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/** @file
A brief file description
@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 "ProxySession.h"
#include "Http3Transaction.h"
#include "QPACK.h"
class HQSession : public ProxySession
{
public:
using super = ProxySession; ///< Parent type
HQSession(NetVConnection *vc);
virtual ~HQSession();
// Implement VConnection interface
VIO *do_io_read(Continuation *c, int64_t nbytes = INT64_MAX, MIOBuffer *buf = nullptr) override;
VIO *do_io_write(Continuation *c = nullptr, int64_t nbytes = INT64_MAX, IOBufferReader *buf = 0, bool owner = false) override;
void do_io_close(int lerrno = -1) override;
void do_io_shutdown(ShutdownHowTo_t howto) override;
void reenable(VIO *vio) override;
// Implement ProxySession interface
const char *get_protocol_string() const override;
int populate_protocol(std::string_view *result, int size) const override;
void new_connection(NetVConnection *new_vc, MIOBuffer *iobuf, IOBufferReader *reader) override;
void start() override;
void destroy() override;
void free() override;
void release(ProxyTransaction *trans) override;
int get_transact_count() const override;
// HQSession
void add_transaction(HQTransaction *);
HQTransaction *get_transaction(QUICStreamId);
private:
// this should be unordered map?
Queue<HQTransaction> _transaction_list;
char _protocol_string[16];
};
class Http3Session : public HQSession
{
public:
using super = HQSession; ///< Parent type
Http3Session(NetVConnection *vc);
~Http3Session();
// ProxySession interface
HTTPVersion get_version(HTTPHdr &hdr) const override;
void increment_current_active_connections_stat() override;
void decrement_current_active_connections_stat() override;
QPACK *local_qpack();
QPACK *remote_qpack();
private:
QPACK *_remote_qpack = nullptr; // QPACK for decoding
QPACK *_local_qpack = nullptr; // QPACK for encoding
};
/**
Only for interop. Will be removed.
*/
class Http09Session : public HQSession
{
public:
using super = HQSession; ///< Parent type
Http09Session(NetVConnection *vc) : HQSession(vc) {}
~Http09Session();
// ProxySession interface
HTTPVersion get_version(HTTPHdr &hdr) const override;
void increment_current_active_connections_stat() override;
void decrement_current_active_connections_stat() override;
private:
};
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