private static ToxEncryptionKeyHandle Derive(string passphrase, out ToxErrorKeyDerivation error)
{
// warning (no salt means one gets pseudo-random generated) ?
byte[] binaryPassphrase = ToxConstants.Encoding.GetBytes(passphrase);
error = ToxErrorKeyDerivation.Ok;
return(ToxEncryptionFunctions.Key.Derive(binaryPassphrase, (uint)binaryPassphrase.Length, ref error));
}
private static ToxEncryptionKeyHandle Derive(string passphrase, byte[] salt, out ToxErrorKeyDerivation error)
{
if (salt.Length != ToxEncryptionConstants.SaltLength)
{
throw new ArgumentException(nameof(salt));
}
byte[] binaryPassphrase = ToxConstants.Encoding.GetBytes(passphrase);
error = ToxErrorKeyDerivation.Ok;
return(ToxEncryptionFunctions.Key.DeriveWithSalt(binaryPassphrase, (uint)binaryPassphrase.Length, salt, ref error));
}
internal static extern bool DeriveKeyWithSalt(byte[] passphrase, uint passphraseLength, byte[] salt, ref ToxPassKey outputKey, ref ToxErrorKeyDerivation error);
internal static extern bool DeriveKeyFromPass(byte[] passphrase, uint passphraseLength, ref ToxPassKey outputKey, ref ToxErrorKeyDerivation error);
internal static extern bool DeriveKeyWithSalt(byte[] passphrase, uint passphraseLength, byte[] salt, ref ToxPassKey outputKey, ref ToxErrorKeyDerivation error);
internal static extern bool DeriveKeyFromPass(byte[] passphrase, uint passphraseLength, ref ToxPassKey outputKey, ref ToxErrorKeyDerivation error);
public static extern ToxEncryptionKeyHandle DeriveWithSalt(Byte[] passphrase, SizeT length, Byte[] salt, ref ToxErrorKeyDerivation error);
