#ifndef _UTILS_H_
#define _UTILS_H_

#ifdef __cplusplus
extern "C"
{
#endif

    /* Constants */
#define KB_SIZE     1024.0
#define MB_SIZE     1048576.0
#define GB_SIZE     1073741824.0

    /* Macros */
#define round_up(x,n)   (-(-(x) & -(n)))

#define SAFE_FREE(P) if(P){free(P);P=NULL;}

    /* Prototypes */
    u32 swap32(u32);

#ifdef __cplusplus
}
#endif

#endif