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-rw-r--r--python/multiplications.py186
1 files changed, 0 insertions, 186 deletions
diff --git a/python/multiplications.py b/python/multiplications.py
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index c5f1e44..0000000
--- a/python/multiplications.py
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@@ -1,186 +0,0 @@
-
-# Multiply by matrix M
-def _multiplyM(lane):
- multiplied_lane = [lane[(byte-1) % 8] for byte in range(0, 8)]
-
- multiplied_lane[2] ^= ((lane[6] << 2) & 0xff)
- multiplied_lane[4] ^= ((lane[4] >> 3) & 0xff)
- multiplied_lane[5] ^= ((lane[5] << 3) & 0xff)
-
- return multiplied_lane
-
-def _multiplyM2(lane):
- multiplied_lane = [lane[(byte-2) % 8] for byte in range(0, 8)]
-
- multiplied_lane[2] ^= ((lane[5] << 2) & 0xff)
- multiplied_lane[3] ^= ((lane[6] << 2) & 0xff)
- multiplied_lane[4] ^= ((lane[3] >> 3) & 0xff) ^ ((lane[4] >> 6) & 0xff)
- multiplied_lane[5] ^= ((lane[5] << 6) & 0xff)
- multiplied_lane[6] ^= ((lane[5] << 3) & 0xff)
-
- # binary matrix M1
- multi_mat_l4_m1 = 0
- l4 = lane[4]
- multi_mat_l4_m1 ^= ((l4 & 0x8) >> 3)
- multi_mat_l4_m1 ^= ((l4 & 0x10) >> 3)
- multi_mat_l4_m1 ^= ((l4 & 0x20) >> 3)
- multi_mat_l4_m1 ^= ((l4 & 0x40) >> 3) ^ ((l4 & 0x1) << 3)
- multi_mat_l4_m1 ^= ((l4 & 0x80) >> 3) ^ ((l4 & 0x2) << 3)
- multi_mat_l4_m1 ^= ((l4 & 0x04) << 3)
- multi_mat_l4_m1 ^= ((l4 & 0x08) << 3)
- multi_mat_l4_m1 ^= ((l4 & 0x10) << 3)
-
- multiplied_lane[5] ^= multi_mat_l4_m1
-
- return multiplied_lane
-
-
-def _multiplyM3(lane):
- multiplied_lane = [lane[(byte-3) % 8] for byte in range(0, 8)]
-
- multiplied_lane[2] ^= ((lane[4] << 2) & 0xff) ^ ((lane[5] << 5) & 0xff)
- multiplied_lane[3] ^= ((lane[5] << 2) & 0xff)
- multiplied_lane[4] ^= ((lane[2] >> 3) & 0xff) ^ ((lane[3] >> 6) & 0xff) ^ ((lane[6] << 2) & 0xff)
- multiplied_lane[6] ^= ((lane[5] << 6) & 0xff)
- multiplied_lane[7] ^= ((lane[5] << 3) & 0xff)
-
- # binary matrix M1
- multi_mat_l3_m1 = 0
- l3 = lane[3]
- multi_mat_l3_m1 ^= ((l3 & 0x8) >> 3)
- multi_mat_l3_m1 ^= ((l3 & 0x10) >> 3)
- multi_mat_l3_m1 ^= ((l3 & 0x20) >> 3)
- multi_mat_l3_m1 ^= ((l3 & 0x40) >> 3) ^ ((l3 & 0x1) << 3)
- multi_mat_l3_m1 ^= ((l3 & 0x80) >> 3) ^ ((l3 & 0x2) << 3)
- multi_mat_l3_m1 ^= ((l3 & 0x04) << 3)
- multi_mat_l3_m1 ^= ((l3 & 0x08) << 3)
- multi_mat_l3_m1 ^= ((l3 & 0x10) << 3)
-
- # binary matrix M1
- multi_mat_l4_m1 = 0
- l4 = lane[4]
- multi_mat_l4_m1 ^= ((l4 & 0x8) >> 3)
- multi_mat_l4_m1 ^= ((l4 & 0x10) >> 3)
- multi_mat_l4_m1 ^= ((l4 & 0x20) >> 3)
- multi_mat_l4_m1 ^= ((l4 & 0x40) >> 3) ^ ((l4 & 0x1) << 3)
- multi_mat_l4_m1 ^= ((l4 & 0x80) >> 3) ^ ((l4 & 0x2) << 3)
- multi_mat_l4_m1 ^= ((l4 & 0x04) << 3)
- multi_mat_l4_m1 ^= ((l4 & 0x08) << 3)
- multi_mat_l4_m1 ^= ((l4 & 0x10) << 3)
-
- # binary matrix M2
- multi_mat_l4_m2 = 0
- l4 = lane[4]
- multi_mat_l4_m2 ^= ((l4 & 0x40) >> 6)
- multi_mat_l4_m2 ^= ((l4 & 0x80) >> 6)
- multi_mat_l4_m2 ^= (l4 & 0x08)
- multi_mat_l4_m2 ^= (l4 & 0x10)
- multi_mat_l4_m2 ^= (l4 & 0x20)
