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Adding COV support.

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This commit is contained in:
skarg
2007-12-28 19:53:34 +00:00
parent d1ad21a4cc
commit 9ab6d4165f
3 changed files with 68 additions and 10 deletions
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bacnet-stack/demo/object/bi.c
+28 -2
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@@ -40,6 +40,8 @@
static BACNET_BINARY_PV Present_Value[MAX_BINARY_INPUTS];
/* out of service decouples physical input from Present_Value */
static bool Out_Of_Service[MAX_BINARY_INPUTS];
/* Change of Value flag */
static bool Change_Of_Value[MAX_BINARY_INPUTS];
/* These three arrays are used by the ReadPropertyMultiple handler */
static const int Binary_Input_Properties_Required[] = {
@@ -168,6 +170,19 @@ static bool Binary_Input_Out_Of_Service(
return value;
}
bool Binary_Input_Change_Of_Value(
uint32_t object_instance)
{
bool status = false;
index = Binary_Input_Instance_To_Index(object_instance);
if (index < MAX_BINARY_INPUTS) {
status = Change_Of_Value[index];
}
return status;
}
static void Binary_Input_Present_Value_Set(
uint32_t object_instance,
BACNET_BINARY_PV value)
@@ -176,8 +191,12 @@ static void Binary_Input_Present_Value_Set(
Binary_Input_Init();
index = Binary_Input_Instance_To_Index(object_instance);
if (index < MAX_BINARY_INPUTS)
if (index < MAX_BINARY_INPUTS) {
if (Present_Value[index] != value) {
Change_Of_Value[index] = true;
}
Present_Value[index] = value;
}
return;
}
@@ -191,6 +210,9 @@ static void Binary_Input_Out_Of_Service_Set(
Binary_Input_Init();
index = Binary_Input_Instance_To_Index(object_instance);
if (index < MAX_BINARY_INPUTS)
if (Out_Of_Service[index] != value) {
Change_Of_Value[index] = true;
}
Out_Of_Service[index] = value;
return;
@@ -257,7 +279,11 @@ int Binary_Input_Encode_Property_APDU(
bitstring_set_bit(&bit_string, STATUS_FLAG_IN_ALARM, false);
bitstring_set_bit(&bit_string, STATUS_FLAG_FAULT, false);
bitstring_set_bit(&bit_string, STATUS_FLAG_OVERRIDDEN, false);
bitstring_set_bit(&bit_string, STATUS_FLAG_OUT_OF_SERVICE, false);
if (Binary_Input_Out_Of_Service(object_instance)) {
bitstring_set_bit(&bit_string, STATUS_FLAG_OUT_OF_SERVICE, true);
} else {
bitstring_set_bit(&bit_string, STATUS_FLAG_OUT_OF_SERVICE, false);
}
apdu_len = encode_application_bitstring(&apdu[0], &bit_string);
break;
case PROP_EVENT_STATE: