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Refactor tcpip.c packet input

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The UIP_CONF_FORWARD is now handled in a better way that the general structure
of packet_input can be clearer seen.
This commit is contained in:
Valentin Sawadski 2015-09-14 15:11:00 +02:00
parent 552408b241
commit 43770a934d
1 changed files with 8 additions and 22 deletions
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34
core/net/ip/tcpip.c
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@ -185,11 +185,17 @@ check_for_tcp_syn(void)
static void
packet_input(void)
{
if(uip_len > 0) {
#if UIP_CONF_IP_FORWARD
if(uip_len > 0) {
tcpip_is_forwarding = 1;
if(uip_fw_forward() == UIP_FW_LOCAL) {
if(uip_fw_forward() != UIP_FW_LOCAL) {
tcpip_is_forwarding = 0;
return;
}
tcpip_is_forwarding = 0;
#endif /* UIP_CONF_IP_FORWARD */
check_for_tcp_syn();
uip_input();
if(uip_len > 0) {
@ -198,33 +204,13 @@ packet_input(void)
#else /* UIP_CONF_TCP_SPLIT */
#if NETSTACK_CONF_WITH_IPV6
tcpip_ipv6_output();
#else
PRINTF("tcpip packet_input forward output len %d\n", uip_len);
tcpip_output();
#endif
#endif /* UIP_CONF_TCP_SPLIT */
}
}
tcpip_is_forwarding = 0;
}
#else /* UIP_CONF_IP_FORWARD */
if(uip_len > 0) {
check_for_tcp_syn();
uip_input();
if(uip_len > 0) {
#if UIP_CONF_TCP_SPLIT
uip_split_output();
#else /* UIP_CONF_TCP_SPLIT */
#if NETSTACK_CONF_WITH_IPV6
tcpip_ipv6_output();
#else
#else /* NETSTACK_CONF_WITH_IPV6 */
PRINTF("tcpip packet_input output len %d\n", uip_len);
tcpip_output();
#endif
#endif /* NETSTACK_CONF_WITH_IPV6 */
#endif /* UIP_CONF_TCP_SPLIT */
}
}
#endif /* UIP_CONF_IP_FORWARD */
}
/*---------------------------------------------------------------------------*/
#if UIP_TCP