mirror of
https://github.com/stargieg/bacnet-stack
synced 2025-10-26 23:35:52 +08:00
127 lines
4.2 KiB
C
127 lines
4.2 KiB
C
/**************************************************************************
|
|
*
|
|
* Copyright (C) 2012 Steve Karg <skarg@users.sourceforge.net>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included
|
|
* in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
|
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
|
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*********************************************************************/
|
|
#ifndef BIP_H
|
|
#define BIP_H
|
|
|
|
#include <stdbool.h>
|
|
#include <stdint.h>
|
|
#include <stddef.h>
|
|
#include "bacdef.h"
|
|
#include "npdu.h"
|
|
#include "net.h"
|
|
|
|
/* specific defines for BACnet/IP over Ethernet */
|
|
#define MAX_HEADER (1 + 1 + 2)
|
|
#define MAX_MPDU (MAX_HEADER+MAX_PDU)
|
|
|
|
#define BVLL_TYPE_BACNET_IP (0x81)
|
|
|
|
extern bool BIP_Debug;
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
/* note: define init, set_interface, and cleanup in your port */
|
|
/* on Linux, ifname is eth0, ath0, arc0, and others.
|
|
on Windows, ifname is the dotted ip address of the interface */
|
|
bool bip_init(
|
|
char *ifname);
|
|
void bip_set_interface(
|
|
char *ifname);
|
|
void bip_cleanup(
|
|
void);
|
|
|
|
/* common BACnet/IP functions */
|
|
void bip_set_socket(
|
|
int sock_fd);
|
|
int bip_socket(
|
|
void);
|
|
bool bip_valid(
|
|
void);
|
|
void bip_get_broadcast_address(
|
|
BACNET_ADDRESS * dest); /* destination address */
|
|
void bip_get_my_address(
|
|
BACNET_ADDRESS * my_address);
|
|
|
|
/* function to send a packet out the BACnet/IP socket */
|
|
/* returns zero on success, non-zero on failure */
|
|
int bip_send_pdu(
|
|
BACNET_ADDRESS * dest, /* destination address */
|
|
BACNET_NPDU_DATA * npdu_data, /* network information */
|
|
uint8_t * pdu, /* any data to be sent - may be null */
|
|
unsigned pdu_len); /* number of bytes of data */
|
|
|
|
/* receives a BACnet/IP packet */
|
|
/* returns the number of octets in the PDU, or zero on failure */
|
|
uint16_t bip_receive(
|
|
BACNET_ADDRESS * src, /* source address */
|
|
uint8_t * pdu, /* PDU data */
|
|
uint16_t max_pdu, /* amount of space available in the PDU */
|
|
unsigned timeout); /* milliseconds to wait for a packet */
|
|
|
|
/* use network byte order for setting */
|
|
void bip_set_port(
|
|
uint16_t port);
|
|
bool bip_port_changed(void);
|
|
/* returns network byte order */
|
|
uint16_t bip_get_port(
|
|
void);
|
|
|
|
/* use network byte order for setting */
|
|
void bip_set_addr(
|
|
uint32_t net_address);
|
|
/* returns network byte order */
|
|
uint32_t bip_get_addr(
|
|
void);
|
|
|
|
/* use network byte order for setting */
|
|
void bip_set_broadcast_addr(
|
|
uint32_t net_address);
|
|
/* returns network byte order */
|
|
uint32_t bip_get_broadcast_addr(
|
|
void);
|
|
|
|
/* gets an IP address by name, where name can be a
|
|
string that is an IP address in dotted form, or
|
|
a name that is a domain name
|
|
returns 0 if not found, or
|
|
an IP address in network byte order */
|
|
long bip_getaddrbyname(
|
|
const char *host_name);
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
/** @defgroup DLBIP BACnet/IP DataLink Network Layer
|
|
* @ingroup DataLink
|
|
* Implementation of the Network Layer using BACnet/IP as the transport, as
|
|
* described in Annex J.
|
|
* The functions described here fulfill the roles defined generically at the
|
|
* DataLink level by serving as the implementation of the function templates.
|
|
*
|
|
*/
|
|
#endif
|