Aes128GcmKeyTemplate is a KeyTemplate of AesGcmKey with the following parameters: - Key size: 16 bytes.

Aes256GcmKeyTemplate is a KeyTemplate of AesGcmKey with the following parameters: - Key size: 32 bytes.

GetPrimitive returns a Aead primitive from the given keyset handle.

GetPrimitiveWithCustomerManager returns a Aead primitive from the given keyset handle and custom key manager.

NewAesGcmKey returns a new AesGcmKey.

NewAesGcmKeyFormat returns a new AesGcmKeyFormat.

NewAesGcmKeyManager creates a new aesGcmKeyManager.

RegisterKeyManager registers the given keyManager for the key type given in keyManager.KeyType().

RegisterStandardKeyTypes registers standard Aead key types and their managers with the Registry.

AesGcmKeyVersion is the maxmimal version of keys that this key manager supports.

AesGcmTypeURL is the url that this key manager supports.

AesGcmKeyManager is an implementation of KeyManager interface.