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serenity/Userland/Libraries/LibHTTP/Job.h
AnotherTest 7c98a6be17 LibHTTP: Handle running out of input between chunk body and ending CRLF
Fixes an issue where LibHTTP would incorrectly detect an end of stream
when it runs out of TLS application data between the chunk body and its
ending CRLF.
2021-04-12 08:36:21 +02:00

88 lines
3.3 KiB
C++

/*
* Copyright (c) 2020, The SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/FileStream.h>
#include <AK/HashMap.h>
#include <AK/Optional.h>
#include <LibCore/NetworkJob.h>
#include <LibCore/TCPSocket.h>
#include <LibHTTP/HttpRequest.h>
#include <LibHTTP/HttpResponse.h>
namespace HTTP {
class Job : public Core::NetworkJob {
public:
explicit Job(const HttpRequest&, OutputStream&);
virtual ~Job() override;
virtual void start() override = 0;
virtual void shutdown() override = 0;
HttpResponse* response() { return static_cast<HttpResponse*>(Core::NetworkJob::response()); }
const HttpResponse* response() const { return static_cast<const HttpResponse*>(Core::NetworkJob::response()); }
protected:
void finish_up();
void on_socket_connected();
void flush_received_buffers();
virtual void register_on_ready_to_read(Function<void()>) = 0;
virtual void register_on_ready_to_write(Function<void()>) = 0;
virtual bool can_read_line() const = 0;
virtual String read_line(size_t) = 0;
virtual bool can_read() const = 0;
virtual ByteBuffer receive(size_t) = 0;
virtual bool eof() const = 0;
virtual bool write(ReadonlyBytes) = 0;
virtual bool is_established() const = 0;
virtual bool should_fail_on_empty_payload() const { return true; }
virtual void read_while_data_available(Function<IterationDecision()> read) { read(); };
enum class State {
InStatus,
InHeaders,
InBody,
Trailers,
Finished,
};
HttpRequest m_request;
State m_state { State::InStatus };
int m_code { -1 };
HashMap<String, String, CaseInsensitiveStringTraits> m_headers;
Vector<ByteBuffer, 2> m_received_buffers;
size_t m_buffered_size { 0 };
size_t m_received_size { 0 };
bool m_sent_data { 0 };
Optional<ssize_t> m_current_chunk_remaining_size;
Optional<size_t> m_current_chunk_total_size;
bool m_can_stream_response { true };
bool m_should_read_chunk_ending_line { false };
};
}