add an option to force-update multisig key exchange under some circumstances

3 files changed, 5 insertions, 4 deletions

diff --git a/src/wallet/api/wallet.cpp b/src/wallet/api/wallet.cpp
index 1ee2e20b6..3327c2821 100644
--- a/src/wallet/api/wallet.cpp
+++ b/src/wallet/api/wallet.cpp
@@ -1396,12 +1396,12 @@ string WalletImpl::makeMultisig(const vector<string>& info, const uint32_t thres
     return string();
 }
 
-std::string WalletImpl::exchangeMultisigKeys(const std::vector<std::string> &info) {
+std::string WalletImpl::exchangeMultisigKeys(const std::vector<std::string> &info, const bool force_update_use_with_caution /*= false*/) {
     try {
         clearStatus();
         checkMultisigWalletNotReady(m_wallet);
 
-        return m_wallet->exchange_multisig_keys(epee::wipeable_string(m_password), info);
+        return m_wallet->exchange_multisig_keys(epee::wipeable_string(m_password), info, force_update_use_with_caution);
     } catch (const exception& e) {
         LOG_ERROR("Error on exchanging multisig keys: " << e.what());
         setStatusError(string(tr("Failed to exchange multisig keys: ")) + e.what());
diff --git a/src/wallet/api/wallet.h b/src/wallet/api/wallet.h
index 018b2a0ed..ec2d7e9b3 100644
--- a/src/wallet/api/wallet.h
+++ b/src/wallet/api/wallet.h
@@ -146,7 +146,7 @@ public:
     MultisigState multisig() const override;
     std::string getMultisigInfo() const override;
     std::string makeMultisig(const std::vector<std::string>& info, uint32_t threshold) override;
-    std::string exchangeMultisigKeys(const std::vector<std::string> &info) override;
+    std::string exchangeMultisigKeys(const std::vector<std::string> &info, const bool force_update_use_with_caution = false) override;
     bool exportMultisigImages(std::string& images) override;
     size_t importMultisigImages(const std::vector<std::string>& images) override;
     bool hasMultisigPartialKeyImages() const override;
diff --git a/src/wallet/api/wallet2_api.h b/src/wallet/api/wallet2_api.h
index b67bce60c..0ae84adb9 100644
--- a/src/wallet/api/wallet2_api.h
+++ b/src/wallet/api/wallet2_api.h
@@ -796,9 +796,10 @@ struct Wallet
     /**
      * @brief exchange_multisig_keys - provides additional key exchange round for arbitrary multisig schemes (like N-1/N, M/N)
      * @param info - base58 encoded key derivations returned by makeMultisig or exchangeMultisigKeys function call
+     * @param force_update_use_with_caution - force multisig account to update even if not all signers contribute round messages
      * @return new info string if more rounds required or an empty string if wallet creation is done
      */
-    virtual std::string exchangeMultisigKeys(const std::vector<std::string> &info) = 0;
+    virtual std::string exchangeMultisigKeys(const std::vector<std::string> &info, const bool force_update_use_with_caution) = 0;
     /**
      * @brief exportMultisigImages - exports transfers' key images
      * @param images - output paramter for hex encoded array of images