enable CLSAG support for Trezor client

src/device_trezor/trezor/protocol.cpp

@@ -561,11 +561,6 @@ namespace tx {
       assign_to_repeatable(tsx_data.mutable_minor_indices(), tx.subaddr_indices.begin(), tx.subaddr_indices.end());
     }
 
-    // TODO: use HF_VERSION_CLSAG after CLSAG is merged
-    if (tsx_data.hard_fork() >= 13){
-      throw exc::ProtocolException("CLSAG is not yet implemented");
-    }
-
     // Rsig decision
     auto rsig_data = tsx_data.mutable_rsig_data();
     m_ct.rsig_type = get_rsig_type(tx.rct_config, tx.splitted_dsts.size());
@@ -1017,15 +1012,25 @@ namespace tx {
       }
     }
 
-    // CLSAG support comes here once it is merged to the Monero
+    if (m_ct.rv->type == rct::RCTTypeCLSAG){
+      m_ct.rv->p.CLSAGs.reserve(m_ct.signatures.size());
+      for (size_t i = 0; i < m_ct.signatures.size(); ++i) {
+        rct::clsag clsag;
+        if (!cn_deserialize(m_ct.signatures[i], clsag)) {
+          throw exc::ProtocolException("Cannot deserialize clsag[i]");
+        }
+        m_ct.rv->p.CLSAGs.push_back(clsag);
+      }
+    } else {
       m_ct.rv->p.MGs.reserve(m_ct.signatures.size());
-    for(size_t i = 0; i < m_ct.signatures.size(); ++i) {
+      for (size_t i = 0; i < m_ct.signatures.size(); ++i) {
         rct::mgSig mg;
         if (!cn_deserialize(m_ct.signatures[i], mg)) {
           throw exc::ProtocolException("Cannot deserialize mg[i]");
         }
         m_ct.rv->p.MGs.push_back(mg);
       }
+    }
 
     m_ct.tx.rct_signatures = *(m_ct.rv);
   }

src/wallet/wallet2.cpp

@@ -10682,7 +10682,7 @@ void wallet2::cold_sign_tx(const std::vector<pending_tx>& ptx_vector, signed_tx_
   hw::wallet_shim wallet_shim;
   setup_shim(&wallet_shim, this);
   aux_data.tx_recipients = dsts_info;
-  aux_data.bp_version = use_fork_rules(HF_VERSION_SMALLER_BP, -10) ? 2 : 1;
+  aux_data.bp_version = (use_fork_rules(HF_VERSION_CLSAG, -10) ? 3 : use_fork_rules(HF_VERSION_SMALLER_BP, -10) ? 2 : 1);
   aux_data.hard_fork = get_current_hard_fork();
   dev_cold->tx_sign(&wallet_shim, txs, exported_txs, aux_data);
   tx_device_aux = aux_data.tx_device_aux;

tests/trezor/daemon.cpp

@@ -247,7 +247,7 @@ bool mock_daemon::run_main()
 
     if (m_start_zmq)
     {
-      if (!zmq_server.addTCPSocket("127.0.0.1", m_zmq_bind_port))
+      if (!zmq_server.init_rpc("127.0.0.1", m_zmq_bind_port))
       {
         MERROR("Failed to add TCP Socket (127.0.0.1:" << m_zmq_bind_port << ") to ZMQ RPC Server");
 

tests/trezor/trezor_tests.cpp

@@ -139,7 +139,7 @@ int main(int argc, char* argv[])
 
     // Bootstrapping common chain & accounts
     const uint8_t initial_hf =  (uint8_t)get_env_long("TEST_MIN_HF", 12);
-    const uint8_t max_hf = (uint8_t)get_env_long("TEST_MAX_HF", 12);
+    const uint8_t max_hf = (uint8_t)get_env_long("TEST_MAX_HF", HF_VERSION_CLSAG);
     auto sync_test = get_env_long("TEST_KI_SYNC", 1);
     MINFO("Test versions " << MONERO_RELEASE_NAME << "' (v" << MONERO_VERSION_FULL << ")");
     MINFO("Testing hardforks [" << (int)initial_hf << ", " << (int)max_hf << "], sync-test: " << sync_test);
@@ -546,7 +546,7 @@ static void expand_tsx(cryptonote::transaction &tx)
     for (size_t n = 0; n < tx.vin.size(); ++n)
       rv.p.MGs[0].II[n] = rct::ki2rct(boost::get<txin_to_key>(tx.vin[n]).k_image);
   }
-  else if (rv.type == rct::RCTTypeSimple || rv.type == rct::RCTTypeBulletproof || rv.type == rct::RCTTypeBulletproof2 || rv.type == rct::RCTTypeCLSAG)
+  else if (rv.type == rct::RCTTypeSimple || rv.type == rct::RCTTypeBulletproof || rv.type == rct::RCTTypeBulletproof2)
   {
     CHECK_AND_ASSERT_THROW_MES(rv.p.MGs.size() == tx.vin.size(), "Bad MGs size");
     for (size_t n = 0; n < tx.vin.size(); ++n)
@@ -555,6 +555,21 @@ static void expand_tsx(cryptonote::transaction &tx)
       rv.p.MGs[n].II[0] = rct::ki2rct(boost::get<txin_to_key>(tx.vin[n]).k_image);
     }
   }
+  else if (rv.type == rct::RCTTypeCLSAG)
+  {
+    if (!tx.pruned)
+    {
+      CHECK_AND_ASSERT_THROW_MES(rv.p.CLSAGs.size() == tx.vin.size(), "Bad CLSAGs size");
+      for (size_t n = 0; n < tx.vin.size(); ++n)
+      {
+        rv.p.CLSAGs[n].I = rct::ki2rct(boost::get<txin_to_key>(tx.vin[n]).k_image);
+      }
+    }
+  }
+  else
+  {
+    CHECK_AND_ASSERT_THROW_MES(false, "Unsupported rct tx type: " + boost::lexical_cast<std::string>(rv.type));
+  }
 }
 
