diff options
| author | Jack Lloyd <[email protected]> | 2018-06-25 16:25:57 -0400 |
|---|---|---|
| committer | Jack Lloyd <[email protected]> | 2018-06-25 16:25:57 -0400 |
| commit | 2f2af322a957aebec3d545585054cfc88c9d62eb (patch) | |
| tree | 01d582422b4564cfa4e6f33e012e76fdb32f7ba3 | |
| parent | c4d3b64d2ebaa70c737c359a941301783036ca68 (diff) | |
Fix error in 1024-bit polynomial double
No big problem since we don't even support 1024-bit ciphers atm
(though I suppose someone might have used Lion for this)
| -rw-r--r-- | src/lib/utils/poly_dbl/poly_dbl.cpp | 4 | ||||
| -rw-r--r-- | src/tests/data/poly_dbl.vec | 5 |
2 files changed, 7 insertions, 2 deletions
diff --git a/src/lib/utils/poly_dbl/poly_dbl.cpp b/src/lib/utils/poly_dbl/poly_dbl.cpp index 62c7695da..65cee9f01 100644 --- a/src/lib/utils/poly_dbl/poly_dbl.cpp +++ b/src/lib/utils/poly_dbl/poly_dbl.cpp @@ -75,7 +75,7 @@ void poly_double_n(uint8_t out[], const uint8_t in[], size_t n) case 64: return poly_double<8, MinWeightPolynomial::P512>(out, in); case 128: - return poly_double<8, MinWeightPolynomial::P1024>(out, in); + return poly_double<16, MinWeightPolynomial::P1024>(out, in); default: throw Invalid_Argument("Unsupported size for poly_double_n"); } @@ -96,7 +96,7 @@ void poly_double_n_le(uint8_t out[], const uint8_t in[], size_t n) case 64: return poly_double_le<8, MinWeightPolynomial::P512>(out, in); case 128: - return poly_double_le<8, MinWeightPolynomial::P1024>(out, in); + return poly_double_le<16, MinWeightPolynomial::P1024>(out, in); default: throw Invalid_Argument("Unsupported size for poly_double_n_le"); } diff --git a/src/tests/data/poly_dbl.vec b/src/tests/data/poly_dbl.vec index fb5326f07..67fc36a94 100644 --- a/src/tests/data/poly_dbl.vec +++ b/src/tests/data/poly_dbl.vec @@ -238,3 +238,8 @@ Out = B70F003BEF3BCD3B1DEBA8B3B0B4033F738FC8DD5D8852EA26BA2A3D1C9461CC9A76C8B300 In = E30D8CF9184C855AA05F27B7EE1061DF238052A64452AA6B2FAD9DBC8F86243552F62F0F8F3D0D837292804F2401158787FF7D1AA2EDE287369509184FC674AE Out = C61B19F230990AB540BE4F6FDC20C3BE4700A54C88A554D65F5B3B791F0C486AA5EC5E1F1E7A1B06E525009E48022B0F0FFEFA3545DBC50E6D2A12309F8CE879 +In = 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 +Out = 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 + +In = 8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 +Out = 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080043 |