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Issue #3612: Added new types to ctypes.wintypes. (CHAR and pointers)

This commit is contained in:
Hirokazu Yamamoto 2010-09-28 21:08:38 +00:00
parent 7405c200bb
commit cc868d430b
2 changed files with 96 additions and 73 deletions
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167
Lib/ctypes/wintypes.py
View File

@ -1,49 +1,50 @@
# The most useful windows datatypes # The most useful windows datatypes
from ctypes import * import ctypes
BYTE = c_byte BYTE = ctypes.c_byte
WORD = c_ushort WORD = ctypes.c_ushort
DWORD = c_ulong DWORD = ctypes.c_ulong
WCHAR = c_wchar #UCHAR = ctypes.c_uchar
UINT = c_uint CHAR = ctypes.c_char
INT = c_int WCHAR = ctypes.c_wchar
UINT = ctypes.c_uint
INT = ctypes.c_int
DOUBLE = c_double DOUBLE = ctypes.c_double
FLOAT = c_float FLOAT = ctypes.c_float
BOOLEAN = BYTE BOOLEAN = BYTE
BOOL = c_long BOOL = ctypes.c_long
from ctypes import _SimpleCData class VARIANT_BOOL(ctypes._SimpleCData):
class VARIANT_BOOL(_SimpleCData):
_type_ = "v" _type_ = "v"
def __repr__(self): def __repr__(self):
return "%s(%r)" % (self.__class__.__name__, self.value) return "%s(%r)" % (self.__class__.__name__, self.value)
ULONG = c_ulong ULONG = ctypes.c_ulong
LONG = c_long LONG = ctypes.c_long
USHORT = c_ushort USHORT = ctypes.c_ushort
SHORT = c_short SHORT = ctypes.c_short
# in the windows header files, these are structures. # in the windows header files, these are structures.
_LARGE_INTEGER = LARGE_INTEGER = c_longlong _LARGE_INTEGER = LARGE_INTEGER = ctypes.c_longlong
_ULARGE_INTEGER = ULARGE_INTEGER = c_ulonglong _ULARGE_INTEGER = ULARGE_INTEGER = ctypes.c_ulonglong
LPCOLESTR = LPOLESTR = OLESTR = c_wchar_p LPCOLESTR = LPOLESTR = OLESTR = ctypes.c_wchar_p
LPCWSTR = LPWSTR = c_wchar_p LPCWSTR = LPWSTR = ctypes.c_wchar_p
LPCSTR = LPSTR = c_char_p LPCSTR = LPSTR = ctypes.c_char_p
LPCVOID = LPVOID = c_void_p LPCVOID = LPVOID = ctypes.c_void_p
# WPARAM is defined as UINT_PTR (unsigned type) # WPARAM is defined as UINT_PTR (unsigned type)
# LPARAM is defined as LONG_PTR (signed type) # LPARAM is defined as LONG_PTR (signed type)
if sizeof(c_long) == sizeof(c_void_p): if ctypes.sizeof(ctypes.c_long) == ctypes.sizeof(ctypes.c_void_p):
WPARAM = c_ulong WPARAM = ctypes.c_ulong
LPARAM = c_long LPARAM = ctypes.c_long
elif sizeof(c_longlong) == sizeof(c_void_p): elif ctypes.sizeof(ctypes.c_longlong) == ctypes.sizeof(ctypes.c_void_p):
WPARAM = c_ulonglong WPARAM = ctypes.c_ulonglong
LPARAM = c_longlong LPARAM = ctypes.c_longlong
ATOM = WORD ATOM = WORD
LANGID = WORD LANGID = WORD
@ -56,7 +57,7 @@ LCID = DWORD
################################################################ ################################################################
# HANDLE types # HANDLE types
HANDLE = c_void_p # in the header files: void * HANDLE = ctypes.c_void_p # in the header files: void *
HACCEL = HANDLE HACCEL = HANDLE
HBITMAP = HANDLE HBITMAP = HANDLE
@ -93,45 +94,45 @@ SERVICE_STATUS_HANDLE = HANDLE
################################################################ ################################################################
