| 1 | /* $Id: misc.h 98103 2023-01-17 14:15:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * NAT - helpers (declarations/defines).
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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| 26 | */
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| 27 |
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| 28 | /*
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| 29 | * This code is based on:
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| 30 | *
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| 31 | * Copyright (c) 1995 Danny Gasparovski.
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| 32 | *
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| 33 | * Please read the file COPYRIGHT for the
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| 34 | * terms and conditions of the copyright.
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| 35 | */
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| 36 |
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| 37 | #ifndef _MISC_H_
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| 38 | #define _MISC_H_
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| 39 |
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| 40 | #ifdef VBOX_NAT_TST_QUEUE
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| 41 | typedef void *PNATState;
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| 42 | #endif
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| 43 |
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| 44 | void slirp_insque (PNATState, void *, void *);
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| 45 | void slirp_remque (PNATState, void *);
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| 46 | # ifndef VBOX_NAT_TST_QUEUE
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| 47 | void getouraddr (PNATState);
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| 48 | void fd_nonblock (int);
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| 49 |
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| 50 | /* UVM interface */
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| 51 | #define UMA_ALIGN_PTR (1 << 0)
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| 52 | #define UMA_ZONE_REFCNT (1 << 1)
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| 53 | #define UMA_ZONE_MAXBUCKET (1 << 2)
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| 54 | #define UMA_ZONE_ZINIT (1 << 3)
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| 55 | #define UMA_SLAB_KERNEL (1 << 4)
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| 56 | #define UMA_ZFLAG_FULL (1 << 5)
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| 57 |
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| 58 | struct uma_zone;
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| 59 | typedef struct uma_zone *uma_zone_t;
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| 60 |
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| 61 | typedef void *(*uma_alloc_t)(uma_zone_t, int, u_int8_t *, int);
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| 62 | typedef void (*uma_free_t)(void *, int, u_int8_t);
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| 63 |
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| 64 | typedef int (*ctor_t)(PNATState, void *, int, void *, int);
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| 65 | typedef void (*dtor_t)(PNATState, void *, int, void *);
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| 66 | typedef int (*zinit_t)(PNATState, void *, int, int);
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| 67 | typedef void (*zfini_t)(PNATState, void *, int);
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| 68 | uma_zone_t uma_zcreate(PNATState, char *, size_t, ctor_t, dtor_t, zinit_t, zfini_t, int, int);
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| 69 | uma_zone_t uma_zsecond_create(char *, ctor_t, dtor_t, zinit_t, zfini_t, uma_zone_t);
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| 70 | void uma_zone_set_max(uma_zone_t, int);
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| 71 | void uma_zone_set_allocf(uma_zone_t, uma_alloc_t);
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| 72 | void uma_zone_set_freef(uma_zone_t, uma_free_t);
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| 73 |
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| 74 | uint32_t *uma_find_refcnt(uma_zone_t, void *);
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| 75 | void *uma_zalloc(uma_zone_t, int);
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| 76 | void *uma_zalloc_arg(uma_zone_t, void *, int);
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| 77 | void uma_zfree(uma_zone_t, void *);
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| 78 | void uma_zfree_arg(uma_zone_t, void *, void *);
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| 79 | int uma_zone_exhausted_nolock(uma_zone_t);
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| 80 | void zone_drain(uma_zone_t);
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| 81 |
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| 82 | void slirp_null_arg_free(void *, void *);
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| 83 | void m_fini(PNATState pData);
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| 84 | # else /* VBOX_NAT_TST_QUEUE */
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| 85 | # define insque slirp_insque
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| 86 | # define remque slirp_remque
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| 87 | # endif
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| 88 | #endif
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