blob: e29a0387fc2b52f0810c3055ff22a668ab5c385e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
#ifndef __XMALLOC_H__
#define __XMALLOC_H__
/* Allocate space for typed object. */
#define xmalloc(_type) ((_type *)_xmalloc(sizeof(_type), __alignof__(_type)))
/* Allocate space for array of typed objects. */
#define xmalloc_array(_type, _num) ((_type *)_xmalloc_array(sizeof(_type), __alignof__(_type), _num))
/* Free any of the above. */
extern void xfree(const void *);
/* Underlying functions */
extern void *_xmalloc(size_t size, size_t align);
static inline void *_xmalloc_array(size_t size, size_t align, size_t num)
{
/* Check for overflow. */
if (size && num > UINT_MAX / size)
return NULL;
return _xmalloc(size * num, align);
}
#endif /* __XMALLOC_H__ */
|
