xref: /haiku/src/add-ons/kernel/file_systems/fat/bsd/sys/malloc.h (revision 342a1b221b5bb385410f758df2c625b70cafdd03)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1987, 1993
5  *	The Regents of the University of California.
6  * Copyright (c) 2005, 2009 Robert N. M. Watson
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 #ifndef FAT_MALLOC_H
34 #define FAT_MALLOC_H
35 
36 
37 // Modified to support the Haiku FAT driver.
38 
39 #include <stdlib.h>
40 
41 
42 // malloc flags used in the driver
43 #define M_WAITOK 0x0002 /* ok to block */
44 #define M_ZERO 0x0100 /* bzero the allocation */
45 
46 
47 static inline void*
_malloc(size_t size,int flags)48 _malloc(size_t size, int flags)
49 {
50 	return (flags & M_ZERO) == 0 ? malloc(size) : calloc(1, size);
51 }
52 
53 
54 #define malloc(a, b, c) _malloc(a, c)
55 #define free(a, b) free(a)
56 
57 
58 #endif // FAT_MALLOC_H
59