xref: /haiku/src/add-ons/kernel/file_systems/fat/bsd/sys/malloc.h (revision 342a1b221b5bb385410f758df2c625b70cafdd03)
1*342a1b22SJim906 /*-
2*342a1b22SJim906  * SPDX-License-Identifier: BSD-3-Clause
3*342a1b22SJim906  *
4*342a1b22SJim906  * Copyright (c) 1987, 1993
5*342a1b22SJim906  *	The Regents of the University of California.
6*342a1b22SJim906  * Copyright (c) 2005, 2009 Robert N. M. Watson
7*342a1b22SJim906  * All rights reserved.
8*342a1b22SJim906  *
9*342a1b22SJim906  * Redistribution and use in source and binary forms, with or without
10*342a1b22SJim906  * modification, are permitted provided that the following conditions
11*342a1b22SJim906  * are met:
12*342a1b22SJim906  * 1. Redistributions of source code must retain the above copyright
13*342a1b22SJim906  *    notice, this list of conditions and the following disclaimer.
14*342a1b22SJim906  * 2. Redistributions in binary form must reproduce the above copyright
15*342a1b22SJim906  *    notice, this list of conditions and the following disclaimer in the
16*342a1b22SJim906  *    documentation and/or other materials provided with the distribution.
17*342a1b22SJim906  * 3. Neither the name of the University nor the names of its contributors
18*342a1b22SJim906  *    may be used to endorse or promote products derived from this software
19*342a1b22SJim906  *    without specific prior written permission.
20*342a1b22SJim906  *
21*342a1b22SJim906  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22*342a1b22SJim906  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23*342a1b22SJim906  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24*342a1b22SJim906  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25*342a1b22SJim906  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26*342a1b22SJim906  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27*342a1b22SJim906  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28*342a1b22SJim906  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29*342a1b22SJim906  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30*342a1b22SJim906  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31*342a1b22SJim906  * SUCH DAMAGE.
32*342a1b22SJim906  */
33*342a1b22SJim906 #ifndef FAT_MALLOC_H
34*342a1b22SJim906 #define FAT_MALLOC_H
35*342a1b22SJim906 
36*342a1b22SJim906 
37*342a1b22SJim906 // Modified to support the Haiku FAT driver.
38*342a1b22SJim906 
39*342a1b22SJim906 #include <stdlib.h>
40*342a1b22SJim906 
41*342a1b22SJim906 
42*342a1b22SJim906 // malloc flags used in the driver
43*342a1b22SJim906 #define M_WAITOK 0x0002 /* ok to block */
44*342a1b22SJim906 #define M_ZERO 0x0100 /* bzero the allocation */
45*342a1b22SJim906 
46*342a1b22SJim906 
47*342a1b22SJim906 static inline void*
_malloc(size_t size,int flags)48*342a1b22SJim906 _malloc(size_t size, int flags)
49*342a1b22SJim906 {
50*342a1b22SJim906 	return (flags & M_ZERO) == 0 ? malloc(size) : calloc(1, size);
51*342a1b22SJim906 }
52*342a1b22SJim906 
53*342a1b22SJim906 
54*342a1b22SJim906 #define malloc(a, b, c) _malloc(a, c)
55*342a1b22SJim906 #define free(a, b) free(a)
56*342a1b22SJim906 
57*342a1b22SJim906 
58*342a1b22SJim906 #endif // FAT_MALLOC_H
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