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pythonnet/src/runtime/runtime.cs at fix_stackoverflow · matthid/pythonnet · GitHub
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using
System
;
using
System
.
Runtime
.
InteropServices
;
using
System
.
Security
;
#if
(
UCS4
)
using
System
.
Text
;
using
Mono
.
Unix
;
#endif
#if
(
UCS2
&&
(
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
)
using
System
.
Text
;
#endif
namespace
Python
.
Runtime
{
[
SuppressUnmanagedCodeSecurityAttribute
(
)
]
static
class
NativeMethods
{
#if
(
MONO_LINUX
||
MONO_OSX
)
static
public
IntPtr
LoadLibrary
(
string
fileName
)
{
return
dlopen
(
fileName
,
RTLD_NOW
|
RTLD_SHARED
)
;
}
static
public
void
FreeLibrary
(
IntPtr
handle
)
{
dlclose
(
handle
)
;
}
static
public
IntPtr
GetProcAddress
(
IntPtr
dllHandle
,
string
name
)
{
// look in the exe if dllHandle is NULL
if
(
IntPtr
.
Zero
==
dllHandle
)
dllHandle
=
RTLD_DEFAULT
;
// clear previous errors if any
dlerror
(
)
;
var
res
=
dlsym
(
dllHandle
,
name
)
;
var
errPtr
=
dlerror
(
)
;
if
(
errPtr
!=
IntPtr
.
Zero
)
{
throw
new
Exception
(
"dlsym: "
+
Marshal
.
PtrToStringAnsi
(
errPtr
)
)
;
}
return
res
;
}
#if
(
MONO_OSX
)
static
int
RTLD_NOW
=
0x2
;
static
int
RTLD_SHARED
=
0x20
;
static
IntPtr
RTLD_DEFAULT
=
new
IntPtr
(
-
2
)
;
[
DllImport
(
"__Internal"
)
]
private
static
extern
IntPtr
dlopen
(
String
fileName
,
int
flags
)
;
[
DllImport
(
"__Internal"
)
]
private
static
extern
IntPtr
dlsym
(
IntPtr
handle
,
String
symbol
)
;
[
DllImport
(
"__Internal"
)
]
private
static
extern
int
dlclose
(
IntPtr
handle
)
;
[
DllImport
(
"__Internal"
)
]
private
static
extern
IntPtr
dlerror
(
)
;
#else
static
int
RTLD_NOW
=
0x2
;
static
int
RTLD_SHARED
=
0x20
;
static
IntPtr
RTLD_DEFAULT
=
IntPtr
.
Zero
;
[
DllImport
(
"libdl.so"
)
]
private
static
extern
IntPtr
dlopen
(
String
fileName
,
int
flags
)
;
[
DllImport
(
"libdl.so"
)
]
private
static
extern
IntPtr
dlsym
(
IntPtr
handle
,
String
symbol
)
;
[
DllImport
(
"libdl.so"
)
]
private
static
extern
int
dlclose
(
IntPtr
handle
)
;
[
DllImport
(
"libdl.so"
)
]
private
static
extern
IntPtr
dlerror
(
)
;
#endif
#else
[
DllImport
(
"kernel32.dll"
)
]
public
static
extern
IntPtr
LoadLibrary
(
string
dllToLoad
)
;
[
DllImport
(
"kernel32.dll"
)
]
public
static
extern
IntPtr
GetProcAddress
(
IntPtr
hModule
,
string
procedureName
)
;
[
DllImport
(
"kernel32.dll"
)
]
public
static
extern
bool
FreeLibrary
(
IntPtr
hModule
)
;
#endif
}
public
class
Runtime
{
/// <summary>
/// Encapsulates the low-level Python C API. Note that it is
/// the responsibility of the caller to have acquired the GIL
/// before calling any of these methods.
/// </summary>
#if
(
UCS4
)
public
const
int
UCS
=
4
;
#endif
#if
(
UCS2
)
public
const
int
UCS
=
2
;
#endif
#if
!
(
UCS2
||
UCS4
)
#error You must define either UCS2 or UCS4!
