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From: <rom...@us...> - 2008-12-17 21:59:36
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Revision: 1476
http://pygccxml.svn.sourceforge.net/pygccxml/?rev=1476&view=rev
Author: roman_yakovenko
Date: 2008-12-17 21:59:33 +0000 (Wed, 17 Dec 2008)
Log Message:
-----------
adding ctypes-cpp tester - remove unnecessary files
Removed Paths:
-------------
pyplusplus_dev/pyplusplus/cpptypes/decorators.py
pyplusplus_dev/pyplusplus/cpptypes/decorators.pyc
pyplusplus_dev/pyplusplus/cpptypes/get_exports.py
Deleted: pyplusplus_dev/pyplusplus/cpptypes/decorators.py
===================================================================
--- pyplusplus_dev/pyplusplus/cpptypes/decorators.py 2008-12-17 21:43:57 UTC (rev 1475)
+++ pyplusplus_dev/pyplusplus/cpptypes/decorators.py 2008-12-17 21:59:33 UTC (rev 1476)
@@ -1,9 +0,0 @@
-class public( object ):
- def __init__(self , dll, decorated_name, return_type, argumen_types):
- self.decorated_name = decorated_name
- self.func = getattr( dll, decorated_name )
- self.func.restype = return_type
- self.func.argtypes = argumen_types
-
- def __call__(self, *args, **keywd ):
- return self.func( *args, **keywd )
Deleted: pyplusplus_dev/pyplusplus/cpptypes/decorators.pyc
===================================================================
(Binary files differ)
Deleted: pyplusplus_dev/pyplusplus/cpptypes/get_exports.py
===================================================================
--- pyplusplus_dev/pyplusplus/cpptypes/get_exports.py 2008-12-17 21:43:57 UTC (rev 1475)
+++ pyplusplus_dev/pyplusplus/cpptypes/get_exports.py 2008-12-17 21:59:33 UTC (rev 1476)
@@ -1,289 +0,0 @@
-# This code was contributed by 'leppton', see
-# https://sourceforge.net/tracker/?func=detail&atid=305470&aid=1559219&group_id=5470
-#
-# This example shows how to use ctypes module to read all
-# function names from dll export directory
-
-import os
-if os.name != "nt":
- raise Exception("Wrong OS")
-
-import ctypes as ctypes
-import ctypes.wintypes as wintypes
-
-def convert_cdef_to_pydef(line):
- """\
-convert_cdef_to_pydef(line_from_c_header_file) -> python_tuple_string
-'DWORD var_name[LENGTH];' -> '("var_name", DWORD*LENGTH)'
-
-doesn't work for all valid c/c++ declarations"""
- l = line[:line.find(';')].split()
- if len(l) != 2:
- return None
- type_ = l[0]
- name = l[1]
- i = name.find('[')
- if i != -1:
- name, brac = name[:i], name[i:][1:-1]
- return '("%s", %s*%s)'%(name,type_,brac)
- else:
- return '("%s", %s)'%(name,type_)
-
-def convert_cdef_to_structure(cdef, name, data_dict=ctypes.__dict__):
- """\
-convert_cdef_to_structure(struct_definition_from_c_header_file)
- -> python class derived from ctypes.Structure
-
-limited support for c/c++ syntax"""
- py_str = '[\n'
- for line in cdef.split('\n'):
- field = convert_cdef_to_pydef(line)
- if field != None:
- py_str += ' '*4 + field + ',\n'
- py_str += ']\n'
-
- pyarr = eval(py_str, data_dict)
- class ret_val(ctypes.Structure):
- _fields_ = pyarr
- ret_val.__name__ = name
- ret_val.__module__ = None
- return ret_val
-
-#struct definitions we need to read dll file export table
-winnt = (
- ('IMAGE_DOS_HEADER', """\
- WORD e_magic;
- WORD e_cblp;
- WORD e_cp;
- WORD e_crlc;
- WORD e_cparhdr;
- WORD e_minalloc;
- WORD e_maxalloc;
- WORD e_ss;
- WORD e_sp;
