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derive multisig tx secret keys from an entropy source plus the tx inputs' key images

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This commit is contained in:
koe 2022-04-30 16:54:24 -05:00
parent cfdee9ba69
commit edcc094558
6 changed files with 147 additions and 15 deletions
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5
tests/core_tests/multisig.cpp
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@ -307,9 +307,10 @@ bool gen_multisig_tx_validation_base::generate_with(std::vector<test_event_entry
transaction tx;
crypto::secret_key tx_key;
std::vector<crypto::secret_key> additional_tx_secret_keys;
crypto::secret_key multisig_tx_key_entropy;
auto sources_copy = sources;
multisig::signing::tx_builder_ringct_t tx_builder;
CHECK_AND_ASSERT_MES(tx_builder.init(miner_account[creator].get_keys(), {}, 0, 0, {0}, sources, destinations, {}, {rct::RangeProofPaddedBulletproof, 4}, true, false, tx_key, additional_tx_secret_keys, tx), false, "error: multisig::signing::tx_builder_t::init");
CHECK_AND_ASSERT_MES(tx_builder.init(miner_account[creator].get_keys(), {}, 0, 0, {0}, sources, destinations, {}, {rct::RangeProofPaddedBulletproof, 4}, true, false, tx_key, additional_tx_secret_keys, multisig_tx_key_entropy, tx), false, "error: multisig::signing::tx_builder_ringct_t::init");
// work out the permutation done on sources
std::vector<size_t> ins_order;
@ -398,7 +399,7 @@ bool gen_multisig_tx_validation_base::generate_with(std::vector<test_event_entry
}
tools::apply_permutation(ins_order, k);
multisig::signing::tx_builder_ringct_t signer_tx_builder;
CHECK_AND_ASSERT_MES(signer_tx_builder.init(miner_account[signer].get_keys(), {}, 0, 0, {0}, sources, destinations, {}, {rct::RangeProofPaddedBulletproof, 4}, true, true, tx_key, additional_tx_secret_keys, tx), false, "error: multisig::signing::tx_builder_t::init");
CHECK_AND_ASSERT_MES(signer_tx_builder.init(miner_account[signer].get_keys(), {}, 0, 0, {0}, sources, destinations, {}, {rct::RangeProofPaddedBulletproof, 4}, true, true, tx_key, additional_tx_secret_keys, multisig_tx_key_entropy, tx), false, "error: multisig::signing::tx_builder_ringct_t::init");
MDEBUG("signing with k size " << k.size());
for (size_t n = 0; n < multisig::signing::kAlphaComponents; ++n)