Steve Karg
1520f2c612
* Added dependent BACnet stack headers into bacdef.h file. * Changed bacdef.h and other stack includes in c/h files to have a common pattern. * Moved bits.h, bytes.h, and bacnet_stack_exports.h under bacnet/basic/sys/ folder.
125 lines
4.7 KiB
C
125 lines
4.7 KiB
C
/**************************************************************************
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*
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* Copyright (C) 2012 Steve Karg <skarg@users.sourceforge.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*********************************************************************/
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#ifndef WRITEPROPERTY_H
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#define WRITEPROPERTY_H
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#include <stdint.h>
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#include <stdbool.h>
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/* BACnet Stack defines - first */
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#include "bacnet/bacdef.h"
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/* BACnet Stack API */
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#include "bacnet/bacdcode.h"
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#include "bacnet/bacapp.h"
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/** @note: write property can have application tagged data, or context tagged data,
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or even complex data types (i.e. opening and closing tag around data).
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It could also have more than one value or element. */
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typedef struct BACnet_Write_Property_Data {
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/* number type first to avoid enum cast warning on = { 0 } */
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uint32_t object_instance;
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BACNET_OBJECT_TYPE object_type;
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BACNET_PROPERTY_ID object_property;
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/* use BACNET_ARRAY_ALL when not setting */
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BACNET_ARRAY_INDEX array_index;
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uint8_t application_data[MAX_APDU];
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int application_data_len;
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uint8_t priority; /* use BACNET_NO_PRIORITY if no priority */
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BACNET_ERROR_CLASS error_class;
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BACNET_ERROR_CODE error_code;
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} BACNET_WRITE_PROPERTY_DATA;
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/** Attempts to write a new value to one property for this object type
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* of a given instance.
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* A function template; @see device.c for assignment to object types.
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* @ingroup ObjHelpers
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*
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* @param wp_data [in] Pointer to the BACnet_Write_Property_Data structure,
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* which is packed with the information from the WP request.
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* @return The length of the apdu encoded or -1 for error or
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* -2 for abort message.
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*/
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typedef bool(
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*write_property_function) (
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BACNET_WRITE_PROPERTY_DATA * wp_data);
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/* encode service */
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BACNET_STACK_EXPORT
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size_t writeproperty_apdu_encode(
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uint8_t *apdu,
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BACNET_WRITE_PROPERTY_DATA *data);
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BACNET_STACK_EXPORT
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size_t writeproperty_service_request_encode(
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uint8_t *apdu,
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size_t apdu_size,
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BACNET_WRITE_PROPERTY_DATA *data);
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BACNET_STACK_EXPORT
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int wp_encode_apdu(
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uint8_t * apdu,
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uint8_t invoke_id,
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BACNET_WRITE_PROPERTY_DATA * wp_data);
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/* decode the service request only */
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BACNET_STACK_EXPORT
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int wp_decode_service_request(
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uint8_t * apdu,
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unsigned apdu_len,
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BACNET_WRITE_PROPERTY_DATA * wp_data);
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BACNET_STACK_EXPORT
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bool write_property_type_valid(
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BACNET_WRITE_PROPERTY_DATA * wp_data,
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BACNET_APPLICATION_DATA_VALUE * value,
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uint8_t expected_tag);
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BACNET_STACK_EXPORT
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bool write_property_string_valid(
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BACNET_WRITE_PROPERTY_DATA * wp_data,
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BACNET_APPLICATION_DATA_VALUE * value,
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size_t len_max);
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BACNET_STACK_EXPORT
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bool write_property_empty_string_valid(
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BACNET_WRITE_PROPERTY_DATA * wp_data,
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BACNET_APPLICATION_DATA_VALUE * value,
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size_t len_max);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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/** @defgroup DSWP Data Sharing - Write Property Service (DS-WP)
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* @ingroup DataShare
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* 15.9 WriteProperty Service <br>
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* The WriteProperty service is used by a client BACnet-user to modify the
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* value of a single specified property of a BACnet object. This service
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* potentially allows write access to any property of any object, whether a
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* BACnet-defined object or not. Some implementors may wish to restrict write
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* access to certain properties of certain objects. In such cases, an attempt
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* to modify a restricted property shall result in the return of an error of
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* 'Error Class' PROPERTY and 'Error Code' WRITE_ACCESS_DENIED.
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*/
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#endif
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