From ce40c33a3316d1bb2be2b25a767ac03cc12251b6 Mon Sep 17 00:00:00 2001
From: tobtoht <thotbot@protonmail.com>
Date: Fri, 4 Jun 2021 15:02:06 +0200
Subject: [PATCH] ledger: use software device if we have view key

---
 src/device/device_ledger.cpp | 14 ++++++++++++--
 src/device/device_ledger.hpp |  5 +----
 2 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/src/device/device_ledger.cpp b/src/device/device_ledger.cpp
index 384b776ee..a8ca16b73 100644
--- a/src/device/device_ledger.cpp
+++ b/src/device/device_ledger.cpp
@@ -518,9 +518,7 @@ namespace hw {
     }
 
     bool device_ledger::init(void) {
-      #ifdef DEBUG_HWDEVICE
       this->controle_device = &hw::get_device("default");
-      #endif
       this->release();
       hw_device.init();      
       MDEBUG( "Device "<<this->id <<" HIDUSB inited");
@@ -739,6 +737,12 @@ namespace hw {
     }
 
     crypto::public_key device_ledger::get_subaddress_spend_public_key(const cryptonote::account_keys& keys, const cryptonote::subaddress_index &index) {
+        if (has_view_key) {
+            cryptonote::account_keys keys_{keys};
+            keys_.m_view_secret_key = this->viewkey;
+            return this->controle_device->get_subaddress_spend_public_key(keys_, index);
+        }
+
         AUTO_LOCK_CMD();
         crypto::public_key D;
 
@@ -790,6 +794,12 @@ namespace hw {
     }
 
     cryptonote::account_public_address device_ledger::get_subaddress(const cryptonote::account_keys& keys, const cryptonote::subaddress_index &index) {
+        if (has_view_key) {
+            cryptonote::account_keys keys_{keys};
+            keys_.m_view_secret_key = this->viewkey;
+            return this->controle_device->get_subaddress(keys_, index);
+        }
+
         AUTO_LOCK_CMD();
         cryptonote::account_public_address address;
 
diff --git a/src/device/device_ledger.hpp b/src/device/device_ledger.hpp
index 00ff05ec5..3b6cc505f 100644
--- a/src/device/device_ledger.hpp
+++ b/src/device/device_ledger.hpp
@@ -181,11 +181,8 @@ namespace hw {
         // To speed up blockchain parsing the view key maybe handle here.
         crypto::secret_key viewkey;
         bool has_view_key;
-        
-        //extra debug
-        #ifdef DEBUG_HWDEVICE
+
         device *controle_device;
-        #endif
 
     public:
         device_ledger();