query backing device

src/wallet/api/wallet.cpp

@@ -639,6 +639,11 @@ bool WalletImpl::recoverFromDevice(const std::string &path, const std::string &p
     return true;
 }
 
+Wallet::Device WalletImpl::getDeviceType() const
+{
+    return static_cast<Wallet::Device>(m_wallet->get_device_type());
+}
+
 bool WalletImpl::open(const std::string &path, const std::string &password)
 {
     clearStatus();

src/wallet/api/wallet.h

@@ -79,6 +79,7 @@ public:
     bool recoverFromDevice(const std::string &path,
                            const std::string &password,
                            const std::string &device_name);
+    Device getDeviceType() const;
     bool close(bool store = true);
     std::string seed() const override;
     std::string getSeedLanguage() const override;

src/wallet/api/wallet2_api.h

@@ -373,6 +373,10 @@ struct WalletListener
  */
 struct Wallet
 {
+    enum Device {
+        Device_Software = 0,
+        Device_Ledger = 1
+    };
 
     enum Status {
         Status_Ok,
@@ -911,6 +915,12 @@ struct Wallet
     virtual bool unlockKeysFile() = 0;
     //! returns true if the keys file is locked
     virtual bool isKeysFileLocked() = 0;
+
+    /*!
+     * \brief Queries backing device for wallet keys
+     * \return Device they are on
+     */
+    virtual Device getDeviceType() const = 0;
 };
 
 /**
@@ -1096,6 +1106,18 @@ struct WalletManager
      */
     virtual bool verifyWalletPassword(const std::string &keys_file_name, const std::string &password, bool no_spend_key, uint64_t kdf_rounds = 1) const = 0;
 
+    /*!
+     * \brief determine the key storage for the specified wallet file
+     * \param device_type     (OUT) wallet backend as enumerated in Wallet::Device
+     * \param keys_file_name  Keys file to verify password for
+     * \param password        Password to verify
+     * \return                true if password correct, else false
+     *
+     * for verification only - determines key storage hardware
+     *
+     */
+    virtual bool queryWalletDevice(Wallet::Device& device_type, const std::string &keys_file_name, const std::string &password, uint64_t kdf_rounds = 1) const = 0;
+
     /*!
      * \brief findWallets - searches for the wallet files by given path name recursively
      * \param path - starting point to search

src/wallet/api/wallet_manager.cpp

@@ -167,6 +167,14 @@ bool WalletManagerImpl::verifyWalletPassword(const std::string &keys_file_name,
 	    return tools::wallet2::verify_password(keys_file_name, password, no_spend_key, hw::get_device("default"), kdf_rounds);
 }
 
+bool WalletManagerImpl::queryWalletDevice(Wallet::Device& device_type, const std::string &keys_file_name, const std::string &password, uint64_t kdf_rounds) const
+{
+    hw::device::device_type type;
+    bool r = tools::wallet2::query_device(type, keys_file_name, password, kdf_rounds);
+    device_type = static_cast<Wallet::Device>(type);
+    return r;
+}
+
 std::vector<std::string> WalletManagerImpl::findWallets(const std::string &path)
 {
     std::vector<std::string> result;

src/wallet/api/wallet_manager.h

@@ -76,6 +76,7 @@ public:
     virtual bool closeWallet(Wallet *wallet, bool store = true) override;
     bool walletExists(const std::string &path) override;
     bool verifyWalletPassword(const std::string &keys_file_name, const std::string &password, bool no_spend_key, uint64_t kdf_rounds = 1) const override;
+    bool queryWalletDevice(Wallet::Device& device_type, const std::string &keys_file_name, const std::string &password, uint64_t kdf_rounds = 1) const;
     std::vector<std::string> findWallets(const std::string &path) override;
     std::string errorString() const override;
     void setDaemonAddress(const std::string &address) override;