#pragma once

#include <stdlib.h>	//calloc
#include <sys/time.h>//gettimeofday
#define ALLOC(type, number) ((type *)calloc(sizeof(type), number))
#define	FREE(p)	{free(*p);*p=NULL;}

#define	TRUE	1
#define	FALSE	0

#ifndef MAX
#define MAX(a, b)  	(((a) > (b)) ? (a) : (b))
#endif

#ifndef MIN
#define MIN(a, b)  	(((a) < (b)) ? (a) : (b))
#endif

#ifndef offsetof
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
#endif

#ifndef container_of
#define container_of(ptr, type, member) ({			 \
	const typeof( ((type *)0)->member ) *__mptr = (ptr); \
	(type *)( (char *)__mptr - offsetof(type,member) );})
#endif
#define timeval_delta_ms(start, end) ((end.tv_sec-start.tv_sec)*1000 + (end.tv_usec-start.tv_usec)/1000)
#define timeval_delta_us(start, end) ((end.tv_sec-start.tv_sec)*1000*1000 + (end.tv_usec-start.tv_usec))
#define likely(x)       __builtin_expect((x),1)
#define unlikely(x)     __builtin_expect((x),0)