Add support for poll data (anyOf and oneOf)

object.c

@@ -201,6 +201,20 @@ struct ap_object* ap_object_dup( struct ap_object* act )
 		array_append( &new_act->ordered_items, sizeof(item), &item );
 	}
 
+	// Question fields
+	for( int i = 0; i < act->one_of.count; ++i ) {
+		struct ap_object_ptr_or_ref item = ap_object_ptr_or_ref_dup(
+			act->one_of.items[i]
+		);
+		array_append( &new_act->one_of, sizeof(item), &item );
+	}
+	for( int i = 0; i < act->any_of.count; ++i ) {
+		struct ap_object_ptr_or_ref item = ap_object_ptr_or_ref_dup(
+			act->any_of.items[i]
+		);
+		array_append( &new_act->any_of, sizeof(item), &item );
+	}
+
 	return new_act;
 }
 void ap_public_key_free( struct ap_public_key* pk );
@@ -313,6 +327,16 @@ void ap_object_free_composite( struct ap_object* act )
 	}
 	free( act->ordered_items.items );
 
+	// Question fields
+	for( int i = 0; i < act->one_of.count; ++i ) {
+		ap_object_ptr_or_ref_free_composite( &act->one_of.items[i] );
+	}
+	free( act->one_of.items );
+	for( int i = 0; i < act->any_of.count; ++i ) {
+		ap_object_ptr_or_ref_free_composite( &act->any_of.items[i] );
+	}
+	free( act->any_of.items );
+
 }
 void ap_object_ptr_or_ref_free( struct ap_object_ptr_or_ref* o )
 {

object.h

@@ -280,6 +280,17 @@ struct ap_object
 		int count;
 	} ordered_items;
 
+	// Question fields
+	struct {
+		struct ap_object_ptr_or_ref* items;
+		int count;
+	} one_of;
+	struct {
+		struct ap_object_ptr_or_ref* items;
+		int count;
+	} any_of;
+	time_t closed;
+
 	struct json_value extra;
 };
 

object/layout.c

@@ -345,6 +345,28 @@ struct json_object_field ap_object_layout[] = {
 		.array_item_type = &ap_object_ptr_or_ref_type,
 	},
 
+	// Question fields
+	{
+		.key = "oneOf",
+		.offset = offsetof( OBJ_TYPE, one_of ),
+		.allow_drop_empty = true,
+		.type = &json_field_array_of,
+		.array_item_type = &ap_object_ptr_or_ref_type,
+	},
+	{
+		.key = "anyOf",
+		.offset = offsetof( OBJ_TYPE, any_of ),
+		.allow_drop_empty = true,
+		.type = &json_field_array_of,
+		.array_item_type = &ap_object_ptr_or_ref_type,
+	},
+	{
+		.key = "closed",
+		.offset = offsetof( OBJ_TYPE, closed ),
+		.allow_drop_empty = true,
+		.type = &json_field_date_time,
+	},
+
 	// Other
 	JSON_FIELD_STRING(state,false),
 	{