1 files changed, 28 insertions, 7 deletions

diff --git a/src/wallet/api/wallet.cpp b/src/wallet/api/wallet.cpp
index 236928348..de1bfdae1 100644
--- a/src/wallet/api/wallet.cpp
+++ b/src/wallet/api/wallet.cpp
@@ -96,6 +96,9 @@ namespace {
             throw runtime_error("Multisig wallet is not finalized yet");
         }
     }
+    void checkMultisigWalletReady(const std::unique_ptr<tools::wallet2> &wallet) {
+        return checkMultisigWalletReady(wallet.get());
+    }
 
     void checkMultisigWalletNotReady(const tools::wallet2* wallet) {
         if (!wallet) {
@@ -111,6 +114,9 @@ namespace {
             throw runtime_error("Multisig wallet is already finalized");
         }
     }
+    void checkMultisigWalletNotReady(const std::unique_ptr<tools::wallet2> &wallet) {
+        return checkMultisigWalletNotReady(wallet.get());
+    }
 }
 
 struct Wallet2CallbackImpl : public tools::i_wallet2_callback
@@ -376,15 +382,15 @@ WalletImpl::WalletImpl(NetworkType nettype, uint64_t kdf_rounds)
     , m_rebuildWalletCache(false)
     , m_is_connected(false)
 {
-    m_wallet = std::make_unique<tools::wallet2>(static_cast<cryptonote::network_type>(nettype), kdf_rounds, true);
-    m_history = std::make_unique<TransactionHistoryImpl>(this);
-    m_wallet2Callback = std::make_unique<Wallet2CallbackImpl>(this);
-    m_wallet->callback(m_wallet2Callback);
+    m_wallet.reset(new tools::wallet2(static_cast<cryptonote::network_type>(nettype), kdf_rounds, true));
+    m_history.reset(new TransactionHistoryImpl(this));
+    m_wallet2Callback.reset(new Wallet2CallbackImpl(this));
+    m_wallet->callback(m_wallet2Callback.get());
     m_refreshThreadDone = false;
     m_refreshEnabled = false;
-    m_addressBook = std::make_unique<AddressBookImpl>(this);
-    m_subaddress = std::make_unique<SubaddressImpl>(this);
-    m_subaddressAccount = std::make_unique<SubaddressAccountImpl>(this);
+    m_addressBook.reset(new AddressBookImpl(this));
+    m_subaddress.reset(new SubaddressImpl(this));
+    m_subaddressAccount.reset(new SubaddressAccountImpl(this));
 
 
     m_refreshIntervalMillis = DEFAULT_REFRESH_INTERVAL_MILLIS;
@@ -399,6 +405,7 @@ WalletImpl::~WalletImpl()
 {
 
     LOG_PRINT_L1(__FUNCTION__);
+    m_wallet->callback(NULL);
     // Pause refresh thread - prevents refresh from starting again
     pauseRefresh();
     // Close wallet - stores cache and stops ongoing refresh operation 
@@ -1181,6 +1188,20 @@ string WalletImpl::makeMultisig(const vector<string>& info, uint32_t threshold)
     return string();
 }
 
+std::string WalletImpl::exchangeMultisigKeys(const std::vector<std::string> &info) {
+    try {
+        clearStatus();
+        checkMultisigWalletNotReady(m_wallet);
+
+        return m_wallet->exchange_multisig_keys(epee::wipeable_string(m_password), info);
+    } catch (const exception& e) {
+        LOG_ERROR("Error on exchanging multisig keys: ") << e.what();
+        setStatusError(string(tr("Failed to make multisig: ")) + e.what());
+    }
+
+    return string();
+}
+
 bool WalletImpl::finalizeMultisig(const vector<string>& extraMultisigInfo) {
     try {
         clearStatus();