static void sig_handler(
int signo)
{
datalink_cleanup();
print_address_cache();
print_tsm_stats();
exit(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 */
BACNET_ADDRESS my_address, broadcast_address;
(void) argc;
(void) argv;
Device_Set_Object_Instance_Number(4194300);
address_init();
Init_Service_Handlers();
dlenv_init();
datalink_get_broadcast_address(&broadcast_address);
print_address("Broadcast", &broadcast_address);
datalink_get_my_address(&my_address);
print_address("Address", &my_address);
printf("BACnet stack running...\n");
/* loop forever */
for (;;) {
/* input */
/* 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 (I_Am_Request) {
I_Am_Request = false;
Send_I_Am(&Handler_Transmit_Buffer[0]);
} else if (Who_Is_Request) {
Who_Is_Request = false;
Send_WhoIs(-1, -1);
} else {
Read_Properties();
}
/* output */
/* blink LEDs, Turn on or off outputs, etc */
/* wait for ESC from keyboard before quitting */
if (kbhit() && (getch() == 0x1B))
break;
}
print_address_cache();
return 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;
}
