GIF89a;
Direktori : /lib/modules/3.10.0-1160.83.1.el7.centos.plus.x86_64/build/include/linux/ |
Current File : //lib/modules/3.10.0-1160.83.1.el7.centos.plus.x86_64/build/include/linux/stddef.h |
#ifndef _LINUX_STDDEF_H #define _LINUX_STDDEF_H #include <uapi/linux/stddef.h> #undef NULL #define NULL ((void *)0) enum { false = 0, true = 1 }; #undef offsetof #ifdef __compiler_offsetof #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) #else #define offsetof(TYPE, MEMBER) ((size_t)&((TYPE *)0)->MEMBER) #endif /** * sizeof_field(TYPE, MEMBER) * * @TYPE: The structure containing the field of interest * @MEMBER: The field to return the size of */ #define sizeof_field(TYPE, MEMBER) sizeof((((TYPE *)0)->MEMBER)) /** * offsetofend(TYPE, MEMBER) * * @TYPE: The type of the structure * @MEMBER: The member within the structure to get the end offset of */ #define offsetofend(TYPE, MEMBER) \ (offsetof(TYPE, MEMBER) + sizeof_field(TYPE, MEMBER)) #endif