public AesCcm(ReadOnlySpan <byte> key)
{
ThrowIfNotSupported();
AesAEAD.CheckKeySize(key.Length);
ImportKey(key);
}
private void EncryptInternal(
ReadOnlySpan <byte> nonce,
ReadOnlySpan <byte> plaintext,
Span <byte> ciphertext,
Span <byte> tag,
ReadOnlySpan <byte> associatedData = default)
{
AesAEAD.Encrypt(s_aesCcm, _keyHandle, nonce, associatedData, plaintext, ciphertext, tag);
}
private void DecryptInternal(
ReadOnlySpan <byte> nonce,
ReadOnlySpan <byte> ciphertext,
ReadOnlySpan <byte> tag,
Span <byte> plaintext,
ReadOnlySpan <byte> associatedData = default)
{
AesAEAD.Decrypt(s_aesGcm, _keyHandle, nonce, associatedData, ciphertext, tag, plaintext, clearPlaintextOnFailure: true);
}
public AesCcm(byte[] key)
{
ThrowIfNotSupported();
ArgumentNullException.ThrowIfNull(key);
AesAEAD.CheckKeySize(key.Length);
ImportKey(key);
}
private void DecryptInternal(
ReadOnlySpan <byte> nonce,
ReadOnlySpan <byte> ciphertext,
ReadOnlySpan <byte> tag,
Span <byte> plaintext,
ReadOnlySpan <byte> associatedData = default)
{
// BCrypt implementation of CCM clears plaintext for you on failure
AesAEAD.Decrypt(s_aesCcm, _keyHandle, nonce, associatedData, ciphertext, tag, plaintext, clearPlaintextOnFailure: false);
}
public AesGcm(byte[] key)
{
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
AesAEAD.CheckKeySize(key.Length * 8);
ImportKey(key);
}
public AesCcm(byte[] key)
{
ThrowIfNotSupported();
if (key == null)
{
throw new ArgumentNullException(nameof(key));
}
AesAEAD.CheckKeySize(key.Length);
ImportKey(key);
}
public void Decrypt(byte[] nonce, byte[] ciphertext, byte[] tag, byte[] plaintext, byte[] associatedData = null)
{
AesAEAD.CheckArgumentsForNull(nonce, plaintext, ciphertext, tag);
Decrypt((ReadOnlySpan <byte>)nonce, ciphertext, tag, plaintext, associatedData);
}
public AesGcm(ReadOnlySpan <byte> key)
{
AesAEAD.CheckKeySize(key.Length * 8);
ImportKey(key);
}
