macros.h

#ifndef MACROS_H
#define MACROS_H

#include <stdint.h>
#include <string.h>

#include "portable.h"

#define XCHG(x, y) (t) = (x); (x) = (y); (y) = (t);

#define MIN(X, Y) (((X) < (Y)) ? (X) : (Y))

typedef union _w16_t {
  uint8_t b[2];
  uint16_t w;
} w16_t;

typedef union _w32_t {
  uint8_t b[4];
  uint32_t w;
} w32_t;

typedef union _w64_t {
  uint8_t b[8];
  uint32_t w[2];
  uint64_t q;
} w64_t;

typedef union _w128_t {
  uint8_t b[16];
  uint32_t w[4];
  uint64_t q[2];
  uint8_t m[4][4]; // matrix  
} w128_t;

typedef union _w256_t {
  uint8_t b[32];
  uint32_t w[8];
  uint64_t q[4];
} w256_t;

typedef union _w512_t {
  uint8_t b[64];
  uint32_t w[16];
  uint64_t q[8];
} w512_t;

typedef union _w1024_t {
  uint8_t b[128];
  uint32_t w[32];
  uint64_t q[16];
} w1024_t;

typedef union _w2048_t {
  uint8_t b[256];
  uint32_t w[64];
  uint64_t q[32];
} w2048_t;

#endif