Files
bacnet_stack/demo/ucov/main.c
T
2019-10-24 16:23:10 -05:00

233 lines
9.4 KiB
C

/**************************************************************************
*
* Copyright (C) 2006 Steve Karg <skarg@users.sourceforge.net>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*********************************************************************/
/* command line tool that sends a BACnet service */
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h> /* for time */
#include <errno.h>
#include "bactext.h"
#include "iam.h"
#include "cov.h"
#include "tsm.h"
#include "address.h"
#include "config.h"
#include "bacdef.h"
#include "npdu.h"
#include "apdu.h"
#include "device.h"
#include "net.h"
#include "datalink.h"
#include "whois.h"
/* some demo stuff needed */
#include "filename.h"
#include "handlers.h"
#include "client.h"
#include "txbuf.h"
#include "dlenv.h"
static void Init_Service_Handlers(void)
{
Device_Init(NULL);
/* we need to handle who-is
to support dynamic device binding to us */
apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_WHO_IS, handler_who_is);
/* handle i-am to support binding to other devices */
apdu_set_unconfirmed_handler(SERVICE_UNCONFIRMED_I_AM, handler_i_am_bind);
/* 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);
/* we must implement read property - it's required! */
apdu_set_confirmed_handler(SERVICE_CONFIRMED_READ_PROPERTY,
handler_read_property);
}
int main(int argc, char *argv[])
{
char *value_string = NULL;
bool status = false;
BACNET_COV_DATA cov_data;
BACNET_PROPERTY_VALUE value_list;
uint8_t tag;
if (argc < 7) {
/* note: priority 16 and 0 should produce the same end results... */
printf(
"Usage: %s pid device-id object-type object-instance "
"time property tag value [priority] [index]\r\n"
"\r\n"
"pid:\r\n"
"Process Identifier for this broadcast.\r\n"
"\r\n"
"device-id:\r\n"
"The Initiating BACnet Device Object Instance number.\r\n"
"\r\n"
"object-type:\r\n"
"The monitored object type is the integer value of the\r\n"
"enumeration BACNET_OBJECT_TYPE in bacenum.h. For example,\r\n"
"if you were monitoring Analog Output 2, the object-type\r\n"
"would be 1.\r\n"
"\r\n"
"object-instance:\r\n"
"The monitored object instance number.\r\n"
"\r\n"
"time:\r\n"
"The subscription time remaining is conveyed in seconds.\r\n"
"\r\n"
"property:\r\n"
"The property is an integer value of the enumeration \r\n"
"BACNET_PROPERTY_ID in bacenum.h. For example, if you were\r\n"
"monitoring the Present Value property, you would use 85\r\n"
"as the property.\r\n"
"\r\n"
"tag:\r\n"
"Tag is the integer value of the enumeration "
"BACNET_APPLICATION_TAG \r\n"
"in bacenum.h. It is the data type of the value that you are\r\n"
"monitoring. For example, if you were monitoring a REAL value, "
"you would \r\n"
"use a tag of 4."
