wallet: fix offline signing calling a daemon RPC

src/cryptonote_basic/cryptonote_boost_serialization.h

@@ -339,6 +339,13 @@ namespace boost
     if (x.type == rct::RCTTypeBulletproof || x.type == rct::RCTTypeBulletproof2)
       a & x.p.pseudoOuts;
   }
+
+  template <class Archive>
+  inline void serialize(Archive &a, rct::RCTConfig &x, const boost::serialization::version_type ver)
+  {
+    a & x.range_proof_type;
+    a & x.bp_version;
+  }
 }
 }
 

src/device_trezor/trezor/protocol.cpp

@@ -410,8 +410,8 @@ namespace tx {
     }
   }
 
-  static unsigned get_rsig_type(bool use_bulletproof, size_t num_outputs){
+  static unsigned get_rsig_type(const rct::RCTConfig &rct_config, size_t num_outputs){
-    if (!use_bulletproof){
+    if (rct_config.range_proof_type == rct::RangeProofBorromean){
       return rct::RangeProofBorromean;
     } else if (num_outputs > BULLETPROOF_MAX_OUTPUTS){
       return rct::RangeProofMultiOutputBulletproof;
@@ -506,9 +506,9 @@ namespace tx {
 
     // Rsig decision
     auto rsig_data = tsx_data.mutable_rsig_data();
-    m_ct.rsig_type = get_rsig_type(tx.use_bulletproofs, tx.splitted_dsts.size());
+    m_ct.rsig_type = get_rsig_type(tx.rct_config, tx.splitted_dsts.size());
     rsig_data->set_rsig_type(m_ct.rsig_type);
-    if (tx.use_bulletproofs){
+    if (tx.rct_config.range_proof_type != rct::RangeProofBorromean){
       m_ct.bp_version = (m_aux_data->bp_version ? m_aux_data->bp_version.get() : 1);
       rsig_data->set_bp_version((uint32_t) m_ct.bp_version);
     }

src/device_trezor/trezor/protocol.hpp

@@ -281,7 +281,7 @@ namespace tx {
     }
 
     bool is_req_bulletproof() const {
-      return m_ct.tx_data.use_bulletproofs;
+      return m_ct.tx_data.rct_config.range_proof_type != rct::RangeProofBorromean;
     }
 
     bool is_bulletproof() const {

src/wallet/wallet2.cpp

@@ -6012,12 +6012,7 @@ bool wallet2::sign_tx(unsigned_tx_set &exported_txs, std::vector<wallet2::pendin
     LOG_PRINT_L1(" " << (n+1) << ": " << sd.sources.size() << " inputs, ring size " << sd.sources[0].outputs.size());
     signed_txes.ptx.push_back(pending_tx());
     tools::wallet2::pending_tx &ptx = signed_txes.ptx.back();
-    rct::RCTConfig rct_config = { rct::RangeProofBorromean, 0 };
+    rct::RCTConfig rct_config = sd.rct_config;
-    if (sd.use_bulletproofs)
-    {
-      rct_config.range_proof_type = rct::RangeProofPaddedBulletproof;
-      rct_config.bp_version = use_fork_rules(HF_VERSION_SMALLER_BP, -10) ? 2 : 1;
-    }
     crypto::secret_key tx_key;
     std::vector<crypto::secret_key> additional_tx_keys;
     rct::multisig_out msout;
@@ -6494,12 +6489,7 @@ bool wallet2::sign_multisig_tx(multisig_tx_set &exported_txs, std::vector<crypto
     cryptonote::transaction tx;
     rct::multisig_out msout = ptx.multisig_sigs.front().msout;
     auto sources = sd.sources;
-    rct::RCTConfig rct_config = { rct::RangeProofBorromean, 0 };
+    rct::RCTConfig rct_config = sd.rct_config;
-    if (sd.use_bulletproofs)
-    {
-      rct_config.range_proof_type = rct::RangeProofPaddedBulletproof;
-      rct_config.bp_version = use_fork_rules(HF_VERSION_SMALLER_BP, -10) ? 2 : 1;
-    }
     bool r = cryptonote::construct_tx_with_tx_key(m_account.get_keys(), m_subaddresses, sources, sd.splitted_dsts, ptx.change_dts.addr, sd.extra, tx, sd.unlock_time, ptx.tx_key, ptx.additional_tx_keys, sd.use_rct, rct_config, &msout, false);
     THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sd.sources, sd.splitted_dsts, sd.unlock_time, m_nettype);
 
