Esempio n. 1
0
/** Main function of server demo.
 *
 * @see Device_Set_Object_Instance_Number, dlenv_init, Send_I_Am,
 *      datalink_receive, npdu_handler,
 *      dcc_timer_seconds, bvlc_maintenance_timer,
 *      Load_Control_State_Machine_Handler, handler_cov_task,
 *      tsm_timer_milliseconds
 *
 * @param argc [in] Arg count.
 * @param argv [in] Takes one argument: the Device Instance #.
 * @return 0 on success.
 */
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 1;       /* milliseconds */
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    uint32_t elapsed_seconds = 0;
    uint32_t elapsed_milliseconds = 0;
    uint32_t address_binding_tmr = 0;
    uint32_t recipient_scan_tmr = 0;
    int uci_id = 0;
    float val_f, pval_f;
    int val_i, pval_i;
    struct uci_context *ctx;
    time_t chk_mtime = 0;
    time_t ucimodtime_bacnet_bi = 0;
    time_t ucimodtime_bacnet_av = 0;
    time_t ucimodtime_bacnet_ao = 0;
    time_t ucimodtime_bacnet_mv = 0;
    int uci_idx = 0;
    char *section;
    char *type;
    char *pEnv = NULL;
    int rewrite;

    pEnv = getenv("UCI_SECTION");
    ctx = ucix_init("bacnet_dev");
#if PRINT_ENABLED
    if(!ctx)
        fprintf(stderr,  "Failed to load config file bacnet_dev\n");
#endif
    uci_id = ucix_get_option_int(ctx, "bacnet_dev", pEnv, "id", 0);
    if (uci_id != 0) {
        Device_Set_Object_Instance_Number(uci_id);
    } else {
        /* allow the device ID to be set */
        if (argc > 1)
            Device_Set_Object_Instance_Number(strtol(argv[1], NULL, 0));
    }
    if(ctx)
        ucix_cleanup(ctx);

#if PRINT_ENABLED
    printf("BACnet Server with uci\n" "BACnet Stack Version %s\n"
        "BACnet Device ID: %u\n" "Max APDU: %d\n", BACnet_Version,
        Device_Object_Instance_Number(), MAX_APDU);
#endif
    /* load any static address bindings to show up
       in our device bindings list */
    address_init();
    Init_Service_Handlers();
    dlenv_init();
    atexit(datalink_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    /* broadcast an I-Am on startup */
    Send_I_Am(&Handler_Transmit_Buffer[0]);
    /* loop forever */
    for (;;) {
        /* input */
        current_seconds = time(NULL);

        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);

        /* process */
        if (pdu_len) {
            npdu_handler(&src, &Rx_Buf[0], pdu_len);
        }
        /* at least one second has passed */
        elapsed_seconds = (uint32_t) (current_seconds - last_seconds);
        if (elapsed_seconds) {
            last_seconds = current_seconds;
            dcc_timer_seconds(elapsed_seconds);
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
            dlenv_maintenance_timer(elapsed_seconds);
            Load_Control_State_Machine_Handler();
            elapsed_milliseconds = elapsed_seconds * 1000;
            handler_cov_timer_seconds(elapsed_seconds);
            tsm_timer_milliseconds(elapsed_milliseconds);
            trend_log_timer(elapsed_seconds);
#if defined(INTRINSIC_REPORTING)
            Device_local_reporting();
#endif
        }
        handler_cov_task();
        /* scan cache address */
        address_binding_tmr += elapsed_seconds;
        if (address_binding_tmr >= 60) {
            address_cache_timer(address_binding_tmr);
            address_binding_tmr = 0;
        }
#if defined(INTRINSIC_REPORTING)
        /* try to find addresses of recipients */
        recipient_scan_tmr += elapsed_seconds;
        if (recipient_scan_tmr >= NC_RESCAN_RECIPIENTS_SECS) {
            Notification_Class_find_recipient();
            recipient_scan_tmr = 0;
        }
#endif
#if false
        /* output */
        rewrite++;
        if (rewrite>10000) {
            rewrite=0;
            printf("rewrite %i\n", rewrite);
        }
        /* update Analog Value from uci */
        section = "bacnet_av";
        type = "av";
        chk_mtime = 0;
        chk_mtime = check_uci_update(section, ucimodtime_bacnet_av);
        if ( rewrite == 0) {
            chk_mtime = ucimodtime_bacnet_av;
#if PRINT_ENABLED
            printf("rewrite %i\n", rewrite);
#endif
        }
        if(chk_mtime != 0) {
            sleep(1);
            ucimodtime_bacnet_av = chk_mtime;
#if PRINT_ENABLED
            printf("Config changed, reloading %s\n",section);
#endif
            ctx = ucix_init(section);
            struct uci_itr_ctx itr;
            value_tuple_t *cur;
            itr.list = NULL;
            itr.section = section;
            itr.ctx = ctx;
            ucix_for_each_section_type(ctx, section, type,
                (void *)load_value, &itr);
            for( cur = itr.list; cur; cur = cur->next ) {
#if PRINT_ENABLED
                printf("section %s idx %s \n", section, cur->idx);
#endif
                val_f = strtof(cur->value,NULL);
                uci_idx = atoi(cur->idx);
#if PRINT_ENABLED
                printf("idx %s ",cur->idx);
                printf("value %s\n",cur->value);
#endif
                pval_f = Analog_Value_Present_Value(uci_idx);
                if ( val_f != pval_f ) {
                    Analog_Value_Present_Value_Set(uci_idx,val_f,16);
                }
                if (cur->Out_Of_Service == 0) {
                    if (Analog_Value_Out_Of_Service(uci_idx))
                        Analog_Value_Out_Of_Service_Set(uci_idx,0);
                    if (Analog_Value_Reliability(uci_idx))
                        Analog_Value_Reliability_Set(uci_idx,
                            RELIABILITY_NO_FAULT_DETECTED);
                } else {
#if PRINT_ENABLED
                    printf("idx %s ",cur->idx);
                    printf("Out_Of_Service\n");
#endif
                    Analog_Value_Out_Of_Service_Set(uci_idx,1);
                    Analog_Value_Reliability_Set(uci_idx,
                        RELIABILITY_COMMUNICATION_FAILURE);
                }
            }
            ucix_cleanup(ctx);
        }
        /* update end */
        /* update Analog Value from uci */
        section = "bacnet_ao";
        type = "ao";
        chk_mtime = 0;
        chk_mtime = check_uci_update(section, ucimodtime_bacnet_ao);
        if ( rewrite == 0) {
            chk_mtime = ucimodtime_bacnet_ao;
        }
        if(chk_mtime != 0) {
            sleep(1);
            ucimodtime_bacnet_ao = chk_mtime;
#if PRINT_ENABLED
            printf("Config changed, reloading %s\n",section);
#endif
            ctx = ucix_init(section);
            struct uci_itr_ctx itr;
            value_tuple_t *cur;
            itr.list = NULL;
            itr.section = section;
            itr.ctx = ctx;
            ucix_for_each_section_type(ctx, section, type,
                (void *)load_value, &itr);
            for( cur = itr.list; cur; cur = cur->next ) {
#if PRINT_ENABLED
                printf("section %s idx %s \n", section, cur->idx);
#endif
                val_f = strtof(cur->value,NULL);
                uci_idx = atoi(cur->idx);
#if PRINT_ENABLED
                printf("idx %s ",cur->idx);
                printf("value %s\n",cur->value);
#endif
                pval_f = Analog_Output_Present_Value(uci_idx);
                if ( val_f != pval_f ) {
                    Analog_Output_Present_Value_Set(uci_idx,val_f,16);
                }
                if (cur->Out_Of_Service == 0) {
                    if (Analog_Output_Out_Of_Service(uci_idx))
                        Analog_Output_Out_Of_Service_Set(uci_idx,0);
                    if (Analog_Output_Reliability(uci_idx))
                        Analog_Output_Reliability_Set(uci_idx,
                            RELIABILITY_NO_FAULT_DETECTED);
                } else {
#if PRINT_ENABLED
                    printf("idx %s ",cur->idx);
                    printf("Out_Of_Service\n");
#endif
                    Analog_Output_Out_Of_Service_Set(uci_idx,1);
                    Analog_Output_Reliability_Set(uci_idx,
                        RELIABILITY_COMMUNICATION_FAILURE);
                }
            }
            ucix_cleanup(ctx);
        }
        /* update end */

