skarg
82 lines
2.8 KiB
C
82 lines
2.8 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 BIP_H
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#define BIP_H
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#include <stdbool.h>
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#include <stdint.h>
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#include <stddef.h>
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#include "bacdef.h"
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// specific defines for Ethernet
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#define MAX_HEADER (1 + 1 + 2)
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#define MAX_MPDU (MAX_HEADER+MAX_PDU)
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// note: define init and cleanup in your ports section
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bool bip_init(void);
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// normal functions...
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void bip_cleanup(void);
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void bip_set_socket(int sock_fd);
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bool bip_valid(void);
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void bip_get_broadcast_address(
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BACNET_ADDRESS *dest); // destination address
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void bip_get_my_address(BACNET_ADDRESS *my_address);
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/* function to send a packet out the BACnet/IP socket */
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/* returns zero on success, non-zero on failure */
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int bip_send_pdu(
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BACNET_ADDRESS *dest, // destination address
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uint8_t *pdu, // any data to be sent - may be null
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unsigned pdu_len); // number of bytes of data
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// receives a BACnet/IP packet
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// returns the number of octets in the PDU, or zero on failure
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uint16_t bip_receive(
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BACNET_ADDRESS *src, // source address
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uint8_t *pdu, // PDU data
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uint16_t max_pdu, // amount of space available in the PDU
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unsigned timeout); // milliseconds to wait for a packet
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void bip_set_address(uint8_t octet1, uint8_t octet2,
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uint8_t octet3, uint8_t octet4);
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void bip_set_broadcast_address(uint8_t octet1, uint8_t octet2,
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uint8_t octet3, uint8_t octet4);
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void bip_set_port(uint16_t port);
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uint16_t bip_get_port(void);
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void bip_set_interface_name(char *ifname);
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#endif
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