xfrm_aalg_get_byid 1465 include/net/xfrm.h extern struct xfrm_algo_desc *xfrm_aalg_get_byid(int alg_id); xfrm_aalg_get_byid 1171 net/key/af_key.c struct xfrm_algo_desc *a = xfrm_aalg_get_byid(sa->sadb_sa_auth);