From e09613994ea3fee2c5468c48d24d8a6dfb96f8b4 Mon Sep 17 00:00:00 2001
From: hankangkang <hankangkang5@huawei.com>
Date: Mon, 18 Nov 2024 09:18:42 +0800
Subject: [PATCH] openGauss: support kernel accept4

---
 src/lstack/api/lstack_wrap.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/lstack/api/lstack_wrap.c b/src/lstack/api/lstack_wrap.c
index 7d32ef1..7e724cd 100644
--- a/src/lstack/api/lstack_wrap.c
+++ b/src/lstack/api/lstack_wrap.c
@@ -131,14 +131,22 @@ static int32_t do_accept4(int32_t s, struct sockaddr *addr, socklen_t *addrlen,
         return posix_api->accept4_fn(s, addr, addrlen, flags);
     }
 
-    int32_t fd = g_wrap_api->accept4_fn(s, addr, addrlen, flags);
+    int fd = 0;
+    struct lwip_sock *sock = lwip_get_socket(s);
+    if (POSIX_HAS_TYPE(sock, POSIX_KERNEL)) {
+        fd = posix_api->accept4_fn(s, addr, addrlen, flags);
+        if (fd >= 0) {
+            return fd;
+        }
+    }
+
+    fd = g_wrap_api->accept4_fn(s, addr, addrlen, flags);
     if (fd >= 0) {
-        struct lwip_sock *sock = lwip_get_socket(fd);
+        sock = lwip_get_socket(fd);
         POSIX_SET_TYPE(sock, POSIX_LWIP);
-        return fd;
     }
 
-    return posix_api->accept4_fn(s, addr, addrlen, flags);
+    return fd;
 }
 
 static inline int sock_set_nonblocking(int fd)
-- 
2.33.0