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1 | /* | |
2 | * Copyright (C) 1996-2018 The Squid Software Foundation and contributors | |
3 | * | |
4 | * Squid software is distributed under GPLv2+ license and includes | |
5 | * contributions from numerous individuals and organizations. | |
6 | * Please see the COPYING and CONTRIBUTORS files for details. | |
7 | */ | |
8 | ||
9 | /* DEBUG: section 29 Authenticator */ | |
10 | ||
11 | #include "squid.h" | |
12 | #include "auth/Gadgets.h" | |
13 | #include "auth/Scheme.h" | |
14 | #include "auth/SchemeConfig.h" | |
15 | #include "globals.h" | |
16 | ||
17 | std::vector<Auth::Scheme::Pointer> *Auth::Scheme::_Schemes = NULL; | |
18 | ||
19 | void | |
20 | Auth::Scheme::AddScheme(Auth::Scheme::Pointer instance) | |
21 | { | |
22 | iterator i = GetSchemes().begin(); | |
23 | ||
24 | while (i != GetSchemes().end()) { | |
25 | assert(strcmp((*i)->type(), instance->type()) != 0); | |
26 | ++i; | |
27 | } | |
28 | ||
29 | GetSchemes().push_back(instance); | |
30 | } | |
31 | ||
32 | Auth::Scheme::Pointer | |
33 | Auth::Scheme::Find(const char *typestr) | |
34 | { | |
35 | for (iterator i = GetSchemes().begin(); i != GetSchemes().end(); ++i) { | |
36 | if (strcmp((*i)->type(), typestr) == 0) | |
37 | return *i; | |
38 | } | |
39 | ||
40 | return Auth::Scheme::Pointer(NULL); | |
41 | } | |
42 | ||
43 | std::vector<Auth::Scheme::Pointer> & | |
44 | Auth::Scheme::GetSchemes() | |
45 | { | |
46 | if (!_Schemes) | |
47 | _Schemes = new std::vector<Auth::Scheme::Pointer>; | |
48 | ||
49 | return *_Schemes; | |
50 | } | |
51 | ||
52 | /** | |
53 | * Called when a graceful shutdown is to occur of each scheme module. | |
54 | * On completion the auth components are to be considered deleted. | |
55 | * None will be available globally. Some may remain around for their | |
56 | * currently active connections to close, but only those active | |
57 | * connections will retain pointers to them. | |
58 | */ | |
59 | void | |
60 | Auth::Scheme::FreeAll() | |
61 | { | |
62 | assert(shutting_down); | |
63 | ||
64 | while (GetSchemes().size()) { | |
65 | Auth::Scheme::Pointer scheme = GetSchemes().back(); | |
66 | GetSchemes().pop_back(); | |
67 | scheme->shutdownCleanup(); | |
68 | } | |
69 | } | |
70 |