        /* update Multistate Value from uci */
        section = "bacnet_mv";
        type = "mv";
        chk_mtime = 0;
        chk_mtime = check_uci_update(section, ucimodtime_bacnet_mv);
        if ( rewrite == 0) {
            chk_mtime = ucimodtime_bacnet_mv;
        }
        if(chk_mtime != 1) {
            ucimodtime_bacnet_mv = chk_mtime;
#if PRINT_ENABLED
            printf("Config changed, reloading %s\n",section);
#endif
            ctx = ucix_init(section);
            struct uci_itr_ctx itr;
            value_tuple_t *cur;
            itr.list = NULL;
            itr.section = section;
            itr.ctx = ctx;
            ucix_for_each_section_type(ctx, section, type,
                (void *)load_value, &itr);
            for( cur = itr.list; cur; cur = cur->next ) {
#if PRINT_ENABLED
                printf("section %s idx %s \n", section, cur->idx);
#endif
                val_f = strtof(cur->value,NULL);
                uci_idx = atoi(cur->idx);
                if (val_f || !strcmp(cur->value, "0")) {
#if PRINT_ENABLED
                    printf("idx %s ",cur->idx);
                    printf("value %s\n",cur->value);
#endif
                    pval_f = Multistate_Value_Present_Value(uci_idx);
                    if ( val_f != pval_f ) {
                        Multistate_Value_Present_Value_Set(uci_idx,val_f,16);
                    }
                    if (Multistate_Value_Out_Of_Service(uci_idx))
                        Multistate_Value_Out_Of_Service_Set(uci_idx,0);
                    if (Multistate_Value_Reliability(uci_idx))
                        Multistate_Value_Reliability_Set(uci_idx,
                            RELIABILITY_NO_FAULT_DETECTED);
                } else {
#if PRINT_ENABLED
                    printf("idx %s ",cur->idx);
                    printf("Out_Of_Service\n");
#endif
                    Multistate_Value_Out_Of_Service_Set(uci_idx,1);
                    Multistate_Value_Reliability_Set(uci_idx,
                        RELIABILITY_COMMUNICATION_FAILURE);
                }
                if (cur->Out_Of_Service == 0) {
                    if (Multistate_Value_Out_Of_Service(uci_idx))
                        Multistate_Value_Out_Of_Service_Set(uci_idx,0);
                    if (Multistate_Value_Reliability(uci_idx))
                        Multistate_Value_Reliability_Set(uci_idx,
                            RELIABILITY_NO_FAULT_DETECTED);
                } else {
#if PRINT_ENABLED
                    printf("idx %s ",cur->idx);
                    printf("Out_Of_Service\n");
#endif
                    Multistate_Value_Out_Of_Service_Set(uci_idx,1);
                    Multistate_Value_Reliability_Set(uci_idx,
                        RELIABILITY_COMMUNICATION_FAILURE);
                }
            }
            ucix_cleanup(ctx);
        }
        /* update end */

        /* update Binary Input from uci */
        section = "bacnet_bi";
        type = "bi";
        chk_mtime = 0;
        chk_mtime = check_uci_update(section, ucimodtime_bacnet_bi);
        if ( rewrite == 0) {
            chk_mtime = ucimodtime_bacnet_bi;
        }
        if(chk_mtime != 0) {
            ucimodtime_bacnet_bi = chk_mtime;
#if PRINT_ENABLED
            printf("Config changed, reloading %s\n",section);
#endif
            ctx = ucix_init(section);
            struct uci_itr_ctx itr;
            value_tuple_t *cur;
            itr.list = NULL;
            itr.section = section;
            itr.ctx = ctx;
            ucix_for_each_section_type(ctx, section, type,
                (void *)load_value, &itr);
            for( cur = itr.list; cur; cur = cur->next ) {
#if PRINT_ENABLED
                printf("section %s idx %s \n", section, cur->idx);
#endif
                if (cur->value) {
#if PRINT_ENABLED
                    printf("idx %s ",cur->idx);
                    printf("value %s\n",cur->value);
#endif
                    val_i = atoi(cur->value);
                    uci_idx = atoi(cur->idx);
                    pval_i = Binary_Input_Present_Value(uci_idx);
                    if ( val_i != pval_i ) {
                        Binary_Input_Present_Value_Set(uci_idx,val_i,16);
                    }
                }
                if (cur->Out_Of_Service == 0) {
                    if (Binary_Input_Out_Of_Service(uci_idx))
                        Binary_Input_Out_Of_Service_Set(uci_idx,0);
                    if (Binary_Input_Reliability(uci_idx))
                        Binary_Input_Reliability_Set(uci_idx,
                            RELIABILITY_NO_FAULT_DETECTED);
                } else {
#if PRINT_ENABLED
                    printf("idx %s ",cur->idx);
                    printf("Out_Of_Service\n");
#endif
                    Binary_Input_Out_Of_Service_Set(uci_idx,1);
                    Binary_Input_Reliability_Set(uci_idx,
                        RELIABILITY_COMMUNICATION_FAILURE);
                }
            }
            ucix_cleanup(ctx);
        }
        /* update end */
#endif
        /* blink LEDs, Turn on or off outputs, etc */
    }

