most functions prototyped/modified for wallet recovery

src/wallet/wallet2.cpp

@@ -38,6 +38,7 @@ void do_prepare_file_names(const std::string& file_path, std::string& keys_file,
     keys_file += ".keys";
   }
 }
+
 } //namespace
 
 namespace tools
@@ -435,7 +436,7 @@ void wallet2::load_keys(const std::string& keys_file_name, const std::string& pa
   THROW_WALLET_EXCEPTION_IF(!r, error::invalid_password);
 }
 //----------------------------------------------------------------------------------------------------
-void wallet2::generate(const std::string& wallet_, const std::string& password)
+void wallet2::generate(const std::string& wallet_, const std::string& password, const crypto::secret_key& recovery_param, bool recover)
 {
   clear();
   prepare_file_names(wallet_);
@@ -444,7 +445,8 @@ void wallet2::generate(const std::string& wallet_, const std::string& password)
   THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_wallet_file, ignored_ec), error::file_exists, m_wallet_file);
   THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_keys_file,   ignored_ec), error::file_exists, m_keys_file);
 
-  m_account.generate();
+  m_account.generate(recovery_param, recover);
+
   m_account_public_address = m_account.get_keys().m_account_address;
 
   bool r = store_keys(m_keys_file, password);

src/wallet/wallet2.h

@@ -97,7 +97,7 @@ namespace tools
       END_SERIALIZE()
     };
 
-    void generate(const std::string& wallet, const std::string& password);
+    void generate(const std::string& wallet, const std::string& password, const crypto::secret_key& recovery_param, bool recover = false);
     void load(const std::string& wallet, const std::string& password);
     void store();
     cryptonote::account_base& get_account(){return m_account;}
@@ -227,6 +227,7 @@ namespace boost
 
 namespace tools
 {
+
   namespace detail
   {
     //----------------------------------------------------------------------------------------------------

src/wallet/wallet_errors.h

@@ -188,6 +188,17 @@ namespace tools
 
       std::string to_string() const { return wallet_logic_error::to_string(); }
     };
+
+    //----------------------------------------------------------------------------------------------------
+    struct invalid_pregenerated_random : public wallet_logic_error
+    {
+      explicit invalid_pregenerated_random (std::string&& loc)
+        : wallet_logic_error(std::move(loc), "invalid pregenerated random for wallet creation/recovery")
+      {
+      }
+
+      std::string to_string() const { return wallet_logic_error::to_string(); }
+    };
     //----------------------------------------------------------------------------------------------------
     struct refresh_error : public wallet_logic_error
     {