void ci_ip_send_pkt_lookup(ci_netif* ni,
const struct oo_sock_cplane* sock_cp_opt,
ci_ip_pkt_fmt* pkt,
ci_ip_cached_hdrs* ipcache)
{
ci_ip4_hdr* pkt_ip = oo_tx_ip_hdr(pkt);
struct oo_sock_cplane sock_cp;
ci_assert(pkt_ip->ip_saddr_be32 != 0);
ci_assert(pkt_ip->ip_daddr_be32 != 0);
if( sock_cp_opt != NULL )
sock_cp = *sock_cp_opt;
else
oo_sock_cplane_init(&sock_cp);
ci_ip_cache_init(ipcache);
sock_cp.ip_laddr_be32 = pkt_ip->ip_saddr_be32;
ipcache->ip.ip_daddr_be32 = pkt_ip->ip_daddr_be32;
switch( pkt_ip->ip_protocol ) {
case IPPROTO_UDP:
case IPPROTO_TCP:
sock_cp.lport_be16 = TX_PKT_SPORT_BE16(pkt);
ipcache->dport_be16 = TX_PKT_DPORT_BE16(pkt);
break;
default:
sock_cp.lport_be16 = 0;
ipcache->dport_be16 = 0;
break;
}
cicp_user_retrieve(ni, ipcache, &sock_cp);
}
void ci_sock_cmn_init(ci_netif* ni, ci_sock_cmn* s)
{
oo_p sp;
/* Poison. */
CI_DEBUG(memset(&s->b + 1, 0xf0, (char*) (s + 1) - (char*) (&s->b + 1)));
citp_waitable_reinit(ni, &s->b);
oo_sock_cplane_init(&s->cp);
s->local_peer = OO_SP_NULL;
s->s_flags = CI_SOCK_FLAG_CONNECT_MUST_BIND | CI_SOCK_FLAG_PMTU_DO;
s->s_aflags = 0u;
ci_assert_equal( 0, CI_IP_DFLT_TOS );
s->so_priority = 0;
/* SO_SNDBUF & SO_RCVBUF. See also ci_tcp_set_established_state() which
* may modify these values.
*/
memset(&s->so, 0, sizeof(s->so));
s->so.sndbuf = NI_OPTS(ni).tcp_sndbuf_def;
s->so.rcvbuf = NI_OPTS(ni).tcp_rcvbuf_def;
s->rx_bind2dev_ifindex = CI_IFID_BAD;
/* These don't really need to be initialised, as only significant when
* rx_bind2dev_ifindex != CI_IFID_BAD. But makes stackdump output
* cleaner this way...
*/
s->rx_bind2dev_base_ifindex = 0;
s->rx_bind2dev_vlan = 0;
s->cmsg_flags = 0u;
s->timestamping_flags = 0u;
s->os_sock_status = OO_OS_STATUS_TX;
ci_ip_queue_init(&s->timestamp_q);
s->timestamp_q_extract = OO_PP_NULL;
ci_sock_cmn_reinit(ni, s);
sp = oo_sockp_to_statep(ni, SC_SP(s));
OO_P_ADD(sp, CI_MEMBER_OFFSET(ci_sock_cmn, reap_link));
ci_ni_dllist_link_init(ni, &s->reap_link, sp, "reap");
ci_ni_dllist_self_link(ni, &s->reap_link);
}
