SafeDispatch/LibrarySDR/Requests/GroupMonitorExtRequest.cs

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1.6 KiB
C#
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2024-02-22 16:43:59 +00:00
using LibrarySDR.Enums;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static LibrarySDR.Helpers.BinaryHexHelper;
namespace LibrarySDR.Requests
{
public class GroupMonitorExtRequest
{
private static PDUType PduType = PDUType.GROUP_MONITOR_EXT_REQ;
public static String GetInstance(Int64 gatewayISSI, List<Int64> groupIds)
{
StringBuilder sb = new StringBuilder("");
// PDU Type (8 bits)
sb.Append(GetBits((int)PduType, 8));
// gateway ISSI (32 bits)
sb.Append(GetBits(gatewayISSI, 32));
// number of monitored groups, up to 255 groups (16 bits)
sb.Append(GetBits(groupIds.Count, 16));
// add each group id to the list
foreach(Int64 groupId in groupIds)
sb.Append(GetBits(groupId, 32));
// get the header with the length
String header = Header.GetHeaderBinary(sb.ToString().Length / 8);
// add header in front of the request
return BinaryStringToHexString($"{header}{sb.ToString()}", Padding.RIGHT);
}
public static byte[] GetBytes(Int64 gatewayISSI, List<Int64> groupIds)
{
String res = GetInstance(gatewayISSI, groupIds);
byte[] response = new byte[res.Length / 2];
for (int i = 0; i < res.Length / 2; i++)
response[i] = (byte)Convert.ToInt16(res.Substring(i * 2, 2), 16);
return response;
}
}
}