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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 | #ifndef SQUID_DLINK_H | |
10 | #define SQUID_DLINK_H | |
11 | ||
12 | #include "mem/forward.h" | |
13 | ||
14 | class dlink_node | |
15 | { | |
16 | MEMPROXY_CLASS(dlink_node); | |
17 | public: | |
18 | dlink_node() : data(nullptr), prev(nullptr), next(nullptr) {} | |
19 | ||
20 | void *data; | |
21 | dlink_node *prev; | |
22 | dlink_node *next; | |
23 | }; | |
24 | ||
25 | class dlink_list | |
26 | { | |
27 | public: | |
28 | dlink_list() : head(NULL), tail(NULL) {} | |
29 | ||
30 | dlink_node *head; | |
31 | dlink_node *tail; | |
32 | }; | |
33 | ||
34 | extern dlink_list ClientActiveRequests; | |
35 | ||
36 | void dlinkAdd(void *data, dlink_node *, dlink_list *); | |
37 | void dlinkAddAfter(void *, dlink_node *, dlink_node *, dlink_list *); | |
38 | void dlinkAddTail(void *data, dlink_node *, dlink_list *); | |
39 | void dlinkDelete(dlink_node * m, dlink_list * list); | |
40 | ||
41 | #endif /* SQUID_DLINK_H */ | |
42 |