88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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* Copyright 2012 Joyent, Inc. All rights reserved.
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*/
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#ifndef _VMEM_BASE_H
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#define _VMEM_BASE_H
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/* #pragma ident "@(#)vmem_base.h 1.3 05/06/08 SMI" */
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#include <sys/vmem.h>
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#include <umem.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "misc.h"
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extern void vmem_startup(void);
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extern vmem_t *vmem_init(const char *parent_name, size_t parent_quantum,
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vmem_alloc_t *parent_alloc, vmem_free_t *parent_free,
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const char *heap_name,
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void *heap_start, size_t heap_size, size_t heap_quantum,
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vmem_alloc_t *heap_alloc, vmem_free_t *heap_free);
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extern void *_vmem_extend_alloc(vmem_t *vmp, void *vaddr, size_t size,
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size_t alloc, int vmflag);
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extern vmem_t *vmem_heap_arena(vmem_alloc_t **, vmem_free_t **);
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extern void vmem_heap_init(void);
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extern vmem_t *vmem_sbrk_arena(vmem_alloc_t **, vmem_free_t **);
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extern vmem_t *vmem_mmap_arena(vmem_alloc_t **, vmem_free_t **);
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extern vmem_t *vmem_stand_arena(vmem_alloc_t **, vmem_free_t **);
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extern void vmem_update(void *);
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extern void vmem_reap(void); /* vmem_populate()-safe reap */
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extern size_t pagesize;
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extern size_t vmem_sbrk_pagesize;
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extern size_t vmem_sbrk_minalloc;
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extern uint_t vmem_backend;
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#define VMEM_BACKEND_SBRK 0x0000001
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#define VMEM_BACKEND_MMAP 0x0000002
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#define VMEM_BACKEND_STAND 0x0000003
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extern uint_t vmem_allocator;
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extern vmem_t *vmem_heap;
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extern vmem_alloc_t *vmem_heap_alloc;
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extern vmem_free_t *vmem_heap_free;
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extern void vmem_lockup(void);
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extern void vmem_release(void);
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extern void vmem_sbrk_lockup(void);
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extern void vmem_sbrk_release(void);
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extern void vmem_no_debug(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _VMEM_BASE_H */
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