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| author | Riccardo Spagni <ric@spagni.net> | 2015-08-24 19:34:10 +0200 |
|---|---|---|
| committer | Riccardo Spagni <ric@spagni.net> | 2015-10-26 18:00:53 +0200 |
| commit | bb0c161e7d4bff0e70b59c2f4267da96f34742af (patch) | |
| tree | 6218bba2ad3cdaa4a8c0be027587db736a2cc946 /src/crypto/shen_ed25519_ref/ref10/d.py | |
| parent | Merge pull request #448 (diff) | |
| download | monero-bb0c161e7d4bff0e70b59c2f4267da96f34742af.tar.xz | |
renamed folder
Diffstat (limited to 'src/crypto/shen_ed25519_ref/ref10/d.py')
| -rw-r--r-- | src/crypto/shen_ed25519_ref/ref10/d.py | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/src/crypto/shen_ed25519_ref/ref10/d.py b/src/crypto/shen_ed25519_ref/ref10/d.py deleted file mode 100644 index 8995bb86a..000000000 --- a/src/crypto/shen_ed25519_ref/ref10/d.py +++ /dev/null @@ -1,28 +0,0 @@ -q = 2**255 - 19 - -def expmod(b,e,m): - if e == 0: return 1 - t = expmod(b,e/2,m)**2 % m - if e & 1: t = (t*b) % m - return t - -def inv(x): - return expmod(x,q-2,q) - -def radix255(x): - x = x % q - if x + x > q: x -= q - x = [x,0,0,0,0,0,0,0,0,0] - bits = [26,25,26,25,26,25,26,25,26,25] - for i in range(9): - carry = (x[i] + 2**(bits[i]-1)) / 2**bits[i] - x[i] -= carry * 2**bits[i] - x[i + 1] += carry - result = "" - for i in range(9): - result = result+str(x[i])+"," - result = result+str(x[9]) - return result - -d = -121665 * inv(121666) -print radix255(d) |