soft_aes_sign_ctx_t
soft_aes_sign_ctx_t *ctx = NULL;
soft_aes_sign_ctx_t *soft_aes_ctx_sign_verify;
(soft_aes_sign_ctx_t *)session_p->sign.context;
(soft_aes_sign_ctx_t *)session_p->verify.context;
sizeof (soft_aes_sign_ctx_t));