net/base/request_priority.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef NET_BASE_REQUEST_PRIORITY_H_
   6 #define NET_BASE_REQUEST_PRIORITY_H_
   7
   8 #include "net/base/net_export.h"
   9
  10 namespace net {
  11
  12 // Prioritization used in various parts of the networking code such
  13 // as connection prioritization and resource loading prioritization.
  14 enum RequestPriority {
  15   IDLE = 0,
  16   MINIMUM_PRIORITY = IDLE,
  17   LOWEST,
  18   DEFAULT_PRIORITY = LOWEST,
  19   LOW,
  20   MEDIUM,
  21   HIGHEST,
  22   MAXIMUM_PRIORITY = HIGHEST,
  23 };
  24
  25 // For simplicity, one can assume that one can index into array of
  26 // NUM_PRIORITIES elements with a RequestPriority (i.e.,
  27 // MINIMUM_PRIORITY == 0).
  28 enum RequestPrioritySize {
  29   NUM_PRIORITIES = MAXIMUM_PRIORITY + 1,
  30 };
  31
  32 NET_EXPORT const char* RequestPriorityToString(RequestPriority priority);
  33
  34 }  // namespace net
  35
  36 #endif  // NET_BASE_REQUEST_PRIORITY_H_