 static std::vector<tools::wallet2*> vct_wallets(tools::wallet2* w1=nullptr, tools::wallet2* w2=nullptr, tools::wallet2* w3=nullptr, tools::wallet2* w4=nullptr, tools::wallet2* w5=nullptr)
@@ -708,7 +723,9 @@ bool gen_trezor_base::generate(std::vector<test_event_entry>& events)
   std::vector<size_t> block_weights;
   generate_genesis_block(blk_gen, get_config(m_network_type).GENESIS_TX, get_config(m_network_type).GENESIS_NONCE);
   events.push_back(blk_gen);
-  generator.add_block(blk_gen, 0, block_weights, 0);
+  uint64_t rew = 0;
+  cryptonote::get_block_reward(0,  get_transaction_weight(blk_gen.miner_tx), 0, rew, 1);
+  generator.add_block(blk_gen, 0, block_weights, 0, rew);
 
   // First event has to be the genesis block
   m_bob_account.generate();
@@ -926,7 +943,7 @@ void gen_trezor_base::fix_hf(std::vector<test_event_entry>& events)
   // If current test requires higher hard-fork, move it up
   auto current_hf = m_hard_forks.back().first;
   CHECK_AND_ASSERT_THROW_MES(current_hf <= m_top_hard_fork, "Generated chain hardfork is higher than desired maximum");
-  CHECK_AND_ASSERT_THROW_MES(m_rct_config.bp_version != 2 || m_top_hard_fork >= 10, "Desired maximum is too low for BPv2");
+  CHECK_AND_ASSERT_THROW_MES(m_rct_config.bp_version < 2 || m_top_hard_fork >= 10, "Desired maximum is too low for BPv2");
 
   for(;current_hf < m_top_hard_fork; current_hf+=1)
   {
@@ -1014,9 +1031,10 @@ void gen_trezor_base::test_trezor_tx(std::vector<test_event_entry>& events, std:
   setup_shim(&wallet_shim);
   aux_data.tx_recipients = dsts_info;
   aux_data.bp_version = m_rct_config.bp_version;
+  aux_data.hard_fork = m_top_hard_fork;
   dev_cold->tx_sign(&wallet_shim, txs, exported_txs, aux_data);
 
-  MDEBUG("Signed tx data from hw: " << exported_txs.ptx.size() << " transactions");
+  MDEBUG("Signed tx data from hw: " << exported_txs.ptx.size() << " transactions, hf: " << (int)m_top_hard_fork << ", bpv: " << m_rct_config.bp_version);
   CHECK_AND_ASSERT_THROW_MES(exported_txs.ptx.size() == ptxs.size(), "Invalid transaction sizes");
 
   for (size_t i = 0; i < exported_txs.ptx.size(); ++i){
@@ -1245,10 +1263,14 @@ void gen_trezor_base::set_hard_fork(uint8_t hf)
   m_top_hard_fork = hf;
   if (hf < 9){
     throw std::runtime_error("Minimal supported Hardfork is 9");
-  } else if (hf == 9){
+  } else if (hf <= 11){
     rct_config({rct::RangeProofPaddedBulletproof, 1});
-  } else {
+  } else if (hf == 12){
     rct_config({rct::RangeProofPaddedBulletproof, 2});
+  } else if (hf == HF_VERSION_CLSAG){
+    rct_config({rct::RangeProofPaddedBulletproof, 3});
+  } else {
+    throw std::runtime_error("Unsupported HF");
   }
 }
 
@@ -1844,7 +1866,7 @@ bool wallet_api_tests::generate(std::vector<test_event_entry>& events)
   CHECK_AND_ASSERT_THROW_MES(w->refresh(), "Refresh fail");
   uint64_t balance = w->balance(0);
   MDEBUG("Balance: " << balance);
-  CHECK_AND_ASSERT_THROW_MES(w->status() == Monero::PendingTransaction::Status_Ok, "Status nok");
+  CHECK_AND_ASSERT_THROW_MES(w->status() == Monero::PendingTransaction::Status_Ok, "Status nok, " << w->errorString());
 
   auto addr = get_address(m_eve_account);
   auto recepient_address = cryptonote::get_account_address_as_str(m_network_type, false, addr);
@@ -1855,7 +1877,7 @@ bool wallet_api_tests::generate(std::vector<test_event_entry>& events)
                                                                   Monero::PendingTransaction::Priority_Medium,
                                                                   0,
                                                                   std::set<uint32_t>{});
-  CHECK_AND_ASSERT_THROW_MES(transaction->status() == Monero::PendingTransaction::Status_Ok, "Status nok");
+  CHECK_AND_ASSERT_THROW_MES(transaction->status() == Monero::PendingTransaction::Status_Ok, "Status nok: " << transaction->status() << ", msg: " << transaction->errorString());
   w->refresh();
 
   CHECK_AND_ASSERT_THROW_MES(w->balance(0) == balance, "Err");