- WORD e_csum;
- WORD e_ip;
- WORD e_cs;
- WORD e_lfarlc;
- WORD e_ovno;
- WORD e_res[4];
- WORD e_oemid;
- WORD e_oeminfo;
- WORD e_res2[10];
- LONG e_lfanew;
-"""),
-
- ('IMAGE_FILE_HEADER', """\
- WORD Machine;
- WORD NumberOfSections;
- DWORD TimeDateStamp;
- DWORD PointerToSymbolTable;
- DWORD NumberOfSymbols;
- WORD SizeOfOptionalHeader;
- WORD Characteristics;
-"""),
-
- ('IMAGE_DATA_DIRECTORY', """\
- DWORD VirtualAddress;
- DWORD Size;
-"""),
-
- ('IMAGE_OPTIONAL_HEADER32', """\
- WORD Magic;
- BYTE MajorLinkerVersion;
- BYTE MinorLinkerVersion;
- DWORD SizeOfCode;
- DWORD SizeOfInitializedData;
- DWORD SizeOfUninitializedData;
- DWORD AddressOfEntryPoint;
- DWORD BaseOfCode;
- DWORD BaseOfData;
- DWORD ImageBase;
- DWORD SectionAlignment;
- DWORD FileAlignment;
- WORD MajorOperatingSystemVersion;
- WORD MinorOperatingSystemVersion;
- WORD MajorImageVersion;
- WORD MinorImageVersion;
- WORD MajorSubsystemVersion;
- WORD MinorSubsystemVersion;
- DWORD Win32VersionValue;
- DWORD SizeOfImage;
- DWORD SizeOfHeaders;
- DWORD CheckSum;
- WORD Subsystem;
- WORD DllCharacteristics;
- DWORD SizeOfStackReserve;
- DWORD SizeOfStackCommit;
- DWORD SizeOfHeapReserve;
- DWORD SizeOfHeapCommit;
- DWORD LoaderFlags;
- DWORD NumberOfRvaAndSizes;
- IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];
-""",
- {'IMAGE_NUMBEROF_DIRECTORY_ENTRIES':16}),
-
- ('IMAGE_NT_HEADERS', """\
- DWORD Signature;
- IMAGE_FILE_HEADER FileHeader;
- IMAGE_OPTIONAL_HEADER32 OptionalHeader;
-"""),
-
- ('IMAGE_EXPORT_DIRECTORY', """\
- DWORD Characteristics;
- DWORD TimeDateStamp;
- WORD MajorVersion;
- WORD MinorVersion;
- DWORD Name;
- DWORD Base;
- DWORD NumberOfFunctions;
- DWORD NumberOfNames;
- DWORD AddressOfFunctions;
- DWORD AddressOfNames;
- DWORD AddressOfNameOrdinals;
-"""),
- )
-
-#Construct python ctypes.Structures from above definitions
-data_dict = dict(wintypes.__dict__)
-for definition in winnt:
- name = definition[0]
- def_str = definition[1]
- if len(definition) == 3:
- data_dict.update(definition[2])
- type_ = convert_cdef_to_structure(def_str, name, data_dict)
- data_dict[name] = type_
- globals()[name] = type_
-
- ptype = ctypes.POINTER(type_)
- pname = 'P'+name
- data_dict[pname] = ptype
- globals()[pname] = ptype
-
-del data_dict
-del winnt
-
-class DllException(Exception):
- pass
-
-def read_export_table(dll_name, mmap=False, use_kernel=False):
- """\
-read_export_table(dll_name [,mmap=False [,use_kernel=False]]])
- -> list of exported names
-
-default is to load dll into memory: dll sections are aligned to
-page boundaries, dll entry points is called, etc...
-
-with mmap=True dll file image is mapped to memory, Relative Virtual
-Addresses (RVAs) must be mapped to real addresses manually
-
-with use_kernel=True direct kernel32.dll calls are used,
-instead of python mmap module
-
-see http://www.windowsitlibrary.com/Content/356/11/1.html
-for details on Portable Executable (PE) file format
-"""
- if not mmap:
- dll = ctypes.cdll.LoadLibrary(dll_name)
- if dll == None:
- raise DllException("Cant load dll")
- base_addr = dll._handle
-
- else:
- if not use_kernel:
- fileH = open(dll_name)
- if fileH == None:
- raise DllException("Cant load dll")
- import mmap
- m = mmap.mmap(fileH.fileno(), 0, None, mmap.ACCESS_READ)
- # id(m)+8 sucks, is there better way?
