| /** @file |
| |
| Multiplexes request to other origins. |
| |
| @section license License |
| |
| 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. |
| */ |
| |
| #pragma once |
| |
| #include <ts/ts.h> |
| #include <cinttypes> |
| |
| /** Class to handle state for decoding chunked data. |
| */ |
| class ChunkDecoder |
| { |
| /// Parse states. |
| enum State { |
| kInvalid, ///< Invalid state. |
| |
| kData, ///< Expecting data. |
| kDataN, ///< Expecting LF after size. |
| kEnd, |
| kEndN, |
| kSize, ///< Expecting chunk size. |
| kSizeN, ///< Expecting LF after data. |
| kSizeR, ///< Expecting CR after data. |
| |
| kUpperBound, |
| }; |
| |
| State state_ = kSize; |
| int64_t size_ = 0; |
| |
| public: |
| /// Default Constructor. Construct to empty state of expected size 0. |
| ChunkDecoder() {} |
| |
| void parseSizeCharacter(const char); |
| int parseSize(const char *, const int64_t); |
| int decode(const TSIOBufferReader &); |
| bool isSizeState() const; |
| |
| inline bool |
| isEnd() const |
| { |
| return state_ == State::kEnd; |
| } |
| }; |