/// <summary>
/// Recursive method that generates and returns a validated session salt.
/// </summary>
/// <seealso cref="IsSaltValid" />
private byte[] GenerateSessionSalt()
{
var salt = _safeRandom.GetBytes(SaltLength);
if (!IsSaltValid(salt))
{
return(GenerateSessionSalt()); //try until it's valid
}
_memoryProtector.Protect(salt);
_isSaltEncrypted = true;
return(salt);
}
private async Task <IMemoryProtectedBytes> InitializeSaltAsync(IMemoryProtectedBytes sessionSalt)
{
const int maxRetries = 1000;
var retryCount = 0;
while (retryCount < maxRetries)
{
var salt = _safeRandom.GetBytes(SaltLength);
if (!IsSaltValid(salt))
{
retryCount++;
continue;
}
await sessionSalt.InitializeAsync(salt)
.ConfigureAwait(false);
return(sessionSalt);
}
throw new ArgumentException("Could not initialize the session salt. Max retries exceeded.");
}