public int Unconfirmed_Event_Notification_Pack(ref Byte[] buffer, ref BACNET_EVENT_NOTIFICATION_DATA data)
{
int len = 0;
int pdu_len = 0;
int bytes_sent = 0;
BACNET_NPDU_DATA npdu_data = new BACNET_NPDU_DATA();
BACNET_ADDRESS dest = new BACNET_ADDRESS();
BACNET_ADDRESS my_address = new BACNET_ADDRESS();
BacnetAddresssProcessor.Get_My_Address(ref my_address);
BacnetAddresssProcessor.Get_My_Address(ref dest);
NpduProcessor n_pro = new NpduProcessor();
BvlcProcessor b_pro = new BvlcProcessor();
n_pro.Encode_NpduData(ref npdu_data, true, BACNET_MESSAGE_PRIORITY.MESSAGE_PRIORITY_NORMAL);
pdu_len = n_pro.Encode(ref buffer, ref dest, ref my_address, ref npdu_data);
len = Uevent_Notify_Encode(ref buffer, ref data, pdu_len);
pdu_len += len;
bytes_sent = b_pro.Encode(ref buffer, ref dest, ref npdu_data, pdu_len);
return(bytes_sent);
}
public void Uevent_Notify_Handler(ref Byte[] service_request, UInt16 service_len, ref BACNET_ADDRESS src)
{
int len = 0;
BACNET_EVENT_NOTIFICATION_DATA data = new BACNET_EVENT_NOTIFICATION_DATA();
len = Uevent_Notify_Decode(ref service_request, service_len, ref data);
//此处添加对事件的处理
}
private void button6_Click(object sender, EventArgs e)
{
BACNET_EVENT_NOTIFICATION_DATA data = new BACNET_EVENT_NOTIFICATION_DATA();
UnconfirmedEventNotificationService unconf = new UnconfirmedEventNotificationService();
data.processIdentifier = 123;
data.ackRequired = true;
BACNET_OBJECT_ID obj_id = new BACNET_OBJECT_ID();
obj_id.type = (UInt16)BACNET_OBJECT_TYPE.BACNET_LIFT;
obj_id.instance = Form_main.lift_list[0].Object_Identifier.instance;
data.eventObjectIdentifier = obj_id;
data.eventType = BACNET_EVENT_TYPE.EVENT_CHANGE_OF_LIFE_SAFETY;
data.fromState = BACNET_EVENT_STATE.EVENT_STATE_NORMAL;
data.timeStamp = Form_main.lift_list[0].Time_Stamps;
data.notifyType = BACNET_NOTIFY_TYPE.NOTIFY_ALARM;
data.toState = BACNET_EVENT_STATE.EVENT_STATE_FAULT;
data.priority = 3;
BACNET_OBJECT_ID obj_temp = new BACNET_OBJECT_ID();
obj_temp.type = (UInt16)BACNET_OBJECT_TYPE.OBJECT_DEVICE;
obj_temp.instance = 9527;
data.notificationParams.change_of_lifesafety.statusFlags.set_bits_used(1, 5);
data.notificationParams.change_of_lifesafety.statusFlags.set_octet(0, 4);
data.notificationParams.change_of_lifesafety.newState = BACNET_LIFE_SAFETY_STATE.LIFE_SAFETY_STATE_ALARM;
data.notificationParams.change_of_lifesafety.newMode = BACNET_LIFE_SAFETY_MODE.LIFE_SAFETY_MODE_DISABLED;
data.notificationParams.change_of_lifesafety.operationExpected = BACNET_LIFE_SAFETY_OPERATION.LIFE_SAFETY_OP_RESET_ALARM;
// data.notificationParams.newState.tag = BACNET_PROPERTY_STATE_TYPE.UNSIGNED_VALUE;
// data.notificationParams.newState.value = 100;
// data.notificationParams.statusFlags.set_bits_used(1, 5);
// data.notificationParams.statusFlags.set_octet(0,4);
data.initiatingObjectIdentifier = obj_temp;
data.notificationClass = 123;
Byte[] buff = new Byte[1024];
int Send_len = unconf.Unconfirmed_Event_Notification_Pack(ref buff, ref data);
IPEndPoint dest = new IPEndPoint(IPAddress.Parse("10.10.161.153"), 60);//假设60测试？
UdpSender sendder = new UdpSender(ref buff, dest);
sendder.Send(Send_len);
}
private int Uevent_Notify_Encode(ref Byte[] apdu, ref BACNET_EVENT_NOTIFICATION_DATA data, int pos)
{
int len = 0; /* length of each encoding */
int apdu_len = 0; /* total length of the apdu, return value */
apdu[pos + 0] = (Byte)BACNET_PDU_TYPE.PDU_TYPE_UNCONFIRMED_SERVICE_REQUEST;
apdu[pos + 1] = (Byte)BACNET_UNCONFIRMED_SERVICE.SERVICE_UNCONFIRMED_EVENT_NOTIFICATION; /* service choice */
apdu_len = 2;
len += Encode_Service_Request(ref apdu, ref data, apdu_len + pos);
apdu_len += len;
return(apdu_len);
}
private int Encode_Service_Request(ref Byte[] apdu, ref BACNET_EVENT_NOTIFICATION_DATA data, int pos)
