def GetFileInformationByHandle(handle):
"""
Note that pywin32 FILETIME structure is buggy,
and here nFileSizeHigh/nFileSizeLow return 0 on FAT32
whereas on ctypes backend they have a proper value.
"""
info = BY_HANDLE_FILE_INFORMATION()
(info.dwFileAttributes, _ftCreationTime, _ftLastAccessTime,
_ftLastWriteTime, info.dwVolumeSerialNumber, info.nFileSizeHigh,
info.nFileSizeLow, info.nNumberOfLinks, info.nFileIndexHigh,
info.nFileIndexLow) = win32file.GetFileInformationByHandle(handle)
##print(">>>>>>", info.__dict__)
# to workaround bugs, we don't deal with "PyTime" objects, we fallback to stdlib...
mystat = os.fstat(_open_osfhandle(handle, 0))
info.ftCreationTime = FILETIME(
*_utilities.python_timestamp_to_win32_filetime(mystat.st_ctime))
info.ftLastAccessTime = FILETIME(
*_utilities.python_timestamp_to_win32_filetime(mystat.st_atime))
info.ftLastWriteTime = FILETIME(
*_utilities.python_timestamp_to_win32_filetime(mystat.st_mtime))
return info
def windows_nlinks(path):
import win32file
dwFlagsAndAttributes = win32file.FILE_FLAG_BACKUP_SEMANTICS if os.path.isdir(path) else 0
handle = win32file.CreateFile(path, win32file.GENERIC_READ, win32file.FILE_SHARE_READ, None, win32file.OPEN_EXISTING, dwFlagsAndAttributes, None)
try:
return win32file.GetFileInformationByHandle(handle)[7]
finally:
handle.Close()
def get_fileid(x):
if isbytestring(x): x = x.decode(filesystem_encoding)
try:
h = win32file.CreateFile(x, 0, 0, None, win32file.OPEN_EXISTING,
win32file.FILE_FLAG_BACKUP_SEMANTICS, 0)
handles.append(h)
data = win32file.GetFileInformationByHandle(h)
except (error, EnvironmentError):
return None
return (data[4], data[8], data[9])
def __init__(self, parent, fname):
self.parent = parent
with open(path.join(parent.folder, fname), "rb") as fp:
handle = win32file._get_osfhandle(fp.fileno())
info = win32file.GetFileInformationByHandle(handle)
uid = str((info[8] << 32) + info[9])
self.uid = uid
self.info = self.parent.getInfoByUid(self.uid) or [0b0, fname, "", ""]
def nlinks(pathname):
"""Return number of hardlinks for the given file."""
try:
fh = win32file.CreateFile(pathname, win32file.GENERIC_READ,
win32file.FILE_SHARE_READ, None,
win32file.OPEN_EXISTING, 0, None)
res = win32file.GetFileInformationByHandle(fh)
fh.Close()
return res[7]
except pywintypes.error:
return os.lstat(pathname).st_nlink
def _getfileinfo(pathname):
"""Return number of hardlinks for the given file."""
try:
fh = win32file.CreateFile(pathname,
win32file.GENERIC_READ, win32file.FILE_SHARE_READ,
None, win32file.OPEN_EXISTING, 0, None)
try:
return win32file.GetFileInformationByHandle(fh)
finally:
fh.Close()
except pywintypes.error:
return None
def _getfileinfo(pathname):
"""Return number of hardlinks for the given file."""
try:
fh = win32file.CreateFile(pathname,
win32file.GENERIC_READ, win32file.FILE_SHARE_READ,
None, win32file.OPEN_EXISTING, 0, None)
except pywintypes.error:
raise OSError(errno.ENOENT, 'The system cannot find the file specified')
try:
return win32file.GetFileInformationByHandle(fh)
finally:
fh.Close()
def inodeForWin(self, file_path):
"""
File ID for NTFS
Returns the complete file ID as a single long string
(volume number, high index, low index)
@param file_path: File Path
@return:
"""
try:
self.Fixity = SharedApp.SharedApp.App
except:
pass
id_node = ''
try:
target = open(file_path, 'rb')
except:
try:
target = open(file_path.decode('utf-8'), 'rb')
except:
self.Fixity.logger.LogException(Exception.message)
pass
pass
try:
id_node = str(win32file.GetFileInformationByHandle(win32file._get_osfhandle(target.fileno()))[4]) + \
str(win32file.GetFileInformationByHandle(win32file._get_osfhandle(target.fileno()))[8]) + \
str(win32file.GetFileInformationByHandle(win32file._get_osfhandle(target.fileno()))[9])
return id_node
except:
self.Fixity.logger.LogException(Exception.message)
pass
return id_node
def windows_get_fileid(path):
''' The fileid uniquely identifies actual file contents (it is the same for
all hardlinks to a file). Similar to inode number on linux. '''
import win32file
from pywintypes import error
if isbytestring(path):
path = path.decode(filesystem_encoding)
try:
h = win32file.CreateFileW(path, 0, 0, None, win32file.OPEN_EXISTING,
win32file.FILE_FLAG_BACKUP_SEMANTICS, 0)
try:
data = win32file.GetFileInformationByHandle(h)
finally:
win32file.CloseHandle(h)
except (error, EnvironmentError):
return None
return data[4], data[8], data[9]
def old_windows_get_fileid(path):
# we dont use this anymore as the win32 implementation reads the windows
# registry to convert file times which is slow and breaks on systems with
# registry issues.
import win32file
from pywintypes import error
if isbytestring(path):
path = path.decode(filesystem_encoding)
try:
h = win32file.CreateFileW(path, 0, 0, None, win32file.OPEN_EXISTING,
win32file.FILE_FLAG_BACKUP_SEMANTICS, 0)
try:
data = win32file.GetFileInformationByHandle(h)
finally:
win32file.CloseHandle(h)
except (error, EnvironmentError):
return None
return data[4], data[8], data[9]
def _get_file_id_windows(filename, is_directory):
"""Get the data that identifies a windows file.
