pkey_seckey
struct pkey_seckey seckey; /* out: the secure key blob */
struct pkey_seckey seckey; /* out: the secure key blob */
struct pkey_seckey seckey; /* in: the secure key blob */
struct pkey_seckey seckey; /* in: the secure key blob */
struct pkey_seckey seckey; /* in: the secure key blob */
struct pkey_seckey seckey; /* in: the secure key blob */
struct pkey_seckey *seckey = (struct pkey_seckey *)buf;