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-rw-r--r--stacks/lwip_stack/lwip_src/api/spl_api_msg.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/stacks/lwip_stack/lwip_src/api/spl_api_msg.c b/stacks/lwip_stack/lwip_src/api/spl_api_msg.c
index 1c9bf92..d8e088a 100644
--- a/stacks/lwip_stack/lwip_src/api/spl_api_msg.c
+++ b/stacks/lwip_stack/lwip_src/api/spl_api_msg.c
@@ -22,6 +22,7 @@
//#include "sockets.h"
#include <netinet/in.h>
#include <errno.h>
+#include <netinet/tcp.h>
#include "stackx_prot_com.h"
#include "spl_api.h"
@@ -2523,7 +2524,12 @@ do_get_tcpproto_getsockopt_internal (struct common_pcb *cpcb,
NSPOL_LOGDBG (SOCKETS_DEBUG, "]fd=%d,SPL_TCP_KEEPCNT=%d",
cpcb->socket, *(int *) optval);
break;
-
+ case SPL_TCP_INFO:
+ ((struct tcp_info *) optval)->tcpi_total_retrans = (int) tpcb->nrtx;
+ ((struct tcp_info *) optval)->tcpi_snd_mss = (int) tpcb->mss;
+ ((struct tcp_info *) optval)->tcpi_rtt = (int) tpcb->sa;
+ ((struct tcp_info *) optval)->tcpi_snd_cwnd = (int) tpcb->cwnd;
+ break;
default:
NSPOL_LOGDBG (SOCKETS_DEBUG, "unsupported]optname=%d", optname);
SET_MSG_ERR (m, EOPNOTSUPP);