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// Copyright (c) 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_QUIC_CORE_QUIC_HEADER_LIST_H_
#define NET_QUIC_CORE_QUIC_HEADER_LIST_H_
#include <algorithm>
#include <deque>
#include <functional>
#include <string>
#include <utility>
#include "net/quic/platform/api/quic_bug_tracker.h"
#include "net/quic/platform/api/quic_export.h"
#include "net/quic/platform/api/quic_string_piece.h"
#include "net/spdy/core/spdy_header_block.h"
#include "net/spdy/core/spdy_headers_handler_interface.h"
namespace net {
// A simple class that accumulates header pairs
class QUIC_EXPORT_PRIVATE QuicHeaderList : public SpdyHeadersHandlerInterface {
public:
typedef std::deque<std::pair<std::string, std::string>> ListType;
typedef ListType::const_iterator const_iterator;
QuicHeaderList();
QuicHeaderList(QuicHeaderList&& other);
QuicHeaderList(const QuicHeaderList& other);
QuicHeaderList& operator=(QuicHeaderList&& other);
QuicHeaderList& operator=(const QuicHeaderList& other);
~QuicHeaderList() override;
// From SpdyHeadersHandlerInteface.
void OnHeaderBlockStart() override;
void OnHeader(QuicStringPiece name, QuicStringPiece value) override;
void OnHeaderBlockEnd(size_t uncompressed_header_bytes,
size_t compressed_header_bytes) override;
void Clear();
const_iterator begin() const { return header_list_.begin(); }
const_iterator end() const { return header_list_.end(); }
bool empty() const { return header_list_.empty(); }
size_t uncompressed_header_bytes() const {
return uncompressed_header_bytes_;
}
size_t compressed_header_bytes() const { return compressed_header_bytes_; }
void set_max_uncompressed_header_bytes(size_t max_uncompressed_header_bytes) {
max_uncompressed_header_bytes_ = max_uncompressed_header_bytes;
}
std::string DebugString() const;
private:
std::deque<std::pair<std::string, std::string>> header_list_;
size_t max_uncompressed_header_bytes_;
size_t uncompressed_header_bytes_;
size_t compressed_header_bytes_;
};
inline bool operator==(const QuicHeaderList& l1, const QuicHeaderList& l2) {
auto pred = [](const std::pair<std::string, std::string>& p1,
const std::pair<std::string, std::string>& p2) {
return p1.first == p2.first && p1.second == p2.second;
};
return std::equal(l1.begin(), l1.end(), l2.begin(), pred);
}
} // namespace net
#endif // NET_QUIC_CORE_QUIC_HEADER_LIST_H_
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