2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /* Copyright (c) 1988 AT&T */
23 /* All Rights Reserved */
24
25
26 #ifndef _MALLOC_H
27 #define _MALLOC_H
28
29 #include <sys/types.h>
30
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34
35 /*
36 * Constants defining mallopt operations
37 */
38 #define M_MXFAST 1 /* set size of blocks to be fast */
39 #define M_NLBLKS 2 /* set number of block in a holding block */
40 #define M_GRAIN 3 /* set number of sizes mapped to one, for */
41 /* small blocks */
42 #define M_KEEP 4 /* retain contents of block after a free */
43 /* until another allocation */
44 /*
45 * structure filled by
46 */
47 struct mallinfo {
48 unsigned long arena; /* total space in arena */
49 unsigned long ordblks; /* number of ordinary blocks */
50 unsigned long smblks; /* number of small blocks */
51 unsigned long hblks; /* number of holding blocks */
52 unsigned long hblkhd; /* space in holding block headers */
53 unsigned long usmblks; /* space in small blocks in use */
54 unsigned long fsmblks; /* space in free small blocks */
55 unsigned long uordblks; /* space in ordinary blocks in use */
56 unsigned long fordblks; /* space in free ordinary blocks */
57 unsigned long keepcost; /* cost of enabling keep option */
58 };
59
60 #if defined(__STDC__)
61
62 #if (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \
63 defined(_XPG3)
64 #if __cplusplus >= 199711L
65 namespace std {
66 #endif
67
68 void *malloc(size_t);
69 void free(void *);
70 void *realloc(void *, size_t);
71 void *calloc(size_t, size_t);
72
73 #if __cplusplus >= 199711L
74 } /* end of namespace std */
75
76 using std::malloc;
77 using std::free;
78 using std::realloc;
79 using std::calloc;
80 #endif /* __cplusplus >= 199711L */
81 #endif /* (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || ... */
82
83 int mallopt(int, int);
84 struct mallinfo mallinfo(void);
85
86 #else
87
88 void *malloc();
89 void free();
90 void *realloc();
91 void *calloc();
92 int mallopt();
93 struct mallinfo mallinfo();
94
95 #endif /* __STDC__ */
96
97 #ifdef __cplusplus
98 }
99 #endif
100
101 #endif /* _MALLOC_H */
|
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
24 */
25 /* Copyright (c) 1988 AT&T */
26 /* All Rights Reserved */
27
28 #ifndef _MALLOC_H
29 #define _MALLOC_H
30
31 #include <sys/types.h>
32
33 #ifdef __cplusplus
34 extern "C" {
35 #endif
36
37 /*
38 * Constants defining mallopt operations
39 */
40 #define M_MXFAST 1 /* set size of blocks to be fast */
41 #define M_NLBLKS 2 /* set number of block in a holding block */
42 #define M_GRAIN 3 /* set number of sizes mapped to one, for */
43 /* small blocks */
44 #define M_KEEP 4 /* retain contents of block after a free */
45 /* until another allocation */
46 /*
47 * structure filled by
48 */
49 struct mallinfo {
50 unsigned long arena; /* total space in arena */
51 unsigned long ordblks; /* number of ordinary blocks */
52 unsigned long smblks; /* number of small blocks */
53 unsigned long hblks; /* number of holding blocks */
54 unsigned long hblkhd; /* space in holding block headers */
55 unsigned long usmblks; /* space in small blocks in use */
56 unsigned long fsmblks; /* space in free small blocks */
57 unsigned long uordblks; /* space in ordinary blocks in use */
58 unsigned long fordblks; /* space in free ordinary blocks */
59 unsigned long keepcost; /* cost of enabling keep option */
60 };
61
62 #if (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || \
63 defined(_XPG3)
64 #if __cplusplus >= 199711L
65 namespace std {
66 #endif
67
68 void *malloc(size_t);
69 void free(void *);
70 void *realloc(void *, size_t);
71 void *calloc(size_t, size_t);
72
73 #if __cplusplus >= 199711L
74 } /* end of namespace std */
75
76 using std::malloc;
77 using std::free;
78 using std::realloc;
79 using std::calloc;
80 #endif /* __cplusplus >= 199711L */
81 #endif /* (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) || ... */
82
83 int mallopt(int, int);
84 struct mallinfo mallinfo(void);
85
86 #ifdef __cplusplus
87 }
88 #endif
89
90 #endif /* _MALLOC_H */
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