#ifndef Py_INTERNAL_FILEUTILS_WINDOWS_H #define Py_INTERNAL_FILEUTILS_WINDOWS_H #ifdef __cplusplus extern "C" { #endif #ifndef Py_BUILD_CORE # error "Py_BUILD_CORE must be defined to include this header" #endif #ifdef MS_WINDOWS #if !defined(NTDDI_WIN10_NI) || !(NTDDI_VERSION >= NTDDI_WIN10_NI) typedef struct _FILE_STAT_BASIC_INFORMATION { LARGE_INTEGER FileId; LARGE_INTEGER CreationTime; LARGE_INTEGER LastAccessTime; LARGE_INTEGER LastWriteTime; LARGE_INTEGER ChangeTime; LARGE_INTEGER AllocationSize; LARGE_INTEGER EndOfFile; ULONG FileAttributes; ULONG ReparseTag; ULONG NumberOfLinks; ULONG DeviceType; ULONG DeviceCharacteristics; ULONG Reserved; LARGE_INTEGER VolumeSerialNumber; FILE_ID_128 FileId128; } FILE_STAT_BASIC_INFORMATION; typedef enum _FILE_INFO_BY_NAME_CLASS { FileStatByNameInfo, FileStatLxByNameInfo, FileCaseSensitiveByNameInfo, FileStatBasicByNameInfo, MaximumFileInfoByNameClass } FILE_INFO_BY_NAME_CLASS; #endif typedef BOOL (WINAPI *PGetFileInformationByName)( PCWSTR FileName, FILE_INFO_BY_NAME_CLASS FileInformationClass, PVOID FileInfoBuffer, ULONG FileInfoBufferSize ); static inline BOOL _Py_GetFileInformationByName( PCWSTR FileName, FILE_INFO_BY_NAME_CLASS FileInformationClass, PVOID FileInfoBuffer, ULONG FileInfoBufferSize ) { static PGetFileInformationByName GetFileInformationByName = NULL; static int GetFileInformationByName_init = -1; if (GetFileInformationByName_init < 0) { HMODULE hMod = LoadLibraryW(L"api-ms-win-core-file-l2-1-4"); GetFileInformationByName_init = 0; if (hMod) { GetFileInformationByName = (PGetFileInformationByName)GetProcAddress( hMod, "GetFileInformationByName"); if (GetFileInformationByName) { GetFileInformationByName_init = 1; } else { FreeLibrary(hMod); } } } if (GetFileInformationByName_init <= 0) { SetLastError(ERROR_NOT_SUPPORTED); return FALSE; } return GetFileInformationByName(FileName, FileInformationClass, FileInfoBuffer, FileInfoBufferSize); } static inline BOOL _Py_GetFileInformationByName_ErrorIsTrustworthy(int error) { switch(error) { case ERROR_FILE_NOT_FOUND: case ERROR_PATH_NOT_FOUND: case ERROR_NOT_READY: case ERROR_BAD_NET_NAME: case ERROR_BAD_NETPATH: case ERROR_BAD_PATHNAME: case ERROR_INVALID_NAME: case ERROR_FILENAME_EXCED_RANGE: return TRUE; case ERROR_NOT_SUPPORTED: return FALSE; } return FALSE; } #endif #endif