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bacnet_stack/apps/server/main.c
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/**
* @file
* @brief command line tool that simulates a BACnet server device on the
* network using the BACnet Stack and all the example object types.
* @author Steve Karg <skarg@users.sourceforge.net>
* @date 2006
* @copyright SPDX-License-Identifier: MIT
*/
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <string.h>
/* BACnet Stack defines - first */
#include "bacnet/bacdef.h"
/* BACnet Stack API */
#include "bacnet/apdu.h"
#include "bacnet/bacdcode.h"
#include "bacnet/bactext.h"
#include "bacnet/dcc.h"
#include "bacnet/getevent.h"
#include "bacnet/iam.h"
#include "bacnet/npdu.h"
#include "bacnet/version.h"
/* some demo stuff needed */
#include "bacnet/basic/binding/address.h"
#include "bacnet/basic/services.h"
#include "bacnet/basic/sys/filename.h"
#include "bacnet/basic/sys/mstimer.h"
#include "bacnet/basic/tsm/tsm.h"
#include "bacnet/datalink/datalink.h"
#include "bacnet/datalink/dlenv.h"
#include "bacnet/datetime.h"
/* include the device object */
#include "bacnet/basic/object/device.h"
/* objects that have tasks inside them */
#if (BACNET_PROTOCOL_REVISION >= 14)
#include "bacnet/basic/object/lo.h"
#endif
#if (BACNET_PROTOCOL_REVISION >= 24)
#include "bacnet/basic/object/color_object.h"
#include "bacnet/basic/object/color_temperature.h"
#endif
#include "bacnet/basic/object/lc.h"
#include "bacnet/basic/object/trendlog.h"
#include "bacnet/basic/object/structured_view.h"
#if defined(INTRINSIC_REPORTING)
#include "bacnet/basic/object/nc.h"
#endif /* defined(INTRINSIC_REPORTING) */
#if defined(BACFILE)
#include "bacnet/basic/object/bacfile.h"
#endif /* defined(BACFILE) */
#if defined(BAC_UCI)
#include "bacnet/basic/ucix/ucix.h"
#endif /* defined(BAC_UCI) */
/* (Doxygen note: The next two lines pull all the following Javadoc
* into the ServerDemo module.) */
/** @addtogroup ServerDemo */
/*@{*/
/* current version of the BACnet stack */
static const char *BACnet_Version = BACNET_VERSION_TEXT;
/* task timer for various BACnet timeouts */
static struct mstimer BACnet_Task_Timer;
/* task timer for TSM timeouts */
static struct mstimer BACnet_TSM_Timer;
/* task timer for address binding timeouts */
static struct mstimer BACnet_Address_Timer;
#if defined(INTRINSIC_REPORTING)
/* task timer for notification recipient timeouts */
static struct mstimer BACnet_Notification_Timer;
#endif
/* task timer for objects */
static struct mstimer BACnet_Object_Timer;
/** Buffer used for receiving */
static uint8_t Rx_Buf[MAX_MPDU] = { 0 };
/* configure an example structured view object subordinate list */
#if (BACNET_PROTOCOL_REVISION >= 4)
#define LIGHTING_OBJECT_WATTS OBJECT_ACCUMULATOR
