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00df61d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | #ifndef _COMPAT_MALLOC_H_
#define _COMPAT_MALLOC_H_
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif
/* This version of struct mallinfo must match the one in
system/lib/dlmalloc.c. */
struct mallinfo {
size_t arena; /* total space allocated from system */
size_t ordblks; /* number of non-inuse chunks */
size_t smblks; /* unused -- always zero */
size_t hblks; /* number of mmapped regions */
size_t hblkhd; /* total space in mmapped regions */
size_t usmblks; /* unused -- always zero */
size_t fsmblks; /* unused -- always zero */
size_t uordblks; /* total allocated space */
size_t fordblks; /* total non-inuse space */
size_t keepcost; /* top-most, releasable (via malloc_trim) space */
};
/* The routines. */
extern struct mallinfo mallinfo(void);
extern void malloc_stats(void);
extern int mallopt(int, int);
extern size_t malloc_usable_size(void*);
/* mallopt options */
#define M_TRIM_THRESHOLD -1
#define M_GRANULARITY -2
#define M_MMAP_THRESHOLD -3
#ifdef __cplusplus
}
#endif
#include_next <malloc.h>
#endif /* _COMPAT_MALLOC_H_ */
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