public void handler(ref BACNET_ADDRESS src, ref byte[] pdu, UInt16 pdu_len)
{
int apdu_offset = 0;//网络层数据的长度
BACNET_ADDRESS dest = new BACNET_ADDRESS();
BACNET_NPDU_DATA npdu_data = new BACNET_NPDU_DATA();
BvlcProcessor b_pro = new BvlcProcessor();
NpduProcessor p_pro = new NpduProcessor();
ApduProcessor a_pro = new ApduProcessor();
b_pro.Decode(ref src, ref pdu);
if (pdu[0] == 1) //1是版本号
{
apdu_offset = p_pro.Decode(ref pdu, ref dest, ref src, ref npdu_data); //获得npdu的数据 //获得npdu的数据
}
if (npdu_data.network_layer_message)
{
//尚未定义
}
else
{
if ((dest.net == 0))
{
a_pro.Decode(ref src, ref pdu, (UInt16)(pdu_len - apdu_offset), apdu_offset);
}
}
}
public void Acknowledge_Alarm_Handler(ref Byte[] request, UInt16 request_len, ref BACNET_ADDRESS src, ref BACNET_CONFIRMED_SERVICE_DATA request_data)
{
ACKNOWLEDGE_ALARM_DATA Ack_data = new ACKNOWLEDGE_ALARM_DATA();
Byte[] buffer = new Byte[1024];
BACNET_ADDRESS my_address = new BACNET_ADDRESS();
NpduProcessor n_pro = new NpduProcessor();
BACNET_NPDU_DATA npdu_data = new BACNET_NPDU_DATA();
ApduProcessor a_pro = new ApduProcessor();
BvlcProcessor b_pro = new BvlcProcessor();
int pdu_len = 0;
int byte_len = 0;
int apdu_len = -1;
int npdu_len = -1;
int len = 0;
len = Decode_Service_Request(ref request, request_len, ref Ack_data);
n_pro.Encode_NpduData(ref npdu_data, false, BACNET_MESSAGE_PRIORITY.MESSAGE_PRIORITY_NORMAL);
npdu_len = n_pro.Encode(ref buffer, ref src, ref my_address, ref npdu_data);
apdu_len = a_pro.Encode_Simple_Ack(ref buffer, request_data.invoke_id, (Byte)BACNET_CONFIRMED_SERVICE.SERVICE_CONFIRMED_SUBSCRIBE_COV, npdu_len);
pdu_len = npdu_len + apdu_len;
byte_len = b_pro.Encode(ref buffer, ref src, ref npdu_data, pdu_len);
}
/********************************************************************************************************************************************************************************/
public void Cov_Subscribe_Handler(ref Byte[] request, UInt16 request_len, ref BACNET_ADDRESS src, ref BACNET_CONFIRMED_SERVICE_DATA request_data)
{
int pdu_len = 0;
int byte_len = 0;
Byte[] buffer = new Byte[1024];
BACNET_SUBSCRIBE_COV_DATA cov_data = new BACNET_SUBSCRIBE_COV_DATA();
BACNET_ADDRESS my_address = new BACNET_ADDRESS();
NpduProcessor n_pro = new NpduProcessor();
BACNET_NPDU_DATA npdu_data = new BACNET_NPDU_DATA();
ApduProcessor a_pro = new ApduProcessor();
BvlcProcessor b_pro = new BvlcProcessor();
int apdu_len = -1;
int npdu_len = -1;
int len = 0;
//cov_data.error_code = ABORT_REASON_SEGMENTATION_NOT_SUPPORTED;
//datalink_get_my_address(&my_address);
n_pro.Encode_NpduData(ref npdu_data, false, BACNET_MESSAGE_PRIORITY.MESSAGE_PRIORITY_NORMAL);
npdu_len = n_pro.Encode(ref buffer, ref src, ref my_address, ref npdu_data);
// if (service_data.segmented_message)
/* we don't support segmentation - send an abort */
len = Decode_Service_Request(ref request, request_len, ref cov_data);
//
for (int i = 0; i < Form_main.lift_count; i++)
{
if (cov_data.monitoredObjectIdentifier.instance == Form_main.lift_list[i].Object_Identifier.instance)
{
Form_main.lift_list[i].cov_subscribe(src, cov_data);
}
}
//
apdu_len = a_pro.Encode_Simple_Ack(ref buffer, request_data.invoke_id, (Byte)BACNET_CONFIRMED_SERVICE.SERVICE_CONFIRMED_SUBSCRIBE_COV, npdu_len);
pdu_len = npdu_len + apdu_len;
byte_len = b_pro.Encode(ref buffer, ref src, ref npdu_data, pdu_len);
}
