public int Decode(byte[] buffer, int offset, uint count)
{
var len = 0;
byte tagNumber;
len += ASN1.decode_tag_number(buffer, offset + len, out tagNumber);
switch (tagNumber)
{
case 0:
var bdt = new BacnetDate();
len += bdt.Decode(buffer, offset + len, count);
Entry = bdt;
break;
case 1:
var bdr = new BacnetDateRange();
len += bdr.Decode(buffer, offset + len, count);
Entry = bdr;
len++; // closing tag
break;
case 2:
var bwd = new BacnetweekNDay();
len += bwd.Decode(buffer, offset + len, count);
Entry = bwd;
break;
}
return(len);
}
public int Decode(byte[] buffer, int offset, uint count)
{
int len = 0;
byte periodType;
len += ASN1.decode_tag_number(buffer, offset + len, out periodType); // -> type
switch (periodType)
{
case 0: //calendarEntry
var calendar = new BACnetCalendarEntry();
len += calendar.Decode(buffer, offset + len, count);
Period = calendar;
len += 1; // -> closingtag
break;
case 1: //calendarReference
var calRef = new BacnetObjectId();
len += ASN1.decode_object_id(buffer, offset + len, out calRef.type, out calRef.instance);
Period = calRef;
break;
}
ListOfTimeValues = new List <BacnetTimeValue>();
if (ASN1.IS_OPENING_TAG(buffer[offset + len]))
{
len++;
//end of daily sched
while (!ASN1.IS_CLOSING_TAG(buffer[offset + len]))
{
var timeVal = new BacnetTimeValue();
len += timeVal.Decode(buffer, offset + len, count);
ListOfTimeValues.Add(timeVal);
}
//closing tag
len++;
}
uint evPr;
len += ASN1.decode_context_unsigned(buffer, offset + len, 3, out evPr);
EventPriority = (byte)evPr;
return(len);
}
public int ASN1decode(byte[] buffer, int offset, uint len_value)
{
int len = 0;
byte tag_number;
Entries = new List <object>();
for (;;)
{
byte b = buffer[offset + len];
len += ASN1.decode_tag_number(buffer, offset + len, out tag_number);
switch (tag_number)
{
case 0:
BacnetDate bdt = new BacnetDate();
len += bdt.ASN1decode(buffer, offset + len, len_value);
Entries.Add(bdt);
break;
case 1:
BacnetDateRange bdr = new BacnetDateRange();
len += bdr.ASN1decode(buffer, offset + len, len_value);
Entries.Add(bdr);
len++; // closing tag
break;
case 2:
BacnetweekNDay bwd = new BacnetweekNDay();
len += bwd.ASN1decode(buffer, offset + len, len_value);
Entries.Add(bwd);
break;
default:
return(len - 1); // closing Tag
}
}
}
public int Decode(byte[] buffer, int offset, uint count)
{
var len = 0;
Entries = new List <object>();
while (true)
{
byte tagNumber;
len += ASN1.decode_tag_number(buffer, offset + len, out tagNumber);
switch (tagNumber)
{
case 0:
var bdt = new BacnetDate();
len += bdt.Decode(buffer, offset + len, count);
Entries.Add(bdt);
break;
case 1:
var bdr = new BacnetDateRange();
len += bdr.Decode(buffer, offset + len, count);
Entries.Add(bdr);
len++; // closing tag
break;
case 2:
var bwd = new BacnetweekNDay();
len += bwd.Decode(buffer, offset + len, count);
Entries.Add(bwd);
break;
default:
return(len - 1); // closing Tag
}
}
}
private void ReadEffectiveWeeklySchedule()
{
Schedule.BeginUpdate();
Schedule.Nodes.Clear();
byte[] InOutBuffer = null;
try
{
// first gets the PROP_SCHEDULE_DEFAULT
IList <BacnetValue> valuedefault;
comm.ReadPropertyRequest(adr, schedule_id, BacnetPropertyIds.PROP_SCHEDULE_DEFAULT, out valuedefault);
if ((valuedefault != null) && (valuedefault.Count != 0) && (valuedefault[0].Tag != BacnetApplicationTags.BACNET_APPLICATION_TAG_NULL))
{
ScheduleType = valuedefault[0].Tag;
TxtScheduleDefault.Text = valuedefault[0].Value.ToString();
}
if (comm.RawEncodedDecodedPropertyConfirmedRequest(adr, schedule_id, BacnetPropertyIds.PROP_WEEKLY_SCHEDULE, BacnetConfirmedServices.SERVICE_CONFIRMED_READ_PROPERTY, ref InOutBuffer))
