20 const uint32_t* EK = &m_EK[0];
22 const size_t blocks4 = blocks / 4;
23 const size_t blocks_left = blocks % 4;
27 uint32_t L0, R0, L1, R1, L2, R2, L3, R3;
30 for(
size_t r = 0; r != 32; ++r)
32 L0 += (((R0 << 4) ^ (R0 >> 5)) + R0) ^ EK[2*r];
33 L1 += (((R1 << 4) ^ (R1 >> 5)) + R1) ^ EK[2*r];
34 L2 += (((R2 << 4) ^ (R2 >> 5)) + R2) ^ EK[2*r];
35 L3 += (((R3 << 4) ^ (R3 >> 5)) + R3) ^ EK[2*r];
37 R0 += (((L0 << 4) ^ (L0 >> 5)) + L0) ^ EK[2*r+1];
38 R1 += (((L1 << 4) ^ (L1 >> 5)) + L1) ^ EK[2*r+1];
39 R2 += (((L2 << 4) ^ (L2 >> 5)) + L2) ^ EK[2*r+1];
40 R3 += (((L3 << 4) ^ (L3 >> 5)) + L3) ^ EK[2*r+1];
51 for(
size_t r = 0; r != 32; ++r)
53 L += (((R << 4) ^ (R >> 5)) + R) ^ EK[2*r];
54 R += (((L << 4) ^ (L >> 5)) + L) ^ EK[2*r+1];
68 const uint32_t* EK = &m_EK[0];
70 const size_t blocks4 = blocks / 4;
71 const size_t blocks_left = blocks % 4;
75 uint32_t L0, R0, L1, R1, L2, R2, L3, R3;
78 for(
size_t r = 0; r != 32; ++r)
80 R0 -= (((L0 << 4) ^ (L0 >> 5)) + L0) ^ EK[63 - 2*r];
81 R1 -= (((L1 << 4) ^ (L1 >> 5)) + L1) ^ EK[63 - 2*r];
82 R2 -= (((L2 << 4) ^ (L2 >> 5)) + L2) ^ EK[63 - 2*r];
83 R3 -= (((L3 << 4) ^ (L3 >> 5)) + L3) ^ EK[63 - 2*r];
85 L0 -= (((R0 << 4) ^ (R0 >> 5)) + R0) ^ EK[62 - 2*r];
86 L1 -= (((R1 << 4) ^ (R1 >> 5)) + R1) ^ EK[62 - 2*r];
87 L2 -= (((R2 << 4) ^ (R2 >> 5)) + R2) ^ EK[62 - 2*r];
88 L3 -= (((R3 << 4) ^ (R3 >> 5)) + R3) ^ EK[62 - 2*r];
99 for(
size_t r = 0; r != 32; ++r)
101 R -= (((L << 4) ^ (L >> 5)) + L) ^ m_EK[63 - 2*r];
102 L -= (((R << 4) ^ (R >> 5)) + R) ^ m_EK[62 - 2*r];