mirror of
https://github.com/stargieg/bacnet-stack
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139 lines
3.3 KiB
C
139 lines
3.3 KiB
C
/**
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* @file
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* @author Andriy Sukhynyuk, Vasyl Tkhir, Andriy Ivasiv
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* @date 2012
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* @brief Network port storage and handling
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*
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* @section LICENSE
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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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#ifndef PORTTHREAD_H
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#define PORTTHREAD_H
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#include <stdint.h>
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#include <stdbool.h>
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#include <pthread.h>
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#include "msgqueue.h"
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#include "bacdef.h"
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#include "npdu.h"
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#define ERROR 1
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#define INFO 2
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#define DEBUG 3
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#define DEBUG_LEVEL 3
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#ifdef DEBUG_LEVEL
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#define PRINT(debug_level, ...) if(debug_level <= DEBUG_LEVEL) fprintf(stderr, __VA_ARGS__)
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#else
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#define PRINT(...)
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#endif
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typedef enum {
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BIP = 1,
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MSTP = 2
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} DL_TYPE;
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typedef enum {
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INIT,
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INIT_FAILED,
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RUNNING,
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FINISHED
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} PORT_STATE;
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/* router port thread function */
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typedef void *(
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*PORT_FUNC) (
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void *);
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typedef enum {
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PARITY_NONE,
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PARITY_EVEN,
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PARITY_ODD
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} PARITY;
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/* port specific parameters */
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typedef union _port_params {
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struct {
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uint16_t port;
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} bip_params;
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struct {
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uint32_t baudrate;
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PARITY parity;
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uint8_t databits;
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uint8_t stopbits;
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uint8_t max_master;
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uint8_t max_frames;
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} mstp_params;
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} PORT_PARAMS;
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/* list node for reacheble networks */
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typedef struct _dnet {
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uint8_t mac[MAX_MAC_LEN];
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uint8_t mac_len;
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uint16_t net;
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bool state; /* enabled or disabled */
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struct _dnet *next;
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} DNET;
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/* information for routing table */
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typedef struct _routing_table_entry {
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uint8_t mac[MAX_MAC_LEN];
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uint8_t mac_len;
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uint16_t net;
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DNET *dnets;
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} RT_ENTRY;
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typedef struct _port {
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DL_TYPE type;
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PORT_STATE state;
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MSGBOX_ID main_id; /* same for every router port */
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MSGBOX_ID port_id; /* different for every router port */
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char *iface;
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PORT_FUNC func;
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RT_ENTRY route_info;
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PORT_PARAMS params;
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struct _port *next; /* pointer to next list node */
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} ROUTER_PORT;
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extern ROUTER_PORT *head;
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extern int port_count;
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/* get recieving router port */
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ROUTER_PORT *find_snet(
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MSGBOX_ID id);
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/* get sending router port */
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ROUTER_PORT *find_dnet(
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uint16_t net,
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BACNET_ADDRESS * addr);
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/* add reacheble network for specified router port */
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void add_dnet(
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RT_ENTRY * route_info,
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uint16_t net,
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BACNET_ADDRESS addr);
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void cleanup_dnets(
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DNET * dnets);
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#endif /* end of PORTTHREAD_H */
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