1#ifndef blamka_round_ref_H 2#define blamka_round_ref_H 3 4#include "private/common.h" 5 6/*designed by the Lyra PHC team */ 7static inline uint64_t 8fBlaMka(uint64_t x, uint64_t y) 9{ 10 const uint64_t m = UINT64_C(0xFFFFFFFF); 11 const uint64_t xy = (x & m) * (y & m); 12 return x + y + 2 * xy; 13} 14 15#define G(a, b, c, d) \ 16 do { \ 17 a = fBlaMka(a, b); \ 18 d = ROTR64(d ^ a, 32); \ 19 c = fBlaMka(c, d); \ 20 b = ROTR64(b ^ c, 24); \ 21 a = fBlaMka(a, b); \ 22 d = ROTR64(d ^ a, 16); \ 23 c = fBlaMka(c, d); \ 24 b = ROTR64(b ^ c, 63); \ 25 } while ((void) 0, 0) 26 27#define BLAKE2_ROUND_NOMSG(v0, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, \ 28 v12, v13, v14, v15) \ 29 do { \ 30 G(v0, v4, v8, v12); \ 31 G(v1, v5, v9, v13); \ 32 G(v2, v6, v10, v14); \ 33 G(v3, v7, v11, v15); \ 34 G(v0, v5, v10, v15); \ 35 G(v1, v6, v11, v12); \ 36 G(v2, v7, v8, v13); \ 37 G(v3, v4, v9, v14); \ 38 } while ((void) 0, 0) 39 40#endif 41