6
* SQUID Web Proxy Cache http://www.squid-cache.org/
7
* ----------------------------------------------------------
9
* Squid is the result of efforts by numerous individuals from
10
* the Internet community; see the CONTRIBUTORS file for full
11
* details. Many organizations have provided support for Squid's
12
* development; see the SPONSORS file for full details. Squid is
13
* Copyrighted (C) 2001 by the Regents of the University of
14
* California; see the COPYRIGHT file for full details. Squid
15
* incorporates software developed and/or copyrighted by other
16
* sources; see the CREDITS file for full details.
18
* This program is free software; you can redistribute it and/or modify
19
* it under the terms of the GNU General Public License as published by
20
* the Free Software Foundation; either version 2 of the License, or
21
* (at your option) any later version.
23
* This program is distributed in the hope that it will be useful,
24
* but WITHOUT ANY WARRANTY; without even the implied warranty of
25
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26
* GNU General Public License for more details.
28
* You should have received a copy of the GNU General Public License
29
* along with this program; if not, write to the Free Software
30
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
33
* Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
36
#ifndef SQUID_ACLREQUESTHEADERSTRATEGY_H
37
#define SQUID_ACLREQUESTHEADERSTRATEGY_H
40
#include "acl/Strategy.h"
41
#include "HttpRequest.h"
42
#include "acl/FilledChecklist.h"
44
template <http_hdr_type header>
46
class ACLRequestHeaderStrategy : public ACLStrategy<char const *>
50
virtual int match (ACLData<char const *> * &, ACLFilledChecklist *);
51
virtual bool requiresRequest() const {return true;}
53
static ACLRequestHeaderStrategy *Instance();
54
/* Not implemented to prevent copies of the instance. */
55
/* Not private to prevent brain dead g+++ warnings about
56
* private constructors with no friends */
57
ACLRequestHeaderStrategy(ACLRequestHeaderStrategy const &);
60
static ACLRequestHeaderStrategy *Instance_;
61
ACLRequestHeaderStrategy() {}
63
ACLRequestHeaderStrategy&operator=(ACLRequestHeaderStrategy const &);
66
template <http_hdr_type header>
68
ACLRequestHeaderStrategy<header>::match (ACLData<char const *> * &data, ACLFilledChecklist *checklist)
70
char const *theHeader = checklist->request->header.getStr(header);
72
if (NULL == theHeader)
75
return data->match(theHeader);
78
template <http_hdr_type header>
79
ACLRequestHeaderStrategy<header> *
80
ACLRequestHeaderStrategy<header>::Instance()
83
Instance_ = new ACLRequestHeaderStrategy<header>;
88
template <http_hdr_type header>
89
ACLRequestHeaderStrategy<header> * ACLRequestHeaderStrategy<header>::Instance_ = NULL;
91
#endif /* SQUID_REQUESTHEADERSTRATEGY_H */