1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef LIBC_INCLUDE_MALLOC_H_
18#define LIBC_INCLUDE_MALLOC_H_
19
20/*
21 * Declaration of malloc routines. Bionic uses dlmalloc (see
22 * upstream-dlmalloc) but doesn't directly include it here to keep the
23 * defined malloc.h interface small.
24 */
25#include <sys/cdefs.h>
26#include <stddef.h>
27
28__BEGIN_DECLS
29
30extern __mallocfunc void*  malloc(size_t);
31extern __mallocfunc void*  calloc(size_t, size_t);
32extern void*  realloc(void *, size_t);
33extern void   free(void *);
34
35extern void*  memalign(size_t  alignment, size_t  bytesize);
36extern size_t malloc_usable_size(void*);
37
38extern void*  valloc(size_t  bytesize);
39extern void*  pvalloc(size_t bytesize);
40
41#ifndef STRUCT_MALLINFO_DECLARED
42#define STRUCT_MALLINFO_DECLARED 1
43struct mallinfo {
44  size_t arena;
45  size_t ordblks;
46  size_t smblks;
47  size_t hblks;
48  size_t hblkhd;
49  size_t usmblks;
50  size_t fsmblks;
51  size_t uordblks;
52  size_t fordblks;
53  size_t keepcost;
54};
55#endif  /* STRUCT_MALLINFO_DECLARED */
56
57extern struct mallinfo mallinfo(void);
58
59__END_DECLS
60
61#endif  /* LIBC_INCLUDE_MALLOC_H_ */
62