#endif
#if
(
PYTHON23
)
public
const
string
pyversion
=
"2.3"
;
public
const
int
pyversionnumber
=
23
;
#endif
#if
(
PYTHON24
)
public
const
string
pyversion
=
"2.4"
;
public
const
int
pyversionnumber
=
24
;
#endif
#if
(
PYTHON25
)
public
const
string
pyversion
=
"2.5"
;
public
const
int
pyversionnumber
=
25
;
#endif
#if
(
PYTHON26
)
public
const
string
pyversion
=
"2.6"
;
public
const
int
pyversionnumber
=
26
;
#endif
#if
(
PYTHON27
)
public
const
string
pyversion
=
"2.7"
;
public
const
int
pyversionnumber
=
27
;
#endif
#if
(
PYTHON32
)
public
const
string
pyversion
=
"3.2"
;
public
const
int
pyversionnumber
=
32
;
#endif
#if
(
PYTHON33
)
public
const
string
pyversion
=
"3.3"
;
public
const
int
pyversionnumber
=
33
;
#endif
#if
(
PYTHON34
)
public
const
string
pyversion
=
"3.4"
;
public
const
int
pyversionnumber
=
34
;
#endif
#if
(
PYTHON35
)
public
const
string
pyversion
=
"3.5"
;
public
const
int
pyversionnumber
=
35
;
#endif
#if
!
(
PYTHON23
||
PYTHON24
||
PYTHON25
||
PYTHON26
||
PYTHON27
||
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
#error You must define one of PYTHON23 to PYTHON35
#endif
#if
(
PYTHON23
)
internal
const
string
dllBase
=
"python23"
;
#endif
#if
(
PYTHON24
)
internal
const
string
dllBase
=
"python24"
;
#endif
#if
(
PYTHON25
)
internal
const
string
dllBase
=
"python25"
;
#endif
#if
(
PYTHON26
)
internal
const
string
dllBase
=
"python26"
;
#endif
#if
(
PYTHON27
)
internal
const
string
dllBase
=
"python27"
;
#endif
#if
(
MONO_LINUX
||
MONO_OSX
)
#if
(
PYTHON32
)
internal
const
string
dllBase
=
"python3.2"
;
#endif
#if
(
PYTHON33
)
internal
const
string
dllBase
=
"python3.3"
;
#endif
#if
(
PYTHON34
)
internal
const
string
dllBase
=
"python3.4"
;
#endif
#if
(
PYTHON35
)
internal
const
string
dllBase
=
"python3.5"
;
#endif
#else
#if
(
PYTHON32
)
internal
const
string
dllBase
=
"python32"
;
#endif
#if
(
PYTHON33
)
internal
const
string
dllBase
=
"python33"
;
#endif
#if
(
PYTHON34
)
internal
const
string
dllBase
=
"python34"
;
#endif
#if
(
PYTHON35
)
internal
const
string
dllBase
=
"python35"
;
#endif
#endif
#if
(
PYTHON_WITH_PYDEBUG
)
internal
const
string
dllWithPyDebug
=
"d"
;
#else
internal
const
string
dllWithPyDebug
=
""
;
#endif
#if
(
PYTHON_WITH_PYMALLOC
)
internal
const
string
dllWithPyMalloc
=
"m"
;
#else
internal
const
string
dllWithPyMalloc
=
""
;
#endif
#if
(
PYTHON_WITH_WIDE_UNICODE
)
internal
const
string
dllWithWideUnicode
=
"u"
;
#else
internal
const
string
dllWithWideUnicode
=
""
;
#endif
#if
(
PYTHON_WITHOUT_ENABLE_SHARED
)
public
const
string
dll
=
"__Internal"
;
#else
public
const
string
dll
=
dllBase
+
dllWithPyDebug
+
dllWithPyMalloc
+
dllWithWideUnicode
;
#endif
// set to true when python is finalizing
internal
static
Object
IsFinalizingLock
=
new
Object
(
)
;
internal
static
bool
IsFinalizing
=
false
;
internal
static
bool
wrap_exceptions
;
internal
static
bool
is32bit
;
/// <summary>
/// Intitialize the runtime...
/// </summary>
internal
static
void
Initialize
(
)
{
is32bit
=
IntPtr
.
Size
==
4
;
if
(
0
==
Runtime
.
Py_IsInitialized
(
)
)
{
Runtime
.
Py_Initialize
(
)
;
}
if
(
0
==
Runtime
.
PyEval_ThreadsInitialized
(
)
)
{
Runtime
.
