winfs.py

import ctypes

kernel32 = ctypes.windll.kernel32
CreateFileW = kernel32.CreateFileW
CloseHandle = kernel32.CloseHandle

CreateFileW.__doc__ = """HANDLE WINAPI CreateFile(
  _In_     LPCTSTR               lpFileName,
  _In_     DWORD                 dwDesiredAccess,
  _In_     DWORD                 dwShareMode,
  _In_opt_ LPSECURITY_ATTRIBUTES lpSecurityAttributes,
  _In_     DWORD                 dwCreationDisposition,
  _In_     DWORD                 dwFlagsAndAttributes,
  _In_opt_ HANDLE                hTemplateFile
);"""

GENERIC_ALL = 28
GENERIC_EXECUTE = 29
GENERIC_WRITE = 30
GENERIC_READ = 31

FILE_SHARE_NONE =  0x00000000 
FILE_SHARE_DELETE = 0x00000004 
FILE_SHARE_READ = 0x00000001 
FILE_SHARE_WRITE = 0x00000002 

CREATE_ALWAYS = 2 
CREATE_NEW = 1 
OPEN_ALWAYS = 4 
OPEN_EXISTING = 3 
TRUNCATE_EXISTING = 5 

FILE_ATTRIBUTE_ARCHIVE = 0x20 
FILE_ATTRIBUTE_COMPRESSED = 0x800 
FILE_ATTRIBUTE_DEVICE = 0x40 
FILE_ATTRIBUTE_DIRECTORY = 0x10 
FILE_ATTRIBUTE_ENCRYPTED = 0x4000 
FILE_ATTRIBUTE_HIDDEN = 0x2 
FILE_ATTRIBUTE_INTEGRITY_STREAM = 0x8000 
FILE_ATTRIBUTE_NORMAL = 0x80 
FILE_ATTRIBUTE_NOT_CONTENT_INDEXED = 0x2000 
FILE_ATTRIBUTE_NO_SCRUB_DATA = 0x20000 
FILE_ATTRIBUTE_OFFLINE = 0x1000 
FILE_ATTRIBUTE_READONLY = 0x1 
FILE_ATTRIBUTE_RECALL_ON_DATA_ACCESS = 0x400000 
FILE_ATTRIBUTE_RECALL_ON_OPEN = 0x40000 
FILE_ATTRIBUTE_REPARSE_POINT = 0x400 
FILE_ATTRIBUTE_SPARSE_FILE = 0x200 
FILE_ATTRIBUTE_SYSTEM = 0x4 
FILE_ATTRIBUTE_TEMPORARY = 0x100 
FILE_ATTRIBUTE_VIRTUAL = 0x10000 

FILE_FLAG_BACKUP_SEMANTICS = 0x02000000
FILE_FLAG_DELETE_ON_CLOSE = 0x04000000
FILE_FLAG_NO_BUFFERING = 0x20000000
FILE_FLAG_OPEN_REPARSE_POINT = 0x00200000
FILE_FLAG_OVERLAPPED = 0x40000000
FILE_FLAG_POSIX_SEMANTICS = 0x0100000
FILE_FLAG_RANDOM_ACCESS = 0x10000000
FILE_FLAG_SESSION_AWARE = 0x00800000
FILE_FLAG_SEQUENTIAL_SCAN = 0x08000000
FILE_FLAG_WRITE_THROUGH = 0x80000000

NULL = 0

# Try to create "test" and "TEST" as seperate files

h1 = CreateFileW(
	u"test",
	GENERIC_READ | GENERIC_WRITE,
	FILE_SHARE_READ | FILE_SHARE_WRITE,
	NULL,
	CREATE_ALWAYS,
	FILE_FLAG_POSIX_SEMANTICS,
	NULL,
)
print(h1)
print(kernel32.GetLastError())
h2 = CreateFileW(
	u"TEST",
	GENERIC_READ | GENERIC_WRITE,
	FILE_SHARE_READ | FILE_SHARE_WRITE,
	NULL,
	CREATE_ALWAYS,
	FILE_FLAG_POSIX_SEMANTICS,
	NULL,
)
print(h2)
print(kernel32.GetLastError())
CloseHandle(h1)
CloseHandle(h2)