-#define X0 (((uint64_t*)data)[0])
-#define X1 (((uint64_t*)data)[1])
-static
-void mix(void* data, uint8_t rot){
- uint64_t x;
- x = X1;
- X0 += x;
- X1 = ((x<<rot)|(x>>(64-rot))) ^ X0;
-}
-
memcpy(ctx->k, key, 4*8);
memcpy(ctx->t, tweak, 2*8);
uint8_t i;
memcpy(ctx->k, key, 4*8);
memcpy(ctx->t, tweak, 2*8);
uint8_t i;
X(0) += ctx->k[(s+0)%5];
X(1) += ctx->k[(s+1)%5] + ctx->t[s%3];
X(2) += ctx->k[(s+2)%5] + ctx->t[(s+1)%3];
X(3) += ctx->k[(s+3)%5] + s;
}
X(0) += ctx->k[(s+0)%5];
X(1) += ctx->k[(s+1)%5] + ctx->t[s%3];
X(2) += ctx->k[(s+2)%5] + ctx->t[(s+1)%3];
X(3) += ctx->k[(s+3)%5] + s;
}
uint8_t i=0,s=0;
uint8_t r0[8] = { 5, 36, 13, 58, 26, 53, 11, 59};
uint8_t r1[8] = {56, 28, 46, 44, 20, 35, 42, 50};
uint8_t i=0,s=0;
uint8_t r0[8] = { 5, 36, 13, 58, 26, 53, 11, 59};
uint8_t r1[8] = {56, 28, 46, 44, 20, 35, 42, 50};
- mix(data, r0[i%8]);
- mix((uint8_t*)data + 16, r1[i%8]);
+ threefish_mix(data, r0[i%8]);
+ threefish_mix((uint8_t*)data + 16, r1[i%8]);