VirtualBox

source: vbox/trunk/src/VBox/Devices/Network/slirp/zone.h@ 103914

Last change on this file since 103914 was 98103, checked in by vboxsync, 23 months ago

Copyright year updates by scm.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 1.8 KB
Line 
1/* $Id: zone.h 98103 2023-01-17 14:15:46Z vboxsync $ */
2/** @file
3 * NAT - this file is for sharing zone declaration with emu emulation and logging routines.
4 */
5
6/*
7 * Copyright (C) 2006-2023 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * SPDX-License-Identifier: GPL-3.0-only
26 */
27
28#ifndef __ZONE_H__
29# define __ZONE_H__
30
31# define ITEM_MAGIC 0xdead0001
32struct item
33{
34 uint32_t magic;
35 uma_zone_t zone;
36 uint32_t ref_count;
37 LIST_ENTRY(item) list;
38};
39
40# define ZONE_MAGIC 0xdead0002
41struct uma_zone
42{
43 uint32_t magic;
44 PNATState pData; /* to minimize changes in the rest of UMA emulation code */
45 RTCRITSECT csZone;
46 const char *name;
47 size_t size; /* item size */
48 ctor_t pfCtor;
49 dtor_t pfDtor;
50 zinit_t pfInit;
51 zfini_t pfFini;
52 uma_alloc_t pfAlloc;
53 uma_free_t pfFree;
54 int max_items;
55 int cur_items;
56 LIST_HEAD(RT_NOTHING, item) used_items;
57 LIST_HEAD(RT_NOTHING, item) free_items;
58 uma_zone_t master_zone;
59 void *area;
60 /** Needs call pfnXmitPending when memory becomes available if @c true.
61 * @remarks Only applies to the master zone (master_zone == NULL) */
62 bool fDoXmitPending;
63};
64#endif
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