# Some important structure definitions # Some important structure definitions
class RECT(Structure): class RECT(ctypes.Structure):
_fields_ = [("left", c_long), _fields_ = [("left", LONG),
("top", c_long), ("top", LONG),
("right", c_long), ("right", LONG),
("bottom", c_long)] ("bottom", LONG)]
tagRECT = _RECTL = RECTL = RECT tagRECT = _RECTL = RECTL = RECT
class _SMALL_RECT(Structure): class _SMALL_RECT(ctypes.Structure):
_fields_ = [('Left', c_short), _fields_ = [('Left', SHORT),
('Top', c_short), ('Top', SHORT),
('Right', c_short), ('Right', SHORT),
('Bottom', c_short)] ('Bottom', SHORT)]
SMALL_RECT = _SMALL_RECT SMALL_RECT = _SMALL_RECT
class _COORD(Structure): class _COORD(ctypes.Structure):
_fields_ = [('X', c_short), _fields_ = [('X', SHORT),
('Y', c_short)] ('Y', SHORT)]
class POINT(Structure): class POINT(ctypes.Structure):
_fields_ = [("x", c_long), _fields_ = [("x", LONG),
("y", c_long)] ("y", LONG)]
tagPOINT = _POINTL = POINTL = POINT tagPOINT = _POINTL = POINTL = POINT
class SIZE(Structure): class SIZE(ctypes.Structure):
_fields_ = [("cx", c_long), _fields_ = [("cx", LONG),
("cy", c_long)] ("cy", LONG)]
tagSIZE = SIZEL = SIZE tagSIZE = SIZEL = SIZE
def RGB(red, green, blue): def RGB(red, green, blue):
return red + (green << 8) + (blue << 16) return red + (green << 8) + (blue << 16)
class FILETIME(Structure): class FILETIME(ctypes.Structure):
_fields_ = [("dwLowDateTime", DWORD), _fields_ = [("dwLowDateTime", DWORD),
("dwHighDateTime", DWORD)] ("dwHighDateTime", DWORD)]
_FILETIME = FILETIME _FILETIME = FILETIME
class MSG(Structure): class MSG(ctypes.Structure):
_fields_ = [("hWnd", HWND), _fields_ = [("hWnd", HWND),
("message", c_uint), ("message", UINT),
("wParam", WPARAM), ("wParam", WPARAM),
("lParam", LPARAM), ("lParam", LPARAM),
("time", DWORD), ("time", DWORD),
@ -139,7 +140,7 @@ class MSG(Structure):
tagMSG = MSG tagMSG = MSG
MAX_PATH = 260 MAX_PATH = 260
class WIN32_FIND_DATAA(Structure): class WIN32_FIND_DATAA(ctypes.Structure):
_fields_ = [("dwFileAttributes", DWORD), _fields_ = [("dwFileAttributes", DWORD),
("ftCreationTime", FILETIME), ("ftCreationTime", FILETIME),
("ftLastAccessTime", FILETIME), ("ftLastAccessTime", FILETIME),
@ -148,10 +149,10 @@ class WIN32_FIND_DATAA(Structure):
("nFileSizeLow", DWORD), ("nFileSizeLow", DWORD),
("dwReserved0", DWORD), ("dwReserved0", DWORD),
("dwReserved1", DWORD), ("dwReserved1", DWORD),
("cFileName", c_char * MAX_PATH), ("cFileName", CHAR * MAX_PATH),
("cAlternateFileName", c_char * 14)] ("cAlternateFileName", CHAR * 14)]
class WIN32_FIND_DATAW(Structure): class WIN32_FIND_DATAW(ctypes.Structure):
_fields_ = [("dwFileAttributes", DWORD), _fields_ = [("dwFileAttributes", DWORD),
("ftCreationTime", FILETIME), ("ftCreationTime", FILETIME),
("ftLastAccessTime", FILETIME), ("ftLastAccessTime", FILETIME),
@ -160,22 +161,42 @@ class WIN32_FIND_DATAW(Structure):
("nFileSizeLow", DWORD), ("nFileSizeLow", DWORD),
("dwReserved0", DWORD), ("dwReserved0", DWORD),
("dwReserved1", DWORD), ("dwReserved1", DWORD),