PyEval_InitThreads
(
)
;
}
#if
(
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
IntPtr
op
=
Runtime
.
PyImport_ImportModule
(
"builtins"
)
;
IntPtr
dict
=
Runtime
.
PyObject_GetAttrString
(
op
,
"__dict__"
)
;
PyNotImplemented
=
Runtime
.
PyObject_GetAttrString
(
op
,
"NotImplemented"
)
;
#else
IntPtr
dict
=
Runtime
.
PyImport_GetModuleDict
(
)
;
IntPtr
op
=
Runtime
.
PyDict_GetItemString
(
dict
,
"__builtin__"
)
;
#endif
PyBaseObjectType
=
Runtime
.
PyObject_GetAttrString
(
op
,
"object"
)
;
PyModuleType
=
Runtime
.
PyObject_Type
(
op
)
;
PyNone
=
Runtime
.
PyObject_GetAttrString
(
op
,
"None"
)
;
PyTrue
=
Runtime
.
PyObject_GetAttrString
(
op
,
"True"
)
;
PyFalse
=
Runtime
.
PyObject_GetAttrString
(
op
,
"False"
)
;
PyBoolType
=
Runtime
.
PyObject_Type
(
PyTrue
)
;
PyNoneType
=
Runtime
.
PyObject_Type
(
PyNone
)
;
PyTypeType
=
Runtime
.
PyObject_Type
(
PyNoneType
)
;
op
=
Runtime
.
PyObject_GetAttrString
(
dict
,
"keys"
)
;
PyMethodType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
#if
(
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
Runtime
.
Decref
(
dict
)
;
Runtime
.
Decref
(
op
)
;
#endif
op
=
Runtime
.
PyString_FromString
(
"string"
)
;
PyStringType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
op
=
Runtime
.
PyUnicode_FromString
(
"unicode"
)
;
PyUnicodeType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
#if
(
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
op
=
Runtime
.
PyBytes_FromString
(
"bytes"
)
;
PyBytesType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
#endif
op
=
Runtime
.
PyTuple_New
(
0
)
;
PyTupleType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
op
=
Runtime
.
PyList_New
(
0
)
;
PyListType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
op
=
Runtime
.
PyDict_New
(
)
;
PyDictType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
op
=
Runtime
.
PyInt_FromInt32
(
0
)
;
PyIntType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
op
=
Runtime
.
PyLong_FromLong
(
0
)
;
PyLongType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
op
=
Runtime
.
PyFloat_FromDouble
(
0
)
;
PyFloatType
=
Runtime
.
PyObject_Type
(
op
)
;
Runtime
.
Decref
(
op
)
;
#if
(
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
PyClassType
=
IntPtr
.
Zero
;
PyInstanceType
=
IntPtr
.
Zero
;
#else
IntPtr
s
=
Runtime
.
PyString_FromString
(
"_temp"
)
;
IntPtr
d
=
Runtime
.
PyDict_New
(
)
;
IntPtr
c
=
Runtime
.
PyClass_New
(
IntPtr
.
Zero
,
d
,
s
)
;
PyClassType
=
Runtime
.
PyObject_Type
(
c
)
;
IntPtr
i
=
Runtime
.
PyInstance_New
(
c
,
IntPtr
.
Zero
,
IntPtr
.
Zero
)
;
PyInstanceType
=
Runtime
.
PyObject_Type
(
i
)
;
Runtime
.
Decref
(
s
)
;
Runtime
.
Decref
(
i
)
;
Runtime
.
Decref
(
c
)
;
Runtime
.
Decref
(
d
)
;
#endif
Error
=
new
IntPtr
(
-
1
)
;
#if
(
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
IntPtr
dll
=
IntPtr
.
Zero
;
if
(
"__Internal"
!=
Runtime
.
dll
)
{
NativeMethods
.
LoadLibrary
(
Runtime
.
dll
)
;
}
_PyObject_NextNotImplemented
=
NativeMethods
.
GetProcAddress
(
dll
,
"_PyObject_NextNotImplemented"
)
;
#if
!
(
MONO_LINUX
||
MONO_OSX
)
if
(
IntPtr
.
Zero
!=
dll
)
{
NativeMethods
.
FreeLibrary
(
dll
)
;
}
#endif
#endif
// Determine whether we need to wrap exceptions for versions of
// of the Python runtime that do not allow new-style classes to
// be used as exceptions (Python versions 2.4 and lower).