#else
#define LIGHTING_OBJECT_WATTS OBJECT_ANALOG_INPUT
#endif
#if (BACNET_PROTOCOL_REVISION >= 6)
#define LIGHTING_OBJECT_ADR OBJECT_LOAD_CONTROL
#else
#define LIGHTING_OBJECT_ADR OBJECT_MULTISTATE_OUTPUT
#endif
#if (BACNET_PROTOCOL_REVISION >= 6)
#define LIGHTING_OBJECT_ADR OBJECT_LOAD_CONTROL
#else
#define LIGHTING_OBJECT_ADR OBJECT_MULTISTATE_OUTPUT
#endif
#if (BACNET_PROTOCOL_REVISION >= 14)
#define LIGHTING_OBJECT_SCENE OBJECT_CHANNEL
#define LIGHTING_OBJECT_LIGHT OBJECT_LIGHTING_OUTPUT
#else
#define LIGHTING_OBJECT_SCENE OBJECT_ANALOG_VALUE
#define LIGHTING_OBJECT_LIGHT OBJECT_ANALOG_OUTPUT
#endif
#if (BACNET_PROTOCOL_REVISION >= 16)
#define LIGHTING_OBJECT_RELAY OBJECT_BINARY_LIGHTING_OUTPUT
#else
#define LIGHTING_OBJECT_RELAY OBJECT_BINARY_OUTPUT
#endif
static BACNET_SUBORDINATE_DATA Lighting_Subordinate[] =
{
{0, LIGHTING_OBJECT_WATTS, 1, "watt-hours", 0, 0, NULL},
{0, LIGHTING_OBJECT_ADR, 1, "demand-response", 0, 0, NULL},
{0, LIGHTING_OBJECT_SCENE, 1, "scene", 0, 0, NULL},
{0, LIGHTING_OBJECT_LIGHT, 1, "light", 0, 0, NULL},
{0, LIGHTING_OBJECT_RELAY, 1, "relay", 0, 0, NULL},
#if (BACNET_PROTOCOL_REVISION >= 24)
{0, OBJECT_COLOR, 1, "color", 0, 0, NULL},
{0, OBJECT_COLOR_TEMPERATURE, 1, "color-temperature", 0, 0, NULL},
#endif
};
/**
* @brief Update the strcutured view static data with device ID and linked lists
* @param device_id Device Instance to assign to every subordinate
*/
static void Structured_View_Update(void)
{
uint32_t device_id, instance;
BACNET_DEVICE_OBJECT_REFERENCE represents = { 0 };
size_t i;
device_id = Device_Object_Instance_Number();
for (i = 0; i < ARRAY_SIZE(Lighting_Subordinate); i++) {
/* link the lists */
if (i < (ARRAY_SIZE(Lighting_Subordinate)-1)) {
Lighting_Subordinate[i].next = &Lighting_Subordinate[i+1];
}
/* update the device instance to internal */
Lighting_Subordinate[i].Device_Instance = device_id;
/* update the common node data */
Lighting_Subordinate[i].Node_Type = BACNET_NODE_ROOM;
Lighting_Subordinate[i].Relationship = BACNET_RELATIONSHIP_CONTAINS;
}
instance = Structured_View_Index_To_Instance(0);
Structured_View_Subordinate_List_Set(instance, Lighting_Subordinate);
/* In some cases, the Structure View object will abstractly represent
this entity by itself, and this property will either be absent,
unconfigured, or point to itself. */
represents.deviceIdentifier.type = OBJECT_NONE;
represents.deviceIdentifier.instance = BACNET_MAX_INSTANCE;
represents.objectIdentifier.type = OBJECT_DEVICE;
represents.objectIdentifier.instance = Device_Object_Instance_Number();
Structured_View_Represents_Set(instance, &represents);
Structured_View_Node_Type_Set(instance, BACNET_NODE_ROOM);
}
/** Initialize the handlers we will utilize.
