#ifndef __UTILS_H_ #define __UTILS_H_ #include #ifdef __cplusplus extern "C" { #endif #define LIMIT(x, min, max) \ ({ \ typeof(x) _x = x; \ typeof(min) _min = min; \ typeof(max) _max = max; \ (((_x) < (_min)) ? (_min) : ((_x) > (_max)) ? (_max) \ : (_x)); \ }) #define DegToRad(a) ((a) *0.01745329252f) #define RadToDeg(a) ((a) *57.29577951f) #define ALIGN4(x) (((x) + 3) & ~3) #define ALIGN32(x) (((x) + 31) & ~31) // those work only in powers of 2 #define ROUNDDOWN(val, align) ((val) & ~(align - 1)) #define ROUNDUP(val, align) ROUNDDOWN(((val) + (align - 1)), align) #define le16(i) ((((uint16_t) ((i) &0xFF)) << 8) | ((uint16_t) (((i) &0xFF00) >> 8))) #define le32(i) ((((uint32_t) le16((i) &0xFFFF)) << 16) | ((uint32_t) le16(((i) &0xFFFF0000) >> 16))) #define le64(i) ((((uint64_t) le32((i) &0xFFFFFFFFLL)) << 32) | ((uint64_t) le32(((i) &0xFFFFFFFF00000000LL) >> 32))) //Needs to have log_init() called beforehand. void dumpHex(const void *data, size_t size); #ifdef __cplusplus } #endif #endif // __UTILS_H_