This is done by returning a tuple containing the drive serial unmber, and
two file indexes.
"""
try:
hFile = win32file.CreateFile(filename, win32file.GENERIC_READ,
win32file.FILE_SHARE_READ, None, win32file.OPEN_EXISTING,
win32file.FILE_FLAG_BACKUP_SEMANTICS if is_directory else 0,
None)
try:
_, _, _, _, dwVolumeSerialNumber, _, _, _, nFileIndexHigh, nFileIndexLow = \
win32file.GetFileInformationByHandle (hFile)
return dwVolumeSerialNumber, nFileIndexHigh, nFileIndexLow
finally:
hFile.Close()
except pywintypes.error as ex:
raise Exception(repr(ex))
def get_file_information(path):
# First windows API call
handle = win32file.CreateFile(
path,
SYMBOLS.FILE_READ_ATTRIBUTES,
SYMBOLS.FILE_SHARE_READ | SYMBOLS.FILE_SHARE_WRITE | SYMBOLS.FILE_SHARE_DELETE,
None,
SYMBOLS.OPEN_EXISTING,
SYMBOLS.FILE_FLAG_OPEN_REPARSE_POINT | SYMBOLS.FILE_FLAG_BACKUP_SEMANTICS,
0,
)
# Second windows API call
assert handle != win32file.INVALID_HANDLE_VALUE
file_info = win32file.GetFileInformationByHandle(handle)
# Close the handle
# This is necessary since we use a single process
# for running all the commands from a single test case
win32file.CloseHandle(handle)
# Convert file info into a dictionary
return file_info_to_dict(file_info)
def get_unique_id(hFile):
(attributes, created_at, accessed_at, written_at, volume, file_hi,
file_lo, n_links, index_hi,
index_lo) = win32file.GetFileInformationByHandle(hFile)
return volume, index_hi, index_lo
def process6(self):
answer6 = 6
while answer6 != '10':
print('1 - To get file attributes\n'
'2 - To set file attributes\n'
'3 - To get file information by handle\n'
'4 - To get file time\n'
'5 - To set file time\n'
'10 - To exit to menu')
answer6 = input()
if answer6 == '1':
# print(win32con.FILE_ATTRIBUTE_*)
print("Enter the name of file to get file attributes\n")
attr = win32api.GetFileAttributes(input())
attribute_encoder(attr)
elif answer6 == '2':
#print("Enter the name of file\n")
#path = ''
attr = 0
#ans = 0
path = input("Enter the name of file\n")
ans = input("Файл или каталог - архивные?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_ARCHIVE
ans = input("Файл или каталог сжатые?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_COMPRESSED
ans = input("Зарезервировано, не используется?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_DEVICE
ans = input("Дескриптор идентифицирует каталог?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_DIRECTORY
ans = input("Файл или каталог - зашифрованные?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_ENCRYPTED
ans = input("Файл или каталог скрытые?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_HIDDEN
ans = input("Файл или каталог не имеют других установленных атрибутов?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_NORMAL
ans = input("Файл не будет индексирован содержащим индексы модулем обслуживания?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_NOT_CONTENT_INDEXED
ans = input("Данные файла доступны не сразу?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_OFFLINE
ans = input("Файл или каталог только для чтения?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_READONLY
ans = input("Файл или каталог имеет связанную точку повторной обработки?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_REPARSE_POINT
ans = input("Файл - разреженный файл?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_SPARSE_FILE
ans = input("Файл или каталог - используются операционной системой?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_SYSTEM
ans = input("Файл используется для временного хранения?Y-да, иначе-нет")
if ans == 'Y' or ans == 'y':
attr += FILE_ATTRIBUTE_TEMPORARY
win32api.SetFileAttributes(path, attr)
elif answer6 == '3':
print('Input path to file:')
handle = win32file.CreateFile(input(),
win32file.GENERIC_WRITE,
0,
None,
OPEN_EXISTING,
0,
None)
input()
inf = win32file.GetFileInformationByHandle(handle)
attribute_encoder(inf[0])
time_encoder(inf[1:4])
#print("Serial number: ", inf[4])
win32api.CloseHandle(handle)
elif answer6 == '4':
print('Input path to file:')
handle = win32file.CreateFile(input(),
win32file.GENERIC_WRITE,
0,
None,
OPEN_EXISTING,
0,
None)
time = win32file.GetFileTime(handle)
#strftime("%a, %d %b %Y %H:%M:%S +0000", time[0])
time_encoder(time)
win32api.CloseHandle(handle)
elif answer6 == '5':
print('Input path to file:')
handle = win32file.CreateFile(input(),
win32file.GENERIC_WRITE,
0,
None,
OPEN_EXISTING,
0,
None)
PyTIME = pywintypes.Time(localtime())
win32file.SetFileTime(handle, PyTIME, PyTIME, PyTIME, False)
win32api.CloseHandle(handle)
def get_fileid(fh):
info = win32file.GetFileInformationByHandle(fh)
return sum(info[8:])