#if
(
PYTHON25
||
PYTHON26
||
PYTHON27
||
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
wrap_exceptions
=
false
;
#else
IntPtr
m
=
PyImport_ImportModule
(
"exceptions"
)
;
Exceptions
.
ErrorCheck
(
m
)
;
op
=
Runtime
.
PyObject_GetAttrString
(
m
,
"Exception"
)
;
Exceptions
.
ErrorCheck
(
op
)
;
if
(
Runtime
.
PyObject_TYPE
(
op
)
==
PyClassType
)
{
wrap_exceptions
=
true
;
}
Runtime
.
Decref
(
op
)
;
Runtime
.
Decref
(
m
)
;
#endif
// Initialize modules that depend on the runtime class.
AssemblyManager
.
Initialize
(
)
;
PyCLRMetaType
=
MetaType
.
Initialize
(
)
;
Exceptions
.
Initialize
(
)
;
ImportHook
.
Initialize
(
)
;
// Need to add the runtime directory to sys.path so that we
// can find built-in assemblies like System.Data, et. al.
string
rtdir
=
RuntimeEnvironment
.
GetRuntimeDirectory
(
)
;
IntPtr
path
=
Runtime
.
PySys_GetObject
(
"path"
)
;
IntPtr
item
=
Runtime
.
PyString_FromString
(
rtdir
)
;
Runtime
.
PyList_Append
(
path
,
item
)
;
Runtime
.
Decref
(
item
)
;
AssemblyManager
.
UpdatePath
(
)
;
}
internal
static
void
Shutdown
(
)
{
AssemblyManager
.
Shutdown
(
)
;
Exceptions
.
Shutdown
(
)
;
ImportHook
.
Shutdown
(
)
;
Py_Finalize
(
)
;
}
// called *without* the GIL aquired by clr._AtExit
internal
static
int
AtExit
(
)
{
lock
(
IsFinalizingLock
)
{
IsFinalizing
=
true
;
}
return
0
;
}
internal
static
IntPtr
Py_single_input
=
(
IntPtr
)
256
;
internal
static
IntPtr
Py_file_input
=
(
IntPtr
)
257
;
internal
static
IntPtr
Py_eval_input
=
(
IntPtr
)
258
;
internal
static
IntPtr
PyBaseObjectType
;
internal
static
IntPtr
PyModuleType
;
internal
static
IntPtr
PyClassType
;
internal
static
IntPtr
PyInstanceType
;
internal
static
IntPtr
PyCLRMetaType
;
internal
static
IntPtr
PyMethodType
;
internal
static
IntPtr
PyUnicodeType
;
internal
static
IntPtr
PyStringType
;
internal
static
IntPtr
PyTupleType
;
internal
static
IntPtr
PyListType
;
internal
static
IntPtr
PyDictType
;
internal
static
IntPtr
PyIntType
;
internal
static
IntPtr
PyLongType
;
internal
static
IntPtr
PyFloatType
;
internal
static
IntPtr
PyBoolType
;
internal
static
IntPtr
PyNoneType
;
internal
static
IntPtr
PyTypeType
;
#if
(
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
internal
static
IntPtr
PyBytesType
;
internal
static
IntPtr
PyNotImplemented
;
internal
const
int
Py_LT
=
0
;
internal
const
int
Py_LE
=
1
;
internal
const
int
Py_EQ
=
2
;
internal
const
int
Py_NE
=
3
;
internal
const
int
Py_GT
=
4
;
internal
static
IntPtr
_PyObject_NextNotImplemented
;
#endif
internal
static
IntPtr
PyTrue
;
internal
static
IntPtr
PyFalse
;
internal
static
IntPtr
PyNone
;
internal
static
IntPtr
Error
;
internal
static
IntPtr
GetBoundArgTuple
(
IntPtr
obj
,
IntPtr
args
)
{
if
(
Runtime
.
PyObject_TYPE
(
args
)
!=
Runtime
.
PyTupleType
)
{
Exceptions
.
SetError
(
Exceptions
.
TypeError
,
"tuple expected"
)
;
return
IntPtr
.
Zero
;
}
int
size
=
Runtime
.
PyTuple_Size
(
args
)
;
IntPtr
items
=
Runtime
.
