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[lwip] add list_udps() for lwip-1.4.1.

This commit is contained in:
aozima 2018-05-25 23:54:16 +08:00
parent e190b166e2
commit 7d1324ee68
1 changed files with 30 additions and 0 deletions
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30
components/net/lwip-1.4.1/src/netif/ethernetif.c
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@ -618,4 +618,34 @@ void list_tcps(void)
FINSH_FUNCTION_EXPORT(list_tcps, list all of tcp connections);
#endif
#if LWIP_UDP
#include "lwip/udp.h"
void list_udps(void)
{
struct udp_pcb *pcb;
rt_uint32_t num = 0;
char local_ip_str[16];
char remote_ip_str[16];
rt_enter_critical();
rt_kprintf("Active UDP PCB states:\n");
for (pcb = udp_pcbs; pcb != NULL; pcb = pcb->next)
{
strcpy(local_ip_str, ipaddr_ntoa(&(pcb->local_ip)));
strcpy(remote_ip_str, ipaddr_ntoa(&(pcb->remote_ip)));
rt_kprintf("#%d %d %s:%d <==> %s:%d \n",
num, (int)pcb->flags,
local_ip_str,
pcb->local_port,
remote_ip_str,
pcb->remote_port);
num++;
}
rt_exit_critical();
}
FINSH_FUNCTION_EXPORT(list_udps, list all of udp connections);
#endif /* LWIP_UDP */
#endif