skarg
100 lines
3.6 KiB
C
100 lines
3.6 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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#include "npdu.h"
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#include "net.h"
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/* specific defines for BACnet/IP over 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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#define BVLL_TYPE_BACNET_IP (0x81)
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/* note: define init and cleanup in your ports section */
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/* on Linux, ifname is eth0, ath0, arc0, and others.
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on Windows, ifname is the dotted ip address of the interface */
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bool bip_init(char *ifname);
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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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int bip_socket(void);
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bool bip_valid(void);
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void bip_get_broadcast_address(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(BACNET_ADDRESS * dest, /* destination address */
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BACNET_NPDU_DATA * npdu_data, /* network information */
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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(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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/* use host byte order for setting */
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void bip_set_port(uint16_t port);
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/* returns host byte order */
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uint16_t bip_get_port(void);
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/* use network byte order for setting */
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void bip_set_addr(uint32_t net_address);
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/* returns host byte order */
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uint32_t bip_get_addr(void);
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/* use network byte order for setting */
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void bip_set_broadcast_addr(uint32_t net_address);
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/* returns host byte order */
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uint32_t bip_get_broadcast_addr(void);
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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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