- multi_mat_l4_m2 ^= (l4 & 0x40) ^ ((l4 & 0x1) << 6)
- multi_mat_l4_m2 ^= (l4 & 0x80) ^ ((l4 & 0x2) << 6)
-
-
- multiplied_lane[5] ^= multi_mat_l3_m1 ^ multi_mat_l4_m2
- multiplied_lane[6] ^= multi_mat_l4_m1
-
- return multiplied_lane
-
-
-def _multiplyMR(lane):
- multiplied_lane = [lane[(byte+1) % 8] for byte in range(0, 8)]
-
- multiplied_lane[2] ^= ((lane[4] >> 3) & 0xff)
- multiplied_lane[4] ^= ((lane[6] << 3) & 0xff)
- multiplied_lane[5] ^= ((lane[3] << 2) & 0xff)
-
- return multiplied_lane
-
-
-def _multiplyMR2(lane):
- multiplied_lane = [lane[(byte+2) % 8] for byte in range(0, 8)]
-
- multiplied_lane[1] ^= ((lane[4] >> 3) & 0xff)
- multiplied_lane[2] ^= ((lane[5] >> 3) & 0xff)
- multiplied_lane[3] ^= ((lane[6] << 3) & 0xff)
- multiplied_lane[4] ^= ((lane[3] << 2) & 0xff) ^ ((lane[7] << 3) & 0xff)
- multiplied_lane[5] ^= ((lane[4] << 2) & 0xff)
-
-
- # binary matrix m3
- multi_mat_l6_m3 = 0
- l6 = lane[6]
- multi_mat_l6_m3 ^= (l6 & 0x1)
- multi_mat_l6_m3 ^= (l6 & 0x2)
- multi_mat_l6_m3 ^= (l6 & 0x4)
- multi_mat_l6_m3 ^= (l6 & 0x8)
- multi_mat_l6_m3 ^= (l6 & 0x10)
-
-
- multiplied_lane[2] ^= multi_mat_l6_m3
-
- return multiplied_lane
-
-def _multiplyMR3(lane):
- multiplied_lane = [lane[(byte+3) % 8] for byte in range(0, 8)]
-
- multiplied_lane[0] ^= ((lane[4] >> 3) & 0xff)
- multiplied_lane[1] ^= ((lane[5] >> 3) & 0xff)
- multiplied_lane[3] ^= ((lane[3] << 2) & 0xff) ^ ((lane[7] << 3) & 0xff)
- multiplied_lane[4] ^= ((lane[0] << 3) & 0xff) ^ ((lane[4] << 2) & 0xff)
- multiplied_lane[5] ^= ((lane[5] << 2) & 0xff) ^ ((lane[6] << 5) & 0xff)
-
- # binary matrix m3
- multi_mat_l6_m3 = 0
- l6 = lane[6]
- multi_mat_l6_m3 ^= (l6 & 0x1)
- multi_mat_l6_m3 ^= (l6 & 0x2)
- multi_mat_l6_m3 ^= (l6 & 0x4)
- multi_mat_l6_m3 ^= (l6 & 0x8)
- multi_mat_l6_m3 ^= (l6 & 0x10)
-
- # binary matrix m3
- multi_mat_l7_m3 = 0
- l7 = lane[7]
- multi_mat_l7_m3 ^= (l7 & 0x1)
- multi_mat_l7_m3 ^= (l7 & 0x2)
- multi_mat_l7_m3 ^= (l7 & 0x4)
- multi_mat_l7_m3 ^= (l7 & 0x8)
- multi_mat_l7_m3 ^= (l7 & 0x10)
-
- # binary matrix m4
- multi_mat_l3_m4 = 0
- l3 = lane[3]
- multi_mat_l3_m4 ^= ((l3 & 0x2) >> 1)
- multi_mat_l3_m4 ^= ((l3 & 0x4) >> 1)
- multi_mat_l3_m4 ^= ((l3 & 0x8) >> 1)
- multi_mat_l3_m4 ^= ((l3 & 0x10) >> 1)
- multi_mat_l3_m4 ^= ((l3 & 0x20) >> 1)
-
- # binary matrix m1 for MR
- multi_mat_l6_m1 = 0
- l6 = lane[6]
- multi_mat_l6_m1 ^= ((l6 & 0x8) >> 3)
- multi_mat_l6_m1 ^= ((l6 & 0x10) >> 3)
- multi_mat_l6_m1 ^= ((l6 & 0x20) >> 3)
- multi_mat_l6_m1 ^= ((l6 & 0x40) >> 3) ^ ((l6 & 0x1) << 3)
- multi_mat_l6_m1 ^= ((l6 & 0x80) >> 3) ^ ((l6 & 0x2) << 3)
- multi_mat_l6_m1 ^= ((l6 & 0x4) << 3)
- multi_mat_l6_m1 ^= ((l6 & 0x8) << 3)
- multi_mat_l6_m1 ^= ((l6 & 0x10) << 3)
-
-
- multiplied_lane[1] ^= multi_mat_l6_m3
- multiplied_lane[2] ^= multi_mat_l3_m4 ^ multi_mat_l6_m1 ^ multi_mat_l7_m3
-
- return multiplied_lane
-
-
-ALPHAS = (
- list, # Identity.
- _multiplyM,
- _multiplyM2,
- _multiplyM3,
- _multiplyMR,
- _multiplyMR2,
- _multiplyMR3
-)
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-06 17:40:39 +0000