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); }
private int Unconfirm_Cov_Decode(ref Byte[] request, uint service_len, ref BACNET_COV_DATA data) { int len = 0; /* return value */ Byte tag_number = 0; UInt32 len_value = 0; UInt32 decoded_value = 0; /* for decoding */ UInt16 decoded_type = 0; /* for decoding */ UInt32 property = 0; /* for decoding */ /* value in list */ /* tag 0 - subscriberProcessIdentifier */ // if (decode_is_context_tag(&apdu[len], 0)) len += BasicalProcessor.Decode_Tag_number_and_Value(ref request, ref tag_number, ref len_value, len); len += BasicalProcessor.Decode_Unsigned(ref request, len_value, ref decoded_value, len); data.subscriberProcessIdentifier = decoded_value; /* tag 1 - initiatingDeviceIdentifier */ len += BasicalProcessor.Decode_Tag_number_and_Value(ref request, ref tag_number, ref len_value, len); len += BasicalProcessor.Decode_Object_Id(ref request, ref decoded_type, ref data.initiatingDeviceIdentifier, len); /* tag 2 - monitoredObjectIdentifier */ len += BasicalProcessor.Decode_Tag_number_and_Value(ref request, ref tag_number, ref len_value, len); len += BasicalProcessor.Decode_Object_Id(ref request, ref decoded_type, ref data.monitoredObjectIdentifier.instance, len); /* tag 3 - timeRemaining */ len += BasicalProcessor.Decode_Tag_number_and_Value(ref request, ref tag_number, ref len_value, len); len += BasicalProcessor.Decode_Unsigned(ref request, len_value, ref decoded_value, len); data.timeRemaining = decoded_value; /* tag 4: opening context tag - listOfValues */ // if (!decode_is_opening_tag_number(&apdu[len], 4)) { len++; while (true) //应该设置遇到时间戳就BREAK? 下面CLOSING TAG有break { BACNET_PROPERTY_VALUE value = new BACNET_PROPERTY_VALUE(); /* tag 0 - propertyIdentifier */ if (BasicalProcessor.Decode_Is_Context_Tag(ref request, 0, len)) { len += BasicalProcessor.Decode_Tag_number_and_Value(ref request, ref tag_number, ref len_value, len); len += BasicalProcessor.Decode_Enumerated(ref request, len_value, ref property, len); value.propertyIdentifier = (BACNET_PROPERTY_ID)property; } else { return(-1); } /* tag 1 - propertyArrayIndex OPTIONAL */ if (BasicalProcessor.Decode_Is_Context_Tag(ref request, 1, len)) { len += BasicalProcessor.Decode_Tag_number_and_Value(ref request, ref tag_number, ref len_value, len); len += BasicalProcessor.Decode_Unsigned(ref request, len_value, ref decoded_value, len); value.propertyArrayIndex = (UInt32)decoded_value; } else { value.propertyArrayIndex = BacnetConst.BACNET_ARRAY_ALL;//#define BACNET_ARRAY_ALL (~(unsigned int)0) } /* tag 2: opening context tag - value */ if (!BasicalProcessor.Decode_Is_Opening_Tag_Number(ref request, 2, len)) { return(-1); } len++; len += BasicalProcessor.Decode_Application_Data(ref request, (uint)(service_len - len), ref value.value, len); if (!BasicalProcessor.Decode_Is_Closing_Tag_Number(ref request, 2, len)) { return(-1); } len++; /* tag 3 - priority OPTIONAL */ if (BasicalProcessor.Decode_Is_Context_Tag(ref request, 3, len)) { len += BasicalProcessor.Decode_Tag_number_and_Value(ref request, ref tag_number, ref len_value, len); len += BasicalProcessor.Decode_Unsigned(ref request, len_value, ref decoded_value, len); value.priority = (Byte)decoded_value; } else { value.priority = 0; } data.listOfValues.Add(value); if (BasicalProcessor.Decode_Is_Closing_Tag_Number(ref request, 4, len)) { break; } } return(len); }