mirror of
https://github.com/falk-werner/webfuse
synced 2024-10-27 20:34:10 +00:00
17 lines
329 B
C
17 lines
329 B
C
#ifndef WF_CONTAINER_OF_H
|
|
#define WF_CONTAINER_OF_H
|
|
|
|
#ifndef __cplusplus
|
|
#include <stddef.h>
|
|
#else
|
|
#include <cstddef>
|
|
#endif
|
|
|
|
#define WF_CONTAINER_OF(pointer, type, member) \
|
|
({ \
|
|
const typeof( ((type *)0)->member ) *__mptr = (pointer); \
|
|
(type *)( (char *)__mptr - offsetof(type, member) ); \
|
|
})
|
|
|
|
#endif
|