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Basic TCP send functional

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@371 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2007-11-05 23:04:16 +00:00
parent 721297dbef
commit 37637344e4
1 changed files with 20 additions and 33 deletions
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53
arch/sim/src/up_uipdriver.c
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@ -112,6 +112,25 @@ static inline int uip_comparemac(struct uip_eth_addr *paddr1, struct uip_eth_add
}
#endif
static int sim_uiptxpoll(struct uip_driver_s *dev)
{
/* If the polling resulted in data that should be sent out on the network,
* the field d_len is set to a value > 0.
*/
if (g_sim_dev.d_len > 0)
{
uip_arp_out(&g_sim_dev);
tapdev_send(g_sim_dev.d_buf, g_sim_dev.d_len);
}
/* If zero is returned, the polling will continue until all connections have
* been examined.
*/
return 0;
}
/****************************************************************************
* Public Functions
****************************************************************************/
@ -182,39 +201,7 @@ void uipdriver_loop(void)
else if (timer_expired(&g_periodic_timer))
{
timer_reset(&g_periodic_timer);
for(i = 0; i < UIP_CONNS; i++)
{
uip_tcppoll(&g_sim_dev,i);
/* If the above function invocation resulted in data that
* should be sent out on the network, the global variable
* d_len is set to a value > 0.
*/
if (g_sim_dev.d_len > 0)
{
uip_arp_out(&g_sim_dev);
tapdev_send(g_sim_dev.d_buf, g_sim_dev.d_len);
}
}
#ifdef CONFIG_NET_UDP
for(i = 0; i < UIP_UDP_CONNS; i++)
{
uip_udppoll(&g_sim_dev,i);
/* If the above function invocation resulted in data that
* should be sent out on the network, the global variable
* d_len is set to a value > 0.
*/
if (g_sim_dev.d_len > 0)
{
uip_arp_out(&g_sim_dev);
tapdev_send(g_sim_dev.d_buf, g_sim_dev.d_len);
}
}
#endif /* CONFIG_NET_UDP */
uip_poll(&g_sim_dev, sim_uiptxpoll, UIP_TIMER);
}
sched_unlock();
}