@@ -7960,7 +7950,7 @@ void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_ent
   ptx.construction_data.extra = tx.extra;
   ptx.construction_data.unlock_time = unlock_time;
   ptx.construction_data.use_rct = false;
-  ptx.construction_data.use_bulletproofs = false;
+  ptx.construction_data.rct_config = { rct::RangeProofBorromean, 0 };
   ptx.construction_data.dests = dsts;
   // record which subaddress indices are being used as inputs
   ptx.construction_data.subaddr_account = subaddr_account;
@@ -8242,7 +8232,7 @@ void wallet2::transfer_selected_rct(std::vector<cryptonote::tx_destination_entry
   ptx.construction_data.extra = tx.extra;
   ptx.construction_data.unlock_time = unlock_time;
   ptx.construction_data.use_rct = true;
-  ptx.construction_data.use_bulletproofs = !tx.rct_signatures.p.bulletproofs.empty();
+  ptx.construction_data.rct_config = { tx.rct_signatures.p.bulletproofs.empty() ? rct::RangeProofBorromean : rct::RangeProofPaddedBulletproof, use_fork_rules(HF_VERSION_SMALLER_BP, -10) ? 2 : 1};
   ptx.construction_data.dests = dsts;
   // record which subaddress indices are being used as inputs
   ptx.construction_data.subaddr_account = subaddr_account;

src/wallet/wallet2.h

@@ -374,7 +374,7 @@ namespace tools
       std::vector<uint8_t> extra;
       uint64_t unlock_time;
       bool use_rct;
-      bool use_bulletproofs;
+      rct::RCTConfig rct_config;
       std::vector<cryptonote::tx_destination_entry> dests; // original setup, does not include change
       uint32_t subaddr_account;   // subaddress account of your wallet to be used in this transfer
       std::set<uint32_t> subaddr_indices;  // set of address indices used as inputs in this transfer
@@ -387,7 +387,7 @@ namespace tools
         FIELD(extra)
         FIELD(unlock_time)
         FIELD(use_rct)
-        FIELD(use_bulletproofs)
+        FIELD(rct_config)
         FIELD(dests)
         FIELD(subaddr_account)
         FIELD(subaddr_indices)
@@ -1487,7 +1487,7 @@ BOOST_CLASS_VERSION(tools::wallet2::address_book_row, 17)
 BOOST_CLASS_VERSION(tools::wallet2::reserve_proof_entry, 0)
 BOOST_CLASS_VERSION(tools::wallet2::unsigned_tx_set, 0)
 BOOST_CLASS_VERSION(tools::wallet2::signed_tx_set, 1)
-BOOST_CLASS_VERSION(tools::wallet2::tx_construction_data, 3)
+BOOST_CLASS_VERSION(tools::wallet2::tx_construction_data, 4)
 BOOST_CLASS_VERSION(tools::wallet2::pending_tx, 3)
 BOOST_CLASS_VERSION(tools::wallet2::multisig_sig, 0)
 
@@ -1856,11 +1856,27 @@ namespace boost
       a & x.subaddr_account;
       a & x.subaddr_indices;
       if (ver < 2)
+      {
+        if (!typename Archive::is_saving())
+          x.rct_config = { rct::RangeProofBorromean, 0 };
         return;
+      }
       a & x.selected_transfers;
       if (ver < 3)
+      {
+        if (!typename Archive::is_saving())
+          x.rct_config = { rct::RangeProofBorromean, 0 };
         return;
-      a & x.use_bulletproofs;
+      }
+      if (ver < 4)
+      {
+        bool use_bulletproofs = x.rct_config.range_proof_type != rct::RangeProofBorromean;
+        a & use_bulletproofs;
+        if (!typename Archive::is_saving())
+          x.rct_config = { use_bulletproofs ? rct::RangeProofBulletproof : rct::RangeProofBorromean, 0 };
+        return;
+      }
+      a & x.rct_config;
     }
 
     template <class Archive>