emulation on host: fix incorrect lwIP DNS implementation (#8627)

d-a-v · web-flow · commit 00f5f2acc49d · 2022-07-09T12:36:35.000+02:00
* emulation on host: fix incorrect lwIP DNS implementation
+initialize netif0, make ipv6 example unfail
diff --git a/tests/host/common/MocklwIP.cpp b/tests/host/common/MocklwIP.cpp
@@ -3,6 +3,8 @@
 
 #include "MocklwIP.h"
 
+#include <lwip/dns.h>
+
 esp8266::AddressListImplementation::AddressList addrList;
 
 extern "C"
@@ -57,4 +59,18 @@ extern "C"
         return &netif0;
     }
 
+    void dns_setserver(u8_t numdns, const ip_addr_t* dnsserver)
+    {
+        (void)numdns;
+        (void)dnsserver;
+    }
+
+    const ip_addr_t* dns_getserver(u8_t numdns)
+    {
+        (void)numdns;
+        static ip_addr_t addr;
+        IP4_ADDR(&addr, 127, 0, 0, 1);
+        return &addr;
+    }
+
 }  // extern "C"
diff --git a/tests/host/common/user_interface.cpp b/tests/host/common/user_interface.cpp
@@ -136,8 +136,7 @@ extern "C"
         for (ifa = ifAddrStruct; ifa != NULL; ifa = ifa->ifa_next)
         {
             mockverbose("host: interface: %s", ifa->ifa_name);
-            if (ifa->ifa_addr && ifa->ifa_addr->sa_family == AF_INET  // ip_info is IPv4 only
-            )
+            if (ifa->ifa_addr && ifa->ifa_addr->sa_family == AF_INET)  // ip_info is IPv4 only
             {
                 auto test_ipv4
                     = lwip_ntohl(*(uint32_t*)&((struct sockaddr_in*)ifa->ifa_addr)->sin_addr);
@@ -179,14 +178,14 @@ extern "C"
             info->ip.addr      = ipv4;
             info->netmask.addr = mask;
             info->gw.addr      = ipv4;
-
-            netif0.ip_addr.addr = ipv4;
-            netif0.netmask.addr = mask;
-            netif0.gw.addr      = ipv4;
-            netif0.flags        = NETIF_FLAG_IGMP | NETIF_FLAG_UP | NETIF_FLAG_LINK_UP;
-            netif0.next         = nullptr;
         }
 
+        netif0.ip_addr.addr = ipv4;
+        netif0.netmask.addr = mask;
+        netif0.gw.addr      = ipv4;
+        netif0.flags        = NETIF_FLAG_IGMP | NETIF_FLAG_UP | NETIF_FLAG_LINK_UP;
+        netif0.next         = nullptr;
+
         return true;
     }
 
@@ -418,19 +417,6 @@ extern "C"
         (void)intr;
     }
 
-    void dns_setserver(u8_t numdns, ip_addr_t* dnsserver)
-    {
-        (void)numdns;
-        (void)dnsserver;
-    }
-
-    ip_addr_t dns_getserver(u8_t numdns)
-    {
-        (void)numdns;
-        ip_addr_t addr = { 0x7f000001 };
-        return addr;
-    }
-
 #include <smartconfig.h>
     bool smartconfig_start(sc_callback_t cb, ...)
     {
