/// <summary>
/// Initializes a new instance of the <see cref="ScramShaAuthenticator"/> class.
/// </summary>
/// <param name="credential">The credential.</param>
/// <param name="hashAlgorithName">The hash algorithm name.</param>
/// <param name="randomStringGenerator">The random string generator.</param>
/// <param name="h">The H function to use.</param>
/// <param name="hi">The Hi function to use.</param>
/// <param name="hmac">The Hmac function to use.</param>
/// <param name="cache">The cache to use.</param>
/// <param name="serverApi">The server API.</param>
internal ScramShaAuthenticator(
UsernamePasswordCredential credential,
HashAlgorithmName hashAlgorithName,
IRandomStringGenerator randomStringGenerator,
H h,
Hi hi,
Hmac hmac,
ScramCache cache,
ServerApi serverApi)
: base(new ScramShaMechanism(credential, hashAlgorithName, randomStringGenerator, h, hi, hmac, cache), serverApi)
{
_databaseName = credential.Source;
}
public ClientFirst(
byte[] bytesToSendToServer,
string clientFirstMessageBare,
UsernamePasswordCredential credential,
string rPrefix,
H h,
Hi hi,
Hmac hmac,
ScramCache cache)
{
_bytesToSendToServer = bytesToSendToServer;
_clientFirstMessageBare = clientFirstMessageBare;
_credential = credential;
_h = h;
_hi = hi;
_hmac = hmac;
_rPrefix = rPrefix;
_cache = cache;
}
public ScramShaMechanism(
UsernamePasswordCredential credential,
HashAlgorithmName hashAlgorithmName,
IRandomStringGenerator randomStringGenerator,
H h,
Hi hi,
Hmac hmac,
ScramCache cache)
{
_credential = Ensure.IsNotNull(credential, nameof(credential));
_h = h;
_hi = hi;
_hmac = hmac;
if (!hashAlgorithmName.ToString().StartsWith("SHA", StringComparison.Ordinal))
{
throw new ArgumentException("Must specify a SHA algorithm.");
}
_name = $"SCRAM-SHA-{hashAlgorithmName.ToString().Substring(3)}";
_randomStringGenerator = Ensure.IsNotNull(randomStringGenerator, nameof(randomStringGenerator));
_cache = cache;
}
public static ScramCacheEntry _cachedEntry(this ScramCache obj) => (ScramCacheEntry)Reflector.GetFieldValue(obj, nameof(_cachedEntry));