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f5691f9c | 1 | /* |
262a0e14 | 2 | * $Id$ |
f5691f9c | 3 | * |
4 | * | |
5 | * SQUID Web Proxy Cache http://www.squid-cache.org/ | |
6 | * ---------------------------------------------------------- | |
7 | * | |
8 | * Squid is the result of efforts by numerous individuals from | |
9 | * the Internet community; see the CONTRIBUTORS file for full | |
10 | * details. Many organizations have provided support for Squid's | |
11 | * development; see the SPONSORS file for full details. Squid is | |
12 | * Copyrighted (C) 2001 by the Regents of the University of | |
13 | * California; see the COPYRIGHT file for full details. Squid | |
14 | * incorporates software developed and/or copyrighted by other | |
15 | * sources; see the CREDITS file for full details. | |
16 | * | |
17 | * This program is free software; you can redistribute it and/or modify | |
18 | * it under the terms of the GNU General Public License as published by | |
19 | * the Free Software Foundation; either version 2 of the License, or | |
20 | * (at your option) any later version. | |
26ac0430 | 21 | * |
f5691f9c | 22 | * This program is distributed in the hope that it will be useful, |
23 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
25 | * GNU General Public License for more details. | |
26ac0430 | 26 | * |
f5691f9c | 27 | * You should have received a copy of the GNU General Public License |
28 | * along with this program; if not, write to the Free Software | |
29 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | |
30 | * | |
31 | */ | |
32 | ||
f7f3304a | 33 | #include "squid.h" |
616cfc4c | 34 | #include "auth/digest/Scheme.h" |
5817ee13 | 35 | #include "helper.h" |
f5691f9c | 36 | |
c6cf8dee | 37 | Auth::Scheme::Pointer Auth::Digest::Scheme::_instance = NULL; |
d6374be6 | 38 | |
c6cf8dee | 39 | Auth::Scheme::Pointer |
d6374be6 | 40 | Auth::Digest::Scheme::GetInstance() |
f5691f9c | 41 | { |
5817ee13 | 42 | if (_instance == NULL) { |
d6374be6 | 43 | _instance = new Auth::Digest::Scheme(); |
5817ee13 AJ |
44 | AddScheme(_instance); |
45 | } | |
46 | return _instance; | |
f5691f9c | 47 | } |
48 | ||
49 | char const * | |
d6374be6 | 50 | Auth::Digest::Scheme::type() const |
f5691f9c | 51 | { |
52 | return "digest"; | |
53 | } | |
54 | ||
d6374be6 | 55 | void |
c6cf8dee | 56 | Auth::Digest::Scheme::shutdownCleanup() |
d6374be6 AJ |
57 | { |
58 | if (_instance == NULL) | |
59 | return; | |
60 | ||
61 | PurgeCredentialsCache(); | |
62 | authenticateDigestNonceShutdown(); | |
63 | ||
64 | _instance = NULL; | |
65 | debugs(29, DBG_CRITICAL, "Shutdown: Digest authentication."); | |
66 | } | |
5817ee13 | 67 | |
9f3d2b2e | 68 | Auth::Config * |
d6374be6 | 69 | Auth::Digest::Scheme::createConfig() |
5817ee13 | 70 | { |
372fccd6 | 71 | Auth::Digest::Config *digestCfg = new Auth::Digest::Config; |
9f3d2b2e | 72 | return dynamic_cast<Auth::Config*>(digestCfg); |
5817ee13 | 73 | } |
56a49fda AJ |
74 | |
75 | void | |
d6374be6 | 76 | Auth::Digest::Scheme::PurgeCredentialsCache(void) |
56a49fda AJ |
77 | { |
78 | AuthUserHashPointer *usernamehash; | |
d6374be6 AJ |
79 | |
80 | debugs(29, 2, HERE << "Erasing Digest authentication credentials from username cache."); | |
56a49fda AJ |
81 | hash_first(proxy_auth_username_cache); |
82 | ||
83 | while ((usernamehash = static_cast<AuthUserHashPointer *>(hash_next(proxy_auth_username_cache)) )) { | |
d87154ee | 84 | Auth::User::Pointer auth_user = usernamehash->user(); |
56a49fda AJ |
85 | |
86 | if (strcmp(auth_user->config->type(), "digest") == 0) { | |
87 | hash_remove_link(proxy_auth_username_cache, static_cast<hash_link*>(usernamehash)); | |
88 | delete usernamehash; | |
89 | } | |
90 | } | |
91 | } |