Added AES encryption/decryption.

However, I could not find any interface (neither opensc nor sc-hsm-embedded).
Needs further testing.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>

sc_hsm.h

@@ -60,6 +60,12 @@ extern const uint8_t sc_hsm_aid[];
 #define ALGO_EC_SHA256			0x73		/* ECDSA signature with SHA-256 hash */
 #define ALGO_EC_DH				0x80        /* ECDH key derivation */
 
+#define ALGO_EC_DERIVE		0x98		/* Derive EC key from EC key */
+
+#define ALGO_AES_CBC_ENCRYPT	0x10
+#define ALGO_AES_CBC_DECRYPT	0x11
+#define ALGO_AES_CMAC		0x18
+
 extern int pin_reset_retries(const file_t *pin, bool);
 extern int pin_wrong_retry(const file_t *pin);