1 | /* $NetBSD: kmem.h,v 1.9 2012/02/05 03:40:08 rmind Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c)2006 YAMAMOTO Takashi, |
5 | * All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
26 | * SUCH DAMAGE. |
27 | */ |
28 | |
29 | #ifndef _SYS_KMEM_H_ |
30 | #define _SYS_KMEM_H_ |
31 | |
32 | #include <sys/types.h> |
33 | |
34 | typedef unsigned int km_flag_t; |
35 | |
36 | void kmem_init(void); |
37 | size_t kmem_roundup_size(size_t); |
38 | |
39 | void * kmem_alloc(size_t, km_flag_t); |
40 | void * kmem_zalloc(size_t, km_flag_t); |
41 | void kmem_free(void *, size_t); |
42 | |
43 | void * kmem_intr_alloc(size_t, km_flag_t); |
44 | void * kmem_intr_zalloc(size_t, km_flag_t); |
45 | void kmem_intr_free(void *, size_t); |
46 | |
47 | char * kmem_asprintf(const char *, ...) __printflike(1, 2); |
48 | |
49 | /* |
50 | * km_flag_t values: |
51 | */ |
52 | #define KM_SLEEP 0x00000001 /* can sleep */ |
53 | #define KM_NOSLEEP 0x00000002 /* don't sleep */ |
54 | |
55 | #endif /* !_SYS_KMEM_H_ */ |
56 | |