{
int offset = 0;
byte tag_number;
uint len_value_type;
// Tag 3
offset += ASN1.decode_tag_number(InOutBuffer, offset, out tag_number);
if (tag_number != 3)
{
return;
}
for (int i = 1; i < 8; i++)
{
TreeNode tday = null;
tday = new TreeNode("[" + (i - 1).ToString() + "] : " + System.Globalization.CultureInfo.InvariantCulture.DateTimeFormat.DayNames[i % 7], 0, 0);
Schedule.Nodes.Add(tday);
// Tag 0
offset += ASN1.decode_tag_number(InOutBuffer, offset, out tag_number);
while (!ASN1.IS_CLOSING_TAG(InOutBuffer[offset]))
{
BacnetValue value;
String s;
// Time
offset += ASN1.decode_tag_number_and_value(InOutBuffer, offset, out tag_number, out len_value_type);
offset += ASN1.bacapp_decode_data(InOutBuffer, offset, InOutBuffer.Length, (BacnetApplicationTags)tag_number, len_value_type, out value);
DateTime dt = (DateTime)value.Value;
// Value
offset += ASN1.decode_tag_number_and_value(InOutBuffer, offset, out tag_number, out len_value_type);
offset += ASN1.bacapp_decode_data(InOutBuffer, offset, InOutBuffer.Length, (BacnetApplicationTags)tag_number, len_value_type, out value);
if (value.Tag != BacnetApplicationTags.BACNET_APPLICATION_TAG_NULL)
{
s = dt.ToString("T") + " = " + Property.SerializeValue(value, value.Tag); // Second value is the ... value (Bool, Int, Uint, Float, double or null)
ScheduleType = value.Tag; // all type must be the same for a valid schedule (maybe, not sure !), so remember it
}
else
{
s = dt.ToString("T") + " = null";
}
tday.Nodes.Add(new TreeNode(s, 1, 1));
}
offset++;
}
offset += ASN1.decode_tag_number(InOutBuffer, offset, out tag_number);
if (tag_number != 3)
{
Schedule.Nodes.Clear();
}
}
}
catch { }
finally
{
Schedule.EndUpdate();
Schedule.Sort(); // Time entries are not necesserary sorted, so do it (that's also why days are assign to [0], .. [6])
Schedule.ExpandAll();
Schedule.LabelEdit = true;
}
}
private void ReadExceptionSchedule()
{
byte[] InOutBuffer = null;
try
{
if (comm.RawEncodedDecodedPropertyConfirmedRequest(adr, schedule_id,
BacnetPropertyIds.PROP_EXCEPTION_SCHEDULE, BacnetConfirmedServices.SERVICE_CONFIRMED_READ_PROPERTY,
ref InOutBuffer))
{
int offset = 0;
byte tag_number;
// Tag 3
offset += ASN1.decode_tag_number(InOutBuffer, offset, out tag_number);
if (tag_number != 3)
{
return;
}
int i = 1;
while (!ASN1.IS_CLOSING_TAG(InOutBuffer[offset]))
{
TreeNode tday = null;
var bse = new BACnetSpecialEvent();
offset += bse.ASN1decode(InOutBuffer, offset);
tday = new TreeNode(string.Format("[{0}] {1}", i++, bse.period.ToString()));
tday.Nodes.Add(new TreeNode(String.Format("priority: {0}", bse.eventPriority), 1, 1));
exceptionSchedules.Nodes.Add(tday);
foreach (var tv in bse.Values)
{
var value = tv.value;
var dt = tv.dt;
string s;
if (value.Tag != BacnetApplicationTags.BACNET_APPLICATION_TAG_NULL)
{
s = dt.ToString("T") + " = " +
Property.SerializeValue(value,
value.Tag); // Second value is the ... value (Bool, Int, Uint, Float, double or null)
ScheduleType =
value.Tag; // all type must be the same for a valid schedule (maybe, not sure !), so remember it
}
else
{
s = dt.ToString("T") + " = null";
}
tday.Nodes.Add(new TreeNode(s, 1, 1));
}
}
offset += ASN1.decode_tag_number(InOutBuffer, offset, out tag_number);
if (tag_number != 3)
{
exceptionSchedules.Nodes.Clear();
}
exceptionSchedules.ExpandAll();
}
}
catch
{
}
finally
{
exceptionSchedules.EndUpdate();
exceptionSchedules.Sort(); // Time entries are not necesserary sorted, so do it (that's also why days are assign to [0], .. [6])
exceptionSchedules.ExpandAll();
exceptionSchedules.LabelEdit = true;
}
}
