdescElem',TYPEDESC),
# ('cDims',USHORT),
# ('rgbounds',SAFEARRAYBOUND_ARRAY),
#)
def __init__(self, data = None, isNDR64 = False):
NDRSTRUCT(self, data, isNDR64)
self.structure = (
('tdescElem',TYPEDESC),
('cDims',USHORT),
('rgbounds',SAFEARRAYBOUND_ARRAY),
)
# 2.2.37 TYPEDESC
class tdUnion(NDRUNION):
notAlign = True
commonHdr = (
('tag', USHORT),
)
# In order to avoid the lack of forward declarations in Python
# I declare the item in the constructor
#union = {
# VARENUM.VT_PTR: ('lptdesc', tdUnion),
# VARENUM.VT_SAFEARRAY: ('lptdesc', tdUnion),
# VARENUM.VT_CARRAY: ('lpadesc', ARRAYDESC),
# VARENUM.VT_USERDEFINED: ('hreftype', HREFTYPE),
#}
def __init__(self, data = None, isNDR64=False, topLevel = False):
NDRUNION.__init__(self,None, isNDR64=isNDR64, topLevel=topLevel)
self.union = {
VARENUM.VT_PTR: ('lptdesc', PTYPEDESC),
VARENUM.VT_SAFEARRAY: ('lptdesc', PTYPEDESC),
VARENUM.VT_CARRAY: ('lpadesc', ARRAYDESC),
VARENUM.VT_USERDEFINED: ('hreftype', HREFTYPE),
'default': None,
}
class TYPEDESC(NDRSTRUCT):
structure = (
('vtType',tdUnion),
('vt', VARENUM),
)
def getAlignment(self):
return 4
class PTYPEDESC(NDRPOINTER):
referent = (
('Data', TYPEDESC),
)
def __init__(self, data = None, isNDR64=False, topLevel = False):
ret = NDRPOINTER.__init__(self,None, isNDR64=isNDR64, topLevel = False)
# We're forcing the pointer not to be topLevel
if data is None:
self.fields['ReferentID'] = random.randint(1,65535)
else:
self.fromString(data)
# 2.2.48 SCODE
SCODE = LONG
class SCODE_ARRAY(NDRUniConformantArray):
item = SCODE
class PSCODE_ARRAY(NDRPOINTER):
referent = (
('Data', SCODE_ARRAY),
)
# 2.2.39 PARAMDESCEX
class PARAMDESCEX(NDRSTRUCT):
structure = (
('cBytes',ULONG),
('varDefaultValue',VARIANT),
)
class PPARAMDESCEX(NDRPOINTER):
referent = (
('Data', PARAMDESCEX),
)
# 2.2.40 PARAMDESC
class PARAMDESC(NDRSTRUCT):
structure = (
('pparamdescex',PPARAMDESCEX),
('wParamFlags',USHORT),
)
# 2.2.41 ELEMDESC
class ELEMDESC(NDRSTRUCT):
structure = (
('tdesc',TYPEDESC),
('paramdesc',PARAMDESC),
)
class ELEMDESC_ARRAY(NDRUniConformantArray):
item = ELEMDESC
class PELEMDESC_ARRAY(NDRPOINTER):
referent = (
('Data', ELEMDESC_ARRAY),
)
# 2.2.42 FUNCDESC
class FUNCDESC(NDRSTRUCT):
structure = (
('memid',MEMBERID),
('lReserved1',PSCODE_ARRAY),
('lprgelemdescParam',PELEMDESC_ARRAY),
('funckind',FUNCKIND),
('invkind',INVOKEKIND),
('callconv',CALLCONV),
('cParams',SHORT),
('cParamsOpt',SHORT),
('oVft',SHORT),
('cReserved2',SHORT),
('elemdescFunc',ELEMDESC),
('wFuncFlags',WORD),
)
class LPFUNCDESC(NDRPOINTER):
referent = (
('Data', FUNCDESC),
)
# 2.2.44 TYPEATTR
class TYPEATTR(NDRSTRUCT):
structure = (
('guid',GUID),
('lcid',LCID),
('dwReserved1',DWORD),
('dwReserved2',DWORD),
('dwReserved3',DWORD),
('lpstrReserved4',LPOLESTR),
('cbSizeInstance',ULONG),
('typeKind',TYPEKIND),
('cFuncs',WORD),
('cVars',WORD),
('cImplTypes',WORD),
('cbSizeVft',WORD),
('cbAlignment',WORD),
('wTypeFlags',WORD),
('wMajorVerNum',WORD),
('wMinorVerNum',WORD),
('tdescAlias',TYPEDESC),
('dwReserved5',DWORD),
('dwReserved6',WORD),
)
class PTYPEATTR(NDRPOINTER):
referent = (
('Data', TYPEATTR),
)
class BSTR_ARRAY_CV(NDRUniConformantVaryingArray):
item = BSTR
