1 files changed, 17 insertions, 0 deletions
diff --git a/src/cryptonote_basic/cryptonote_format_utils.cpp b/src/cryptonote_basic/cryptonote_format_utils.cpp
index 745dfb72e..e73f5d778 100644
--- a/src/cryptonote_basic/cryptonote_format_utils.cpp
+++ b/src/cryptonote_basic/cryptonote_format_utils.cpp
@@ -869,4 +869,21 @@ namespace cryptonote
     block_hashes_calculated = block_hashes_calculated_count;
     block_hashes_cached = block_hashes_cached_count;
   }
+  //---------------------------------------------------------------
+  crypto::secret_key encrypt_key(const crypto::secret_key &key, const std::string &passphrase)
+  {
+    crypto::hash hash;
+    crypto::cn_slow_hash(passphrase.data(), passphrase.size(), hash);
+    sc_add((unsigned char*)key.data, (const unsigned char*)key.data, (const unsigned char*)hash.data);
+    return key;
+  }
+  //---------------------------------------------------------------
+  crypto::secret_key decrypt_key(const crypto::secret_key &key, const std::string &passphrase)
+  {
+    crypto::hash hash;
+    crypto::cn_slow_hash(passphrase.data(), passphrase.size(), hash);
+    sc_sub((unsigned char*)key.data, (const unsigned char*)key.data, (const unsigned char*)hash.data);
+    return key;
+  }
+
 }