1/*- 2 * Copyright (c) 2005, 3 * Bosko Milekic <bmilekic@FreeBSD.org>. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * |
26 * $FreeBSD: head/sys/vm/memguard.h 226313 2011-10-12 18:08:28Z glebius $ |
27 */ 28 29#ifndef _VM_MEMGUARD_H_ 30#define _VM_MEMGUARD_H_ 31 32#include "opt_vm.h" 33 34struct malloc_type; 35struct vm_map; 36 37#ifdef DEBUG_MEMGUARD 38unsigned long memguard_fudge(unsigned long, unsigned long); 39void memguard_init(struct vm_map *); 40void *memguard_alloc(unsigned long, int); 41void *memguard_realloc(void *, unsigned long, struct malloc_type *, int); 42void memguard_free(void *); |
43int memguard_cmp_mtp(struct malloc_type *, unsigned long); 44int memguard_cmp_zone(uma_zone_t); |
45int is_memguard_addr(void *); 46#else 47#define memguard_fudge(size, xxx) (size) 48#define memguard_init(map) do { } while (0) 49#define memguard_alloc(size, flags) NULL 50#define memguard_realloc(a, s, mtp, f) NULL 51#define memguard_free(addr) do { } while (0) |
52#define memguard_cmp_mtp(mtp, size) 0 53#define memguard_cmp_zone(zone) 0 |
54#define is_memguard_addr(addr) 0 55#endif 56 57#endif /* _VM_MEMGUARD_H_ */ |