("cFileName", c_wchar * MAX_PATH), ("cFileName", WCHAR * MAX_PATH),
("cAlternateFileName", c_wchar * 14)] ("cAlternateFileName", WCHAR * 14)]
__all__ = ['ATOM', 'BOOL', 'BOOLEAN', 'BYTE', 'COLORREF', 'DOUBLE', 'DWORD', ################################################################
'FILETIME', 'FLOAT', 'HACCEL', 'HANDLE', 'HBITMAP', 'HBRUSH', # Pointer types
'HCOLORSPACE', 'HDC', 'HDESK', 'HDWP', 'HENHMETAFILE', 'HFONT',
'HGDIOBJ', 'HGLOBAL', 'HHOOK', 'HICON', 'HINSTANCE', 'HKEY', LPBOOL = PBOOL = ctypes.POINTER(BOOL)
'HKL', 'HLOCAL', 'HMENU', 'HMETAFILE', 'HMODULE', 'HMONITOR', PBOOLEAN = ctypes.POINTER(BOOLEAN)
'HPALETTE', 'HPEN', 'HRGN', 'HRSRC', 'HSTR', 'HTASK', 'HWINSTA', LPBYTE = PBYTE = ctypes.POINTER(BYTE)
'HWND', 'INT', 'LANGID', 'LARGE_INTEGER', 'LCID', 'LCTYPE', PCHAR = ctypes.POINTER(CHAR)
'LGRPID', 'LONG', 'LPARAM', 'LPCOLESTR', 'LPCSTR', 'LPCVOID', LPCOLORREF = ctypes.POINTER(COLORREF)
'LPCWSTR', 'LPOLESTR', 'LPSTR', 'LPVOID', 'LPWSTR', 'MAX_PATH', LPDWORD = PDWORD = ctypes.POINTER(DWORD)
'MSG', 'OLESTR', 'POINT', 'POINTL', 'RECT', 'RECTL', 'RGB', LPFILETIME = PFILETIME = ctypes.POINTER(FILETIME)
'SC_HANDLE', 'SERVICE_STATUS_HANDLE', 'SHORT', 'SIZE', 'SIZEL', PFLOAT = ctypes.POINTER(FLOAT)
'SMALL_RECT', 'UINT', 'ULARGE_INTEGER', 'ULONG', 'USHORT', LPHANDLE = PHANDLE = ctypes.POINTER(HANDLE)
'VARIANT_BOOL', 'WCHAR', 'WIN32_FIND_DATAA', 'WIN32_FIND_DATAW', PHKEY = ctypes.POINTER(HKEY)
'WORD', 'WPARAM', '_COORD', '_FILETIME', '_LARGE_INTEGER', LPHKL = ctypes.POINTER(HKL)
'_POINTL', '_RECTL', '_SMALL_RECT', '_ULARGE_INTEGER', 'tagMSG', LPINT = PINT = ctypes.POINTER(INT)
'tagPOINT', 'tagRECT', 'tagSIZE'] PLARGE_INTEGER = ctypes.POINTER(LARGE_INTEGER)
PLCID = ctypes.POINTER(LCID)
LPLONG = PLONG = ctypes.POINTER(LONG)
LPMSG = PMSG = ctypes.POINTER(MSG)
LPPOINT = PPOINT = ctypes.POINTER(POINT)
PPOINTL = ctypes.POINTER(POINTL)
LPRECT = PRECT = ctypes.POINTER(RECT)
LPRECTL = PRECTL = ctypes.POINTER(RECTL)
LPSC_HANDLE = ctypes.POINTER(SC_HANDLE)
PSHORT = ctypes.POINTER(SHORT)
LPSIZE = PSIZE = ctypes.POINTER(SIZE)
LPSIZEL = PSIZEL = ctypes.POINTER(SIZEL)
PSMALL_RECT = ctypes.POINTER(SMALL_RECT)
LPUINT = PUINT = ctypes.POINTER(UINT)
PULARGE_INTEGER = ctypes.POINTER(ULARGE_INTEGER)
PULONG = ctypes.POINTER(ULONG)
PUSHORT = ctypes.POINTER(USHORT)
PWCHAR = ctypes.POINTER(WCHAR)
LPWIN32_FIND_DATAA = PWIN32_FIND_DATAA = ctypes.POINTER(WIN32_FIND_DATAA)
LPWIN32_FIND_DATAW = PWIN32_FIND_DATAW = ctypes.POINTER(WIN32_FIND_DATAW)
LPWORD = PWORD = ctypes.POINTER(WORD)

2
Misc/NEWS
View File

@ -74,6 +74,8 @@ Core and Builtins
Library Library
------- -------
- Issue #3612: Added new types to ctypes.wintypes. (CHAR and pointers)
- Issue #9950: Fix socket.sendall() crash or misbehaviour when a signal is - Issue #9950: Fix socket.sendall() crash or misbehaviour when a signal is
received. Now sendall() properly calls signal handlers if necessary, received. Now sendall() properly calls signal handlers if necessary,
and retries sending if these returned successfully, including on sockets and retries sending if these returned successfully, including on sockets