* @see Device_Init, apdu_set_unconfirmed_handler, apdu_set_confirmed_handler
*/
static void Init_Service_Handlers(void)
{
BACNET_CREATE_OBJECT_DATA object_data = { 0 };
unsigned int i = 0;
Device_Init(NULL);
/* create some dynamically created objects as examples */
object_data.object_instance = BACNET_MAX_INSTANCE;
for (i = 0; i <= BACNET_OBJECT_TYPE_LAST; i++) {
object_data.object_type = i;
if (Device_Create_Object(&object_data)) {
printf("Created object %s-%u\n", bactext_object_type_name(i),
(unsigned)object_data.object_instance);
}
}
/* update structured view with this device instance */
Structured_View_Update();
/* we need to handle who-is to support dynamic device binding */
apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_WHO_IS, handler_who_is);
apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_WHO_HAS, handler_who_has);
#if 0
/* BACnet Testing Observed Incident oi00107
Server only devices should not indicate that they EXECUTE I-Am
Revealed by BACnet Test Client v1.8.16 ( www.bac-test.com/bacnet-test-client-download )
BITS: BIT00040
Any discussions can be directed to edward@bac-test.com
Please feel free to remove this comment when my changes accepted after suitable time for
review by all interested parties. Say 6 months -> September 2016 */
/* In this demo, we are the server only ( BACnet "B" device ) so we do not indicate
that we can execute the I-Am message */
/* handle i-am to support binding to other devices */
apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_I_AM, handler_i_am_bind);
#endif
/* set the handler for all the services we don't implement */
/* It is required to send the proper reject message... */
apdu_set_unrecognized_service_handler_handler(handler_unrecognized_service);
/* Set the handlers for any confirmed services that we support. */
/* We must implement read property - it's required! */
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_READ_PROPERTY, handler_read_property);
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_READ_PROP_MULTIPLE, handler_read_property_multiple);
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_WRITE_PROPERTY, handler_write_property);
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_WRITE_PROP_MULTIPLE, handler_write_property_multiple);
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_READ_RANGE, handler_read_range);
#if defined(BACFILE)
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_ATOMIC_READ_FILE, handler_atomic_read_file);
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_ATOMIC_WRITE_FILE, handler_atomic_write_file);
#endif
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_REINITIALIZE_DEVICE, handler_reinitialize_device);
apdu_set_unconfirmed_handler(
SERVICE_UNCONFIRMED_UTC_TIME_SYNCHRONIZATION, handler_timesync_utc);
apdu_set_unconfirmed_handler(
SERVICE_UNCONFIRMED_TIME_SYNCHRONIZATION, handler_timesync);
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_SUBSCRIBE_COV, handler_cov_subscribe);
apdu_set_unconfirmed_handler(
SERVICE_UNCONFIRMED_COV_NOTIFICATION, handler_ucov_notification);
/* handle communication so we can shutup when asked */
apdu_set_confirmed_handler(SERVICE_CONFIRMED_DEVICE_COMMUNICATION_CONTROL,
handler_device_communication_control);
/* handle the data coming back from private requests */
apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_PRIVATE_TRANSFER,
handler_unconfirmed_private_transfer);
#if defined(INTRINSIC_REPORTING)
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_ACKNOWLEDGE_ALARM, handler_alarm_ack);
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_GET_EVENT_INFORMATION, handler_get_event_information);
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_GET_ALARM_SUMMARY, handler_get_alarm_summary);
#endif /* defined(INTRINSIC_REPORTING) */
#if defined(BACNET_TIME_MASTER)
handler_timesync_init();
#endif
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_CREATE_OBJECT, handler_create_object);
apdu_set_confirmed_handler(
SERVICE_CONFIRMED_DELETE_OBJECT, handler_delete_object);
/* configure the cyclic timers */
mstimer_set(&BACnet_Task_Timer, 1000UL);
mstimer_set(&BACnet_TSM_Timer, 50UL);
mstimer_set(&BACnet_Address_Timer, 60UL*1000UL);
mstimer_set(&BACnet_Object_Timer, 100UL);
#if defined(INTRINSIC_REPORTING)
mstimer_set(&BACnet_Notification_Timer, NC_RESCAN_RECIPIENTS_SECS*1000UL);
#endif
}
static void print_usage(const char *filename)
{
printf("Usage: %s [device-instance [device-name]]\n", filename);
printf(" [--version][--help]\n");
}
static void print_help(const char *filename)
{
printf("Simulate a BACnet server device\n"
"device-instance:\n"
"BACnet Device Object Instance number that you are\n"
"trying simulate.\n"
"device-name:\n"
"The Device object-name is the text name for the device.\n"
"\nExample:\n");
printf("To simulate Device 123, use the following command:\n"
"%s 123\n",
filename);
printf("To simulate Device 123 named Fred, use following command:\n"
"%s 123 Fred\n",
filename);
}
/** Main function of server demo.
