Token privilege code use W() API + use of GetNamedSecurityInfoW in security.py (fix issue #40)

windows/security.py

@@ -820,7 +820,7 @@ class SecurityDescriptor(gdef.PSECURITY_DESCRIPTOR):
         if query_sacl:
             flags |= gdef.SACL_SECURITY_INFORMATION
 
-        winproxy.GetNamedSecurityInfoA(
+        winproxy.GetNamedSecurityInfoW(
             objname,
             objtype,
             flags,

windows/winobject/token.py

@@ -115,12 +115,12 @@ class TokenPrivileges(gdef.TOKEN_PRIVILEGES):
     def _lookup_name(self, luid):
         size = gdef.DWORD(0x100)
         buff = ctypes.c_buffer(size.value)
-        winproxy.LookupPrivilegeNameA(None, luid, buff, size)
+        winproxy.LookupPrivilegeNameW(None, luid, buff, size)
         return buff[:size.value]
 
     def _lookup_value(self, name):
         luid = gdef.LUID()
-        winproxy.LookupPrivilegeValueA(None, name, ctypes.byref(luid))
+        winproxy.LookupPrivilegeValueW(None, name, ctypes.byref(luid))
         return luid