    return 0;
}
Esempio n. 2
0
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 100;     /* milliseconds */
    time_t total_seconds = 0;
    time_t elapsed_seconds = 0;
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    time_t timeout_seconds = 0;
    int argi = 0;
    char *filename = NULL;

    filename = filename_remove_path(argv[0]);
    for (argi = 1; argi < argc; argi++) {
        if (strcmp(argv[argi], "--help") == 0) {
            print_usage(filename);
            print_help(filename);
            exit(0);
        }
        if (strcmp(argv[argi], "--version") == 0) {
            printf("%s %s\n", filename, BACNET_VERSION_TEXT);
            printf("Copyright (C) 2014 by Steve Karg and others.\n"
                "This is free software; see the source for copying conditions.\n"
                "There is NO warranty; not even for MERCHANTABILITY or\n"
                "FITNESS FOR A PARTICULAR PURPOSE.\n");
            exit(0);
        }
    }
    if (argc < 2) {
        print_usage(filename);
        return 0;
    }
    if ((argc > 1) && (strcmp(argv[1], "--help") == 0)) {
        return 0;
    }
    /* decode the command line parameters */
    address_parse(&Target_Router_Address, argc - 1, &argv[1]);
    if (argc > 2) {
        /* FIXME: add port info parse */
        /* BACNET_ROUTER_PORT *router_port_list
           Target_Router_Port_List
           ports_parse(&router_port[0], argc-2, &argv[2]);
           Target_Router_Port_List = router_port[0];
         */
    }
    /* setup my info */
    Device_Set_Object_Instance_Number(BACNET_MAX_INSTANCE);
    Init_Service_Handlers();
    address_init();
    dlenv_init();
    atexit(datalink_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    timeout_seconds = apdu_timeout() / 1000;
    /* send the request */
    Send_Initialize_Routing_Table(&Target_Router_Address, DNET_list);
    /* loop forever */
    for (;;) {
        /* increment timer - exit if timed out */
        current_seconds = time(NULL);
        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);
        /* process */
        if (pdu_len) {
            My_NPDU_Handler(&src, &Rx_Buf[0], pdu_len);
        }
        if (Error_Detected)
            break;
        /* increment timer - exit if timed out */
        elapsed_seconds = current_seconds - last_seconds;
        if (elapsed_seconds) {
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
        }
        total_seconds += elapsed_seconds;
        if (total_seconds > timeout_seconds)
            break;
        /* keep track of time for next check */
        last_seconds = current_seconds;
    }

    return 0;
}
Esempio n. 3
0
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 100;     /* milliseconds */
    time_t total_seconds = 0;
    time_t elapsed_seconds = 0;
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    time_t timeout_seconds = 0;
    long port = 0;

    if (argc < 2) {
        printf("Usage: %s IP [port]\r\n", filename_remove_path(argv[0]));
        return 0;
    }
    if ((argc > 1) && (strcmp(argv[1], "--help") == 0)) {
        printf
            ("Send a Read-Broadcast-Distribution-Table message to a BBMD.\r\n"
            "\r\n" "IP:\r\n"
            "IP address of the BBMD in dotted decimal notation\r\n"
            "[port]\r\n"
            "optional BACnet/IP port number (default=47808=0xBAC0)\r\n" "\r\n"
            "To send a Read-Broadcast-Distribution-Table message to a BBMD\r\n"
            "at 192.168.0.1 using port 47808:\r\n" "%s 192.168.0.1 47808\r\n",
            filename_remove_path(argv[0]));
        return 0;
    }
    /* decode the command line parameters */
    if (argc > 1) {
        Target_BBMD_Address = inet_addr(argv[1]);
        if (Target_BBMD_Address == (-1)) {
            fprintf(stderr, "IP=%s - failed to convert address.\r\n", argv[1]);
            return 1;
        }
    }
    if (argc > 2) {
        port = strtol(argv[2], NULL, 0);
        if ((port > 0) && (port <= 65535)) {
            Target_BBMD_Port = htons(port);
        } else {
            fprintf(stderr, "port=%ld - port must be between 0-65535.\r\n",
                port);
            return 1;
        }
    } else {
        Target_BBMD_Port = htons(47808);
    }
    /* setup my info */
    Device_Set_Object_Instance_Number(BACNET_MAX_INSTANCE);
    Init_Service_Handlers();
    address_init();
    dlenv_init();
    atexit(datalink_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    timeout_seconds = apdu_timeout() / 1000;
    /* send the request */
    bvlc_bbmd_read_bdt(Target_BBMD_Address, Target_BBMD_Port);
    /* loop forever */
    for (;;) {
        /* increment timer - exit if timed out */
        current_seconds = time(NULL);
        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);
        /* process */
        if (pdu_len) {
            npdu_handler(&src, &Rx_Buf[0], pdu_len);
        }
        if (Error_Detected)
            break;
        /* increment timer - exit if timed out */
        elapsed_seconds = current_seconds - last_seconds;
        if (elapsed_seconds) {
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
        }
        total_seconds += elapsed_seconds;
        if (total_seconds > timeout_seconds)
            break;
        /* keep track of time for next check */
        last_seconds = current_seconds;
    }

    return 0;
}
Esempio n. 4
0
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 1;       /* milliseconds */
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    uint32_t elapsed_seconds = 0;
    uint32_t elapsed_milliseconds = 0;
    uint32_t address_binding_tmr = 0;
    uint32_t recipient_scan_tmr = 0;
    uint16_t count = 0;

