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Nikola Balog
osie
Commits
1b59a872
Commit
1b59a872
authored
Oct 05, 2022
by
Ivan Tyagov
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Small optimisation.
parent
4466677a
Changes
2
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2 changed files
with
5 additions
and
4 deletions
+5
-4
coupler/opc-ua-server/keep_alive.h
coupler/opc-ua-server/keep_alive.h
+1
-1
coupler/opc-ua-server/keep_alive_subscriber.h
coupler/opc-ua-server/keep_alive_subscriber.h
+4
-3
No files found.
coupler/opc-ua-server/keep_alive.h
View file @
1b59a872
...
...
@@ -6,7 +6,7 @@ char *NETWORK_ADDRESS_URL_DATA_TYPE = "opc.udp://224.0.0.22:4840/";
static
unsigned
int
HEART_BEATS
=
0
;
// the heart beat interval$$
const
int
DEFAULT_HEART_BEAT_INTERVAL
=
5
0
;
const
int
DEFAULT_HEART_BEAT_INTERVAL
=
1
0
;
static
int
HEART_BEAT_INTERVAL
=
DEFAULT_HEART_BEAT_INTERVAL
;
// the timeout in millis after which a coupler is considered down
...
...
coupler/opc-ua-server/keep_alive_subscriber.h
View file @
1b59a872
...
...
@@ -25,7 +25,7 @@ static void dataChangeNotificationCallback(UA_Server *server, UA_UInt32 monitore
void
*
monitoredItemContext
,
const
UA_NodeId
*
nodeId
,
void
*
nodeContext
,
UA_UInt32
attributeId
,
const
UA_DataValue
*
var
)
{
unsigned
long
int
milli_seconds_now
=
getMilliSecondsSinceEpoch
()
;
unsigned
long
int
milli_seconds_now
;
unsigned
int
coupler_id
;
// filter out ID from Data Set
...
...
@@ -54,8 +54,9 @@ static void dataChangeNotificationCallback(UA_Server *server, UA_UInt32 monitore
// filter out heart_beat from Data Set
if
(
UA_Variant_hasScalarType
(
&
var
->
value
,
&
UA_TYPES
[
UA_TYPES_FLOAT
]))
{
float
heart_beat
=
*
(
UA_Float
*
)
var
->
value
.
data
;
milli_seconds_now
=
getMilliSecondsSinceEpoch
();
// split <ID>.<heart_beats>, just converting to int is enough
coupler_id
=
(
int
)
heart_beat
;
coupler_id
=
(
int
)
heart_beat
;
if
(
coupler_id
!=
COUPLER_ID
)
{
UA_LOG_INFO
(
UA_Log_Stdout
,
\
UA_LOGCATEGORY_USERLAND
,
\
...
...
@@ -217,7 +218,7 @@ static UA_StatusCode addSubscribedVariables(UA_Server *server, UA_NodeId dataSet
if
(
ENABLE_HEART_BEAT_CHECK
)
{
UA_MonitoredItemCreateRequest
monRequest
=
UA_MonitoredItemCreateRequest_default
(
newNode
);
//monRequest.requestedParameters.samplingInterval = 100.0; /* 100 ms interval */
UA_Server_createDataChangeMonitoredItem
(
server
,
UA_TIMESTAMPSTORETURN_
SOURCE
,
UA_Server_createDataChangeMonitoredItem
(
server
,
UA_TIMESTAMPSTORETURN_
NEITHER
,
monRequest
,
NULL
,
dataChangeNotificationCallback
);
}
/* For creating Targetvariables */
...
...
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