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Properly serialize surjection proof in caching checker

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This commit is contained in:
Gregory Sanders 2019-02-18 09:09:50 -05:00
parent 7f6351782a
commit 50404afa1d
1 changed files with 3 additions and 3 deletions
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6
src/script/sigcache.cpp
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@ -202,9 +202,9 @@ bool CachingSurjectionProofChecker::VerifySurjectionProof(secp256k1_surjectionpr
// Serialize proof
std::vector<unsigned char> vchproof;
size_t proof_len = 0;
vchproof.resize(secp256k1_surjectionproof_serialized_size(secp256k1_ctx_verify_amounts, &proof));
secp256k1_surjectionproof_serialize(secp256k1_ctx_verify_amounts, &vchproof[0], &proof_len, &proof);
size_t proof_len = secp256k1_surjectionproof_serialized_size(secp256k1_ctx_verify_amounts, &proof);
vchproof.resize(proof_len);
assert(secp256k1_surjectionproof_serialize(secp256k1_ctx_verify_amounts, &vchproof[0], &proof_len, &proof) == 1);
// wtxid commits to all data including surj targets
// we need to specify the proof and output asset point to be unique