Created
April 3, 2019 17:48
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import "ecc/babyjubjubParams.code" as context | |
import "ecc/proofOfOwnership.code" as proofOfOwnership | |
import "hashes/sha256/512bitPacked.code" as sha256packed | |
def proofOfKnowledge(private field i1, private field i2, private field i3, private field i4, field h0, field h1) -> (field): | |
digest = sha256packed([i1, i2, i3, i4]) | |
digest[0] == h0 | |
digest[1] == h1 | |
return 1 | |
def main(private field i1, private field i2, private field i3, private field i4, field h0, field h1, private field skA, field[2] pkA, private field skB, field[2] pkB) -> (field): | |
context = context() | |
field AhasKnowledge = proofOfKnowledge(i1, i2, i3, i4, h0, h1) | |
field AhasOwnership = proofOfOwnership(pkA, skA, context) | |
field BhasOwnership = proofOfOwnership(pkB, skB, context) | |
field isAwithKnowledge = if AhasKnowledge == 1 && AhasOwnership == 1 then 1 else 0 fi | |
field out = if isAwithKnowledge == 1 || BhasOwnership == 1 then 1 else 0 fi | |
return out |
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