Steve Karg
131 lines
3.8 KiB
C
131 lines
3.8 KiB
C
/*####COPYRIGHTBEGIN####
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-------------------------------------------
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Copyright (C) 2008 Steve Karg
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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The Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA.
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As a special exception, if other files instantiate templates or
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use macros or inline functions from this file, or you compile
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this file and link it with other works to produce a work based
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on this file, this file does not by itself cause the resulting
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work to be covered by the GNU General Public License. However
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the source code for this file must still be made available in
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accordance with section (3) of the GNU General Public License.
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This exception does not invalidate any other reasons why a work
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based on this file might be covered by the GNU General Public
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License.
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-------------------------------------------
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####COPYRIGHTEND####*/
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "bacnet/basic/sys/keylist.h"
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#include "bacnet/basic/object/objects.h"
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/** @file objects.c Manage Device Objects. */
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/* list of devices */
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static OS_Keylist Device_List = NULL;
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void objects_init(void)
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{
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if (!Device_List) {
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Device_List = Keylist_Create();
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}
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}
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int objects_device_count(void)
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{
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objects_init();
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return Keylist_Count(Device_List);
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}
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uint32_t objects_device_id(int index)
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{
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return Keylist_Key(Device_List, index);
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}
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OBJECT_DEVICE_T *objects_device_data(int index)
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{
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objects_init();
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return Keylist_Data_Index(Device_List, index);
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}
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OBJECT_DEVICE_T *objects_device_by_instance(uint32_t device_instance)
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{
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objects_init();
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return Keylist_Data(Device_List, device_instance);
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}
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OBJECT_DEVICE_T *objects_device_new(uint32_t device_instance)
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{
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OBJECT_DEVICE_T *pDevice = NULL;
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KEY key = device_instance;
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objects_init();
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if (Device_List) {
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/* does this device already exist? */
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pDevice = Keylist_Data(Device_List, key);
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if (pDevice) {
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memset(pDevice, 0, sizeof(OBJECT_DEVICE_T));
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} else {
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pDevice = calloc(1, sizeof(OBJECT_DEVICE_T));
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if (pDevice) {
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pDevice->Object_Identifier.type = OBJECT_DEVICE;
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pDevice->Object_Identifier.instance = device_instance;
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pDevice->Object_Type = OBJECT_DEVICE;
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pDevice->Object_List = Keylist_Create();
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Keylist_Data_Add(Device_List, key, pDevice);
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}
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}
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}
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return pDevice;
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}
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bool objects_device_delete(int index)
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{
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bool result = false;
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OBJECT_DEVICE_T *pDevice = NULL;
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BACNET_OBJECT_ID *pObject;
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objects_init();
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if (Device_List) {
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pDevice = Keylist_Data_Delete_By_Index(Device_List, index);
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if (pDevice) {
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if (pDevice->Object_List) {
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do {
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pObject =
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Keylist_Data_Delete_By_Index(pDevice->Object_List, 0);
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/* free any dynamic memory used */
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if (pObject) {
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free(pObject);
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}
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} while (pObject);
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Keylist_Delete(pDevice->Object_List);
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}
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free(pDevice);
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result = true;
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}
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}
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return result;
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}
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