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Enable binary serializations of proofs and r1cs keys, and make the CPourTx proof field fixed-size.

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This commit is contained in:
Sean Bowe
2016-05-23 09:47:23 -06:00
parent 9cf13a3e85
commit 9285bba885
10 changed files with 22 additions and 21 deletions
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15
src/zcash/JoinSplit.cpp
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@@ -126,7 +126,7 @@ public:
JoinSplitCircuit() {}
bool verify(
const std::string& proof,
const boost::array<unsigned char, ZKSNARK_PROOF_SIZE>& proof,
const uint256& pubKeyHash,
const uint256& randomSeed,
const boost::array<uint256, NumInputs>& macs,
@@ -142,7 +142,8 @@ public:
r1cs_ppzksnark_proof<ppzksnark_ppT> r1cs_proof;
std::stringstream ss;
ss.str(proof);
std::string proof_str(proof.begin(), proof.end());
ss.str(proof_str);
ss >> r1cs_proof;
uint256 h_sig = this->h_sig(randomSeed, nullifiers, pubKeyHash);
@@ -160,7 +161,7 @@ public:
return r1cs_ppzksnark_verifier_strong_IC<ppzksnark_ppT>(*vk, witness, r1cs_proof);
}
std::string prove(
boost::array<unsigned char, ZKSNARK_PROOF_SIZE> prove(
const boost::array<JSInput, NumInputs>& inputs,
const boost::array<JSOutput, NumOutputs>& outputs,
boost::array<Note, NumOutputs>& out_notes,
@@ -266,8 +267,14 @@ public:
std::stringstream ss;
ss << proof;
std::string serialized_proof = ss.str();
return ss.str();
boost::array<unsigned char, ZKSNARK_PROOF_SIZE> result_proof;
//std::cout << "proof size in bytes when serialized: " << serialized_proof.size() << std::endl;
assert(serialized_proof.size() == ZKSNARK_PROOF_SIZE);
memcpy(&result_proof[0], &serialized_proof[0], ZKSNARK_PROOF_SIZE);
return result_proof;
}
};