{
int len = 0; /* length of each encoding */
int apdu_len = 0;
/* tag 0 - processIdentifier */
len = BasicalProcessor.Encode_Context_Unsigned(ref apdu, 0, data.processIdentifier, pos + apdu_len);
apdu_len += len;
/* tag 1 - initiatingObjectIdentifier */
len = BasicalProcessor.Encode_Context_ObjectId(ref apdu, 1, (int)data.initiatingObjectIdentifier.type, data.initiatingObjectIdentifier.instance, pos + apdu_len);
apdu_len += len;
/* tag 2 - eventObjectIdentifier */
len = BasicalProcessor.Encode_Context_ObjectId(ref apdu, 2, (int)data.eventObjectIdentifier.type, data.eventObjectIdentifier.instance, pos + apdu_len);
apdu_len += len;
/* tag 3 - timeStamp */
len = BasicalProcessor.Encode_Context_Timestamp(ref apdu, 3, ref data.timeStamp, pos + apdu_len);
apdu_len += len;
/* tag 4 - noticicationClass */
len = BasicalProcessor.Encode_Context_Unsigned(ref apdu, 4, data.notificationClass, apdu_len + pos);
apdu_len += len;
/* tag 5 - priority */
len = BasicalProcessor.Encode_Context_Unsigned(ref apdu, 5, data.priority, apdu_len + pos);
apdu_len += len;
/* tag 6 - eventType */
len = BasicalProcessor.Encode_Context_Enumerate(ref apdu, 6, (uint)data.eventType, apdu_len + pos);
apdu_len += len;
/* tag 7 - messageText */
// if (data->messageText) 可选参数
/* tag 8 - notifyType */
len = BasicalProcessor.Encode_Context_Enumerate(ref apdu, 8, (uint)data.notifyType, apdu_len + pos);
apdu_len += len;
/* tag 9 - ackRequired */
switch (data.notifyType)
{
case BACNET_NOTIFY_TYPE.NOTIFY_ALARM:
case BACNET_NOTIFY_TYPE.NOTIFY_EVENT:
/* tag 9 - ackRequired */
len = BasicalProcessor.Encode_Context_Boolean(ref apdu, 9, data.ackRequired, apdu_len + pos);
apdu_len += len;
/* tag 10 - fromState */
len = BasicalProcessor.Encode_Context_Enumerate(ref apdu, 10, (uint)data.fromState, apdu_len + pos);
apdu_len += len;
break;
default:
break;
}
/* tag 11 - toState */
len = BasicalProcessor.Encode_Context_Enumerate(ref apdu, 11, (uint)data.toState, apdu_len + pos);
apdu_len += len;
/* tag 12 - event values */
if (data.notifyType == BACNET_NOTIFY_TYPE.NOTIFY_ALARM || data.notifyType == BACNET_NOTIFY_TYPE.NOTIFY_EVENT)
{
switch (data.eventType)
{
//EVENT_CHANGE_OF_STATE:
/* case BACNET_EVENT_TYPE.EVENT_CHANGE_OF_STATE:
* {
* len = BasicalProcessor.Encode_Opening_Tag(ref apdu, 12,apdu_len+pos);
* apdu_len += len;
* len = BasicalProcessor.Encode_Opening_Tag(ref apdu, 1, apdu_len + pos);
* apdu_len += len;
* len = BasicalProcessor.Encode_Opening_Tag(ref apdu, 0, apdu_len + pos);
* apdu_len += len;
* len=BasicalProcessor.Encode_Property_State(ref apdu,ref data.notificationParams.newState,apdu_len+pos);
* apdu_len += len;
* len = BasicalProcessor.Encode_Closing_Tag(ref apdu, 0, apdu_len + pos);
* apdu_len += len;
* len = BasicalProcessor.Encode_Context_Bitstring(ref apdu, 1, ref data.notificationParams.statusFlags, apdu_len + pos);
* apdu_len += len;
* len = BasicalProcessor.Encode_Opening_Tag(ref apdu,1, apdu_len + pos);
* apdu_len += len;
* len = BasicalProcessor.Encode_Closing_Tag(ref apdu, 12,apdu_len+pos);
* apdu_len += len;
* break;
* }*/
case BACNET_EVENT_TYPE.EVENT_CHANGE_OF_LIFE_SAFETY:
{
len = BasicalProcessor.Encode_Opening_Tag(ref apdu, 8, apdu_len + pos);
apdu_len += len;
len = BasicalProcessor.Encode_Context_Enumerate(ref apdu, 0, (UInt16)data.notificationParams.change_of_lifesafety.newState, apdu_len + pos);
apdu_len += len;
len = BasicalProcessor.Encode_Context_Enumerate(ref apdu, 1, (UInt16)data.notificationParams.change_of_lifesafety.newMode, apdu_len + pos);
apdu_len += len;
len = BasicalProcessor.Encode_Context_Bitstring(ref apdu, 2, ref data.notificationParams.change_of_lifesafety.statusFlags, apdu_len + pos);
