From 74d87ad663f013e792a9ea5d004eae139cd2e0a0 Mon Sep 17 00:00:00 2001
From: compile_success <980965867@qq.com>
Date: Sat, 9 Mar 2024 06:45:25 +0000
Subject: [PATCH] support loop mode

---
 src/core/netif.c         |  8 ++++++++--
 src/include/lwip/netif.h |  4 ++++
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/core/netif.c b/src/core/netif.c
index 8302bd5..79f2317 100644
--- a/src/core/netif.c
+++ b/src/core/netif.c
@@ -1117,6 +1117,10 @@ netif_set_link_callback(struct netif *netif, netif_status_callback_fn link_callb
  */
 err_t
 netif_loop_output(struct netif *netif, struct pbuf *p)
+#else
+err_t
+udp_netif_loop_output(struct netif *netif, struct pbuf *p)
+#endif
 {
   struct pbuf *r;
   err_t err;
@@ -1218,7 +1224,6 @@ netif_loop_output(struct netif *netif, struct pbuf *p)
 
   return ERR_OK;
 }
-#endif
 
 #if LWIP_HAVE_LOOPIF
 #if LWIP_IPV4
@@ -1249,6 +1254,10 @@ netif_loop_output_ipv6(struct netif *netif, struct pbuf *p, const ip6_addr_t *ad
  */
 void
 netif_poll(struct netif *netif)
+#else
+void
+udp_netif_poll(struct netif *netif)
+#endif
 {
   /* If we have a loopif, SNMP counters are adjusted for it,
    * if not they are adjusted for 'netif'. */
@@ -1312,7 +1321,6 @@ netif_poll(struct netif *netif)
   }
   SYS_ARCH_UNPROTECT(lev);
 }
-#endif
 
 #if !LWIP_NETIF_LOOPBACK_MULTITHREADING
 /**
diff --git a/src/include/lwip/netif.h b/src/include/lwip/netif.h
index d10d4e8..d8f1f45 100644
--- a/src/include/lwip/netif.h
+++ b/src/include/lwip/netif.h
@@ -538,6 +538,10 @@ void netif_set_link_callback(struct netif *netif, netif_status_callback_fn link_
 #if ENABLE_LOOPBACK
 err_t netif_loop_output(struct netif *netif, struct pbuf *p);
 void netif_poll(struct netif *netif);
+#if GAZELLE_ENABLE
+err_t udp_netif_loop_output(struct netif *netif, struct pbuf *p);
+void udp_netif_poll(struct netif *netif);
+#endif
 #if !LWIP_NETIF_LOOPBACK_MULTITHREADING
 void netif_poll_all(void);
 #endif /* !LWIP_NETIF_LOOPBACK_MULTITHREADING */
-- 
2.33.0