for (i = 0; i < 4; i++) STORE32_L(fk->t1 + i * 4, ct[i]);
pt[0] = 1; twofish_eblk(&k, pt, ct);
for (i = 0; i < 4; i++) STORE32_L(fk->t1 + 4 + i * 4, ct[i]);
for (i = 0; i < 4; i++) STORE32_L(fk->t1 + i * 4, ct[i]);
pt[0] = 1; twofish_eblk(&k, pt, ct);
for (i = 0; i < 4; i++) STORE32_L(fk->t1 + 4 + i * 4, ct[i]);