Thread: [pywin32-checkins] pywin32/win32/src win32apimodule.cpp,1.25,1.26
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From: <mha...@us...> - 2003-10-19 08:10:02
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Update of /cvsroot/pywin32/pywin32/win32/src
In directory sc8-pr-cvs1:/tmp/cvs-serv19642/src
Modified Files:
win32apimodule.cpp
Log Message:
[ 805880 ] GetFileVersionInfo, from Roger Upole
Index: win32apimodule.cpp
===================================================================
RCS file: /cvsroot/pywin32/pywin32/win32/src/win32apimodule.cpp,v
retrieving revision 1.25
retrieving revision 1.26
diff -C2 -d -r1.25 -r1.26
*** win32apimodule.cpp 18 Oct 2003 05:57:59 -0000 1.25
--- win32apimodule.cpp 18 Oct 2003 06:15:48 -0000 1.26
***************
*** 3896,3899 ****
--- 3896,4019 ----
}
+ // @pymethod |GetFileVersionInfo||Retrieve version info for specified file
+ PyObject *PyGetFileVersionInfo(PyObject *self, PyObject *args)
+ {
+ int wcharcmp=0, nbr_langs=0, lang_ind=0;
+ WORD lang=0, codepage=0;
+ int langret=0, codepageret=0;
+ DWORD *lang_codepage;
+ PyObject *obfile_name=NULL, *obinfo=NULL;
+ PyObject *ret=NULL, *ret_item=NULL, *obft=NULL;
+ WCHAR *file_name=NULL, *info=NULL;
+ DWORD dwHandle=0, buf_len=0;
+ UINT value_len;
+ VOID *buf=NULL, *value=NULL;
+ VS_FIXEDFILEINFO *fixed_info;
+ FILETIME ft;
+ BOOL success;
+ if (!PyArg_ParseTuple(args,"OO",
+ &obfile_name, // @pyparm string/unicode|Filename||File to query for version info
+ &obinfo)) // @pyparm string/unicode|SubBlock||Information to return: \ for VS_FIXEDFILEINFO, \VarFileInfo\Translation for languages/codepages available
+ return NULL;
+ if (!PyWinObject_AsWCHAR(obfile_name, &file_name, FALSE))
+ goto done;
+ if (!PyWinObject_AsWCHAR(obinfo, &info, FALSE))
+ goto done;
+ buf_len=GetFileVersionInfoSizeW(file_name, &dwHandle); //handle is ignored
+ if (buf_len==0){
+ PyWin_SetAPIError("GetFileVersionInfo:GetFileVersionInfoSize",GetLastError());
+ goto done;
+ }
+ buf=malloc(buf_len);
+ if (buf==NULL){
+ PyErr_SetString(PyExc_MemoryError, "GetFileVersionInfo");
+ goto done;
+ }
+ if (!GetFileVersionInfoW(file_name, dwHandle, buf_len, buf)){
+ PyWin_SetAPIError("GetFileVersionInfo",GetLastError());
+ goto done;
+ }
+ success=VerQueryValueW(buf, info, &value, &value_len);
+
+ wcharcmp = CompareStringW(LOCALE_USER_DEFAULT,0,info,-1,L"\\",-1);
+ if (wcharcmp==CSTR_EQUAL){
+ if (!success){
+ PyWin_SetAPIError("GetFileVersionInfo:VerQueryValue",GetLastError());
+ goto done;
+ }
+
+ fixed_info=(VS_FIXEDFILEINFO *)value;
+ ft.dwHighDateTime=fixed_info->dwFileDateMS;
+ ft.dwLowDateTime=fixed_info->dwFileDateLS;
+ // ?????? can't find any files where these are non-zero - conversion has not been tested ??????
+ if ((ft.dwHighDateTime==0)&&(ft.dwLowDateTime==0)){
+ obft=Py_None;
+ Py_INCREF(Py_None);
+ }
+ else
+ obft=PyWinObject_FromFILETIME(ft);
+
+ ret=Py_BuildValue(
+ "{u:l,u:l,u:l,u:l,u:l,u:l,u:l,u:l,u:l,u:l,u:l,u:N}",
+ L"Signature", fixed_info->dwSignature,
+ L"StrucVersion", fixed_info->dwStrucVersion,
+ L"FileVersionMS", fixed_info->dwFileVersionMS,
+ L"FileVersionLS", fixed_info->dwFileVersionLS,
+ L"ProductVersionMS", fixed_info->dwProductVersionMS,
+ L"ProductVersionLS", fixed_info->dwProductVersionLS,
+ L"FileFlagsMask", fixed_info->dwFileFlagsMask,
+ L"FileFlags", fixed_info->dwFileFlags,
+ L"FileOS", fixed_info->dwFileOS,
+ L"FileType", fixed_info->dwFileType,
+ L"FileSubtype", fixed_info->dwFileSubtype,
+ L"FileDate", obft);
+ goto done;
+ }
+
+ // win32api.GetFileVersionInfo('c:/win2k/system32/cmd.exe',"\\VarFileInfo\\Translation")
+ wcharcmp = CompareStringW(LOCALE_USER_DEFAULT,0,info,-1,L"\\VarFileInfo\\Translation",-1);
+ if (wcharcmp==CSTR_EQUAL){
+ if (!success){
+ PyWin_SetAPIError("GetFileVersionInfo:VerQueryValue",GetLastError());
+ goto done;
+ }
+ //return value consists of lang id/code page pairs as DWORDs
+ nbr_langs=value_len/(sizeof(DWORD));
+ ret=PyTuple_New(nbr_langs);
+ lang_codepage=(DWORD *)value;
+ for (lang_ind=0;lang_ind<nbr_langs;lang_ind++){
+ langret=(lang=LOWORD(*lang_codepage));
+ codepageret=(codepage=HIWORD(*lang_codepage));
+ ret_item=Py_BuildValue("ii",langret,codepageret);
+ PyTuple_SetItem(ret,lang_ind,ret_item);
+ lang_codepage++;
+ }
+ goto done;
+ }
+ // VerQueryValue returns false and value pointer is null if specified string doesn't exist
+ // This includes cases where the language and codepage are wrong, and simple misspellings of the
+ // standard string parms. Maybe should throw error all the time ? GetLastError returns no
+ // useful info, though.
