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b67e2c8c 1/*
262a0e14 2 * $Id$
b67e2c8c 3 *
4 * DEBUG: section 77 Delay Pools
5 * AUTHOR: Robert Collins <robertc@squid-cache.org>
6 * Based upon original delay pools code by
7 * David Luyer <david@luyer.net>
8 *
9 * SQUID Web Proxy Cache http://www.squid-cache.org/
10 * ----------------------------------------------------------
11 *
12 * Squid is the result of efforts by numerous individuals from
13 * the Internet community; see the CONTRIBUTORS file for full
14 * details. Many organizations have provided support for Squid's
15 * development; see the SPONSORS file for full details. Squid is
16 * Copyrighted (C) 2001 by the Regents of the University of
17 * California; see the COPYRIGHT file for full details. Squid
18 * incorporates software developed and/or copyrighted by other
19 * sources; see the CREDITS file for full details.
20 *
21 * This program is free software; you can redistribute it and/or modify
22 * it under the terms of the GNU General Public License as published by
23 * the Free Software Foundation; either version 2 of the License, or
24 * (at your option) any later version.
26ac0430 25 *
b67e2c8c 26 * This program is distributed in the hope that it will be useful,
27 * but WITHOUT ANY WARRANTY; without even the implied warranty of
28 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
29 * GNU General Public License for more details.
26ac0430 30 *
b67e2c8c 31 * You should have received a copy of the GNU General Public License
32 * along with this program; if not, write to the Free Software
33 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
34 *
35 *
36 * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
37 */
38
39#include "config.h"
40
41#if DELAY_POOLS
42#include "squid.h"
43#include "DelayBucket.h"
44#include "DelaySpec.h"
45#include "Store.h"
63be0a78 46
47#if DEAD_CODE // ?
b67e2c8c 48#include "DelayPools.h"
49#include "StoreClient.h"
50#include "MemObject.h"
51#include "client_side_request.h"
52#include "ACLChecklist.h"
53#include "ACL.h"
a80a77cf 54#include "ConfigParser.h"
b67e2c8c 55#include "DelayId.h"
56#include "Array.h"
30abd221 57#include "String.h"
b67e2c8c 58#include "CommonPool.h"
59#include "CompositePoolNode.h"
60#include "DelayPool.h"
61#include "DelayVector.h"
62#include "NullDelayId.h"
63be0a78 63#endif
b67e2c8c 64
65void
66DelayBucket::stats(StoreEntry *entry)const
67{
68 storeAppendPrintf(entry, "%d", level());
69}
70
71void
63be0a78 72DelayBucket::update(DelaySpec const &rate, int incr)
b67e2c8c 73{
74 if (rate.restore_bps != -1 &&
62e76326 75 (level() += rate.restore_bps * incr) > rate.max_bytes)
76 level() = rate.max_bytes;
b67e2c8c 77}
78
79int
63be0a78 80DelayBucket::bytesWanted(int minimum, int maximum) const
b67e2c8c 81{
a748a390 82 int result = max(minimum, min(maximum, level()));
d576a6a6 83 return result;
b67e2c8c 84}
85
86void
87DelayBucket::bytesIn(int qty)
88{
89 level() -= qty;
90}
91
92void
63be0a78 93DelayBucket::init(DelaySpec const &rate)
b67e2c8c 94{
95 level() = (int) (((double)rate.max_bytes *
62e76326 96 Config.Delay.initial) / 100);
b67e2c8c 97}
62e76326 98
b67e2c8c 99#endif