public List <VirusDataSet> GetViruses(string signature, int position)
{
List <VirusDataSet> viruses = new List <VirusDataSet>();
SqliteConnection connection = GetConnection();
connection.Open();
var command = connection.CreateCommand();
command.CommandText = $"SELECT * FROM viruses WHERE Signature Like '{signature}%' AND OffsetBegin <= {position} AND OffsetEnd >= {position}";
using (var reader = command.ExecuteReader())
{
while (reader.Read())
{
VirusDataSet virus = new VirusDataSet(
Int32.Parse(reader.GetString(0)),
reader.GetString(1),
reader.GetString(2),
Int32.Parse(reader.GetString(3)),
Int32.Parse(reader.GetString(4))
);
viruses.Add(virus);
}
}
connection.Close();
//connections.Enqueue(connection);
return(viruses);
}
protected bool CheckSignatureFullMatch(VirusDataSet virus, byte[] data, int offset)
{
string signature = GetStringOfBytes(data, offset, virus.Signature.Length / 2);
//TODO && offset + virus.Signature.Length < virus.OffsetEnd
if (signature.Equals(virus.Signature) && offset + virus.Signature.Length < virus.OffsetEnd)
{
return(true);
}
return(false);
}