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1、解决do_pollfd函数中处理底层网络设备返回错误-1的情况，返回-1时select函数也要返回-1 …

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2、网卡设备调用关闭dhcp时，底层要调用dhcp_stop函数来关闭dhcp功能，打开时再调用dhcp_start，否则再次打开dhcp时无法获取ip地址或者出现在使用静态ip地址会在dhcp租约到期时自动再获取ip地址。
3、sal_socket.c程序中的sal_accept函数增加判断网卡up,down的功能
4、修改注释信息
This commit is contained in:
longtengmcu
2020-05-21 22:05:38 +08:00
parent 63950c9259
commit d75f03e4b0
3 changed files with 12 additions and 12 deletions
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components/net/sal_socket/src/sal_socket.c
+1 -1
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@@ -564,7 +564,7 @@ int sal_accept(int socket, struct sockaddr *addr, socklen_t *addrlen)
/* get the socket object by socket descriptor */
SAL_SOCKET_OBJ_GET(sock, socket);
/* check the network interface is up status zhaoshimin add 20200509*/
/* check the network interface is up status */
SAL_NETDEV_IS_UP(sock->netdev);
/* check the network interface socket operations */