src/auth/basic/Scheme.cc

   1 /*
   2  *
   3  * SQUID Web Proxy Cache          http://www.squid-cache.org/
   4  * ----------------------------------------------------------
   5  *
   6  *  Squid is the result of efforts by numerous individuals from
   7  *  the Internet community; see the CONTRIBUTORS file for full
   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
  31 #include "squid.h"
  32 #include "auth/basic/Scheme.h"
  33 #include "Debug.h"
  34 #include "helper.h"
  35
  36 /* for Auth::Config */
  37 #include "auth/basic/auth_basic.h"
  38
  39 Auth::Scheme::Pointer Auth::Basic::Scheme::_instance = NULL;
  40
  41 Auth::Scheme::Pointer
  42 Auth::Basic::Scheme::GetInstance()
  43 {
  44     if (_instance == NULL) {
  45         _instance = new Auth::Basic::Scheme();
  46         AddScheme(_instance);
  47     }
  48     return _instance;
  49 }
  50
  51 char const *
  52 Auth::Basic::Scheme::type() const
  53 {
  54     return "basic";
  55 }
  56
  57 void
  58 Auth::Basic::Scheme::shutdownCleanup()
  59 {
  60     if (_instance == NULL)
  61         return;
  62
  63     _instance = NULL;
  64     debugs(29, DBG_CRITICAL, "Shutdown: Basic authentication.");
  65 }
  66
  67 Auth::Config *
  68 Auth::Basic::Scheme::createConfig()
  69 {
  70     Auth::Basic::Config *newCfg = new Auth::Basic::Config;
  71     return dynamic_cast<Auth::Config*>(newCfg);
  72 }