Files
g2/g2core/persistence.h
2020-02-18 12:06:49 -06:00

52 lines
2.1 KiB
C++

/*
* persistence.h - persistence code
* This file is part of the g2code project
*
* Copyright (c) 2013 - 2018 Alden S. Hart Jr.
*
* This file ("the software") is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2 as published by the
* Free Software Foundation. You should have received a copy of the GNU General Public
* License, version 2 along with the software. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, you may use this file as part of a software library without
* restriction. Specifically, if other files instantiate templates or use macros or
* inline functions from this file, or you compile this file and link it with other
* files to produce an executable, this file does not by itself cause the resulting
* executable to be covered by the GNU General Public License. This exception does not
* however invalidate any other reasons why the executable file might be covered by the
* GNU General Public License.
*
* THE SOFTWARE IS DISTRIBUTED IN THE HOPE THAT IT WILL BE USEFUL, BUT WITHOUT ANY
* WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
* SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef PERSISTENCE_H_ONCE
#define PERSISTENCE_H_ONCE
#include "config.h" // needed for nvObj_t definition
//**** persistence function prototypes ****
class Persistence {
public:
virtual void init();
virtual stat_t read(nvObj_t *nv);
virtual stat_t write(nvObj_t *nv);
virtual stat_t periodic();
};
extern Persistence *persistence;
void persistence_init(void);
stat_t read_persistent_value(nvObj_t *nv);
stat_t write_persistent_value(nvObj_t *nv);
stat_t write_persistent_values_callback();
#endif // End of include guard: PERSISTENCE_H_ONCE
//