indentation & added load & save persistent settings to sdcard

firmware/common/portapack_persistent_memory.cpp

@@ -34,6 +34,12 @@
 #include <algorithm>
 #include <utility>
 
+#include <string>
+#include <fstream>
+#include "file.hpp"
+
+using namespace std;
+
 namespace portapack {
 	namespace persistent_memory {
 
@@ -406,7 +412,7 @@ static_assert(sizeof(data_t) <= sizeof(backup_ram_t) - sizeof(uint32_t));
 		static backup_ram_t* const backup_ram = reinterpret_cast<backup_ram_t*>(memory::map::backup_ram.base());
 
 		static backup_ram_t cached_backup_ram;
-static data_t* const data = reinterpret_cast<data_t*>(&cached_backup_ram);
+		static data_t* data = reinterpret_cast<data_t*>(&cached_backup_ram);
 
 		namespace cache {
 
@@ -423,6 +429,7 @@ void defaults() {
 				set_recon_update_ranges_when_recon( true );
 				set_recon_load_hamradios( true );
 				set_recon_match_mode( 0 );
+
 			}
 
 			void init() {
@@ -774,5 +781,32 @@ void set_config_updown_converter(const bool v){
 		void set_config_converter_freq(const int64_t v ){
 			data-> converter_frequency_offset = v ;
 		}
+
+		// sd persisting settings 
+		int save_persistent_settings_to_file( std::string filename )
+		{
+			delete_file( filename );
+			File outfile ;
+			auto result = outfile.create(filename);	
+			if( result.is_valid() )
+			{
+				return false ;
+			}
+			outfile.write( reinterpret_cast<char*>(&cached_backup_ram), sizeof(backup_ram_t) );
+			return true ;
+		}
+
+		int load_persistent_settings_from_file( std::string filename )
+		{
+			File infile ;
+			auto result = infile.open(filename);	
+			if( !result.is_valid() )
+			{
+				infile.read( reinterpret_cast<char*>(&cached_backup_ram), sizeof(backup_ram_t) );
+				return true ;
+			}
+			return false ;
+		}
+
 	} /* namespace persistent_memory */
 } /* namespace portapack */

firmware/common/portapack_persistent_memory.hpp

@@ -36,6 +36,7 @@ using namespace modems;
 using namespace serializer;
 
 namespace portapack {
+
 	namespace persistent_memory {
 
 		enum backlight_timeout_t {
@@ -216,7 +217,12 @@ void set_clkout_freq(uint32_t freq);
 		void set_recon_load_hamradios(const bool v );
 		void set_recon_match_mode( const bool v );
 
+		// sd persisting settings 
+		int save_persistent_settings_to_file( std::string filename );
+		int load_persistent_settings_from_file( std::string filename );
+
 	} /* namespace persistent_memory */
+
 } /* namespace portapack */
 
 #endif/*__PORTAPACK_PERSISTENT_MEMORY_H__*/