data arrives as Big Endian, stored as Little Endian

Author: LOorts-Aloxy

stack/modules/d7ap/d7ap_fs.c

@@ -343,16 +343,25 @@ int d7ap_fs_read_access_class(uint8_t access_class_index, dae_access_profile_t *
 {
   assert(access_class_index < 15);
   assert(is_file_defined(D7A_FILE_ACCESS_PROFILE_ID + access_class_index));
-  return (d7ap_fs_read_file(D7A_FILE_ACCESS_PROFILE_ID + access_class_index, 0,
-                            (uint8_t*)access_class, D7A_FILE_ACCESS_PROFILE_SIZE));
+  int result = d7ap_fs_read_file(D7A_FILE_ACCESS_PROFILE_ID + access_class_index, 0, (uint8_t*)access_class, D7A_FILE_ACCESS_PROFILE_SIZE);
+  for(int i=0; i<SUBBANDS_NB; i++) {
+    access_class->subbands[i].channel_index_start = __builtin_bswap16(access_class->subbands[i].channel_index_start);
+    access_class->subbands[i].channel_index_end = __builtin_bswap16(access_class->subbands[i].channel_index_end);
+  }
+  return result;
 }
 
 int d7ap_fs_write_access_class(uint8_t access_class_index, dae_access_profile_t* access_class)
 {
   assert(access_class_index < 15);
   assert(is_file_defined(D7A_FILE_ACCESS_PROFILE_ID + access_class_index));
-  return (d7ap_fs_write_file(D7A_FILE_ACCESS_PROFILE_ID + access_class_index, 0,
-                             (uint8_t*)access_class, D7A_FILE_ACCESS_PROFILE_SIZE));
+  dae_access_profile_t* temp_access_class;
+  memcpy(&temp_access_class, &access_class, sizeof(dae_access_profile_t));
+  for(int i=0; i<SUBBANDS_NB; i++) {
+    temp_access_class->subbands[i].channel_index_start = __builtin_bswap16(temp_access_class->subbands[i].channel_index_start);
+    temp_access_class->subbands[i].channel_index_end = __builtin_bswap16(temp_access_class->subbands[i].channel_index_end);
+  }
+  return d7ap_fs_write_file(D7A_FILE_ACCESS_PROFILE_ID + access_class_index, 0, (uint8_t*)temp_access_class, D7A_FILE_ACCESS_PROFILE_SIZE);
 }
 
 uint8_t d7ap_fs_read_dll_conf_active_access_class()

stack/modules/d7ap/engineering_mode.c

@@ -180,7 +180,8 @@ static void em_file_change_callback(uint8_t file_id) {
 
     d7ap_fs_read_file(D7A_FILE_ENGINEERING_MODE_FILE_ID, 0, data, D7A_FILE_ENGINEERING_MODE_SIZE);
 
-    d7ap_fs_engineering_mode_t* em_command = (d7ap_fs_engineering_mode_t*)data;
+    d7ap_fs_engineering_mode_t* em_command = (d7ap_fs_engineering_mode_t*) data;
+    em_command->channel_id.center_freq_index = __builtin_bswap16(em_command->channel_id.center_freq_index);
 
     DPRINT("em_file_change_callback");
     DPRINT_DATA(data, D7A_FILE_ENGINEERING_MODE_SIZE);