/// <summary>
/// Sets the algorithm.
/// </summary>
/// <param name="data">The input data.</param>
/// <param name="record">The record.</param>
private static void SetAlgorithm(DsInputData data, DSRecord record)
{
if (Enum.IsDefined(typeof(DSAlgorithm), Convert.ToInt32(data.Algorithm)))
{
record.Algorithm = (DSAlgorithm)data.Algorithm;
}
else
{
record.Algorithm = DSAlgorithm.None;
}
}
/// <summary>
/// Calculates ds records from input data.
/// </summary>
/// <param name="data">The input data.</param>
/// <returns>
/// list of ds records.
/// </returns>
public DSRecord CalculateRecord(DsInputData data)
{
var recordDs = new DSRecord();
byte[] inputData = GetInputData(data);
SetSha1Data(inputData, recordDs, data);
SetAlgorithm(data, recordDs);
SetSha256Data(inputData, recordDs);
SetKey(data, recordDs);
return(recordDs);
}
/// <summary>
/// Sets the sha256 data.
/// </summary>
/// <param name="inputData">The input data.</param>
/// <param name="record">The record.</param>
private static void SetSha256Data(byte[] inputData, DSRecord record)
{
byte[] sha256Hash;
using (SHA256 sha256 = SHA256Cng.Create())
{
sha256Hash = sha256.ComputeHash(inputData);
}
record.DigestField256Text = sha256Hash.ToHexString();
record.DigestField256 = sha256Hash;
record.DigestType256 = DigestType.Sha256;
}
/// <summary>
/// Sets the sha1 data.
/// </summary>
/// <param name="inputData">
/// The input data.
/// </param>
/// <param name="record">
/// The record.
/// </param>
/// <param name="data">
/// The input ds data.
/// </param>
private static void SetSha1Data(byte[] inputData, DSRecord record, DsInputData data)
{
byte[] sha1Hash;
using (SHA1 sha1 = SHA1Cng.Create())
{
sha1Hash = sha1.ComputeHash(inputData);
}
record.DigestType = DigestType.Sha256;
record.KeyTag = Calculate(GeRRData(data));
record.DigestFieldText = sha1Hash.ToHexString();
record.DigestField = sha1Hash;
}
/// <summary>
/// Calculates ds records from input data.
/// </summary>
/// <param name="list">The input data.</param>
/// <returns>
/// list of ds records.
/// </returns>
public IList <DSRecord> CalculateRecords(IList <DsInputData> list)
{
var records = new List <DSRecord>();
foreach (DsInputData data in list)
{
var recordDs = new DSRecord();
byte[] inputData = GetInputData(data);
var test = inputData.ToHexString();
SetSha1Data(inputData, recordDs, data);
SetAlgorithm(data, recordDs);
SetSha256Data(inputData, recordDs);
SetKey(data, recordDs);
records.Add(recordDs);
}
return(records);
}
/// <summary>
/// Sets the key.
/// </summary>
/// <param name="data">The input data.</param>
/// <param name="record">The record.</param>
private static void SetKey(DsInputData data, DSRecord record)
{
record.DnsKey = data.DnsKey;
}