diff options
Diffstat (limited to 'sha3sum.py')
| -rwxr-xr-x | sha3sum.py | 107 |
1 files changed, 36 insertions, 71 deletions
@@ -50,11 +50,6 @@ class SHA3: :list<int> Keccak-f round temporary ''' - D = [0, 0, 0, 0, 0] - ''' - :list<int> Keccak-f round temporary - ''' - r = 0 ''' @@ -150,72 +145,42 @@ class SHA3: SHA3.C[3] = (A[15] ^ A[16]) ^ (A[17] ^ A[18]) ^ A[19] SHA3.C[4] = (A[20] ^ A[21]) ^ (A[22] ^ A[23]) ^ A[24] - SHA3.D[0] = SHA3.C[4] ^ SHA3.rotate(SHA3.C[1], 1) - SHA3.D[1] = SHA3.C[0] ^ SHA3.rotate(SHA3.C[2], 1) - SHA3.D[2] = SHA3.C[1] ^ SHA3.rotate(SHA3.C[3], 1) - SHA3.D[3] = SHA3.C[2] ^ SHA3.rotate(SHA3.C[4], 1) - SHA3.D[4] = SHA3.C[3] ^ SHA3.rotate(SHA3.C[0], 1) - - A[0] ^= SHA3.D[0] - A[5] ^= SHA3.D[1] - A[10] ^= SHA3.D[2] - A[15] ^= SHA3.D[3] - A[20] ^= SHA3.D[4] - - A[1] ^= SHA3.D[0] - A[6] ^= SHA3.D[1] - A[11] ^= SHA3.D[2] - A[16] ^= SHA3.D[3] - A[21] ^= SHA3.D[4] - - A[2] ^= SHA3.D[0] - A[7] ^= SHA3.D[1] - A[12] ^= SHA3.D[2] - A[17] ^= SHA3.D[3] - A[22] ^= SHA3.D[4] - - A[3] ^= SHA3.D[0] - A[8] ^= SHA3.D[1] - A[13] ^= SHA3.D[2] - A[18] ^= SHA3.D[3] - A[23] ^= SHA3.D[4] - - A[4] ^= SHA3.D[0] - A[9] ^= SHA3.D[1] - A[14] ^= SHA3.D[2] - A[19] ^= SHA3.D[3] - A[24] ^= SHA3.D[4] - - # ρ and π steps - SHA3.B[0][0] = SHA3.rotate(A[0], 0) - SHA3.B[0][2] = SHA3.rotate(A[5], 1) - SHA3.B[0][4] = SHA3.rotate(A[10], 62) - SHA3.B[0][1] = SHA3.rotate(A[15], 28) - SHA3.B[0][3] = SHA3.rotate(A[20], 27) - - SHA3.B[1][3] = SHA3.rotate(A[1], 36) - SHA3.B[1][0] = SHA3.rotate(A[6], 44) - SHA3.B[1][2] = SHA3.rotate(A[11], 6) - SHA3.B[1][4] = SHA3.rotate(A[16], 55) - SHA3.B[1][1] = SHA3.rotate(A[21], 20) - - SHA3.B[2][1] = SHA3.rotate(A[2], 3) - SHA3.B[2][3] = SHA3.rotate(A[7], 10) - SHA3.B[2][0] = SHA3.rotate(A[12], 43) - SHA3.B[2][2] = SHA3.rotate(A[17], 25) - SHA3.B[2][4] = SHA3.rotate(A[22], 39) - - SHA3.B[3][4] = SHA3.rotate(A[3], 41) - SHA3.B[3][1] = SHA3.rotate(A[8], 45) - SHA3.B[3][3] = SHA3.rotate(A[13], 15) - SHA3.B[3][0] = SHA3.rotate(A[18], 21) - SHA3.B[3][2] = SHA3.rotate(A[23], 8) - - SHA3.B[4][2] = SHA3.rotate(A[4], 18) - SHA3.B[4][4] = SHA3.rotate(A[9], 2) - SHA3.B[4][1] = SHA3.rotate(A[14], 61) - SHA3.B[4][3] = SHA3.rotate(A[19], 56) - SHA3.B[4][0] = SHA3.rotate(A[24], 14) + da = SHA3.C[4] ^ SHA3.rotate(SHA3.C[1], 1) + db = SHA3.C[0] ^ SHA3.rotate(SHA3.C[2], 1) + dc = SHA3.C[1] ^ SHA3.rotate(SHA3.C[3], 1) + dd = SHA3.C[2] ^ SHA3.rotate(SHA3.C[4], 1) + de = SHA3.C[3] ^ SHA3.rotate(SHA3.C[0], 1) + + # ρ and π steps, with last part of θ + SHA3.B[0][0] = SHA3.rotate(A[0] ^ da, 0) + SHA3.B[0][2] = SHA3.rotate(A[5] ^ db, 1) + SHA3.B[0][4] = SHA3.rotate(A[10] ^ dc, 62) + SHA3.B[0][1] = SHA3.rotate(A[15] ^ dd, 28) + SHA3.B[0][3] = SHA3.rotate(A[20] ^ de, 27) + + SHA3.B[1][3] = SHA3.rotate(A[1] ^ da, 36) + SHA3.B[1][0] = SHA3.rotate(A[6] ^ db, 44) + SHA3.B[1][2] = SHA3.rotate(A[11] ^ dc, 6) + SHA3.B[1][4] = SHA3.rotate(A[16] ^ dd, 55) + SHA3.B[1][1] = SHA3.rotate(A[21] ^ de, 20) + + SHA3.B[2][1] = SHA3.rotate(A[2] ^ da, 3) + SHA3.B[2][3] = SHA3.rotate(A[7] ^ db, 10) + SHA3.B[2][0] = SHA3.rotate(A[12] ^ dc, 43) + SHA3.B[2][2] = SHA3.rotate(A[17] ^ dd, 25) + SHA3.B[2][4] = SHA3.rotate(A[22] ^ de, 39) + + SHA3.B[3][4] = SHA3.rotate(A[3] ^ da, 41) + SHA3.B[3][1] = SHA3.rotate(A[8] ^ db, 45) + SHA3.B[3][3] = SHA3.rotate(A[13] ^ dc, 15) + SHA3.B[3][0] = SHA3.rotate(A[18] ^ dd, 21) + SHA3.B[3][2] = SHA3.rotate(A[23] ^ de, 8) + + SHA3.B[4][2] = SHA3.rotate(A[4] ^ da, 18) + SHA3.B[4][4] = SHA3.rotate(A[9] ^ db, 2) + SHA3.B[4][1] = SHA3.rotate(A[14] ^ dc, 61) + SHA3.B[4][3] = SHA3.rotate(A[19] ^ dd, 56) + SHA3.B[4][0] = SHA3.rotate(A[24] ^ de, 14) # ξ step A[0] = SHA3.B[0][0] ^ ((~(SHA3.B[1][0])) & SHA3.B[2][0]) |