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528b2c61 | 1 | /* |
b8ae064d | 2 | * Copyright (C) 1996-2023 The Squid Software Foundation and contributors |
528b2c61 | 3 | * |
bbc27441 AJ |
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. | |
528b2c61 | 7 | */ |
8 | ||
ff9d9458 FC |
9 | #ifndef SQUID_SRC_MEM_NODE_H |
10 | #define SQUID_SRC_MEM_NODE_H | |
528b2c61 | 11 | |
21dfc374 | 12 | #include "base/Range.h" |
582c2af2 | 13 | #include "defines.h" |
ed6e9fb9 | 14 | #include "mem/forward.h" |
602d9612 | 15 | #include "StoreIOBuffer.h" |
62e76326 | 16 | |
17 | class mem_node | |
18 | { | |
741c2986 | 19 | MEMPROXY_CLASS(mem_node); |
62e76326 | 20 | |
528b2c61 | 21 | public: |
22 | static size_t InUseCount(); | |
2415e202 | 23 | static size_t StoreMemSize(); |
528b2c61 | 24 | |
47f6e231 | 25 | mem_node(int64_t); |
528b2c61 | 26 | ~mem_node(); |
27 | size_t space() const; | |
47f6e231 | 28 | int64_t start() const; |
29 | int64_t end() const; | |
30 | Range<int64_t> dataRange() const; | |
31 | bool contains (int64_t const &location) const; | |
32 | bool canAccept (int64_t const &location) const; | |
4c50505b | 33 | bool operator < (mem_node const & rhs) const; |
528b2c61 | 34 | /* public */ |
35 | StoreIOBuffer nodeBuffer; | |
528b2c61 | 36 | /* Private */ |
37 | char data[SM_PAGE_SIZE]; | |
3dd52a0b | 38 | bool write_pending; |
528b2c61 | 39 | }; |
40 | ||
b8bad68c | 41 | inline std::ostream & |
42 | operator << (std::ostream &os, mem_node &aNode) | |
43 | { | |
44 | os << aNode.nodeBuffer.range(); | |
45 | return os; | |
46 | } | |
528b2c61 | 47 | |
12d74f96 | 48 | void memNodeWriteComplete(void *); |
49 | ||
ff9d9458 | 50 | #endif /* SQUID_SRC_MEM_NODE_H */ |
f53969cc | 51 |