vasyl-tkhir
126 lines
2.6 KiB
C
126 lines
2.6 KiB
C
/*
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Copyright (C) 2012 Andriy Sukhynyuk, Vasyl Tkhir, Andriy Ivasiv
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(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, see <http://www.gnu.org/licenses/>.
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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* (*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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