    /* allow the device ID to be set */
    if (argc > 1)
        Device_Set_Object_Instance_Number(strtol(argv[1], NULL, 0));
    printf("BACnet Server Demo\n" "BACnet Stack Version %s\n"
        "BACnet Device ID: %u\n" "Max APDU: %d\n", BACnet_Version,
        Device_Object_Instance_Number(), MAX_APDU);
    /* load any static address bindings to show up
       in our device bindings list */
    address_init();
    Init_Service_Handlers();
    dlenv_init();
    atexit(datalink_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    /* broadcast an I-Am on startup */
    Send_I_Am(&Handler_Transmit_Buffer[0]);

//////////////////////////////////////
	initPin(GPIO_PIN1);
	initPin(GPIO_PIN2);
	setPinDirection(GPIO_PIN1, IN);
	setPinDirection(GPIO_PIN2, IN);

  struct itimerval it_val;	/* for setting itimer */

  /* Upon SIGALRM, call DoStuff().
   * Set interval timer.  We want frequency in ms, 
   * but the setitimer call needs seconds and useconds. */
  if (signal(SIGALRM, (void (*)(int)) countPeopleInFunc) == SIG_ERR) {
    perror("Unable to catch SIGALRM");
    exit(1);
  }
/*
  if (signal(SIGALRM, (void (*)(int)) countPeopleOutFunc) == SIG_ERR) {
    perror("Unable to catch SIGALRM");
    exit(1);
  }
*/
  it_val.it_value.tv_sec =     INTERVAL/1000;
  it_val.it_value.tv_usec =    (INTERVAL*1000) % 1000000;	
  it_val.it_interval = it_val.it_value;
  if (setitimer(ITIMER_REAL, &it_val, NULL) == -1) {
    perror("error calling setitimer()");
    exit(1);
  }
////////////////////////////////////////////////////



    /* loop forever */
    for (;;) {
        /* input */
        current_seconds = time(NULL);

        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);

        /* process */
        if (pdu_len) {
            npdu_handler(&src, &Rx_Buf[0], pdu_len);
        }
        /* at least one second has passed */
        elapsed_seconds = (uint32_t) (current_seconds - last_seconds);
        if (elapsed_seconds) {
            last_seconds = current_seconds;
            dcc_timer_seconds(elapsed_seconds);
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
            dlenv_maintenance_timer(elapsed_seconds);
            Load_Control_State_Machine_Handler();
            elapsed_milliseconds = elapsed_seconds * 1000;
            handler_cov_timer_seconds(elapsed_seconds);
            tsm_timer_milliseconds(elapsed_milliseconds);
            trend_log_timer(elapsed_seconds);
#if defined(INTRINSIC_REPORTING)
            Device_local_reporting();
#endif
        }
        handler_cov_task();
        /* scan cache address */
        address_binding_tmr += elapsed_seconds;
        if (address_binding_tmr >= 60) {
            address_cache_timer(address_binding_tmr);
            address_binding_tmr = 0;
        }
#if defined(INTRINSIC_REPORTING)
        /* try to find addresses of recipients */
        recipient_scan_tmr += elapsed_seconds;
        if (recipient_scan_tmr >= NC_RESCAN_RECIPIENTS_SECS) {
            Notification_Class_find_recipient();
            recipient_scan_tmr = 0;
        }
#endif
	
        /* output */

        /* blink LEDs, Turn on or off outputs, etc */
    }

    return 0;
}
Esempio n. 5
0
/** Main function of server demo.
 *
 * @see Device_Set_Object_Instance_Number, dlenv_init, Send_I_Am,
 *      datalink_receive, npdu_handler,
 *      dcc_timer_seconds, bvlc_maintenance_timer,
 *      handler_cov_task,
 *      tsm_timer_milliseconds
 *
 * @param argc [in] Arg count.
 * @param argv [in] Takes one argument: the Device Instance #.
 * @return 0 on success.
 */
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 1;       /* milliseconds */
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    uint32_t elapsed_seconds = 0;
    uint32_t elapsed_milliseconds = 0;
    uint32_t address_binding_tmr = 0;
        
    /* allow the device ID to be set */
    if (argc > 1) {
        Device_Set_Object_Instance_Number(strtol(argv[1], NULL, 0));
    }
    printf("BACnet Raspberry Pi PiFace Digital Demo\n" 
        "BACnet Stack Version %s\n"
        "BACnet Device ID: %u\n" 
        "Max APDU: %d\n", BACnet_Version,
        Device_Object_Instance_Number(), MAX_APDU);
    /* load any static address bindings to show up
       in our device bindings list */
    address_init();
    Init_Service_Handlers();
    dlenv_init();
    atexit(datalink_cleanup);
    piface_init();
    atexit(piface_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    /* broadcast an I-Am on startup */
    Send_I_Am(&Handler_Transmit_Buffer[0]);
    /* loop forever */
    for (;;) {
        /* input */
        current_seconds = time(NULL);

        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);

        /* process */
        if (pdu_len) {
            npdu_handler(&src, &Rx_Buf[0], pdu_len);
        }
        /* at least one second has passed */
        elapsed_seconds = (uint32_t) (current_seconds - last_seconds);
        if (elapsed_seconds) {
            last_seconds = current_seconds;
            dcc_timer_seconds(elapsed_seconds);
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
            dlenv_maintenance_timer(elapsed_seconds);
            elapsed_milliseconds = elapsed_seconds * 1000;
            handler_cov_timer_seconds(elapsed_seconds);
            tsm_timer_milliseconds(elapsed_milliseconds);
        }
        handler_cov_task();
        /* scan cache address */
        address_binding_tmr += elapsed_seconds;
        if (address_binding_tmr >= 60) {
            address_cache_timer(address_binding_tmr);
            address_binding_tmr = 0;
        }
        /* output/input */
        piface_task();
    }

