src/DelayTagged.h

   1 /*
   2  * DEBUG: section 77    Delay Pools
   3  * AUTHOR: Robert Collins <robertc@squid-cache.org>
   4  *
   5  * SQUID Web Proxy Cache          http://www.squid-cache.org/
   6  * ----------------------------------------------------------
   7  *
   8  *  Squid is the result of efforts by numerous individuals from
   9  *  the Internet community; see the CONTRIBUTORS file for full
  10  *  details.   Many organizations have provided support for Squid's
  11  *  development; see the SPONSORS file for full details.  Squid is
  12  *  Copyrighted (C) 2001 by the Regents of the University of
  13  *  California; see the COPYRIGHT file for full details.  Squid
  14  *  incorporates software developed and/or copyrighted by other
  15  *  sources; see the CREDITS file for full details.
  16  *
  17  *  This program is free software; you can redistribute it and/or modify
  18  *  it under the terms of the GNU General Public License as published by
  19  *  the Free Software Foundation; either version 2 of the License, or
  20  *  (at your option) any later version.
  21  *
  22  *  This program is distributed in the hope that it will be useful,
  23  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  24  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  25  *  GNU General Public License for more details.
  26  *
  27  *  You should have received a copy of the GNU General Public License
  28  *  along with this program; if not, write to the Free Software
  29  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
  30  *
  31  *
  32  * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
  33  */
  34 #ifndef DELAYTAGGED_H
  35 #define DELAYTAGGED_H
  36
  37 #if USE_DELAY_POOLS
  38
  39 #include "auth/Gadgets.h"
  40 #include "CompositePoolNode.h"
  41 #include "DelayBucket.h"
  42 #include "DelayIdComposite.h"
  43 #include "DelaySpec.h"
  44 #include "splay.h"
  45
  46 /// \ingroup DelayPoolsAPI
  47 class DelayTaggedBucket : public RefCountable
  48 {
  49
  50 public:
  51     typedef RefCount<DelayTaggedBucket> Pointer;
  52     void *operator new(size_t);
  53     void operator delete (void *);
  54
  55     void stats(StoreEntry *)const;
  56     DelayTaggedBucket(String &aTag);
  57     ~DelayTaggedBucket();
  58     DelayBucket theBucket;
  59     String tag;
  60 };
  61
  62 /// \ingroup DelayPoolsAPI
  63 class DelayTagged : public CompositePoolNode
  64 {
  65
  66 public:
  67     typedef RefCount<DelayTagged> Pointer;
  68     void *operator new(size_t);
  69     void operator delete (void *);
  70     DelayTagged();
  71     virtual ~DelayTagged();
  72     virtual void stats(StoreEntry * sentry);
  73     virtual void dump(StoreEntry *entry) const;
  74     virtual void update(int incr);
  75     virtual void parse();
  76
  77     virtual DelayIdComposite::Pointer id(CompositeSelectionDetails &);
  78
  79 private:
  80
  81     /// \ingroup DelayPoolsInternal
  82     class Id:public DelayIdComposite
  83     {
  84
  85     public:
  86         void *operator new(size_t);
  87         void operator delete (void *);
  88         Id (RefCount<DelayTagged>, String &);
  89         ~Id();
  90         virtual int bytesWanted (int min, int max) const;
  91         virtual void bytesIn(int qty);
  92         virtual void delayRead(DeferredRead const &);
  93
  94     private:
  95         RefCount<DelayTagged> theTagged;
  96         DelayTaggedBucket::Pointer theBucket;
  97     };
  98
  99     friend class Id;
 100
 101     DelaySpec spec;
 102     Splay<DelayTaggedBucket::Pointer> buckets;
 103 };
 104
 105 #endif /* USE_DELAY_POOLS */
 106 #endif /* DELAYTAGGED_H */