src/acl/HttpReqHeader.h

   1 /*
   2  *
   3  * SQUID Web Proxy Cache          http://www.squid-cache.org/
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   5  *
   6  *  Squid is the result of efforts by numerous individuals from
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   8  *  details.   Many organizations have provided support for Squid's
   9  *  development; see the SPONSORS file for full details.  Squid is
  10  *  Copyrighted (C) 2001 by the Regents of the University of
  11  *  California; see the COPYRIGHT file for full details.  Squid
  12  *  incorporates software developed and/or copyrighted by other
  13  *  sources; see the CREDITS file for full details.
  14  *
  15  *  This program is free software; you can redistribute it and/or modify
  16  *  it under the terms of the GNU General Public License as published by
  17  *  the Free Software Foundation; either version 2 of the License, or
  18  *  (at your option) any later version.
  19  *
  20  *  This program is distributed in the hope that it will be useful,
  21  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  *  GNU General Public License for more details.
  24  *
  25  *  You should have received a copy of the GNU General Public License
  26  *  along with this program; if not, write to the Free Software
  27  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
  28  *
  29  *
  30  * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
  31  */
  32
  33 #ifndef SQUID_ACLHTTPREQHEADER_H
  34 #define SQUID_ACLHTTPREQHEADER_H
  35
  36 #include "acl/Strategised.h"
  37 #include "acl/Strategy.h"
  38 #include "HttpHeader.h"
  39
  40 /// \ingroup ACLAPI
  41 class ACLHTTPReqHeaderStrategy : public ACLStrategy<HttpHeader*>
  42 {
  43
  44 public:
  45     virtual int match (ACLData<MatchType> * &, ACLFilledChecklist *, ACLFlags &);
  46     virtual bool requiresRequest() const { return true; }
  47
  48     static ACLHTTPReqHeaderStrategy *Instance();
  49     /* Not implemented to prevent copies of the instance. */
  50     /* Not private to prevent brain dead g+++ warnings about
  51      * private constructors with no friends */
  52     ACLHTTPReqHeaderStrategy(ACLHTTPReqHeaderStrategy const &);
  53
  54 private:
  55     static ACLHTTPReqHeaderStrategy Instance_;
  56     ACLHTTPReqHeaderStrategy() { }
  57
  58     ACLHTTPReqHeaderStrategy&operator = (ACLHTTPReqHeaderStrategy const &);
  59 };
  60
  61 /// \ingroup ACLAPI
  62 class ACLHTTPReqHeader
  63 {
  64
  65 private:
  66     static ACL::Prototype RegistryProtoype;
  67     static ACLStrategised<HttpHeader*> RegistryEntry_;
  68 };
  69
  70 #endif /* SQUID_ACLHTTPREQHEADER_H */