pyADS
pyADS copied to clipboard
Published
20 hours ago •
RobinDavid
RobinDavid
The most up to date version of this did not work.... I have uploaded the reworked version.
trafficstars
'''python
from ctypes import windll, Structure, Union, byref
from ctypes import c_wchar_p, c_ulong, c_wchar, c_longlong
import os
# from os.path import join, expanduser, isfile
# file = join(expanduser("~"), "Desktop", "Test.txt")
kernel32 = windll.kernel32
LPSTR = c_wchar_p
DWORD = c_ulong
LONG = c_ulong
WCHAR = c_wchar * 296
LONGLONG = c_longlong
class LARGE_INTEGER_UNION(Structure):
_fields_ = [
("LowPart", DWORD),
("HighPart", LONG),
]
class LARGE_INTEGER(Union):
_fields_ = [
("large1", LARGE_INTEGER_UNION),
("large2", LARGE_INTEGER_UNION),
("QuadPart", LONGLONG),
]
class WIN32_FIND_STREAM_DATA(Structure):
_fields_ = [
("StreamSize", LARGE_INTEGER),
("cStreamName", WCHAR),
]
"""
typedef struct _WIN32_FIND_STREAM_DATA {
LARGE_INTEGER StreamSize;
WCHAR cStreamName[MAX_PATH + 36];
} WIN32_FIND_STREAM_DATA, *PWIN32_FIND_STREAM_DATA;
"""
class ADS():
def __init__(self, filename):
self.filename = filename
self.streams = self.init_streams()
def init_streams(self):
file_infos = WIN32_FIND_STREAM_DATA()
streamlist = list()
myhandler = kernel32.FindFirstStreamW(
LPSTR(self.filename), 0, byref(file_infos), 0)
"""
HANDLE WINAPI FindFirstStreamW(
__in LPCWSTR lpFileName,
__in STREAM_INFO_LEVELS InfoLevel, (0 standard, 1 max infos)
__out LPVOID lpFindStreamData, (return information about file in a
WIN32_FIND_STREAM_DATA if 0 is given in infos_level
__reserved DWORD dwFlags (Reserved for future use. This parameter must be zero.) cf: doc
);
https://msdn.microsoft.com/en-us/library/aa364424(v=vs.85).aspx
"""
if file_infos.cStreamName:
streamname = file_infos.cStreamName.split(":")[1]
if streamname:
streamlist.append(streamname)
while kernel32.FindNextStreamW(myhandler, byref(file_infos)):
streamlist.append(file_infos.cStreamName.split(":")[1])
kernel32.FindClose(myhandler) # Close the handle
return streamlist
def __iter__(self):
return iter(self.streams)
def has_streams(self):
return len(self.streams) > 0
def full_filename(self, stream):
return "%s:%s" % (self.filename, stream)
def add_stream_from_file(self, filename):
if os.path.exists(filename):
with open(filename, "rb") as f:
content = f.read()
return self.add_stream_from_string(filename, content)
else:
print("Could not find file: {0}".format(filename))
return False
def add_stream_from_string(self, stream_name, string):
fullname = self.full_filename(os.path.basename(stream_name))
if os.path.exists(fullname):
print("Stream name already exists")
return False
else:
fd = open(fullname, "wb")
fd.write(string)
fd.close()
self.streams.append(stream_name)
return True
def delete_stream(self, stream):
try:
os.remove(self.full_filename(stream))
self.streams.remove(stream)
return True
except:
return False
def get_stream_content(self, stream):
fd = open(self.full_filename(stream), "rb")
content = fd.read()
fd.close()
return content
# handler = ADS(file)
# if handler.has_streams():
# for stream in handler:
# print(stream)
'''
