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528b2c61 | 1 | |
2 | /* | |
47f6e231 | 3 | * $Id: mem_node.h,v 1.10 2007/08/13 17:20:51 hno Exp $ |
528b2c61 | 4 | * |
5 | * | |
6 | * SQUID Web Proxy Cache http://www.squid-cache.org/ | |
7 | * ---------------------------------------------------------- | |
8 | * | |
9 | * Squid is the result of efforts by numerous individuals from | |
10 | * the Internet community; see the CONTRIBUTORS file for full | |
11 | * details. Many organizations have provided support for Squid's | |
12 | * development; see the SPONSORS file for full details. Squid is | |
13 | * Copyrighted (C) 2001 by the Regents of the University of | |
14 | * California; see the COPYRIGHT file for full details. Squid | |
15 | * incorporates software developed and/or copyrighted by other | |
16 | * sources; see the CREDITS file for full details. | |
17 | * | |
18 | * This program is free software; you can redistribute it and/or modify | |
19 | * it under the terms of the GNU General Public License as published by | |
20 | * the Free Software Foundation; either version 2 of the License, or | |
21 | * (at your option) any later version. | |
22 | * | |
23 | * This program is distributed in the hope that it will be useful, | |
24 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
25 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
26 | * GNU General Public License for more details. | |
27 | * | |
28 | * You should have received a copy of the GNU General Public License | |
29 | * along with this program; if not, write to the Free Software | |
30 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | |
31 | * | |
32 | */ | |
33 | ||
34 | #ifndef SQUID_MEM_NODE_H | |
35 | #define SQUID_MEM_NODE_H | |
36 | ||
37 | #include "StoreIOBuffer.h" | |
42a503bd | 38 | #include "Range.h" |
62e76326 | 39 | |
40 | class mem_node | |
41 | { | |
42 | ||
528b2c61 | 43 | public: |
44 | static size_t InUseCount(); | |
45 | static unsigned long store_mem_size; /* 0 */ | |
46 | ||
b001e822 | 47 | MEMPROXY_CLASS(mem_node); |
47f6e231 | 48 | mem_node(int64_t); |
528b2c61 | 49 | ~mem_node(); |
50 | size_t space() const; | |
47f6e231 | 51 | int64_t start() const; |
52 | int64_t end() const; | |
53 | Range<int64_t> dataRange() const; | |
54 | bool contains (int64_t const &location) const; | |
55 | bool canAccept (int64_t const &location) const; | |
4c50505b | 56 | bool operator < (mem_node const & rhs) const; |
528b2c61 | 57 | /* public */ |
58 | StoreIOBuffer nodeBuffer; | |
528b2c61 | 59 | /* Private */ |
60 | char data[SM_PAGE_SIZE]; | |
12d74f96 | 61 | |
62 | unsigned int write_pending: | |
63 | 1; | |
528b2c61 | 64 | }; |
65 | ||
b001e822 | 66 | MEMPROXY_CLASS_INLINE(mem_node) |
67 | ||
b8bad68c | 68 | inline std::ostream & |
69 | operator << (std::ostream &os, mem_node &aNode) | |
70 | { | |
71 | os << aNode.nodeBuffer.range(); | |
72 | return os; | |
73 | } | |
528b2c61 | 74 | |
12d74f96 | 75 | void memNodeWriteComplete(void *); |
76 | ||
528b2c61 | 77 | #endif /* SQUID_MEM_NODE_H */ |