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// Copyright 2017 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_HTTP_HTTP_RAW_REQUEST_HEADERS_H_
#define NET_HTTP_HTTP_RAW_REQUEST_HEADERS_H_
#include <string>
#include <string_view>
#include <utility>
#include <vector>
#include "base/functional/callback.h"
#include "net/base/net_export.h"
namespace net {
// This contains actual headers sent to the remote party, as passed to
// RequestHeadersCallback associated with URLRequest.
// The headers come in actual wire order and include those provided by
// BeforeSendHeaders hooks and headers added or modified by the net stack,
// as well as SPDY & QUIC internal headers (':method' etc).
// In case of non-multiplexed HTTP, request_line also provides the first
// line of the HTTP request (i.e. "METHOD <url> VERSION\r\n").
class NET_EXPORT HttpRawRequestHeaders {
public:
using HeaderPair = std::pair<std::string, std::string>;
using HeaderVector = std::vector<HeaderPair>;
HttpRawRequestHeaders();
HttpRawRequestHeaders(HttpRawRequestHeaders&&);
HttpRawRequestHeaders& operator=(HttpRawRequestHeaders&&);
HttpRawRequestHeaders(const HttpRawRequestHeaders&) = delete;
HttpRawRequestHeaders& operator=(const HttpRawRequestHeaders&) = delete;
~HttpRawRequestHeaders();
void Assign(HttpRawRequestHeaders other) { *this = std::move(other); }
void Add(std::string_view key, std::string_view value);
void set_request_line(std::string_view line) {
request_line_ = std::string(line);
}
const HeaderVector& headers() const { return headers_; }
const std::string& request_line() const { return request_line_; }
bool FindHeaderForTest(std::string_view key, std::string* value) const;
private:
HeaderVector headers_;
std::string request_line_;
};
// A callback of this type can be passed to
// URLRequest::SetRequestHeadersCallback to obtain HttpRawRequestHeaders just
// before these hit the socket.
using RequestHeadersCallback =
base::RepeatingCallback<void(HttpRawRequestHeaders)>;
} // namespace net
#endif // NET_HTTP_HTTP_RAW_REQUEST_HEADERS_H_
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