PyTuple_New
(
size
+
1
)
;
Runtime
.
PyTuple_SetItem
(
items
,
0
,
obj
)
;
Runtime
.
Incref
(
obj
)
;
for
(
int
i
=
0
;
i
<
size
;
i
++
)
{
IntPtr
item
=
Runtime
.
PyTuple_GetItem
(
args
,
i
)
;
Runtime
.
Incref
(
item
)
;
Runtime
.
PyTuple_SetItem
(
items
,
i
+
1
,
item
)
;
}
return
items
;
}
internal
static
IntPtr
ExtendTuple
(
IntPtr
t
,
params
IntPtr
[
]
args
)
{
int
size
=
Runtime
.
PyTuple_Size
(
t
)
;
int
add
=
args
.
Length
;
IntPtr
item
;
IntPtr
items
=
Runtime
.
PyTuple_New
(
size
+
add
)
;
for
(
int
i
=
0
;
i
<
size
;
i
++
)
{
item
=
Runtime
.
PyTuple_GetItem
(
t
,
i
)
;
Runtime
.
Incref
(
item
)
;
Runtime
.
PyTuple_SetItem
(
items
,
i
,
item
)
;
}
for
(
int
n
=
0
;
n
<
add
;
n
++
)
{
item
=
args
[
n
]
;
Runtime
.
Incref
(
item
)
;
Runtime
.
PyTuple_SetItem
(
items
,
size
+
n
,
item
)
;
}
return
items
;
}
internal
static
Type
[
]
PythonArgsToTypeArray
(
IntPtr
arg
)
{
return
PythonArgsToTypeArray
(
arg
,
false
)
;
}
internal
static
Type
[
]
PythonArgsToTypeArray
(
IntPtr
arg
,
bool
mangleObjects
)
{
// Given a PyObject * that is either a single type object or a
// tuple of (managed or unmanaged) type objects, return a Type[]
// containing the CLR Type objects that map to those types.
IntPtr
args
=
arg
;
bool
free
=
false
;
if
(
!
Runtime
.
PyTuple_Check
(
arg
)
)
{
args
=
Runtime
.
PyTuple_New
(
1
)
;
Runtime
.
Incref
(
arg
)
;
Runtime
.
PyTuple_SetItem
(
args
,
0
,
arg
)
;
free
=
true
;
}
int
n
=
Runtime
.
PyTuple_Size
(
args
)
;
Type
[
]
types
=
new
Type
[
n
]
;
Type
t
=
null
;
for
(
int
i
=
0
;
i
<
n
;
i
++
)
{
IntPtr
op
=
Runtime
.
PyTuple_GetItem
(
args
,
i
)
;
if
(
mangleObjects
&&
(
!
Runtime
.
PyType_Check
(
op
)
)
)
{
op
=
Runtime
.
PyObject_TYPE
(
op
)
;
}
ManagedType
mt
=
ManagedType
.
GetManagedObject
(
op
)
;
if
(
mt
is
ClassBase
)
{
t
=
(
(
ClassBase
)
mt
)
.
type
;
}
else
if
(
mt
is
CLRObject
)
{
object
inst
=
(
(
CLRObject
)
mt
)
.
inst
;
if
(
inst
is
Type
)
{
t
=
inst
as
Type
;
}
}
else
{
t
=
Converter
.
GetTypeByAlias
(
op
)
;
}
if
(
t
==
null
)
{
types
=
null
;
break
;
}
types
[
i
]
=
t
;
}
if
(
free
)
{
Runtime
.
Decref
(
args
)
;
}
return
types
;
}
//===================================================================
// Managed exports of the Python C API. Where appropriate, we do
// some optimization to avoid managed <--> unmanaged transitions
// (mostly for heavily used methods).
//===================================================================
internal
unsafe
static
void
Incref
(
IntPtr
op
)
{
#if
(
Py_DEBUG
)
Py_IncRef
(
op
)
;
return
;
#else
void
*
p
=
(
void
*
)
op
;
if
(
(
void
*
)
0
!=
p
)
{
if
(
is32bit
)
{
(
*
(
int
*
)
p
)
++
;
}
else
{
(
*
(
long
*
)
p
)
++
;
}
}
#endif
}
internal
unsafe
static
void
Decref
(
IntPtr
op
)
{
if
(
op
==
IntPtr
.
