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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_SPDY_HEADER_COALESCER_H_
#define NET_SPDY_HEADER_COALESCER_H_
#include <string_view>
#include "net/base/net_export.h"
#include "net/log/net_log_with_source.h"
#include "net/third_party/quiche/src/quiche/common/http/http_header_block.h"
#include "net/third_party/quiche/src/quiche/http2/core/spdy_headers_handler_interface.h"
namespace net {
class NET_EXPORT_PRIVATE HeaderCoalescer
: public spdy::SpdyHeadersHandlerInterface {
public:
HeaderCoalescer(uint32_t max_header_list_size,
const NetLogWithSource& net_log);
void OnHeaderBlockStart() override {}
void OnHeader(std::string_view key, std::string_view value) override;
void OnHeaderBlockEnd(size_t uncompressed_header_bytes,
size_t compressed_header_bytes) override {}
quiche::HttpHeaderBlock release_headers();
bool error_seen() const { return error_seen_; }
private:
// Helper to add a header. Return true on success.
bool AddHeader(std::string_view key, std::string_view value);
quiche::HttpHeaderBlock headers_;
bool headers_valid_ = true;
size_t header_list_size_ = 0;
bool error_seen_ = false;
bool regular_header_seen_ = false;
const uint32_t max_header_list_size_;
NetLogWithSource net_log_;
};
} // namespace net
#endif // NET_SPDY_HEADER_COALESCER_H_
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