    return 0;
}
Esempio n. 6
0
/** Main function of server demo.
 *
 * @see Device_Set_Object_Instance_Number, dlenv_init, Send_I_Am,
 *      datalink_receive, npdu_handler,
 *      dcc_timer_seconds, bvlc_maintenance_timer,
 *      Load_Control_State_Machine_Handler, handler_cov_task,
 *      tsm_timer_milliseconds
 *
 * @param argc [in] Arg count.
 * @param argv [in] Takes one argument: the Device Instance #.
 * @return 0 on success.
 */
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 1;       /* milliseconds */
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    uint32_t elapsed_seconds = 0;
    uint32_t elapsed_milliseconds = 0;
    uint32_t address_binding_tmr = 0;
    uint32_t recipient_scan_tmr = 0;
#if defined(BAC_UCI)
    int uciId = 0;
    struct uci_context *ctx;
#endif
    int argi = 0;
    char *filename = NULL;

    filename = filename_remove_path(argv[0]);
    for (argi = 1; argi < argc; argi++) {
        if (strcmp(argv[argi], "--help") == 0) {
            print_usage(filename);
            print_help(filename);
            return 0;
        }
        if (strcmp(argv[argi], "--version") == 0) {
            printf("%s %s\n", filename, BACNET_VERSION_TEXT);
            printf("Copyright (C) 2014 by Steve Karg and others.\n"
                "This is free software; see the source for copying conditions.\n"
                "There is NO warranty; not even for MERCHANTABILITY or\n"
                "FITNESS FOR A PARTICULAR PURPOSE.\n");
            return 0;
        }
    }
#if defined(BAC_UCI)
    ctx = ucix_init("bacnet_dev");
    if (!ctx)
        fprintf(stderr, "Failed to load config file bacnet_dev\n");
    uciId = ucix_get_option_int(ctx, "bacnet_dev", "0", "Id", 0);
    printf("ID: %i", uciId);
    if (uciId != 0) {
        Device_Set_Object_Instance_Number(uciId);
    } else {
#endif /* defined(BAC_UCI) */
        /* allow the device ID to be set */
        if (argc > 1) {
            Device_Set_Object_Instance_Number(strtol(argv[1], NULL, 0));
        }
        if (argc > 2) {
            Device_Object_Name_ANSI_Init(argv[2]);
        }
#if defined(BAC_UCI)
    }
    ucix_cleanup(ctx);
#endif /* defined(BAC_UCI) */

    printf("BACnet Server Demo\n" "BACnet Stack Version %s\n"
        "BACnet Device ID: %u\n" "Max APDU: %d\n", BACnet_Version,
        Device_Object_Instance_Number(), MAX_APDU);
    /* load any static address bindings to show up
       in our device bindings list */
    address_init();
    Init_Service_Handlers();
    dlenv_init();
    atexit(datalink_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    /* broadcast an I-Am on startup */
    Send_I_Am(&Handler_Transmit_Buffer[0]);
    /* loop forever */
    for (;;) {
        /* input */
        current_seconds = time(NULL);

        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);

        /* process */
        if (pdu_len) {
            npdu_handler(&src, &Rx_Buf[0], pdu_len);
        }
        /* at least one second has passed */
        elapsed_seconds = (uint32_t) (current_seconds - last_seconds);
        if (elapsed_seconds) {
            last_seconds = current_seconds;
            dcc_timer_seconds(elapsed_seconds);
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
            dlenv_maintenance_timer(elapsed_seconds);
            Load_Control_State_Machine_Handler();
            elapsed_milliseconds = elapsed_seconds * 1000;
            handler_cov_timer_seconds(elapsed_seconds);
            tsm_timer_milliseconds(elapsed_milliseconds);
            trend_log_timer(elapsed_seconds);
#if defined(INTRINSIC_REPORTING)
            Device_local_reporting();
#endif
        }
        handler_cov_task();
        /* scan cache address */
        address_binding_tmr += elapsed_seconds;
        if (address_binding_tmr >= 60) {
            address_cache_timer(address_binding_tmr);
            address_binding_tmr = 0;
        }
#if defined(INTRINSIC_REPORTING)
        /* try to find addresses of recipients */
        recipient_scan_tmr += elapsed_seconds;
        if (recipient_scan_tmr >= NC_RESCAN_RECIPIENTS_SECS) {
            Notification_Class_find_recipient();
            recipient_scan_tmr = 0;
        }
#endif
        /* output */

        /* blink LEDs, Turn on or off outputs, etc */
    }

    return 0;
}
Esempio n. 7
0
/** Main function of server demo.
 *
 * @see Device_Set_Object_Instance_Number, dlenv_init, Send_I_Am,
 *      datalink_receive, npdu_handler,
 *      dcc_timer_seconds, bvlc_maintenance_timer,
 *      Load_Control_State_Machine_Handler, handler_cov_task,
 *      tsm_timer_milliseconds
 *
 * @param argc [in] Arg count.
 * @param argv [in] Takes one argument: the Device Instance #.
 * @return 0 on success.
 */
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 1;       /* milliseconds */
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    uint32_t elapsed_seconds = 0;
    uint32_t elapsed_milliseconds = 0;
    uint32_t address_binding_tmr = 0;
#if defined(INTRINSIC_REPORTING)
    uint32_t recipient_scan_tmr = 0;
#endif
#if defined(BACNET_TIME_MASTER)
    BACNET_DATE_TIME bdatetime;
#endif
#if defined(BAC_UCI)
    int uciId = 0;
    const char *uciName;
    struct uci_context *ctx;
#if defined(AI)
    time_t ucimodtime_bacnet_ai = 0;
#endif
#if defined(AO)
    time_t ucimodtime_bacnet_ao = 0;
#endif
#if defined(AV)
    time_t ucimodtime_bacnet_av = 0;
#endif
#if defined(BI)
    time_t ucimodtime_bacnet_bi = 0;
#endif
#if defined(BO)
    time_t ucimodtime_bacnet_bo = 0;
#endif
#if defined(BV)
    time_t ucimodtime_bacnet_bv = 0;
#endif
#if defined(MSI)
    time_t ucimodtime_bacnet_mi = 0;
#endif
#if defined(MSO)
    time_t ucimodtime_bacnet_mo = 0;
#endif
#if defined(MSV)
    time_t ucimodtime_bacnet_mv = 0;
#endif
    int rewrite = 0;
#endif
    int argi = 0;
    const char *filename = NULL;

