mirror of
https://github.com/stargieg/bacnet-stack
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109 lines
3.5 KiB
C
109 lines
3.5 KiB
C
/**************************************************************************
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*
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* Copyright (C) 2016 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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*********************************************************************/
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#include <stddef.h>
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#include <stdint.h>
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#include <errno.h>
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#include <string.h>
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#include "config.h"
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#include "bacdef.h"
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#include "bacdcode.h"
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#include "abort.h"
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#include "address.h"
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#include "tsm.h"
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#include "dcc.h"
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#include "npdu.h"
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#include "apdu.h"
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#include "device.h"
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#include "datalink.h"
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#include "iam.h"
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#include "txbuf.h"
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/* some demo stuff needed */
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#include "handlers.h"
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#include "client.h"
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/** Encodes an Abort message
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* @param buffer The buffer to build the message for sending.
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* @param dest - Destination address to send the message
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* @param src - Source address from which the message originates
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* @param npdu_data - buffer to hold NPDU data encoded
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* @param invoke_id - use to match up a reply
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* @param reason - #BACNET_ABORT_REASON enumeration
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* @param server - true or false
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*
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* @return Size of the message sent (bytes), or a negative value on error.
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*/
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int abort_encode_pdu(
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uint8_t * buffer,
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BACNET_ADDRESS * dest,
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BACNET_ADDRESS * src,
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BACNET_NPDU_DATA * npdu_data,
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uint8_t invoke_id,
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BACNET_ABORT_REASON reason,
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bool server)
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{
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int len = 0;
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int pdu_len = 0;
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/* encode the NPDU portion of the packet */
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npdu_encode_npdu_data(npdu_data, false, MESSAGE_PRIORITY_NORMAL);
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pdu_len = npdu_encode_pdu(&buffer[0], dest, src, npdu_data);
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/* encode the APDU portion of the packet */
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len = abort_encode_apdu(&buffer[pdu_len], invoke_id, reason, server);
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pdu_len += len;
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return pdu_len;
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}
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/** Sends an Abort message
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* @param buffer The buffer to build the message for sending.
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* @param dest - Destination address to send the message
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* @param invoke_id - use to match up a reply
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* @param reason - #BACNET_ABORT_REASON enumeration
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* @param server - true or false
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*
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* @return Size of the message sent (bytes), or a negative value on error.
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*/
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int Send_Abort_To_Network(
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uint8_t * buffer,
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BACNET_ADDRESS *dest,
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uint8_t invoke_id,
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BACNET_ABORT_REASON reason,
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bool server)
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{
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int pdu_len = 0;
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BACNET_ADDRESS src;
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int bytes_sent = 0;
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BACNET_NPDU_DATA npdu_data;
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datalink_get_my_address(&src);
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pdu_len = abort_encode_pdu(buffer, dest, &src, &npdu_data,
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invoke_id, reason, server);
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bytes_sent = datalink_send_pdu(dest, &npdu_data, &buffer[0], pdu_len);
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return bytes_sent;
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}
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