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LibrePilot/flight/OpenPilot/UAVObjects/inc/uavobjectmanager.h

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/**
******************************************************************************
*
* @file uavobjectmanager.h
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
* @brief Include files of the uavobjectlist library
* @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
*/
#ifndef UAVOBJECTMANAGER_H
#define UAVOBJECTMANAGER_H
#define UAVOBJ_ALL_INSTANCES 0xFFFF
#define UAVOBJ_MAX_INSTANCES 1000
typedef uint32_t UAVObjHandle;
/**
* Object update mode, used by multiple modules (e.g. telemetry and logger)
*/
typedef enum {
UPDATEMODE_PERIODIC = 0, /** Automatically update object at periodic intervals */
UPDATEMODE_ONCHANGE = 1, /** Only update object when its data changes */
UPDATEMODE_MANUAL = 2, /** Manually update object, by calling the updated() function */
UPDATEMODE_NEVER = 3 /** Object is never updated */
} UAVObjUpdateMode;
/**
* Object metadata, each object has a meta object that holds its metadata. The metadata define
* properties for each object and can be used by multiple modules (e.g. telemetry and logger)
*/
typedef struct {
uint8_t access; /** Defines the access level for the local transactions (readonly and readwrite) */
uint8_t gcsAccess; /** Defines the access level for the local GCS transactions (readonly and readwrite), not used in the flight s/w */
uint8_t telemetryAcked; /** Defines if an ack is required for the transactions of this object (1:acked, 0:not acked) */
uint8_t telemetryUpdateMode; /** Update mode used by the telemetry module (UAVObjUpdateMode) */
int32_t telemetryUpdatePeriod; /** Update period used by the telemetry module (only if telemetry mode is PERIODIC) */
uint8_t gcsTelemetryAcked; /** Defines if an ack is required for the transactions of this object (1:acked, 0:not acked) */
uint8_t gcsTelemetryUpdateMode; /** Update mode used by the GCS (UAVObjUpdateMode) */
int32_t gcsTelemetryUpdatePeriod; /** Update period used by the GCS (only if telemetry mode is PERIODIC) */
uint8_t loggingUpdateMode; /** Update mode used by the logging module (UAVObjUpdateMode) */
uint32_t loggingUpdatePeriod; /** Update period used by the logging module (only if logging mode is PERIODIC) */
} __attribute__((packed)) UAVObjMetadata;
/**
* Event types generated by the objects.
*/
typedef enum {
EV_UNPACKED = 0x01, /** Object data updated by unpacking */
EV_UPDATED = 0x02, /** Object data updated by changing the data structure */
EV_UPDATED_MANUAL = 0x04, /** Object update event manually generated */
EV_UPDATE_REQ = 0x08 /** Request to update object data */
} UAVObjEventType;
/**
* Helper macros for event masks
*/
#define EV_MASK_ALL 0
#define EV_MASK_ALL_UPDATES (EV_UNPACKED | EV_UPDATED | EV_UPDATED_MANUAL)
/**
* Access types
*/
typedef enum {
ACCESS_READWRITE = 0,
ACCESS_READONLY = 1
} UAVObjAccessType;
/**
* Event message, this structure is sent in the event queue each time an event is generated
*/
typedef struct {
UAVObjHandle obj;
uint16_t instId;
UAVObjEventType event;
} UAVObjEvent;
/**
* Event callback, this function is called when an event is invoked. The function
* will be executed in the event task. The ev parameter should be copied if needed
* after the function returns.
*/
typedef void (*UAVObjEventCallback)(UAVObjEvent* ev);
/**
* Callback used to initialize the object fields to their default values.
*/
typedef void (*UAVObjInitializeCallback)(UAVObjHandle obj, uint16_t instId);
/**
* Event manager statistics
*/
typedef struct {
uint32_t eventErrors;
} UAVObjStats;
int32_t UAVObjInitialize();
void UAVObjGetStats(UAVObjStats* statsOut);
void UAVObjClearStats();
UAVObjHandle UAVObjRegister(uint32_t id, const char* name, const char* metaName, int32_t isMetaobject,
int32_t isSingleInstance, int32_t isSettings, uint32_t numBytes, UAVObjInitializeCallback initCb);
UAVObjHandle UAVObjGetByID(uint32_t id);
UAVObjHandle UAVObjGetByName(char* name);
uint32_t UAVObjGetID(UAVObjHandle obj);
const char* UAVObjGetName(UAVObjHandle obj);
uint32_t UAVObjGetNumBytes(UAVObjHandle obj);
uint16_t UAVObjGetNumInstances(UAVObjHandle obj);
UAVObjHandle UAVObjGetLinkedObj(UAVObjHandle obj);
uint16_t UAVObjCreateInstance(UAVObjHandle obj);
int32_t UAVObjIsSingleInstance(UAVObjHandle obj);
int32_t UAVObjIsMetaobject(UAVObjHandle obj);
int32_t UAVObjIsSettings(UAVObjHandle obj);
int32_t UAVObjUnpack(UAVObjHandle obj, uint16_t instId, const uint8_t* dataIn);
int32_t UAVObjPack(UAVObjHandle obj, uint16_t instId, uint8_t* dataOut);
int32_t UAVObjSave(UAVObjHandle obj, uint16_t instId);
int32_t UAVObjLoad(UAVObjHandle obj, uint16_t instId);
int32_t UAVObjDelete(UAVObjHandle obj, uint16_t instId);
int32_t UAVObjSaveToFile(UAVObjHandle obj, uint16_t instId, FILEINFO* file);
UAVObjHandle UAVObjLoadFromFile(FILEINFO* file);
int32_t UAVObjSaveSettings();
int32_t UAVObjLoadSettings();
int32_t UAVObjDeleteSettings();
int32_t UAVObjSaveMetaobjects();
int32_t UAVObjLoadMetaobjects();
int32_t UAVObjDeleteMetaobjects();
int32_t UAVObjSetData(UAVObjHandle obj, const void* dataIn);
int32_t UAVObjGetData(UAVObjHandle obj, void* dataOut);
int32_t UAVObjSetInstanceData(UAVObjHandle obj, uint16_t instId, const void* dataIn);
int32_t UAVObjGetInstanceData(UAVObjHandle obj, uint16_t instId, void* dataOut);
int32_t UAVObjSetMetadata(UAVObjHandle obj, const UAVObjMetadata* dataIn);
int32_t UAVObjGetMetadata(UAVObjHandle obj, UAVObjMetadata* dataOut);
int32_t UAVObjConnectQueue(UAVObjHandle obj, xQueueHandle queue, int32_t eventMask);
int32_t UAVObjDisconnectQueue(UAVObjHandle obj, xQueueHandle queue);
int32_t UAVObjConnectCallback(UAVObjHandle obj, UAVObjEventCallback cb, int32_t eventMask);
int32_t UAVObjDisconnectCallback(UAVObjHandle obj, UAVObjEventCallback cb);
void UAVObjRequestUpdate(UAVObjHandle obj);
void UAVObjRequestInstanceUpdate(UAVObjHandle obj, uint16_t instId);
void UAVObjUpdated(UAVObjHandle obj);
void UAVObjInstanceUpdated(UAVObjHandle obj, uint16_t instId);
void UAVObjIterate(void (*iterator)(UAVObjHandle obj));
#endif // UAVOBJECTMANAGER_H