1 #ifndef _LINUX_STDDEF_H
2 #define _LINUX_STDDEF_H
4 #include <linux/compiler.h>
7 #if defined(__cplusplus)
10 #define NULL ((void *)0)
21 #ifdef __compiler_offsetof
22 #define offsetof(TYPE,MEMBER) __compiler_offsetof(TYPE,MEMBER)
24 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
28 * offsetofend(TYPE, MEMBER)
30 * @TYPE: The type of the structure
31 * @MEMBER: The member within the structure to get the end offset of
33 #define offsetofend(TYPE, MEMBER) \
34 (offsetof(TYPE, MEMBER) + sizeof(((TYPE *)0)->MEMBER))
36 #endif /* __KERNEL__ */