"\r\n"
"value:\r\n"
"The value is an ASCII representation of some type of data that "
"you\r\n"
"are monitoring. It is encoded using the tag information "
"provided. For\r\n"
"example, if you were writing a REAL value of 100.0, you would use "
"\r\n"
"100.0 as the value.\r\n"
"\r\n"
"[priority]:\r\n"
"This optional parameter is used for reporting the priority of "
"the\r\n"
"value. If no priority is given, none is sent, and the BACnet \r\n"
"standard requires that the value is reported at the lowest \r\n"
"priority (16) if the object property supports priorities.\r\n"
"\r\n"
"[index]\r\n"
"This optional integer parameter is the index number of an "
"array.\r\n"
"If the property is an array, individual elements can be "
"reported.\r\n"
"\r\n"
"Here is a brief overview of BACnet property and tags:\r\n"
"Certain properties are expected to be written with certain \r\n"
"application tags, so you probably need to know which ones to "
"use\r\n"
"with each property of each object. It is almost safe to say "
"that\r\n"
"given a property and an object and a table, the tag could be "
"looked\r\n"
"up automatically. There may be a few exceptions to this, such "
"as\r\n"
"the Any property type in the schedule object and the Present "
"Value\r\n"
"accepting REAL, BOOLEAN, NULL, etc. Perhaps it would be simpler "
"for\r\n"
"the demo to use this kind of table - but I also wanted to be "
"able\r\n"
"to do negative testing by passing the wrong tag and have the "
"server\r\n"
"return a reject message.\r\n"
"\r\n"
"Example:\r\n"
"If you want generate an unconfirmed COV,\r\n"
"you could send the following command:\r\n"
"%s 1 2 3 4 5 85 4 100.0\r\n"
"where 1=pid, 2=device-id, 3=AV, 4=object-id, 5=time,\r\n"
"85=Present-Value, 4=REAL, 100.0=value\r\n",
filename_remove_path(argv[0]), filename_remove_path(argv[0]));
return 0;
}
/* decode the command line parameters */
cov_data.subscriberProcessIdentifier = strtol(argv[1], NULL, 0);
cov_data.initiatingDeviceIdentifier = strtol(argv[2], NULL, 0);
cov_data.monitoredObjectIdentifier.type = strtol(argv[3], NULL, 0);
cov_data.monitoredObjectIdentifier.instance = strtol(argv[4], NULL, 0);
cov_data.timeRemaining = strtol(argv[5], NULL, 0);
cov_data.listOfValues = &value_list;
value_list.next = NULL;
value_list.propertyIdentifier = strtol(argv[6], NULL, 0);
tag = strtol(argv[7], NULL, 0);
value_string = argv[8];
/* optional priority */
if (argc > 9)
value_list.priority = strtol(argv[9], NULL, 0);
else
value_list.priority = BACNET_NO_PRIORITY;
/* optional index */
if (argc > 10)
value_list.propertyArrayIndex = strtol(argv[10], NULL, 0);
else
value_list.propertyArrayIndex = BACNET_ARRAY_ALL;
if (cov_data.initiatingDeviceIdentifier >= BACNET_MAX_INSTANCE) {
fprintf(stderr, "device-instance=%u - it must be less than %u\r\n",
cov_data.initiatingDeviceIdentifier, BACNET_MAX_INSTANCE);
return 1;
}
if (cov_data.monitoredObjectIdentifier.type >= MAX_BACNET_OBJECT_TYPE) {
fprintf(stderr, "object-type=%u - it must be less than %u\r\n",
cov_data.monitoredObjectIdentifier.type,
MAX_BACNET_OBJECT_TYPE);
return 1;
}
if (cov_data.monitoredObjectIdentifier.instance > BACNET_MAX_INSTANCE) {
fprintf(stderr, "object-instance=%u - it must be less than %u\r\n",
cov_data.monitoredObjectIdentifier.instance,
BACNET_MAX_INSTANCE + 1);
return 1;
}
if (cov_data.listOfValues->propertyIdentifier > MAX_BACNET_PROPERTY_ID) {
fprintf(stderr, "property-identifier=%u - it must be less than %u\r\n",
cov_data.listOfValues->propertyIdentifier,
MAX_BACNET_PROPERTY_ID + 1);
return 1;
}
if (tag >= MAX_BACNET_APPLICATION_TAG) {
fprintf(stderr, "tag=%u - it must be less than %u\r\n", tag,
MAX_BACNET_APPLICATION_TAG);
return 1;
}
status = bacapp_parse_application_data(tag, value_string,
&cov_data.listOfValues->value);
if (!status) {
/* FIXME: show the expected entry format for the tag */
fprintf(stderr, "unable to parse the tag value\r\n");
return 1;
}
/* setup my info */
Device_Set_Object_Instance_Number(BACNET_MAX_INSTANCE);
Init_Service_Handlers();
dlenv_init();
atexit(datalink_cleanup);
Send_UCOV_Notify(&Handler_Transmit_Buffer[0],
sizeof(Handler_Transmit_Buffer), &cov_data);
return 0;
}