Zero
)
{
DebugUtil
.
Print
(
"Decref(NULL)"
)
;
}
#if
(
Py_DEBUG
)
// Py_DecRef calls Python's Py_DECREF
Py_DecRef
(
op
)
;
return
;
#else
void
*
p
=
(
void
*
)
op
;
if
(
(
void
*
)
0
!=
p
)
{
if
(
is32bit
)
{
--
(
*
(
int
*
)
p
)
;
}
else
{
--
(
*
(
long
*
)
p
)
;
}
if
(
(
*
(
int
*
)
p
)
==
0
)
{
// PyObject_HEAD: struct _typeobject *ob_type
void
*
t
=
is32bit
?
(
void
*
)
(
*
(
(
uint
*
)
p
+
1
)
)
:
(
void
*
)
(
*
(
(
ulong
*
)
p
+
1
)
)
;
// PyTypeObject: destructor tp_dealloc
void
*
f
=
is32bit
?
(
void
*
)
(
*
(
(
uint
*
)
t
+
6
)
)
:
(
void
*
)
(
*
(
(
ulong
*
)
t
+
6
)
)
;
if
(
(
void
*
)
0
==
f
)
{
return
;
}
NativeCall
.
Impl
.
Void_Call_1
(
new
IntPtr
(
f
)
,
op
)
;
return
;
}
}
#endif
}
internal unsafe
static
long
Refcount
(
IntPtr
op
)
{
void
*
p
=
(
void
*
)
op
;
if
(
(
void
*
)
0
!=
p
)
{
if
(
is32bit
)
{
return
(
*
(
int
*
)
p
)
;
}
else
{
return
(
*
(
long
*
)
p
)
;
}
}
return
0
;
}
#if
(
Py_DEBUG
)
// Py_IncRef and Py_DecRef are taking care of the extra payload
// in Py_DEBUG builds of Python like _Py_RefTotal
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
private unsafe
static
extern
void
Py_IncRef
(
IntPtr
ob
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
private unsafe
static
extern
void
Py_DecRef
(
IntPtr
ob
)
;
#endif
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
Py_Initialize
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
int
Py_IsInitialized
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
Py_Finalize
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
Py_NewInterpreter
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
Py_EndInterpreter
(
IntPtr
threadState
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyThreadState_New
(
IntPtr
istate
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyThreadState_Get
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyThread_get_key_value
(
IntPtr
key
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
int
PyThread_get_thread_ident
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
int
PyThread_set_key_value
(
IntPtr
key
,
IntPtr
value
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyThreadState_Swap
(
IntPtr
key
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyGILState_Ensure
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
PyGILState_Release
(
IntPtr
gs
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyGILState_GetThisThreadState
(
)
;
#if
(
PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
)
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
public unsafe
static
extern
int
Py_Main
(
int
argc
,
[
MarshalAsAttribute
(
UnmanagedType
.
LPArray
,
ArraySubType
=
UnmanagedType
.
LPWStr
)
]
string
[
]
argv
)
;
#else
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
public
unsafe static
extern
int
Py_Main
(
int
argc
,
string
[
]
argv
)
;
#endif
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
PyEval_InitThreads
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
int
PyEval_ThreadsInitialized
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
PyEval_AcquireLock
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
PyEval_ReleaseLock
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
PyEval_AcquireThread
(
IntPtr
tstate
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
PyEval_ReleaseThread
(
IntPtr
tstate
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyEval_SaveThread
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
PyEval_RestoreThread
(
IntPtr
tstate
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyEval_GetBuiltins
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyEval_GetGlobals
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyEval_GetLocals
(
)
;
#if PYTHON32
||
PYTHON33
||
PYTHON34
||
PYTHON35
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
[
return
:
MarshalAs
(
UnmanagedType
.
LPWStr
)
]
internal unsafe
static
extern
string
Py_GetProgramName
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
Py_SetProgramName
(
[
MarshalAsAttribute
(
UnmanagedType
.
LPWStr
)
]
string
name
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
[
return
:
MarshalAs
(
UnmanagedType
.
LPWStr
)
]
internal
unsafe
static
extern
string
Py_GetPythonHome
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
Py_SetPythonHome
(
[
MarshalAsAttribute
(
UnmanagedType
.