apdu_len += len;
len = BasicalProcessor.Encode_Context_Enumerate(ref apdu, 3, (UInt16)data.notificationParams.change_of_lifesafety.operationExpected, apdu_len + pos);
apdu_len += len;
len = BasicalProcessor.Encode_Closing_Tag(ref apdu, 8, apdu_len + pos);
apdu_len += len;
break;
}
}
}
return(apdu_len);
}
public int Uevent_Notify_Decode(ref Byte[] apdu, uint apdu_len, ref BACNET_EVENT_NOTIFICATION_DATA data)
{
int len = 0; /* return value */
int section_length = 0;
UInt32 value = 0;
Byte tag_number = 0;
uint len_value = 0;
/* tag 0 - processIdentifier */
section_length = BasicalProcessor.Decode_Context_Unsigned(ref apdu, 0, ref data.processIdentifier, len);
len += section_length;
/* tag 1 - initiatingObjectIdentifier */
len += BasicalProcessor.Decode_Tag_number_and_Value(ref apdu, ref tag_number, ref len_value, len);
section_length = BasicalProcessor.Decode_Object_Id(ref apdu, ref data.initiatingObjectIdentifier.type, ref data.initiatingObjectIdentifier.instance, len);
len += section_length;
/* tag 2 - eventObjectIdentifier */
len += BasicalProcessor.Decode_Tag_number_and_Value(ref apdu, ref tag_number, ref len_value, len);
section_length = BasicalProcessor.Decode_Object_Id(ref apdu, ref data.eventObjectIdentifier.type, ref data.eventObjectIdentifier.instance, len);
len += section_length;
/* tag 3 - timeStamp */
section_length = BasicalProcessor.Decode_Context_Timestamp(ref apdu, 3, ref data.timeStamp, len);
len += section_length;
/* tag 4 - noticicationClass */
section_length = BasicalProcessor.Decode_Context_Unsigned(ref apdu, 4, ref data.notificationClass, len);
len += section_length;
/* tag 5 - priority */
section_length = BasicalProcessor.Decode_Context_Unsigned(ref apdu, 5, ref value, len);
data.priority = (Byte)value;
len += section_length;
/* tag 6 - eventType */
section_length = BasicalProcessor.Decode_Context_Enumerated(ref apdu, 6, ref value, len);
data.eventType = (BACNET_EVENT_TYPE)value;
len += section_length;
/* tag 7 - messageText */ //option
//此处没写
/* tag 8 - notifyType */
section_length = BasicalProcessor.Decode_Context_Enumerated(ref apdu, 8, ref value, len);
data.notifyType = (BACNET_NOTIFY_TYPE)value;
len += section_length;
switch (data.notifyType)
{
case BACNET_NOTIFY_TYPE.NOTIFY_ALARM:
case BACNET_NOTIFY_TYPE.NOTIFY_EVENT:
/* tag 9 - ackRequired */
data.ackRequired = BasicalProcessor.Decode_Context_Boolean(ref apdu, len);
len++;
len++;
/* tag 10 - fromState */
section_length = BasicalProcessor.Decode_Context_Enumerated(ref apdu, 10, ref value, len);
data.fromState = (BACNET_EVENT_STATE)value;
len += section_length;
break;
default:
break;
}
/* tag 11 - toState */
section_length = BasicalProcessor.Decode_Context_Enumerated(ref apdu, 11, ref value, len);
data.toState = (BACNET_EVENT_STATE)value;
len += section_length;
/* tag 12 - eventValues */
if (BasicalProcessor.Decode_Is_Opening_Tag_Number(ref apdu, 12, len))
{
len++;
}
if (BasicalProcessor.Decode_Is_Opening_Tag_Number(ref apdu, (Byte )data.eventType, len))
{
len++;
}
if (data.notifyType == BACNET_NOTIFY_TYPE.NOTIFY_ALARM || data.notifyType == BACNET_NOTIFY_TYPE.NOTIFY_EVENT)
{
switch (data.eventType)
{
case BACNET_EVENT_TYPE.EVENT_CHANGE_OF_STATE:
// section_length = BasicalProcessor.Decode_Context_Poroperty_State(ref apdu, 0, ref data.notificationParams.newState, len);
len += section_length;
// section_length = BasicalProcessor.Decode_Context_Bitstring(ref apdu, 1, ref data.notificationParams.statusFlags, len);
len += section_length;
break;
default:
break;
}
if (BasicalProcessor.Decode_Is_Closing_Tag_Number(ref apdu, (Byte)data.eventType, len))
{
len++;
}
if (BasicalProcessor.Decode_Is_Closing_Tag_Number(ref apdu, 12, len))
{
len++;
}
}
return(len);
}
