blob: 78960467c992c6b1d249f68ce109edaa096614ed [file] [log] [blame]
// Copyright 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 QUICHE_HTTP2_HPACK_HPACK_STRING_H_
#define QUICHE_HTTP2_HPACK_HPACK_STRING_H_
// HpackString is currently a very simple container for a string, but allows us
// to relatively easily experiment with alternate string storage mechanisms for
// handling strings to be encoded with HPACK, or decoded from HPACK, such as
// a ref-counted string.
#include <stddef.h>
#include <iosfwd>
#include <string>
#include "absl/strings/string_view.h"
#include "common/platform/api/quiche_export.h"
namespace http2 {
class QUICHE_EXPORT_PRIVATE HpackString {
public:
explicit HpackString(const char* data);
explicit HpackString(absl::string_view str);
explicit HpackString(std::string str);
HpackString(const HpackString& other);
// Not sure yet whether this move ctor is required/sensible.
HpackString(HpackString&& other) = default;
~HpackString();
size_t size() const { return str_.size(); }
const std::string& ToString() const { return str_; }
absl::string_view ToStringPiece() const;
bool operator==(const HpackString& other) const;
bool operator==(absl::string_view str) const;
private:
std::string str_;
};
QUICHE_EXPORT_PRIVATE bool operator==(absl::string_view a,
const HpackString& b);
QUICHE_EXPORT_PRIVATE bool operator!=(absl::string_view a,
const HpackString& b);
QUICHE_EXPORT_PRIVATE bool operator!=(const HpackString& a,
const HpackString& b);
QUICHE_EXPORT_PRIVATE bool operator!=(const HpackString& a,
absl::string_view b);
QUICHE_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& out,
const HpackString& v);
struct QUICHE_EXPORT_PRIVATE HpackStringPair {
HpackStringPair(const HpackString& name, const HpackString& value);
HpackStringPair(absl::string_view name, absl::string_view value);
~HpackStringPair();
// Returns the size of a header entry with this name and value, per the RFC:
// http://httpwg.org/specs/rfc7541.html#calculating.table.size
size_t size() const { return 32 + name.size() + value.size(); }
std::string DebugString() const;
const HpackString name;
const HpackString value;
};
QUICHE_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
const HpackStringPair& p);
} // namespace http2
#endif // QUICHE_HTTP2_HPACK_HPACK_STRING_H_