getsainfo
check = getsainfo(cur_sainfo->idsrc,
iph2->sainfo = getsainfo(iph2->sainfo->idsrc,
iph2->sainfo = getsainfo(idsrc, iddst, NULL, NULL, remoteid);
iph2->sainfo = getsainfo(idsrc, iddst, iph2->ph1->id_p, client, iph2->ph1->rmconf->ph1id);
extern struct sainfo *getsainfo(const vchar_t *,