src/auth/Config.cc

   1 /*
   2  * $Id$
   3  *
   4  * DEBUG: section 29    Authenticator
   5  * AUTHOR:  Robert Collins
   6  *
   7  * SQUID Web Proxy Cache          http://www.squid-cache.org/
   8  * ----------------------------------------------------------
   9  *
  10  *  Squid is the result of efforts by numerous individuals from
  11  *  the Internet community; see the CONTRIBUTORS file for full
  12  *  details.   Many organizations have provided support for Squid's
  13  *  development; see the SPONSORS file for full details.  Squid is
  14  *  Copyrighted (C) 2001 by the Regents of the University of
  15  *  California; see the COPYRIGHT file for full details.  Squid
  16  *  incorporates software developed and/or copyrighted by other
  17  *  sources; see the CREDITS file for full details.
  18  *
  19  *  This program is free software; you can redistribute it and/or modify
  20  *  it under the terms of the GNU General Public License as published by
  21  *  the Free Software Foundation; either version 2 of the License, or
  22  *  (at your option) any later version.
  23  *
  24  *  This program is distributed in the hope that it will be useful,
  25  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  26  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  27  *  GNU General Public License for more details.
  28  *
  29  *  You should have received a copy of the GNU General Public License
  30  *  along with this program; if not, write to the Free Software
  31  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
  32  *
  33  */
  34
  35 #include "squid-old.h"
  36 #include "auth/Config.h"
  37 #include "auth/UserRequest.h"
  38
  39 Auth::ConfigVector Auth::TheConfig;
  40
  41 /**
  42  * Get an User credentials object filled out for the given Proxy- or WWW-Authenticate header.
  43  * Any decoding which needs to be done will be done.
  44  *
  45  * It may be a cached AuthUser or a new Unauthenticated object.
  46  * It may also be NULL reflecting that no user could be created.
  47  */
  48 Auth::UserRequest::Pointer
  49 Auth::Config::CreateAuthUser(const char *proxy_auth)
  50 {
  51     assert(proxy_auth != NULL);
  52     debugs(29, 9, HERE << "header = '" << proxy_auth << "'");
  53
  54     Auth::Config *config = Find(proxy_auth);
  55
  56     if (config == NULL || !config->active()) {
  57         debugs(29, (shutting_down?3:DBG_IMPORTANT), (shutting_down?"":"WARNING: ") <<
  58                "Unsupported or unconfigured/inactive proxy-auth scheme, '" << proxy_auth << "'");
  59         return NULL;
  60     }
  61
  62     return config->decode(proxy_auth);
  63 }
  64
  65 Auth::Config *
  66 Auth::Config::Find(const char *proxy_auth)
  67 {
  68     for (Auth::ConfigVector::iterator  i = Auth::TheConfig.begin(); i != Auth::TheConfig.end(); ++i)
  69         if (strncasecmp(proxy_auth, (*i)->type(), strlen((*i)->type())) == 0)
  70             return *i;
  71
  72     return NULL;
  73 }
  74
  75 /** Default behaviour is to expose nothing */
  76 void
  77 Auth::Config::registerWithCacheManager(void)
  78 {}