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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/av.c
+30 -6
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@@ -32,6 +32,9 @@
static OS_Keylist Object_List;
/* common object type */
static const BACNET_OBJECT_TYPE Object_Type = OBJECT_ANALOG_VALUE;
/* callback for present value writes */
static analog_value_write_present_value_callback
Analog_Value_Write_Present_Value_Callback;
/* clang-format off */
/* These three arrays are used by the ReadPropertyMultiple handler */
@@ -922,6 +925,7 @@ bool Analog_Value_Write_Property(BACNET_WRITE_PROPERTY_DATA *wp_data)
{
bool status = false; /* return value */
int len = 0;
float old_value = 0.0f;
BACNET_APPLICATION_DATA_VALUE value = { 0 };
ANALOG_VALUE_DESCR *CurrentAV;
@@ -962,13 +966,23 @@ bool Analog_Value_Write_Property(BACNET_WRITE_PROPERTY_DATA *wp_data)
object. */
wp_data->error_class = ERROR_CLASS_PROPERTY;
wp_data->error_code = ERROR_CODE_WRITE_ACCESS_DENIED;
} else if (Analog_Value_Present_Value_Set(
wp_data->object_instance, value.type.Real,
wp_data->priority)) {
status = true;
} else {
wp_data->error_class = ERROR_CLASS_PROPERTY;
wp_data->error_code = ERROR_CODE_VALUE_OUT_OF_RANGE;
old_value =
Analog_Value_Present_Value(wp_data->object_instance);
if (Analog_Value_Present_Value_Set(
wp_data->object_instance, value.type.Real,
wp_data->priority)) {
status = true;
if (Analog_Value_Write_Present_Value_Callback) {
Analog_Value_Write_Present_Value_Callback(
wp_data->object_instance, old_value,
Analog_Value_Present_Value(
wp_data->object_instance));
}
} else {
wp_data->error_class = ERROR_CLASS_PROPERTY;
wp_data->error_code = ERROR_CODE_VALUE_OUT_OF_RANGE;
}
}
}
break;
@@ -1101,6 +1115,16 @@ bool Analog_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 Analog_Value_Write_Present_Value_Callback_Set(
analog_value_write_present_value_callback cb)
{
Analog_Value_Write_Present_Value_Callback = cb;
}
/**
* @brief Analog Value intrinsic reporting function.
* @param object_instance [in] BACnet object-instance number of the object