mirror of
https://bitbucket.org/librepilot/librepilot.git
synced 2024-11-30 08:24:11 +01:00
127 lines
4.1 KiB
C
127 lines
4.1 KiB
C
/**
|
|
******************************************************************************
|
|
*
|
|
* @file uavobjectpersistence.c
|
|
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2014.
|
|
* @brief handles uavo persistence
|
|
* --
|
|
* @see The GNU Public License (GPL) Version 3
|
|
*
|
|
*****************************************************************************/
|
|
/*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include "openpilot.h"
|
|
#include "pios_struct_helper.h"
|
|
#include "inc/uavobjectprivate.h"
|
|
|
|
extern uintptr_t pios_uavo_settings_fs_id;
|
|
|
|
/**
|
|
* Save the data of the specified object to the file system (SD card).
|
|
* If the object contains multiple instances, all of them will be saved.
|
|
* A new file with the name of the object will be created.
|
|
* The object data can be restored using the UAVObjLoad function.
|
|
* @param[in] obj The object handle.
|
|
* @param[in] instId The instance ID
|
|
* @return 0 if success or -1 if failure
|
|
*/
|
|
int32_t UAVObjSave(UAVObjHandle obj_handle, uint16_t instId)
|
|
{
|
|
PIOS_Assert(obj_handle);
|
|
|
|
if (UAVObjIsMetaobject(obj_handle)) {
|
|
if (instId != 0) {
|
|
return -1;
|
|
}
|
|
|
|
if (PIOS_FLASHFS_ObjSave(pios_uavo_settings_fs_id, UAVObjGetID(obj_handle), instId, (uint8_t *)MetaDataPtr((struct UAVOMeta *)obj_handle), UAVObjGetNumBytes(obj_handle)) != 0) {
|
|
return -1;
|
|
}
|
|
} else {
|
|
InstanceHandle instEntry = getInstance((struct UAVOData *)obj_handle, instId);
|
|
|
|
if (instEntry == NULL) {
|
|
return -1;
|
|
}
|
|
|
|
if (InstanceData(instEntry) == NULL) {
|
|
return -1;
|
|
}
|
|
|
|
if (PIOS_FLASHFS_ObjSave(pios_uavo_settings_fs_id, UAVObjGetID(obj_handle), instId, InstanceData(instEntry), UAVObjGetNumBytes(obj_handle)) != 0) {
|
|
return -1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/**
|
|
* Load an object from the file system (SD card).
|
|
* A file with the name of the object will be opened.
|
|
* The object data can be saved using the UAVObjSave function.
|
|
* @param[in] obj The object handle.
|
|
* @param[in] instId The object instance
|
|
* @return 0 if success or -1 if failure
|
|
*/
|
|
int32_t UAVObjLoad(UAVObjHandle obj_handle, uint16_t instId)
|
|
{
|
|
PIOS_Assert(obj_handle);
|
|
|
|
if (UAVObjIsMetaobject(obj_handle)) {
|
|
if (instId != 0) {
|
|
return -1;
|
|
}
|
|
|
|
// Fire event on success
|
|
if (PIOS_FLASHFS_ObjLoad(pios_uavo_settings_fs_id, UAVObjGetID(obj_handle), instId, (uint8_t *)MetaDataPtr((struct UAVOMeta *)obj_handle), UAVObjGetNumBytes(obj_handle)) == 0) {
|
|
sendEvent((struct UAVOBase *)obj_handle, instId, EV_UNPACKED);
|
|
} else {
|
|
return -1;
|
|
}
|
|
} else {
|
|
InstanceHandle instEntry = getInstance((struct UAVOData *)obj_handle, instId);
|
|
|
|
if (instEntry == NULL) {
|
|
return -1;
|
|
}
|
|
|
|
// Fire event on success
|
|
if (PIOS_FLASHFS_ObjLoad(pios_uavo_settings_fs_id, UAVObjGetID(obj_handle), instId, InstanceData(instEntry), UAVObjGetNumBytes(obj_handle)) == 0) {
|
|
sendEvent((struct UAVOBase *)obj_handle, instId, EV_UNPACKED);
|
|
} else {
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Delete an object from the file system (SD card).
|
|
* @param[in] obj The object handle.
|
|
* @param[in] instId The object instance
|
|
* @return 0 if success or -1 if failure
|
|
*/
|
|
int32_t UAVObjDelete(UAVObjHandle obj_handle, uint16_t instId)
|
|
{
|
|
PIOS_Assert(obj_handle);
|
|
PIOS_FLASHFS_ObjDelete(pios_uavo_settings_fs_id, UAVObjGetID(obj_handle), instId);
|
|
return 0;
|
|
}
|