class UINT_ARRAY(NDRUniConformantArray):
item = '<L'
class OLESTR_ARRAY(NDRUniConformantArray):
item = LPOLESTR
################################################################################
# RPC CALLS
################################################################################
# 3.1.4.1 IDispatch::GetTypeInfoCount (Opnum 3)
class IDispatch_GetTypeInfoCount(DCOMCALL):
opnum = 3
structure = (
('pwszMachineName', LPWSTR),
)
class IDispatch_GetTypeInfoCountResponse(DCOMANSWER):
structure = (
('pctinfo', ULONG),
('ErrorCode', error_status_t),
)
# 3.1.4.2 IDispatch::GetTypeInfo (Opnum 4)
class IDispatch_GetTypeInfo(DCOMCALL):
opnum = 4
structure = (
('iTInfo', ULONG),
('lcid', DWORD),
)
class IDispatch_GetTypeInfoResponse(DCOMANSWER):
structure = (
('ppTInfo', PMInterfacePointer),
('ErrorCode', error_status_t),
)
# 3.1.4.3 IDispatch::GetIDsOfNames (Opnum 5)
class IDispatch_GetIDsOfNames(DCOMCALL):
opnum = 5
structure = (
('riid', REFIID),
('rgszNames', OLESTR_ARRAY),
('cNames', UINT),
('lcid', LCID),
)
class IDispatch_GetIDsOfNamesResponse(DCOMANSWER):
structure = (
('rgDispId', DISPID_ARRAY),
('ErrorCode', error_status_t),
)
# 3.1.4.4 IDispatch::Invoke (Opnum 6)
class IDispatch_Invoke(DCOMCALL):
opnum = 6
structure = (
('dispIdMember', DISPID),
('riid', REFIID),
('lcid', LCID),
('dwFlags', DWORD),
('pDispParams', DISPPARAMS),
('cVarRef', UINT),
('rgVarRefIdx', UINT_ARRAY),
('rgVarRef', VARIANT_ARRAY),
)
class IDispatch_InvokeResponse(DCOMANSWER):
structure = (
('pVarResult', VARIANT),
('pExcepInfo', EXCEPINFO),
('pArgErr', UINT),
('ErrorCode', error_status_t),
)
# 3.7.4.1 ITypeInfo::GetTypeAttr (Opnum 3)
class ITypeInfo_GetTypeAttr(DCOMCALL):
opnum = 3
structure = (
)
class ITypeInfo_GetTypeAttrResponse(DCOMANSWER):
structure = (
('ppTypeAttr', PTYPEATTR),
('pReserved', DWORD),
('ErrorCode', error_status_t),
)
# 3.7.4.2 ITypeInfo::GetTypeComp (Opnum 4)
class ITypeInfo_GetTypeComp(DCOMCALL):
opnum = 4
structure = (
)
class ITypeInfo_GetTypeCompResponse(DCOMANSWER):
structure = (
('ppTComp', PMInterfacePointer),
('ErrorCode', error_status_t),
)
# 3.7.4.3 ITypeInfo::GetFuncDesc (Opnum 5)
class ITypeInfo_GetFuncDesc(DCOMCALL):
opnum = 5
structure = (
('index', UINT),
)
class ITypeInfo_GetFuncDescResponse(DCOMANSWER):
structure = (
('ppFuncDesc', LPFUNCDESC),
('pReserved', DWORD),
('ErrorCode', error_status_t),
)
# 3.7.4.5 ITypeInfo::GetNames (Opnum 7)
class ITypeInfo_GetNames(DCOMCALL):
opnum = 7
structure = (
('memid', MEMBERID),
('cMaxNames', UINT),
)
class ITypeInfo_GetNamesResponse(DCOMANSWER):
structure = (
('rgBstrNames', BSTR_ARRAY_CV),
('pcNames', UINT),
('ErrorCode', error_status_t),
)
# 3.7.4.8 ITypeInfo::GetDocumentation (Opnum 12)
class ITypeInfo_GetDocumentation(DCOMCALL):
opnum = 12
structure = (
('memid', MEMBERID),
('refPtrFlags', DWORD),
)
class ITypeInfo_GetDocumentationResponse(DCOMANSWER):
structure = (
('pBstrName', BSTR),
('pBstrDocString', BSTR),
('pdwHelpContext', DWORD),
('ErrorCode', error_status_t),
)
################################################################################
# OPNUMs and their corresponding structures
################################################################################
