skarg
219 lines
6.4 KiB
C
219 lines
6.4 KiB
C
/*####COPYRIGHTBEGIN####
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-------------------------------------------
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Copyright (C) 2005 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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#ifndef BACAPP_H
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#define BACAPP_H
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include "bacdef.h"
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#include "bacstr.h"
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#include "datetime.h"
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struct BACnet_Application_Data_Value;
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typedef struct BACnet_Application_Data_Value {
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bool context_specific; /* true if context specific data */
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uint8_t context_tag; /* only used for context specific data */
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uint8_t tag; /* application tag data type */
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union {
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/* NULL - not needed as it is encoded in the tag alone */
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#if defined (BACAPP_BOOLEAN)
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bool Boolean;
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#endif
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#if defined (BACAPP_UNSIGNED)
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uint32_t Unsigned_Int;
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#endif
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#if defined (BACAPP_SIGNED)
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int32_t Signed_Int;
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#endif
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#if defined (BACAPP_REAL)
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float Real;
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#endif
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#if defined (BACAPP_DOUBLE)
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double Double;
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#endif
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#if defined (BACAPP_OCTET_STRING)
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BACNET_OCTET_STRING Octet_String;
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#endif
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#if defined (BACAPP_CHARACTER_STRING)
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BACNET_CHARACTER_STRING Character_String;
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#endif
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#if defined (BACAPP_BIT_STRING)
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BACNET_BIT_STRING Bit_String;
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#endif
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#if defined (BACAPP_ENUMERATED)
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uint32_t Enumerated;
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#endif
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#if defined (BACAPP_DATE)
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BACNET_DATE Date;
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#endif
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#if defined (BACAPP_TIME)
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BACNET_TIME Time;
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#endif
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#if defined (BACAPP_OBJECT_ID)
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BACNET_OBJECT_ID Object_Id;
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#endif
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} type;
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/* simple linked list if needed */
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struct BACnet_Application_Data_Value *next;
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} BACNET_APPLICATION_DATA_VALUE;
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struct BACnet_Access_Error;
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typedef struct BACnet_Access_Error {
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BACNET_ERROR_CLASS error_class;
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BACNET_ERROR_CODE error_code;
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} BACNET_ACCESS_ERROR;
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struct BACnet_Property_Reference;
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typedef struct BACnet_Property_Reference {
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BACNET_PROPERTY_ID propertyIdentifier;
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int32_t propertyArrayIndex; /* optional */
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/* either value or error, but not both.
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Use NULL value to indicate error */
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BACNET_APPLICATION_DATA_VALUE *value;
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BACNET_ACCESS_ERROR error;
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/* simple linked list */
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struct BACnet_Property_Reference *next;
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} BACNET_PROPERTY_REFERENCE;
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struct BACnet_Property_Value;
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typedef struct BACnet_Property_Value {
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BACNET_PROPERTY_ID propertyIdentifier;
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int32_t propertyArrayIndex;
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BACNET_APPLICATION_DATA_VALUE value;
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uint8_t priority;
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/* simple linked list */
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struct BACnet_Property_Value *next;
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} BACNET_PROPERTY_VALUE;
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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int bacapp_encode_data(
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uint8_t * apdu,
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BACNET_APPLICATION_DATA_VALUE * value);
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int bacapp_decode_data(
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uint8_t * apdu,
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uint8_t tag_data_type,
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uint32_t len_value_type,
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BACNET_APPLICATION_DATA_VALUE * value);
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int bacapp_decode_application_data(
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uint8_t * apdu,
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unsigned max_apdu_len,
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BACNET_APPLICATION_DATA_VALUE * value);
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bool bacapp_decode_application_data_safe(
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uint8_t * new_apdu,
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uint32_t new_apdu_len,
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BACNET_APPLICATION_DATA_VALUE * value);
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int bacapp_encode_application_data(
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uint8_t * apdu,
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BACNET_APPLICATION_DATA_VALUE * value);
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int bacapp_decode_context_data(
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uint8_t * apdu,
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unsigned max_apdu_len,
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BACNET_APPLICATION_DATA_VALUE * value,
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BACNET_PROPERTY_ID property);
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int bacapp_encode_context_data(
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uint8_t * apdu,
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BACNET_APPLICATION_DATA_VALUE * value,
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BACNET_PROPERTY_ID property);
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int bacapp_encode_context_data_value(
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uint8_t * apdu,
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uint8_t context_tag_number,
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BACNET_APPLICATION_DATA_VALUE * value);
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BACNET_APPLICATION_TAG bacapp_context_tag_type(
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BACNET_PROPERTY_ID property,
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uint8_t tag_number);
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bool bacapp_copy(
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BACNET_APPLICATION_DATA_VALUE * dest_value,
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BACNET_APPLICATION_DATA_VALUE * src_value);
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/* returns the length of data between an opening tag and a closing tag.
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Expects that the first octet contain the opening tag.
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Include a value property identifier for context specific data
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such as the value received in a WriteProperty request */
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int bacapp_data_len(
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uint8_t * apdu,
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unsigned max_apdu_len,
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BACNET_PROPERTY_ID property);
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#if PRINT_ENABLED
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#define BACAPP_PRINT_ENABLED
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#else
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#ifdef TEST
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#define BACAPP_PRINT_ENABLED
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#endif
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#endif
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#ifdef BACAPP_PRINT_ENABLED
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bool bacapp_parse_application_data(
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BACNET_APPLICATION_TAG tag_number,
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const char *argv,
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BACNET_APPLICATION_DATA_VALUE * value);
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bool bacapp_print_value(
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FILE * stream,
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BACNET_APPLICATION_DATA_VALUE * value,
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BACNET_PROPERTY_ID property);
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#else
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/* Provide harmless return values */
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#define bacapp_parse_application_data(x,y,z) false
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#define bacapp_print_value(x,y,z) false
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#endif
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#ifdef TEST
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#include "ctest.h"
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#include "datetime.h"
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bool bacapp_same_value(
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BACNET_APPLICATION_DATA_VALUE * value,
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BACNET_APPLICATION_DATA_VALUE * test_value);
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void testBACnetApplicationDataLength(
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Test * pTest);
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void testBACnetApplicationData(
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Test * pTest);
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#endif
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif
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