| ################################################################################ | 
 | #  Licensed to the Apache Software Foundation (ASF) under one | 
 | #  or more contributor license agreements.  See the NOTICE file | 
 | #  distributed with this work for additional information | 
 | #  regarding copyright ownership.  The ASF licenses this file | 
 | #  to you under the Apache License, Version 2.0 (the | 
 | #  "License"); you may not use this file except in compliance | 
 | #  with the License.  You may obtain a copy of the License at | 
 | # | 
 | #      http://www.apache.org/licenses/LICENSE-2.0 | 
 | # | 
 | #  Unless required by applicable law or agreed to in writing, software | 
 | #  distributed under the License is distributed on an "AS IS" BASIS, | 
 | #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
 | #  See the License for the specific language governing permissions and | 
 | # limitations under the License. | 
 | ################################################################################ | 
 | # cython: language_level = 3 | 
 |  | 
 | cdef class LengthPrefixInputStream: | 
 |     cdef size_t read(self, char**data) | 
 |     cdef size_t available(self) | 
 |  | 
 | cdef class LengthPrefixOutputStream: | 
 |     cdef void write(self, char*data, size_t length) | 
 |     cpdef void flush(self) |