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57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
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// Copyright 2012 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_BASE_REQUEST_PRIORITY_H_
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#define NET_BASE_REQUEST_PRIORITY_H_
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#include "net/base/net_export.h"
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namespace net {
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// Prioritization used in various parts of the networking code such
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// as connection prioritization and resource loading prioritization.
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// A Java counterpart will be generated for this enum.
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// GENERATED_JAVA_ENUM_PACKAGE: org.chromium.net
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// GENERATED_JAVA_CLASS_NAME_OVERRIDE: RequestPriority
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//
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// This enum should be synchronized with the enum NetRequestPriority in
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// tools/metrics/histograms/enums.xml.
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enum RequestPriority {
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THROTTLED = 0, // Used to signal that resources
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// should be reserved for following
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// requests (i.e. that higher priority
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// following requests are expected).
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MINIMUM_PRIORITY = THROTTLED,
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IDLE = 1, // Default "as resources available" level.
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LOWEST = 2,
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DEFAULT_PRIORITY = LOWEST,
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LOW = 3,
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MEDIUM = 4,
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HIGHEST = 5,
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MAXIMUM_PRIORITY = HIGHEST,
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};
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// For simplicity, one can assume that one can index into array of
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// NUM_PRIORITIES elements with a RequestPriority (i.e.,
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// MINIMUM_PRIORITY == 0).
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enum RequestPrioritySize {
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NUM_PRIORITIES = MAXIMUM_PRIORITY + 1,
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};
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// Default value to use for the incremental loading flag as part of HTTP
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// extensible priorities (RFC 9218). Currently used for HTTP/3.
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//
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// This default is the value that works best in most cases that the networking
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// code supports (simultaneous requests are loaded concurrently and don't block
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// one another).
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//
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// This is independent from the spec default for the protocol, which is false.
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const bool kDefaultPriorityIncremental = true;
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NET_EXPORT const char* RequestPriorityToString(RequestPriority priority);
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} // namespace net
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#endif // NET_BASE_REQUEST_PRIORITY_H_
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