OPNUMS = {
}
################################################################################
# HELPER FUNCTIONS AND INTERFACES
################################################################################
def checkNullString(string):
if string == NULL:
return string
if string[-1:] != '\x00':
return string + '\x00'
else:
return string
class ITypeComp(IRemUnknown2):
def __init__(self, interface):
IRemUnknown2.__init__(self,interface)
self._iid = IID_ITypeComp
class ITypeInfo(IRemUnknown2):
def __init__(self, interface):
IRemUnknown2.__init__(self,interface)
self._iid = IID_ITypeInfo
def GetTypeAttr(self):
request = ITypeInfo_GetTypeAttr()
resp = self.request(request, iid = self._iid, uuid = self.get_iPid())
return resp
def GetTypeComp(self):
request = ITypeInfo_GetTypeComp()
resp = self.request(request, iid = self._iid, uuid = self.get_iPid())
return ITypeComp(INTERFACE(self.get_cinstance(), ''.join(resp['ppTComp']['abData']), self.get_ipidRemUnknown(), target = self.get_target()))
def GetFuncDesc(self, index):
request = ITypeInfo_GetFuncDesc()
request['index'] = index
resp = self.request(request, iid = self._iid, uuid = self.get_iPid())
return resp
def GetNames(self, memid, cMaxNames=10):
request = ITypeInfo_GetNames()
request['memid'] = memid
request['cMaxNames'] = cMaxNames
resp = self.request(request, iid = self._iid, uuid = self.get_iPid())
return resp
def GetDocumentation(self, memid, refPtrFlags=15):
request = ITypeInfo_GetDocumentation()
request['memid'] = memid
request['refPtrFlags'] = refPtrFlags
resp = self.request(request, iid = self._iid, uuid = self.get_iPid())
return resp
class IDispatch(IRemUnknown2):
def __init__(self, interface):
IRemUnknown2.__init__(self,interface)
self._iid = IID_IDispatch
def GetTypeInfoCount(self):
request = IDispatch_GetTypeInfoCount()
resp = self.request(request, iid = self._iid, uuid = self.get_iPid())
return resp
def GetTypeInfo(self):
request = IDispatch_GetTypeInfo()
request['iTInfo'] = 0
request['lcid'] = 0
resp = self.request(request, iid = self._iid, uuid = self.get_iPid())
return ITypeInfo(INTERFACE(self.get_cinstance(), ''.join(resp['ppTInfo']['abData']), self.get_ipidRemUnknown(), target = self.get_target()))
def GetIDsOfNames(self, rgszNames, lcid = 0):
request = IDispatch_GetIDsOfNames()
request['riid'] = IID_NULL
for name in rgszNames:
tmpName = LPOLESTR()
tmpName['Data'] = checkNullString(name)
request['rgszNames'].append(tmpName)
request['cNames'] = len(rgszNames)
request['lcid'] = lcid
resp = self.request(request, iid = self._iid, uuid = self.get_iPid())
IDs = list()
for id in resp['rgDispId']:
IDs.append(id)
return IDs
def Invoke(self, dispIdMember, lcid, dwFlags, pDispParams, cVarRef, rgVarRefIdx, rgVarRef):
request = IDispatch_Invoke()
request['dispIdMember'] = dispIdMember
request['riid'] = IID_NULL
request['lcid'] = lcid
request['dwFlags'] = dwFlags
request['pDispParams'] = pDispParams
request['cVarRef'] = cVarRef
request['rgVarRefIdx'] = rgVarRefIdx
request['rgVarRef'] = rgVarRefIdx
resp = self.request(request, iid = self._iid, uuid = self.get_iPid())
return resp
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