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Added write present value callbacks for Analog Value and Integer Value basic object examples. (#956)

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dmitttri
2025-04-01 15:56:20 +02:00
committed by GitHub
parent ca6a6f3a88
commit 921264b2c2
4 changed files with 77 additions and 6 deletions
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src/bacnet/basic/object/iv.c
+21
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@@ -32,6 +32,9 @@
static OS_Keylist Object_List = NULL;
/* common object type */
static const BACNET_OBJECT_TYPE Object_Type = OBJECT_INTEGER_VALUE;
/* callback for present value writes */
static integer_value_write_present_value_callback
Integer_Value_Write_Present_Value_Callback;
struct integer_object {
bool Out_Of_Service : 1;
@@ -537,6 +540,7 @@ bool Integer_Value_Write_Property(BACNET_WRITE_PROPERTY_DATA *wp_data)
{
bool status = false; /* return value */
int len = 0;
int32_t old_value = 0;
BACNET_APPLICATION_DATA_VALUE value = { 0 };
/* decode the some of the request */
@@ -554,9 +558,16 @@ bool Integer_Value_Write_Property(BACNET_WRITE_PROPERTY_DATA *wp_data)
status = write_property_type_valid(
wp_data, &value, BACNET_APPLICATION_TAG_SIGNED_INT);
if (status) {
old_value =
Integer_Value_Present_Value(wp_data->object_instance);
Integer_Value_Present_Value_Set(
wp_data->object_instance, value.type.Signed_Int,
wp_data->priority);
if (Integer_Value_Write_Present_Value_Callback) {
Integer_Value_Write_Present_Value_Callback(
wp_data->object_instance, old_value,
Integer_Value_Present_Value(wp_data->object_instance));
}
}
break;
case PROP_COV_INCREMENT:
@@ -593,6 +604,16 @@ bool Integer_Value_Write_Property(BACNET_WRITE_PROPERTY_DATA *wp_data)
return status;
}
/**
* @brief Sets a callback used when present-value is written from BACnet
* @param cb - callback used to provide indications
*/
void Integer_Value_Write_Present_Value_Callback_Set(
integer_value_write_present_value_callback cb)
{
Integer_Value_Write_Present_Value_Callback = cb;
}
/**
* @brief For a given object instance-number, determines the COV status
* @param object_instance - object-instance number of the object