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Add generic tcpip_inpkt function that can be called to make last changes really usable

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This commit is contained in:
Dirk Ziegelmeier
2016-02-22 20:18:10 +01:00
parent fa6f068fd1
commit 777e667f08
3 changed files with 35 additions and 52 deletions
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72
src/api/tcpip.c
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@@ -166,24 +166,18 @@ tcpip_thread(void *arg)
/**
* Pass a received packet to tcpip_thread for input processing
*
* @param p the received packet, p->payload pointing to the Ethernet header or
* to an IP header (if inp doesn't have NETIF_FLAG_ETHARP or
* NETIF_FLAG_ETHERNET flags)
* @param p the received packet
* @param inp the network interface on which the packet was received
* @param input_fn input function to call
*/
err_t
tcpip_input(struct pbuf *p, struct netif *inp)
tcpip_inpkt(struct pbuf *p, struct netif *inp, tcpip_inpkt_fn input_fn)
{
#if LWIP_TCPIP_CORE_LOCKING_INPUT
err_t ret;
LWIP_DEBUGF(TCPIP_DEBUG, ("tcpip_input: PACKET %p/%p\n", (void *)p, (void *)inp));
LWIP_DEBUGF(TCPIP_DEBUG, ("tcpip_inpkt: PACKET %p/%p\n", (void *)p, (void *)inp));
LOCK_TCPIP_CORE();
#if LWIP_ETHERNET
if (inp->flags & (NETIF_FLAG_ETHARP | NETIF_FLAG_ETHERNET)) {
ret = ethernet_input(p, inp);
} else
#endif /* LWIP_ETHERNET */
ret = ip_input(p, inp);
ret = input_fn(p, inp);
UNLOCK_TCPIP_CORE();
return ret;
#else /* LWIP_TCPIP_CORE_LOCKING_INPUT */
@@ -200,12 +194,7 @@ tcpip_input(struct pbuf *p, struct netif *inp)
msg->type = TCPIP_MSG_INPKT;
msg->msg.inp.p = p;
msg->msg.inp.netif = inp;
#if LWIP_ETHERNET
if (inp->flags & (NETIF_FLAG_ETHARP | NETIF_FLAG_ETHERNET)) {
msg->msg.inp.input_fn = ethernet_input;
} else
#endif /* LWIP_ETHERNET */
msg->msg.inp.input_fn = ip_input;
msg->msg.inp.input_fn = input_fn;
if (sys_mbox_trypost(&mbox, msg) != ERR_OK) {
memp_free(MEMP_TCPIP_MSG_INPKT, msg);
return ERR_MEM;
@@ -214,6 +203,26 @@ tcpip_input(struct pbuf *p, struct netif *inp)
#endif /* LWIP_TCPIP_CORE_LOCKING_INPUT */
}
/**
* Pass a received packet to tcpip_thread for input processing with
* ethernet_input or ip_input
*
* @param p the received packet, p->payload pointing to the Ethernet header or
* to an IP header (if inp doesn't have NETIF_FLAG_ETHARP or
* NETIF_FLAG_ETHERNET flags)
* @param inp the network interface on which the packet was received
*/
err_t
tcpip_input(struct pbuf *p, struct netif *inp)
{
#if LWIP_ETHERNET
if (inp->flags & (NETIF_FLAG_ETHARP | NETIF_FLAG_ETHERNET)) {
return tcpip_inpkt(p, inp, ethernet_input);
} else
#endif /* LWIP_ETHERNET */
return tcpip_inpkt(p, inp, ip_input);
}
#if PPPOS_SUPPORT && !PPP_INPROC_IRQ_SAFE
/**
* Pass a received packet to tcpip_thread for input processing
@@ -226,34 +235,7 @@ tcpip_input(struct pbuf *p, struct netif *inp)
err_t
tcpip_pppos_input(struct pbuf *p, struct netif *inp)
{
#if LWIP_TCPIP_CORE_LOCKING_INPUT
err_t ret;
LWIP_DEBUGF(TCPIP_DEBUG, ("tcpip_pppos_input: PACKET %p/%p\n", (void *)p, (void *)inp));
LOCK_TCPIP_CORE();
ret = pppos_input_sys(p, inp);
UNLOCK_TCPIP_CORE();
return ret;
#else /* LWIP_TCPIP_CORE_LOCKING_INPUT */
struct tcpip_msg *msg;
if (!sys_mbox_valid_val(mbox)) {
return ERR_VAL;
}
msg = (struct tcpip_msg *)memp_malloc(MEMP_TCPIP_MSG_INPKT);
if (msg == NULL) {
return ERR_MEM;
}
msg->type = TCPIP_MSG_INPKT;
msg->msg.inp.p = p;
msg->msg.inp.netif = inp;
msg->msg.inp.input_fn = pppos_input_sys;
if (sys_mbox_trypost(&mbox, msg) != ERR_OK) {
memp_free(MEMP_TCPIP_MSG_INPKT, msg);
return ERR_MEM;
}
return ERR_OK;
#endif /* LWIP_TCPIP_CORE_LOCKING_INPUT */
return tcpip_inpkt(p, inp, pppos_input_sys);
}
#endif /* PPPOS_SUPPORT && !PPP_INPROC_IRQ_SAFE */