*
* @see Device_Set_Object_Instance_Number, dlenv_init, Send_I_Am,
* datalink_receive, npdu_handler,
* dcc_timer_seconds, datalink_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 */
uint32_t elapsed_milliseconds = 0;
uint32_t elapsed_seconds = 0;
BACNET_CHARACTER_STRING DeviceName;
#if defined(BACNET_TIME_MASTER)
BACNET_DATE_TIME bdatetime;
#endif
#if defined(BAC_UCI)
int uciId = 0;
struct uci_context *ctx;
#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)
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);
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 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();
/* initialize timesync callback function. */
handler_timesync_set_callback_set(&datetime_timesync);
#if defined(BAC_UCI)
const char *uciname;
ctx = ucix_init("bacnet_dev");
if (!ctx)
fprintf(stderr, "Failed to load config file bacnet_dev\n");
uciname = ucix_get_option(ctx, "bacnet_dev", "0", "Name");
if (uciname != 0) {
Device_Object_Name_ANSI_Init(uciname);
} else {
#endif /* defined(BAC_UCI) */
if (argc > 2) {
Device_Object_Name_ANSI_Init(argv[2]);
}
#if defined(BAC_UCI)
}
ucix_cleanup(ctx);
#endif /* defined(BAC_UCI) */
if (Device_Object_Name(Device_Object_Instance_Number(), &DeviceName)) {
printf("BACnet Device Name: %s\n", DeviceName.value);
}
dlenv_init();
atexit(datalink_cleanup);
/* broadcast an I-Am on startup */
Send_I_Am(&Handler_Transmit_Buffer[0]);
/* loop forever */
for (;;) {
/* input */
pdu_len = datalink_receive(&src, &Rx_Buf[0], MAX_MPDU, timeout);
/* process */
if (pdu_len) {
npdu_handler(&src, &Rx_Buf[0], pdu_len);
}
if (mstimer_expired(&BACnet_Task_Timer)) {
mstimer_reset(&BACnet_Task_Timer);
elapsed_milliseconds = mstimer_interval(&BACnet_Task_Timer);
elapsed_seconds = elapsed_milliseconds/1000;
/* 1 second tasks */
dcc_timer_seconds(elapsed_seconds);
datalink_maintenance_timer(elapsed_seconds);
dlenv_maintenance_timer(elapsed_seconds);
handler_cov_timer_seconds(elapsed_seconds);
Load_Control_State_Machine_Handler();
trend_log_timer(elapsed_seconds);
#if defined(INTRINSIC_REPORTING)
Device_local_reporting();
#endif
#if defined(BACNET_TIME_MASTER)
Device_getCurrentDateTime(&bdatetime);
handler_timesync_task(&bdatetime);
#endif
}
if (mstimer_expired(&BACnet_TSM_Timer)) {
mstimer_reset(&BACnet_TSM_Timer);
elapsed_milliseconds = mstimer_interval(&BACnet_TSM_Timer);
tsm_timer_milliseconds(elapsed_milliseconds);
}
if (mstimer_expired(&BACnet_Address_Timer)) {
mstimer_reset(&BACnet_Address_Timer);
elapsed_milliseconds = mstimer_interval(&BACnet_Address_Timer);
elapsed_seconds = elapsed_milliseconds/1000;
address_cache_timer(elapsed_seconds);
}
handler_cov_task();
#if defined(INTRINSIC_REPORTING)
if (mstimer_expired(&BACnet_Notification_Timer)) {
mstimer_reset(&BACnet_Notification_Timer);
Notification_Class_find_recipient();
}
#endif
/* output */
if (mstimer_expired(&BACnet_Object_Timer)) {
mstimer_reset(&BACnet_Object_Timer);
elapsed_milliseconds = mstimer_interval(&BACnet_Object_Timer);
Device_Timer(elapsed_milliseconds);
}
}
return 0;
}
/* @} */
/* End group ServerDemo */
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