Spend proof without txkey

2 files changed, 48 insertions, 0 deletions

diff --git a/src/wallet/api/wallet.cpp b/src/wallet/api/wallet.cpp
index db8911042..e0326db84 100644
--- a/src/wallet/api/wallet.cpp
+++ b/src/wallet/api/wallet.cpp
@@ -1530,6 +1530,52 @@ bool WalletImpl::checkTxProof(const std::string &txid_str, const std::string &ad
     }
 }
 
+std::string WalletImpl::getSpendProof(const std::string &txid_str, const std::string &message) const {
+    crypto::hash txid;
+    if(!epee::string_tools::hex_to_pod(txid_str, txid))
+    {
+        m_status = Status_Error;
+        m_errorString = tr("Failed to parse txid");
+        return "";
+    }
+
+    try
+    {
+        m_status = Status_Ok;
+        return m_wallet->get_spend_proof(txid, message);
+    }
+    catch (const std::exception &e)
+    {
+        m_status = Status_Error;
+        m_errorString = e.what();
+        return "";
+    }
+}
+
+bool WalletImpl::checkSpendProof(const std::string &txid_str, const std::string &message, const std::string &signature, bool &good) const {
+    good = false;
+    crypto::hash txid;
+    if(!epee::string_tools::hex_to_pod(txid_str, txid))
+    {
+        m_status = Status_Error;
+        m_errorString = tr("Failed to parse txid");
+        return false;
+    }
+
+    try
+    {
+        m_status = Status_Ok;
+        good = m_wallet->check_spend_proof(txid, message, signature);
+        return true;
+    }
+    catch (const std::exception &e)
+    {
+        m_status = Status_Error;
+        m_errorString = e.what();
+        return false;
+    }
+}
+
 std::string WalletImpl::signMessage(const std::string &message)
 {
   return m_wallet->sign(message);
diff --git a/src/wallet/api/wallet.h b/src/wallet/api/wallet.h
index ecf540f22..38e167516 100644
--- a/src/wallet/api/wallet.h
+++ b/src/wallet/api/wallet.h
@@ -140,6 +140,8 @@ public:
     virtual bool checkTxKey(const std::string &txid, std::string tx_key, const std::string &address, uint64_t &received, bool &in_pool, uint64_t &confirmations);
     virtual std::string getTxProof(const std::string &txid, const std::string &address, const std::string &message, std::string &error_str) const;
     virtual bool checkTxProof(const std::string &txid, const std::string &address, const std::string &message, const std::string &signature, bool &good, uint64_t &received, bool &in_pool, uint64_t &confirmations);
+    virtual std::string getSpendProof(const std::string &txid, const std::string &message) const;
+    virtual bool checkSpendProof(const std::string &txid, const std::string &message, const std::string &signature, bool &good) const;
     virtual std::string signMessage(const std::string &message);
     virtual bool verifySignedMessage(const std::string &message, const std::string &address, const std::string &signature) const;
     virtual void startRefresh();