- base_addr = ctypes.cast(id(m)+8, ctypes.POINTER(ctypes.c_int))[0]
- else:
- kernel32 = ctypes.windll.kernel32
- if kernel32 == None:
- raise DllException("cant load kernel")
- fileH = kernel32.CreateFileA(dll_name, 0x00120089, 1,0,3,0,0)
- if fileH == 0:
- raise DllException("Cant open, errcode = %d"%kernel32.GetLastError())
- mapH = kernel32.CreateFileMappingW(fileH,0,0x8000002,0,0,0)
- if mapH == 0:
- raise DllException("Cant mmap, errocode = %d"%kernel32.GetLastError())
- base_addr = ctypes.windll.kernel32.MapViewOfFile(mapH, 0x4, 0, 0, 0)
- if base_addr == 0:
- raise DllException("Cant mmap(2), errocode = %d"%kernel32.GetLastError())
-
- dbghelp = ctypes.windll.dbghelp
- if dbghelp == None:
- raise DllException("dbghelp.dll not installed")
- pimage_nt_header = dbghelp.ImageNtHeader(base_addr)
- if pimage_nt_header == 0:
- raise DllException("Cant find IMAGE_NT_HEADER")
-
- #Functions like dbghelp.ImageNtHeader above have no type information
- #let's make one prototype for extra buzz
- #PVOID ImageRvaToVa(PIMAGE_NT_HEADERS NtHeaders, PVOID Base,
- # ULONG Rva, PIMAGE_SECTION_HEADER* LastRvaSection)
- # we use integers instead of pointers, coz integers are better
- # for pointer arithmetic
- prototype = ctypes.WINFUNCTYPE(ctypes.c_int, ctypes.c_int,
- ctypes.c_int, ctypes.c_int, ctypes.c_int)
- paramflags = ((1,"NtHeaders",pimage_nt_header),(1,"Base",base_addr),(1,"Rva"),(1,"LastRvaSection",0))
- ImageRvaToVa = prototype(('ImageRvaToVa', dbghelp), paramflags)
-
- def cast_rva(rva, type_):
- va = base_addr + rva
- if mmap and va > pimage_nt_header:
- va = ImageRvaToVa(Rva=rva)
- if va == 0:
- raise DllException("ImageRvaToVa failed")
- return ctypes.cast(va, type_)
-
- if not mmap:
- dos_header = cast_rva(0, PIMAGE_DOS_HEADER)[0]
- if dos_header.e_magic != 0x5A4D:
- raise DllException("IMAGE_DOS_HEADER.e_magic error")
- nt_header = cast_rva(dos_header.e_lfanew, PIMAGE_NT_HEADERS)[0]
- else:
- nt_header = ctypes.cast(pimage_nt_header, PIMAGE_NT_HEADERS)[0]
- if nt_header.Signature != 0x00004550:
- raise DllException("IMAGE_NT_HEADERS.Signature error")
-
- opt_header = nt_header.OptionalHeader
- if opt_header.Magic != 0x010b:
- raise DllException("IMAGE_OPTIONAL_HEADERS32.Magic error")
-
- ret_val = []
- exports_dd = opt_header.DataDirectory[0]
- if opt_header.NumberOfRvaAndSizes > 0 or exports_dd != 0:
- export_dir = cast_rva(exports_dd.VirtualAddress, PIMAGE_EXPORT_DIRECTORY)[0]
-
- nNames = export_dir.NumberOfNames
- if nNames > 0:
- PNamesType = ctypes.POINTER(ctypes.c_int * nNames)
- names = cast_rva(export_dir.AddressOfNames, PNamesType)[0]
- for rva in names:
- name = cast_rva(rva, ctypes.c_char_p).value
- ret_val.append(name)
-
- if mmap:
- if use_kernel:
- kernel32.UnmapViewOfFile(base_addr)
- kernel32.CloseHandle(mapH)
- kernel32.CloseHandle(fileH)
- else:
- m.close()
- fileH.close()
- return ret_val
-
-
-if __name__ == '__main__':
- import sys
- if len(sys.argv) != 2:
- print 'usage: %s dll_file_name'%sys.argv[0]
- sys.exit()
-## names = read_export_table(sys.argv[1], mmap=False, use_kernel=False)
- names = read_export_table(sys.argv[1], mmap=False, use_kernel=False)
- for name in names:
- print name
-
-
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