content/public/browser/global_request_id.h

// Copyright (c) 2012 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 CONTENT_PUBLIC_BROWSER_GLOBAL_REQUEST_ID_H_
#define CONTENT_PUBLIC_BROWSER_GLOBAL_REQUEST_ID_H_

#include <tuple>

namespace content {

// Uniquely identifies a net::URLRequest.
struct GlobalRequestID {
  GlobalRequestID() : child_id(-1), request_id(-1) {
  }

  GlobalRequestID(int child_id, int request_id)
      : child_id(child_id),
        request_id(request_id) {
  }

  // The unique ID of the child process (different from OS's PID).
  int child_id;

  // The request ID (unique for the child).
  int request_id;

  bool operator<(const GlobalRequestID& other) const {
    return std::tie(child_id, request_id) <
           std::tie(other.child_id, other.request_id);
  }
  bool operator==(const GlobalRequestID& other) const {
    return child_id == other.child_id &&
        request_id == other.request_id;
  }
  bool operator!=(const GlobalRequestID& other) const {
    return child_id != other.child_id ||
        request_id != other.request_id;
  }
};

}  // namespace content

#endif  // CONTENT_PUBLIC_BROWSER_GLOBAL_REQUEST_ID_H_