public MsgHdrRecord(byte[] raw, int idx) : this()
{
MsgNum = FidonetHelpers.GetUShort(raw, idx);
PrevReply = FidonetHelpers.GetUShort(raw, idx + 2);
NextReply = FidonetHelpers.GetUShort(raw, idx + 4);
TimesRead = FidonetHelpers.GetUShort(raw, idx + 6);
StartBlock = FidonetHelpers.GetUShort(raw, idx + 8);
NumBlocks = FidonetHelpers.GetUShort(raw, idx + 10);
DestNet = FidonetHelpers.GetUShort(raw, idx + 12);
DestNode = FidonetHelpers.GetUShort(raw, idx + 14);
OrigNet = FidonetHelpers.GetUShort(raw, idx + 16);
OrigNode = FidonetHelpers.GetUShort(raw, idx + 18);
DestZone = raw[idx + 20];
OrigZone = raw[idx + 21];
Cost = FidonetHelpers.GetUShort(raw, idx + 22);
MsgAttr = raw[idx + 24];
NetAttr = raw[idx + 25];
Board = raw[idx + 26];
string time = FidonetHelpers.GetPascalString(raw, idx + 0x1b);
string date = FidonetHelpers.GetPascalString(raw, idx + 0x21);
if (!DateTime.TryParseExact($"{date} {time}", "MM-dd-yy HH:mm",
CultureInfo.InvariantCulture, DateTimeStyles.None,
out Timestamp))
{
Timestamp = DateTime.MinValue;
}
WhoTo = FidonetHelpers.GetPascalString(raw, idx + 0x2a);
WhoFrom = FidonetHelpers.GetPascalString(raw, idx + 0x4e);
Subject = FidonetHelpers.GetPascalString(raw, idx + 0x72);
}
/// <summary>
/// Builds record from raw data
/// </summary>
/// <param name="raw"></param>
/// <param name="idx"></param>
public MsgIdxRecord(byte[] raw, int idx)
{
msgnum = FidonetHelpers.GetUShort(raw, idx);
board = raw[idx + 2];
}