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misc/simulators/hashbasedsig.py: the cost of labels was being double-counted.

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Signed-off-by: Daira Hopwood <daira@jacaranda.org>
This commit is contained in:
Daira Hopwood 2014-02-25 01:04:03 +00:00
parent 946a9f9ddd
commit b262f656f4
1 changed files with 3 additions and 3 deletions
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6
misc/simulators/hashbasedsig.py
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@ -177,7 +177,7 @@ def calculate(K, K1, K2, q_max, L_hash, trees):
c_D = (n-2)*(B-1) + firstL_max + firstC_max
# number of compressions to hash a Winternitz public key
c_W = compressions(n*L_hash + L_label)
c_W = compressions(n*L_hash)
# bitlength of a single Winternitz signature and authentication path
L_MW = (n + h_M ) * L_hash
@ -242,8 +242,8 @@ def search():
# find optimal Merkle tree shapes for this L_hash and each K
trees = {}
K_max = 50
c2 = compressions(2*L_hash + L_label)
c3 = compressions(3*L_hash + L_label)
c2 = compressions(2*L_hash)
c3 = compressions(3*L_hash)
for dau in xrange(0, 10):
a = pow(2, dau)
for tri in xrange(0, ceil_log(30-dau, 3)):