    filename = filename_remove_path(argv[0]);
    for (argi = 1; argi < argc; argi++) {
        if (strcmp(argv[argi], "--help") == 0) {
            print_usage(filename);
            print_help(filename);
            return 0;
        }
        if (strcmp(argv[argi], "--version") == 0) {
            printf("%s %s\n", filename, BACNET_VERSION_TEXT);
            printf("Copyright (C) 2014 by Steve Karg and others.\n"
                "This is free software; see the source for copying conditions.\n"
                "There is NO warranty; not even for MERCHANTABILITY or\n"
                "FITNESS FOR A PARTICULAR PURPOSE.\n");
            return 0;
        }
    }
#if defined(BAC_UCI)
    char *pEnv = getenv("UCI_SECTION");
    if (!pEnv) {
       	pEnv = "0";
#if PRINT_ENABLED
        fprintf(stderr,  "Failed to getenv(UCI_SECTION)\n");
    } else {
	    fprintf(stderr,  "load config file bacnet_dev %s\n",pEnv);
#endif
    }

    ctx = ucix_init("bacnet_dev");
#if PRINT_ENABLED
    if(!ctx)
        fprintf(stderr,  "Failed to load config file bacnet_dev\n");
#endif

    uciId = ucix_get_option_int(ctx, "bacnet_dev", pEnv, "Id", 0);
    uciName = ucix_get_option(ctx, "bacnet_dev", pEnv, "name");
    if(ctx) 
        ucix_cleanup(ctx);
    if (uciId != 0) {
        Device_Set_Object_Instance_Number(uciId);
        if (uciName)
#if PRINT_ENABLED
            fprintf(stderr, "BACnet Device Name: %s\n", uciName);
#endif
            Device_Object_Name_ANSI_Init(uciName);
    } else {
#endif /* defined(BAC_UCI) */
        /* allow the device ID to be set */
        if (argc > 1) {
            Device_Set_Object_Instance_Number(strtol(argv[1], NULL, 0));
        }
        if (argc > 2) {
            Device_Object_Name_ANSI_Init(argv[2]);
        }
#if defined(BAC_UCI)
    }

#if defined(AI)
    char ai_path[128];
    struct stat ai_s;
	snprintf(ai_path, sizeof(ai_path), "/etc/config/bacnet_ai");
	if( stat(ai_path, &ai_s) > -1 )
		ucimodtime_bacnet_ai = ai_s.st_mtime;
#endif
#if defined(AO)
    char ao_path[128];
    struct stat ao_s;
	snprintf(ao_path, sizeof(ao_path), "/etc/config/bacnet_ao");
	if( stat(ao_path, &ao_s) > -1 )
		ucimodtime_bacnet_ao = ao_s.st_mtime;
#endif
#if defined(AV)
    char av_path[128];
    struct stat av_s;
	snprintf(av_path, sizeof(av_path), "/etc/config/bacnet_av");
	if( stat(av_path, &av_s) > -1 )
		ucimodtime_bacnet_av = av_s.st_mtime;
#endif
#if defined(BI)
    char bi_path[128];
    struct stat bi_s;
	snprintf(bi_path, sizeof(bi_path), "/etc/config/bacnet_bi");
	if( stat(bi_path, &bi_s) > -1 )
		ucimodtime_bacnet_bi = bi_s.st_mtime;
#endif
#if defined(BO)
    char bo_path[128];
    struct stat bo_s;
	snprintf(bo_path, sizeof(bo_path), "/etc/config/bacnet_bo");
	if( stat(bo_path, &bo_s) > -1 )
		ucimodtime_bacnet_bo = bo_s.st_mtime;
#endif
#if defined(BV)
    char bv_path[128];
    struct stat bv_s;
	snprintf(bv_path, sizeof(bv_path), "/etc/config/bacnet_bv");
	if( stat(bv_path, &bv_s) > -1 )
		ucimodtime_bacnet_bv = bv_s.st_mtime;
#endif
#if defined(MSI)
    char msi_path[128];
    struct stat msi_s;
	snprintf(msi_path, sizeof(msi_path), "/etc/config/bacnet_mi");
	if( stat(msi_path, &msi_s) > -1 )
		ucimodtime_bacnet_mi = msi_s.st_mtime;
#endif
#if defined(MSO)
    char mso_path[128];
    struct stat mso_s;
	snprintf(mso_path, sizeof(mso_path), "/etc/config/bacnet_mo");
	if( stat(mso_path, &mso_s) > -1 )
		ucimodtime_bacnet_mo = mso_s.st_mtime;
#endif
#if defined(MSV)
    char msv_path[128];
    struct stat msv_s;
	snprintf(msv_path, sizeof(msv_path), "/etc/config/bacnet_mv");
	if( stat(msv_path, &msv_s) > -1 )
		ucimodtime_bacnet_mv = msv_s.st_mtime;
#endif
#endif /* defined(BAC_UCI) */

#if PRINT_ENABLED
    printf("BACnet Server Demo\n" "BACnet Stack Version %s\n"
        "BACnet Device ID: %u\n" "Max APDU: %d\n", BACnet_Version,
        Device_Object_Instance_Number(), MAX_APDU);
#endif
    /* load any static address bindings to show up
       in our device bindings list */
    address_init();
    Init_Service_Handlers();
    dlenv_init();
    atexit(datalink_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    /* broadcast an I-Am on startup */
    Send_I_Am(&Handler_Transmit_Buffer[0]);
    /* loop forever */
    for (;;) {
        /* input */
        current_seconds = time(NULL);

        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);

