#include "nsISupports.idl"
#include "IPasspetAES.idl"

// UUID version 5 for http://passpet.org/XPCOM/IPasspetGCM
[scriptable, uuid(48602656-5d61-518b-b136-40df6d99ae65)]
interface IPasspetGCM : nsISupports {
    // Set the cipher and initialization vector.
    void initWithIV(in IPasspetAES cipher, in ACString iv);

    // Set the cipher and generate the IV from a nonce.
    void initWithNonce(in IPasspetAES cipher, in ACString nonce);

    // Encrypt or decrypt data in CTR mode (without adding or checking a MAC).
    ACString transform(in ACString data);

    // Encrypt or decrypt data in Galois/Counter Mode.
    // The last 16 bytes of the cipherdata are the MAC.
    ACString encrypt(in ACString data);
    ACString decrypt(in ACString data);
};