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Integrate CLSAGs into monero

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They are allowed from v12, and MLSAGs are rejected from v13.
This commit is contained in:
moneromooo-monero 2019-06-09 13:02:16 +00:00
parent 8cd1d6df8f
commit 82ee01699c
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GPG key ID: 686F07454D6CEFC3
31 changed files with 1083 additions and 195 deletions
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9
src/cryptonote_basic/cryptonote_format_utils.cpp
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@ -436,7 +436,7 @@ namespace cryptonote
{
CHECK_AND_ASSERT_MES(tx.pruned, std::numeric_limits<uint64_t>::max(), "get_pruned_transaction_weight does not support non pruned txes");
CHECK_AND_ASSERT_MES(tx.version >= 2, std::numeric_limits<uint64_t>::max(), "get_pruned_transaction_weight does not support v1 txes");
CHECK_AND_ASSERT_MES(tx.rct_signatures.type >= rct::RCTTypeBulletproof2,
CHECK_AND_ASSERT_MES(tx.rct_signatures.type >= rct::RCTTypeBulletproof2 || tx.rct_signatures.type == rct::RCTTypeCLSAG,
std::numeric_limits<uint64_t>::max(), "get_pruned_transaction_weight does not support older range proof types");
CHECK_AND_ASSERT_MES(!tx.vin.empty(), std::numeric_limits<uint64_t>::max(), "empty vin");
CHECK_AND_ASSERT_MES(tx.vin[0].type() == typeid(cryptonote::txin_to_key), std::numeric_limits<uint64_t>::max(), "empty vin");
@ -458,9 +458,12 @@ namespace cryptonote
extra = 32 * (9 + 2 * nrl) + 2;
weight += extra;
// calculate deterministic MLSAG data size
// calculate deterministic CLSAG/MLSAG data size
const size_t ring_size = boost::get<cryptonote::txin_to_key>(tx.vin[0]).key_offsets.size();
extra = tx.vin.size() * (ring_size * (1 + 1) * 32 + 32 /* cc */);
if (tx.rct_signatures.type == rct::RCTTypeCLSAG)
extra = tx.vin.size() * (ring_size + 2) * 32;
else
extra = tx.vin.size() * (ring_size * (1 + 1) * 32 + 32 /* cc */);
weight += extra;
// calculate deterministic pseudoOuts size