        /* process */
        if (pdu_len) {
            npdu_handler(&src, &Rx_Buf[0], pdu_len);
        }
        /* at least one second has passed */
        elapsed_seconds = (uint32_t) (current_seconds - last_seconds);
        if (elapsed_seconds) {
            last_seconds = current_seconds;
            dcc_timer_seconds(elapsed_seconds);
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
            dlenv_maintenance_timer(elapsed_seconds);
#if defined(LC)
            Load_Control_State_Machine_Handler();
#endif
            elapsed_milliseconds = elapsed_seconds * 1000;
            handler_cov_timer_seconds(elapsed_seconds);
            tsm_timer_milliseconds(elapsed_milliseconds);
#if defined(TRENDLOG)
            trend_log_timer(elapsed_seconds);
#endif
#if defined(INTRINSIC_REPORTING)
            Device_local_reporting();
#endif
#if defined(BACNET_TIME_MASTER)
            Device_getCurrentDateTime(&bdatetime);
            handler_timesync_task(&bdatetime);
#endif
        }
        handler_cov_task();
        /* scan cache address */
        address_binding_tmr += elapsed_seconds;
        if (address_binding_tmr >= 60) {
            address_cache_timer(address_binding_tmr);
            address_binding_tmr = 0;
        }
#if defined(INTRINSIC_REPORTING)
        /* try to find addresses of recipients */
        recipient_scan_tmr += elapsed_seconds;
        if (recipient_scan_tmr >= NC_RESCAN_RECIPIENTS_SECS) {
            Notification_Class_find_recipient();
            recipient_scan_tmr = 0;
        }
#endif
        /* output */
#if defined(BAC_UCI)
        rewrite++;
        if (rewrite>100000) {
#if PRINT_ENABLED
            printf("rewrite interval %i\n", rewrite);
#endif
            rewrite=0;
        }
#if defined(AI)
        /* update Analog Input from uci */
        ucimodtime_bacnet_ai = uci_Update(ucimodtime_bacnet_ai,OBJECT_ANALOG_INPUT,rewrite);
#endif
#if defined(AO)
        /* update Analog Output from uci */
        ucimodtime_bacnet_ao = uci_Update(ucimodtime_bacnet_ao,OBJECT_ANALOG_OUTPUT,rewrite);
#endif
#if defined(AV)
        /* update Analog Value from uci */
        ucimodtime_bacnet_av = uci_Update(ucimodtime_bacnet_av,OBJECT_ANALOG_VALUE,rewrite);
#endif
#if defined(BI)
        /* update Binary Input from uci */
        ucimodtime_bacnet_bi = uci_Update(ucimodtime_bacnet_bi,OBJECT_BINARY_INPUT,rewrite);
#endif
#if defined(BO)
        /* update Binary Output from uci */
        ucimodtime_bacnet_bo = uci_Update(ucimodtime_bacnet_bo,OBJECT_BINARY_OUTPUT,rewrite);
#endif
#if defined(BV)
        /* update Binary Value from uci */
        ucimodtime_bacnet_bv = uci_Update(ucimodtime_bacnet_bv,OBJECT_BINARY_VALUE,rewrite);
#endif
#if defined(MSI)
        /* update Multistate Input from uci */
        ucimodtime_bacnet_mi = uci_Update(ucimodtime_bacnet_mi,OBJECT_MULTI_STATE_INPUT,rewrite);
#endif
#if defined(MSO)
        /* update Multistate Output from uci */
        ucimodtime_bacnet_mo = uci_Update(ucimodtime_bacnet_mo,OBJECT_MULTI_STATE_OUTPUT,rewrite);
#endif
#if defined(MSV)
        /* update Multistate Value from uci */
        ucimodtime_bacnet_mv = uci_Update(ucimodtime_bacnet_mv,OBJECT_MULTI_STATE_VALUE,rewrite);
#endif
#endif /* defined(BAC_UCI) */

        /* blink LEDs, Turn on or off outputs, etc */
    }

    return 0;
}
Esempio n. 8
0
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 100;     /* milliseconds */
    time_t total_seconds = 0;
    time_t elapsed_seconds = 0;
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    time_t timeout_seconds = 0;
    BACNET_ADDRESS dest;
    int argi;

    /* print help if requested */
    for (argi = 1; argi < argc; argi++) {
        if (strcmp(argv[argi], "--help") == 0) {
            print_help(filename_remove_path(argv[0]));
            return 0;
        }
    }

    datalink_get_broadcast_address(&dest);

    /* decode the command line parameters */
    if (argc >= 2) {
        char *s;
        long v = strtol(argv[1], &s, 0);
        if (*s++ == ':') {
            if (argv[1][0] != ':')
                dest.net = (uint16_t) v;
            dest.mac_len = 0;
            if (isdigit(*s))
                parse_bac_address(&dest, s);
        } else {
            Target_Object_Instance_Min = Target_Object_Instance_Max = v;
        }
    }

    if (argc <= 2) {
        /* empty */
    } else if (argc == 3) {
        if (Target_Object_Instance_Min == -1)
            Target_Object_Instance_Min = Target_Object_Instance_Max =
                strtol(argv[2], NULL, 0);
        else
            Target_Object_Instance_Max = strtol(argv[2], NULL, 0);
    } else if (argc == 4) {
        Target_Object_Instance_Min = strtol(argv[2], NULL, 0);
        Target_Object_Instance_Max = strtol(argv[3], NULL, 0);
    } else {
        print_usage(filename_remove_path(argv[0]));
        return 1;
    }

    if (Target_Object_Instance_Min > BACNET_MAX_INSTANCE) {
        fprintf(stderr, "device-instance-min=%u - it must be less than %u\r\n",
            Target_Object_Instance_Min, BACNET_MAX_INSTANCE + 1);
        return 1;
    }
    if (Target_Object_Instance_Max > BACNET_MAX_INSTANCE) {
        fprintf(stderr, "device-instance-max=%u - it must be less than %u\r\n",
            Target_Object_Instance_Max, BACNET_MAX_INSTANCE + 1);
        return 1;
    }

