def open_file(path, oflag, mode='0'):
if not user.is_user_authenticated():
raise user.NoAuthUserError()
if int(oflag) & (O_CREAT | O_EXCL) == 0:
return create_file_descriptor(path, int(oflag), inodetable.S_IFREG)
else:
return createfile.create_file(path, mode)
def close_file(fd):
if not user.is_user_authenticated():
raise user.NoAuthUserError()
inodetable.unload_inode(fdtable.get_inode(int(fd)))
fdtable.release_fd(int(fd))
return 0
def create_dir(path, mode):
if not user.is_user_authenticated():
raise user.NoAuthUserError()
closefile.close_file(
createfile.create_file_record(path,
int(mode) | inodetable.S_IFDIR))
return 0
def delete_dir(path):
if not user.is_user_authenticated():
raise user.NoAuthUserError()
deletefile.delete_file_record(path, inodetable.S_IFDIR)
return 0
def create_file(path, mode):
if not user.is_user_authenticated():
raise user.NoAuthUserError()
return create_file_record(path, int(mode) | inodetable.S_IFREG)
def opendir(path):
if not user.is_user_authenticated():
raise user.NoAuthUserError()
return openfile.create_file_descriptor(path, openfile.O_RDONLY,
inodetable.S_IFDIR)