3 * SQUID Web Proxy Cache http://www.squid-cache.org/
4 * ----------------------------------------------------------
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.
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.
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.
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.
32 #include "auth/digest/Scheme.h"
37 Auth::Scheme::Pointer
Auth::Digest::Scheme::_instance
= NULL
;
40 Auth::Digest::Scheme::GetInstance()
42 if (_instance
== NULL
) {
43 _instance
= new Auth::Digest::Scheme();
50 Auth::Digest::Scheme::type() const
56 Auth::Digest::Scheme::shutdownCleanup()
58 if (_instance
== NULL
)
61 PurgeCredentialsCache();
62 authenticateDigestNonceShutdown();
65 debugs(29, DBG_CRITICAL
, "Shutdown: Digest authentication.");
69 Auth::Digest::Scheme::createConfig()
71 Auth::Digest::Config
*digestCfg
= new Auth::Digest::Config
;
72 return dynamic_cast<Auth::Config
*>(digestCfg
);
76 Auth::Digest::Scheme::PurgeCredentialsCache(void)
78 AuthUserHashPointer
*usernamehash
;
80 debugs(29, 2, HERE
<< "Erasing Digest authentication credentials from username cache.");
81 hash_first(proxy_auth_username_cache
);
83 while ((usernamehash
= static_cast<AuthUserHashPointer
*>(hash_next(proxy_auth_username_cache
)) )) {
84 Auth::User::Pointer auth_user
= usernamehash
->user();
86 if (strcmp(auth_user
->config
->type(), "digest") == 0) {
87 hash_remove_link(proxy_auth_username_cache
, static_cast<hash_link
*>(usernamehash
));