payloads/libpayload/include/stddef.h

#ifndef _STDDEF_H
#define _STDDEF_H

#include <arch/types.h>

#if !defined(offsetof)
#define offsetof(type, member) __builtin_offsetof(type, member)
#endif

#ifndef __WCHAR_TYPE__
#define __WCHAR_TYPE__ int
#endif
#ifndef __cplusplus
typedef __WCHAR_TYPE__ wchar_t;
#endif

#ifndef __SIZE_TYPE__
#define __SIZE_TYPE__ unsigned long
#endif
typedef __SIZE_TYPE__ size_t;
/* There is a GCC macro for a size_t type, but not
 * for a ssize_t type. Below construct tricks GCC
 * into making __SIZE_TYPE__ signed.
 */
#define unsigned signed
typedef __SIZE_TYPE__ ssize_t;
#undef unsigned

#define NSECS_PER_SEC 1000000000
#define USECS_PER_SEC 1000000
#define MSECS_PER_SEC 1000
#define NSECS_PER_MSEC (NSECS_PER_SEC / MSECS_PER_SEC)
#define NSECS_PER_USEC (NSECS_PER_SEC / USECS_PER_SEC)
#define USECS_PER_MSEC (USECS_PER_SEC / MSECS_PER_SEC)

#endif