+ if (success)
+ ret=PyWinObject_FromWCHAR((WCHAR *)value);
+ else{
+ if (value==NULL){
+ Py_INCREF(Py_None);
+ ret=Py_None;
+ }
+ else
+ PyWin_SetAPIError("GetFileVersionInfo:VerQueryValue",GetLastError());
+ }
+
+ done:
+ if (file_name)
+ PyWinObject_FreeWCHAR(file_name);
+ if (info)
+ PyWinObject_FreeWCHAR(info);
+ if (buf)
+ free(buf);
+ return ret;
+ }
+
// @pymethod |win32api|keybd_event|Simulate a keyboard event
PyObject *Pykeybd_event(PyObject *self, PyObject *args)
***************
*** 3909,3913 ****
&dwFlags, // @pyparm DWORD|dwFlags|0|Flags specifying various function options
&dwExtraInfo)) // @pyparm DWORD|dwExtraInfo|0|Additional data associated with keystroke
-
return NULL;
// @pyseeapi keybd_event
--- 4029,4032 ----
***************
*** 3989,3992 ****
--- 4108,4112 ----
{"GetEnvironmentVariable", PyGetEnvironmentVariable, 1}, // @pymeth GetEnvironmentVariable|Retrieves the value of an environment variable.
{"GetFileAttributes", PyGetFileAttributes,1}, // @pymeth GetFileAttributes|Retrieves the attributes for the named file.
+ {"GetFileVersionInfo", PyGetFileVersionInfo, 1}, //@pymeth GetFileVersionInfo|Retrieves string version info
{"GetFocus", PyGetFocus, 1}, // @pymeth GetFocus|Retrieves the handle of the keyboard focus window associated with the thread that called the method.
{"GetFullPathName", PyGetFullPathName,1}, // @pymeth GetFullPathName|Returns the full path of a (possibly relative) path
***************
*** 4130,4133 ****
--- 4250,4286 ----
PyModule_AddIntConstant(module, "REG_NOTIFY_CHANGE_LAST_SET", REG_NOTIFY_CHANGE_LAST_SET);
PyModule_AddIntConstant(module, "REG_NOTIFY_CHANGE_SECURITY", REG_NOTIFY_CHANGE_SECURITY);
+
+ // FileOS values
+ PyModule_AddIntConstant(module, "VOS_DOS",VOS_DOS);
+ PyModule_AddIntConstant(module, "VOS_NT",VOS_NT);
+ PyModule_AddIntConstant(module, "VOS__WINDOWS16",VOS__WINDOWS16);
+ PyModule_AddIntConstant(module, "VOS__WINDOWS32",VOS__WINDOWS32);
+ PyModule_AddIntConstant(module, "VOS_OS216",VOS_OS216);
+ PyModule_AddIntConstant(module, "VOS_OS232",VOS_OS232);
+ PyModule_AddIntConstant(module, "VOS__PM16",VOS__PM16);
+ PyModule_AddIntConstant(module, "VOS__PM32",VOS__PM32);
+ PyModule_AddIntConstant(module, "VOS_UNKNOWN",VOS_UNKNOWN);
+ PyModule_AddIntConstant(module, "VOS_DOS_WINDOWS16",VOS_DOS_WINDOWS16);
+ PyModule_AddIntConstant(module, "VOS_DOS_WINDOWS32",VOS_DOS_WINDOWS32);
+ PyModule_AddIntConstant(module, "VOS_NT_WINDOWS32",VOS_NT_WINDOWS32);
+ PyModule_AddIntConstant(module, "VOS_OS216_PM16",VOS_OS216_PM16);
+ PyModule_AddIntConstant(module, "VOS_OS232_PM32",VOS_OS232_PM32);
+
+ //FileType values
+ PyModule_AddIntConstant(module, "VFT_UNKNOWN",VFT_UNKNOWN);
+ PyModule_AddIntConstant(module, "VFT_APP",VFT_APP);
+ PyModule_AddIntConstant(module, "VFT_DLL",VFT_DLL);
+ PyModule_AddIntConstant(module, "VFT_DRV",VFT_DRV);
+ PyModule_AddIntConstant(module, "VFT_FONT",VFT_FONT);
+ PyModule_AddIntConstant(module, "VFT_VXD",VFT_VXD);
+ PyModule_AddIntConstant(module, "VFT_STATIC_LIB",VFT_STATIC_LIB);
+
+ //FileFlags
+ PyModule_AddIntConstant(module, "VS_FF_DEBUG",VS_FF_DEBUG);
+ PyModule_AddIntConstant(module, "VS_FF_INFOINFERRED",VS_FF_INFOINFERRED);
+ PyModule_AddIntConstant(module, "VS_FF_PATCHED",VS_FF_PATCHED);
+ PyModule_AddIntConstant(module, "VS_FF_PRERELEASE",VS_FF_PRERELEASE);
+ PyModule_AddIntConstant(module, "VS_FF_PRIVATEBUILD",VS_FF_PRIVATEBUILD);
+ PyModule_AddIntConstant(module, "VS_FF_SPECIALBUILD",VS_FF_SPECIALBUILD);
HMODULE hmodule = LoadLibrary("secur32.dll");
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