    /* setup my info */
    Device_Set_Object_Instance_Number(BACNET_MAX_INSTANCE);
    init_service_handlers();
    address_init();
    dlenv_init();
    atexit(datalink_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    timeout_seconds = apdu_timeout() / 1000;
    /* send the request */
    Send_WhoIs_To_Network(&dest, Target_Object_Instance_Min,
        Target_Object_Instance_Max);
    /* loop forever */
    for (;;) {
        /* increment timer - exit if timed out */
        current_seconds = time(NULL);
        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);
        /* process */
        if (pdu_len) {
            npdu_handler(&src, &Rx_Buf[0], pdu_len);
        }
        if (Error_Detected)
            break;
        /* increment timer - exit if timed out */
        elapsed_seconds = current_seconds - last_seconds;
        if (elapsed_seconds) {
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
        }
        total_seconds += elapsed_seconds;
        if (total_seconds > timeout_seconds)
            break;
        /* keep track of time for next check */
        last_seconds = current_seconds;
    }
    print_address_cache();

    return 0;
}
Esempio n. 9
0
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 100;     /* milliseconds */
    time_t total_seconds = 0;
    time_t elapsed_seconds = 0;
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    time_t timeout_seconds = 0;

    if (argc < 2) {
        printf("Usage: %s address [DNET ID Len Info]\r\n",
            filename_remove_path(argv[0]));
        return 0;
    }
    if ((argc > 1) && (strcmp(argv[1], "--help") == 0)) {
        printf("Send BACnet Initialize-Routing-Table message to a network\r\n"
            "and wait for responses.  Displays their network information.\r\n"
            "\r\n" "address:\r\n"
            "MAC address in xx:xx:xx:xx:xx:xx format or IP x.x.x.x:port\r\n"
            "DNET ID Len Info:\r\n" "Port-info data:\r\n" "   DNET:\r\n"
            "   Destination network number 0-65534\r\n" "   ID:\r\n"
            "   Port Identifier number 0-255\r\n" "   Info:\r\n"
            "   Octet string of data, up to 255 octets\r\n"
            "To query the complete routing table, do not include any port-info.\r\n"
            "To query using Initialize-Routing-Table message to 192.168.0.18:\r\n"
            "%s 192.168.0.18:47808\r\n", filename_remove_path(argv[0]));
        return 0;
    }
    /* decode the command line parameters */
    address_parse(&Target_Router_Address, argc - 1, &argv[1]);
    if (argc > 2) {
        /* FIXME: add port info parse */
        /* BACNET_ROUTER_PORT *router_port_list
           Target_Router_Port_List
           ports_parse(&router_port[0], argc-2, &argv[2]);
           Target_Router_Port_List = router_port[0];
         */
    }
    /* setup my info */
    Device_Set_Object_Instance_Number(BACNET_MAX_INSTANCE);
    Init_Service_Handlers();
    address_init();
    dlenv_init();
    atexit(datalink_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    timeout_seconds = apdu_timeout() / 1000;
    /* send the request */
    Send_Initialize_Routing_Table(&Target_Router_Address, DNET_list);
    /* loop forever */
    for (;;) {
        /* increment timer - exit if timed out */
        current_seconds = time(NULL);
        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);
        /* process */
        if (pdu_len) {
            My_NPDU_Handler(&src, &Rx_Buf[0], pdu_len);
        }
        if (Error_Detected)
            break;
        /* increment timer - exit if timed out */
        elapsed_seconds = current_seconds - last_seconds;
        if (elapsed_seconds) {
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
        }
        total_seconds += elapsed_seconds;
        if (total_seconds > timeout_seconds)
            break;
        /* keep track of time for next check */
        last_seconds = current_seconds;
    }

    return 0;
}
Esempio n. 10
0
/** Main function of server demo.
 *
 * @see Device_Set_Object_Instance_Number, dlenv_init, Send_I_Am,
 *      datalink_receive, npdu_handler,
 *      dcc_timer_seconds, bvlc_maintenance_timer,
 *      Load_Control_State_Machine_Handler, handler_cov_task,
 *      tsm_timer_milliseconds
 *
 * @param argc [in] Arg count.
 * @param argv [in] Takes one argument: the Device Instance #.
 * @return 0 on success.
 */
int main(
    int argc,
    char *argv[])
{
    BACNET_ADDRESS src = {
        0
    };  /* address where message came from */
    uint16_t pdu_len = 0;
    unsigned timeout = 1;       /* milliseconds */
    time_t last_seconds = 0;
    time_t current_seconds = 0;
    uint32_t elapsed_seconds = 0;
    uint32_t elapsed_milliseconds = 0;
    uint32_t address_binding_tmr = 0;
    uint32_t recipient_scan_tmr = 0;

    /* allow the device ID to be set */
    if (argc > 1)
        Device_Set_Object_Instance_Number(strtol(argv[1], NULL, 0));
    printf("BACnet Server Demo\n" "BACnet Stack Version %s\n"
        "BACnet Device ID: %u\n" "Max APDU: %d\n", BACnet_Version,
        Device_Object_Instance_Number(), MAX_APDU);
    /* load any static address bindings to show up
       in our device bindings list */
    address_init();
    Init_Service_Handlers();
    dlenv_init();
    atexit(datalink_cleanup);
    /* configure the timeout values */
    last_seconds = time(NULL);
    /* broadcast an I-Am on startup */
    Send_I_Am(&Handler_Transmit_Buffer[0]);
    /* loop forever */
    for (;;) {
        /* input */
        current_seconds = time(NULL);

        /* returns 0 bytes on timeout */
        pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);

        /* process */
        if (pdu_len) {
            npdu_handler(&src, &Rx_Buf[0], pdu_len);
        }
        /* at least one second has passed */
        elapsed_seconds = (uint32_t) (current_seconds - last_seconds);
        if (elapsed_seconds) {
            last_seconds = current_seconds;
            dcc_timer_seconds(elapsed_seconds);
#if defined(BACDL_BIP) && BBMD_ENABLED
            bvlc_maintenance_timer(elapsed_seconds);
#endif
            dlenv_maintenance_timer(elapsed_seconds);
            Load_Control_State_Machine_Handler();
            elapsed_milliseconds = elapsed_seconds * 1000;
            handler_cov_timer_seconds(elapsed_seconds);
            tsm_timer_milliseconds(elapsed_milliseconds);
            trend_log_timer(elapsed_seconds);
#if defined(INTRINSIC_REPORTING)
            Device_local_reporting();
#endif
        }
        handler_cov_task();
        /* scan cache address */
        address_binding_tmr += elapsed_seconds;
        if (address_binding_tmr >= 60) {
            address_cache_timer(address_binding_tmr);
            address_binding_tmr = 0;
        }
#if defined(INTRINSIC_REPORTING)
        /* try to find addresses of recipients */
        recipient_scan_tmr += elapsed_seconds;
        if (recipient_scan_tmr >= NC_RESCAN_RECIPIENTS_SECS) {
            Notification_Class_find_recipient();
            recipient_scan_tmr = 0;
        }
#endif
        /* output */

        /* blink LEDs, Turn on or off outputs, etc */
    }

    return 0;
}