LPWStr
)
]
string
home
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
[
return
:
MarshalAs
(
UnmanagedType
.
LPWStr
)
]
internal unsafe
static
extern
string
Py_GetPath
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
Py_SetPath
(
[
MarshalAsAttribute
(
UnmanagedType
.
LPWStr
)
]
string
home
)
;
#else
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
string
Py_GetProgramName
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
Py_SetProgramName
(
string
name
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
string
Py_GetPythonHome
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
Py_SetPythonHome
(
string
home
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
string
Py_GetPath
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
void
Py_SetPath
(
string
home
)
;
#endif
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
string
Py_GetVersion
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
string
Py_GetPlatform
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
string
Py_GetCopyright
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
string
Py_GetCompiler
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
string
Py_GetBuildInfo
(
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
int
PyRun_SimpleString
(
string
code
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyRun_String
(
string
code
,
IntPtr
st
,
IntPtr
globals
,
IntPtr
locals
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
Py_CompileString
(
string
code
,
string
file
,
IntPtr
tok
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyImport_ExecCodeModule
(
string
name
,
IntPtr
code
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyCFunction_NewEx
(
IntPtr
ml
,
IntPtr
self
,
IntPtr
mod
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyCFunction_Call
(
IntPtr
func
,
IntPtr
args
,
IntPtr
kw
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyClass_New
(
IntPtr
bases
,
IntPtr
dict
,
IntPtr
name
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyInstance_New
(
IntPtr
cls
,
IntPtr
args
,
IntPtr
kw
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyInstance_NewRaw
(
IntPtr
cls
,
IntPtr
dict
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyMethod_New
(
IntPtr
func
,
IntPtr
self
,
IntPtr
cls
)
;
//====================================================================
// Python abstract object API
//====================================================================
// A macro-like method to get the type of a Python object. This is
// designed to be lean and mean in IL & avoid managed <-> unmanaged
// transitions. Note that this does not incref the type object.
internal unsafe
static
IntPtr
PyObject_TYPE
(
IntPtr
op
)
{
void
*
p
=
(
void
*
)
op
;
if
(
(
void
*
)
0
==
p
)
{
return
IntPtr
.
Zero
;
}
#if
(
Py_DEBUG
)
int
n
=
3
;
#else
int
n
=
1
;
#endif
if
(
is32bit
)
{
return
new
IntPtr
(
(
void
*
)
(
*
(
(
uint
*
)
p
+
n
)
)
)
;
}
else
{
return
new
IntPtr
(
(
void
*
)
(
*
(
(
ulong
*
)
p
+
n
)
)
)
;
}
}
// Managed version of the standard Python C API PyObject_Type call.
// This version avoids a managed <-> unmanaged transition. This one
// does incref the returned type object.
internal unsafe
static
IntPtr
PyObject_Type
(
IntPtr
op
)
{
IntPtr tp
=
PyObject_TYPE
(
op
)
;
Runtime
.
Incref
(
tp
)
;
return
tp
;
}
internal
static
string
PyObject_GetTypeName
(
IntPtr
op
)
{
IntPtr pyType
=
Marshal
.
ReadIntPtr
(
op
,
ObjectOffset
.
ob_type
)
;
IntPtr
ppName
=
Marshal
.
ReadIntPtr
(
pyType
,
TypeOffset
.
tp_name
)
;
return
Marshal
.
PtrToStringAnsi
(
ppName
)
;
}
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
int
PyObject_HasAttrString
(
IntPtr
pointer
,
string
name
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyObject_GetAttrString
(
IntPtr
pointer
,
string
name
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
int
PyObject_SetAttrString
(
IntPtr
pointer
,
string
name
,
IntPtr
value
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
int
PyObject_HasAttr
(
IntPtr
pointer
,
IntPtr
name
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
IntPtr
PyObject_GetAttr
(
IntPtr
pointer
,
IntPtr
name
)
;
[
DllImport
(
Runtime
.
dll
,
CallingConvention
=
CallingConvention
.
Cdecl
,
ExactSpelling
=
true
,
CharSet
=
CharSet
.
Ansi
)
]
internal unsafe
static
extern
int
PyObject_SetAttr
(
IntPtr
pointer
,
IntPtr
name
,
IntPtr
value
)
;
View remainder of file in raw view
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